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-rw-r--r--indra/llui/lltextbase.cpp684
1 files changed, 437 insertions, 247 deletions
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index e08026eaf4..574b24cf13 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -3,31 +3,25 @@
* @author Martin Reddy
* @brief The base class of text box/editor, providing Url handling support
*
- * $LicenseInfo:firstyear=2009&license=viewergpl$
- *
- * Copyright (c) 2009, Linden Research, Inc.
- *
+ * $LicenseInfo:firstyear=2009&license=viewerlgpl$
* 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.
*
- * 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 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.
*
- * 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.
+ * 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.
*
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
+ * 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
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
@@ -40,6 +34,7 @@
#include "llscrollcontainer.h"
#include "llstl.h"
#include "lltextparser.h"
+#include "lltextutil.h"
#include "lltooltip.h"
#include "lluictrl.h"
#include "llurlaction.h"
@@ -65,7 +60,10 @@ bool LLTextBase::compare_segment_end::operator()(const LLTextSegmentPtr& a, cons
{
return a->getStart() < b->getStart();
}
- return a->getEnd() < b->getEnd();
+ else
+ {
+ return a->getEnd() < b->getEnd();
+ }
}
@@ -151,7 +149,10 @@ LLTextBase::Params::Params()
bg_readonly_color("bg_readonly_color"),
bg_writeable_color("bg_writeable_color"),
bg_focus_color("bg_focus_color"),
+ text_selected_color("text_selected_color"),
+ bg_selected_color("bg_selected_color"),
allow_scroll("allow_scroll", true),
+ plain_text("plain_text",false),
track_end("track_end", false),
read_only("read_only", false),
v_pad("v_pad", 0),
@@ -162,17 +163,18 @@ LLTextBase::Params::Params()
font_shadow("font_shadow"),
wrap("wrap"),
use_ellipses("use_ellipses", false),
- allow_html("allow_html", false),
+ parse_urls("parse_urls", false),
parse_highlights("parse_highlights", false)
{
addSynonym(track_end, "track_bottom");
addSynonym(wrap, "word_wrap");
+ addSynonym(parse_urls, "allow_html");
}
LLTextBase::LLTextBase(const LLTextBase::Params &p)
: LLUICtrl(p, LLTextViewModelPtr(new LLTextViewModel)),
- mURLClickSignal(),
+ mURLClickSignal(NULL),
mMaxTextByteLength( p.max_text_length ),
mDefaultFont(p.font),
mFontShadow(p.font_shadow),
@@ -185,6 +187,8 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p)
mWriteableBgColor(p.bg_writeable_color),
mReadOnlyBgColor(p.bg_readonly_color),
mFocusBgColor(p.bg_focus_color),
+ mTextSelectedColor(p.text_selected_color),
+ mSelectedBGColor(p.bg_selected_color),
mReflowIndex(S32_MAX),
mCursorPos( 0 ),
mScrollNeeded(FALSE),
@@ -192,6 +196,7 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p)
mHPad(p.h_pad),
mVPad(p.v_pad),
mHAlign(p.font_halign),
+ mVAlign(p.font_valign),
mLineSpacingMult(p.line_spacing.multiple),
mLineSpacingPixels(p.line_spacing.pixels),
mClipPartial(p.clip_partial && !p.allow_scroll),
@@ -200,12 +205,14 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p)
mSelectionStart( 0 ),
mSelectionEnd( 0 ),
mIsSelecting( FALSE ),
+ mPlainText ( p.plain_text ),
mWordWrap(p.wrap),
mUseEllipses( p.use_ellipses ),
- mParseHTML(p.allow_html),
+ mParseHTML(p.parse_urls),
mParseHighlights(p.parse_highlights),
mBGVisible(p.bg_visible),
- mScroller(NULL)
+ mScroller(NULL),
+ mStyleDirty(true)
{
if(p.allow_scroll)
{
@@ -244,9 +251,8 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p)
LLTextBase::~LLTextBase()
{
- // Menu, like any other LLUICtrl, is deleted by its parent - gMenuHolder
-
mSegments.clear();
+ delete mURLClickSignal;
}
void LLTextBase::initFromParams(const LLTextBase::Params& p)
@@ -262,9 +268,6 @@ void LLTextBase::initFromParams(const LLTextBase::Params& p)
{
mReadOnly = p.read_only;
}
-
- // HACK: text editors always need to be enabled so that we can scroll
- LLView::setEnabled(true);
}
bool LLTextBase::truncate()
@@ -292,13 +295,21 @@ bool LLTextBase::truncate()
return did_truncate;
}
-LLStyle::Params LLTextBase::getDefaultStyleParams()
+const LLStyle::Params& LLTextBase::getDefaultStyleParams()
{
- return LLStyle::Params()
- .color(LLUIColor(&mFgColor))
- .readonly_color(LLUIColor(&mReadOnlyFgColor))
- .font(mDefaultFont)
- .drop_shadow(mFontShadow);
+ //FIXME: convert mDefaultStyle to a flyweight http://www.boost.org/doc/libs/1_40_0/libs/flyweight/doc/index.html
+ //and eliminate color member values
+ if (mStyleDirty)
+ {
+ mDefaultStyle
+ .color(LLUIColor(&mFgColor)) // pass linked color instead of copy of mFGColor
+ .readonly_color(LLUIColor(&mReadOnlyFgColor))
+ .selected_color(LLUIColor(&mTextSelectedColor))
+ .font(mDefaultFont)
+ .drop_shadow(mFontShadow);
+ mStyleDirty = false;
+ }
+ return mDefaultStyle;
}
void LLTextBase::onValueChange(S32 start, S32 end)
@@ -391,7 +402,7 @@ void LLTextBase::drawSelectionBackground()
// Draw the selection box (we're using a box instead of reversing the colors on the selected text).
