avoid GCC warning about type-punned pointer breaking strict aliasing rules

[wxWidgets.git] / include / wx / mac / carbon / dataview.h

diff --git a/include/wx/mac/carbon/dataview.h b/include/wx/mac/carbon/dataview.h
index 67b17836cdad1662ded84e517bdcbf12c1770367..7a8fbeffaae04b450d1ba7d8ff367236d4a00afb 100644 (file)
--- a/include/wx/mac/carbon/dataview.h
+++ b/include/wx/mac/carbon/dataview.h
@@ -10,15 +10,19 @@
 #ifndef _WX_MACCARBONDATAVIEWCTRL_H_
 #define _WX_MACCARBONDATAVIEWCTRL_H_
 
-typedef void* DataBrowserItemDataRef;
+// --------------------------------------------------------
+// Type definitions to mask native types
+// --------------------------------------------------------
+
+typedef void*         WXDataBrowserItemDataRef;
 typedef unsigned long WXDataBrowserPropertyType;
-typedef wxUint32 WXDataBrowserPropertyID;
+typedef wxUint32      WXDataBrowserPropertyID;
 
 // ---------------------------------------------------------
 // wxDataViewRenderer
 // ---------------------------------------------------------
 
-class WXDLLIMPEXP_ADV wxDataViewRenderer: public wxDataViewRendererBase
+class WXDLLIMPEXP_ADV wxDataViewRenderer : public wxDataViewRendererBase
 {
 public:
 //
@@ -56,7 +60,7 @@ public:
 //
 // implementation
 //
-  DataBrowserItemDataRef GetDataReference(void) const
+  WXDataBrowserItemDataRef GetDataReference(void) const
   {
     return this->m_dataReference;
   }
@@ -65,12 +69,12 @@ public:
     return this->m_value;
   }
 
-  virtual WXDataBrowserPropertyType GetPropertyType() const = 0;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const = 0;
 
   virtual bool Render(void) = 0; // a call to the appropriate data browser function filling the data reference with the stored datum;
                                  // returns 'true' if the data value could be rendered, 'false' otherwise
 
-  void SetDataReference(DataBrowserItemDataRef const& newDataReference)
+  void SetDataReference(WXDataBrowserItemDataRef const& newDataReference)
   {
     this->m_dataReference = newDataReference;
   }
@@ -79,7 +83,7 @@ private:
 //
 // variables
 //
-  DataBrowserItemDataRef m_dataReference; // data reference of the data browser; the data will be assigned to this reference during rendering
+  WXDataBrowserItemDataRef m_dataReference; // data reference of the data browser; the data will be assigned to this reference during rendering
 
   int m_alignment; // contains the alignment flags
 
@@ -139,42 +143,6 @@ public:
     return false;
   }
 
-//
-// in-place editing
-//
-  virtual void CancelEditing()
-  {
-  }
-
-  virtual wxControl* CreateEditorCtrl(wxWindow * WXUNUSED(parent), wxRect WXUNUSED(labelRect), const wxVariant& WXUNUSED(value))
-  {
-    return NULL;
-  }
-
-  virtual bool FinishEditing()
-  {
-    return false;
-  }
-
-  wxControl* GetEditorCtrl(void) const
-  {
-    return this->m_editorCtrlPtr;
-  }
-  virtual bool GetValueFromEditorCtrl(wxControl* WXUNUSED(editor), wxVariant& WXUNUSED(value))
-  {
-    return false;
-  }
-
-  virtual bool HasEditorCtrl(void)
-  {
-    return false;
-  }
-
-  virtual bool StartEditing(wxDataViewItem const& WXUNUSED(item), wxRect WXUNUSED(labelRect)) 
-  {
-    return false;
-  }
-  
 //
 // device context handling
 //
@@ -186,7 +154,7 @@ public:
   virtual bool Render(void); // declared in wxDataViewRenderer but will not be used here, therefore calling this function will
                              // return 'true' without having done anything
 
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
 
   void SetDC(wxDC* newDCPtr); // this method takes ownership of the pointer
 
@@ -225,7 +193,7 @@ public:
 //
 // implementation
 //
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
 
 protected:
 private:
@@ -268,7 +236,7 @@ public:
 //
 // implementation
 //
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
 
 protected:
 private:
@@ -292,7 +260,7 @@ public:
 //
 // implementation
 //
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
   
 protected:
 private:
@@ -316,7 +284,7 @@ public:
 //
 // implementation
 //
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
 
 protected:
 private:
@@ -341,7 +309,7 @@ public:
 //
 // implementation
 //
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
 
