X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/47a8a4d5cc3e8fcb2efee4787cb9d244104beea5..e4e83f385a58f00b1f97315ebd80f380d16ae472:/include/wx/msw/window.h?ds=sidebyside

diff --git a/include/wx/msw/window.h b/include/wx/msw/window.h
index 8f846c2c9f..e65781c7a4 100644
--- a/include/wx/msw/window.h
+++ b/include/wx/msw/window.h
@@ -148,6 +148,29 @@ public:
     // does this window have deferred position and/or size?
     bool IsSizeDeferred() const;
 
+    // these functions allow to register a global handler for the given Windows
+    // message: it will be called from MSWWindowProc() of any window which gets
+    // this event if it's not processed before (i.e. unlike a hook procedure it
+    // does not override the normal processing)
+    //
+    // notice that if you want to process a message for a given window only you
+    // should override its MSWWindowProc() instead
+
+    // type of the handler: it is called with the message parameters (except
+    // that the window object is passed instead of window handle) and should
+    // return true if it handled the message or false if it should be passed to
+    // DefWindowProc()
+    typedef bool (*MSWMessageHandler)(wxWindowMSW *win,
+                                      WXUINT nMsg,
+                                      WXWPARAM wParam,
+                                      WXLPARAM lParam);
+
+    // install a handler, shouldn't be called more than one for the same message
+    static bool MSWRegisterMessageHandler(int msg, MSWMessageHandler handler);
+
+    // unregister a previously registered handler
+    static void MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler);
+
 
     // implementation from now on
     // ==========================
@@ -178,7 +201,7 @@ public:
     wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = false) const;
 
     // MSW only: true if this control is part of the main control
-    virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; };
+    virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; }
 
 #if wxUSE_TOOLTIPS
     // MSW only: true if this window or any of its children have a tooltip