diff options
Diffstat (limited to 'indra/llui/lltexteditor.cpp')
| -rw-r--r-- | indra/llui/lltexteditor.cpp | 2924 |
1 files changed, 1618 insertions, 1306 deletions
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp index 48816e4b9e..921041d17f 100644 --- a/indra/llui/lltexteditor.cpp +++ b/indra/llui/lltexteditor.cpp @@ -46,7 +46,6 @@ #include "lltimer.h" #include "llmath.h" -#include "audioengine.h" #include "llclipboard.h" #include "llscrollbar.h" #include "llstl.h" @@ -58,7 +57,11 @@ #include "llcontrol.h" #include "llwindow.h" #include "lltextparser.h" +#include "llscrollcontainer.h" +#include "llpanel.h" + #include <queue> +#include "llcombobox.h" // // Globals @@ -75,19 +78,89 @@ const S32 CURSOR_THICKNESS = 2; const S32 SPACES_PER_TAB = 4; -LLUIColor LLTextEditor::mLinkColor = LLColor4::blue; -void (* LLTextEditor::mURLcallback)(const std::string&) = NULL; -bool (* LLTextEditor::mSecondlifeURLcallback)(const std::string&) = NULL; -bool (* LLTextEditor::mSecondlifeURLcallbackRightClick)(const std::string&) = NULL; +void (* LLTextEditor::sURLcallback)(const std::string&) = NULL; +bool (* LLTextEditor::sSecondlifeURLcallback)(const std::string&) = NULL; +bool (* LLTextEditor::sSecondlifeURLcallbackRightClick)(const std::string&) = NULL; + +// helper functors +struct LLTextEditor::compare_bottom +{ + bool operator()(const S32& a, const LLTextEditor::line_info& b) const + { + return a > b.mBottom; // bottom of a is higher than bottom of b + } + + bool operator()(const LLTextEditor::line_info& a, const S32& b) const + { + return a.mBottom > b; // bottom of a is higher than bottom of b + } + + bool operator()(const LLTextEditor::line_info& a, const LLTextEditor::line_info& b) const + { + return a.mBottom > b.mBottom; // bottom of a is higher than bottom of b + } + +}; +// helper functors +struct LLTextEditor::compare_top +{ + bool operator()(const S32& a, const LLTextEditor::line_info& b) const + { + return a > b.mTop; // top of a is higher than top of b + } + + bool operator()(const LLTextEditor::line_info& a, const S32& b) const + { + return a.mTop > b; // top of a is higher than top of b + } + + bool operator()(const LLTextEditor::line_info& a, const LLTextEditor::line_info& b) const + { + return a.mTop > b.mTop; // top of a is higher than top of b + } +}; + +struct LLTextEditor::line_end_compare +{ + bool operator()(const S32& pos, const LLTextEditor::line_info& info) const + { + return (pos < info.mDocIndexEnd); + } + + bool operator()(const LLTextEditor::line_info& info, const S32& pos) const + { + return (info.mDocIndexEnd < pos); + } + + bool operator()(const LLTextEditor::line_info& a, const LLTextEditor::line_info& b) const + { + return (a.mDocIndexEnd < b.mDocIndexEnd); + } + +}; + +// +// DocumentPanel +// + +class DocumentPanel : public LLPanel +{ +public: + DocumentPanel(const Params&); +}; + +DocumentPanel::DocumentPanel(const Params& p) +: LLPanel(p) +{} /////////////////////////////////////////////////////////////////// class LLTextEditor::LLTextCmdInsert : public LLTextEditor::LLTextCmd { public: - LLTextCmdInsert(S32 pos, BOOL group_with_next, const LLWString &ws) - : LLTextCmd(pos, group_with_next), mWString(ws) + LLTextCmdInsert(S32 pos, BOOL group_with_next, const LLWString &ws, LLTextSegmentPtr segment) + : LLTextCmd(pos, group_with_next, segment), mWString(ws) { } virtual ~LLTextCmdInsert() {} @@ -117,8 +190,8 @@ private: class LLTextEditor::LLTextCmdAddChar : public LLTextEditor::LLTextCmd { public: - LLTextCmdAddChar( S32 pos, BOOL group_with_next, llwchar wc) - : LLTextCmd(pos, group_with_next), mWString(1, wc), mBlockExtensions(FALSE) + LLTextCmdAddChar( S32 pos, BOOL group_with_next, llwchar wc, LLTextSegmentPtr segment) + : LLTextCmd(pos, group_with_next, segment), mWString(1, wc), mBlockExtensions(FALSE) { } virtual void blockExtensions() @@ -127,6 +200,9 @@ public: } virtual BOOL canExtend(S32 pos) const { + // cannot extend text with custom segments + if (!mSegments.empty()) return FALSE; + return !mBlockExtensions && (pos == getPosition() + (S32)mWString.length()); } virtual BOOL execute( LLTextEditor* editor, S32* delta ) @@ -201,9 +277,10 @@ private: class LLTextEditor::LLTextCmdRemove : public LLTextEditor::LLTextCmd { public: - LLTextCmdRemove( S32 pos, BOOL group_with_next, S32 len ) : + LLTextCmdRemove( S32 pos, BOOL group_with_next, S32 len, segment_vec_t& segments ) : LLTextCmd(pos, group_with_next), mLen(len) { + std::swap(mSegments, segments); } virtual BOOL execute( LLTextEditor* editor, S32* delta ) { @@ -213,7 +290,7 @@ public: } virtual S32 undo( LLTextEditor* editor ) { - insert(editor, getPosition(), mWString ); + insert(editor, getPosition(), mWString); return getPosition() + mWString.length(); } virtual S32 redo( LLTextEditor* editor ) @@ -233,12 +310,13 @@ LLTextEditor::Params::Params() max_text_length("max_length", 255), read_only("read_only", false), embedded_items("embedded_items", false), - hide_scrollbar("hide_scrollbar", false), + hide_scrollbar("hide_scrollbar"), hide_border("hide_border", false), word_wrap("word_wrap", false), ignore_tab("ignore_tab", true), track_bottom("track_bottom", false), - takes_non_scroll_clicks("takes_non_scroll_clicks", true), + handle_edit_keys_directly("handle_edit_keys_directly", false), + show_line_numbers("show_line_numbers", false), cursor_color("cursor_color"), default_color("default_color"), text_color("text_color"), @@ -246,6 +324,8 @@ LLTextEditor::Params::Params() bg_readonly_color("bg_readonly_color"), bg_writeable_color("bg_writeable_color"), bg_focus_color("bg_focus_color"), + link_color("link_color"), + commit_on_focus_lost("commit_on_focus_lost", false), length("length"), // ignored type("type"), // ignored is_unicode("is_unicode")// ignored @@ -261,8 +341,6 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p) mIsSelecting( FALSE ), mSelectionStart( 0 ), mSelectionEnd( 0 ), - mScrolledToBottom( TRUE ), - mOnScrollEndCallback( NULL ), mOnScrollEndData( NULL ), mCursorColor( p.cursor_color() ), mFgColor( p.text_color() ), @@ -271,15 +349,14 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p) mWriteableBgColor( p.bg_writeable_color() ), mReadOnlyBgColor( p.bg_readonly_color() ), mFocusBgColor( p.bg_focus_color() ), + mLinkColor( p.link_color() ), mReadOnly(p.read_only), mWordWrap( p.word_wrap ), - mShowLineNumbers ( FALSE ), - mCommitOnFocusLost( FALSE ), - mHideScrollbarForShortDocs( FALSE ), - mTakesNonScrollClicks( p.takes_non_scroll_clicks ), + mShowLineNumbers ( p.show_line_numbers ), + mCommitOnFocusLost( p.commit_on_focus_lost), mTrackBottom( p.track_bottom ), mAllowEmbeddedItems( p.embedded_items ), - mHandleEditKeysDirectly( FALSE ), + mHandleEditKeysDirectly( p.handle_edit_keys_directly ), mMouseDownX(0), mMouseDownY(0), mLastSelectionX(-1), @@ -289,7 +366,8 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p) mParseHTML(FALSE), mParseHighlights(FALSE), mTabsToNextField(p.ignore_tab), - mGLFont(p.font) + mDefaultFont(p.font), + mScrollIndex(-1) { static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0); @@ -298,44 +376,42 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p) // reset desired x cursor position mDesiredXPixel = -1; - updateTextRect(); + LLScrollContainer::Params scroll_params; + scroll_params.name = "text scroller"; + scroll_params.rect = getLocalRect(); + scroll_params.follows.flags = FOLLOWS_ALL; + scroll_params.is_opaque = false; + scroll_params.mouse_opaque = false; + scroll_params.min_auto_scroll_rate = 200; + scroll_params.max_auto_scroll_rate = 800; + mScroller = LLUICtrlFactory::create<LLScrollContainer>(scroll_params); + addChild(mScroller); + + LLPanel::Params panel_params; + panel_params.name = "text_contents"; + panel_params.rect = LLRect(0, 500, 500, 0); + panel_params.background_visible = true; + panel_params.background_opaque = true; + panel_params.mouse_opaque = false; + + mDocumentPanel = LLUICtrlFactory::create<DocumentPanel>(panel_params); + mScroller->addChild(mDocumentPanel); - S32 line_height = llround( mGLFont->getLineHeight() ); - S32 page_size = mTextRect.getHeight() / line_height; - - // Init the scrollbar - LLRect scroll_rect; - scroll_rect.setOriginAndSize( - getRect().getWidth() - scrollbar_size, - 1, - scrollbar_size, - getRect().getHeight() - 1); - S32 lines_in_doc = getLineCount(); - LLScrollbar::Params sbparams; - sbparams.name("Scrollbar"); - sbparams.rect(scroll_rect); - sbparams.orientation(LLScrollbar::VERTICAL); - sbparams.doc_size(lines_in_doc); - sbparams.doc_pos(0); - sbparams.page_size(page_size); - sbparams.follows.flags(FOLLOWS_RIGHT | FOLLOWS_TOP | FOLLOWS_BOTTOM); - mScrollbar = LLUICtrlFactory::create<LLScrollbar> (sbparams); - mScrollbar->setOnScrollEndCallback(mOnScrollEndCallback, mOnScrollEndData); - addChild(mScrollbar); + updateTextRect(); static LLUICachedControl<S32> text_editor_border ("UITextEditorBorder", 0); LLViewBorder::Params params; - params.name("text ed border"); - params.rect(getLocalRect()); - params.bevel_style(LLViewBorder::BEVEL_IN); - params.border_thickness(text_editor_border); + params.name = "text ed border"; + params.rect = getLocalRect(); + params.bevel_style = LLViewBorder::BEVEL_IN; + params.border_thickness = text_editor_border; mBorder = LLUICtrlFactory::create<LLViewBorder> (params); addChild( mBorder ); mBorder->setVisible(!p.hide_border); - appendText(p.default_text, FALSE, FALSE); + createDefaultSegment(); - setHideScrollbarForShortDocs(p.hide_scrollbar); + appendText(p.default_text, FALSE, FALSE); mHTML.clear(); } @@ -350,16 +426,23 @@ void LLTextEditor::initFromParams( const LLTextEditor::Params& p) if (p.read_only.isProvided()) { mReadOnly = p.read_only; - updateSegments(); - updateAllowingLanguageInput(); } + + if (p.commit_on_focus_lost.isProvided()) + { + mCommitOnFocusLost = p.commit_on_focus_lost; + } + + updateSegments(); + updateAllowingLanguageInput(); + // HACK: text editors always need to be enabled so that we can scroll LLView::setEnabled(true); } LLTextEditor::~LLTextEditor() { - gFocusMgr.releaseFocusIfNeeded( this ); // calls onCommit() + gFocusMgr.releaseFocusIfNeeded( this ); // calls onCommit() while LLTextEditor still valid // Route menu back to the default if( gEditMenuHandler == this ) @@ -369,8 +452,6 @@ LLTextEditor::~LLTextEditor() // Scrollbar is deleted by LLView mHoverSegment = NULL; - std::for_each(mSegments.begin(), mSegments.end(), DeletePointer()); - std::for_each(mUndoStack.begin(), mUndoStack.end(), DeletePointer()); } @@ -379,117 +460,183 @@ LLTextViewModel* LLTextEditor::getViewModel() const return (LLTextViewModel*)mViewModel.get(); } -void LLTextEditor::setTrackColor( const LLColor4& color ) -{ - mScrollbar->setTrackColor(color); -} - -void LLTextEditor::setThumbColor( const LLColor4& color ) -{ - mScrollbar->setThumbColor(color); -} - -void LLTextEditor::updateLineStartList(S32 startpos) +static LLFastTimer::DeclareTimer FTM_TEXT_REFLOW ("Text Reflow"); +void LLTextEditor::reflow(S32 start_index) { - updateSegments(); - - bindEmbeddedChars(mGLFont); + if (!mReflowNeeded) return; - S32 seg_num = mSegments.size(); - S32 seg_idx = 0; - S32 seg_offset = 0; + LLFastTimer ft(FTM_TEXT_REFLOW); + static LLUICachedControl<S32> texteditor_vpad_top ("UITextEditorVPadTop", 0); + updateSegments(); - if (!mLineStartList.empty()) + while(mReflowNeeded) { - getSegmentAndOffset(startpos, &seg_idx, &seg_offset); - line_info t(seg_idx, seg_offset); - line_list_t::iterator iter = std::upper_bound(mLineStartList.begin(), mLineStartList.end(), t, line_info_compare()); - if (iter != mLineStartList.begin()) --iter; - seg_idx = iter->mSegment; - seg_offset = iter->mOffset; - mLineStartList.erase(iter, mLineStartList.end()); - } + bool scrolled_to_bottom = mScroller->isAtBottom(); + mReflowNeeded = FALSE; - LLWString text(getWText()); - while( seg_idx < seg_num ) - { - mLineStartList.push_back(line_info(seg_idx,seg_offset)); - BOOL line_ended = FALSE; - S32 start_x = mShowLineNumbers ? UI_TEXTEDITOR_LINE_NUMBER_MARGIN : 0; - S32 line_width = start_x; - while(!line_ended && seg_idx < seg_num) + LLRect old_cursor_rect = getLocalRectFromDocIndex(mCursorPos); + bool follow_selection = mTextRect.overlaps(old_cursor_rect); // cursor is visible + S32 first_line = getFirstVisibleLine(); + // if scroll anchor not on first line, update it to first character of first line + if (!mLineInfoList.empty() + && (mScrollIndex < mLineInfoList[first_line].mDocIndexStart + || mScrollIndex >= mLineInfoList[first_line].mDocIndexEnd)) + { + mScrollIndex = mLineInfoList[first_line].mDocIndexStart; + } + LLRect first_char_rect = getLocalRectFromDocIndex(mScrollIndex); + //first_char_rect.intersectWith(mTextRect); + + S32 cur_top = -texteditor_vpad_top; + + if (getLength()) { - LLTextSegment* segment = mSegments[seg_idx]; - S32 start_idx = segment->getStart() + seg_offset; - S32 end_idx = start_idx; - while (end_idx < segment->getEnd() && text[end_idx] != '\n') + segment_set_t::iterator seg_iter = mSegments.begin(); + S32 seg_offset = 0; + S32 line_start_index = 0; + S32 text_width = mTextRect.getWidth(); // optionally reserve room for margin + S32 remaining_pixels = text_width; + LLWString text(getWText()); + S32 line_count = 0; + + // find and erase line info structs starting at start_index and going to end of document + if (!mLineInfoList.empty()) { - end_idx++; + // find first element whose end comes after start_index + line_list_t::iterator iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), start_index, line_end_compare()); + line_start_index = iter->mDocIndexStart; + line_count = iter->mLineNum; + getSegmentAndOffset(iter->mDocIndexStart, &seg_iter, &seg_offset); + mLineInfoList.erase(iter, mLineInfoList.end()); } - if (start_idx == end_idx) + + // reserve enough space for line numbers + S32 line_height = mShowLineNumbers ? (S32)(LLFontGL::getFontMonospace()->getLineHeight()) : 0; + + while(seg_iter != mSegments.end()) { - if (end_idx >= segment->getEnd()) - { - // empty segment - seg_idx++; - seg_offset = 0; - } - else - { - // empty line - line_ended = TRUE; - seg_offset++; - } - } - else - { - const llwchar* str = text.c_str() + start_idx; - S32 drawn = mGLFont->maxDrawableChars(str, (F32)abs(mTextRect.getWidth()) - line_width, - end_idx - start_idx, mWordWrap, mAllowEmbeddedItems ); - if( 0 == drawn && line_width == start_x) + LLTextSegmentPtr segment = *seg_iter; + + // track maximum height of any segment on this line + line_height = llmax(line_height, segment->getMaxHeight()); + S32 cur_index = segment->getStart() + seg_offset; + // find run of text from this segment that we can display on one line + S32 end_index = cur_index; + while(end_index < segment->getEnd() && text[end_index] != '\n') { - // If at the beginning of a line, draw at least one character, even if it doesn't all fit. - drawn = 