X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ca39e4095ab3d2acd724d74eb8c09a1ae8704032..7b1279006496ba3251a755bcef91301ad107bb78:/include/wx/generic/splitter.h

diff --git a/include/wx/generic/splitter.h b/include/wx/generic/splitter.h
index ca6f119c2b..3667538fda 100644
--- a/include/wx/generic/splitter.h
+++ b/include/wx/generic/splitter.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        splitter.h
+// Name:        wx/splitter.h
 // Purpose:     wxSplitterWindow class
 // Author:      Julian Smart
 // Modified by:
@@ -154,22 +154,28 @@ public:
     void SetMinimumPaneSize(int min);
     int GetMinimumPaneSize() const { return m_minimumPaneSize; }
 
+    // NB: the OnXXX() functions below are for backwards compatibility only,
+    //     don't use them in new code but handle the events instead!
+
+    // called when the sash position is about to change, may return a new value
+    // for the sash or -1 to prevent the change from happening at all
+    virtual int OnSashPositionChanging(int newSashPosition);
+
     // Called when the sash position is about to be changed, return
     // FALSE from here to prevent the change from taking place.
     // Repositions sash to minimum position if pane would be too small.
     // newSashPosition here is always positive or zero.
-    virtual bool OnSashPositionChange(int WXUNUSED(newSashPosition))
-        { return TRUE; }
+    virtual bool OnSashPositionChange(int newSashPosition);
 
     // If the sash is moved to an extreme position, a subwindow
     // is removed from the splitter window, and the app is
     // notified. The app should delete or hide the window.
-    virtual void OnUnsplit(wxWindow *WXUNUSED(removed)) { }
+    virtual void OnUnsplit(wxWindow *removed);
 
     // Called when the sash is double-clicked.
     // The default behaviour is to remove the sash if the
     // minimum pane size is zero.
-    virtual void OnDoubleClickSash(int WXUNUSED(x), int WXUNUSED(y)) { }
+    virtual void OnDoubleClickSash(int x, int y);
 
 ////////////////////////////////////////////////////////////////////////////
 // Implementation
@@ -208,14 +214,14 @@ public:
     bool GetNeedUpdating() const { return m_needUpdating ; }
 
 protected:
-    // our event handlers
-    void OnSashPosChanged(wxSplitterEvent& event);
-    void OnSashPosChanging(wxSplitterEvent& event);
-    void OnDoubleClick(wxSplitterEvent& event);
-    void OnUnsplitEvent(wxSplitterEvent& event);
+    // event handlers
+#ifdef __WXMSW__
     void OnSetCursor(wxSetCursorEvent& event);
+#endif // wxMSW
 
-    void SendUnsplitEvent(wxWindow *winRemoved);
+    // send the given event, return FALSE if the event was processed and vetoed
+    // by the user code
+    inline bool DoSendEvent(wxSplitterEvent& event);
 
 protected:
     // common part of all ctors
@@ -231,10 +237,18 @@ protected:
 
     // get either width or height depending on the split mode
     int GetWindowSize() const;
-    
-    // set m_sashPosition w/ safeguards
+
+    // convert the user specified sash position which may be > 0 (as is), < 0
+    // (specifying the size of the right pane) or 0 (use default) to the real
+    // position to be passed to DoSetSashPosition()
+    int ConvertSashPosition(int sashPos) const;
+
+    // set the real sash position, sashPos here must be positive
     void DoSetSashPosition(int sashPos);
 
+    // set the cursor appropriate for the current split mode
+    void SetResizeCursor();
+
     wxSplitMode m_splitMode;
     bool        m_permitUnsplitAlways;
     bool        m_needUpdating; // when in live mode, set this to TRUE to resize children in idle
@@ -247,11 +261,12 @@ protected:
     int         m_sashSize;     // Sash width or height
     int         m_sashPosition; // Number of pixels from left or top
     int         m_requestedSashPosition;
+    int         m_sashPositionCurrent; // while dragging
     int         m_firstX;
     int         m_firstY;
     int         m_minimumPaneSize;
-    wxCursor*   m_sashCursorWE;
-    wxCursor*   m_sashCursorNS;
+    wxCursor    m_sashCursorWE;
+    wxCursor    m_sashCursorNS;
     wxPen*      m_sashTrackerPen;
     wxPen*      m_lightShadowPen;
     wxPen*      m_mediumShadowPen;
@@ -275,12 +290,12 @@ private:
 // usual wxWin convention, but the three event types have different kind of
 // data associated with them, so the accessors can be only used if the real
 // event type matches with the one for which the accessors make sense
-class WXDLLEXPORT wxSplitterEvent : public wxCommandEvent
+class WXDLLEXPORT wxSplitterEvent : public wxNotifyEvent
 {
 public:
     wxSplitterEvent(wxEventType type = wxEVT_NULL,
                     wxSplitterWindow *splitter = (wxSplitterWindow *)NULL)
-        : wxCommandEvent(type)
+        : wxNotifyEvent(type)
     {
         SetEventObject(splitter);
         if (splitter) m_id = splitter->GetId();