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- const LLColor4& color = mReadOnly ? mReadOnlyFgColor.get() : mFgColor.get();
+ const LLColor4& color = mSelectedBGColor;
F32 alpha = hasFocus() ? 0.7f : 0.3f;
alpha *= getDrawContext().mAlpha;
LLColor4 selection_color(color.mV[VRED], color.mV[VGREEN], color.mV[VBLUE], alpha);
@@ -431,7 +442,6 @@ void LLTextBase::drawCursor()
}
else
{
- //segmentp = mSegments.back();
return;
}
@@ -465,24 +475,11 @@ void LLTextBase::drawCursor()
{
LLColor4 text_color;
const LLFontGL* fontp;
- if (segmentp)
- {
text_color = segmentp->getColor();
fontp = segmentp->getStyle()->getFont();
- }
- else if (mReadOnly)
- {
- text_color = mReadOnlyFgColor.get();
- fontp = mDefaultFont;
- }
- else
- {
- text_color = mFgColor.get();
- fontp = mDefaultFont;
- }
- fontp->render(text, mCursorPos, cursor_rect.mLeft, cursor_rect.mTop,
+ fontp->render(text, mCursorPos, cursor_rect,
LLColor4(1.f - text_color.mV[VRED], 1.f - text_color.mV[VGREEN], 1.f - text_color.mV[VBLUE], alpha),
- LLFontGL::LEFT, LLFontGL::TOP,
+ LLFontGL::LEFT, mVAlign,
LLFontGL::NORMAL,
LLFontGL::NO_SHADOW,
1);
@@ -857,11 +854,12 @@ BOOL LLTextBase::handleMouseUp(S32 x, S32 y, MASK mask)
if (cur_segment && cur_segment->handleMouseUp(x, y, mask))
{
// Did we just click on a link?
- if (cur_segment->getStyle()
+ if (mURLClickSignal
+ && cur_segment->getStyle()
&& cur_segment->getStyle()->isLink())
{
// *TODO: send URL here?
- mURLClickSignal(this, LLSD() );
+ (*mURLClickSignal)(this, LLSD() );
}
return TRUE;
}
@@ -962,18 +960,19 @@ void LLTextBase::reshape(S32 width, S32 height, BOOL called_from_parent)
{
if (width != getRect().getWidth() || height != getRect().getHeight())
{
- //EXT-4288
- //to keep consistance scrolling behaviour
- //when scrolling from top and from bottom...
- bool is_scrolled_to_end = (mScroller!=NULL) && scrolledToEnd();
-
+ bool scrolled_to_bottom = mScroller ? mScroller->isAtBottom() : false;
+
LLUICtrl::reshape( width, height, called_from_parent );
-
- if (is_scrolled_to_end)
+
+ if (mScroller && scrolled_to_bottom && mTrackEnd)
{
- deselect();
- endOfDoc();
- }
+ // keep bottom of text buffer visible
+ // do this here as well as in reflow to handle case
+ // where shrinking from top, which causes buffer to temporarily
+ // not be scrolled to the bottom, since the scroll index
+ // specified the _top_ of the visible document region
+ mScroller->goToBottom();
+ }
// do this first after reshape, because other things depend on
// up-to-date mVisibleTextRect
@@ -1007,21 +1006,26 @@ void LLTextBase::draw()
if (mBGVisible)
{
// clip background rect against extents, if we support scrolling
- LLLocalClipRect clip(doc_rect, mScroller != NULL);
-
+ LLRect bg_rect = mVisibleTextRect;
+ if (mScroller)
+ {
+ bg_rect.intersectWith(doc_rect);
+ }
LLColor4 bg_color = mReadOnly
? mReadOnlyBgColor.get()
: hasFocus()
? mFocusBgColor.get()
: mWriteableBgColor.get();
- gl_rect_2d(mVisibleTextRect, bg_color, TRUE);
+ gl_rect_2d(doc_rect, bg_color, TRUE);
}
// draw document view
LLUICtrl::draw();
{
- // only clip if we support scrolling (mScroller != NULL)
+ // only clip if we support scrolling...
