diff options
Diffstat (limited to 'indra/llui/lllineeditor.cpp')
| -rwxr-xr-x[-rw-r--r--] | indra/llui/lllineeditor.cpp | 750 |
1 files changed, 533 insertions, 217 deletions
diff --git a/indra/llui/lllineeditor.cpp b/indra/llui/lllineeditor.cpp index 483a394bbd..a08cf91a69 100644..100755 --- a/indra/llui/lllineeditor.cpp +++ b/indra/llui/lllineeditor.cpp @@ -2,31 +2,25 @@ * @file lllineeditor.cpp * @brief LLLineEditor base class * - * $LicenseInfo:firstyear=2001&license=viewergpl$ - * - * Copyright (c) 2001-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code - * The source code in this file ("Source Code") is provided by Linden Lab - * to you under the terms of the GNU General Public License, version 2.0 - * ("GPL"), unless you have obtained a separate licensing agreement - * ("Other License"), formally executed by you and Linden Lab. Terms of - * the GPL can be found in doc/GPL-license.txt in this distribution, or - * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. * - * There are special exceptions to the terms and conditions of the GPL as - * it is applied to this Source Code. View the full text of the exception - * in the file doc/FLOSS-exception.txt in this software distribution, or - * online at - * http://secondlifegrid.net/programs/open_source/licensing/flossexception + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. * - * By copying, modifying or distributing this software, you acknowledge - * that you have read and understood your obligations described above, - * and agree to abide by those obligations. + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -43,6 +37,7 @@ #include "llgl.h" #include "lltimer.h" +#include "llcalc.h" //#include "llclipboard.h" #include "llcontrol.h" #include "llbutton.h" @@ -50,6 +45,7 @@ #include "llkeyboard.h" #include "llrect.h" #include "llresmgr.h" +#include "llspellcheck.h" #include "llstring.h" #include "llwindow.h" #include "llui.h" @@ -70,6 +66,7 @@ const S32 SCROLL_INCREMENT_ADD = 0; // make space for typing const S32 SCROLL_INCREMENT_DEL = 4; // make space for baskspacing const F32 AUTO_SCROLL_TIME = 0.05f; const F32 TRIPLE_CLICK_INTERVAL = 0.3f; // delay between double and triple click. *TODO: make this equal to the double click interval? +const F32 SPELLCHECK_DELAY = 0.5f; // delay between the last keypress and spell checking the word the cursor is on const std::string PASSWORD_ASTERISK( "\xE2\x80\xA2" ); // U+2022 BULLET @@ -84,17 +81,20 @@ template class LLLineEditor* LLView::getChild<class LLLineEditor>( // LLLineEditor::Params::Params() -: max_length_bytes("max_length", 254), +: max_length(""), keystroke_callback("keystroke_callback"), prevalidate_callback("prevalidate_callback"), + prevalidate_input_callback("prevalidate_input_callback"), background_image("background_image"), background_image_disabled("background_image_disabled"), background_image_focused("background_image_focused"), + bg_image_always_focused("bg_image_always_focused", false), select_on_focus("select_on_focus", false), - handle_edit_keys_directly("handle_edit_keys_directly", false), revert_on_esc("revert_on_esc", true), + spellcheck("spellcheck", false), commit_on_focus_lost("commit_on_focus_lost", true), ignore_tab("ignore_tab", true), + is_password("is_password", false), cursor_color("cursor_color"), text_color("text_color"), text_readonly_color("text_readonly_color"), @@ -107,15 +107,17 @@ LLLineEditor::Params::Params() text_pad_right("text_pad_right"), default_text("default_text") { - mouse_opaque = true; + changeDefault(mouse_opaque, true); addSynonym(select_on_focus, "select_all_on_focus_received"); addSynonym(border, "border"); addSynonym(label, "watermark_text"); + addSynonym(max_length.chars, "max_length"); } LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) : LLUICtrl(p), - mMaxLengthBytes(p.max_length_bytes), + mMaxLengthBytes(p.max_length.bytes), + mMaxLengthChars(p.max_length.chars), mCursorPos( 0 ), mScrollHPos( 0 ), mTextPadLeft(p.text_pad_left), @@ -135,14 +137,18 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) mBorderThickness( 0 ), mIgnoreArrowKeys( FALSE ), mIgnoreTab( p.ignore_tab ), - mDrawAsterixes( FALSE ), - mHandleEditKeysDirectly(p.handle_edit_keys_directly), + mDrawAsterixes( p.is_password ), + mSpellCheck( p.spellcheck ), + mSpellCheckStart(-1), + mSpellCheckEnd(-1), mSelectAllonFocusReceived( p.select_on_focus ), + mSelectAllonCommit( TRUE ), mPassDelete(FALSE), mReadOnly(FALSE), mBgImage( p.background_image ), mBgImageDisabled( p.background_image_disabled ), mBgImageFocused( p.background_image_focused ), + mShowImageFocused( p.bg_image_always_focused ), mHaveHistory(FALSE), mReplaceNewlinesWithSpaces( TRUE ), mLabel(p.label), @@ -179,8 +185,16 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) updateTextPadding(); setCursor(mText.length()); + if (mSpellCheck) + { + LLSpellChecker::setSettingsChangeCallback(boost::bind(&LLLineEditor::onSpellCheckSettingsChange, this)); + } + mSpellCheckTimer.reset(); + + setPrevalidateInput(p.prevalidate_input_callback()); setPrevalidate(p.prevalidate_callback()); + llassert(LLMenuGL::sMenuContainer != NULL); LLContextMenu* menu = LLUICtrlFactory::instance().createFromFile<LLContextMenu> ("menu_text_editor.xml", LLMenuGL::sMenuContainer, @@ -191,18 +205,22 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) LLLineEditor::~LLLineEditor() { mCommitOnFocusLost = FALSE; + + // Make sure no context menu linger around once the widget is deleted + LLContextMenu* menu = static_cast<LLContextMenu*>(mContextMenuHandle.get()); + if (menu) + { + menu->hide(); + } + setContextMenu(NULL); + // calls onCommit() while LLLineEditor still valid gFocusMgr.releaseFocusIfNeeded( this ); - - if( gEditMenuHandler == this ) - { - gEditMenuHandler = NULL; - } } - void LLLineEditor::onFocusReceived() { + gEditMenuHandler = this; LLUICtrl::onFocusReceived(); updateAllowingLanguageInput(); } @@ -238,7 +256,11 @@ void LLLineEditor::onCommit() setControlValue(getValue()); LLUICtrl::onCommit(); - selectAll(); + resetDirty(); + + // Selection on commit needs to be turned off when evaluating maths + // expressions, to allow indication of the error position + if (mSelectAllonCommit) selectAll(); } // Returns TRUE if user changed value at all @@ -325,6 +347,12 @@ void LLLineEditor::setMaxTextLength(S32 max_text_length) mMaxLengthBytes = max_len; } +void LLLineEditor::setMaxTextChars(S32 max_text_chars) +{ + S32 max_chars = llmax(0, max_text_chars); + mMaxLengthChars = max_chars; +} + void LLLineEditor::getTextPadding(S32 *left, S32 *right) { *left = mTextPadLeft; @@ -370,6 +398,16 @@ void LLLineEditor::setText(const LLStringExplicit &new_text) } mText.assign(truncated_utf8); + if (mMaxLengthChars) + { + LLWString truncated_wstring = utf8str_to_wstring(truncated_utf8); + if (truncated_wstring.size() > (U32)mMaxLengthChars) + { + truncated_wstring = truncated_wstring.substr(0, mMaxLengthChars); + } + mText.assign(wstring_to_utf8str(truncated_wstring)); + } + if (all_selected) { // ...keep whole thing selected @@ -383,7 +421,14 @@ void LLLineEditor::setText(const LLStringExplicit &new_text) setCursor(llmin((S32)mText.length(), getCursor())); // Set current history line to end of history. - mCurrentHistoryLine = mLineHistory.end() - 1; + if (mLineHistory.empty()) + { + mCurrentHistoryLine = mLineHistory.end(); + } + else + { + mCurrentHistoryLine = mLineHistory.end() - 1; + } mPrevText = mText; } @@ -392,23 +437,15 @@ void LLLineEditor::setText(const LLStringExplicit &new_text) // Picks a new cursor position based on the actual screen size of text being drawn. void LLLineEditor::setCursorAtLocalPos( S32 local_mouse_x ) { - const llwchar* wtext = mText.getWString().c_str(); - LLWString asterix_text; - if (mDrawAsterixes) - { - for (S32 i = 0; i < mText.length(); i++) - { - asterix_text += utf8str_to_wstring(PASSWORD_ASTERISK); - } - wtext = asterix_text.c_str(); - } + S32 cursor_pos = calcCursorPos(local_mouse_x); + + S32 left_pos = llmin( mSelectionStart, cursor_pos ); + S32 length = llabs( mSelectionStart - cursor_pos ); + const LLWString& substr = mText.getWString().substr(left_pos, length); + + if (mIsSelecting && !prevalidateInput(substr)) + return; - S32 cursor_pos = - mScrollHPos + - mGLFont->charFromPixelOffset( - wtext, mScrollHPos, - (F32)(local_mouse_x - mTextLeftEdge), - (F32)(mTextRightEdge - mTextLeftEdge + 1)); // min-max range is inclusive setCursor(cursor_pos); } @@ -492,13 +529,112 @@ BOOL LLLineEditor::canSelectAll() const void LLLineEditor::selectAll() { + if (!prevalidateInput(mText.getWString())) + { + return; + } + mSelectionStart = mText.length(); mSelectionEnd = 0; setCursor(mSelectionEnd); //mScrollHPos = 0; mIsSelecting = TRUE; + updatePrimary(); +} + +bool LLLineEditor::getSpellCheck() const +{ + return (LLSpellChecker::getUseSpellCheck()) && (!mReadOnly) && (mSpellCheck); +} + +const std::string& LLLineEditor::getSuggestion(U32 index) const +{ + return (index < mSuggestionList.size()) ? mSuggestionList[index] : LLStringUtil::null; +} + +U32 LLLineEditor::getSuggestionCount() const +{ + return mSuggestionList.size(); +} + +void LLLineEditor::replaceWithSuggestion(U32 index) +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= (U32)mCursorPos) && (it->second >= (U32)mCursorPos) ) + { + deselect(); + + // Delete the misspelled word + mText.erase(it->first, it->second - it->first); + + // Insert the suggestion in its place + LLWString suggestion = utf8str_to_wstring(mSuggestionList[index]); + mText.insert(it->first, suggestion); + setCursor(it->first + (S32)suggestion.length()); + + break; + } + } + mSpellCheckStart = mSpellCheckEnd = -1; +} + +void LLLineEditor::addToDictionary() +{ + if (canAddToDictionary()) + { + LLSpellChecker::instance().addToCustomDictionary(getMisspelledWord(mCursorPos)); + } +} + +bool LLLineEditor::canAddToDictionary() const +{ + return (getSpellCheck()) && (isMisspelledWord(mCursorPos)); } +void LLLineEditor::addToIgnore() +{ + if (canAddToIgnore()) + { + LLSpellChecker::instance().addToIgnoreList(getMisspelledWord(mCursorPos)); + } +} + +bool LLLineEditor::canAddToIgnore() const +{ + return (getSpellCheck()) && (isMisspelledWord(mCursorPos)); +} + +std::string LLLineEditor::getMisspelledWord(U32 pos) const +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= pos) && (it->second >= pos) ) + { + return wstring_to_utf8str(mText.getWString().substr(it->first, it->second - it->first)); + } + } + return LLStringUtil::null; +} + +bool LLLineEditor::isMisspelledWord(U32 pos) const +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= pos) && (it->second >= pos) ) + { + return true; + } + } + return false; +} + +void LLLineEditor::onSpellCheckSettingsChange() +{ + // Recheck the spelling on every change + mMisspellRanges.clear(); + mSpellCheckStart = mSpellCheckEnd = -1; +} BOOL LLLineEditor::handleDoubleClick(S32 x, S32 y, MASK mask) { @@ -576,6 +712,9 @@ BOOL LLLineEditor::handleMouseDown(S32 x, S32 y, MASK mask) if (mask & MASK_SHIFT) { + // assume we're starting a drag select + mIsSelecting = TRUE; + // Handle selection extension S32 old_cursor_pos = getCursor(); setCursorAtLocalPos(x); @@ -610,8 +749,6 @@ BOOL LLLineEditor::handleMouseDown(S32 x, S32 y, MASK mask) mSelectionStart = old_cursor_pos; mSelectionEnd = getCursor(); } - // assume we're starting a drag select - mIsSelecting = TRUE; } else { @@ -652,7 +789,7 @@ BOOL LLLineEditor::handleMouseDown(S32 x, S32 y, MASK mask) BOOL LLLineEditor::handleMiddleMouseDown(S32 x, S32 y, MASK mask) { - // llinfos << "MiddleMouseDown" << llendl; + // LL_INFOS() << "MiddleMouseDown" << LL_ENDL; setFocus( TRUE ); if( canPastePrimary() ) { @@ -694,7 +831,7 @@ BOOL LLLineEditor::handleHover(S32 x, S32 y, MASK mask) // Scroll if mouse cursor outside of bounds if (mScrollTimer.hasExpired()) { - S32 increment = llround(mScrollTimer.getElapsedTimeF32() / AUTO_SCROLL_TIME); + S32 increment = ll_round(mScrollTimer.getElapsedTimeF32() / AUTO_SCROLL_TIME); mScrollTimer.reset(); mScrollTimer.setTimerExpirySec(AUTO_SCROLL_TIME); if( (x < mTextLeftEdge) && (mScrollHPos > 0 ) ) @@ -722,14 +859,14 @@ BOOL LLLineEditor::handleHover(S32 x, S32 y, MASK mask) mKeystrokeTimer.reset(); getWindow()->setCursor(UI_CURSOR_IBEAM); - lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (active)" << llendl; + LL_DEBUGS("UserInput") << "hover handled by " << getName() << " (active)" << LL_ENDL; handled = TRUE; } if( !handled ) { getWindow()->setCursor(UI_CURSOR_IBEAM); - lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << " (inactive)" << llendl; + LL_DEBUGS("UserInput") << "hover handled by " << getName() << " (inactive)" << LL_ENDL; handled = TRUE; } @@ -782,13 +919,16 @@ void LLLineEditor::removeChar() { if( getCursor() > 0 ) { + if (!prevalidateInput(mText.getWString().substr(getCursor()-1, 1))) + return; + mText.erase(getCursor() - 1, 1); setCursor(getCursor() - 1); } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } } @@ -802,10 +942,14 @@ void LLLineEditor::addChar(const llwchar uni_char) } else if (LL_KIM_OVERWRITE == gKeyboard->getInsertMode()) { + if (!prevalidateInput(mText.getWString().substr(getCursor(), 1))) + return; + mText.erase(getCursor(), 1); } S32 cur_bytes = mText.getString().size(); + S32 new_bytes = wchar_utf8_length(new_c); BOOL allow_char = TRUE; @@ -815,6 +959,14 @@ void LLLineEditor::addChar(const llwchar uni_char) { allow_char = FALSE; } + else if (mMaxLengthChars) + { + S32 wide_chars = mText.getWString().size(); + if ((wide_chars + 1) > mMaxLengthChars) + { + allow_char = FALSE; + } + } if (allow_char) { @@ -827,7 +979,7 @@ void LLLineEditor::addChar(const llwchar uni_char) } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } getWindow()->hideCursorUntilMouseMove(); @@ -841,6 +993,13 @@ void LLLineEditor::extendSelection( S32 new_cursor_pos ) startSelection(); } + S32 left_pos = llmin( mSelectionStart, new_cursor_pos ); + S32 selection_length = llabs( mSelectionStart - new_cursor_pos ); + const LLWString& selection = mText.getWString().substr(left_pos, selection_length); + + if (!prevalidateInput(selection)) + return; + setCursor(new_cursor_pos); mSelectionEnd = getCursor(); } @@ -916,7 +1075,7 @@ BOOL LLLineEditor::handleSelectionKey(KEY key, MASK mask) } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } break; @@ -932,7 +1091,7 @@ BOOL LLLineEditor::handleSelectionKey(KEY key, MASK mask) } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } break; @@ -958,22 +1117,6 @@ BOOL LLLineEditor::handleSelectionKey(KEY key, MASK mask) } } - if (!handled && mHandleEditKeysDirectly) - { - if( (MASK_CONTROL & mask) && ('A' == key) ) - { - if( canSelectAll() ) - { - selectAll(); - } - else - { - reportBadKeystroke(); - } - handled = TRUE; - } - } - if(handled) { // take selection to 'primary' clipboard @@ -987,8 +1130,12 @@ void LLLineEditor::deleteSelection() { if( !mReadOnly && hasSelection() ) { - S32 left_pos = llmin( mSelectionStart, mSelectionEnd ); - S32 selection_length = llabs( mSelectionStart - mSelectionEnd ); + S32 left_pos, selection_length; + getSelectionRange(&left_pos, &selection_length); + const LLWString& selection = mText.getWString().substr(left_pos, selection_length); + + if (!prevalidateInput(selection)) + return; mText.erase(left_pos, selection_length); deselect(); @@ -1006,13 +1153,17 @@ void LLLineEditor::cut() { if( canCut() ) { + S32 left_pos, length; + getSelectionRange(&left_pos, &length); + const LLWString& selection = mText.getWString().substr(left_pos, length); + + if (!prevalidateInput(selection)) + return; + // Prepare for possible rollback LLLineEditorRollback rollback( this ); - - S32 left_pos = llmin( mSelectionStart, mSelectionEnd ); - S32 length = llabs( mSelectionStart - mSelectionEnd ); - gClipboard.copyFromSubstring( mText.getWString(), left_pos, length ); + LLClipboard::instance().copyToClipboard( mText.getWString(), left_pos, length ); deleteSelection(); // Validate new string and rollback the if needed. @@ -1020,12 +1171,11 @@ void LLLineEditor::cut() if( need_to_rollback ) { rollback.doRollback( this ); - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } else - if( mKeystrokeCallback ) { - mKeystrokeCallback( this ); + onKeystroke(); } } } @@ -1043,13 +1193,13 @@ void LLLineEditor::copy() { S32 left_pos = llmin( mSelectionStart, mSelectionEnd ); S32 length = llabs( mSelectionStart - mSelectionEnd ); - gClipboard.copyFromSubstring( mText.getWString(), left_pos, length ); + LLClipboard::instance().copyToClipboard( mText.getWString(), left_pos, length ); } } BOOL LLLineEditor::canPaste() const { - return !mReadOnly && gClipboard.canPasteString(); + return !mReadOnly && LLClipboard::instance().isTextAvailable(); } void LLLineEditor::paste() @@ -1080,17 +1230,13 @@ void LLLineEditor::pasteHelper(bool is_primary) if (can_paste_it) { LLWString paste; - if (is_primary) - { - paste = gClipboard.getPastePrimaryWString(); - } - else - { - paste = gClipboard.getPasteWString(); - } + LLClipboard::instance().pasteFromClipboard(paste, is_primary); if (!paste.empty()) { + if (!prevalidateInput(paste)) + return; + // Prepare for possible rollback LLLineEditorRollback rollback(this); @@ -1129,9 +1275,21 @@ void LLLineEditor::pasteHelper(bool is_primary) } // Truncate the clean string at the limit of what will fit clean_string = clean_string.substr(0, wchars_that_fit); - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } - + + if (mMaxLengthChars) + { + U32 available_chars = mMaxLengthChars - mText.getWString().size(); + + if (available_chars < clean_string.size()) + { + clean_string = clean_string.substr(0, available_chars); + } + + LLUI::reportBadKeystroke(); + } + mText.insert(getCursor(), clean_string); setCursor( getCursor() + (S32)clean_string.length() ); deselect(); @@ -1141,12 +1299,11 @@ void LLLineEditor::pasteHelper(bool is_primary) if( need_to_rollback ) { rollback.doRollback( this ); - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } else - if( mKeystrokeCallback ) { - mKeystrokeCallback( this ); + onKeystroke(); } } } @@ -1159,13 +1316,13 @@ void LLLineEditor::copyPrimary() { S32 left_pos = llmin( mSelectionStart, mSelectionEnd ); S32 length = llabs( mSelectionStart - mSelectionEnd ); - gClipboard.copyFromPrimarySubstring( mText.getWString(), left_pos, length ); + LLClipboard::instance().copyToClipboard( mText.getWString(), left_pos, length, true); } } BOOL LLLineEditor::canPastePrimary() const { - return !mReadOnly && gClipboard.canPastePrimaryString(); + return !mReadOnly && LLClipboard::instance().isTextAvailable(true); } void LLLineEditor::updatePrimary() @@ -1194,7 +1351,7 @@ BOOL LLLineEditor::handleSpecialKey(KEY key, MASK mask) case KEY_BACKSPACE: if (!mReadOnly) { - //llinfos << "Handling backspace" << llendl; + //LL_INFOS() << "Handling backspace" << LL_ENDL; if( hasSelection() ) { deleteSelection(); @@ -1206,7 +1363,7 @@ BOOL LLLineEditor::handleSpecialKey(KEY key, MASK mask) } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } } handled = TRUE; @@ -1255,7 +1412,7 @@ BOOL LLLineEditor::handleSpecialKey(KEY key, MASK mask) } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } handled = TRUE; } @@ -1282,7 +1439,7 @@ BOOL LLLineEditor::handleSpecialKey(KEY key, MASK mask) } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } handled = TRUE; } @@ -1290,33 +1447,33 @@ BOOL LLLineEditor::handleSpecialKey(KEY key, MASK mask) // handle ctrl-uparrow if we have a history enabled line editor. case KEY_UP: - if( mHaveHistory && ( MASK_CONTROL == mask ) ) + if( mHaveHistory && ((mIgnoreArrowKeys == false) || ( MASK_CONTROL == mask )) ) { if( mCurrentHistoryLine > mLineHistory.begin() ) { mText.assign( *(--mCurrentHistoryLine) ); - setCursor(llmin((S32)mText.length(), getCursor())); + setCursorToEnd(); } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } handled = TRUE; } break; - // handle ctrl-downarrow if we have a history enabled line editor + // handle [ctrl]-downarrow if we have a history enabled line editor case KEY_DOWN: - if( mHaveHistory && ( MASK_CONTROL == mask ) ) + if( mHaveHistory && ((mIgnoreArrowKeys == false) || ( MASK_CONTROL == mask )) ) { if( !mLineHistory.empty() && mCurrentHistoryLine < mLineHistory.end() - 1 ) { mText.assign( *(++mCurrentHistoryLine) ); - setCursor(llmin((S32)mText.length(), getCursor())); + setCursorToEnd(); } else { - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } handled = TRUE; } @@ -1339,64 +1496,6 @@ BOOL LLLineEditor::handleSpecialKey(KEY key, MASK mask) break; } - if( !handled && mHandleEditKeysDirectly ) - { - // Standard edit keys (Ctrl-X, Delete, etc,) are handled here instead of routed by the menu system. - if( KEY_DELETE == key ) - { - if( canDoDelete() ) - { - doDelete(); - } - else - { - reportBadKeystroke(); - } - handled = TRUE; - } - else - if( MASK_CONTROL & mask ) - { - if( 'C' == key ) - { - if( canCopy() ) - { - copy(); - } - else - { - reportBadKeystroke(); - } - handled = TRUE; - } - else - if( 'V' == key ) - { - if( canPaste() ) - { - paste(); - } - else - { - reportBadKeystroke(); - } - handled = TRUE; - } - else - if( 'X' == key ) - { - if( canCut() ) - { - cut(); - } - else - { - reportBadKeystroke(); - } - handled = TRUE; - } - } - } return handled; } @@ -1451,15 +1550,16 @@ BOOL LLLineEditor::handleKeyHere(KEY key, MASK mask ) { rollback.doRollback(this); - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } // Notify owner if requested if (!need_to_rollback && handled) { - if (mKeystrokeCallback) + onKeystroke(); + if ( (!selection_modified) && (KEY_BACKSPACE == key) ) { - mKeystrokeCallback(this); + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } } } @@ -1484,6 +1584,13 @@ BOOL LLLineEditor::handleUnicodeCharHere(llwchar uni_char) LLLineEditorRollback rollback( this ); + { + LLWString u_char; + u_char.assign(1, uni_char); + if (!prevalidateInput(u_char)) + return handled; + } + addChar(uni_char); mKeystrokeTimer.reset(); @@ -1499,18 +1606,17 @@ BOOL LLLineEditor::handleUnicodeCharHere(llwchar uni_char) { rollback.doRollback( this ); - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } // Notify owner if requested if( !need_to_rollback && handled ) { - if( mKeystrokeCallback ) - { - // HACK! The only usage of this callback doesn't do anything with the character. - // We'll have to do something about this if something ever changes! - Doug - mKeystrokeCallback( this ); - } + // HACK! The only usage of this callback