//
// the correct solution is to create the controls as siblings of the
// static box
- wxASSERT_MSG( !wxDynamicCastThis(wxStaticBox),
+ wxASSERT_MSG( !wxDynamicCast(parent, wxStaticBox),
_T("wxStaticBox can't be used as a window parent!") );
#endif // wxUSE_STATBOX
void wxWindowMSW::SetScrollPos(int orient, int pos, bool refresh)
{
-#if defined(__WIN95__)
- SCROLLINFO info;
- int dir;
+ HWND hWnd = GetHwnd();
+ wxCHECK_RET( hWnd, _T("SetScrollPos: no HWND") );
- if ( orient == wxHORIZONTAL ) {
- dir = SB_HORZ;
- } else {
- dir = SB_VERT;
- }
+ int dir = orient == wxHORIZONTAL ? SB_HORZ : SB_VERT;
+#if defined(__WIN95__)
+ SCROLLINFO info;
info.cbSize = sizeof(SCROLLINFO);
info.nPage = 0;
info.nMin = 0;
info.nPos = pos;
info.fMask = SIF_POS;
- HWND hWnd = GetHwnd();
- if ( hWnd )
- ::SetScrollInfo(hWnd, dir, &info, refresh);
-#else
- int wOrient;
- if ( orient == wxHORIZONTAL )
- wOrient = SB_HORZ;
- else
- wOrient = SB_VERT;
-
- HWND hWnd = GetHwnd();
- if ( hWnd )
- ::SetScrollPos(hWnd, wOrient, pos, refresh);
-#endif
+ ::SetScrollInfo(hWnd, dir, &info, refresh);
+#else // !__WIN95__
+ ::SetScrollPos(hWnd, dir, pos, refresh);
+#endif // __WIN95__/!__WIN95__
}
// New function that will replace some of the above.
wxAssociateWinWithHandle(hwnd, this);
- m_oldWndProc = (WXFARPROC)::GetWindowLong(hwnd, GWL_WNDPROC);
-
+ m_oldWndProc = (WXFARPROC)::GetWindowLong((HWND)hWnd, GWL_WNDPROC);
+
// we don't need to subclass the window of our own class (in the Windows
// sense of the word)
- if ( (WXFARPROC) m_oldWndProc != (WXFARPROC) wxWndProc )
+ if ( !wxCheckWindowWndProc(hWnd, (WXFARPROC)wxWndProc) )
{
::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) wxWndProc);
}
if ( m_oldWndProc )
{
- FARPROC wndProc = (FARPROC)::GetWindowLong(hwnd, GWL_WNDPROC);
- if ( wndProc != (FARPROC) m_oldWndProc )
+ if ( !wxCheckWindowWndProc((WXHWND)hwnd, m_oldWndProc) )
{
::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) m_oldWndProc);
}
}
}
+bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc)
+{
+#if wxUSE_UNICODE_MSLU
+ // VS: We can't use GetWindowLong(hwnd, GWL_WNDPROC) together with unicows.dll
+ // because it doesn't return pointer to the real wnd proc but rather a handle
+ // of a fake proc that does Unicode<->ANSI translation.
+ //
+ // The hack bellow works, 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.
+ //
+ // FIXME: Doesn't handle wnd procs set by SetWindowLong, only these set
+ // with RegisterClass!!
+
+ static wxChar buffer[512];
+ WNDCLASS cls;
+
+ ::GetClassName((HWND)hWnd, buffer, 512);
+ ::GetClassInfo(wxGetInstance(), buffer, &cls);
+ return wndProc == (WXFARPROC)cls.lpfnWndProc;
+#else
+ return wndProc == (WXFARPROC)::GetWindowLong((HWND)hWnd, GWL_WNDPROC);
+#endif
+}
+
+
// Make a Windows extended style from the given wxWindows window style
WXDWORD wxWindowMSW::MakeExtendedStyle(long style, bool eliminateBorders)
{
static inline void SendSetRedraw(HWND hwnd, bool on)
{
+#ifndef __WXMICROWIN__
::SendMessage(hwnd, WM_SETREDRAW, (WPARAM)on, 0);
+#endif
}
void wxWindowMSW::Freeze()
void wxWindowMSW::DoMoveWindow(int x, int y, int width, int height)
{
+ // TODO: is this consistent with other platforms?
+ // Still, negative width or height shouldn't be allowed
+ if (width < 0)
+ width = 0;
+ if (height < 0)
+ height = 0;
if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) )
{
wxLogLastError(wxT("MoveWindow"));
void wxWindowMSW::DoSetClientSize(int width, int height)
{
- wxWindow *parent = GetParent();
- HWND hWnd = GetHwnd();
- HWND hParentWnd = (HWND) 0;
- if ( parent )
- hParentWnd = (HWND) parent->GetHWND();
+ // setting the client size is less obvious than it 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
+ //
+ // 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
+ // may become 3 if the window had 0 size originally and so we didn't
+ // calculate the scrollbar correction correctly during the first iteration)
+ // but just to be on the safe side we check for it instead of making it an
+ // "infinite" loop (i.e. leaving break inside as the only way to get out)
+ for ( int i = 0; i < 4; i++ )
+ {
+ RECT rectClient;
+ ::GetClientRect(GetHwnd(), &rectClient);
- RECT rect;
- ::GetClientRect(hWnd, &rect);
+ // if the size is already ok, stop here (rectClient.left = top = 0)
+ if ( rectClient.right == width && rectClient.bottom == height )
+ {
+ break;
+ }
- RECT rect2;
- GetWindowRect(hWnd, &rect2);
+ if ( i == 3 )
+ {
+ // how did it happen? maybe OnSize() handler does something really
+ // strange in this class?