1; + ++end_index; } - seg_offset += drawn; - line_width += mGLFont->getWidth(str, 0, drawn, mAllowEmbeddedItems); - end_idx = segment->getStart() + seg_offset; - if (end_idx < segment->getEnd()) + + // ask segment how many character fit in remaining space + S32 max_characters = end_index - cur_index; + S32 character_count = segment->getNumChars(llmax(0, remaining_pixels), seg_offset, cur_index - line_start_index, max_characters); + + seg_offset += character_count; + + S32 last_segment_char_on_line = segment->getStart() + seg_offset; + + // if we didn't finish the current segment... + if (last_segment_char_on_line < segment->getEnd()) { - line_ended = TRUE; - if (text[end_idx] == '\n') + // set up index for next line + // ...skip newline, we don't want to draw + S32 next_line_count = line_count; + if (text[last_segment_char_on_line] == '\n') { - seg_offset++; // skip newline + seg_offset++; + last_segment_char_on_line++; + next_line_count++; } + + // add line info and keep going + mLineInfoList.push_back(line_info(line_start_index, last_segment_char_on_line, cur_top, cur_top - line_height, line_count)); + + line_start_index = segment->getStart() + seg_offset; + cur_top -= line_height; + remaining_pixels = text_width; + line_height = 0; + line_count = next_line_count; } + // ...just consumed last segment.. + else if (++segment_set_t::iterator(seg_iter) == mSegments.end()) + { + mLineInfoList.push_back(line_info(line_start_index, last_segment_char_on_line, cur_top, cur_top - line_height, line_count)); + cur_top -= line_height; + break; + } + // finished a segment and there are segments remaining on this line else { - // finished with segment - seg_idx++; + // subtract pixels used and increment segment + remaining_pixels -= segment->getWidth(seg_offset, character_count); + ++seg_iter; seg_offset = 0; } } } - } - - unbindEmbeddedChars(mGLFont); - mScrollbar->setDocSize( getLineCount() ); + // change mDocumentPanel document size to accomodate reflowed text + LLRect document_rect; + document_rect.setOriginAndSize(1, 1, + mScroller->getContentWindowRect().getWidth(), + llmax(mScroller->getContentWindowRect().getHeight(), -cur_top)); + mDocumentPanel->setShape(document_rect); - if (mHideScrollbarForShortDocs) - { - BOOL short_doc = (mScrollbar->getDocSize() <= mScrollbar->getPageSize()); - mScrollbar->setVisible(!short_doc); - } + // after making document big enough to hold all the text, move the text to fit in the document + if (!mLineInfoList.empty()) + { + S32 delta_pos = mDocumentPanel->getRect().getHeight() - mLineInfoList.begin()->mTop - texteditor_vpad_top; + // move line segments to fit new document rect + for (line_list_t::iterator it = mLineInfoList.begin(); it != mLineInfoList.end(); ++it) + { + it->mTop += delta_pos; + it->mBottom += delta_pos; + } + } - // if scrolled to bottom, stay at bottom - // unless user is selecting text - // do this after updating page size - if (mScrolledToBottom && mTrackBottom && !hasMouseCapture()) - { - endOfDoc(); + // calculate visible region for diplaying text + updateTextRect(); + + for (segment_set_t::iterator segment_it = mSegments.begin(); + segment_it != mSegments.end(); + ++segment_it) + { + LLTextSegmentPtr segmentp = *segment_it; + segmentp->updateLayout(*this); + + } + + // apply scroll constraints after reflowing text + if (!hasMouseCapture()) + { + LLRect visible_content_rect = mScroller->getVisibleContentRect(); + if (scrolled_to_bottom && mTrackBottom) + { + // keep bottom of text buffer visible + endOfDoc(); + } + else if (hasSelection() && follow_selection) + { + // keep cursor in same vertical position on screen when selecting text + LLRect new_cursor_rect_doc = getLocalRectFromDocIndex(mCursorPos); + new_cursor_rect_doc.translate(visible_content_rect.mLeft, visible_content_rect.mBottom); + mScroller->scrollToShowRect(new_cursor_rect_doc, old_cursor_rect); + //llassert_always(getLocalRectFromDocIndex(mCursorPos).mBottom == old_cursor_rect.mBottom); + } + else + { + // keep first line of text visible + LLRect new_first_char_rect = getLocalRectFromDocIndex(mScrollIndex); + new_first_char_rect.translate(visible_content_rect.mLeft, visible_content_rect.mBottom); + mScroller->scrollToShowRect(new_first_char_rect, first_char_rect); + //llassert_always(getLocalRectFromDocIndex(mScrollIndex).mBottom == first_char_rect.mBottom); + } + } } + + // reset desired x cursor position + updateCursorXPos(); } //////////////////////////////////////////////////////////// @@ -519,35 +666,53 @@ BOOL LLTextEditor::truncate() return did_truncate; } +void LLTextEditor::clearSegments() +{ + mHoverSegment = NULL; + mSegments.clear(); +} + void LLTextEditor::setText(const LLStringExplicit &utf8str) { + clearSegments(); + // LLStringUtil::removeCRLF(utf8str); - mViewModel->setValue(utf8str_removeCRLF(utf8str)); + getViewModel()->setValue(utf8str_removeCRLF(utf8str)); truncate(); blockUndo(); - setCursorPos(0); + createDefaultSegment(); + + startOfDoc(); deselect(); needsReflow(); resetDirty(); + + onValueChange(0, getLength()); } void LLTextEditor::setWText(const LLWString &wtext) { + clearSegments(); + getViewModel()->setDisplay(wtext); truncate(); blockUndo(); - setCursorPos(0); + createDefaultSegment(); + + startOfDoc(); deselect(); needsReflow(); resetDirty(); + + onValueChange(0, getLength()); } // virtual @@ -562,39 +727,7 @@ std::string LLTextEditor::getText() const { llwarns << "getText() called on text with embedded items (not supported)" << llendl; } - return mViewModel->getValue().asString(); -} - -void LLTextEditor::setWordWrap(BOOL b) -{ - mWordWrap = b; - - setCursorPos(0); - deselect(); - - needsReflow(); -} - - -void LLTextEditor::setBorderVisible(BOOL b) -{ - mBorder->setVisible(b); -} - -BOOL LLTextEditor::isBorderVisible() const -{ - return mBorder->getVisible(); -} - -void LLTextEditor::setHideScrollbarForShortDocs(BOOL b) -{ - mHideScrollbarForShortDocs = b; - - if (mHideScrollbarForShortDocs) - { - BOOL short_doc = (mScrollbar->getDocSize() <= mScrollbar->getPageSize()); - mScrollbar->setVisible(!short_doc); - } + return getViewModel()->getValue().asString(); } void LLTextEditor::selectNext(const std::string& search_text_in, BOOL case_insensitive, BOOL wrap) @@ -619,7 +752,7 @@ void LLTextEditor::selectNext(const std::string& search_text_in, BOOL case_insen if (selected_text == search_text) { // We already have this word selected, we are searching for the next. - mCursorPos += search_text.size(); + setCursorPos(mCursorPos + search_text.size()); } } @@ -682,9 +815,7 @@ BOOL LLTextEditor::replaceText(const std::string& search_text_in, const std::str void LLTextEditor::replaceTextAll(const std::string& search_text, const std::string& replace_text, BOOL case_insensitive) { - S32 cur_pos = mScrollbar->getDocPos(); - - setCursorPos(0); + startOfDoc(); selectNext(search_text, case_insensitive, FALSE); BOOL replaced = TRUE; @@ -692,14 +823,12 @@ void LLTextEditor::replaceTextAll(const std::string& search_text, const std::str { replaced = replaceText(search_text,replace_text, case_insensitive, FALSE); } - - mScrollbar->setDocPos(cur_pos); } // Picks a new cursor position based on the screen size of text being drawn. -void LLTextEditor::setCursorAtLocalPos( S32 local_x, S32 local_y, BOOL round ) +void LLTextEditor::setCursorAtLocalPos( S32 local_x, S32 local_y, bool round, bool keep_cursor_offset ) { - setCursorPos(getCursorPosFromLocalCoord(local_x, local_y, round)); + setCursorPos(getDocIndexFromLocalCoord(local_x, local_y, round), keep_cursor_offset); } S32 LLTextEditor::prevWordPos(S32 cursorPos) const @@ -709,7 +838,7 @@ S32 LLTextEditor::prevWordPos(S32 cursorPos) const { cursorPos--; } - while( (cursorPos > 0) && isPartOfWord( wtext[cursorPos-1] ) ) + while( (cursorPos > 0) && LLWStringUtil::isPartOfWord( wtext[cursorPos-1] ) ) { cursorPos--; } @@ -719,7 +848,7 @@ S32 LLTextEditor::prevWordPos(S32 cursorPos) const S32 LLTextEditor::nextWordPos(S32 cursorPos) const { LLWString wtext(getWText()); - while( (cursorPos < getLength()) && isPartOfWord( wtext[cursorPos] ) ) + while( (cursorPos < getLength()) && LLWStringUtil::isPartOfWord( wtext[cursorPos] ) ) { cursorPos++; } @@ -739,156 +868,316 @@ S32 LLTextEditor::getLineStart( S32 line ) const } line = llclamp(line, 0, num_lines-1); - S32 segidx = mLineStartList[line].mSegment; - S32 segoffset = mLineStartList[line].mOffset; - LLTextSegment* seg = mSegments[segidx]; - S32 res = seg->getStart() + segoffset; - if (res > seg->getEnd()) llerrs << "wtf" << llendl; - return res; + return mLineInfoList[line].mDocIndexStart; +} + +S32 LLTextEditor::getLineHeight( S32 line ) const +{ + S32 num_lines = getLineCount(); + if (num_lines == 0) + { + return 0; + } + + line = llclamp(line, 0, num_lines-1); + return mLineInfoList[line].mTop - mLineInfoList[line].mBottom; } // Given an offset into text (pos), find the corresponding line (from the start of the doc) and an offset into the line. -void LLTextEditor::getLineAndOffset( S32 startpos, S32* linep, S32* offsetp ) const +void LLTextEditor::getLineAndOffset( S32 startpos, S32* linep, S32* offsetp, bool include_wordwrap) const { - if (mLineStartList.empty()) + if (mLineInfoList.empty()) { *linep = 0; *offsetp = startpos; } else { - S32 seg_idx, seg_offset; - getSegmentAndOffset( startpos, &seg_idx, &seg_offset ); + line_list_t::const_iterator iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), startpos, line_end_compare()); + if (include_wordwrap) + { + *linep = iter - mLineInfoList.begin(); + } + else + { + if (iter == mLineInfoList.end()) + { + *linep = mLineInfoList.back().mLineNum; + } + else + { + *linep = iter->mLineNum; + } + } + *offsetp = startpos - iter->mDocIndexStart; + } +} - line_info tline(seg_idx, seg_offset); - line_list_t::const_iterator iter = std::upper_bound(mLineStartList.begin(), mLineStartList.end(), tline, line_info_compare()); - if (iter != mLineStartList.begin()) --iter; - *linep = iter - mLineStartList.begin(); - S32 line_start = mSegments[iter->mSegment]->getStart() + iter->mOffset; - *offsetp = startpos - line_start; +void LLTextEditor::getSegmentAndOffset( S32 startpos, segment_set_t::const_iterator* seg_iter, S32* offsetp ) const +{ + *seg_iter = getSegIterContaining(startpos); + if (*seg_iter == mSegments.end()) + { + *offsetp = 0; + } + else + { + *offsetp = startpos - (**seg_iter)->getStart(); } } -void LLTextEditor::getSegmentAndOffset( S32 startpos, S32* segidxp, S32* offsetp ) const +void LLTextEditor::getSegmentAndOffset( S32 startpos, segment_set_t::iterator* seg_iter, S32* offsetp ) { - if (mSegments.empty()) + *seg_iter = getSegIterContaining(startpos); + if (*seg_iter == mSegments.end()) { - *segidxp = -1; - *offsetp = startpos; + *offsetp = 0; + } + else + { + *offsetp = startpos - (**seg_iter)->getStart(); } - - LLTextSegment tseg(startpos); - segment_list_t::const_iterator seg_iter; - seg_iter = std::upper_bound(mSegments.begin(), mSegments.end(), &tseg, LLTextSegment::compare()); - if (seg_iter != mSegments.begin()) --seg_iter; - *segidxp = seg_iter - mSegments.begin(); - *offsetp = startpos - (*seg_iter)->getStart(); } -const LLTextSegment* LLTextEditor::getPreviousSegment() const +const LLTextSegmentPtr LLTextEditor::getPreviousSegment() const { // find segment index at character to left of cursor (or rightmost edge of selection) - S32 idx = llmax(0, getSegmentIdxAtOffset(mCursorPos) - 1); - return idx >= 0 ? mSegments[idx] : NULL; + segment_set_t::const_iterator it = mSegments.lower_bound(new LLIndexSegment(mCursorPos)); + + if (it != mSegments.end()) + { + return *it; + } + else + { + return LLTextSegmentPtr(); + } } -void LLTextEditor::getSelectedSegments(std::vector<const LLTextSegment*>& segments) const +void LLTextEditor::getSelectedSegments(LLTextEditor::segment_vec_t& segments) const { S32 left = hasSelection() ? llmin(mSelectionStart, mSelectionEnd) : mCursorPos; S32 right = hasSelection() ? llmax(mSelectionStart, mSelectionEnd) : mCursorPos; - S32 first_idx = llmax(0, getSegmentIdxAtOffset(left)); - S32 last_idx = llmax(0, first_idx, getSegmentIdxAtOffset(right)); - for (S32 idx = first_idx; idx <= last_idx; ++idx) - { - segments.push_back(mSegments[idx]); - } + return getSegmentsInRange(segments, left, right, true); } -S32 LLTextEditor::getCursorPosFromLocalCoord( S32 local_x, S32 local_y, BOOL round ) const +void LLTextEditor::getSegmentsInRange(LLTextEditor::segment_vec_t& segments_out, S32 start, S32 end, bool include_partial) const { - if(mShowLineNumbers) + segment_set_t::const_iterator first_it = getSegIterContaining(start); + segment_set_t::const_iterator end_it = getSegIterContaining(end - 1); + if (end_it != mSegments.end()) ++end_it; + + for (segment_set_t::const_iterator it = first_it; it != end_it; ++it) { - local_x -= UI_TEXTEDITOR_LINE_NUMBER_MARGIN; + LLTextSegmentPtr segment = *it; + if (include_partial + || (segment->getStart() >= start + && segment->getEnd() <= end)) + { + segments_out.push_back(segment); + } } +} - // If round is true, if the position is on the right half of a character, the cursor - // will be put to its right. If round is false, the cursor will always be put to the - // character's left. +// If round is true, if the position is on the right half of a character, the cursor +// will be put to its right. If round is false, the cursor will always be put to the +// character's left. +S32 LLTextEditor::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round ) const +{ // Figure out which line we're nearest to. - S32 total_lines = getLineCount(); - S32 line_height = llround( mGLFont->getLineHeight() ); - S32 max_visible_lines = mTextRect.getHeight() / line_height; - S32 scroll_lines = mScrollbar->getDocPos(); - S32 visible_lines = llmin( total_lines - scroll_lines, max_visible_lines ); // Lines currently visible + LLRect visible_region = mScroller->getVisibleContentRect(); - //S32 line = S32( 0.5f + ((mTextRect.mTop - local_y) / mGLFont->getLineHeight()) ); - S32 line = (mTextRect.mTop - 1 - local_y) / line_height; - if (line >= total_lines) + // binary search for line that starts before local_y + line_list_t::const_iterator line_iter = std::lower_bound(mLineInfoList.begin(), mLineInfoList.end(), local_y - mTextRect.mBottom + visible_region.mBottom, compare_bottom()); + + if (line_iter == mLineInfoList.end()) { return getLength(); // past the end } - line = llclamp( line, 0, visible_lines ) + scroll_lines; + S32 pos = getLength(); + S32 start_x = mTextRect.mLeft; + + segment_set_t::iterator line_seg_iter; + S32 line_seg_offset; + for(getSegmentAndOffset(line_iter->mDocIndexStart, &line_seg_iter, &line_seg_offset); + line_seg_iter != mSegments.end(); + ++line_seg_iter, line_seg_offset = 0) + { + const LLTextSegmentPtr segmentp = *line_seg_iter; + + S32 segment_line_start = segmentp->getStart() + line_seg_offset; + S32 