Add wxDataViewListModel base class for list models.

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

diff --git a/include/wx/gtk/dataview.h b/include/wx/gtk/dataview.h
index 1418915ef33a8ba2061cc6994e1cb415502d1f1f..589da74a9a5d6e64f741bfdc3389b0f4834f238e 100644 (file)
--- a/include/wx/gtk/dataview.h
+++ b/include/wx/gtk/dataview.h
@@ -19,6 +19,7 @@
 class WXDLLIMPEXP_FWD_ADV wxDataViewCtrl;
 class WXDLLIMPEXP_FWD_ADV wxDataViewCtrlInternal;
 
+typedef struct _GtkTreeViewColumn      GtkTreeViewColumn;
 
 // ---------------------------------------------------------
 // wxDataViewRenderer
@@ -37,16 +38,44 @@ public:
     virtual void SetAlignment( int align );
     virtual int GetAlignment() const;
 
-    // implementation
+    virtual void EnableEllipsize(wxEllipsizeMode mode = wxELLIPSIZE_MIDDLE);
+    virtual wxEllipsizeMode GetEllipsizeMode() const;
+
+    // GTK-specific implementation
+    // ---------------------------
+
+    // pack the GTK cell renderers used by this renderer to the given column
+    //
+    // by default only a single m_renderer is used but some renderers use more
+    // than one GTK cell renderer
+    virtual void GtkPackIntoColumn(GtkTreeViewColumn *column);
+
+    // called when the cell value was edited by user with the new value
+    //
+    // it validates the new value and notifies the model about the change by
+    // calling GtkOnCellChanged() if it was accepted
+    void GtkOnTextEdited(const gchar *itempath, const wxString& value);
+
     GtkCellRenderer* GetGtkHandle() { return m_renderer; }
     void GtkInitHandlers();
-    virtual bool GtkHasAttributes() { return false; }
     void GtkUpdateAlignment();
 
+    bool GtkIsUsingDefaultAttrs() const { return m_usingDefaultAttrs; }
+    void GtkSetUsingDefaultAttrs(bool def) { m_usingDefaultAttrs = def; }
+
 protected:
+    virtual void GtkOnCellChanged(const wxVariant& value,
+                                  const wxDataViewItem& item,
+                                  unsigned col);
+
+
     GtkCellRenderer   *m_renderer;
     int                m_alignment;
 
+    // true if we hadn't changed any visual attributes or restored them since
+    // doing this
+    bool m_usingDefaultAttrs;
+
 protected:
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRenderer)
 };
@@ -62,31 +91,31 @@ public:
                             wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
                             int align = wxDVR_DEFAULT_ALIGNMENT );
 
-    bool SetValue( const wxVariant &value );
-    bool GetValue( wxVariant &value ) const;
-
-    void SetAlignment( int align );
+    virtual bool SetValue( const wxVariant &value )
+    {
+        return SetTextValue(value);
+    }
 
-protected:
-    DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewTextRenderer)
-};
+    virtual bool GetValue( wxVariant &value ) const
+    {
+        wxString str;
+        if ( !GetTextValue(str) )
+            return false;
 
-// ---------------------------------------------------------
-// wxDataViewTextRendererAttr
-// ---------------------------------------------------------
+        value = str;
 
-class WXDLLIMPEXP_ADV wxDataViewTextRendererAttr: public wxDataViewTextRenderer
-{
-public:
-    wxDataViewTextRendererAttr( const wxString &varianttype = wxT("string"),
-                            wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
-                            int align = wxDVR_DEFAULT_ALIGNMENT );
+        return true;
+    }
 
-    // implementation
-    bool GtkHasAttributes() { return true; }
+    virtual void SetAlignment( int align );
 
 protected:
-    DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewTextRendererAttr)
+    // implementation of Set/GetValue()
+    bool SetTextValue(const wxString& str);
+    bool GetTextValue(wxString& str) const;
+
+
+    DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewTextRenderer)
 };
 
 // ---------------------------------------------------------
@@ -168,7 +197,7 @@ private:
     wxDC        *m_dc;
 
 public:
-    // Internal, temporay for RenderText.
+    // Internal, temporary for RenderText.
     GtkCellRenderer      *m_text_renderer;
     GdkWindow            *window;
     GtkWidget            *widget;
@@ -212,7 +241,7 @@ protected:
 // wxDataViewIconTextRenderer
 // ---------------------------------------------------------
 
-class WXDLLIMPEXP_ADV wxDataViewIconTextRenderer: public wxDataViewCustomRenderer
+class WXDLLIMPEXP_ADV wxDataViewIconTextRenderer: public wxDataViewTextRenderer
 {
 public:
     wxDataViewIconTextRenderer( const wxString &varianttype = wxT("wxDataViewIconText"),
@@ -223,17 +252,19 @@ public:
     bool SetValue( const wxVariant &value );
     bool GetValue( wxVariant &value ) const;
 
-    virtual bool Render( wxRect cell, wxDC *dc, int state );
-    virtual wxSize GetSize() const;
+    virtual void GtkPackIntoColumn(GtkTreeViewColumn *column);
 
-    virtual bool HasEditorCtrl() { return true; }
-    virtual wxControl* CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value );
-    virtual bool GetValueFromEditorCtrl( wxControl* editor, wxVariant &value );
+protected:
+    virtual void GtkOnCellChanged(const wxVariant& value,
+                                  const wxDataViewItem& item,
+                                  unsigned col);
 
 private:
     wxDataViewIconText   m_value;
 
-protected:
+    // we use the base class m_renderer for the text and this one for the icon
+    GtkCellRenderer *m_rendererIcon;
+
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewIconTextRenderer)
 };
 
@@ -383,18 +414,18 @@ public:
            const wxSize& size = wxDefaultSize, long style = 0,
            const wxValidator& validator = wxDefaultValidator )
     {
+        Init();
+
         Create(parent, id, pos, size, style, validator );
     }
 
-    virtual ~wxDataViewCtrl();
-
-    void Init();
-
     bool Create(wxWindow *parent, wxWindowID id,
            const wxPoint& pos = wxDefaultPosition,
            const wxSize& size = wxDefaultSize, long style = 0,
            const wxValidator& validator = wxDefaultValidator );
 
+    virtual ~wxDataViewCtrl();
+
     virtual bool AssociateModel( wxDataViewModel *model );
 
     virtual bool PrependColumn( wxDataViewColumn *col );
@@ -431,6 +462,7 @@ public:
     virtual bool IsExpanded( const wxDataViewItem & item ) const;
 
     virtual bool EnableDragSource( const wxDataFormat &format );
+    virtual bool EnableDropTarget( const wxDataFormat &format );
 
     static wxVisualAttributes
     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
@@ -446,7 +478,11 @@ protected:
     virtual void DoSetExpanderColumn();
     virtual void DoSetIndent();
 
+    virtual void DoApplyWidgetStyle(GtkRcStyle *style);
+
 private:
+    void Init();
+
     friend class wxDataViewCtrlDCImpl;
     friend class wxDataViewColumn;
     friend class wxGtkDataViewModelNotifier;
@@ -462,7 +498,7 @@ private:
     void GtkDisableSelectionEvents();
 
     DECLARE_DYNAMIC_CLASS(wxDataViewCtrl)
-    DECLARE_NO_COPY_CLASS(wxDataViewCtrl)
+    wxDECLARE_NO_COPY_CLASS(wxDataViewCtrl);
 };