// WM_SIZE handler
BOOL cef_main_window::HandleSize(BOOL bMinimize)
{
// Minimizing the window to 0x0 which causes our layout to go all
// screwy, so we just ignore it.
CefWindowHandle hwnd = SafeGetCefBrowserHwnd();
if (!hwnd)
return FALSE;
RECT rect;
GetClientRect(&rect);
if (!bMinimize)
{
HDWP hdwp = ::BeginDeferWindowPos(1);
hdwp = ::DeferWindowPos(hdwp, hwnd, NULL, rect.left, rect.top, ::RectWidth(rect), ::RectHeight(rect), SWP_NOZORDER);
::EndDeferWindowPos(hdwp);
}
#ifdef DARK_UI
// We turn off redraw during activation to minimized flicker
// which causes problems on some versions of Windows. If the app
// was minimized and was re-activated, it will restore and the client area isn't
// drawn so redraw the client area now or it will be hollow in the middle...
if (GetProp(L"WasMinimized")) {
DoRepaintClientArea();
}
SetProp(L"WasMinimized", (HANDLE)bMinimize);
#endif
return FALSE;
}
// WindowProc handles dispatching of messages and routing back to the base class or to Windows
LRESULT cef_dark_window::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_SETTINGCHANGE:
// NOTE: We want anyone else interested in this message
// to be notified of a setting change even if we handle
// the message. Otherwise the default implementation
// may be in the wrong state
HandleSettingChange((UINT)wParam, (LPCWSTR)lParam);
break;
case WM_NCMOUSELEAVE:
// NOTE: We want anyone else interested in this message
// to be notified. Otherwise the default implementation
// may be in the wrong state
HandleNcMouseLeave();
break;
case WM_NCMOUSEMOVE:
if (HandleNcMouseMove((UINT)wParam))
return 0L;
break;
case WM_NCLBUTTONDOWN:
if (HandleNcLeftButtonDown((UINT)wParam))
return 0L;
break;
case WM_NCLBUTTONUP:
{
POINT pt;
POINTSTOPOINT(pt, lParam);
if (HandleNcLeftButtonUp((UINT)wParam, &pt))
return 0L;
}
break;
case WM_NCCREATE:
if (HandleNcCreate())
return 0L;
break;
case WM_NCPAINT:
if (HandleNcPaint((HRGN)wParam))
return 0L;
break;
case WM_NCDESTROY:
if (HandleNcDestroy())
return 0L;
break;
case WM_NCHITTEST:
{
POINT pt;
POINTSTOPOINT(pt, lParam);
return HandleNcHitTest(&pt);
}
break;
case WM_MEASUREITEM:
if (HandleMeasureItem((LPMEASUREITEMSTRUCT)lParam))
return TRUE;
break;
case WM_DRAWITEM:
if (HandleDrawItem((LPDRAWITEMSTRUCT)lParam))
return TRUE;
break;
case WM_SETICON:
mWindowIcon = 0;
break;
case WM_SETTEXT:
case WM_ACTIVATE:
case WM_NCACTIVATE:
// Turn off redraw because the
// DefaultWindowProc will paint over top of
// our frame and cause the title bar to flicker
if (!IsIconic()){
SetRedraw(FALSE);
}
break;
}
LRESULT lr = cef_window::WindowProc(message, wParam, lParam);
// post default message processing
switch (message)
{
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
case WM_MOVE:
case WM_SIZE:
case WM_SIZING:
case WM_EXITSIZEMOVE:
UpdateNonClientArea();
break;
}
// special case -- since we turned off redraw for these
// messages to reduce flicker, we need to turn redraw
// on now and force updating the non-client area
switch (message)
{
case WM_SETTEXT:
case WM_ACTIVATE:
case WM_NCACTIVATE:
if (!IsIconic()){
SetRedraw(TRUE);
UpdateNonClientArea();
if (message != WM_SETTEXT) {
DoRepaintClientArea();
}
}
break;
}
return lr;
}