segment_line_length = llmin(segmentp->getEnd(), line_iter->mDocIndexEnd - 1) - segment_line_start; + S32 text_width = segmentp->getWidth(line_seg_offset, segment_line_length); + if (local_x < start_x + text_width // cursor to left of right edge of text + || segmentp->getEnd() >= line_iter->mDocIndexEnd - 1) // or this segment wraps to next line + { + // Figure out which character we're nearest to. + S32 offset; + if (!segmentp->canEdit()) + { + S32 segment_width = segmentp->getWidth(0, segmentp->getEnd() - segmentp->getStart()); + if (round && local_x - start_x > segment_width / 2) + { + offset = segment_line_length; + } + else + { + offset = 0; + } + } + else + { + offset = segmentp->getOffset(local_x - start_x, line_seg_offset, segment_line_length, round); + } + pos = segment_line_start + offset; + break; + } + start_x += text_width; + } - S32 line_start = getLineStart(line); - S32 next_start = getLineStart(line+1); - S32 line_end = (next_start != line_start) ? next_start - 1 : getLength(); + return pos; +} - if(line_start == -1) - { - return 0; +LLRect LLTextEditor::getLocalRectFromDocIndex(S32 pos) const +{ + LLRect local_rect(mTextRect); + local_rect.mBottom = local_rect.mTop - (S32)(mDefaultFont->getLineHeight()); + if (mLineInfoList.empty()) + { + return local_rect; } - else + + // clamp pos to valid values + pos = llclamp(pos, 0, mLineInfoList.back().mDocIndexEnd - 1); + + + // find line that contains cursor + line_list_t::const_iterator line_iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), pos, line_end_compare()); + + LLRect scrolled_view_rect = mScroller->getVisibleContentRect(); + local_rect.mLeft = mTextRect.mLeft - scrolled_view_rect.mLeft; + local_rect.mBottom = mTextRect.mBottom + (line_iter->mBottom - scrolled_view_rect.mBottom); + local_rect.mTop = mTextRect.mBottom + (line_iter->mTop - scrolled_view_rect.mBottom); + + segment_set_t::iterator line_seg_iter; + S32 line_seg_offset; + segment_set_t::iterator cursor_seg_iter; + S32 cursor_seg_offset; + getSegmentAndOffset(line_iter->mDocIndexStart, &line_seg_iter, &line_seg_offset); + getSegmentAndOffset(pos, &cursor_seg_iter, &cursor_seg_offset); + + while(line_seg_iter != mSegments.end()) { - S32 line_len = line_end - line_start; - S32 pos; - LLWString text(getWText()); + const LLTextSegmentPtr segmentp = *line_seg_iter; - if (mAllowEmbeddedItems) + if (line_seg_iter == cursor_seg_iter) { - // Figure out which character we're nearest to. - bindEmbeddedChars(mGLFont); - pos = mGLFont->charFromPixelOffset(text.c_str(), line_start, - (F32)(local_x - mTextRect.mLeft), - (F32)(mTextRect.getWidth()), - line_len, - round, TRUE); - unbindEmbeddedChars(mGLFont); + // cursor advanced to right based on difference in offset of cursor to start of line + local_rect.mLeft += segmentp->getWidth(line_seg_offset, cursor_seg_offset - line_seg_offset); + + break; } else { - pos = mGLFont->charFromPixelOffset(text.c_str(), line_start, - (F32)(local_x - mTextRect.mLeft), - (F32)mTextRect.getWidth(), - line_len, - round); + // add remainder of current text segment to cursor position + local_rect.mLeft += segmentp->getWidth(line_seg_offset, (segmentp->getEnd() - segmentp->getStart()) - line_seg_offset); + // offset will be 0 for all segments after the first + line_seg_offset = 0; + // go to next text segment on this line + ++line_seg_iter; } - - return line_start + pos; } + + local_rect.mRight = local_rect.mLeft; + + return local_rect; } -void LLTextEditor::setCursor(S32 row, S32 column) +void LLTextEditor::addDocumentChild(LLView* view) +{ + mDocumentPanel->addChild(view); +} + +void LLTextEditor::removeDocumentChild(LLView* view) +{ + mDocumentPanel->removeChild(view); +} + +bool LLTextEditor::setCursor(S32 row, S32 column) { - LLWString text(getWText()); - const llwchar* doc = text.c_str(); - const char CR = 10; - while(row--) + if (0 <= row && row < (S32)mLineInfoList.size()) { - while (CR != *doc++); + S32 doc_pos = mLineInfoList[row].mDocIndexStart; + column = llclamp(column, 0, mLineInfoList[row].mDocIndexEnd - mLineInfoList[row].mDocIndexStart - 1); + doc_pos += column; + updateCursorXPos(); + + return setCursorPos(doc_pos); } - doc += column; - setCursorPos(doc - text.c_str()); + return false; } -void LLTextEditor::setCursorPos(S32 offset) +bool LLTextEditor::setCursorPos(S32 cursor_pos, bool keep_cursor_offset) { - mCursorPos = llclamp(offset, 0, (S32)getLength()); + S32 new_cursor_pos = cursor_pos; + if (new_cursor_pos != mCursorPos) + { + new_cursor_pos = getEditableIndex(new_cursor_pos, new_cursor_pos >= mCursorPos); + } + + mCursorPos = llclamp(new_cursor_pos, 0, (S32)getLength()); needsScroll(); + if (!keep_cursor_offset) + updateCursorXPos(); + // did we get requested position? + return new_cursor_pos == cursor_pos; +} + +void LLTextEditor::updateCursorXPos() +{ // reset desired x cursor position - mDesiredXPixel = -1; + mDesiredXPixel = getLocalRectFromDocIndex(mCursorPos).mLeft; +} + +// constraint cursor to editable segments of document +S32 LLTextEditor::getEditableIndex(S32 index, bool increasing_direction) +{ + //// always allow editable position at end of doc + //if (index == getLength()) + //{ + // return index; + //} + + segment_set_t::iterator segment_iter; + S32 offset; + getSegmentAndOffset(index, &segment_iter, &offset); + + LLTextSegmentPtr segmentp = *segment_iter; + + if (segmentp->canEdit()) + { + return segmentp->getStart() + offset; + } + else if (segmentp->getStart() < index && index < segmentp->getEnd()) + { + // bias towards document end + if (increasing_direction) + { + return segmentp->getEnd(); + } + // bias towards document start + else + { + return segmentp->getStart(); + } + } + else + { + return index; + } } // virtual @@ -1029,7 +1318,7 @@ void LLTextEditor::indentSelectedLines( S32 spaces ) } right += delta_spaces; - //text = mWText; + text = getWText(); // Find the next new line while( (cur < right) && (text[cur] != '\n') ) @@ -1055,7 +1344,7 @@ void LLTextEditor::indentSelectedLines( S32 spaces ) mSelectionStart = right; mSelectionEnd = left; } - mCursorPos = mSelectionEnd; + setCursorPos(mSelectionEnd); } } @@ -1070,7 +1359,7 @@ void LLTextEditor::selectAll() { mSelectionStart = getLength(); mSelectionEnd = 0; - mCursorPos = mSelectionEnd; + setCursorPos(mSelectionEnd); } @@ -1088,12 +1377,7 @@ BOOL LLTextEditor::handleToolTip(S32 x, S32 y, std::string& msg, LLRect* sticky_ } } - if( mSegments.empty() ) - { - return TRUE; - } - - const LLTextSegment* cur_segment = getSegmentAtLocalPos( x, y ); + const LLTextSegmentPtr cur_segment = getSegmentAtLocalPos( x, y ); if( cur_segment ) { BOOL has_tool_tip = FALSE; @@ -1114,12 +1398,6 @@ BOOL LLTextEditor::handleToolTip(S32 x, S32 y, std::string& msg, LLRect* sticky_ return TRUE; } -BOOL LLTextEditor::handleScrollWheel(S32 x, S32 y, S32 clicks) -{ - // Pretend the mouse is over the scrollbar - return mScrollbar->handleScrollWheel( 0, 0, clicks ); -} - BOOL LLTextEditor::handleMouseDown(S32 x, S32 y, MASK mask) { BOOL handled = FALSE; @@ -1127,7 +1405,7 @@ BOOL LLTextEditor::handleMouseDown(S32 x, S32 y, MASK mask) // Let scrollbar have first dibs handled = LLView::childrenHandleMouseDown(x, y, mask) != NULL; - if( !handled && mTakesNonScrollClicks) + if( !handled ) { if (!(mask & MASK_SHIFT)) { @@ -1141,31 +1419,10 @@ BOOL LLTextEditor::handleMouseDown(S32 x, S32 y, MASK mask) if (mask & MASK_SHIFT) { S32 old_cursor_pos = mCursorPos; - setCursorAtLocalPos( x, y, TRUE ); + setCursorAtLocalPos( x, y, true ); if (hasSelection()) { - /* Mac-like behavior - extend selection towards the cursor - if (mCursorPos < mSelectionStart - && mCursorPos < mSelectionEnd) - { - // ...left of selection - mSelectionStart = llmax(mSelectionStart, mSelectionEnd); - mSelectionEnd = mCursorPos; - } - else if (mCursorPos > mSelectionStart - && mCursorPos > mSelectionEnd) - { - // ...right of selection - mSelectionStart = llmin(mSelectionStart, mSelectionEnd); - mSelectionEnd = mCursorPos; - } - else - { - mSelectionEnd = mCursorPos; - } - */ - // Windows behavior mSelectionEnd = mCursorPos; } else @@ -1178,7 +1435,7 @@ BOOL LLTextEditor::handleMouseDown(S32 x, S32 y, MASK mask) } else { - setCursorAtLocalPos( x, y, TRUE ); + setCursorAtLocalPos( x, y, true ); startSelection(); } gFocusMgr.setMouseCapture( this ); @@ -1202,11 +1459,17 @@ BOOL LLTextEditor::handleMouseDown(S32 x, S32 y, MASK mask) BOOL LLTextEditor::handleMiddleMouseDown(S32 x, S32 y, MASK mask) { - setFocus( TRUE ); - if( canPastePrimary() ) + BOOL handled = FALSE; + handled = childrenHandleMiddleMouseDown(x, y, mask) != NULL; + + if (!handled) { - setCursorAtLocalPos( x, y, TRUE ); - pastePrimary(); + setFocus( TRUE ); + if( canPastePrimary() ) + { + setCursorAtLocalPos( x, y, true ); + pastePrimary(); + } } return TRUE; } @@ -1217,7 +1480,12 @@ BOOL LLTextEditor::handleHover(S32 x, S32 y, MASK mask) static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0); BOOL handled = FALSE; + if (mHoverSegment) + { + mHoverSegment->setHasMouseHover(false); + } mHoverSegment = NULL; + if(hasMouseCapture() ) { if( mIsSelecting ) @@ -1228,17 +1496,11 @@ BOOL LLTextEditor::handleHover(S32 x, S32 y, MASK mask) mLastSelectionY = y; } - if( y > mTextRect.mTop ) - { - mScrollbar->setDocPos( mScrollbar->getDocPos() - 1 ); - } - else - if( y < mTextRect.mBottom ) - { - mScrollbar->setDocPos( mScrollbar->getDocPos() + 1 ); - } + mScroller->autoScroll(x, y); - setCursorAtLocalPos( x, y, TRUE ); + S32 clamped_x = llclamp(x, mTextRect.mLeft, mTextRect.mRight); + S32 clamped_y = llclamp(y, mTextRect.mBottom, mTextRect.mTop); + setCursorAtLocalPos( clamped_x, clamped_y, true ); mSelectionEnd = mCursorPos; } @@ -1260,51 +1522,43 @@ BOOL LLTextEditor::handleHover(S32 x, S32 y, MASK mask) } // Opaque - if( !handled && mTakesNonScrollClicks) + if( !handled ) { // Check to see if we're over an HTML-style link - if( !mSegments.empty() ) + LLTextSegmentPtr cur_segment = getSegmentAtLocalPos( x, y ); + if( cur_segment ) { - const LLTextSegment* cur_segment = getSegmentAtLocalPos( x, y ); - if( cur_segment ) + if(cur_segment->getStyle()->isLink()) { - if(cur_segment->getStyle()->isLink()) - { - lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (over link, inactive)" << llendl; - getWindow()->setCursor(UI_CURSOR_HAND); - handled = TRUE; - } - else - if(cur_segment->getStyle()->getIsEmbeddedItem()) - { - lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (over embedded item, inactive)" << llendl; - getWindow()->setCursor(UI_CURSOR_HAND); - //getWindow()->setCursor(UI_CURSOR_ARROW); - handled = TRUE; - } - mHoverSegment = cur_segment; + lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (over link, inactive)" << llendl; + getWindow()->setCursor(UI_CURSOR_HAND); + handled = TRUE; } + //else + //if(cur_segment->getStyle()->getIsEmbeddedItem()) + //{ + // lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (over embedded item, inactive)" << llendl; + // getWindow()->setCursor(UI_CURSOR_HAND); + // //getWindow()->setCursor(UI_CURSOR_ARROW); + // handled = TRUE; + //} + if (mHoverSegment) + { + mHoverSegment->setHasMouseHover(false); + } + cur_segment->setHasMouseHover(true); + mHoverSegment = cur_segment; + mHTML = mHoverSegment->getStyle()->getLinkHREF(); } if( !handled ) { lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (inactive)" << llendl; - if (!mScrollbar->getVisible() || x < getRect().getWidth() - scrollbar_size) - { - getWindow()->setCursor(UI_CURSOR_IBEAM); - } - else - { - getWindow()->setCursor(UI_CURSOR_ARROW); - } + getWindow()->setCursor(UI_CURSOR_IBEAM); handled = TRUE; } } - if (mOnScrollEndCallback && mOnScrollEndData && (mScrollbar->getDocPos() == mScrollbar->getDocPosMax())) - { - mOnScrollEndCallback(mOnScrollEndData); - } return handled; } @@ -1316,22 +1570,14 @@ BOOL LLTextEditor::handleMouseUp(S32 x, S32 y, MASK mask) // let scrollbar have first dibs handled = LLView::childrenHandleMouseUp(x, y, mask) != NULL; - if( !handled && mTakesNonScrollClicks) + if( !handled ) { if( mIsSelecting ) { - // Finish selection - if( y > mTextRect.mTop ) - { - mScrollbar->setDocPos( mScrollbar->getDocPos() - 1 ); - } - else - if( y < mTextRect.mBottom ) - { - mScrollbar->setDocPos( mScrollbar->getDocPos() + 1 ); - } - - setCursorAtLocalPos( x, y, TRUE ); + mScroller->autoScroll(x, y); + S32 clamped_x = llclamp(x, mTextRect.mLeft, mTextRect.mRight); + S32 clamped_y = llclamp(y, mTextRect.mBottom, mTextRect.mTop); + setCursorAtLocalPos( clamped_x, clamped_y, true ); endSelection(); } @@ -1367,25 +1613,25 @@ BOOL LLTextEditor::handleDoubleClick(S32 x, S32 y, MASK mask) // let scrollbar have first dibs handled = LLView::childrenHandleDoubleClick(x, y, mask) != NULL; - if( !handled && mTakesNonScrollClicks) + if( !handled ) { - setCursorAtLocalPos( x, y, FALSE ); + setCursorAtLocalPos( x, y, false ); deselect(); LLWString text = getWText(); - if( isPartOfWord( text[mCursorPos] ) ) + if( LLWStringUtil::isPartOfWord( text[mCursorPos] ) ) { // Select word the cursor is over - while ((mCursorPos > 0) && isPartOfWord(text[mCursorPos-1])) + while ((mCursorPos > 0) && LLWStringUtil::isPartOfWord(text[mCursorPos-1])) { - mCursorPos--; + if (!setCursorPos(mCursorPos - 1)) break; } startSelection(); - while ((mCursorPos < (S32)text.length()) && isPartOfWord( text[mCursorPos] ) ) + while ((mCursorPos < (S32)text.length()) && LLWStringUtil::isPartOfWord( text[mCursorPos] ) ) { - mCursorPos++; + if (!setCursorPos(mCursorPos + 1)) break; } mSelectionEnd = mCursorPos; @@ -1394,7 +1640,7 @@ BOOL LLTextEditor::handleDoubleClick(S32 x, S32 y, MASK mask) { // Select the character the cursor is over startSelection(); - mCursorPos++; + setCursorPos(mCursorPos + 1); mSelectionEnd = mCursorPos; } @@ -1457,19 +1703,25 @@ S32 LLTextEditor::execute( LLTextCmd* cmd ) return delta; } -S32 LLTextEditor::insert(const S32 pos, const LLWString &wstr, const BOOL group_with_next_op) +S32 LLTextEditor::insert(S32 pos, const LLWString &wstr, bool group_with_next_op, LLTextSegmentPtr segment) { - return execute( new LLTextCmdInsert( pos, group_with_next_op, wstr ) ); + return execute( new LLTextCmdInsert( pos, group_with_next_op, wstr, segment ) ); } -S32 LLTextEditor::remove(const S32 pos, const S32 length, const BOOL group_with_next_op) +S32 LLTextEditor::remove(S32 pos, S32 length, bool group_with_next_op) { - return execute( new LLTextCmdRemove( pos, group_with_next_op, length ) ); + S32 end_pos = getEditableIndex(pos + length, true); + + segment_vec_t segments_to_remove; + // store text segments + getSegmentsInRange(segments_to_remove, pos, pos + length, false); + + return execute( new LLTextCmdRemove( pos, group_with_next_op, end_pos - pos, segments_to_remove ) ); } -S32 LLTextEditor::append(const LLWString &wstr, const BOOL group_with_next_op) +S32 LLTextEditor::append(const