Second Life viewer sources 1.19.0.0

1 files changed, 44 insertions, 13 deletions

diff --git a/linden/indra/llui/lltexteditor.h b/linden/indra/llui/lltexteditor.h
index 33ec1c6..4c92297 100644
--- a/linden/indra/llui/lltexteditor.h
+++ b/linden/indra/llui/lltexteditor.h
@@ -12,12 +12,12 @@
  * ("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://secondlife.com/developers/opensource/gplv2
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
  * 
  * 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://secondlife.com/developers/opensource/flossexception
+ * online at http://secondlifegrid.net/programs/open_source/licensing/flossexception
  * 
  * By copying, modifying or distributing this software, you acknowledge
  * that you have read and understood your obligations described above,
@@ -43,6 +43,8 @@
 #include "lleditmenuhandler.h"
 #include "lldarray.h"
 
+#include "llpreeditor.h"
+
 class LLFontGL;
 class LLScrollbar;
 class LLViewBorder;
@@ -64,7 +66,7 @@ const S32 MAX_EMBEDDED_ITEMS = LAST_EMBEDDED_CHAR - FIRST_EMBEDDED_CHAR + 1;
 class LLTextSegment;
 class LLTextCmd;
 
-class LLTextEditor : public LLUICtrl, LLEditMenuHandler
+class LLTextEditor : public LLUICtrl, LLEditMenuHandler, protected LLPreeditor
 {
         friend class LLTextCmd;
 public:
@@ -104,6 +106,7 @@ public:
         // view overrides
         virtual void    reshape(S32 width, S32 height, BOOL called_from_parent);
         virtual void    draw();
+        virtual void    onFocusReceived();
         virtual void    onFocusLost();
         virtual void    setEnabled(BOOL enabled);
 
@@ -184,6 +187,7 @@ public:
 
         void                    setCursorColor(const LLColor4& c)                       { mCursorColor = c; }
         void                    setFgColor( const LLColor4& c )                         { mFgColor = c; }
+        void                    setTextDefaultColor( const LLColor4& c )                                { mDefaultColor = c; }
         void                    setReadOnlyFgColor( const LLColor4& c )         { mReadOnlyFgColor = c; }
         void                    setWriteableBgColor( const LLColor4& c )        { mWriteableBgColor = c; }
         void                    setReadOnlyBgColor( const LLColor4& c )         { mReadOnlyBgColor = c; }
@@ -203,13 +207,13 @@ public:
         void                    setTabToNextField(BOOL b)                               { mTabToNextField = b; }
         void                    setCommitOnFocusLost(BOOL b)                    { mCommitOnFocusLost = b; }
 
-        // If takes focus, will take keyboard focus on click.
-        void                    setTakesFocus(BOOL b)                                   { mTakesFocus = b; }
-
         // Hack to handle Notecards
         virtual BOOL    importBuffer(const LLString& buffer );
         virtual BOOL    exportBuffer(LLString& buffer );
 
+        // If takes focus, will take keyboard focus on click.
+        void                    setTakesFocus(BOOL b)                                   { mTakesFocus = b; }
+
         void                    setSourceID(const LLUUID& id)                   { mSourceID = id; }
         void                    setAcceptCallingCardNames(BOOL enable)  { mAcceptCallingCardNames = enable; }
 
@@ -234,13 +238,17 @@ public:
         void                    setText(const LLStringExplicit &utf8str);
         void                    setWText(const LLWString &wtext);
         
-        S32                             getMaxLength() const                    { return mMaxTextLength; }
+        // Returns byte length limit
+        S32                             getMaxLength() const                    { return mMaxTextByteLength; }
 
