From 2d2fc799bc698ebf7e7c8bcc394366d0d7bf071b Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周二, 20 2月 2024 18:18:39 +0800
Subject: [PATCH] Partially finish the bug after window close and reshow
---
src/core/contexts/win32windowcontext.cpp | 92 ++++++++++++++++------------------------------
1 files changed, 32 insertions(+), 60 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 00d42c1..4a859c7 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -1,3 +1,7 @@
+// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
+// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
+// SPDX-License-Identifier: Apache-2.0
+
#include "win32windowcontext_p.h"
#include <optional>
@@ -92,18 +96,6 @@
monitorInfo.cbSize = sizeof(monitorInfo);
::GetMonitorInfoW(monitor, &monitorInfo);
return monitorInfo;
- }
-
- static inline void moveWindowToDesktopCenter(HWND hwnd) {
- MONITORINFOEXW monitorInfo = getMonitorForWindow(hwnd);
- RECT windowRect{};
- ::GetWindowRect(hwnd, &windowRect);
- const auto newX = monitorInfo.rcMonitor.left +
- (RECT_WIDTH(monitorInfo.rcMonitor) - RECT_WIDTH(windowRect)) / 2;
- const auto newY = monitorInfo.rcMonitor.top +
- (RECT_HEIGHT(monitorInfo.rcMonitor) - RECT_HEIGHT(windowRect)) / 2;
- ::SetWindowPos(hwnd, nullptr, newX, newY, 0, 0,
- SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER);
}
static inline void moveWindowToMonitor(HWND hwnd, const MONITORINFOEXW &activeMonitor) {
@@ -559,14 +551,6 @@
void Win32WindowContext::virtual_hook(int id, void *data) {
switch (id) {
- case CentralizeHook: {
- if (!windowId)
- return;
- const auto hwnd = reinterpret_cast<HWND>(windowId);
- moveWindowToDesktopCenter(hwnd);
- return;
- }
-
case RaiseWindowHook: {
if (!windowId)
return;
@@ -602,8 +586,8 @@
return;
}
- case DrawWindows10BorderHook: {
#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDERS)
+ case DrawWindows10BorderHook: {
if (!windowId)
return;
@@ -643,12 +627,10 @@
QPoint{m_windowHandle->width(), 0}
});
painter.restore();
-#endif
return;
}
case DrawWindows10BorderHook2: {
-#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDERS)
if (!m_windowHandle)
return;
@@ -669,9 +651,9 @@
::FillRect(hdc, &rcTopBorder,
reinterpret_cast<HBRUSH>(::GetStockObject(BLACK_BRUSH)));
::ReleaseDC(hWnd, hdc);
-#endif
return;
}
+#endif
default:
break;
@@ -680,24 +662,22 @@
}
QVariant Win32WindowContext::windowAttribute(const QString &key) const {
- if (key == QStringLiteral("title-bar-rect")) {
+ if (key == QStringLiteral("window-rect")) {
if (!m_windowHandle)
return {};
- auto frame = [this]() -> RECT {
- auto hwnd = reinterpret_cast<HWND>(windowId);
- // According to MSDN, WS_OVERLAPPED is not allowed for AdjustWindowRect.
- auto style = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_STYLE) & ~WS_OVERLAPPED);
- auto exStyle = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_EXSTYLE));
- RECT result{};
- const DynamicApis &apis = DynamicApis::instance();
- if (apis.pAdjustWindowRectExForDpi) {
- apis.pAdjustWindowRectExForDpi(&result, style, FALSE, exStyle, getDpiForWindow(hwnd));
- } else {
- ::AdjustWindowRectEx(&result, style, FALSE, exStyle);
- }
- return result;
- }();
+ RECT frame{};
+ auto hwnd = reinterpret_cast<HWND>(windowId);
+ // According to MSDN, WS_OVERLAPPED is not allowed for AdjustWindowRect.
+ auto style = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_STYLE) & ~WS_OVERLAPPED);
+ auto exStyle = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_EXSTYLE));
+ const DynamicApis &apis = DynamicApis::instance();
+ if (apis.pAdjustWindowRectExForDpi) {
+ apis.pAdjustWindowRectExForDpi(&frame, style, FALSE, exStyle,
+ getDpiForWindow(hwnd));
+ } else {
+ ::AdjustWindowRectEx(&frame, style, FALSE, exStyle);
+ }
return QVariant::fromValue(rect2qrect(frame));
}
@@ -731,17 +711,23 @@
if (!isSystemBorderEnabled()) {
static auto margins = QVariant::fromValue(QMargins(1, 1, 1, 1));
+
+ // If we remove the system border, the window will lose its shadow. If dwm is enabled,
+ // then we need to set at least 1px margins, otherwise the following operation will
+ // fail with no effect.
setWindowAttribute(QStringLiteral("extra-margins"), margins);
}
+ // We should disable WS_SYSMENU, otherwise the system button icons will be visible if mica
+ // is enabled and the title bar is transparent.
{
auto style = ::GetWindowLongPtrW(hWnd, GWL_STYLE);
-#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDERS)
- ::SetWindowLongPtrW(hWnd, GWL_STYLE, style & (~WS_SYSMENU));
-#else
- ::SetWindowLongPtrW(hWnd, GWL_STYLE,
- (style | WS_THICKFRAME | WS_CAPTION) & (~WS_SYSMENU));
-#endif
+ if (isSystemBorderEnabled()) {
+ ::SetWindowLongPtrW(hWnd, GWL_STYLE, style & (~WS_SYSMENU));
+ } else {
+ ::SetWindowLongPtrW(hWnd, GWL_STYLE,
+ (style | WS_THICKFRAME | WS_CAPTION) & (~WS_SYSMENU));
+ }
}
// Add managed window
@@ -819,8 +805,7 @@
if (key == QStringLiteral("extra-margins")) {
auto margins = qmargins2margins(attribute.value<QMargins>());
- apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
- return true;
+ return apis.pDwmExtendFrameIntoClientArea(hwnd, &margins) == S_OK;
}
if (key == QStringLiteral("dark-mode")) {
@@ -1321,19 +1306,6 @@
bool Win32WindowContext::customWindowHandler(HWND hWnd, UINT message, WPARAM wParam,
LPARAM lParam, LRESULT *result) {
switch (message) {
- case WM_SHOWWINDOW: {
- if (!initialCentered) {
- // If wParam is TRUE, the window is being shown.
- // If lParam is zero, the message was sent because of a call to the ShowWindow
- // function.
- if (wParam && !lParam) {
- initialCentered = true;
- moveWindowToDesktopCenter(hWnd);
- }
- }
- break;
- }
-
case WM_NCHITTEST: {
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