doesn't do anything with the character. + // We'll have to do something about this if something ever changes! - Doug + onKeystroke(); + + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } } return handled; @@ -1519,7 +1625,7 @@ BOOL LLLineEditor::handleUnicodeCharHere(llwchar uni_char) BOOL LLLineEditor::canDoDelete() const { - return ( !mReadOnly && (!mPassDelete || (hasSelection() || (getCursor() < mText.length()))) ); + return ( !mReadOnly && mText.length() > 0 && (!mPassDelete || (hasSelection() || (getCursor() < mText.length()))) ); } void LLLineEditor::doDelete() @@ -1535,6 +1641,13 @@ void LLLineEditor::doDelete() } else if ( getCursor() < mText.length()) { + const LLWString& text_to_delete = mText.getWString().substr(getCursor(), 1); + + if (!prevalidateInput(text_to_delete)) + { + onKeystroke(); + return; + } setCursor(getCursor() + 1); removeChar(); } @@ -1544,14 +1657,13 @@ void LLLineEditor::doDelete() if( need_to_rollback ) { rollback.doRollback( this ); - reportBadKeystroke(); + LLUI::reportBadKeystroke(); } else { - if( mKeystrokeCallback ) - { - mKeystrokeCallback( this ); - } + onKeystroke(); + + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } } } @@ -1565,7 +1677,7 @@ void LLLineEditor::drawBackground() { image = mBgImageDisabled; } - else if ( has_focus ) + else if ( has_focus || mShowImageFocused) { image = mBgImageFocused; } @@ -1573,8 +1685,11 @@ void LLLineEditor::drawBackground() { image = mBgImage; } + + if (!image) return; - F32 alpha = getDrawContext().mAlpha; + F32 alpha = getCurrentTransparency(); + // optionally draw programmatic border if (has_focus) { @@ -1619,7 +1734,11 @@ void LLLineEditor::draw() LLRect background( 0, getRect().getHeight(), getRect().getWidth(), 0 ); background.stretch( -mBorderThickness ); - S32 lineeditor_v_pad = llround((background.getHeight() - mGLFont->getLineHeight())/2); + S32 lineeditor_v_pad = (background.getHeight() - mGLFont->getLineHeight()) / 2; + if (mSpellCheck) + { + lineeditor_v_pad += 1; + } drawBackground(); @@ -1694,14 +1813,14 @@ void LLLineEditor::draw() { S32 select_left; S32 select_right; - if( mSelectionStart < getCursor() ) + if (mSelectionStart < mSelectionEnd) { select_left = mSelectionStart; - select_right = getCursor(); + select_right = mSelectionEnd; } else { - select_left = getCursor(); + select_left = mSelectionEnd; select_right = mSelectionStart; } @@ -1716,7 +1835,7 @@ void LLLineEditor::draw() 0, LLFontGL::NO_SHADOW, select_left - mScrollHPos, - mTextRightEdge - llround(rendered_pixels_right), + mTextRightEdge - ll_round(rendered_pixels_right), &rendered_pixels_right); } @@ -1726,8 +1845,8 @@ void LLLineEditor::draw() color.setAlpha(alpha); // selected middle S32 width = mGLFont->getWidth(mText.getWString().c_str(), mScrollHPos + rendered_text, select_right - mScrollHPos - rendered_text); - width = llmin(width, mTextRightEdge - llround(rendered_pixels_right)); - gl_rect_2d(llround(rendered_pixels_right), cursor_top, llround(rendered_pixels_right)+width, cursor_bottom, color); + width = llmin(width, mTextRightEdge - ll_round(rendered_pixels_right)); + gl_rect_2d(ll_round(rendered_pixels_right), cursor_top, ll_round(rendered_pixels_right)+width, cursor_bottom, color); LLColor4 tmp_color( 1.f - text_color.mV[0], 1.f - text_color.mV[1], 1.f - text_color.mV[2], alpha ); rendered_text += mGLFont->render( @@ -1738,14 +1857,14 @@ void LLLineEditor::draw() 0, LLFontGL::NO_SHADOW, select_right - mScrollHPos - rendered_text, - mTextRightEdge - llround(rendered_pixels_right), + mTextRightEdge - ll_round(rendered_pixels_right), &rendered_pixels_right); } if( (rendered_pixels_right < (F32)mTextRightEdge) && (rendered_text < text_len) ) { // unselected, right side - mGLFont->render( + rendered_text += mGLFont->render( mText, mScrollHPos + rendered_text, rendered_pixels_right, text_bottom, text_color, @@ -1753,13 +1872,13 @@ void LLLineEditor::draw() 0, LLFontGL::NO_SHADOW, S32_MAX, - mTextRightEdge - llround(rendered_pixels_right), + mTextRightEdge - ll_round(rendered_pixels_right), &rendered_pixels_right); } } else { - mGLFont->render( + rendered_text = mGLFont->render( mText, mScrollHPos, rendered_pixels_right, text_bottom, text_color, @@ -1767,13 +1886,108 @@ void LLLineEditor::draw() 0, LLFontGL::NO_SHADOW, S32_MAX, - mTextRightEdge - llround(rendered_pixels_right), + mTextRightEdge - ll_round(rendered_pixels_right), &rendered_pixels_right); } #if 1 // for when we're ready for image art. mBorder->setVisible(FALSE); // no