 protected:
 private:
@@ -365,7 +333,7 @@ public:
 //
 // implementation
 //
-  virtual WXDataBrowserPropertyType GetPropertyType() const;
+  virtual WXDataBrowserPropertyType GetPropertyType(void) const;
 
 protected:
 private:
@@ -419,6 +387,10 @@ public:
   {
     return false; // not implemented
   }
+  virtual bool IsReorderable(void) const
+  {
+    return ((this->m_flags & wxDATAVIEW_COL_REORDERABLE) != 0);
+  }
   virtual bool IsResizeable(void) const
   {
     return ((this->m_flags & wxDATAVIEW_COL_RESIZABLE) != 0);
@@ -438,13 +410,14 @@ public:
   virtual void SetHidden(bool WXUNUSED(hidden))
   {
   }
-  virtual void SetMaxWidth  (int maxWidth);
-  virtual void SetMinWidth  (int minWidth);
-  virtual void SetResizeable(bool resizeable);
-  virtual void SetSortable  (bool sortable);
-  virtual void SetSortOrder (bool ascending);
-  virtual void SetTitle     (wxString const& title);
-  virtual void SetWidth     (int  width);
+  virtual void SetMaxWidth   (int maxWidth);
+  virtual void SetMinWidth   (int minWidth);
+  virtual void SetReorderable(bool reorderable);
+  virtual void SetResizeable (bool resizeable);
+  virtual void SetSortable   (bool sortable);
+  virtual void SetSortOrder  (bool ascending);
+  virtual void SetTitle      (wxString const& title);
+  virtual void SetWidth      (int  width);
 
 //
 // implementation
@@ -492,7 +465,7 @@ class WXDLLIMPEXP_ADV wxDataViewCtrl: public wxDataViewCtrlBase
 {
 public:
  // Constructors / destructor:
-  wxDataViewCtrl()
+  wxDataViewCtrl(void)
   {
     this->Init();
   }
@@ -521,6 +494,7 @@ public:
   virtual wxDataViewColumn* GetColumn(unsigned int pos) const;
   virtual unsigned int GetColumnCount(void) const;
   virtual int GetColumnPosition(wxDataViewColumn const* columnPtr) const;
+  virtual bool PrependColumn(wxDataViewColumn* columnPtr);
 
   virtual void Collapse(wxDataViewItem const& item);
   virtual void EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr=NULL);
@@ -551,9 +525,22 @@ public:
  // adds all children of the passed parent to the control; if 'parentItem' is invalid the root(s) is/are added:
   void AddChildrenLevel(wxDataViewItem const& parentItem);
 
+ // finishes editing of custom items; if no custom item is currently edited the method does nothing
+  void FinishCustomItemEditing(void);
+
  // returns a pointer to a column;
  // in case the pointer cannot be found NULL is returned:
   wxDataViewColumn* GetColumnPtr(WXDataBrowserPropertyID propertyID) const;
+ // returns the current being rendered item of the customized renderer (this item is only valid during editing)
+  wxDataViewItem const& GetCustomRendererItem(void) const
+  {
+    return this->m_CustomRendererItem;
+  }
+ // returns a pointer to a customized renderer (this pointer is only valid during editing)
+  wxDataViewCustomRenderer* GetCustomRendererPtr(void) const
+  {
+    return this->m_CustomRendererPtr;
+  }
 
  // checks if currently a delete process is running:
   bool IsDeleting(void) const
@@ -574,7 +561,17 @@ public:
     return this->m_cgContext;
   }
 
- /// sets the flag indicating a deletion process:
+ // sets the currently being edited item of the custom renderer
+  void SetCustomRendererItem(wxDataViewItem const& NewItem)
+  {
+    this->m_CustomRendererItem = NewItem;
+  }
+ // sets the custom renderer
+  void SetCustomRendererPtr(wxDataViewCustomRenderer* NewCustomRendererPtr)
+  {
+    this->m_CustomRendererPtr = NewCustomRendererPtr;
+  }
+ // sets the flag indicating a deletion process:
   void SetDeleting(bool deleting)
   {
     this->m_Deleting = deleting;
@@ -604,7 +601,11 @@ private:
                    // try to update data into variables that are already deleted; this flag will ignore all variable update requests during item deletion
 
   void* m_cgContext; // pointer to core graphics context
+
+  wxDataViewCustomRenderer* m_CustomRendererPtr; // pointer to a valid custom renderer while editing; this class does NOT own the pointer
   
+  wxDataViewItem m_CustomRendererItem; // currently edited item by the customerenderer; it is invalid while not editing
+
   ColumnPointerHashMapType m_ColumnPointers; // all column pointers are stored in a hash map with the property ID as a key
 
  // wxWidget internal stuff: