diff options
| author | Olivier Goffart <ogoffart@woboq.com> | 2017-02-13 08:48:25 +0100 |
|---|---|---|
| committer | Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com> | 2017-02-16 15:31:38 +0000 |
| commit | cd2b5f1ada07fc7a5ec31e3b48a7fdf76bf62020 (patch) | |
| tree | 882e22fc30624de0f5f4883d658ebad7bc170c9f /src/plugins/platforms/windows/qtwindowsglobal.h | |
| parent | 2b34aefcf02f09253473b096eb4faffd3e62b5f4 (diff) | |
Resize the window when the screen's dpi changes
That's what the MSDN documentation say one should do in the handler
for WM_DPICHANGED
[ChangeLog][QtGui][Windows] Windows are now automatically resized
when they are moved on a screen to adapt to the new pixel ratio.
Task-number: QTBUG-55510
Task-number: QTBUG-48242
Change-Id: I7688f12165f76585d75686e2e94b0fc562627be2
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Diffstat (limited to 'src/plugins/platforms/windows/qtwindowsglobal.h')
| -rw-r--r-- | src/plugins/platforms/windows/qtwindowsglobal.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qtwindowsglobal.h b/src/plugins/platforms/windows/qtwindowsglobal.h index 27632de688..a5c05bf1a3 100644 --- a/src/plugins/platforms/windows/qtwindowsglobal.h +++ b/src/plugins/platforms/windows/qtwindowsglobal.h @@ -56,6 +56,10 @@ # define WM_GESTURE 0x0119 #endif +#ifndef WM_DPICHANGED +# define WM_DPICHANGED 0x02E0 +#endif + QT_BEGIN_NAMESPACE namespace QtWindows @@ -96,6 +100,7 @@ enum WindowsEventType // Simplify event types FocusInEvent = WindowEventFlag + 17, FocusOutEvent = WindowEventFlag + 18, WhatsThisEvent = WindowEventFlag + 19, + DpiChangedEvent = WindowEventFlag + 21, MouseEvent = MouseEventFlag + 1, MouseWheelEvent = MouseEventFlag + 2, CursorEvent = MouseEventFlag + 3, @@ -266,6 +271,8 @@ inline QtWindows::WindowsEventType windowsEventType(UINT message, WPARAM wParamI #endif case WM_GESTURE: return QtWindows::GestureEvent; + case WM_DPICHANGED: + return QtWindows::DpiChangedEvent; default: break; } |