merge changes for 3.5.0-beta7

9 files changed, 83 insertions, 18 deletions

diff --git a/indra/llui/llchatentry.cpp b/indra/llui/llchatentry.cpp
index 9e48dcde7e..6a1b48a08a 100644
--- a/indra/llui/llchatentry.cpp
+++ b/indra/llui/llchatentry.cpp
@@ -25,6 +25,7 @@
  */
 
 #include "linden_common.h"
+#include "llscrollcontainer.h"
 
 #include "llchatentry.h"
 
@@ -42,7 +43,9 @@ LLChatEntry::LLChatEntry(const Params& p)
  	mHasHistory(p.has_history),
  	mIsExpandable(p.is_expandable),
  	mExpandLinesCount(p.expand_lines_count),
- 	mPrevLinesCount(0)
+ 	mPrevLinesCount(0),
+	mSingleLineMode(false),
+	mPrevExpandedLineCount(S32_MAX)
 {
 	// Initialize current history line iterator
 	mCurrentHistoryLine = mLineHistory.begin();
@@ -82,20 +85,23 @@ boost::signals2::connection LLChatEntry::setTextExpandedCallback(const commit_si
 
 void LLChatEntry::expandText()
 {
+	S32 line_count = mSingleLineMode ? 1 : mExpandLinesCount;
+
 	int visible_lines_count = llabs(getVisibleLines(true).first - getVisibleLines(true).second);
-	bool can_expand = getLineCount() <= mExpandLinesCount;
+	bool can_changed = getLineCount() <= line_count || line_count < mPrevExpandedLineCount ;
+	mPrevExpandedLineCount = line_count;
 
 	// true if pasted text has more lines than expand height limit and expand limit is not reached yet
-	bool text_pasted = (getLineCount() > mExpandLinesCount) && (visible_lines_count < mExpandLinesCount);
+	bool text_pasted = (getLineCount() > line_count) && (visible_lines_count < line_count);
 
-	if (mIsExpandable && (can_expand || text_pasted) && getLineCount() != mPrevLinesCount)
+	if (mIsExpandable && (can_changed || text_pasted || mSingleLineMode) && getLineCount() != mPrevLinesCount)
 	{
 		int lines_height = 0;
 		if (text_pasted)
 		{
 			// text is pasted and now mLineInfoList.size() > mExpandLineCounts and mLineInfoList is not empty,
-			// so lines_height is the sum of the last 'mExpandLinesCount' lines height
-			lines_height = (mLineInfoList.end() - mExpandLinesCount)->mRect.mTop - mLineInfoList.back().mRect.mBottom;
+			// so lines_height is the sum of the last 'expanded_line_count' lines height
+			lines_height = (mLineInfoList.end() - line_count)->mRect.mTop - mLineInfoList.back().mRect.mBottom;
 		}
 		else
 		{
@@ -114,6 +120,8 @@ void LLChatEntry::expandText()
 		{
 			(*mTextExpandedSignal)(this, LLSD() );
 		}
+
+		needsReflow();
 	}
 }
 
@@ -235,3 +243,15 @@ BOOL LLChatEntry::handleSpecialKey(const KEY key, const MASK mask)
 
 	return handled;
 }
+
+void LLChatEntry::enableSingleLineMode(bool single_line_mode)
+{
+	if (mScroller)
+	{
+		mScroller->setSize(single_line_mode ? 0 : -1);
+	}
+
+	mSingleLineMode = single_line_mode;
+	mPrevLinesCount = -1;
+	setWordWrap(!single_line_mode);
+}
diff --git a/indra/llui/llchatentry.h b/indra/llui/llchatentry.h
index 49181c8d78..49c8d21450 100644
--- a/indra/llui/llchatentry.h
+++ b/indra/llui/llchatentry.h
@@ -65,6 +65,7 @@ public:
     /*virtual*/ void	onFocusReceived();
     /*virtual*/ void	onFocusLost();
 
+	void enableSingleLineMode(bool single_line_mode);
 	boost::signals2::connection setTextExpandedCallback(const commit_signal_t::slot_type& cb);
 
 private:
@@ -95,9 +96,11 @@ private:
 	line_history_t						mLineHistory;			// line history storage
 	bool								mHasHistory;			// flag for enabled/disabled line history
 	bool								mIsExpandable;
+	bool								mSingleLineMode;
 
-	int									mExpandLinesCount;
-	int									mPrevLinesCount;
+	S32									mExpandLinesCount;
+	S32									mPrevLinesCount;
+	S32									mPrevExpandedLineCount;
 };
 