+ // since convention is that text boxes never vertically truncate their contents
+ // regardless of rect bounds
LLLocalClipRect clip(doc_rect, mScroller != NULL);
drawSelectionBackground();
drawText();
@@ -1034,12 +1038,14 @@ void LLTextBase::draw()
void LLTextBase::setColor( const LLColor4& c )
{
mFgColor = c;
+ mStyleDirty = true;
}
//virtual
void LLTextBase::setReadOnlyColor(const LLColor4 &c)
{
mReadOnlyFgColor = c;
+ mStyleDirty = true;
}
//virtual
@@ -1100,7 +1106,7 @@ S32 LLTextBase::getLeftOffset(S32 width)
case LLFontGL::LEFT:
return mHPad;
case LLFontGL::HCENTER:
- return mHPad + (mVisibleTextRect.getWidth() - width - mHPad) / 2;
+ return mHPad + llmax(0, (mVisibleTextRect.getWidth() - width - mHPad) / 2);
case LLFontGL::RIGHT:
return mVisibleTextRect.getWidth() - width;
default:
@@ -1116,33 +1122,54 @@ void LLTextBase::reflow()
updateSegments();
- while(mReflowIndex < S32_MAX)
+ if (mReflowIndex == S32_MAX)
{
- S32 start_index = mReflowIndex;
- mReflowIndex = S32_MAX;
+ return;
+ }
- // shrink document to minimum size (visible portion of text widget)
- // to force inlined widgets with follows set to shrink
- mDocumentView->reshape(mVisibleTextRect.getWidth(), mDocumentView->getRect().getHeight());
+ bool scrolled_to_bottom = mScroller ? mScroller->isAtBottom() : false;
- bool scrolled_to_bottom = mScroller ? mScroller->isAtBottom() : false;
+ LLRect cursor_rect = getLocalRectFromDocIndex(mCursorPos);
+ bool follow_selection = getLocalRect().overlaps(cursor_rect); // cursor is (potentially) visible
- LLRect old_cursor_rect = getLocalRectFromDocIndex(mCursorPos);
- bool follow_selection = mVisibleTextRect.overlaps(old_cursor_rect); // cursor is visible
- old_cursor_rect.translate(-mVisibleTextRect.mLeft, -mVisibleTextRect.mBottom);
+ // store in top-left relative coordinates to avoid issues with horizontal scrollbar appearing and disappearing
+ cursor_rect.mTop = mVisibleTextRect.mTop - cursor_rect.mTop;
+ cursor_rect.mBottom = mVisibleTextRect.mTop - cursor_rect.mBottom;
- S32 first_line = getFirstVisibleLine();
+ 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))
+ // 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);
+ // store in top-left relative coordinates to avoid issues with horizontal scrollbar appearing and disappearing
+ first_char_rect.mTop = mVisibleTextRect.mTop - first_char_rect.mTop;
+ first_char_rect.mBottom = mVisibleTextRect.mTop - first_char_rect.mBottom;
+
+ S32 reflow_count = 0;
+ while(mReflowIndex < S32_MAX)
+ {
+ // we can get into an infinite loop if the document height does not monotonically increase
+ // with decreasing width (embedded ui elements with alternate layouts). In that case,
+ // we want to stop reflowing after 2 iterations. We use 2, since we need to handle the case
+ // of introducing a vertical scrollbar causing a reflow with less width. We should also always
+ // use an even number of iterations to avoid user visible oscillation of the layout
+ if(++reflow_count > 2)
{
- mScrollIndex = mLineInfoList[first_line].mDocIndexStart;
+ lldebugs << "Breaking out of reflow due to possible infinite loop in " << getName() << llendl;
+ break;
}
- LLRect first_char_rect = getLocalRectFromDocIndex(mScrollIndex);
- // subtract off effect of horizontal scrollbar from local position of first char
- first_char_rect.translate(-mVisibleTextRect.mLeft, -mVisibleTextRect.mBottom);
+
+ S32 start_index = mReflowIndex;
+ mReflowIndex = S32_MAX;
+
+ // shrink document to minimum size (visible portion of text widget)
+ // to force inlined widgets with follows set to shrink
+ mDocumentView->reshape(mVisibleTextRect.getWidth(), mDocumentView->getRect().getHeight());
S32 cur_top = 0;
@@ -1185,11 +1212,6 @@ void LLTextBase::reflow()
// grow line height as necessary based on reported height of this segment
line_height = llmax(line_height, segment_height);
remaining_pixels -= segment_width;
- if (remaining_pixels < 0)
- {
- // getNumChars() and getDimensions() should return consistent results
- remaining_pixels = 0;
- }
seg_offset += character_count;
@@ -1264,32 +1286,42 @@ void LLTextBase::reflow()
segmentp->updateLayout(*this);
}
+ }
- // apply scroll constraints after reflowing text
- if (!hasMouseCapture() && mScroller)
+ // apply scroll constraints after reflowing text
+ if (!hasMouseCapture() && mScroller)
+ {
+ if (scrolled_to_bottom && mTrackEnd)
{
- if (scrolled_to_bottom && mTrackEnd)
- {
