From 6b2d31247dc2c2804e571b31a71c8a423c1db9d4 Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周二, 26 12月 2023 01:44:03 +0800
Subject: [PATCH] Totally fix top border issue on Win10 for QtWidgets
---
src/core/shared/qwkwindowsextra_p.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/src/core/shared/qwkwindowsextra_p.h b/src/core/shared/qwkwindowsextra_p.h
index 15fe4e7..8ada487 100644
--- a/src/core/shared/qwkwindowsextra_p.h
+++ b/src/core/shared/qwkwindowsextra_p.h
@@ -441,6 +441,55 @@
#endif
}
+ static inline quint32 getDpiForWindow(HWND hwnd) {
+ const DynamicApis &apis = DynamicApis::instance();
+ if (apis.pGetDpiForWindow) { // Win10
+ return apis.pGetDpiForWindow(hwnd);
+ } else if (apis.pGetDpiForMonitor) { // Win8.1
+ HMONITOR monitor = ::MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
+ UINT dpiX{0};
+ UINT dpiY{0};
+ apis.pGetDpiForMonitor(monitor, MDT_EFFECTIVE_DPI, &dpiX, &dpiY);
+ return dpiX;
+ } else { // Win2K
+ HDC hdc = ::GetDC(nullptr);
+ const int dpiX = ::GetDeviceCaps(hdc, LOGPIXELSX);
+ // const int dpiY = ::GetDeviceCaps(hdc, LOGPIXELSY);
+ ::ReleaseDC(nullptr, hdc);
+ return quint32(dpiX);
+ }
+ }
+
+ static inline quint32 getSystemMetricsForDpi(int index, quint32 dpi) {
+ const DynamicApis &apis = DynamicApis::instance();
+ if (apis.pGetSystemMetricsForDpi) {
+ return ::GetSystemMetricsForDpi(index, dpi);
+ }
+ return ::GetSystemMetrics(index);
+ }
+
+ static inline quint32 getWindowFrameBorderThickness(HWND hwnd) {
+ const DynamicApis &apis = DynamicApis::instance();
+ if (UINT result = 0; SUCCEEDED(apis.pDwmGetWindowAttribute(
+ hwnd, _DWMWA_VISIBLE_FRAME_BORDER_THICKNESS, &result, sizeof(result)))) {
+ return result;
+ }
+ return getSystemMetricsForDpi(SM_CXBORDER, getDpiForWindow(hwnd));
+ }
+
+ static inline quint32 getResizeBorderThickness(HWND hwnd) {
+ const quint32 dpi = getDpiForWindow(hwnd);
+ return getSystemMetricsForDpi(SM_CXSIZEFRAME, dpi) +
+ getSystemMetricsForDpi(SM_CXPADDEDBORDER, dpi);
+ }
+
+ static inline quint32 getTitleBarHeight(HWND hwnd) {
+ const quint32 dpi = getDpiForWindow(hwnd);
+ return getSystemMetricsForDpi(SM_CYCAPTION, dpi) +
+ getSystemMetricsForDpi(SM_CXSIZEFRAME, dpi) +
+ getSystemMetricsForDpi(SM_CXPADDEDBORDER, dpi);
+ }
+
}
#endif // QWKWINDOWSEXTRA_P_H
--
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