LLWString &wstr, bool group_with_next_op, LLTextSegmentPtr segment) { - return insert(getLength(), wstr, group_with_next_op); + return insert(getLength(), wstr, group_with_next_op, segment); } S32 LLTextEditor::overwriteChar(S32 pos, llwchar wc) @@ -1575,7 +1827,7 @@ S32 LLTextEditor::addChar(S32 pos, llwchar wc) } else { - return execute(new LLTextCmdAddChar(pos, FALSE, wc)); + return execute(new LLTextCmdAddChar(pos, FALSE, wc, LLTextSegmentPtr())); } } @@ -1612,10 +1864,10 @@ BOOL LLTextEditor::handleSelectionKey(const KEY key, const MASK mask) if( 0 < mCursorPos ) { startSelection(); - mCursorPos--; + setCursorPos(mCursorPos - 1); if( mask & MASK_CONTROL ) { - mCursorPos = prevWordPos(mCursorPos); + setCursorPos(prevWordPos(mCursorPos)); } mSelectionEnd = mCursorPos; } @@ -1625,10 +1877,10 @@ BOOL LLTextEditor::handleSelectionKey(const KEY key, const MASK mask) if( mCursorPos < getLength() ) { startSelection(); - mCursorPos++; + setCursorPos(mCursorPos + 1); if( mask & MASK_CONTROL ) { - mCursorPos = nextWordPos(mCursorPos); + setCursorPos(nextWordPos(mCursorPos)); } mSelectionEnd = mCursorPos; } @@ -1650,7 +1902,7 @@ BOOL LLTextEditor::handleSelectionKey(const KEY key, const MASK mask) startSelection(); if( mask & MASK_CONTROL ) { - mCursorPos = 0; + setCursorPos(0); } else { @@ -1675,7 +1927,7 @@ BOOL LLTextEditor::handleSelectionKey(const KEY key, const MASK mask) startSelection(); if( mask & MASK_CONTROL ) { - mCursorPos = getLength(); + setCursorPos(getLength()); } else { @@ -1726,14 +1978,7 @@ BOOL LLTextEditor::handleNavigationKey(const KEY key, const MASK mask) switch( key ) { case KEY_UP: - if (mReadOnly) - { - mScrollbar->setDocPos(mScrollbar->getDocPos() - 1); - } - else - { - changeLine( -1 ); - } + changeLine( -1 ); break; case KEY_PAGE_UP: @@ -1741,25 +1986,11 @@ BOOL LLTextEditor::handleNavigationKey(const KEY key, const MASK mask) break; case KEY_HOME: - if (mReadOnly) - { - mScrollbar->setDocPos(0); - } - else - { - startOfLine(); - } + startOfLine(); break; case KEY_DOWN: - if (mReadOnly) - { - mScrollbar->setDocPos(mScrollbar->getDocPos() + 1); - } - else - { - changeLine( 1 ); - } + changeLine( 1 ); break; case KEY_PAGE_DOWN: @@ -1767,21 +1998,10 @@ BOOL LLTextEditor::handleNavigationKey(const KEY key, const MASK mask) break; case KEY_END: - if (mReadOnly) - { - mScrollbar->setDocPos(mScrollbar->getDocPosMax()); - } - else - { - endOfLine(); - } + endOfLine(); break; case KEY_LEFT: - if (mReadOnly) - { - break; - } if( hasSelection() ) { setCursorPos(llmin( mCursorPos - 1, mSelectionStart, mSelectionEnd )); @@ -1800,10 +2020,6 @@ BOOL LLTextEditor::handleNavigationKey(const KEY key, const MASK mask) break; case KEY_RIGHT: - if (mReadOnly) - { - break; - } if( hasSelection() ) { setCursorPos(llmax( mCursorPos + 1, mSelectionStart, mSelectionEnd )); @@ -1827,10 +2043,6 @@ BOOL LLTextEditor::handleNavigationKey(const KEY key, const MASK mask) } } - if (mOnScrollEndCallback && mOnScrollEndData && (mScrollbar->getDocPos() == mScrollbar->getDocPosMax())) - { - mOnScrollEndCallback(mOnScrollEndData); - } return handled; } @@ -1967,7 +2179,7 @@ void LLTextEditor::pasteHelper(bool is_primary) } // Insert the new text into the existing text. - setCursorPos(mCursorPos + insert(mCursorPos, clean_string, FALSE)); + setCursorPos(mCursorPos + insert(mCursorPos, clean_string, FALSE, LLTextSegmentPtr())); deselect(); needsReflow(); @@ -2014,7 +2226,7 @@ BOOL LLTextEditor::handleControlKey(const KEY key, const MASK mask) if( mask & MASK_SHIFT ) { startSelection(); - mCursorPos = 0; + setCursorPos(0); mSelectionEnd = mCursorPos; } else @@ -2022,7 +2234,7 @@ BOOL LLTextEditor::handleControlKey(const KEY key, const MASK mask) // Ctrl-Home, Ctrl-Left, Ctrl-Right, Ctrl-Down // all move the cursor as if clicking, so should deselect. deselect(); - setCursorPos(0); + startOfDoc(); } break; @@ -2251,42 +2463,87 @@ BOOL LLTextEditor::handleKeyHere(KEY key, MASK mask ) BOOL return_key_hit = FALSE; BOOL text_may_have_changed = TRUE; - if ( gFocusMgr.getKeyboardFocus() == this ) + // Special case for TAB. If want to move to next field, report + // not handled and let the parent take care of field movement. + if (KEY_TAB == key && mTabsToNextField) { - // Special case for TAB. If want to move to next field, report - // not handled and let the parent take care of field movement. - if (KEY_TAB == key && mTabsToNextField) - { - return FALSE; - } + return FALSE; + } + /* + if (KEY_F10 == key) + { + LLComboBox::Params cp; + cp.name = "combo box"; + cp.label = "my combo"; + cp.rect.width = 100; + cp.rect.height = 20; + cp.items.add().label = "item 1"; + cp.items.add().label = "item 2"; + cp.items.add().label = "item 3"; + + appendWidget(LLUICtrlFactory::create<LLComboBox>(cp), "combo", true, false); + } + if (KEY_F11 == key) + { + LLButton::Params bp; + bp.name = "text button"; + bp.label = "Click me"; + bp.rect.width = 100; + bp.rect.height = 20; + appendWidget(LLUICtrlFactory::create<LLButton>(bp), "button", true, false); + } + */ + if (mReadOnly) + { + handled = mScroller->handleKeyHere( key, mask ); + } + else + { + // handle navigation keys ourself handled = handleNavigationKey( key, mask ); + } + + + if( handled ) + { + text_may_have_changed = FALSE; + } + + if( !handled ) + { + handled = handleSelectionKey( key, mask ); if( handled ) { - text_may_have_changed = FALSE; + selection_modified = TRUE; } - - if( !handled ) + } + + if( !handled ) + { + handled = handleControlKey( key, mask ); + if( handled ) { - handled = handleSelectionKey( key, mask ); - if( handled ) - { - selection_modified = TRUE; - } + selection_modified = TRUE; } - - if( !handled ) + } + + if( !handled && mHandleEditKeysDirectly ) + { + handled = handleEditKey( key, mask ); + if( handled ) { - handled = handleControlKey( key, mask ); - if( handled ) - { - selection_modified = TRUE; - } + selection_modified = TRUE; + text_may_have_changed = TRUE; } + } - if( !handled && mHandleEditKeysDirectly ) + // Handle most keys only if the text editor is writeable. + if( !mReadOnly ) + { + if( !handled ) { - handled = handleEditKey( key, mask ); + handled = handleSpecialKey( key, mask, &return_key_hit ); if( handled ) { selection_modified = TRUE; @@ -2294,41 +2551,27 @@ BOOL LLTextEditor::handleKeyHere(KEY key, MASK mask ) } } - // Handle most keys only if the text editor is writeable. - if( !mReadOnly ) - { - if( !handled ) - { - handled = handleSpecialKey( key, mask, &return_key_hit ); - if( handled ) - { - selection_modified = TRUE; - text_may_have_changed = TRUE; - } - } + } - } + if( handled ) + { + resetKeystrokeTimer(); - if( handled ) + // Most keystrokes will make the selection box go away, but not all will. + if( !selection_modified && + KEY_SHIFT != key && + KEY_CONTROL != key && + KEY_ALT != key && + KEY_CAPSLOCK ) { - resetKeystrokeTimer(); - - // Most keystrokes will make the selection box go away, but not all will. - if( !selection_modified && - KEY_SHIFT != key && - KEY_CONTROL != key && - KEY_ALT != key && - KEY_CAPSLOCK ) - { - deselect(); - } + deselect(); + } - if(text_may_have_changed) - { - needsReflow(); - } - needsScroll(); + if(text_may_have_changed) + { + needsReflow(); } + needsScroll(); } return handled; @@ -2344,34 +2587,31 @@ BOOL LLTextEditor::handleUnicodeCharHere(llwchar uni_char) BOOL handled = FALSE; - if ( gFocusMgr.getKeyboardFocus() == this ) + // Handle most keys only if the text editor is writeable. + if( !mReadOnly ) { - // Handle most keys only if the text editor is writeable. - if( !mReadOnly ) + if( '}' == uni_char ) { - if( '}' == uni_char ) - { - unindentLineBeforeCloseBrace(); - } + unindentLineBeforeCloseBrace(); + } - // TODO: KLW Add auto show of tool tip on ( - addChar( uni_char ); + // TODO: KLW Add auto show of tool tip on ( + addChar( uni_char ); - // Keys that add characters temporarily hide the cursor - getWindow()->hideCursorUntilMouseMove(); + // Keys that add characters temporarily hide the cursor + getWindow()->hideCursorUntilMouseMove(); - handled = TRUE; - } + handled = TRUE; + } - if( handled ) - { - resetKeystrokeTimer(); + if( handled ) + { + resetKeystrokeTimer(); - // Most keystrokes will make the selection box go away, but not all will. - deselect(); + // Most keystrokes will make the selection box go away, but not all will. + deselect(); - needsReflow(); - } + needsReflow(); } return handled; @@ -2544,6 +2784,12 @@ void LLTextEditor::onFocusLost() LLUICtrl::onFocusLost(); } +void LLTextEditor::onCommit() +{ + setControlValue(getValue()); + LLUICtrl::onCommit(); +} + void LLTextEditor::setEnabled(BOOL enabled) { // just treat enabled as read-only flag @@ -2560,300 +2806,187 @@ void LLTextEditor::drawBackground() { S32 left = 0; S32 top = getRect().getHeight(); - S32 right = getRect().getWidth(); S32 bottom = 0; LLColor4 bg_color = mReadOnly ? mReadOnlyBgColor.get() - : gFocusMgr.getKeyboardFocus() == this ? mFocusBgColor.get() : mWriteableBgColor.get(); + : hasFocus() ? mFocusBgColor.get() : mWriteableBgColor.get(); if( mShowLineNumbers ) { gl_rect_2d(left, top, UI_TEXTEDITOR_LINE_NUMBER_MARGIN, bottom, mReadOnlyBgColor.get() ); // line number area always read-only - gl_rect_2d(UI_TEXTEDITOR_LINE_NUMBER_MARGIN, top, right, bottom, bg_color); // body text area to the right of line numbers gl_rect_2d(UI_TEXTEDITOR_LINE_NUMBER_MARGIN, top, UI_TEXTEDITOR_LINE_NUMBER_MARGIN-1, bottom, LLColor4::grey3); // separator - } else { - gl_rect_2d(left, top, right, bottom, bg_color); // body text area - } - - LLView::draw(); + } } // Draws the black box behind the selected text void LLTextEditor::drawSelectionBackground() { // Draw selection even if we don't have keyboard focus for search/replace - if( hasSelection() ) + if( hasSelection() && !mLineInfoList.empty()) { LLWString text = getWText(); - const S32 text_len = getLength(); - std::queue<S32> line_endings; - - S32 line_height = llround( mGLFont->getLineHeight() ); + std::vector<LLRect> selection_rects; S32 selection_left = llmin( mSelectionStart, mSelectionEnd ); S32 selection_right = llmax( mSelectionStart, mSelectionEnd ); - S32 selection_left_x = mTextRect.mLeft; - S32 selection_left_y = mTextRect.mTop - line_height; - S32 selection_right_x = mTextRect.mRight; - S32 selection_right_y = mTextRect.mBottom; - - BOOL selection_left_visible = FALSE; - BOOL selection_right_visible = FALSE; + LLRect selection_rect = mTextRect; // Skip through the lines we aren't drawing. - S32 cur_line = mScrollbar->getDocPos(); - - S32 left_line_num = cur_line; - S32 num_lines = getLineCount(); - S32 right_line_num = num_lines - 1; - - S32 line_start = -1; - if (cur_line >= num_lines) - { - return; - } + LLRect content_display_rect = mScroller->getVisibleContentRect(); - line_start = getLineStart(cur_line); + // binary search for line that starts before top of visible buffer + line_list_t::const_iterator line_iter = std::lower_bound(mLineInfoList.begin(), mLineInfoList.end(), content_display_rect.mTop, compare_bottom()); + line_list_t::const_iterator end_iter = std::lower_bound(mLineInfoList.begin(), mLineInfoList.end(), content_display_rect.mBottom, compare_top()); - S32 left_visible_pos = line_start; - S32 right_visible_pos = line_start; - - S32 text_y = mTextRect.mTop - line_height; + bool done = false; // Find the coordinates of the selected area - while((cur_line < num_lines)) + for (;line_iter != end_iter && !done; ++line_iter) { - S32 next_line = -1; - S32 line_end = text_len; - - if ((cur_line + 1) < num_lines) + // is selection visible on this line? + if (line_iter->mDocIndexEnd > selection_left && line_iter->mDocIndexStart < selection_right) { - next_line = getLineStart(cur_line + 1); - line_end = next_line; - - line_end = ( (line_end - line_start)==0 || text[next_line-1] == '\n' || text[next_line-1] == '\0' || text[next_line-1] == ' ' || text[next_line-1] == '\t' ) ? next_line-1 : next_line; - } + segment_set_t::iterator segment_iter; + S32 segment_offset; + getSegmentAndOffset(line_iter->mDocIndexStart, &segment_iter, &segment_offset); + + LLRect selection_rect; + selection_rect.mLeft = 0; + selection_rect.mRight = 0; + selection_rect.mBottom = line_iter->mBottom; + selection_rect.mTop = line_iter->mTop; + + for(;segment_iter != mSegments.end(); ++segment_iter, segment_offset = 0) + { + LLTextSegmentPtr segmentp = *segment_iter; - const llwchar* line = text.c_str() + line_start; + S32 segment_line_start = segmentp->getStart() + segment_offset; + S32 segment_line_end = llmin(segmentp->getEnd(), line_iter->mDocIndexEnd); - if( line_start <= selection_left && selection_left <= line_end ) - { - left_line_num = cur_line; - selection_left_visible = TRUE; - selection_left_x = mTextRect.mLeft + mGLFont->getWidth(line, 0, selection_left - line_start, mAllowEmbeddedItems); - selection_left_y = text_y; - } - if( line_start <= selection_right && selection_right <= line_end ) - { - right_line_num = cur_line; - selection_right_visible = TRUE; - selection_right_x = mTextRect.mLeft + mGLFont->getWidth(line, 0, selection_right - line_start, mAllowEmbeddedItems); - if (selection_right == line_end) - { - // add empty space for "newline" - //selection_right_x += mGLFont->getWidth("n"); - } - selection_right_y = text_y; - } - - // if selection spans end of current line... - if (selection_left <= line_end && line_end < selection_right && selection_left != selection_right) - { - // extend selection slightly beyond end of line - // to indicate selection of newline character (use "n" character to determine width) - const LLWString nstr(utf8str_to_wstring(std::string("n"))); - line_endings.push(mTextRect.mLeft + mGLFont->getWidth(line, 0, line_end - line_start, mAllowEmbeddedItems) + mGLFont->getWidth(nstr.c_str())); - } - - // move down one line - text_y -= line_height; + // if selection after beginning of segment + if(selection_left >= segment_line_start) + { + S32 num_chars = llmin(selection_left, segment_line_end) - segment_line_start; + selection_rect.mLeft += segmentp->getWidth(segment_offset, num_chars); + } - right_visible_pos = line_end; - line_start = next_line; - cur_line++; + // if selection spans end of current segment... + if (selection_right > segment_line_end) + { + // extend selection slightly beyond end of line + // to indicate selection of newline character (use "n" character to determine width) + selection_rect.mRight += segmentp->getWidth(segment_offset, segment_line_end - segment_line_start); + } + // else if selection ends on current segment... + else + { + S32 num_chars = selection_right - segment_line_start; + selection_rect.mRight += segmentp->getWidth(segment_offset, num_chars); - if (selection_right_visible) - { - break; + break; + } + } + selection_rects.push_back(selection_rect); } } // Draw the selection box (we're using a box instead of reversing the colors on the selected text). - BOOL selection_visible = (left_visible_pos <= selection_right) && (selection_left <= right_visible_pos); - if( selection_visible ) + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + const LLColor4& color = mReadOnly ? mReadOnlyBgColor.get() : mWriteableBgColor.get(); + F32 alpha = hasFocus() ? 