use wx/crt.h as the 'official' header for wxCRT wrappers instead of wxchar.h; add...

[wxWidgets.git] / src / msw / window.cpp

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index e04a5e4b60fcf8e028a8baf56ffbe35830be57a3..26f261059f961cd491d193d5ebf64e0d44d91eb2 100644 (file)
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -57,6 +57,7 @@
     #include "wx/ownerdrw.h"
 #endif
 
+#include "wx/hashmap.h"
 #include "wx/evtloop.h"
 #include "wx/power.h"
 #include "wx/sysopt.h"
@@ -172,6 +173,13 @@ static struct MouseEventInfoDummy
 } gs_lastMouseEvent;
 #endif // wxUSE_MOUSEEVENT_HACK
 
+// hash containing the registered handlers for the custom messages
+WX_DECLARE_HASH_MAP(int, wxWindow::MSWMessageHandler,
+                    wxIntegerHash, wxIntegerEqual,
+                    MSWMessageHandlers);
+
+static MSWMessageHandlers gs_messageHandlers;
+
 // ---------------------------------------------------------------------------
 // private functions
 // ---------------------------------------------------------------------------
@@ -918,10 +926,7 @@ void wxWindowMSW::ScrollWindow(int dx, int dy, const wxRect *prect)
     RECT *pr;
     if ( prect )
     {
-        rect.left = prect->x;
-        rect.top = prect->y;
-        rect.right = prect->x + prect->width;
-        rect.bottom = prect->y + prect->height;
+        wxCopyRectToRECT(*prect, rect);
         pr = ▭
     }
     else
@@ -1459,11 +1464,7 @@ void wxWindowMSW::Refresh(bool eraseBack, const wxRect *rect)
         const RECT *pRect;
         if ( rect )
         {
-            mswRect.left = rect->x;
-            mswRect.top = rect->y;
-            mswRect.right = rect->x + rect->width;
-            mswRect.bottom = rect->y + rect->height;
-
+            wxCopyRectToRECT(*rect, mswRect);
             pRect = &mswRect;
         }
         else
@@ -2043,10 +2044,22 @@ bool wxWindowMSW::DoPopupMenu(wxMenu *menu, int x, int y)
     ::ClientToScreen(hWnd, &point);
     wxCurrentPopupMenu = menu;
 #if defined(__WXWINCE__)
-    UINT flags = 0;
-#else
-    UINT flags = TPM_RIGHTBUTTON | TPM_RECURSE;
-#endif
+    static const UINT flags = 0;
+#else // !__WXWINCE__
+    UINT flags = TPM_RIGHTBUTTON;
+    // NT4 doesn't support TPM_RECURSE and simply doesn't show the menu at all
+    // when it's use, I'm not sure about Win95/98 but prefer to err on the safe
+    // side and not to use it there neither -- modify the test if it does work
+    // on these systems
+    if ( wxGetWinVersion() >= wxWinVersion_5 )
+    {
+        // using TPM_RECURSE allows us to show a popup menu while another menu
+        // is opened which can be useful and is supported by the other
+        // platforms, so allow it under Windows too
+        flags |= TPM_RECURSE;
+    }
+#endif // __WXWINCE__/!__WXWINCE__
+
     ::TrackPopupMenu(hMenu, flags, point.x, point.y, 0, hWnd, NULL);
 
     // we need to do it right now as otherwise the events are never going to be
@@ -2319,7 +2332,7 @@ bool wxWindowMSW::MSWShouldPreProcessMessage(WXMSG* msg)
               node = node->GetNext() )
         {
             wxWindow * const win = node->GetData();
-            if ( win->AcceptsFocus() &&
+            if ( win->CanAcceptFocus() &&
                     !(::GetWindowLong(GetHwndOf(win), GWL_EXSTYLE) &
                         WS_EX_CONTROLPARENT) )
             {
@@ -2451,7 +2464,7 @@ LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message, WPARAM w
 
     LRESULT rc;
 
-    if ( wnd && wxEventLoop::AllowProcessing(wnd) )
+    if ( wnd && wxGUIEventLoop::AllowProcessing(wnd) )
         rc = wnd->MSWWindowProc(message, wParam, lParam);
     else
         rc = ::DefWindowProc(hWnd, message, wParam, lParam);
@@ -2729,7 +2742,7 @@ WXLRESULT wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM l
                     // problems, so don't do it for them (unnecessary anyhow)
                     if ( !win->IsOfStandardClass() )
                     {
-                        if ( message == WM_LBUTTONDOWN && win->AcceptsFocus() )
+                        if ( message == WM_LBUTTONDOWN && win->CanAcceptFocus() )
                             win->SetFocus();
                     }
                 }
@@ -3161,6 +3174,15 @@ WXLRESULT wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM l
             }
             break;
 #endif // __WXWINCE__
+
+        default:
+            // try a custom message handler
+            const MSWMessageHandlers::const_iterator
+                i = gs_messageHandlers.find(message);
+            if ( i != gs_messageHandlers.end() )
+            {
+                processed = (*i->second)(this, message, wParam, lParam);
+            }
     }
 
     if ( !processed )
@@ -5207,7 +5229,7 @@ int wxWindowMSW::HandleMenuChar(int WXUNUSED_IN_WINCE(chAccel),
                 //  menu creation code
                 wxMenuItem *item = (wxMenuItem*)mii.dwItemData;
 
-                const wxChar *p = wxStrchr(item->GetText(), _T('&'));
+                const wxChar *p = wxStrchr(item->GetText().wx_str(), _T('&'));
                 while ( p++ )
                 {
                     if ( *p == _T('&') )
@@ -5427,6 +5449,30 @@ bool wxWindowMSW::MSWOnScroll(int orientation, WXWORD wParam,
     return GetEventHandler()->ProcessEvent(event);
 }
 
+// ----------------------------------------------------------------------------
+// custom message handlers
+// ----------------------------------------------------------------------------
+
+/* static */ bool
+wxWindowMSW::MSWRegisterMessageHandler(int msg, MSWMessageHandler handler)
+{
+    wxCHECK_MSG( gs_messageHandlers.find(msg) == gs_messageHandlers.end(),
+                 false, _T("registering handler for the same message twice") );
+
+    gs_messageHandlers[msg] = handler;
+    return true;
+}
+
+/* static */ void
+wxWindowMSW::MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler)
+{
+    const MSWMessageHandlers::iterator i = gs_messageHandlers.find(msg);
+    wxCHECK_RET( i != gs_messageHandlers.end() && i->second == handler,
+                 _T("unregistering non-registered handler?") );
+
+    gs_messageHandlers.erase(i);
+}
+
 // ===========================================================================
 // global functions
 // ===========================================================================
@@ -6588,7 +6634,7 @@ public:
         }
 
         return CallNextHookEx(ms_hMsgHookProc, nCode, wParam, lParam);
-    };
+    }
 
 private:
     static HHOOK ms_hMsgHookProc;