use unsigned char to avoid MSVC warnings about cast truncations

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

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index 63d39498843c7e0d3aede3a8d83e322b3295c25d..7114765e93ab331640e7612d3386d34ab33b4a10 100644 (file)
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -26,32 +26,28 @@
 
 #if wxUSE_MDI && !defined(__WXUNIVERSAL__)
 
+#include "wx/mdi.h"
+
 #ifndef WX_PRECOMP
     #include "wx/frame.h"
     #include "wx/menu.h"
     #include "wx/app.h"
     #include "wx/utils.h"
     #include "wx/dialog.h"
-    #if wxUSE_STATUSBAR
-        #include "wx/statusbr.h"
-    #endif
+    #include "wx/statusbr.h"
     #include "wx/settings.h"
     #include "wx/intl.h"
     #include "wx/log.h"
+    #include "wx/toolbar.h"
 #endif
 
 #include "wx/stockitem.h"
-#include "wx/mdi.h"
 #include "wx/msw/private.h"
 
 #if wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR
     #include "wx/msw/statbr95.h"
 #endif
 
-#if wxUSE_TOOLBAR
-    #include "wx/toolbar.h"
-#endif // wxUSE_TOOLBAR
-
 #include <string.h>
 
 // ---------------------------------------------------------------------------
@@ -63,11 +59,8 @@ extern wxMenu *wxCurrentPopupMenu;
 extern const wxChar *wxMDIFrameClassName;   // from app.cpp
 extern const wxChar *wxMDIChildFrameClassName;
 extern const wxChar *wxMDIChildFrameClassNameNoRedraw;
-extern void wxAssociateWinWithHandle(HWND hWnd, wxWindow *win);
 extern void wxRemoveHandleAssociation(wxWindow *win);
 
-static HWND invalidHandle = 0;
-
 // ---------------------------------------------------------------------------
 // constants
 // ---------------------------------------------------------------------------
@@ -206,7 +199,7 @@ bool wxMDIParentFrame::Create(wxWindow *parent,
   msflags &= ~WS_HSCROLL;
 
   if ( !wxWindow::MSWCreate(wxMDIFrameClassName,
-                            title,
+                            title.wx_str(),
                             pos, size,
                             msflags,
                             exflags) )
@@ -322,6 +315,17 @@ void wxMDIParentFrame::DoMenuUpdates(wxMenu* menu)
     }
 }
 
+const wxMenuItem *wxMDIParentFrame::FindItemInMenuBar(int menuId) const
+{
+    const wxMenuItem *item = wxFrame::FindItemInMenuBar(menuId);
+    if ( !item && m_currentChild )
+    {
+        item = m_currentChild->FindItemInMenuBar(menuId);
+    }
+
+    return item;
+}
+
 void wxMDIParentFrame::UpdateClientSize()
 {
     if ( GetClientWindow() )
@@ -482,24 +486,6 @@ WXLRESULT wxMDIParentFrame::MSWWindowProc(WXUINT message,
             rc = true;
             break;
 
-        case WM_MENUSELECT:
-            {
-                WXWORD item, flags;
-                WXHMENU hmenu;
-                UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
-
-                if ( m_parentFrameActive )
-                {
-                    processed = HandleMenuSelect(item, flags, hmenu);
-                }
-                else if (m_currentChild)
-                {
-                    processed = m_currentChild->
-                        HandleMenuSelect(item, flags, hmenu);
-                }
-            }
-            break;
-
         case WM_SIZE:
             // though we don't (usually) resize the MDI client to exactly fit the
             // client area we need to pass this one to DefFrameProc to allow the children to show
@@ -725,7 +711,7 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
   mcs.szClass = style & wxFULL_REPAINT_ON_RESIZE
                     ? wxMDIChildFrameClassName
                     : wxMDIChildFrameClassNameNoRedraw;
-  mcs.szTitle = title;
+  mcs.szTitle = title.wx_str();
   mcs.hOwner = wxGetInstance();
   if (x != wxDefaultCoord)
       mcs.x = x;
@@ -772,13 +758,23 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
   m_hWnd = (WXHWND)::SendMessage(GetWinHwnd(parent->GetClientWindow()),
                                  WM_MDICREATE, 0, (LONG)(LPSTR)&mcs);
 
-  wxAssociateWinWithHandle((HWND) GetHWND(), this);
+  if ( !m_hWnd )
+  {
+      wxLogLastError(_T("WM_MDICREATE"));
+      return false;
+  }
+
+  SubclassWin(m_hWnd);
 
   return true;
 }
 
 wxMDIChildFrame::~wxMDIChildFrame()
 {
+    // if we hadn't been created, there is nothing to destroy
+    if ( !m_hWnd )
+        return;
+
     // will be destroyed by DestroyChildren() but reset them before calling it
     // to avoid using dangling pointers if a callback comes in the meanwhile
 #if wxUSE_TOOLBAR
@@ -860,6 +856,21 @@ void wxMDIChildFrame::DoSetClientSize(int width, int height)
   GetEventHandler()->ProcessEvent(event);
 }
 
+// Unlike other wxTopLevelWindowBase, the mdi child's "GetPosition" is not the
+//  same as its GetScreenPosition
+void wxMDIChildFrame::DoGetScreenPosition(int *x, int *y) const
+{
+  HWND hWnd = GetHwnd();
+
+  RECT rect;
+  ::GetWindowRect(hWnd, &rect);
+  if (x)
+     *x = rect.left;
+  if (y)
+     *y = rect.top;
+}
+
+
 void wxMDIChildFrame::DoGetPosition(int *x, int *y) const
 {
   RECT rect;
@@ -1170,8 +1181,6 @@ bool wxMDIChildFrame::MSWTranslateMessage(WXMSG* msg)
 
 void wxMDIChildFrame::MSWDestroyWindow()
 {
-    invalidHandle = GetHwnd();
-
     wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
 
     // Must make sure this handle is invalidated (set to NULL) since all sorts
@@ -1185,8 +1194,6 @@ void wxMDIChildFrame::MSWDestroyWindow()
     if (parent->GetActiveChild() == (wxMDIChildFrame*) NULL)
         ResetWindowStyle((void*) NULL);
 
-    invalidHandle = 0;
-
     if (m_hMenu)
     {
         ::DestroyMenu((HMENU) m_hMenu);
@@ -1381,7 +1388,11 @@ static void MDISetMenu(wxWindow *win, HMENU hmenuFrame, HMENU hmenuWindow)
                             (WPARAM)hmenuFrame,
                             (LPARAM)hmenuWindow) )
         {
-            wxLogLastError(_T("SendMessage(WM_MDISETMENU)"));
+#ifdef __WXDEBUG__
+            DWORD err = ::GetLastError();
+            if ( err )
+                wxLogApiError(_T("SendMessage(WM_MDISETMENU)"), err);
+#endif // __WXDEBUG__
         }
     }
 
@@ -1419,14 +1430,14 @@ static void InsertWindowMenu(wxWindow *win, WXHMENU menu, HMENU subMenu)
             {
                 success = true;
                 ::InsertMenu(hmenu, i, MF_BYPOSITION | MF_POPUP | MF_STRING,
-                             (UINT)subMenu, _("&Window"));
+                             (UINT)subMenu, _("&Window").wx_str());
                 break;
             }
         }
 
         if ( !success )
         {
-            ::AppendMenu(hmenu, MF_POPUP, (UINT)subMenu, _("&Window"));
+            ::AppendMenu(hmenu, MF_POPUP, (UINT)subMenu, _("&Window").wx_str());
         }
     }