Separated out book control sizing code

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

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index e5dc707a8d473518970eb858a19d8453bbb2620a..286039c640f050db82547822cfd690d4a8b133cb 100644 (file)
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -28,7 +28,6 @@
     #include "wx/msw/wrapwin.h"
     #include "wx/window.h"
     #include "wx/accel.h"
-    #include "wx/setup.h"
     #include "wx/menu.h"
     #include "wx/dc.h"
     #include "wx/dcclient.h"
@@ -941,7 +940,7 @@ void wxWindowMSW::SetScrollbar(int orient,
         // We have to set the variables here to make them valid in events
         // triggered by ::SetScrollInfo()
         *(orient == wxHORIZONTAL ? &m_xThumbSize : &m_yThumbSize) = pageSize;
-        
+
         ::SetScrollInfo(hWnd, orient == wxHORIZONTAL ? SB_HORZ : SB_VERT,
                         &info, refresh);
     }
@@ -1090,20 +1089,19 @@ void wxWindowMSW::DissociateHandle()
 
 
 bool wxCheckWindowWndProc(WXHWND hWnd,
-                          WXFARPROC WXUNUSED_IN_WINCE(wndProc))
+                          WXFARPROC WXUNUSED(wndProc))
 {
-    // Unicows note: the code below works, but only because WNDCLASS contains
-    // original window handler rather that the unicows fake one. This may not
-    // be on purpose, though; if it stops working with future versions of
-    // unicows.dll, we can override unicows hooks by setting
-    // Unicows_{Set,Get}WindowLong and Unicows_RegisterClass to our own
-    // versions that keep track of fake<->real wnd proc mapping.
+// TODO: This list of window class names should be factored out so they can be
+// managed in one place and then accessed from here and other places, such as
+// wxApp::RegisterWindowClasses() and wxApp::UnregisterWindowClasses()
 
-    // On WinCE (at least), the wndproc comparison doesn't work,
-    // so have to use something like this.
 #ifdef __WXWINCE__
     extern       wxChar *wxCanvasClassName;
     extern       wxChar *wxCanvasClassNameNR;
+#else
+    extern const wxChar *wxCanvasClassName;
+    extern const wxChar *wxCanvasClassNameNR;
+#endif
     extern const wxChar *wxMDIFrameClassName;
     extern const wxChar *wxMDIFrameClassNameNoRedraw;
     extern const wxChar *wxMDIChildFrameClassName;
@@ -1117,19 +1115,8 @@ bool wxCheckWindowWndProc(WXHWND hWnd,
         str == wxMDIChildFrameClassNameNoRedraw ||
         str == _T("wxTLWHiddenParent"))
         return true; // Effectively means don't subclass
-
-    return false;
-#else
-    WNDCLASS cls;
-    if ( !::GetClassInfo(wxGetInstance(), wxGetWindowClass(hWnd), &cls) )
-    {
-        wxLogLastError(_T("GetClassInfo"));
-
+    else
         return false;
-    }
-
-    return wndProc == (WXFARPROC)cls.lpfnWndProc;
-#endif
 }
 
 // ----------------------------------------------------------------------------
@@ -1524,12 +1511,21 @@ void wxWindowMSW::DoGetClientSize(int *x, int *y) const
         if ( y )
             *y = rect.bottom;
     }
-    else // non top level
+    else // non top level and using deferred sizing
     {
-        // size is the same as client size for non top level windows, so
-        // forward to GetSize() to take into account deferred sizing (which
-        // wxGetClientRect() doesn't)
-        DoGetSize(x, y);
+        // we need to calculate the *pending* client size here
+        RECT rect;
+        rect.left = m_pendingPosition.x;
+        rect.top = m_pendingPosition.y;
+        rect.right = rect.left + m_pendingSize.x;
+        rect.bottom = rect.top + m_pendingSize.y;
+
+        ::SendMessage(GetHwnd(), WM_NCCALCSIZE, FALSE, (LPARAM)&rect);
+
+        if ( x )
+            *x = rect.right - rect.left;
+        if ( y )
+            *y = rect.bottom - rect.top;
     }
 }
 
@@ -1749,9 +1745,10 @@ void wxWindowMSW::DoSetClientSize(int width, int height)
 {
     // setting the client size is less obvious than it could have been
     // because in the result of changing the total size the window scrollbar
-    // may [dis]appear and/or its menubar may [un]wrap and so the client size
-    // will not be correct as the difference between the total and client size
-    // changes - so we keep changing it until we get it right
+    // may [dis]appear and/or its menubar may [un]wrap (and AdjustWindowRect()
+    // doesn't take neither into account) and so the client size will not be
+    // correct as the difference between the total and client size changes --
+    // so we keep changing it until we get it right
     //
     // normally this loop shouldn't take more than 3 iterations (usually 1 but
     // if scrollbars [dis]appear as the result of the first call, then 2 and it
@@ -1792,7 +1789,9 @@ void wxWindowMSW::DoSetClientSize(int width, int height)
         }
 
         // don't call DoMoveWindow() because we want to move window immediately
-        // and not defer it here
+        // and not defer it here as otherwise the value returned by
+        // GetClient/WindowRect() wouldn't change as the window wouldn't be
+        // really resized
         if ( !::MoveWindow(GetHwnd(),
                            rectWin.left,
                            rectWin.top,