0.7f : 0.3f; + gGL.color4f( 1.f - color.mV[0], 1.f - color.mV[1], 1.f - color.mV[2], alpha ); + + for (std::vector<LLRect>::iterator rect_it = selection_rects.begin(); + rect_it != selection_rects.end(); + ++rect_it) { - gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); - const LLColor4& color = mReadOnly ? mReadOnlyBgColor.get() : mWriteableBgColor.get(); - F32 alpha = hasFocus() ? 1.f : 0.5f; - gGL.color4f( 1.f - color.mV[0], 1.f - color.mV[1], 1.f - color.mV[2], alpha ); - S32 margin_offset = mShowLineNumbers ? UI_TEXTEDITOR_LINE_NUMBER_MARGIN : 0; - - if( selection_left_y == selection_right_y ) - { - // Draw from selection start to selection end - gl_rect_2d( selection_left_x + margin_offset, selection_left_y + line_height + 1, - selection_right_x + margin_offset, selection_right_y); - } - else - { - // Draw from selection start to the end of the first line - if( mTextRect.mRight == selection_left_x ) - { - selection_left_x -= CURSOR_THICKNESS; - } - - S32 line_end = line_endings.front(); - line_endings.pop(); - gl_rect_2d( selection_left_x + margin_offset, selection_left_y + line_height + 1, - line_end + margin_offset, selection_left_y ); - - S32 line_num = left_line_num + 1; - while(line_endings.size()) - { - S32 vert_offset = -(line_num - left_line_num) * line_height; - // Draw the block between the two lines - gl_rect_2d( mTextRect.mLeft + margin_offset, selection_left_y + vert_offset + line_height + 1, - line_endings.front() + margin_offset, selection_left_y + vert_offset); - line_endings.pop(); - line_num++; - } - - // Draw from the start of the last line to selection end - if( mTextRect.mLeft == selection_right_x ) - { - selection_right_x += CURSOR_THICKNESS; - } - gl_rect_2d( mTextRect.mLeft + margin_offset, selection_right_y + line_height + 1, - selection_right_x + margin_offset, selection_right_y ); - } + LLRect selection_rect = *rect_it; + selection_rect.translate(mTextRect.mLeft - content_display_rect.mLeft, mTextRect.mBottom - content_display_rect.mBottom); + gl_rect_2d(selection_rect); } } } void LLTextEditor::drawCursor() { - if( gFocusMgr.getKeyboardFocus() == this - && gShowTextEditCursor && !mReadOnly) + if( hasFocus() + && gFocusMgr.getAppHasFocus() + && !mReadOnly) { - LLWString text = getWText(); - const S32 text_len = getLength(); + LLWString wtext = getWText(); + const llwchar* text = wtext.c_str(); - // Skip through the lines we aren't drawing. - S32 cur_pos = mScrollbar->getDocPos(); + LLRect cursor_rect = getLocalRectFromDocIndex(mCursorPos); + cursor_rect.translate(-1, 0); + segment_set_t::iterator seg_it = getSegIterContaining(mCursorPos); - S32 num_lines = getLineCount(); - if (cur_pos >= num_lines) + // take style from last segment + LLTextSegmentPtr segmentp; + + if (seg_it != mSegments.end()) + { + segmentp = *seg_it; + } + else { + //segmentp = mSegments.back(); return; } - S32 line_start = getLineStart(cur_pos); - - F32 line_height = mGLFont->getLineHeight(); - F32 text_y = (F32)(mTextRect.mTop) - line_height; - F32 cursor_left = 0.f; - F32 next_char_left = 0.f; - F32 cursor_bottom = 0.f; - BOOL cursor_visible = FALSE; - - S32 line_end = 0; - // Determine if the cursor is visible and if so what its coordinates are. - while( (mTextRect.mBottom <= llround(text_y)) && (cur_pos < num_lines)) + // Draw the cursor + // (Flash the cursor every half second starting a fixed time after the last keystroke) + F32 elapsed = mKeystrokeTimer.getElapsedTimeF32(); + if( (elapsed < CURSOR_FLASH_DELAY ) || (S32(elapsed * 2) & 1) ) { - line_end = text_len + 1; - S32 next_line = -1; - if ((cur_pos + 1) < num_lines) + if (LL_KIM_OVERWRITE == gKeyboard->getInsertMode() && !hasSelection()) { - next_line = getLineStart(cur_pos + 1); - line_end = next_line - 1; + S32 width = llmax(CURSOR_THICKNESS, segmentp->getWidth(mCursorPos - segmentp->getStart(), 1)); + cursor_rect.mRight = cursor_rect.mLeft + width; } - - const llwchar* line = text.c_str() + line_start; - - // Find the cursor and selection bounds - if( line_start <= mCursorPos && mCursorPos <= line_end ) + else { - cursor_visible = TRUE; - next_char_left = (F32)mTextRect.mLeft + mGLFont->getWidthF32(line, 0, mCursorPos - line_start, mAllowEmbeddedItems ); - cursor_left = next_char_left - 1.f; - cursor_bottom = text_y; - break; + cursor_rect.mRight = cursor_rect.mLeft + CURSOR_THICKNESS; } + + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); - // move down one line - text_y -= line_height; - line_start = next_line; - cur_pos++; - } - - if(mShowLineNumbers) - { - cursor_left += UI_TEXTEDITOR_LINE_NUMBER_MARGIN; - } + gGL.color4fv( mCursorColor.get().mV ); + + gl_rect_2d(cursor_rect); - // Draw the cursor - if( cursor_visible ) - { - // (Flash the cursor every half second starting a fixed time after the last keystroke) - F32 elapsed = mKeystrokeTimer.getElapsedTimeF32(); - if( (elapsed < CURSOR_FLASH_DELAY ) || (S32(elapsed * 2) & 1) ) + if (LL_KIM_OVERWRITE == gKeyboard->getInsertMode() && !hasSelection() && text[mCursorPos] != '\n') { - F32 cursor_top = cursor_bottom + line_height + 1.f; - F32 cursor_right = cursor_left + (F32)CURSOR_THICKNESS; - if (LL_KIM_OVERWRITE == gKeyboard->getInsertMode() && !hasSelection()) + LLColor4 text_color; + const LLFontGL* fontp; + if (segmentp) { - cursor_left += CURSOR_THICKNESS; - const LLWString space(utf8str_to_wstring(std::string(" "))); - F32 spacew = mGLFont->getWidthF32(space.c_str()); - if (mCursorPos == line_end) - { - cursor_right = cursor_left + spacew; - } - else - { - F32 width = mGLFont->getWidthF32(text.c_str(), mCursorPos, 1, mAllowEmbeddedItems); - cursor_right = cursor_left + llmax(spacew, width); - } + text_color = segmentp->getColor(); + fontp = segmentp->getStyle()->getFont(); } - - gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); - - gGL.color4fv( mCursorColor.get().mV ); - - gl_rect_2d(llfloor(cursor_left), llfloor(cursor_top), - llfloor(cursor_right), llfloor(cursor_bottom)); - - if (LL_KIM_OVERWRITE == gKeyboard->getInsertMode() && !hasSelection() && text[mCursorPos] != '\n') + else if (mReadOnly) { - const LLTextSegment* segmentp = getSegmentAtOffset(mCursorPos); - LLColor4 text_color; - if (segmentp) - { - text_color = segmentp->getColor(); - } - else if (mReadOnly) - { - text_color = mReadOnlyFgColor.get(); - } - else - { - text_color = mFgColor.get(); - } - mGLFont->render(text, mCursorPos, next_char_left, cursor_bottom + line_height, - LLColor4(1.f - text_color.mV[VRED], 1.f - text_color.mV[VGREEN], 1.f - text_color.mV[VBLUE], 1.f), - LLFontGL::LEFT, LLFontGL::TOP, - LLFontGL::NORMAL, - LLFontGL::NO_SHADOW, - 1); + text_color = mReadOnlyFgColor.get(); + fontp = mDefaultFont; } + else + { + text_color = mFgColor.get(); + fontp = mDefaultFont; + } + fontp->render(text, mCursorPos, cursor_rect.mLeft, cursor_rect.mBottom, + LLColor4(1.f - text_color.mV[VRED], 1.f - text_color.mV[VGREEN], 1.f - text_color.mV[VBLUE], 1.f), + LLFontGL::LEFT, LLFontGL::BOTTOM, + LLFontGL::NORMAL, + LLFontGL::NO_SHADOW, + 1); + } - // Make sure the IME is in the right place - LLRect screen_pos = calcScreenRect(); - LLCoordGL ime_pos( screen_pos.mLeft + llfloor(cursor_left), screen_pos.mBottom + llfloor(cursor_top) ); + // Make sure the IME is in the right place + LLRect screen_pos = calcScreenRect(); + LLCoordGL ime_pos( screen_pos.mLeft + llfloor(cursor_rect.mLeft), screen_pos.mBottom + llfloor(cursor_rect.mTop) ); - ime_pos.mX = (S32) (ime_pos.mX * LLUI::sGLScaleFactor.mV[VX]); - ime_pos.mY = (S32) (ime_pos.mY * LLUI::sGLScaleFactor.mV[VY]); - getWindow()->setLanguageTextInput( ime_pos ); - } + ime_pos.mX = (S32) (ime_pos.mX * LLUI::sGLScaleFactor.mV[VX]); + ime_pos.mY = (S32) (ime_pos.mY * LLUI::sGLScaleFactor.mV[VY]); + getWindow()->setLanguageTextInput( ime_pos ); } } } @@ -2879,13 +3012,13 @@ void LLTextEditor::drawPreeditMarker() const S32 text_len = getLength(); const S32 num_lines = getLineCount(); - S32 cur_line = mScrollbar->getDocPos(); + S32 cur_line = getFirstVisibleLine(); if (cur_line >= num_lines) { return; } - const S32 line_height = llround( mGLFont->getLineHeight() ); + const S32 line_height = llround( mDefaultFont->getLineHeight() ); S32 line_start = getLineStart(cur_line); S32 line_y = mTextRect.mTop - line_height; @@ -2924,16 +3057,16 @@ void LLTextEditor::drawPreeditMarker() S32 preedit_left = mTextRect.mLeft; if (left > line_start) { - preedit_left += mGLFont->getWidth(text, line_start, left - line_start, mAllowEmbeddedItems); + preedit_left += mDefaultFont->getWidth(text, line_start, left - line_start); } S32 preedit_right = mTextRect.mLeft; if (right < line_end) { - preedit_right += mGLFont->getWidth(text, line_start, right - line_start, mAllowEmbeddedItems); + preedit_right += mDefaultFont->getWidth(text, line_start, right - line_start); } else { - preedit_right += mGLFont->getWidth(text, line_start, line_end - line_start, mAllowEmbeddedItems); + preedit_right += mDefaultFont->getWidth(text, line_start, line_end - line_start); } if (mPreeditStandouts[i]) @@ -2981,25 +3114,34 @@ void LLTextEditor::drawText() } LLGLSUIDefault gls_ui; - - S32 cur_line = mScrollbar->getDocPos(); + LLRect scrolled_view_rect = mScroller->getVisibleContentRect(); + LLRect content_rect = mScroller->getContentWindowRect(); + S32 first_line = getFirstVisibleLine(); S32 num_lines = getLineCount(); - if (cur_line >= num_lines) + if (first_line >= num_lines) { return; } - S32 line_start = getLineStart(cur_line); - LLTextSegment t(line_start); - segment_list_t::iterator seg_iter; - seg_iter = std::upper_bound(mSegments.begin(), mSegments.end(), &t, LLTextSegment::compare()); - if (seg_iter == mSegments.end() || (*seg_iter)->getStart() > line_start) --seg_iter; - LLTextSegment* cur_segment = *seg_iter; - - S32 line_height = llround( mGLFont->getLineHeight() ); - F32 text_y = (F32)(mTextRect.mTop - line_height); - while((mTextRect.mBottom <= text_y) && (cur_line < num_lines)) + S32 line_start = getLineStart(first_line); + // find first text segment that spans top of visible portion of text buffer + segment_set_t::iterator seg_iter = getSegIterContaining(line_start); + if (seg_iter == mSegments.end()) { + return; + } + + LLTextSegmentPtr cur_segment = *seg_iter; + + for (S32 cur_line = first_line; cur_line < num_lines; cur_line++) + { + line_info& line = mLineInfoList[cur_line]; + + if ((line.mTop - scrolled_view_rect.mBottom) < mTextRect.mBottom) + { + break; + } + S32 next_start = -1; S32 line_end = text_len; @@ -3012,9 +3154,13 @@ void LLTextEditor::drawText() { --line_end; } - - F32 text_x = (F32)mTextRect.mLeft; + LLRect text_rect(mTextRect.mLeft - scrolled_view_rect.mLeft, + line.mTop - scrolled_view_rect.mBottom + mTextRect.mBottom, + mTextRect.getWidth() - scrolled_view_rect.mLeft, + line.mBottom - scrolled_view_rect.mBottom + mTextRect.mBottom); + + // draw a single line of text S32 seg_start = line_start; while( seg_start < line_end ) { @@ -3024,184 +3170,120 @@ void LLTextEditor::drawText() if (seg_iter == mSegments.end()) { llwarns << "Ran off the segmentation end!" << llendl; + return; } cur_segment = *seg_iter; } - // Draw a segment within the line - S32 clipped_end = llmin( line_end, cur_segment->getEnd() ); - S32 clipped_len = clipped_end - seg_start; - if( clipped_len > 0 ) - { - LLStyleSP style = cur_segment->getStyle(); - if ( style->isImage() && (cur_segment->getStart() >= seg_start) && (cur_segment->getStart() <= clipped_end)) - { - S32 style_image_height = style->mImageHeight; - S32 style_image_width = style->mImageWidth; - LLUIImagePtr image = style->getImage(); - image->draw(llround(text_x), llround(text_y)+line_height-style_image_height, - style_image_width, style_image_height); - } + S32 clipped_end = llmin( line_end, cur_segment->getEnd() ) - cur_segment->getStart(); + text_rect.mLeft = (S32)(cur_segment->draw(seg_start - cur_segment->getStart(), clipped_end, selection_left, selection_right, text_rect)); - if (cur_segment == mHoverSegment && style->getIsEmbeddedItem()) - { - style->mUnderline = TRUE; - } - - S32 left_pos = llmin( mSelectionStart, mSelectionEnd ); - - if ( (mParseHTML) && (left_pos > seg_start) && (left_pos < clipped_end) && mIsSelecting && (mSelectionStart == mSelectionEnd) ) - { - mHTML = style->getLinkHREF(); - } - - drawClippedSegment( text, seg_start, clipped_end, text_x, text_y, selection_left, selection_right, style, &text_x ); - - // Note: text_x is incremented by drawClippedSegment() - seg_start += clipped_len; - } + seg_start = clipped_end + cur_segment->getStart(); } - // move down one line - text_y -= (F32)line_height; - line_start = next_start; - cur_line++; } } - -// Draws a single text segment, reversing the color for selection if needed. -void LLTextEditor::drawClippedSegment(const LLWString &text, S32 seg_start, S32 seg_end, F32 x, F32 y, S32 selection_left, S32 selection_right, const LLStyleSP& style, F32* right_x ) +void LLTextEditor::drawLineNumbers() { - if (!style->isVisible()) - { - return; - } - - const LLFontGL* font = mGLFont; - - LLColor4 color = style->getColor(); + LLGLSUIDefault gls_ui; - if ( style->getFontString()[0] ) + LLRect scrolled_view_rect = mScroller->getVisibleContentRect(); + LLRect content_rect = mScroller->getContentWindowRect(); + LLLocalClipRect clip(content_rect); + S32 first_line = getFirstVisibleLine(); + S32 num_lines = getLineCount(); + if (first_line >= num_lines) { - font = style->getFont(); + return; } - - U8 font_flags = LLFontGL::NORMAL; - if (style->mBold) - { - font_flags |= LLFontGL::BOLD; - } - if (style->mItalic) - { - font_flags |= LLFontGL::ITALIC; - } - if (style->mUnderline) - { - font_flags |= LLFontGL::UNDERLINE; - } + S32 cursor_line = getCurrentLine(); - if (style->getIsEmbeddedItem()) + if (mShowLineNumbers) { - static LLUIColor text_embedded_item_readonly_color = LLUIColorTable::instance().getColor("TextEmbeddedItemReadOnlyColor"); - static LLUIColor text_embedded_item_color = LLUIColorTable::instance().getColor("TextEmbeddedItemColor"); - if (mReadOnly) - { - color = text_embedded_item_readonly_color; - } - else - { - color = text_embedded_item_color; - } - } + S32 last_line_num = -1; - F32 y_top = y + (F32)llround(font->getLineHeight()); + for (S32 cur_line = first_line; cur_line < num_lines; cur_line++) + { + line_info& line = mLineInfoList[cur_line]; - if( selection_left > seg_start ) - { - // Draw normally - S32 start = seg_start; - S32 end = llmin( selection_left, seg_end ); - S32 length = end - start; - font->render(text, start, x, y_top, color, LLFontGL::LEFT, LLFontGL::TOP, 