         // Change cursor
         void                    startOfLine();
         void                    endOfLine();
         void                    endOfDoc();
-        
+
+        BOOL                    isScrolledToTop();
+        BOOL                    isScrolledToBottom();
+
         // Getters
         const LLWString& getWText() const;
         llwchar                 getWChar(S32 pos);
@@ -259,6 +267,7 @@ protected:
         void                    drawCursor();
         void                    drawText();
         void                    drawClippedSegment(const LLWString &wtext, S32 seg_start, S32 seg_end, F32 x, F32 y, S32 selection_left, S32 selection_right, const LLStyle& color, F32* right_x);
+        void                    drawPreeditMarker();
 
         void                    updateLineStartList(S32 startpos = 0);
         void                    updateScrollFromCursor();
@@ -267,7 +276,7 @@ protected:
         void                    pruneSegments();
 
         void                    assignEmbedded(const LLString &s);
-        void                    truncate();
+        BOOL                    truncate();                             // Returns true if truncation occurs
         
         static BOOL             isPartOfWord(llwchar c);
 
@@ -291,7 +300,7 @@ protected:
         BOOL                    handleControlKey(const KEY key, const MASK mask);
         BOOL                    handleEditKey(const KEY key, const MASK mask);
 
-        BOOL                    hasSelection() { return (mSelectionStart !=mSelectionEnd); }
+        BOOL                    hasSelection() const            { return (mSelectionStart !=mSelectionEnd); }
         BOOL                    selectionContainsLineBreaks();
         void                    startSelection();
         void                    endSelection();
@@ -300,8 +309,8 @@ protected:
         S32                             prevWordPos(S32 cursorPos) const;
         S32                             nextWordPos(S32 cursorPos) const;
 
-        S32                     getLineCount();
-        S32                     getLineStart( S32 line );
+        S32                     getLineCount() const;
+        S32                     getLineStart( S32 line ) const;
         void                    getLineAndOffset(S32 pos, S32* linep, S32* offsetp);
         S32                             getPos(S32 line, S32 offset);
 
@@ -338,6 +347,20 @@ protected:
         S32                     removeStringNoUndo(S32 pos, S32 length);
         S32                             overwriteCharNoUndo(S32 pos, llwchar wc);
         
+protected:
+        void                    updateAllowingLanguageInput();
+        BOOL                    hasPreeditString() const;
+
+        // Overrides LLPreeditor
+        virtual void    resetPreedit();
+        virtual void    updatePreedit(const LLWString &preedit_string,
+                                                const segment_lengths_t &preedit_segment_lengths, const standouts_t &preedit_standouts, S32 caret_position);
+        virtual void    markAsPreedit(S32 position, S32 length);
+        virtual void    getPreeditRange(S32 *position, S32 *length) const;
+        virtual void    getSelectionRange(S32 *position, S32 *length) const;
+        virtual BOOL    getPreeditLocation(S32 query_offset, LLCoordGL *coord, LLRect *bounds, LLRect *control) const;
+        virtual S32             getPreeditFontSize() const;
+
 public:
         LLKeywords              mKeywords;
         static LLColor4 mLinkColor;
@@ -349,7 +372,7 @@ protected:
         mutable LLString mUTF8Text;
         mutable BOOL    mTextIsUpToDate;
         
-        S32                             mMaxTextLength;         // Maximum length mText is allowed to be
+        S32                             mMaxTextByteLength;             // Maximum length mText is allowed to be in bytes
 
         const LLFontGL* mGLFont;
 
@@ -407,6 +430,7 @@ protected:
         LLColor4                mCursorColor;
 
         LLColor4                mFgColor;
+        LLColor4                mDefaultColor;
         LLColor4                mReadOnlyFgColor;
         LLColor4                mWriteableBgColor;
         LLColor4                mReadOnlyBgColor;
@@ -420,6 +444,8 @@ protected:
         BOOL                    mTakesFocus;
         BOOL                    mHideScrollbarForShortDocs;
         BOOL                    mTakesNonScrollClicks;
+        BOOL                    mTrackBottom;                   // if true, keeps scroll position at bottom during resize
+        BOOL                    mScrolledToBottom;
 
         BOOL                    mAllowEmbeddedItems;
 
@@ -439,6 +465,11 @@ protected:
 
         BOOL                    mParseHTML;
         LLString                mHTML;
+
+        LLWString                       mPreeditWString;
+        LLWString                       mPreeditOverwrittenWString;
+        std::vector<S32>        mPreeditPositions;
+        std::vector<BOOL>       mPreeditStandouts;
 };
 
 class LLTextSegment