* move cursor horizontally ok

RedPandaIDE/qsynedit/SynEdit.h

@@ -142,10 +142,15 @@ public:
     explicit SynEdit(QWidget *parent = nullptr);
 
     /**
-     * @brief how many rows are there in the editor
+     * Returns how many rows are there in the editor
      * @return
      */
     int displayLineCount();
+
+    /**
+     * @brief displayX
+     * @return
+     */
     DisplayCoord displayXY();
     int displayX();
     int displayY();
@@ -192,6 +197,7 @@ public:
     void showCaret();
     void hideCaret();
 
+// setter && getters
     int topLine() const;
     void setTopLine(int value);
 
@@ -224,6 +230,15 @@ public:
 
     int tabWidth() const;
 
+    PSynHighlighter highlighter() const;
+    void setHighlighter(const PSynHighlighter &highlighter);
+
+    bool useCodeFolding() const;
+    void setUseCodeFolding(bool value);
+
+    QString lineText();
+    void setLineText(const QString s);
+
     PSynEditStringList lines() const;
     bool empty();
 
@@ -252,6 +267,8 @@ signals:
     void fontChanged();
     void tabSizeChanged();
 
+protected:
+
 protected:
     virtual bool onGetSpecialLineColors(int Line,
          QColor& foreground, QColor& backgroundColor) ;
@@ -259,6 +276,9 @@ protected:
     virtual void onGutterGetText(int aLine, QString& aText);
     virtual void onGutterPaint(QPainter& painter, int aLine, int X, int Y);
     virtual void onPaint(QPainter& painter);
+    virtual void onProcessCommand(SynEditorCommand Command, QChar AChar, void * pData);
+    virtual void onCommandProcessed(SynEditorCommand Command, QChar AChar, void * pData);
+    virtual void ExecuteCommand(SynEditorCommand Command, QChar AChar, void * pData);
 
 private:
     void clearAreaList(SynEditingAreaList areaList);
@@ -315,6 +335,18 @@ private:
     PSynEditFoldRange foldEndAtLine(int Line);
     void paintCaret(QPainter& painter, const QRect rcClip);
     int textOffset();
+    SynEditorCommand TranslateKeyCode(int key, Qt::KeyboardModifiers modifiers);
+    void CommandProcessor(SynEditorCommand Command, QChar AChar, void * pData);
+    /**
+     * Move the caret to right DX columns
+     * @param DX
+     * @param SelectionCommand
+     */
+    void MoveCaretHorz(int DX, bool isSelection);
+    void MoveCaretAndSelection(const BufferCoord& ptBefore, const BufferCoord& ptAfter,
+                               bool isSelection);
+    void MoveCaretToLineStart(bool isSelection);
+    void MoveCaretToLineEnd(bool isSelection);
 
 private slots:
     void bookMarkOptionsChanged();
@@ -440,34 +472,19 @@ private:
     int m_blinkStatus;
 
 
-    // QWidget interface
-protected:
-    void paintEvent(QPaintEvent *event) override;
+
 
 friend class SynEditTextPainter;
 
 // QWidget interface
 protected:
+void paintEvent(QPaintEvent *event) override;
 void resizeEvent(QResizeEvent *event) override;
-
-// QObject interface
-protected:
 void timerEvent(QTimerEvent *event) override;
-
-// QObject interface
-public:
 bool event(QEvent *event) override;
-
-// QWidget interface
-PSynHighlighter highlighter() const;
-void setHighlighter(const PSynHighlighter &highlighter);
-
-bool useCodeFolding() const;
-void setUseCodeFolding(bool value);
-
-protected:
 void focusInEvent(QFocusEvent *event) override;
 void focusOutEvent(QFocusEvent *event) override;
+void keyPressEvent(QKeyEvent *event) override;
 };
 
 #endif // SYNEDIT_H

RedPandaIDE/qsynedit/TextPainter.cpp

@@ -50,9 +50,7 @@ void SynEditTextPainter::paintTextLines(const QRect& clip)
         rcToken.setRight(edit->mGutterWidth + 2);
         // Paint whole left edge of the text with same color.
         // (value of WhiteAttribute can vary in e.g. MultiSyn)
-        painter->setPen(colEditorBG());
-        painter->setBrush(colEditorBG());
-        painter->drawRect(rcToken);
+        painter->fillRect(rcToken,colEditorBG());
         // Adjust the invalid area to not include this area.
         AClip.setLeft(rcToken.right());
     }
@@ -60,9 +58,7 @@ void SynEditTextPainter::paintTextLines(const QRect& clip)
     rcToken = AClip;
     rcToken.setTop((aLastRow - edit->mTopLine + 1) * edit->mTextHeight);
     if (rcToken.top() < rcToken.bottom()) {
-        painter->setPen(colEditorBG());
-        painter->setBrush(colEditorBG());
-        painter->drawRect(rcToken);
+        painter->fillRect(rcToken,colEditorBG());
         // Draw the right edge if necessary.
         if (bDoRightEdge) {
             QPen pen(edit->mRightEdgeColor,1);
@@ -95,12 +91,9 @@ void SynEditTextPainter::paintGutter(const QRect& clip)
     // the background first. Do it line by line with TextRect instead
     // and fill only the area after the last visible line.
     //painter->setClipRect(AClip);
-    painter->setBrush(edit->mGutter.color());
-    painter->setPen(edit->mGutter.color());
+    painter->fillRect(AClip,edit->mGutter.color());
+
     rcLine=AClip;
-
-    painter->drawRect(AClip);
-
     if (edit->mGutter.showLineNumbers()) {
         // prepare the rect initially
         rcLine = AClip;
@@ -355,11 +348,7 @@ void SynEditTextPainter::PaintToken(const QString &Token, int TokenCols, int Col
         nX = ColumnToXValue(First);
         First -= ColumnsBefore;
         Last -= ColumnsBefore;
-        QPen oldPen = painter->pen();
-        QPen newPen(painter->brush().color());
-        painter->setPen(newPen);
-        painter->drawRect(rcToken);
-        painter->setPen(oldPen);
+        painter->fillRect(rcToken,painter->brush());
         if (First > TokenCols) {
         } else {
             int tokenColLen=0;
@@ -520,30 +509,26 @@ void SynEditTextPainter::PaintHighlightToken(bool bFillToEOL)
                 rcToken.setRight(nX1);
 //                if (TokenAccu.Len != 0 && TokenAccu.Style != SynFontStyle::fsNone)
 //                    AdjustEndRect();
-                painter->setPen(Qt::NoPen);
-                painter->drawRect(rcToken);
+                painter->fillRect(rcToken,painter->brush());
                 rcToken.setLeft(nX1);
             }
             if (rcToken.left() < nX2) {
                 setDrawingColors(true);
                 rcToken.setRight(nX2);
-                painter->setPen(Qt::NoPen);
-                painter->drawRect(rcToken);
+                painter->fillRect(rcToken,painter->brush());
                 rcToken.setLeft(nX2);
             }
             if (rcToken.left() < rcLine.right()) {
                 setDrawingColors(false);
                 rcToken.setRight(rcLine.right());
-                painter->setPen(Qt::NoPen);
-                painter->drawRect(rcToken);
+                painter->fillRect(rcToken,painter->brush());
             }
         }  else {
             setDrawingColors(bLineSelected);
             rcToken.setRight(rcLine.right());
 //            if (TokenAccu.Len != 0 && TokenAccu.Style != SynFontStyle::fsNone)
 //                AdjustEndRect();
-            painter->setPen(painter->brush().color());
-            painter->drawRect(rcToken);
+            painter->fillRect(rcToken,painter->brush());
         }
     }
 }