wxCursor(wxImage) added (Chris Elliott, patch 517439)

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

diff --git a/include/wx/window.h b/include/wx/window.h
index 3abbf6a33029957f7dd474462f591e2543db901f..90611c917b58cf7aea4562e023d06ae440f26756 100644 (file)
--- a/include/wx/window.h
+++ b/include/wx/window.h
@@ -32,6 +32,11 @@
 
 #include "wx/validate.h"        // for wxDefaultValidator (always include it)
 
+#if wxUSE_PALETTE
+       #include "wx/dcclient.h"
+       #include "wx/palette.h"
+#endif // wxUSE_PALETTE
+
 #if wxUSE_ACCEL
     #include "wx/accel.h"
 #endif // wxUSE_ACCEL
@@ -288,8 +293,8 @@ public:
                                int maxW = -1, int maxH = -1,
                                int incW = -1, int incH = -1 );
 
-    int GetMinWidth() const { return m_minWidth; }
-    int GetMinHeight() const { return m_minHeight; }
+    virtual int GetMinWidth() const { return m_minWidth; }
+    virtual int GetMinHeight() const { return m_minHeight; }
     int GetMaxWidth() const { return m_maxWidth; }
     int GetMaxHeight() const { return m_maxHeight; }
 
@@ -322,7 +327,7 @@ public:
 
         // extra style: the less often used style bits which can't be set with
         // SetWindowStyleFlag()
-    void SetExtraStyle(long exStyle) { m_exStyle = exStyle; }
+    virtual void SetExtraStyle(long exStyle) { m_exStyle = exStyle; }
     long GetExtraStyle() const { return m_exStyle; }
 
         // make the window modal (all other windows unresponsive)
@@ -403,6 +408,13 @@ public:
     void PushEventHandler( wxEvtHandler *handler );
     wxEvtHandler *PopEventHandler( bool deleteHandler = FALSE );
 
+        // find the given handler in the event handler chain and remove (but
+        // not delete) it from the event handler chain, return TRUE if it was
+        // found and FALSE otherwise (this also results in an assert failure so
+        // this function should only be called when the handler is supposed to
+        // be there)
+    bool RemoveEventHandler(wxEvtHandler *handler);
+
     // validators
     // ----------
 
@@ -460,9 +472,12 @@ public:
         // move the mouse to the specified position
     virtual void WarpPointer(int x, int y) = 0;
 
-        // start or end mouse capture
-    virtual void CaptureMouse() = 0;
-    virtual void ReleaseMouse() = 0;
+        // start or end mouse capture, these functions maintain the stack of
+        // windows having captured the mouse and after calling ReleaseMouse()
+        // the mouse is not released but returns to the window which had had
+        // captured it previously (if any)
+    void CaptureMouse();
+    void ReleaseMouse();
 
         // get the window which currently captures the mouse or NULL
     static wxWindow *GetCapture();
@@ -719,9 +734,13 @@ public:
     virtual void GetPositionConstraint(int *x, int *y) const ;
 
         // sizers
-        // TODO: what are they and how do they work??
     void SetSizer( wxSizer *sizer );
     wxSizer *GetSizer() const { return m_windowSizer; }
+
+    // Track if this window is a member of a sizer
+    void SetContainingSizer(wxSizer* sizer) { m_containingSizer = sizer; }
+    wxSizer *GetContainingSizer() const { return m_containingSizer; }
+
 #endif // wxUSE_CONSTRAINTS
 
     // backward compatibility
@@ -751,6 +770,22 @@ public:
         // platform-specific APIs
     virtual WXWidget GetHandle() const = 0;
 
+#if wxUSE_PALETTE
+        // Store the palette used by DCs in wxWindow so that the dcs can share
+        // a palette. And we can respond to palette messages.
+    wxPalette GetPalette() const { return m_palette; }
+
+        // When palette is changed tell the DC to set the system palette to the
+        // new one.
+    void SetPalette(const wxPalette& pal);
+
+        // return true if we have a specific palette
+    bool HasCustomPalette() const { return m_hasCustomPalette; }
+
+        // return the first parent window with a custom palette or NULL
+    wxWindow *GetAncestorWithCustomPalette() const;
+#endif // wxUSE_PALETTE
+
 protected:
     // the window id - a number which uniquely identifies a window among
     // its siblings unless it is -1
@@ -809,10 +844,11 @@ protected:
     // constraints this window is involved in
     wxWindowList        *m_constraintsInvolvedIn;
 
-    // top level and the parent sizers
-    // TODO what's this and how does it work?)
+    // this window's sizer
     wxSizer             *m_windowSizer;
-    wxWindowBase        *m_sizerParent;
+
+    // The sizer this window is a member of, if any
+    wxSizer             *m_containingSizer;
 
     // Layout() window automatically when its size changes?
     bool                 m_autoLayout:1;
@@ -834,7 +870,13 @@ protected:
     wxString             m_windowName;
     bool                 m_themeEnabled;
 
+#if wxUSE_PALETTE
+    wxPalette            m_palette;
+    bool                 m_hasCustomPalette;
+#endif // wxUSE_PALETTE
+
 protected:
+
     // common part of all ctors: it is not virtual because it is called from
     // ctor
     void InitBase();
@@ -883,6 +925,10 @@ protected:
 
     virtual wxHitTest DoHitTest(wxCoord x, wxCoord y) const;
 
+    // capture/release the mouse, used by Capture/ReleaseMouse()
+    virtual void DoCaptureMouse() = 0;
+    virtual void DoReleaseMouse() = 0;
+
     // retrieve the position/size of the window
     virtual void DoGetPosition( int *x, int *y ) const = 0;
     virtual void DoGetSize( int *width, int *height ) const = 0;
@@ -921,10 +967,15 @@ protected:
     // a toolbar that it manages itself).
     virtual void AdjustForParentClientOrigin(int& x, int& y, int sizeFlags);
 
+
 private:
+
     // contains the last id generated by NewControlId
     static int ms_lastControlId;
 
+    // the stack of windows which have captured the mouse
+    static struct WXDLLEXPORT wxWindowNext *ms_winCaptureNext;
+
     DECLARE_ABSTRACT_CLASS(wxWindowBase)
     DECLARE_NO_COPY_CLASS(wxWindowBase)
     DECLARE_EVENT_TABLE()
@@ -953,6 +1004,14 @@ private:
         #define sm_classwxWindowGTK sm_classwxWindow
     #endif // wxUniv
     #include "wx/gtk/window.h"
+#elif defined(__WXX11__)
+    #ifdef __WXUNIVERSAL__
+        #define wxWindowNative wxWindowX11
+    #else // !wxUniv
+        #define wxWindowX11 wxWindow
+        #define sm_classwxWindowX11 sm_classwxWindow
+    #endif // wxUniv
+    #include "wx/x11/window.h"
 #elif defined(__WXMGL__)
     #ifdef __WXUNIVERSAL__
         #define wxWindowNative wxWindowMGL