0, LLFontGL::NO_SHADOW, length, S32_MAX, right_x, mAllowEmbeddedItems); - } - x = *right_x; - - if( (selection_left < seg_end) && (selection_right > seg_start) ) - { - // Draw reversed - S32 start = llmax( selection_left, seg_start ); - S32 end = llmin( selection_right, seg_end ); - S32 length = end - start; + if ((line.mTop - scrolled_view_rect.mBottom) < mTextRect.mBottom) + { + break; + } - font->render(text, start, x, y_top, - LLColor4( 1.f - color.mV[0], 1.f - color.mV[1], 1.f - color.mV[2], 1.f ), - LLFontGL::LEFT, LLFontGL::TOP, 0, LLFontGL::NO_SHADOW, length, S32_MAX, right_x, mAllowEmbeddedItems); - } - x = *right_x; - if( selection_right < seg_end ) - { - // Draw normally - S32 start = llmax( selection_right, seg_start ); - S32 end = seg_end; - S32 length = end - start; - font->render(text, start, x, y_top, color, LLFontGL::LEFT, LLFontGL::TOP, 0, LLFontGL::NO_SHADOW, length, S32_MAX, right_x, mAllowEmbeddedItems); + S32 line_bottom = line.mBottom - scrolled_view_rect.mBottom + mTextRect.mBottom; + // draw the line numbers + if(line.mLineNum != last_line_num && line.mTop <= scrolled_view_rect.mTop) + { + const LLFontGL *num_font = LLFontGL::getFontMonospace(); + const LLWString ltext = utf8str_to_wstring(llformat("%d", line.mLineNum )); + BOOL is_cur_line = cursor_line == line.mLineNum; + const U8 style = is_cur_line ? LLFontGL::BOLD : LLFontGL::NORMAL; + const LLColor4 fg_color = is_cur_line ? mCursorColor : mReadOnlyFgColor; + num_font->render( + ltext, // string to draw + 0, // begin offset + UI_TEXTEDITOR_LINE_NUMBER_MARGIN - 2, // x + line_bottom, // y + fg_color, + LLFontGL::RIGHT, // horizontal alignment + LLFontGL::BOTTOM, // vertical alignment + style, + LLFontGL::NO_SHADOW, + S32_MAX, // max chars + UI_TEXTEDITOR_LINE_NUMBER_MARGIN - 2); // max pixels + last_line_num = line.mLineNum; + } + } } - } - +} void LLTextEditor::draw() { - // do on-demand reflow - if (mReflowNeeded) - { - updateLineStartList(); - mReflowNeeded = FALSE; - } + // reflow if needed, on demand + reflow(); // then update scroll position, as cursor may have moved - if (mScrollNeeded) - { - updateScrollFromCursor(); - mScrollNeeded = FALSE; - } + updateScrollFromCursor(); - { - static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0); - LLLocalClipRect clip(LLRect(0, getRect().getHeight(), getRect().getWidth() - (mScrollbar->getVisible() ? scrollbar_size : 0), 0)); + LLColor4 bg_color = mReadOnly + ? mReadOnlyBgColor.get() + : hasFocus() + ? mFocusBgColor.get() + : mWriteableBgColor.get(); - bindEmbeddedChars( mGLFont ); + mDocumentPanel->setBackgroundColor(bg_color); - drawBackground(); + drawChildren(); + drawBackground(); //overlays scrolling panel bg + drawLineNumbers(); + + { + LLLocalClipRect clip(mTextRect); drawSelectionBackground(); drawPreeditMarker(); drawText(); drawCursor(); - - unbindEmbeddedChars( mGLFont ); - - //RN: the decision was made to always show the orange border for keyboard focus but do not put an insertion caret - // when in readonly mode - mBorder->setKeyboardFocusHighlight( gFocusMgr.getKeyboardFocus() == this);// && !mReadOnly); } - - LLView::draw(); // Draw children (scrollbar and border) - // remember if we are supposed to be at the bottom of the buffer - mScrolledToBottom = isScrolledToBottom(); + //RN: the decision was made to always show the orange border for keyboard focus but do not put an insertion caret + // when in readonly mode + mBorder->setKeyboardFocusHighlight( hasFocus() );// && !mReadOnly); } -void LLTextEditor::onTabInto() +S32 LLTextEditor::getFirstVisibleLine() const { - // selecting all on tabInto causes users to hit tab twice and replace their text with a tab character - // theoretically, one could selectAll if mTabsToNextField is true, but we couldn't think of a use case - // where you'd want to select all anyway - // preserve insertion point when returning to the editor - //selectAll(); + LLRect visible_region = mScroller->getVisibleContentRect(); + + // binary search for line that starts before top of visible buffer + line_list_t::const_iterator iter = std::lower_bound(mLineInfoList.begin(), mLineInfoList.end(), visible_region.mTop, compare_bottom()); + + return iter - mLineInfoList.begin(); } // virtual @@ -3270,103 +3352,62 @@ S32 LLTextEditor::getPos( S32 line, S32 offset ) void LLTextEditor::changePage( S32 delta ) { + const S32 PIXEL_OVERLAP_ON_PAGE_CHANGE = 10; + if (delta == 0) return; + + //RN: use pixel heights S32 line, offset; getLineAndOffset( mCursorPos, &line, &offset ); - // get desired x position to remember previous position - S32 desired_x_pixel = mDesiredXPixel; + LLRect cursor_rect = getLocalRectFromDocIndex(mCursorPos); - // allow one line overlap - S32 page_size = mScrollbar->getPageSize() - 1; if( delta == -1 ) { - line = llmax( line - page_size, 0); - setCursorPos(getPos( line, offset )); - mScrollbar->setDocPos( mScrollbar->getDocPos() - page_size ); + mScroller->pageUp(PIXEL_OVERLAP_ON_PAGE_CHANGE); } else if( delta == 1 ) { - setCursorPos(getPos( line + page_size, offset )); - mScrollbar->setDocPos( mScrollbar->getDocPos() + page_size ); + mScroller->pageDown(PIXEL_OVERLAP_ON_PAGE_CHANGE); } - // put desired position into remember-buffer after setCursorPos() - mDesiredXPixel = desired_x_pixel; - - if (mOnScrollEndCallback && mOnScrollEndData && (mScrollbar->getDocPos() == mScrollbar->getDocPosMax())) + if (getLocalRectFromDocIndex(mCursorPos) == cursor_rect) + { + // cursor didn't change apparent position, so move to top or bottom of document, respectively + if (delta < 0) + { + startOfDoc(); + } + else + { + endOfDoc(); + } + } + else { - mOnScrollEndCallback(mOnScrollEndData); + setCursorAtLocalPos(cursor_rect.getCenterX(), cursor_rect.getCenterY(), true, false); } } void LLTextEditor::changeLine( S32 delta ) { - bindEmbeddedChars(mGLFont); - S32 line, offset; getLineAndOffset( mCursorPos, &line, &offset ); - S32 line_start = getLineStart(line); - - // set desired x position to remembered previous position - S32 desired_x_pixel = mDesiredXPixel; - // if remembered position was reset (thus -1), calculate new one here - if( desired_x_pixel == -1 ) - { - LLWString text(getWText()); - desired_x_pixel = mGLFont->getWidth(text.c_str(), line_start, offset, mAllowEmbeddedItems ); - } - - S32 new_line = 0; + S32 new_line = line; if( (delta < 0) && (line > 0 ) ) { new_line = line - 1; } - else - if( (delta > 0) && (line < (getLineCount() - 1)) ) + else if( (delta > 0) && (line < (getLineCount() - 1)) ) { new_line = line + 1; } - else - { - unbindEmbeddedChars(mGLFont); - return; - } - - S32 num_lines = getLineCount(); - S32 new_line_start = getLineStart(new_line); - S32 new_line_end = getLength(); - if (new_line + 1 < num_lines) - { - new_line_end = getLineStart(new_line + 1) - 1; - } - - S32 new_line_len = new_line_end - new_line_start; - S32 new_offset; - LLWString text(getWText()); - new_offset = mGLFont->charFromPixelOffset(text.c_str(), new_line_start, - (F32)desired_x_pixel, - (F32)mTextRect.getWidth(), - new_line_len, - mAllowEmbeddedItems); + LLRect visible_region = mScroller->getVisibleContentRect(); - setCursorPos (getPos( new_line, new_offset )); - - // put desired position into remember-buffer after setCursorPos() - mDesiredXPixel = desired_x_pixel; - unbindEmbeddedChars(mGLFont); -} - -BOOL LLTextEditor::isScrolledToTop() -{ - return mScrollbar->isAtBeginning(); -} - -BOOL LLTextEditor::isScrolledToBottom() -{ - return mScrollbar->isAtEnd(); + S32 new_cursor_pos = getDocIndexFromLocalCoord(mDesiredXPixel, mLineInfoList[new_line].mBottom + mTextRect.mBottom - visible_region.mBottom, TRUE); + setCursorPos(new_cursor_pos, true); } @@ -3383,32 +3424,11 @@ void LLTextEditor::setCursorAndScrollToEnd() { deselect(); endOfDoc(); - needsScroll(); } void LLTextEditor::getLineAndColumnForPosition( S32 position, S32* line, S32* col, BOOL include_wordwrap ) { - if( include_wordwrap ) - { - getLineAndOffset( mCursorPos, line, col ); - } - else - { - LLWString text = getWText(); - S32 line_count = 0; - S32 line_start = 0; - S32 i; - for( i = 0; text[i] && (i < position); i++ ) - { - if( '\n' == text[i] ) - { - line_start = i + 1; - line_count++; - } - } - *line = line_count; - *col = i - line_start; - } + getLineAndOffset( mCursorPos, line, col, include_wordwrap ); } void LLTextEditor::getCurrentLineAndColumn( S32* line, S32* col, BOOL include_wordwrap ) @@ -3444,64 +3464,39 @@ void LLTextEditor::endOfLine() } } -void LLTextEditor::endOfDoc() +void LLTextEditor::startOfDoc() { - mScrollbar->setDocPos(mScrollbar->getDocPosMax()); - mScrolledToBottom = true; + setCursorPos(0); +} - S32 len = getLength(); - if( len ) - { - setCursorPos(len); - } - if (mOnScrollEndCallback && mOnScrollEndData && (mScrollbar->getDocPos() == mScrollbar->getDocPosMax())) - { - mOnScrollEndCallback(mOnScrollEndData); - } +void LLTextEditor::endOfDoc() +{ + setCursorPos(getLength()); } // Sets the scrollbar from the cursor position void LLTextEditor::updateScrollFromCursor() { - mScrollbar->setDocSize( getLineCount() ); - if (mReadOnly) { // no cursor in read only mode return; } - S32 line, offset; - getLineAndOffset( mCursorPos, &line, &offset ); - - S32 page_size = mScrollbar->getPageSize(); - - if( line < mScrollbar->getDocPos() ) + if (!mScrollNeeded) { - // scroll so that the cursor is at the top of the page - mScrollbar->setDocPos( line ); - } - else if( line >= mScrollbar->getDocPos() + page_size - 1 ) - { - S32 new_pos = 0; - if( line < mScrollbar->getDocSize() - 1 ) - { - // scroll so that the cursor is one line above the bottom of the page, - new_pos = line - page_size + 1; - } - else - { - // if there is less than a page of text remaining, scroll so that the cursor is at the bottom - new_pos = mScrollbar->getDocPosMax(); - } - mScrollbar->setDocPos( new_pos ); + return; } + mScrollNeeded = FALSE; - // Check if we've scrolled to bottom for callback if asked for callback - if (mOnScrollEndCallback && mOnScrollEndData && (mScrollbar->getDocPos() == mScrollbar->getDocPosMax())) - { - mOnScrollEndCallback(mOnScrollEndData); - } + S32 line, offset; + getLineAndOffset( mCursorPos, &line, &offset ); + + // scroll so that the cursor is at the top of the page + LLRect scroller_doc_window = mScroller->getVisibleContentRect(); + LLRect cursor_rect_doc = getLocalRectFromDocIndex(mCursorPos); + cursor_rect_doc.translate(scroller_doc_window.mLeft, scroller_doc_window.mBottom); + mScroller->scrollToShowRect(cursor_rect_doc, LLRect(0, scroller_doc_window.getHeight() - 5, scroller_doc_window.getWidth(), 5)); } void LLTextEditor::reshape(S32 width, S32 height, BOOL called_from_parent) @@ -3513,13 +3508,6 @@ void LLTextEditor::reshape(S32 width, S32 height, BOOL called_from_parent) updateTextRect(); needsReflow(); - - // propagate shape information to scrollbar - mScrollbar->setDocSize( getLineCount() ); - - S32 line_height = llround( mGLFont->getLineHeight() ); - S32 page_lines = mTextRect.getHeight() / line_height; - mScrollbar->setPageSize( page_lines ); } void LLTextEditor::autoIndent() @@ -3564,7 +3552,7 @@ void LLTextEditor::insertText(const std::string &new_text) deleteSelection(TRUE); } - setCursorPos(mCursorPos + insert( mCursorPos, utf8str_to_wstring(new_text), FALSE )); + setCursorPos(mCursorPos + insert( mCursorPos, utf8str_to_wstring(new_text), FALSE, LLTextSegmentPtr() )); needsReflow(); @@ -3585,17 +3573,23 @@ void LLTextEditor::appendColoredText(const std::string &new_text, highlight->parseFullLineHighlights(new_text, &lcolor); } - LLStyleSP style(new LLStyle); - style->setVisible(true); - style->setColor(lcolor); - style->setFontName(font_name); - appendStyledText(new_text, allow_undo, prepend_newline, style); + LLStyle::Params style_params; + style_params.color = lcolor; + if (font_name.empty()) + { + style_params.font = mDefaultFont; + } + else + { + style_params.font.name = font_name; + } + appendStyledText(new_text, allow_undo, prepend_newline, style_params); } void LLTextEditor::appendStyledText(const std::string &new_text, bool allow_undo, bool prepend_newline, - LLStyleSP stylep) + const LLStyle::Params& style_params) { S32 part = (S32)LLTextParser::WHOLE; if(mParseHTML) @@ -3605,14 +3599,10 @@ void LLTextEditor::appendStyledText(const std::string &new_text, std::string text = new_text; while ( findHTML(text, &start, &end) ) { - LLStyleSP html(new LLStyle); - html->setVisible(true); - html->setColor(mLinkColor); - if (stylep) - { - html->setFontName(stylep->getFontString()); - } - html->mUnderline = TRUE; + LLStyle::Params link_params = style_params; + link_params.color = mLinkColor; + link_params.font.style = "UNDERLINE"; + link_params.link_href = text.substr(start,end-start); if (start > 0) { @@ -3626,11 +3616,10 @@ void LLTextEditor::appendStyledText(const std::string &new_text, part = (S32)LLTextParser::MIDDLE; } std::string subtext=text.substr(0,start); - appendHighlightedText(subtext,allow_undo, prepend_newline, part, stylep); + appendHighlightedText(subtext,allow_undo, prepend_newline, part, style_params); } - html->setLinkHREF(text.substr(start,end-start)); - appendText(text.substr(start, end-start),allow_undo, prepend_newline, html); + appendText(text.substr(start, end-start),allow_undo, prepend_newline, link_params); if (end < (S32)text.length()) { text = text.substr(end,text.length() - end); @@ -3643,11 +3632,11 @@ void LLTextEditor::appendStyledText(const std::string &new_text, } } if (part != (S32)LLTextParser::WHOLE) part=(S32)LLTextParser::END; - if (end < (S32)text.length()) appendHighlightedText(text,allow_undo, prepend_newline, part, stylep); + if (end < (S32)text.length()) appendHighlightedText(text,allow_undo, prepend_newline, part, style_params); } else { - appendHighlightedText(new_text, allow_undo, prepend_newline, part, stylep); + appendHighlightedText(new_text, allow_undo, prepend_newline, part, style_params); } } @@ -3655,38 +3644,40 @@ void LLTextEditor::appendHighlightedText(const std::string &new_text, bool allow_undo, bool prepend_newline, S32 highlight_part, - LLStyleSP stylep) + const LLStyle::Params& style_params) { if (mParseHighlights) { LLTextParser* highlight = LLTextParser::getInstance(); - if (highlight && stylep) + if (highlight && !style_params.isDefault()) { - LLSD pieces = highlight->parsePartialLineHighlights(new_text, stylep->getColor(), highlight_part); + LLStyle::Params highlight_params = style_params; + + LLSD pieces = highlight->parsePartialLineHighlights(new_text, highlight_params.color(), highlight_part); bool lprepend=prepend_newline; for (S32 i=0;i<pieces.size();i++) { LLSD color_llsd = pieces[i]["color"]; LLColor4 lcolor; lcolor.setValue(color_llsd); - LLStyleSP lstylep(new LLStyle(*stylep)); - lstylep->setColor(lcolor); + highlight_params.color = lcolor; if (i != 0 && (pieces.size() > 