- // 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 = getDocRectFromDocIndex(mCursorPos);
- mScroller->scrollToShowRect(new_cursor_rect_doc, old_cursor_rect);
- }
- else
- {
- // keep first line of text visible
- LLRect new_first_char_rect = getDocRectFromDocIndex(mScrollIndex);
- mScroller->scrollToShowRect(new_first_char_rect, first_char_rect);
- }
+ // 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 = getDocRectFromDocIndex(mCursorPos);
+ LLRect old_cursor_rect = cursor_rect;
+ old_cursor_rect.mTop = mVisibleTextRect.mTop - cursor_rect.mTop;
+ old_cursor_rect.mBottom = mVisibleTextRect.mTop - cursor_rect.mBottom;
- // reset desired x cursor position
- updateCursorXPos();
+ mScroller->scrollToShowRect(new_cursor_rect_doc, old_cursor_rect);
+ }
+ else
+ {
+ // keep first line of text visible
+ LLRect new_first_char_rect = getDocRectFromDocIndex(mScrollIndex);
+
+ // pass in desired rect in the coordinate frame of the document viewport
+ LLRect old_first_char_rect = first_char_rect;
+ old_first_char_rect.mTop = mVisibleTextRect.mTop - first_char_rect.mTop;
+ old_first_char_rect.mBottom = mVisibleTextRect.mTop - first_char_rect.mBottom;
+
+ mScroller->scrollToShowRect(new_first_char_rect, old_first_char_rect);
+ }
}
+
+ // reset desired x cursor position
+ updateCursorXPos();
}
LLRect LLTextBase::getTextBoundingRect()
@@ -1457,13 +1489,32 @@ void LLTextBase::getSegmentAndOffset( S32 startpos, segment_set_t::iterator* seg
LLTextBase::segment_set_t::iterator LLTextBase::getSegIterContaining(S32 index)
{
- segment_set_t::iterator it = mSegments.upper_bound(new LLIndexSegment(index));
+ static LLPointer<LLIndexSegment> index_segment = new LLIndexSegment();
+
+ if (index > getLength()) { return mSegments.end(); }
+
+ // when there are no segments, we return the end iterator, which must be checked by caller
+ if (mSegments.size() <= 1) { return mSegments.begin(); }
+
+ //FIXME: avoid operator new somehow (without running into refcount problems)
+ index_segment->setStart(index);
+ index_segment->setEnd(index);
+ segment_set_t::iterator it = mSegments.upper_bound(index_segment);
return it;
}
LLTextBase::segment_set_t::const_iterator LLTextBase::getSegIterContaining(S32 index) const
{
- LLTextBase::segment_set_t::const_iterator it = mSegments.upper_bound(new LLIndexSegment(index));
+ static LLPointer<LLIndexSegment> index_segment = new LLIndexSegment();
+
+ if (index > getLength()) { return mSegments.end(); }
+
+ // when there are no segments, we return the end iterator, which must be checked by caller
+ if (mSegments.size() <= 1) { return mSegments.begin(); }
+
+ index_segment->setStart(index);
+ index_segment->setEnd(index);
+ LLTextBase::segment_set_t::const_iterator it = mSegments.upper_bound(index_segment);
return it;
}
@@ -1507,6 +1558,7 @@ void LLTextBase::createUrlContextMenu(S32 x, S32 y, const std::string &in_url)
registrar.add("Url.OpenExternal", boost::bind(&LLUrlAction::openURLExternal, url));
registrar.add("Url.Execute", boost::bind(&LLUrlAction::executeSLURL, url));
registrar.add("Url.Teleport", boost::bind(&LLUrlAction::teleportToLocation, url));
+ registrar.add("Url.ShowProfile", boost::bind(&LLUrlAction::showProfile, url));
registrar.add("Url.ShowOnMap", boost::bind(&LLUrlAction::showLocationOnMap, url));
registrar.add("Url.CopyLabel", boost::bind(&LLUrlAction::copyLabelToClipboard, url));
registrar.add("Url.CopyUrl", boost::bind(&LLUrlAction::copyURLToClipboard, url));
@@ -1550,7 +1602,7 @@ std::string LLTextBase::getText() const
return getViewModel()->getValue().asString();
}
-void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, const LLStyle::Params& input_params)
+void LLTextBase::appendTextImpl(const std::string &new_text, const LLStyle::Params& input_params)
{
LLStyle::Params style_params(input_params);
style_params.fillFrom(getDefaultStyleParams());
@@ -1586,34 +1638,20 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c
part = (S32)LLTextParser::MIDDLE;
}
std::string subtext=text.substr(0,start);
- appendAndHighlightText(subtext, prepend_newline, part, style_params);
- prepend_newline = false;
+ appendAndHighlightText(subtext, part, style_params);
}
- // output an optional icon before the Url
- if (! match.getIcon().empty())
- {
- LLUIImagePtr image = LLUI::getUIImage(match.getIcon());
- if (image)
- {
- LLStyle::Params icon;
- icon.image = image;
- // Text will be replaced during rendering with the icon,
- // but string cannot be empty or the segment won't be
- // added (or drawn).