+ wxFAIL_MSG( _T("logic error in DoSetClientSize") );
- // Find the difference between the entire window (title bar and all)
- // and the client area; add this to the new client size to move the
- // window
- int actual_width = rect2.right - rect2.left - rect.right + width;
- int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
+ break;
+ }
- // If there's a parent, must subtract the parent's top left corner
- // since MoveWindow moves relative to the parent
+ int widthClient = width,
+ heightClient = height;
- POINT point;
- point.x = rect2.left;
- point.y = rect2.top;
- if ( parent )
- {
- ::ScreenToClient(hParentWnd, &point);
- }
+ // Find the difference between the entire window (title bar and all)
+ // and the client area; add this to the new client size to move the
+ // window
+ RECT rectWin;
+ ::GetWindowRect(GetHwnd(), &rectWin);
- DoMoveWindow(point.x, point.y, actual_width, actual_height);
+ widthClient += rectWin.right - rectWin.left - rectClient.right;
+ heightClient += rectWin.bottom - rectWin.top - rectClient.bottom;
- wxSizeEvent event(wxSize(width, height), m_windowId);
- event.SetEventObject(this);
- GetEventHandler()->ProcessEvent(event);
+ POINT point;
+ point.x = rectWin.left;
+ point.y = rectWin.top;
+
+ // MoveWindow positions the child windows relative to the parent, so
+ // adjust if necessary
+ if ( !IsTopLevel() )
+ {
+ wxWindow *parent = GetParent();
+ if ( parent )
+ {
+ ::ScreenToClient(GetHwndOf(parent), &point);
+ }
+ }
+
+ DoMoveWindow(point.x, point.y, widthClient, heightClient);
+ }
}
// For implementation purposes - sometimes decorations make the client area
wxSysColourChangedEvent event;
event.SetEventObject(this);
- return GetEventHandler()->ProcessEvent(event);
+ (void)GetEventHandler()->ProcessEvent(event);
+
+ // always let the system carry on the default processing to allow the
+ // native controls to react to the colours update
+ return FALSE;
}
bool wxWindowMSW::HandleCtlColor(WXHBRUSH *brush,
// Responds to colour changes: passes event on to children.
void wxWindowMSW::OnSysColourChanged(wxSysColourChangedEvent& event)
{
- wxNode *node = GetChildren().First();
+ wxWindowList::Node *node = GetChildren().GetFirst();
while ( node )
{
- // Only propagate to non-top-level windows
- wxWindow *win = (wxWindow *)node->Data();
- if ( win->GetParent() )
+ // Only propagate to non-top-level windows because Windows already
+ // sends this event to all top-level ones
+ wxWindow *win = node->GetData();
+ if ( !win->IsTopLevel() )
{
- wxSysColourChangedEvent event2;
- event.m_eventObject = win;
- win->GetEventHandler()->ProcessEvent(event2);
+ // we need to send the real WM_SYSCOLORCHANGE and not just trigger
+ // EVT_SYS_COLOUR_CHANGED call because the latter wouldn't work for
+ // the standard controls
+ ::SendMessage(GetHwndOf(win), WM_SYSCOLORCHANGE, 0, 0);
}
- node = node->Next();
+ node = node->GetNext();
+ }
+
+ // update the colours we use if they were not set explicitly by the user:
+ // this must be done or OnCtlColor() would continue to use the old colours
+ if ( !m_hasFgCol )
+ {
+ m_foregroundColour = wxSystemSettings::
+ GetSystemColour(wxSYS_COLOUR_WINDOWTEXT);
+ }
+
+ if ( !m_hasBgCol )
+ {
+ m_backgroundColour = wxSystemSettings::
+ GetSystemColour(wxSYS_COLOUR_BTNFACE);
}
}
#endif // wxUSE_MENUS_NATIVE
wxWindow *win = NULL;
- if ( cmd == 0 || cmd == 1 ) // menu or accel - use id
+
+ // first try to find it from HWND - this works even with the broken
+ // programs using the same ids for different controls
+ if ( control )
{
- // must cast to a signed type before comparing with other ids!
- win = FindItem((signed short)id);
+ win = wxFindWinFromHandle(control);
}
- if ( !win && control )
+ // try the id
+ if ( !win )
{
- // find it from HWND - this works even with the broken programs using
- // the same ids for different controls
- win = wxFindWinFromHandle(control);
+ // must cast to a signed type before comparing with other ids!
+ win = FindItem((signed short)id);
}
if ( win )
// FIXME: this is clearly not the best way to do it but I think we'll
// need to change HWND <-> wxWindow code more heavily than I can
// do it now to fix it
+#ifndef __WXMICROWIN__
if ( ::GetWindow(hwnd, GW_OWNER) )
{
// it's a dialog box, don't go upwards
break;
}
+#endif
hwnd = ::GetParent(hwnd);
win = wxFindWinFromHandle((WXHWND)hwnd);
projects / wxWidgets.git / blobdiff