Ensure wxCharTypeBuffer data is NUL-terminated after extend() call.

[wxWidgets.git] / include / wx / renderer.h

diff --git a/include/wx/renderer.h b/include/wx/renderer.h
index 16bd75f9bf1ff16701f5369cc3134aa6447711b0..6a0116d75ab8f4cb646656a2d2253b44c65a551d 100644 (file)
--- a/include/wx/renderer.h
+++ b/include/wx/renderer.h
@@ -41,6 +41,11 @@ class WXDLLIMPEXP_FWD_CORE wxWindow;
     #undef wxHAS_NATIVE_RENDERER
 #endif
 
+// only MSW and OS X currently provides DrawTitleBarBitmap() method
+#if defined(__WXMSW__) || (defined(__WXMAC__) && wxUSE_LIBPNG && wxUSE_IMAGE)
+    #define wxHAS_DRAW_TITLE_BAR_BITMAP
+#endif
+
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
@@ -70,6 +75,19 @@ enum
     wxCONTROL_DIRTY      = 0x80000000
 };
 
+// title bar buttons supported by DrawTitleBarBitmap()
+//
+// NB: they have the same values as wxTOPLEVEL_BUTTON_XXX constants in
+//     wx/univ/toplevel.h as they really represent the same things
+enum wxTitleBarButton
+{
+    wxTITLEBAR_BUTTON_CLOSE    = 0x01000000,
+    wxTITLEBAR_BUTTON_MAXIMIZE = 0x02000000,
+    wxTITLEBAR_BUTTON_ICONIZE  = 0x04000000,
+    wxTITLEBAR_BUTTON_RESTORE  = 0x08000000,
+    wxTITLEBAR_BUTTON_HELP     = 0x10000000
+};
+
 // ----------------------------------------------------------------------------
 // helper structs
 // ----------------------------------------------------------------------------
@@ -182,6 +200,9 @@ public:
     // height if available, or a generic height based on the window's font.
     virtual int GetHeaderButtonHeight(wxWindow *win) = 0;
 
+    // Returns the margin on left and right sides of header button's label
+    virtual int GetHeaderButtonMargin(wxWindow *win) = 0;
+
 
     // draw the expanded/collapsed icon for a tree control item
     virtual void DrawTreeItemButton(wxWindow *win,
@@ -277,11 +298,29 @@ public:
                               const wxRect& rect,
                               int flags = 0) = 0;
 
-    // Draw a native wxRadioButton (just the graphical portion)
-    virtual void DrawRadioButton(wxWindow* win,
-                                  wxDC& dc,
-                                  const wxRect& rect,
-                                  int flags = 0) = 0;
+    // Draw a native wxRadioButton bitmap
+    virtual void DrawRadioBitmap(wxWindow* win,
+                                 wxDC& dc,
+                                 const wxRect& rect,
+                                 int flags = 0) = 0;
+
+#ifdef wxHAS_DRAW_TITLE_BAR_BITMAP
+    // Draw one of the standard title bar buttons
+    //
+    // This is currently implemented only for MSW and OS X (for the close
+    // button only) because there is no way to render standard title bar
+    // buttons under the other platforms, the best can be done is to use normal
+    // (only) images which wxArtProvider provides for wxART_HELP and
+    // wxART_CLOSE (but not any other title bar buttons)
+    //
+    // NB: make sure PNG handler is enabled if using this function under OS X
+    virtual void DrawTitleBarBitmap(wxWindow *win,
+                                    wxDC& dc,
+                                    const wxRect& rect,
+                                    wxTitleBarButton button,
+                                    int flags = 0) = 0;
+#endif // wxHAS_DRAW_TITLE_BAR_BITMAP
+
 
     // geometry functions
     // ------------------
@@ -365,6 +404,9 @@ public:
     virtual int GetHeaderButtonHeight(wxWindow *win)
         { return m_rendererNative.GetHeaderButtonHeight(win); }
 
+    virtual int GetHeaderButtonMargin(wxWindow *win)
+        { return m_rendererNative.GetHeaderButtonMargin(win); }
+
     virtual void DrawTreeItemButton(wxWindow *win,
                                     wxDC& dc,
                                     const wxRect& rect,
@@ -443,11 +485,20 @@ public:
                               int flags = 0)
         { m_rendererNative.DrawTextCtrl( win, dc, rect, flags); }
 
-    virtual void DrawRadioButton(wxWindow* win,
-                                  wxDC& dc,
-                                  const wxRect& rect,
-                                  int flags = 0)
-        { m_rendererNative.DrawRadioButton( win, dc, rect, flags); }
+    virtual void DrawRadioBitmap(wxWindow* win,
+                                 wxDC& dc,
+                                 const wxRect& rect,
+                                 int flags = 0)
+        { m_rendererNative.DrawRadioBitmap(win, dc, rect, flags); }
+
+#ifdef wxHAS_DRAW_TITLE_BAR_BITMAP
+    virtual void DrawTitleBarBitmap(wxWindow *win,
+                                    wxDC& dc,
+                                    const wxRect& rect,
+                                    wxTitleBarButton button,
+                                    int flags = 0)
+        { m_rendererNative.DrawTitleBarBitmap(win, dc, rect, button, flags); }
+#endif // wxHAS_DRAW_TITLE_BAR_BITMAP
 
     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win)
         { return m_rendererNative.GetSplitterParams(win); }