1) ) lprepend=FALSE; - appendText((std::string)pieces[i]["text"], allow_undo, lprepend, lstylep); + appendText((std::string)pieces[i]["text"], allow_undo, lprepend, highlight_params); } return; } } - appendText(new_text, allow_undo, prepend_newline, stylep); + appendText(new_text, allow_undo, prepend_newline, style_params); } // Appends new text to end of document void LLTextEditor::appendText(const std::string &new_text, bool allow_undo, bool prepend_newline, - const LLStyleSP stylep) + const LLStyle::Params& stylep) { + if (new_text.empty()) return; + // Save old state - BOOL was_scrolled_to_bottom = (mScrollbar->getDocPos() == mScrollbar->getDocPosMax()); S32 selection_start = mSelectionStart; S32 selection_end = mSelectionEnd; BOOL was_selecting = mIsSelecting; @@ -3698,50 +3689,94 @@ void LLTextEditor::appendText(const std::string &new_text, bool allow_undo, bool setCursorPos(old_length); + LLWString wide_text; + // Add carriage return if not first line if (getLength() != 0 && prepend_newline) { - std::string final_text = "\n"; - final_text += new_text; - append(utf8str_to_wstring(final_text), TRUE); + wide_text = utf8str_to_wstring(std::string("\n") + new_text); } else { - append(utf8str_to_wstring(new_text), TRUE ); + wide_text = utf8str_to_wstring(new_text); } - if (stylep) + LLTextSegmentPtr segmentp; + if (!stylep.isDefault()) { S32 segment_start = old_length; - S32 segment_end = getLength(); - LLTextSegment* segment = new LLTextSegment(stylep, segment_start, segment_end ); - mSegments.push_back(segment); + S32 segment_end = old_length + wide_text.size(); + segmentp = new LLNormalTextSegment(new LLStyle(stylep), segment_start, segment_end, *this ); } + + append(wide_text, TRUE, segmentp); needsReflow(); // Set the cursor and scroll position - // Maintain the scroll position unless the scroll was at the end of the doc (in which - // case, move it to the new end of the doc) or unless the user was doing actively selecting - if( was_scrolled_to_bottom && !was_selecting ) - { - if( selection_start != selection_end ) - { - // maintain an existing non-active selection - mSelectionStart = selection_start; - mSelectionEnd = selection_end; - } - endOfDoc(); - } - else if( selection_start != selection_end ) + if( selection_start != selection_end ) { mSelectionStart = selection_start; mSelectionEnd = selection_end; + mIsSelecting = was_selecting; + setCursorPos(cursor_pos); + } + else if( cursor_was_at_end ) + { + setCursorPos(getLength()); + } + else + { + setCursorPos(cursor_pos); + } + if( !allow_undo ) + { + blockUndo(); + } +} +void LLTextEditor::appendWidget(LLView* widget, const std::string &widget_text, bool allow_undo, bool prepend_newline) +{ + // Save old state + S32 selection_start = mSelectionStart; + S32 selection_end = mSelectionEnd; + BOOL was_selecting = mIsSelecting; + S32 cursor_pos = mCursorPos; + S32 old_length = getLength(); + BOOL cursor_was_at_end = (mCursorPos == old_length); + + deselect(); + + setCursorPos(old_length); + + LLWString widget_wide_text; + + // Add carriage return if not first line + if (getLength() != 0 + && prepend_newline) + { + widget_wide_text = utf8str_to_wstring(std::string("\n") + widget_text); + } + else + { + widget_wide_text = utf8str_to_wstring(widget_text); + } + + LLTextSegmentPtr segment = new LLInlineViewSegment(widget, old_length, old_length + widget_text.size()); + append(widget_wide_text, FALSE, segment); + + needsReflow(); + + // Set the cursor and scroll position + if( selection_start != selection_end ) + { + mSelectionStart = selection_start; + mSelectionEnd = selection_end; + mIsSelecting = was_selecting; setCursorPos(cursor_pos); } @@ -3767,26 +3802,79 @@ void LLTextEditor::removeTextFromEnd(S32 num_chars) remove(getLength() - num_chars, num_chars, FALSE); S32 len = getLength(); - mCursorPos = llclamp(mCursorPos, 0, len); + setCursorPos (llclamp(mCursorPos, 0, len)); mSelectionStart = llclamp(mSelectionStart, 0, len); mSelectionEnd = llclamp(mSelectionEnd, 0, len); - pruneSegments(); - - // pruneSegments will invalidate mLineStartList. - updateLineStartList(); + reflow(); needsScroll(); } /////////////////////////////////////////////////////////////////// // Returns change in number of characters in mWText -S32 LLTextEditor::insertStringNoUndo(const S32 pos, const LLWString &wstr) +S32 LLTextEditor::insertStringNoUndo(S32 pos, const LLWString &wstr, LLTextEditor::segment_vec_t* segments ) { - LLWString text(getWText()); + LLWString text(getWText()); S32 old_len = text.length(); // length() returns character length S32 insert_len = wstr.length(); + pos = getEditableIndex(pos, true); + + segment_set_t::iterator seg_iter = getSegIterContaining(pos); + + LLTextSegmentPtr default_segment; + + LLTextSegmentPtr segmentp; + if (seg_iter != mSegments.end()) + { + segmentp = *seg_iter; + } + else + { + //segmentp = mSegments.back(); + return pos; + } + + if (segmentp->canEdit()) + { + segmentp->setEnd(segmentp->getEnd() + insert_len); + if (seg_iter != mSegments.end()) + { + ++seg_iter; + } + } + else + { + // create default editable segment to hold new text + default_segment = new LLNormalTextSegment( getDefaultStyle(), pos, pos + insert_len, *this); + } + + // shift remaining segments to right + for(;seg_iter != mSegments.end(); ++seg_iter) + { + LLTextSegmentPtr segmentp = *seg_iter; + segmentp->setStart(segmentp->getStart() + insert_len); + segmentp->setEnd(segmentp->getEnd() + insert_len); + } + + // insert new segments + if (segments) + { + if (default_segment.notNull()) + { + // potentially overwritten by segments passed in + insertSegment(default_segment); + } + for (segment_vec_t::iterator seg_iter = segments->begin(); + seg_iter != segments->end(); + ++seg_iter) + { + LLTextSegment* segmentp = *seg_iter; + insertSegment(segmentp); + } + } + text.insert(pos, wstr); getViewModel()->setDisplay(text); @@ -3797,14 +3885,67 @@ S32 LLTextEditor::insertStringNoUndo(const S32 pos, const LLWString &wstr) insert_len = getLength() - old_len; } + onValueChange(pos, pos + insert_len); + return insert_len; } S32 LLTextEditor::removeStringNoUndo(S32 pos, S32 length) { LLWString text(getWText()); + segment_set_t::iterator seg_iter = getSegIterContaining(pos); + while(seg_iter != mSegments.end()) + { + LLTextSegmentPtr segmentp = *seg_iter; + S32 end = pos + length; + if (segmentp->getStart() < pos) + { + // deleting from middle of segment + if (segmentp->getEnd() > end) + { + segmentp->setEnd(segmentp->getEnd() - length); + } + // truncating segment + else + { + segmentp->setEnd(pos); + } + } + else if (segmentp->getStart() < end) + { + // deleting entire segment + if (segmentp->getEnd() <= end) + { + // remove segment + segmentp->unlinkFromDocument(this); + segment_set_t::iterator seg_to_erase(seg_iter++); + mSegments.erase(seg_to_erase); + continue; + } + // deleting head of segment + else + { + segmentp->setStart(pos); + segmentp->setEnd(segmentp->getEnd() - length); + } + } + else + { + // shifting segments backward to fill deleted portion + segmentp->setStart(segmentp->getStart() - length); + segmentp->setEnd(segmentp->getEnd() - length); + } + ++seg_iter; + } + text.erase(pos, length); getViewModel()->setDisplay(text); + + // recreate default segment in case we erased everything + createDefaultSegment(); + + onValueChange(pos, pos); + return -length; // This will be wrong if someone calls removeStringNoUndo with an excessive length } @@ -3817,6 +3958,9 @@ S32 LLTextEditor::overwriteCharNoUndo(S32 pos, llwchar wc) LLWString text(getWText()); text[pos] = wc; getViewModel()->setDisplay(text); + + onValueChange(pos, pos + 1); + return 1; } @@ -3887,21 +4031,25 @@ void LLTextEditor::updateTextRect() { static LLUICachedControl<S32> texteditor_border ("UITextEditorBorder", 0); static LLUICachedControl<S32> texteditor_h_pad ("UITextEditorHPad", 0); - static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0); - static LLUICachedControl<S32> texteditor_vpad_top ("UITextEditorVPadTop", 0); - - mTextRect.setOriginAndSize( - texteditor_border + texteditor_h_pad, - texteditor_border, - getRect().getWidth() - scrollbar_size - 2 * (texteditor_border + texteditor_h_pad), - getRect().getHeight() - 2 * texteditor_border - texteditor_vpad_top ); + + LLRect old_text_rect = mTextRect; + mTextRect = mScroller->getContentWindowRect(); + mTextRect.stretch(texteditor_border * -1); + mTextRect.mLeft += texteditor_h_pad; + mTextRect.mLeft += mShowLineNumbers ? UI_TEXTEDITOR_LINE_NUMBER_MARGIN : 0; + if (mTextRect != old_text_rect) + { + needsReflow(); + } } +LLFastTimer::DeclareTimer FTM_TEXT_EDITOR_LOAD_KEYWORD("Text Editor Load Keywords"); void LLTextEditor::loadKeywords(const std::string& filename, const std::vector<std::string>& funcs, const std::vector<std::string>& tooltips, const LLColor3& color) { + LLFastTimer ft(FTM_TEXT_EDITOR_LOAD_KEYWORD); if(mKeywords.loadFromFile(filename)) { S32 count = llmin(funcs.size(), tooltips.size()); @@ -3910,133 +4058,115 @@ void LLTextEditor::loadKeywords(const std::string& filename, std::string name = utf8str_trim(funcs[i]); mKeywords.addToken(LLKeywordToken::WORD, name, color, tooltips[i] ); } + segment_vec_t segment_list; + mKeywords.findSegments(&segment_list, getWText(), mDefaultColor.get(), *this); - mKeywords.findSegments( &mSegments, getWText(), mDefaultColor.get() ); - - llassert( mSegments.front()->getStart() == 0 ); - llassert( mSegments.back()->getEnd() == getLength() ); + mSegments.clear(); + segment_set_t::iterator insert_it = mSegments.begin(); + for (segment_vec_t::iterator list_it = segment_list.begin(); list_it != segment_list.end(); ++list_it) + { + insert_it = mSegments.insert(insert_it, *list_it); + } } } -void LLTextEditor::updateSegments() +void LLTextEditor::createDefaultSegment() { - if (mKeywords.isLoaded()) - { - // HACK: No non-ascii keywords for now - mKeywords.findSegments(&mSegments, getWText(), mDefaultColor.get()); - } - else if (mAllowEmbeddedItems) - { - findEmbeddedItemSegments(); - } - - // Make sure we have at least one segment - if (mSegments.size() == 1 && mSegments[0]->getIsDefault()) - { - delete mSegments[0]; - mSegments.clear(); // create default segment - } + // ensures that there is always at least one segment if (mSegments.empty()) { - LLColor4 text_color = ( mReadOnly ? mReadOnlyFgColor.get() : mFgColor.get() ); - LLTextSegment* default_segment = new LLTextSegment( text_color, 0, getLength() ); - default_segment->setIsDefault(TRUE); - mSegments.push_back(default_segment); + LLTextSegmentPtr default_segment = new LLNormalTextSegment( getDefaultStyle(), 0, getLength() + 1, *this); + mSegments.insert(default_segment); + default_segment->linkToDocument(this); } } -// Only effective if text was removed from the end of the editor -// *NOTE: Using this will invalidate references to mSegments from mLineStartList. -void LLTextEditor::pruneSegments() +LLStyleSP LLTextEditor::getDefaultStyle() { - S32 len = getLength(); - // Find and update the first valid segment - segment_list_t::iterator iter = mSegments.end(); - while(iter != mSegments.begin()) - { - --iter; - LLTextSegment* seg = *iter; - if (seg->getStart() < len) - { - // valid segment - if (seg->getEnd() > len) - { - seg->setEnd(len); - } - break; // done - } - } - if (iter != mSegments.end()) - { - // erase invalid segments - ++iter; - std::for_each(iter, mSegments.end(), DeletePointer()); - mSegments.erase(iter, mSegments.end()); - } - else - { - llwarns << "Tried to erase end of empty LLTextEditor" << llendl; - } + LLColor4 text_color = ( mReadOnly ? mReadOnlyFgColor.get() : mFgColor.get() ); + return LLStyleSP(new LLStyle(LLStyle::Params().color(text_color).font(mDefaultFont))); } -void LLTextEditor::findEmbeddedItemSegments() +LLFastTimer::DeclareTimer FTM_UPDATE_TEXT_SEGMENTS("Update Text Segments"); +void LLTextEditor::updateSegments() { - mHoverSegment = NULL; - std::for_each(mSegments.begin(), mSegments.end(), DeletePointer()); - mSegments.clear(); - - BOOL found_embedded_items = FALSE; - LLWString text = getWText(); - S32 idx = 0; - while( text[idx] ) + LLFastTimer ft(FTM_UPDATE_TEXT_SEGMENTS); + if (mKeywords.isLoaded()) { - if( text[idx] >= FIRST_EMBEDDED_CHAR && text[idx] <= LAST_EMBEDDED_CHAR ) - { - found_embedded_items = TRUE; - break; + // HACK: No non-ascii keywords for now + segment_vec_t segment_list; + mKeywords.findSegments(&segment_list, getWText(), mDefaultColor.get(), *this); + + mSegments.clear(); + segment_set_t::iterator insert_it = mSegments.begin(); + for (segment_vec_t::iterator list_it = segment_list.begin(); list_it != segment_list.end(); ++list_it) + { + insert_it = mSegments.insert(insert_it, *list_it); } - ++idx; } - if( !found_embedded_items ) + createDefaultSegment(); + +} + +void LLTextEditor::insertSegment(LLTextSegmentPtr segment_to_insert) +{ + if (segment_to_insert.isNull()) { return; } - S32 text_len = text.length(); - - BOOL in_text = FALSE; - - LLColor4 text_color = ( mReadOnly ? mReadOnlyFgColor.get() : mFgColor.get() ); + segment_set_t::iterator cur_seg_iter = getSegIterContaining(segment_to_insert->getStart()); - if( idx > 0 ) + if (cur_seg_iter == mSegments.end()) { - mSegments.push_back( new LLTextSegment( text_color, 0, text_len ) ); // text - in_text = TRUE; + mSegments.insert(segment_to_insert); + segment_to_insert->linkToDocument(this); } - - LLStyleSP embedded_style(new LLStyle); - embedded_style->setIsEmbeddedItem( TRUE ); - - // Start with i just after the first embedded item - while ( text[idx] ) + else { - if( text[idx] >= FIRST_EMBEDDED_CHAR && text[idx] <= LAST_EMBEDDED_CHAR ) + LLTextSegmentPtr cur_segmentp = *cur_seg_iter; + if (cur_segmentp->getStart() < segment_to_insert->getStart()) { - if( in_text ) - { - mSegments.back()->setEnd( idx ); - } - mSegments.push_back( new LLTextSegment( embedded_style, idx, idx + 1 ) ); // item - in_text = FALSE; + S32 old_segment_end = cur_segmentp->getEnd(); + // split old at start point for new segment + cur_segmentp->setEnd(segment_to_insert->getStart()); + // advance to next segment + ++cur_seg_iter; + // insert remainder of old segment + LLTextSegmentPtr remainder_segment = new LLNormalTextSegment( cur_segmentp->getStyle(), segment_to_insert->getStart(), old_segment_end, *this); + cur_seg_iter = mSegments.insert(cur_seg_iter, remainder_segment); + remainder_segment->linkToDocument(this); + // insert new segment before remainder of old segment + cur_seg_iter = mSegments.insert(cur_seg_iter, segment_to_insert); + + segment_to_insert->linkToDocument(this); + // move to "remanider" segment and start truncation there + ++cur_seg_iter; } else - if( !in_text ) { - mSegments.push_back( new LLTextSegment( text_color, idx, text_len ) ); // text - in_text = TRUE; + cur_seg_iter = mSegments.insert(cur_seg_iter, segment_to_insert); + ++cur_seg_iter; + segment_to_insert->linkToDocument(this); + } + + // now delete/truncate remaining segments as necessary + while(cur_seg_iter != mSegments.end()) + { + cur_segmentp = *cur_seg_iter; + if (cur_segmentp->getEnd() <= segment_to_insert->getEnd()) + { + cur_segmentp->unlinkFromDocument(this); + segment_set_t::iterator seg_to_erase(cur_seg_iter++); + mSegments.erase(seg_to_erase); + } + else + { + cur_segmentp->setStart(segment_to_insert->getEnd()); + break; + } } - ++idx; } } @@ -4050,9 +4180,9 @@ BOOL LLTextEditor::handleMouseUpOverSegment(S32 x, S32 y, MASK mask) if (mParseHTML && mHTML.length() > 0) { //Special handling for slurls - if ( (mSecondlifeURLcallback!