 #endif /* LLCHATENTRY_H_ */
diff --git a/indra/llui/llscrollbar.cpp b/indra/llui/llscrollbar.cpp
index 5d3bf7a670..13887cbe73 100644
--- a/indra/llui/llscrollbar.cpp
+++ b/indra/llui/llscrollbar.cpp
@@ -642,3 +642,8 @@ void LLScrollbar::onLineDownBtnPressed( const LLSD& data )
 {
 	changeLine( mStepSize, TRUE );
 }
+
+void LLScrollbar::setThickness(S32 thickness)
+{
+	mThickness = thickness < 0 ? LLUI::sSettingGroups["config"]->getS32("UIScrollbarSize") : thickness;
+}
diff --git a/indra/llui/llscrollbar.h b/indra/llui/llscrollbar.h
index ff74f753b9..21fd2d631e 100644
--- a/indra/llui/llscrollbar.h
+++ b/indra/llui/llscrollbar.h
@@ -124,6 +124,9 @@ public:
 
 	void				onLineUpBtnPressed(const LLSD& data);
 	void				onLineDownBtnPressed(const LLSD& data);
+		
+	S32					getThickness() const { return mThickness; }
+	void				setThickness(S32 thickness);
 
 private:
 	void				updateThumbRect();
diff --git a/indra/llui/llscrollcontainer.cpp b/indra/llui/llscrollcontainer.cpp
index 2fd187a526..cbcce0ece5 100644
--- a/indra/llui/llscrollcontainer.cpp
+++ b/indra/llui/llscrollcontainer.cpp
@@ -73,7 +73,8 @@ LLScrollContainer::Params::Params()
 	hide_scrollbar("hide_scrollbar"),
 	min_auto_scroll_rate("min_auto_scroll_rate", 100),
 	max_auto_scroll_rate("max_auto_scroll_rate", 1000),
-	reserve_scroll_corner("reserve_scroll_corner", false)
+	reserve_scroll_corner("reserve_scroll_corner", false),
+	size("size", -1)
 {}
 
 
@@ -88,9 +89,12 @@ LLScrollContainer::LLScrollContainer(const LLScrollContainer::Params& p)
 	mReserveScrollCorner(p.reserve_scroll_corner),
 	mMinAutoScrollRate(p.min_auto_scroll_rate),
 	mMaxAutoScrollRate(p.max_auto_scroll_rate),
-	mScrolledView(NULL)
+	mScrolledView(NULL),
+	mSize(p.size)
 {
-	static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0);
+	static LLUICachedControl<S32> scrollbar_size_control ("UIScrollbarSize", 0);
+	S32 scrollbar_size = (mSize == -1 ? scrollbar_size_control : mSize);
+
 	LLRect border_rect( 0, getRect().getHeight(), getRect().getWidth(), 0 );
 	LLViewBorder::Params params;
 	params.name("scroll border");
@@ -276,7 +280,6 @@ BOOL LLScrollContainer::handleDragAndDrop(S32 x, S32 y, MASK mask,
 												  EAcceptance* accept,
 												  std::string& tooltip_msg)
 {
-	static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0);
 	// Scroll folder view if needed.  Never accepts a drag or drop.
 	*accept = ACCEPT_NO;
 	BOOL handled = autoScroll(x, y);
@@ -292,7 +295,8 @@ BOOL LLScrollContainer::handleDragAndDrop(S32 x, S32 y, MASK mask,
 
 bool LLScrollContainer::autoScroll(S32 x, S32 y)
 {
-	static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0);
+	static LLUICachedControl<S32> scrollbar_size_control ("UIScrollbarSize", 0);
+	S32 scrollbar_size = (mSize == -1 ? scrollbar_size_control : mSize);
 
 	bool scrolling = false;
 	if( mScrollbar[HORIZONTAL]->getVisible() || mScrollbar[VERTICAL]->getVisible() )
@@ -365,7 +369,9 @@ bool LLScrollContainer::autoScroll(S32 x, S32 y)
 void LLScrollContainer::calcVisibleSize( S32 *visible_width, S32 *visible_height, BOOL* show_h_scrollbar, BOOL* show_v_scrollbar ) const
 {
 	const LLRect& doc_rect = getScrolledViewRect();
-	static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0);
+	static LLUICachedControl<S32> scrollbar_size_control ("UIScrollbarSize", 0);
+	S32 scrollbar_size = (mSize == -1 ? scrollbar_size_control : mSize);
+
 	S32 doc_width = doc_rect.getWidth();
 	S32 doc_height = doc_rect.getHeight();
 
