C++: Select All select the symbol while renaming symbol

https://bugreports.qt.nokia.com//browse/QTCREATORBUG-5520

Change-Id: Ifb163adb2609e17cdbc3df1e90b7e583c75fac49
Reviewed-by: Leandro Melo <leandro.melo@nokia.com>

src/plugins/cppeditor/cppeditor.cpp

@@ -579,6 +579,27 @@ void CPPEditorWidget::cut()
     finishRename();
 }
 
+void CPPEditorWidget::selectAll()
+{
+    // if we are currently renaming a symbol
+    // and the cursor is over that symbol, select just that symbol
+    if (m_currentRenameSelection != NoCurrentRenameSelection) {
+        QTextCursor cursor = textCursor();
+        int selectionBegin = m_currentRenameSelectionBegin.position();
+        int selectionEnd = m_currentRenameSelectionEnd.position();
+
+        if (cursor.position() >= selectionBegin
+                && cursor.position() <= selectionEnd) {
+            cursor.setPosition(selectionBegin);
+            cursor.setPosition(selectionEnd, QTextCursor::KeepAnchor);
+            setTextCursor(cursor);
+            return;
+        }
+    }
+
+    BaseTextEditorWidget::selectAll();
+}
+
 CppModelManagerInterface *CPPEditorWidget::modelManager() const
 {
     return m_modelManager;

src/plugins/cppeditor/cppeditor.h

@@ -179,6 +179,7 @@ public:
 
     virtual void paste(); // reimplemented from BaseTextEditorWidget
     virtual void cut(); // reimplemented from BaseTextEditorWidget
+    virtual void selectAll(); // reimplemented from BaseTextEditorWidget
 
     CPlusPlus::CppModelManagerInterface *modelManager() const;
 

src/plugins/texteditor/basetexteditor.cpp

@@ -5763,6 +5763,12 @@ void BaseTextEditorWidget::cut()
     QPlainTextEdit::cut();
 }
 
+void BaseTextEditorWidget::selectAll()
+{
+    d->clearBlockSelection();
+    QPlainTextEdit::selectAll();
+}
+
 void BaseTextEditorWidget::copy()
 {
     if (!textCursor().hasSelection())

src/plugins/texteditor/basetexteditor.h

@@ -257,6 +257,7 @@ public slots:
     virtual void copy();
     virtual void paste();
     virtual void cut();
+    virtual void selectAll();
 
     void circularPaste();