- appendAndHighlightText(" ", prepend_newline, part, icon);
- prepend_newline = false;
- }
- }
+ // inserts an avatar icon preceding the Url if appropriate
+ LLTextUtil::processUrlMatch(&match,this);
// output the styled Url (unless we've been asked to suppress hyperlinking)
if (match.isLinkDisabled())
{
- appendAndHighlightText(match.getLabel(), prepend_newline, part, style_params);
+ appendAndHighlightText(match.getLabel(), part, style_params);
}
else
{
- appendAndHighlightText(match.getLabel(), prepend_newline, part, link_params);
+ appendAndHighlightText(match.getLabel(), part, link_params, match.underlineOnHoverOnly());
// set the tooltip for the Url label
if (! match.getTooltip().empty())
@@ -1626,8 +1664,6 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c
}
}
}
- prepend_newline = false;
-
// move on to the rest of the text after the Url
if (end < (S32)text.length())
{
@@ -1640,25 +1676,66 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c
break;
}
}
- if (part != (S32)LLTextParser::WHOLE) part=(S32)LLTextParser::END;
- if (end < (S32)text.length()) appendAndHighlightText(text, prepend_newline, part, style_params);
+ if (part != (S32)LLTextParser::WHOLE)
+ part=(S32)LLTextParser::END;
+ if (end < (S32)text.length())
+ appendAndHighlightText(text, part, style_params);
}
else
{
- appendAndHighlightText(new_text, prepend_newline, part, style_params);
+ appendAndHighlightText(new_text, part, style_params);
}
}
+void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, const LLStyle::Params& input_params)
+{
+ if (new_text.empty())
+ return;
+
+ if(prepend_newline)
+ appendLineBreakSegment(input_params);
+ appendTextImpl(new_text,input_params);
+}
+
void LLTextBase::needsReflow(S32 index)
{
lldebugs << "reflow on object " << (void*)this << " index = " << mReflowIndex << ", new index = " << index << llendl;
mReflowIndex = llmin(mReflowIndex, index);
}
-void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepend_newline, S32 highlight_part, const LLStyle::Params& style_params)
+void LLTextBase::appendLineBreakSegment(const LLStyle::Params& style_params)
+{
+ segment_vec_t segments;
+ LLStyleConstSP sp(new LLStyle(style_params));
+ segments.push_back(new LLLineBreakTextSegment(sp, getLength()));
+
+ insertStringNoUndo(getLength(), utf8str_to_wstring("\n"), &segments);
+}
+
+void LLTextBase::appendImageSegment(const LLStyle::Params& style_params)
{
- if (new_text.empty()) return;
+ if(getPlainText())
+ {
+ return;
+ }
+ segment_vec_t segments;
+ LLStyleConstSP sp(new LLStyle(style_params));
+ segments.push_back(new LLImageTextSegment(sp, getLength(),*this));
+
+ insertStringNoUndo(getLength(), utf8str_to_wstring(" "), &segments);
+}
+
+void LLTextBase::appendWidget(const LLInlineViewSegment::Params& params, const std::string& text, bool allow_undo)
+{
+ segment_vec_t segments;
+ LLWString widget_wide_text = utf8str_to_wstring(text);
+ segments.push_back(new LLInlineViewSegment(params, getLength(), getLength() + widget_wide_text.size()));
+
+ insertStringNoUndo(getLength(), widget_wide_text, &segments);
+}
+void LLTextBase::appendAndHighlightTextImpl(const std::string &new_text, S32 highlight_part, const LLStyle::Params& style_params, bool underline_on_hover_only)
+{
// Save old state
S32 selection_start = mSelectionStart;
S32 selection_end = mSelectionEnd;
@@ -1671,13 +1748,11 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen
setCursorPos(old_length);
- LLTextParser* highlight = LLTextParser::getInstance();
-
- if (mParseHighlights && highlight)
+ if (mParseHighlights)
{
LLStyle::Params highlight_params(style_params);
- LLSD pieces = highlight->parsePartialLineHighlights(new_text, highlight_params.color(), (LLTextParser::EHighlightPosition)highlight_part);
+ LLSD pieces = LLTextParser::instance().parsePartialLineHighlights(new_text, highlight_params.color(), (LLTextParser::EHighlightPosition)highlight_part);
for (S32 i = 0; i < pieces.size(); i++)
{
LLSD color_llsd = pieces[i]["color"];
@@ -1686,17 +1761,21 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen
highlight_params.color = lcolor;
LLWString wide_text;
- if (prepend_newline && (i == 0 || pieces.size() <= 1 ))
+ wide_text = utf8str_to_wstring(pieces[i]["text"].asString());
+
+ S32 cur_length = getLength();
+ LLStyleConstSP sp(new LLStyle(highlight_params));
+ LLTextSegmentPtr segmentp;
+ if(underline_on_hover_only)
{
- wide_text = utf8str_to_wstring(std::string("\n") + pieces[i]["text"].asString());
+ highlight_params.font.style("NORMAL");
+ LLStyleConstSP normal_sp(new LLStyle(highlight_params));
+ segmentp = new LLOnHoverChangeableTextSegment(sp, normal_sp, cur_length, cur_length + wide_text.size(), *this);
}
else
{
- wide_text = utf8str_to_wstring(pieces[i]["text"].asString());
+ segmentp = new LLNormalTextSegment(sp, cur_length, cur_length + wide_text.size(), *this);
}
- S32 cur_length = getLength();
- LLStyleConstSP sp(new LLStyle(highlight_params));
- LLTextSegmentPtr segmentp = new LLNormalTextSegment(sp, cur_length, cur_length + wide_text.size(), *this);
segment_vec_t segments;
segments.push_back(segmentp);
insertStringNoUndo(cur_length, wide_text, &segments);
@@ -1705,23 +1784,23 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen
else
{
LLWString wide_text;
-
- // Add carriage return if not first line
- if (getLength() != 0
- && prepend_newline)
- {
- wide_text = utf8str_to_wstring(std::string("\n") + new_text);
- }
- else
- {
- wide_text = utf8str_to_wstring(new_text);
- }
+ wide_text = utf8str_to_wstring(new_text);
segment_vec_t segments;
S32 segment_start = old_length;
S32 segment_end = old_length + wide_text.size();
LLStyleConstSP sp(new LLStyle(style_params));
+ if (underline_on_hover_only)
+ {
+ LLStyle::Params normal_style_params(style_params);
+ normal_style_params.font.style("NORMAL");
+ LLStyleConstSP normal_sp(new LLStyle(normal_style_params));
+ segments.push_back(new LLOnHoverChangeableTextSegment(sp, normal_sp, segment_start, segment_end, *this ));
+ }
+ else
+ {
segments.push_back(new LLNormalTextSegment(sp, segment_start, segment_end, *this ));
+ }
insertStringNoUndo(getLength(), wide_text, &segments);
}
@@ -1743,11 +1822,29 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen
{
setCursorPos(cursor_pos);
}
+}
+
+void LLTextBase::appendAndHighlightText(const std::string &new_text, S32 highlight_part, const LLStyle::Params& style_params, bool underline_on_hover_only)
+{
+ if (new_text.empty()) return;
- //if( !allow_undo )
- //{
- // blockUndo();
- //}
+ std::string::size_type start = 0;
+ std::string::size_type pos = new_text.find("\n",start);
+
+ while(pos!=-1)
+ {
+ if(pos!=start)
+ {
+ std::string str = std::string(new_text,start,pos-start);
+ appendAndHighlightTextImpl(str,highlight_part, style_params, underline_on_hover_only);
+ }
+ appendLineBreakSegment(style_params);
+ start = pos+1;
+ pos = new_text.find("\n",start);
+ }
+
+ std::string str = std::string(new_text,start,new_text.length()-start);
+ appendAndHighlightTextImpl(str,highlight_part, style_params, underline_on_hover_only);
}
@@ -1815,7 +1912,7 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round,
{
// Figure out which line we're nearest to.
LLRect visible_region = getVisibleDocumentRect();
-
+
// 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 - mVisibleTextRect.mBottom + visible_region.mBottom, compare_bottom());
@@ -1825,7 +1922,7 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round,
}
S32 pos = getLength();
- S32 start_x = mVisibleTextRect.mLeft + line_iter->mRect.mLeft;
+ S32 start_x = mVisibleTextRect.mLeft + line_iter->mRect.mLeft - visible_region.mLeft;
segment_set_t::iterator line_seg_iter;
S32 line_seg_offset;
@@ -1840,14 +1937,19 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round,
S32 text_width, text_height;
bool newline = segmentp->getDimensions(line_seg_offset, segment_line_length, text_width, text_height);
+ if(newline)
+ {
+ pos = segment_line_start + segmentp->getOffset(local_x - start_x, line_seg_offset, segment_line_length, round);
+ break;
+ }
+
// if we've reached a line of text *below* the mouse cursor, doc index is first character on that line
if (hit_past_end_of_line && local_y - mVisibleTextRect.mBottom + visible_region.mBottom > line_iter->mRect.mTop)
{
pos = segment_line_start;
break;
}
- if (local_x < start_x + text_width // cursor to left of right edge of text
- || newline) // or this line ends with a newline, set doc pos to newline char
+ if (local_x < start_x + text_width) // cursor to left of right edge of text
{
// Figure out which character we're nearest to.
S32 offset;
@@ -1871,13 +1973,13 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round,
pos = segment_line_start + offset;
break;
}
- else if (hit_past_end_of_line && segmentp->getEnd() >= line_iter->mDocIndexEnd - 1)
+ else if (hit_past_end_of_line && segmentp->getEnd() > line_iter->mDocIndexEnd - 1)
{
- // segment wraps to next line, so just set doc pos to start of next line (represented by mDocIndexEnd)
- pos = llmin(getLength(), line_iter->mDocIndexEnd);
+ // segment wraps to next line, so just set doc pos to the end of the line
+ // segment wraps to next line, so just set doc pos to start of next line (represented by mDocIndexEnd)
+ pos = llmin(getLength(), line_iter->mDocIndexEnd);
break;
}
-
start_x += text_width;
}
@@ -1946,11 +2048,18 @@ LLRect LLTextBase::getDocRectFromDocIndex(S32 pos) const
LLRect LLTextBase::getLocalRectFromDocIndex(S32 pos) const
{
+ LLRect content_window_rect = mScroller ? mScroller->getContentWindowRect() : getLocalRect();
+ if (mBorderVisible)
+ {
+ content_window_rect.stretch(-1);
+ }
+
LLRect local_rect;
+
if (mLineInfoList.empty())
{
// return default height rect in upper left
- local_rect = mVisibleTextRect;
+ local_rect = content_window_rect;
local_rect.mBottom = local_rect.mTop - (S32)(mDefaultFont->getLineHeight());
return local_rect;
}
@@ -1961,8 +2070,8 @@ LLRect LLTextBase::getLocalRectFromDocIndex(S32 pos) const
// compensate for scrolled, inset view of doc
LLRect scrolled_view_rect = getVisibleDocumentRect();
local_rect = doc_rect;
- local_rect.translate(mVisibleTextRect.mLeft - scrolled_view_rect.mLeft,
- mVisibleTextRect.mBottom - scrolled_view_rect.mBottom);
+ local_rect.translate(content_window_rect.mLeft - scrolled_view_rect.mLeft,
+ content_window_rect.mBottom - scrolled_view_rect.mBottom);
return local_rect;
}
@@ -2189,10 +2298,17 @@ void LLTextBase::updateRects()
// allow horizontal scrolling?