=NULL) && !(*mSecondlifeURLcallback)(mHTML) ) + if ( (sSecondlifeURLcallback!=NULL) && !(*sSecondlifeURLcallback)(mHTML) ) { - if (mURLcallback!=NULL) (*mURLcallback)(mHTML); + if (sURLcallback!=NULL) (*sURLcallback)(mHTML); } mHTML.clear(); } @@ -4063,44 +4193,37 @@ BOOL LLTextEditor::handleMouseUpOverSegment(S32 x, S32 y, MASK mask) // Finds the text segment (if any) at the give local screen position -const LLTextSegment* LLTextEditor::getSegmentAtLocalPos( S32 x, S32 y ) const +LLTextSegmentPtr LLTextEditor::getSegmentAtLocalPos( S32 x, S32 y ) { // Find the cursor position at the requested local screen position - S32 offset = getCursorPosFromLocalCoord( x, y, FALSE ); - S32 idx = getSegmentIdxAtOffset(offset); - return idx >= 0 ? mSegments[idx] : NULL; -} - -const LLTextSegment* LLTextEditor::getSegmentAtOffset(S32 offset) const -{ - S32 idx = getSegmentIdxAtOffset(offset); - return idx >= 0 ? mSegments[idx] : NULL; -} - -S32 LLTextEditor::getSegmentIdxAtOffset(S32 offset) const -{ - if (mSegments.empty() || offset < 0 || offset >= getLength()) + S32 offset = getDocIndexFromLocalCoord( x, y, FALSE ); + segment_set_t::iterator seg_iter = getSegIterContaining(offset); + if (seg_iter != mSegments.end()) { - return -1; + return *seg_iter; } else { - S32 segidx, segoff; - getSegmentAndOffset(offset, &segidx, &segoff); - return segidx; + return LLTextSegmentPtr(); } } -void LLTextEditor::onMouseCaptureLost() +LLTextEditor::segment_set_t::iterator LLTextEditor::getSegIterContaining(S32 index) { - endSelection(); + segment_set_t::iterator it = mSegments.upper_bound(new LLIndexSegment(index)); + return it; +} + +LLTextEditor::segment_set_t::const_iterator LLTextEditor::getSegIterContaining(S32 index) const +{ + LLTextEditor::segment_set_t::const_iterator it = mSegments.upper_bound(new LLIndexSegment(index)); + return it; } -void LLTextEditor::setOnScrollEndCallback(void (*callback)(void*), void* userdata) + +void LLTextEditor::onMouseCaptureLost() { - mOnScrollEndCallback = callback; - mOnScrollEndData = userdata; - mScrollbar->setOnScrollEndCallback(callback, userdata); + endSelection(); } /////////////////////////////////////////////////////////////////// @@ -4186,7 +4309,7 @@ BOOL LLTextEditor::importBuffer(const char* buffer, S32 length ) delete[] text; - setCursorPos(0); + startOfDoc(); deselect(); needsReflow(); @@ -4207,74 +4330,6 @@ BOOL LLTextEditor::exportBuffer(std::string &buffer ) return TRUE; } -////////////////////////////////////////////////////////////////////////// -// LLTextSegment - -LLTextSegment::LLTextSegment(S32 start) : - mStart(start), - mEnd(0), - mToken(NULL), - mIsDefault(FALSE) -{ -} -LLTextSegment::LLTextSegment( const LLStyleSP& style, S32 start, S32 end ) : - mStyle( style ), - mStart( start), - mEnd( end ), - mToken(NULL), - mIsDefault(FALSE) -{ -} -LLTextSegment::LLTextSegment( const LLColor4& color, S32 start, S32 end, BOOL is_visible) : - mStyle(new LLStyle(is_visible,color,LLStringUtil::null)), - mStart( start), - mEnd( end ), - mToken(NULL), - mIsDefault(FALSE) -{ -} -LLTextSegment::LLTextSegment( const LLColor4& color, S32 start, S32 end ) : - mStyle(new LLStyle(TRUE, color,LLStringUtil::null )), - mStart( start), - mEnd( end ), - mToken(NULL), - mIsDefault(FALSE) -{ -} -LLTextSegment::LLTextSegment( const LLColor3& color, S32 start, S32 end ) : - mStyle(new LLStyle(TRUE, color,LLStringUtil::null )), - mStart( start), - mEnd( end ), - mToken(NULL), - mIsDefault(FALSE) -{ -} - -BOOL LLTextSegment::getToolTip(std::string& msg) const -{ - if (mToken && !mToken->getToolTip().empty()) - { - const LLWString& wmsg = mToken->getToolTip(); - msg = wstring_to_utf8str(wmsg); - return TRUE; - } - return FALSE; -} - - - -void LLTextSegment::dump() const -{ - llinfos << "Segment [" << -// mColor.mV[VX] << ", " << -// mColor.mV[VY] << ", " << -// mColor.mV[VZ] << "]\t[" << - mStart << ", " << - getEnd() << "]" << - llendl; - -} - /////////////////////////////////////////////////////////////////// // Refactoring note: We may eventually want to replace this with boost::regex or // boost::tokenizer capabilities since we've already fixed at least two JIRAs @@ -4473,7 +4528,7 @@ void LLTextEditor::resetPreedit() deselect(); } - mCursorPos = mPreeditPositions.front(); + setCursorPos(mPreeditPositions.front()); removeStringNoUndo(mCursorPos, mPreeditPositions.back() - mCursorPos); insertStringNoUndo(mCursorPos, mPreeditOverwrittenWString); @@ -4557,7 +4612,7 @@ BOOL LLTextEditor::getPreeditLocation(S32 query_offset, LLCoordGL *coord, LLRect return FALSE; } - const S32 first_visible_line = mScrollbar->getDocPos(); + const S32 first_visible_line = getFirstVisibleLine(); if (query < getLineStart(first_visible_line)) { return FALSE; @@ -4583,11 +4638,11 @@ BOOL LLTextEditor::getPreeditLocation(S32 query_offset, LLCoordGL *coord, LLRect const LLWString textString(getWText()); const llwchar * const text = textString.c_str(); - const S32 line_height = llround(mGLFont->getLineHeight()); + const S32 line_height = llround(mDefaultFont->getLineHeight()); if (coord) { - const S32 query_x = mTextRect.mLeft + mGLFont->getWidth(text, current_line_start, query - current_line_start, mAllowEmbeddedItems); + const S32 query_x = mTextRect.mLeft + mDefaultFont->getWidth(text, current_line_start, query - current_line_start); const S32 query_y = mTextRect.mTop - (current_line - first_visible_line) * line_height - line_height / 2; S32 query_screen_x, query_screen_y; localPointToScreen(query_x, query_y, &query_screen_x, &query_screen_y); @@ -4599,17 +4654,17 @@ BOOL LLTextEditor::getPreeditLocation(S32 query_offset, LLCoordGL *coord, LLRect S32 preedit_left = mTextRect.mLeft; if (preedit_left_position > current_line_start) { - preedit_left += mGLFont->getWidth(text, current_line_start, preedit_left_position - current_line_start, mAllowEmbeddedItems); + preedit_left += mDefaultFont->getWidth(text, current_line_start, preedit_left_position - current_line_start); } S32 preedit_right = mTextRect.mLeft; if (preedit_right_position < current_line_end) { - preedit_right += mGLFont->getWidth(text, current_line_start, preedit_right_position - current_line_start, mAllowEmbeddedItems); + preedit_right += mDefaultFont->getWidth(text, current_line_start, preedit_right_position - current_line_start); } else { - preedit_right += mGLFont->getWidth(text, current_line_start, current_line_end - current_line_start, mAllowEmbeddedItems); + preedit_right += mDefaultFont->getWidth(text, current_line_start, current_line_end - current_line_start); } const S32 preedit_top = mTextRect.mTop - (current_line - first_visible_line) * line_height; @@ -4686,10 +4741,267 @@ void LLTextEditor::markAsPreedit(S32 position, S32 length) S32 LLTextEditor::getPreeditFontSize() const { - return llround(mGLFont->getLineHeight() * LLUI::sGLScaleFactor.mV[VY]); + return llround(mDefaultFont->getLineHeight() * LLUI::sGLScaleFactor.mV[VY]); } LLWString LLTextEditor::getWText() const { return getViewModel()->getDisplay(); } + +void LLTextEditor::onValueChange(S32 start, S32 end) +{ +} + +// +// LLTextSegment +// + +LLTextSegment::~LLTextSegment() +{} + +S32 LLTextSegment::getWidth(S32 first_char, S32 num_chars) const { return 0; } +S32 LLTextSegment::getOffset(S32 segment_local_x_coord, S32 start_offset, S32 num_chars, bool round) const { return 0; } +S32 LLTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const { return 0; } +void LLTextSegment::updateLayout(const LLTextEditor& editor) {} +F32 LLTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect) { return draw_rect.mLeft; } +S32 LLTextSegment::getMaxHeight() const { return 0; } +bool LLTextSegment::canEdit() const { return false; } +void LLTextSegment::unlinkFromDocument(LLTextEditor*) {} +void LLTextSegment::linkToDocument(LLTextEditor*) {} +void LLTextSegment::setHasMouseHover(bool hover) {} +const LLColor4& LLTextSegment::getColor() const { return LLColor4::white; } +void LLTextSegment::setColor(const LLColor4 &color) {} +const LLStyleSP LLTextSegment::getStyle() const {static LLStyleSP sp(new LLStyle()); return sp; } +void LLTextSegment::setStyle(const LLStyleSP &style) {} +void LLTextSegment::setToken( LLKeywordToken* token ) {} +LLKeywordToken* LLTextSegment::getToken() const { return NULL; } +BOOL LLTextSegment::getToolTip( std::string& msg ) const { return FALSE; } +void LLTextSegment::dump() const {} + + +// +// LLNormalTextSegment +// + +LLNormalTextSegment::LLNormalTextSegment( const LLStyleSP& style, S32 start, S32 end, LLTextEditor& editor ) +: LLTextSegment(start, end), + mStyle( style ), + mToken(NULL), + mHasMouseHover(false), + mEditor(editor) +{ + mMaxHeight = llceil(mStyle->getFont()->getLineHeight()); +} + +LLNormalTextSegment::LLNormalTextSegment( const LLColor4& color, S32 start, S32 end, LLTextEditor& editor, BOOL is_visible) +: LLTextSegment(start, end), + mToken(NULL), + mHasMouseHover(false), + mEditor(editor) +{ + mStyle = new LLStyle(LLStyle::Params().visible(is_visible).color(color)); + + mMaxHeight = llceil(mStyle->getFont()->getLineHeight()); +} + +F32 LLNormalTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect) +{ + if( end - start > 0 ) + { + if ( mStyle->isImage() && (start >= 0) && (end <= mEnd - mStart)) + { + S32 style_image_height = mStyle->mImageHeight; + S32 style_image_width = mStyle->mImageWidth; + LLUIImagePtr image = mStyle->getImage(); + image->draw(draw_rect.mLeft, draw_rect.mTop-style_image_height, + style_image_width, style_image_height); + } + + return drawClippedSegment( getStart() + start, getStart() + end, selection_start, selection_end, draw_rect.mLeft, draw_rect.mBottom); + } + return draw_rect.mLeft; +} + +// Draws a single text segment, reversing the color for selection if needed. +F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 selection_start, S32 selection_end, F32 x, F32 y) +{ + const LLWString &text = mEditor.getWText(); + + F32 right_x = x; + if (!mStyle->isVisible()) + { + return right_x; + } + + const LLFontGL* font = mStyle->getFont(); + + LLColor4 color = mStyle->getColor(); + + font = mStyle->getFont(); + + if( selection_start > seg_start ) + { + // Draw normally + S32 start = seg_start; + S32 end = llmin( selection_start, seg_end ); + S32 length = end - start; + font->render(text, start, x, y, color, LLFontGL::LEFT, LLFontGL::BOTTOM, 0, LLFontGL::NO_SHADOW, length, S32_MAX, &right_x, mEditor.allowsEmbeddedItems()); + } + x = right_x; + + if( (selection_start < seg_end) && (selection_end > seg_start) ) + { + // Draw reversed + S32 start = llmax( selection_start, seg_start ); + S32 end = llmin( selection_end, seg_end ); + S32 length = end - start; + + font->render(text, start, x, y, + LLColor4( 1.f - color.mV[0], 1.f - color.mV[1], 1.f - color.mV[2], 1.f ), + LLFontGL::LEFT, LLFontGL::BOTTOM, 0, LLFontGL::NO_SHADOW, length, S32_MAX, &right_x, mEditor.allowsEmbeddedItems()); + } + x = right_x; + if( selection_end < seg_end ) + { + // Draw normally + S32 start = llmax( selection_end, seg_start ); + S32 end = seg_end; + S32 length = end - start; + font->render(text, start, x, y, color, LLFontGL::LEFT, LLFontGL::BOTTOM, 0, LLFontGL::NO_SHADOW, length, S32_MAX, &right_x, mEditor.allowsEmbeddedItems()); + } + return right_x; +} + +S32 LLNormalTextSegment::getMaxHeight() const +{ + return mMaxHeight; +} + +BOOL LLNormalTextSegment::getToolTip(std::string& msg) const +{ + if (mToken && !mToken->getToolTip().empty()) + { + const LLWString& wmsg = mToken->getToolTip(); + msg = wstring_to_utf8str(wmsg); + return TRUE; + } + return FALSE; +} + + +S32 LLNormalTextSegment::getWidth(S32 first_char, S32 num_chars) const +{ + LLWString text = mEditor.getWText(); + return mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars); +} + +S32 LLNormalTextSegment::getOffset(S32 segment_local_x_coord, S32 start_offset, S32 num_chars, bool round) const +{ + LLWString text = mEditor.getWText(); + return mStyle->getFont()->charFromPixelOffset(text.c_str(), mStart + start_offset, + (F32)segment_local_x_coord, + F32_MAX, + num_chars, + round); +} + +S32 LLNormalTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const +{ + LLWString text = mEditor.getWText(); + S32 num_chars = mStyle->getFont()->maxDrawableChars(text.c_str() + segment_offset + mStart, + (F32)num_pixels, + max_chars, + mEditor.getWordWrap()); + + if (num_chars == 0 + && line_offset == 0 + && max_chars > 0) + { + // If at the beginning of a line, and a single character won't fit, draw it anyway + num_chars = 1; + } + if (mStart + segment_offset + num_chars == mEditor.getLength()) + { + // include terminating NULL + num_chars++; + } + return num_chars; +} + +void LLNormalTextSegment::dump() const +{ + llinfos << "Segment [" << +// mColor.mV[VX] << ", " << +// mColor.mV[VY] << ", " << +// mColor.mV[VZ] << "]\t[" << + mStart << ", " << + getEnd() << "]" << + llendl; +} + +// +// LLInlineViewSegment +// + +LLInlineViewSegment::LLInlineViewSegment(LLView* view, S32 start, S32 end) +: LLTextSegment(start, end), + mView(view) +{ +} + +LLInlineViewSegment::~LLInlineViewSegment() +{ + mView->die(); +} + +S32 LLInlineViewSegment::getWidth(S32 first_char, S32 num_chars) const +{ + if (first_char == 0 && num_chars == 0) + { + return 0; + } + else + { + return mView->getRect().getWidth(); + } +} + +S32 LLInlineViewSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const +{ + if (line_offset != 0 && num_pixels < mView->getRect().getWidth()) + { + return 0; + } + else + { + return mEnd - mStart; + } +} + +void LLInlineViewSegment::updateLayout(const LLTextEditor& editor) +{ + LLRect start_rect = editor.getLocalRectFromDocIndex(mStart); + LLRect doc_rect = editor.getDocumentPanel()->getRect(); + mView->setOrigin(doc_rect.mLeft + start_rect.mLeft, doc_rect.mBottom + start_rect.mBottom); +} + +F32 LLInlineViewSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect) +{ + return (F32)(draw_rect.mLeft + mView->getRect().getWidth()); +} + +S32 LLInlineViewSegment::getMaxHeight() const +{ + return mView->getRect().getHeight(); +} + +void LLInlineViewSegment::unlinkFromDocument(LLTextEditor* editor) +{ + editor->removeDocumentChild(mView); +} + +void LLInlineViewSegment::linkToDocument(LLTextEditor* editor) +{ + editor->addDocumentChild(mView); +} |