Further performance optimizations

[wxWidgets.git] / include / wx / gtk / textctrl.h

diff --git a/include/wx/gtk/textctrl.h b/include/wx/gtk/textctrl.h
index 1cb6cf64bdae87fc03c68ef58aa56e5f99b9d99e..19d716fcab6ed241425754fa539eb4d0c9eb44c9 100644 (file)
--- a/include/wx/gtk/textctrl.h
+++ b/include/wx/gtk/textctrl.h
@@ -8,8 +8,10 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifndef __GTKTEXTCTRLH__
-#define __GTKTEXTCTRLH__
+#ifndef _WX_GTK_TEXTCTRL_H_
+#define _WX_GTK_TEXTCTRL_H_
+
+typedef struct _GtkTextMark GtkTextMark;
 
 //-----------------------------------------------------------------------------
 // wxTextCtrl
@@ -42,6 +44,7 @@ public:
     // implement base class pure virtuals
     // ----------------------------------
 
+    virtual void WriteText(const wxString& text);
     virtual wxString GetValue() const;
     virtual bool IsEmpty() const;
 
@@ -52,30 +55,13 @@ public:
     virtual bool IsModified() const;
     virtual bool IsEditable() const;
 
-    // If the return values from and to are the same, there is no selection.
     virtual void GetSelection(long* from, long* to) const;
 
-    // operations
-    // ----------
-
-    // editing
-    virtual void Clear();
-    virtual void Replace(long from, long to, const wxString& value);
     virtual void Remove(long from, long to);
 
-    // sets/clears the dirty flag
     virtual void MarkDirty();
     virtual void DiscardEdits();
 
-    virtual void SetMaxLength(unsigned long len);
-
-    // writing text inserts it at the current position, appending always
-    // inserts it at the end
-    virtual void WriteText(const wxString& text);
-    virtual void AppendText(const wxString& text);
-
-    // apply text attribute to the range of text (only works with richedit
-    // controls)
     virtual bool SetStyle(long start, long end, const wxTextAttr& style);
 
     // translate between the position (which is just an index in the text ctrl
@@ -99,16 +85,8 @@ public:
     virtual void Cut();
     virtual void Paste();
 
-    // Undo/redo
-    virtual void Undo();
-    virtual void Redo();
-
-    virtual bool CanUndo() const;
-    virtual bool CanRedo() const;
-
     // Insertion point
     virtual void SetInsertionPoint(long pos);
-    virtual void SetInsertionPointEnd();
     virtual long GetInsertionPoint() const;
     virtual wxTextPos GetLastPosition() const;
 
@@ -143,18 +121,8 @@ public:
 
     void SetUpdateFont(bool WXUNUSED(update)) { }
 
-    // GTK+ textctrl is so dumb that you need to freeze/thaw it manually to
-    // avoid horrible flicker/scrolling back and forth
-    virtual void Freeze();
-    virtual void Thaw();
-
     // implementation only from now on
 
-    // wxGTK-specific: called recursively by Enable,
-    // to give widgets an oppprtunity to correct their colours after they
-    // have been changed by Enable
-    virtual void OnParentEnable( bool enable ) ;
-
     // tell the control to ignore next text changed signal
     void IgnoreNextTextUpdate(int n = 1) { m_countUpdatesToIgnore = n; }
 
@@ -175,14 +143,20 @@ public:
     static wxVisualAttributes
     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
 
-    // has the control been frozen by Freeze()?
-    bool IsFrozen() const { return m_frozenness > 0; }
-
 protected:
+    // wxGTK-specific: called recursively by Enable,
+    // to give widgets an oppprtunity to correct their colours after they
+    // have been changed by Enable
+    virtual void OnEnabled(bool enable);
+
+    // overridden wxWindow virtual methods
     virtual wxSize DoGetBestSize() const;
     virtual void DoApplyWidgetStyle(GtkRcStyle *style);
     virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
 
+    virtual void DoFreeze();
+    virtual void DoThaw();
+
     // common part of all ctors
     void Init();
 
@@ -197,10 +171,16 @@ protected:
     // set the given characteristic)
     void GTKSetEditable();
     void GTKSetVisibility();
+    void GTKSetActivatesDefault();
     void GTKSetWrapMode();
     void GTKSetJustification();
 
 private:
+    // overridden wxTextEntry virtual methods
+    virtual const wxWindow *GetEditableWindow() const { return this; }
+    virtual GtkEditable *GetEditable() const;
+    virtual void EnableTextChangedEvents(bool enable);
+
     // change the font for everything in this control
     void ChangeFontGlobally();
 
@@ -210,7 +190,17 @@ private:
     // encoding
     wxFontEncoding GetTextEncoding() const;
 
+    // returns either m_text or m_buffer depending on whether the control is
+    // single- or multi-line; convenient for the GTK+ functions which work with
+    // both
+    void *GetTextObject() const
+    {
+        return IsMultiLine() ? wx_static_cast(void *, m_buffer)
+                             : wx_static_cast(void *, m_text);
+    }
+
 
+    // the widget used for single line controls
     GtkWidget  *m_text;
 
     bool        m_modified:1;
@@ -219,11 +209,10 @@ private:
     int         m_countUpdatesToIgnore;
 
     // Our text buffer. Convenient, and holds the buffer while using
-    // a dummy one when m_frozenness > 0
+    // a dummy one when frozen
     GtkTextBuffer *m_buffer;
 
-    // number of calls to Freeze() minus number of calls to Thaw()
-    unsigned int m_frozenness;
+    GtkTextMark* m_showPositionOnThaw;
 
     // For wxTE_AUTO_URL
     void OnUrlMouseEvent(wxMouseEvent&);
@@ -234,5 +223,4 @@ private:
     DECLARE_DYNAMIC_CLASS(wxTextCtrl)
 };
 
-#endif // __GTKTEXTCTRLH__
-
+#endif // _WX_GTK_TEXTCTRL_H_