// if so, use entire width of text contents
// otherwise, stop at width of mVisibleTextRect
+ //FIXME: consider use of getWordWrap() instead
doc_rect.mRight = mScroller
? llmax(mVisibleTextRect.getWidth(), mTextBoundingRect.mRight)
: mVisibleTextRect.getWidth();
+ if (!mScroller)
+ {
+ // push doc rect to top of text widget
+ doc_rect.translate(0, mVisibleTextRect.getHeight() - doc_rect.mTop);
+ }
+
mDocumentView->setShape(doc_rect);
//update mVisibleTextRect *after* mDocumentView has been resized
@@ -2256,6 +2372,15 @@ LLRect LLTextBase::getVisibleDocumentRect() const
}
}
+boost::signals2::connection LLTextBase::setURLClickedCallback(const commit_signal_t::slot_type& cb)
+{
+ if (!mURLClickSignal)
+ {
+ mURLClickSignal = new commit_signal_t();
+ }
+ return mURLClickSignal->connect(cb);
+}
+
//
// LLTextSegment
//
@@ -2334,25 +2459,6 @@ F32 LLNormalTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selec
{
if( end - start > 0 )
{
- if ( mStyle->isImage() && (start >= 0) && (end <= mEnd - mStart))
- {
- // ...for images, only render the image, not the underlying text,
- // which is only a placeholder space
- LLColor4 color = LLColor4::white % mEditor.getDrawContext().mAlpha;
- LLUIImagePtr image = mStyle->getImage();
- S32 style_image_height = image->getHeight();
- S32 style_image_width = image->getWidth();
- // Text is drawn from the top of the draw_rect downward
- S32 text_center = draw_rect.mTop - (mFontHeight / 2);
- // Align image to center of text
- S32 image_bottom = text_center - (style_image_height / 2);
- image->draw(draw_rect.mLeft, image_bottom,
- style_image_width, style_image_height, color);
-
- const S32 IMAGE_HPAD = 3;
- return draw_rect.mLeft + style_image_width + IMAGE_HPAD;
- }
-
return drawClippedSegment( getStart() + start, getStart() + end, selection_start, selection_end, draw_rect);
}
return draw_rect.mLeft;
@@ -2365,11 +2471,6 @@ F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 sele
const LLWString &text = mEditor.getWText();
- if ( text[seg_end-1] == '\n' )
- {
- --seg_end;
- }
-
F32 right_x = rect.mLeft;
if (!mStyle->isVisible())
{
@@ -2387,12 +2488,12 @@ F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 sele
S32 end = llmin( selection_start, seg_end );
S32 length = end - start;
font->render(text, start,
- rect.mLeft, rect.mTop,
+ rect,
color,
- LLFontGL::LEFT, LLFontGL::TOP,
+ LLFontGL::LEFT, mEditor.mVAlign,
LLFontGL::NORMAL,
mStyle->getShadowType(),
- length, rect.getWidth(),
+ length,
&right_x,
mEditor.getUseEllipses());
}
@@ -2406,12 +2507,12 @@ F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 sele
S32 length = end - start;
font->render(text, start,
- rect.mLeft, rect.mTop,
- LLColor4( 1.f - color.mV[0], 1.f - color.mV[1], 1.f - color.mV[2], 1.f ),
- LLFontGL::LEFT, LLFontGL::TOP,
+ rect,
+ mStyle->getSelectedColor().get(),
+ LLFontGL::LEFT, mEditor.mVAlign,
LLFontGL::NORMAL,
LLFontGL::NO_SHADOW,
- length, rect.getWidth(),
+ length,
&right_x,
mEditor.getUseEllipses());
}
@@ -2423,12 +2524,12 @@ F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 sele
S32 end = seg_end;
S32 length = end - start;
font->render(text, start,
- rect.mLeft, rect.mTop,
+ rect,
color,
- LLFontGL::LEFT, LLFontGL::TOP,
+ LLFontGL::LEFT, mEditor.mVAlign,
LLFontGL::NORMAL,
mStyle->getShadowType(),
- length, rect.getWidth(),
+ length,
&right_x,
mEditor.getUseEllipses());
}
@@ -2528,33 +2629,14 @@ bool LLNormalTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& widt
{
height = 0;
width = 0;
- bool force_newline = false;
if (num_chars > 0)
{
height = mFontHeight;
const LLWString &text = mEditor.getWText();
// if last character is a newline, then return true, forcing line break
- llwchar last_char = text[mStart + first_char + num_chars - 1];
- if (last_char == '\n')
- {
- force_newline = true;
- // don't count newline in font width
- width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars - 1);
- }
- else
- {
- width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars);
- }
+ width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars);
}
-
- LLUIImagePtr image = mStyle->getImage();
- if( image.notNull())
- {
- width += image->getWidth();
- height = llmax(height, image->getHeight());
- }
-
- return force_newline;
+ return false;
}
S32 LLNormalTextSegment::getOffset(S32 segment_local_x_coord, S32 start_offset, S32 num_chars, bool round) const