more programmatic art. #endif + if ( (getSpellCheck()) && (mText.length() > 2) ) + { + // Calculate start and end indices for the first and last visible word + U32 start = prevWordPos(mScrollHPos), end = nextWordPos(mScrollHPos + rendered_text); + + if ( (mSpellCheckStart != start) || (mSpellCheckEnd != end) ) + { + const LLWString& text = mText.getWString().substr(start, end); + + // Find the start of the first word + U32 word_start = 0, word_end = 0; + while ( (word_start < text.length()) && (!LLStringOps::isAlpha(text[word_start])) ) + { + word_start++; + } + + // Iterate over all words in the text block and check them one by one + mMisspellRanges.clear(); + while (word_start < text.length()) + { + // Find the end of the current word (special case handling for "'" when it's used as a contraction) + word_end = word_start + 1; + while ( (word_end < text.length()) && + ((LLWStringUtil::isPartOfWord(text[word_end])) || + ((L'\'' == text[word_end]) && (word_end + 1 < text.length()) && + (LLStringOps::isAlnum(text[word_end - 1])) && (LLStringOps::isAlnum(text[word_end + 1])))) ) + { + word_end++; + } + if (word_end > text.length()) + { + break; + } + + // Don't process words shorter than 3 characters + std::string word = wstring_to_utf8str(text.substr(word_start, word_end - word_start)); + if ( (word.length() >= 3) && (!LLSpellChecker::instance().checkSpelling(word)) ) + { + mMisspellRanges.push_back(std::pair<U32, U32>(start + word_start, start + word_end)); + } + + // Find the start of the next word + word_start = word_end + 1; + while ( (word_start < text.length()) && (!LLWStringUtil::isPartOfWord(text[word_start])) ) + { + word_start++; + } + } + + mSpellCheckStart = start; + mSpellCheckEnd = end; + } + + // Draw squiggly lines under any (visible) misspelled words + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + // Skip over words that aren't (partially) visible + if ( ((it->first < start) && (it->second < start)) || (it->first > end) ) + { + continue; + } + + // Skip the current word if the user is still busy editing it + if ( (!mSpellCheckTimer.hasExpired()) && (it->first <= (U32)mCursorPos) && (it->second >= (U32)mCursorPos) ) + { + continue; + } + + S32 pxWidth = getRect().getWidth(); + S32 pxStart = findPixelNearestPos(it->first - getCursor()); + if (pxStart > pxWidth) + { + continue; + } + S32 pxEnd = findPixelNearestPos(it->second - getCursor()); + if (pxEnd > pxWidth) + { + pxEnd = pxWidth; + } + + S32 pxBottom = (S32)(text_bottom + mGLFont->getDescenderHeight()); + + gGL.color4ub(255, 0, 0, 200); + while (pxStart + 1 < pxEnd) + { + gl_line_2d(pxStart, pxBottom, pxStart + 2, pxBottom - 2); + if (pxStart + 3 < pxEnd) + { + gl_line_2d(pxStart + 2, pxBottom - 3, pxStart + 4, pxBottom - 1); + } + pxStart += 4; + } + } + } + // If we're editing... if( hasFocus()) { @@ -1813,8 +2027,8 @@ void LLLineEditor::draw() LLRect screen_pos = calcScreenRect(); LLCoordGL ime_pos( screen_pos.mLeft + pixels_after_scroll, screen_pos.mTop - lineeditor_v_pad ); - ime_pos.mX = (S32) (ime_pos.mX * LLUI::sGLScaleFactor.mV[VX]); - ime_pos.mY = (S32) (ime_pos.mY * LLUI::sGLScaleFactor.mV[VY]); + ime_pos.mX = (S32) (ime_pos.mX * LLUI::getScaleFactor().mV[VX]); + ime_pos.mY = (S32) (ime_pos.mY * LLUI::getScaleFactor().mV[VY]); getWindow()->setLanguageTextInput( ime_pos ); } } @@ -1832,7 +2046,7 @@ void LLLineEditor::draw() 0, LLFontGL::NO_SHADOW, S32_MAX, - mTextRightEdge - llround(rendered_pixels_right), + mTextRightEdge - ll_round(rendered_pixels_right), &rendered_pixels_right, FALSE); } @@ -1857,7 +2071,7 @@ void LLLineEditor::draw() 0, LLFontGL::NO_SHADOW, S32_MAX, - mTextRightEdge - llround(rendered_pixels_right), + mTextRightEdge - ll_round(rendered_pixels_right), &rendered_pixels_right, FALSE); } // Draw children (border) @@ -1879,11 +2093,27 @@ S32 LLLineEditor::findPixelNearestPos(const S32 cursor_offset) const return result; } -void LLLineEditor::reportBadKeystroke() +S32 LLLineEditor::calcCursorPos(S32 mouse_x) { - make_ui_sound("UISndBadKeystroke"); -} + const llwchar* wtext = mText.getWString().c_str(); + LLWString asterix_text; + if (mDrawAsterixes) + { + for (S32 i = 0; i < mText.length(); i++) + { + asterix_text += utf8str_to_wstring(PASSWORD_ASTERISK); + } + wtext = asterix_text.c_str(); + } + + S32 cur_pos = mScrollHPos + + mGLFont->charFromPixelOffset( + wtext, mScrollHPos, + (F32)(mouse_x - mTextLeftEdge), + (F32)(mTextRightEdge - mTextLeftEdge + 1)); // min-max range is