@@ -406,7 +412,9 @@ void LLScrollContainer::calcVisibleSize( S32 *visible_width, S32 *visible_height
 
 void LLScrollContainer::draw()
 {
-	static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0);
+	static LLUICachedControl<S32> scrollbar_size_control ("UIScrollbarSize", 0);
+	S32 scrollbar_size = (mSize == -1 ? scrollbar_size_control : mSize);
+
 	if (mAutoScrolling)
 	{
 		// add acceleration to autoscroll
@@ -515,7 +523,9 @@ void LLScrollContainer::updateScroll()
 	{
 		return;
 	}
-	static LLUICachedControl<S32> scrollbar_size ("UIScrollbarSize", 0);
+	static LLUICachedControl<S32> scrollbar_size_control ("UIScrollbarSize", 0);
+	S32 scrollbar_size = (mSize == -1 ? scrollbar_size_control : mSize);
+
 	LLRect doc_rect = mScrolledView->getRect();
 	S32 doc_width = doc_rect.getWidth();
 	S32 doc_height = doc_rect.getHeight();
@@ -716,3 +726,9 @@ S32 LLScrollContainer::getBorderWidth() const
 	return 0;
 }
 
+void LLScrollContainer::setSize(S32 size)
+{
+	mSize = size;
+	mScrollbar[VERTICAL]->setThickness(size);
+	mScrollbar[HORIZONTAL]->setThickness(size);
+}
diff --git a/indra/llui/llscrollcontainer.h b/indra/llui/llscrollcontainer.h
index d87c95b3d7..4eb43539b8 100644
--- a/indra/llui/llscrollcontainer.h
+++ b/indra/llui/llscrollcontainer.h
@@ -68,6 +68,7 @@ public:
 							max_auto_scroll_rate;
 		Optional<LLUIColor>	bg_color;
 		Optional<LLScrollbar::callback_t> scroll_callback;
+		Optional<S32>		size;
 		
 		Params();
 	};
@@ -116,6 +117,9 @@ public:
 	
 	bool autoScroll(S32 x, S32 y);
 
+	S32 getSize() const { return mSize; }
+	void setSize(S32 thickness);
+
 protected:
 	LLView*		mScrolledView;
 
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 270d5294f9..a815cfc176 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -3490,3 +3490,7 @@ F32	LLImageTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 select
 	return 0.0;
 }
 
+void LLTextBase::setWordWrap(bool wrap)
+{
+	mWordWrap = wrap;
+}
diff --git a/indra/llui/lltextbase.h b/indra/llui/lltextbase.h
index ad566a36d3..20a73387b5 100644
--- a/indra/llui/lltextbase.h
+++ b/indra/llui/lltextbase.h
@@ -41,6 +41,7 @@
 
 #include <boost/signals2.hpp>
 
+class LLScrollContainer;
 class LLContextMenu;
 class LLUrlMatch;
 
@@ -434,6 +435,9 @@ public:
 	virtual void			appendWidget(const LLInlineViewSegment::Params& params, const std::string& text, bool allow_undo);
 	boost::signals2::connection setURLClickedCallback(const commit_signal_t::slot_type& cb);
 
+	void					setWordWrap(bool wrap);
+	LLScrollContainer*		getScrollContainer() const { return mScroller; }
+
 protected:
 	// helper structs
 	struct compare_bottom;
@@ -634,7 +638,7 @@ protected:
 	// support widgets
 	LLContextMenu*				mPopupMenu;
 	LLView*						mDocumentView;
-	class LLScrollContainer*	mScroller;
+	LLScrollContainer*			mScroller;
 
 	// transient state
 	S32							mReflowIndex;		// index at which to start reflow.  S32_MAX indicates no reflow needed.
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp
index d5e08fa29b..b8bdea48b5 100644
--- a/indra/llui/lltexteditor.cpp
+++ b/indra/llui/lltexteditor.cpp
@@ -956,12 +956,18 @@ S32 LLTextEditor::insert(S32 pos, const LLWString &wstr, bool group_with_next_op
 S32 LLTextEditor::remove(S32 pos, S32 length, bool group_with_next_op)
 {
 	S32 end_pos = getEditableIndex(pos + length, true);
+	BOOL removedChar = FALSE;
 
 	segment_vec_t segments_to_remove;
 	// store text segments
 	getSegmentsInRange(segments_to_remove, pos, pos + length, false);
+	
+	if(pos <= end_pos)
+	{
+		removedChar = execute( new TextCmdRemove( pos, group_with_next_op, end_pos - pos, segments_to_remove ) );
+	}
 
-	return execute( new TextCmdRemove( pos, group_with_next_op, end_pos - pos, segments_to_remove ) );
+	return removedChar;
 }
 
 S32 LLTextEditor::overwriteChar(S32 pos, llwchar wc)