@@ -2577,15 +2659,7 @@ S32 LLNormalTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 lin
num_pixels = llmax(0, num_pixels - image->getWidth());
}
- // search for newline and if found, truncate there
- S32 last_char = mStart + segment_offset;
- for (; last_char != mEnd; ++last_char)
- {
- if (text[last_char] == '\n')
- {
- break;
- }
- }
+ S32 last_char = mEnd;
// set max characters to length of segment, or to first newline
max_chars = llmin(max_chars, last_char - (mStart + segment_offset));
@@ -2613,8 +2687,7 @@ S32 LLNormalTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 lin
S32 last_char_in_run = mStart + segment_offset + num_chars;
// check length first to avoid indexing off end of string
if (last_char_in_run < mEnd
- && (last_char_in_run >= mEditor.getLength()
- || text[last_char_in_run] == '\n'))
+ && (last_char_in_run >= mEditor.getLength() ))
{
num_chars++;
}
@@ -2632,6 +2705,33 @@ void LLNormalTextSegment::dump() const
llendl;
}
+//
+// LLOnHoverChangeableTextSegment
+//
+
+LLOnHoverChangeableTextSegment::LLOnHoverChangeableTextSegment( LLStyleConstSP style, LLStyleConstSP normal_style, S32 start, S32 end, LLTextBase& editor ):
+ LLNormalTextSegment(normal_style, start, end, editor),
+ mHoveredStyle(style),
+ mNormalStyle(normal_style){}
+
+/*virtual*/
+F32 LLOnHoverChangeableTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect)
+{
+ F32 result = LLNormalTextSegment::draw(start, end, selection_start, selection_end, draw_rect);
+ if (end == mEnd - mStart)
+ {
+ mStyle = mNormalStyle;
+ }
+ return result;
+}
+
+/*virtual*/
+BOOL LLOnHoverChangeableTextSegment::handleHover(S32 x, S32 y, MASK mask)
+{
+ mStyle = mHoveredStyle;
+ return LLNormalTextSegment::handleHover(x, y, mask);
+}
+
//
// LLInlineViewSegment
@@ -2709,3 +2809,93 @@ void LLInlineViewSegment::linkToDocument(LLTextBase* editor)
{
editor->addDocumentChild(mView);
}
+
+LLLineBreakTextSegment::LLLineBreakTextSegment(S32 pos):LLTextSegment(pos,pos+1)
+{
+ LLStyleSP s( new LLStyle(LLStyle::Params().visible(true)));
+
+ mFontHeight = llceil(s->getFont()->getLineHeight());
+}
+LLLineBreakTextSegment::LLLineBreakTextSegment(LLStyleConstSP style,S32 pos):LLTextSegment(pos,pos+1)
+{
+ mFontHeight = llceil(style->getFont()->getLineHeight());
+}
+LLLineBreakTextSegment::~LLLineBreakTextSegment()
+{
+}
+bool LLLineBreakTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& width, S32& height) const
+{
+ width = 0;
+ height = mFontHeight;
+
+ return true;
+}
+S32 LLLineBreakTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const
+{
+ return 1;
+}
+F32 LLLineBreakTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect)
+{
+ return draw_rect.mLeft;
+}
+
+LLImageTextSegment::LLImageTextSegment(LLStyleConstSP style,S32 pos,class LLTextBase& editor)
+: LLTextSegment(pos,pos+1),
+ mStyle( style ),
+ mEditor(editor)
+{
+}
+
+LLImageTextSegment::~LLImageTextSegment()
+{
+}
+
+static const S32 IMAGE_HPAD = 3;
+
+bool LLImageTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& width, S32& height) const
+{
+ width = 0;
+ height = llceil(mStyle->getFont()->getLineHeight());;
+
+ LLUIImagePtr image = mStyle->getImage();
+ if( num_chars>0 && image.notNull())
+ {
+ width += image->getWidth() + IMAGE_HPAD;
+ height = llmax(height, image->getHeight() + IMAGE_HPAD );
+ }
+ return false;
+}
+
+S32 LLImageTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const
+{
+ LLUIImagePtr image = mStyle->getImage();
+ S32 image_width = image->getWidth();
+ if(line_offset == 0 || num_pixels>image_width + IMAGE_HPAD)
+ {
+ return 1;
+ }
+ return 0;
+}
+
+F32 LLImageTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect)
+{
+ if ( (start >= 0) && (end <= mEnd - mStart))
+ {
+ LLColor4 color = LLColor4::white % mEditor.getDrawContext().mAlpha;
+ LLUIImagePtr image = mStyle->getImage();
+ S32 style_image_height = image->getHeight();
+ S32 style_image_width = image->getWidth();
+ // Text is drawn from the top of the draw_rect downward
+
+ S32 text_center = draw_rect.mTop - (draw_rect.getHeight() / 2);
+ // Align image to center of draw rect
+ S32 image_bottom = text_center - (style_image_height / 2);
+ image->draw(draw_rect.mLeft, image_bottom,
+ style_image_width, style_image_height, color);
+
+ const S32 IMAGE_HPAD = 3;
+ return draw_rect.mLeft + style_image_width + IMAGE_HPAD;
+ }
+ return 0.0;
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-28 18:29:08 +0000