inclusive + return cur_pos; +} //virtual void LLLineEditor::clear() { @@ -1977,6 +2207,22 @@ void LLLineEditor::setPrevalidate(LLTextValidate::validate_func_t func) updateAllowingLanguageInput(); } +void LLLineEditor::setPrevalidateInput(LLTextValidate::validate_func_t func) +{ + mPrevalidateInputFunc = func; + updateAllowingLanguageInput(); +} + +bool LLLineEditor::prevalidateInput(const LLWString& wstr) +{ + if (mPrevalidateInputFunc && !mPrevalidateInputFunc(wstr)) + { + return false; + } + + return true; +} + // static BOOL LLLineEditor::postvalidateFloat(const std::string &str) { @@ -2036,6 +2282,32 @@ BOOL LLLineEditor::postvalidateFloat(const std::string &str) return success; } +BOOL LLLineEditor::evaluateFloat() +{ + bool success; + F32 result = 0.f; + std::string expr = getText(); + LLStringUtil::toUpper(expr); + + success = LLCalc::getInstance()->evalString(expr, result); + + if (!success) + { + // Move the cursor to near the error on failure + setCursor(LLCalc::getInstance()->getLastErrorPos()); + // *TODO: Translated error message indicating the type of error? Select error text? + } + else + { + // Replace the expression with the result + std::string result_str = llformat("%f",result); + setText(result_str); + selectAll(); + } + + return success; +} + void LLLineEditor::onMouseCaptureLost() { endSelection(); @@ -2047,6 +2319,15 @@ void LLLineEditor::setSelectAllonFocusReceived(BOOL b) mSelectAllonFocusReceived = b; } +void LLLineEditor::onKeystroke() +{ + if (mKeystrokeCallback) + { + mKeystrokeCallback(this); + } + + mSpellCheckStart = mSpellCheckEnd = -1; +} void LLLineEditor::setKeystrokeCallback(callback_t callback, void* user_data) { @@ -2102,7 +2383,7 @@ void LLLineEditor::resetPreedit() { if (hasPreeditString()) { - llwarns << "Preedit and selection!" << llendl; + LL_WARNS() << "Preedit and selection!" << LL_ENDL; deselect(); } else @@ -2169,10 +2450,9 @@ void LLLineEditor::updatePreedit(const LLWString &preedit_string, // Update of the preedit should be caused by some key strokes. mKeystrokeTimer.reset(); - if( mKeystrokeCallback ) - { - mKeystrokeCallback( this ); - } + onKeystroke(); + + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } BOOL LLLineEditor::getPreeditLocation(S32 query_offset, LLCoordGL *coord, LLRect *bounds, LLRect *control) const @@ -2267,7 +2547,7 @@ void LLLineEditor::markAsPreedit(S32 position, S32 length) setCursor(position); if (hasPreeditString()) { - llwarns << "markAsPreedit invoked when hasPreeditString is true." << llendl; + LL_WARNS() << "markAsPreedit invoked when hasPreeditString is true." << LL_ENDL; } mPreeditWString.assign( LLWString( mText.getWString(), position, length ) ); if (length > 0) @@ -2295,7 +2575,7 @@ void LLLineEditor::markAsPreedit(S32 position, S32 length) S32 LLLineEditor::getPreeditFontSize() const { - return llround(mGLFont->getLineHeight() * LLUI::sGLScaleFactor.mV[VY]); + return ll_round(mGLFont->getLineHeight() * LLUI::getScaleFactor().mV[VY]); } void LLLineEditor::setReplaceNewlinesWithSpaces(BOOL replace) @@ -2324,7 +2604,38 @@ void LLLineEditor::showContextMenu(S32 x, S32 y) S32 screen_x, screen_y; localPointToScreen(x, y, &screen_x, &screen_y); - menu->show(screen_x, screen_y); + + setCursorAtLocalPos(x); + if (hasSelection()) + { + if ( (mCursorPos < llmin(mSelectionStart, mSelectionEnd)) || (mCursorPos > llmax(mSelectionStart, mSelectionEnd)) ) + { + deselect(); + } + else + { + setCursor(llmax(mSelectionStart, mSelectionEnd)); + } + } + + bool use_spellcheck = getSpellCheck(), is_misspelled = false; + if (use_spellcheck) + { + mSuggestionList.clear(); + + // If the cursor is on a misspelled word, retrieve suggestions for it + std::string misspelled_word = getMisspelledWord(mCursorPos); + if ((is_misspelled = !misspelled_word.empty()) == true) + { + LLSpellChecker::instance().getSuggestions(misspelled_word, mSuggestionList); + } + } + + menu->setItemVisible("Suggestion Separator", (use_spellcheck) && (!mSuggestionList.empty())); + menu->setItemVisible("Add to Dictionary", (use_spellcheck) && (is_misspelled)); + menu->setItemVisible("Add to Ignore", (use_spellcheck) && (is_misspelled)); + menu->setItemVisible("Spellcheck Separator", (use_spellcheck) && (is_misspelled)); + menu->show(screen_x, screen_y, this); } } @@ -2335,3 +2646,8 @@ void LLLineEditor::setContextMenu(LLContextMenu* new_context_menu) else mContextMenuHandle.markDead(); } + +void LLLineEditor::setFont(const LLFontGL* font) +{ + mGLFont = font; +} |