From a9c357c40d29e9a7ea59ffa80214657ef58c7dbe Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周一, 27 5月 2024 23:18:42 +0800
Subject: [PATCH] Fix typo
---
src/core/contexts/win32windowcontext.cpp | 269 ++++++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 212 insertions(+), 57 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 811fd44..3fa910e 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -35,6 +35,12 @@
namespace QWK {
+ enum IconButtonClickLevelFlag {
+ IconButtonClicked = 1,
+ IconButtonDoubleClicked = 2,
+ IconButtonTriggersClose = 4,
+ };
+
// The thickness of an auto-hide taskbar in pixels.
static constexpr const quint8 kAutoHideTaskBarThickness = 2;
@@ -75,6 +81,8 @@
static void setInternalWindowFrameMargins(QWindow *window, const QMargins &margins) {
const QVariant marginsVar = QVariant::fromValue(margins);
+
+ // TODO: Add comments
window->setProperty("_q_windowsCustomMargins", marginsVar);
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
if (QPlatformWindow *platformWindow = window->handle()) {
@@ -118,6 +126,36 @@
SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER);
}
+ static inline bool isFullScreen(HWND hwnd) {
+ RECT windowRect{};
+ ::GetWindowRect(hwnd, &windowRect);
+ // Compare to the full area of the screen, not the work area.
+ return (windowRect == getMonitorForWindow(hwnd).rcMonitor);
+ }
+
+ static inline bool isMaximized(HWND hwnd) {
+ return ::IsZoomed(hwnd);
+ }
+
+ static inline bool isMinimized(HWND hwnd) {
+ return ::IsIconic(hwnd);
+ }
+
+ static inline bool isWindowNoState(HWND hwnd) {
+#if 0
+ WINDOWPLACEMENT wp{};
+ wp.length = sizeof(wp);
+ ::GetWindowPlacement(hwnd, &wp);
+ return ((wp.showCmd == SW_NORMAL) || (wp.showCmd == SW_RESTORE));
+#else
+ if (isFullScreen(hwnd)) {
+ return false;
+ }
+ const auto style = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_STYLE));
+ return (!(style & (WS_MINIMIZE | WS_MAXIMIZE)));
+#endif
+ }
+
static inline void bringWindowToFront(HWND hwnd) {
HWND oldForegroundWindow = ::GetForegroundWindow();
if (!oldForegroundWindow) {
@@ -129,7 +167,7 @@
if (!::IsWindowVisible(hwnd)) {
::ShowWindow(hwnd, SW_SHOW);
}
- if (IsMinimized(hwnd)) {
+ if (isMinimized(hwnd)) {
// Restore the window if it is minimized.
::ShowWindow(hwnd, SW_RESTORE);
// Once we've been restored, throw us on the active monitor.
@@ -164,28 +202,6 @@
::SetActiveWindow(hwnd);
// Throw us on the active monitor.
moveWindowToMonitor(hwnd, activeMonitor);
- }
-
- static inline bool isFullScreen(HWND hwnd) {
- RECT windowRect{};
- ::GetWindowRect(hwnd, &windowRect);
- // Compare to the full area of the screen, not the work area.
- return (windowRect == getMonitorForWindow(hwnd).rcMonitor);
- }
-
- static inline bool isWindowNoState(HWND hwnd) {
-#if 0
- WINDOWPLACEMENT wp{};
- wp.length = sizeof(wp);
- ::GetWindowPlacement(hwnd, &wp);
- return ((wp.showCmd == SW_NORMAL) || (wp.showCmd == SW_RESTORE));
-#else
- if (isFullScreen(hwnd)) {
- return false;
- }
- const auto style = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_STYLE));
- return (!(style & (WS_MINIMIZE | WS_MAXIMIZE)));
-#endif
}
static void syncPaintEventWithDwm() {
@@ -233,17 +249,18 @@
apis.ptimeEndPeriod(ms_granularity);
}
- static void showSystemMenu2(HWND hWnd, const POINT &pos, const bool selectFirstEntry,
- const bool fixedSize) {
+ // Returns false if the menu is canceled
+ static bool showSystemMenu_sys(HWND hWnd, const POINT &pos, const bool selectFirstEntry,
+ const bool fixedSize) {
HMENU hMenu = ::GetSystemMenu(hWnd, FALSE);
if (!hMenu) {
// The corresponding window doesn't have a system menu, most likely due to the
// lack of the "WS_SYSMENU" window style. This situation should not be treated
// as an error so just ignore it and return early.
- return;
+ return true;
}
- const bool maxOrFull = IsMaximized(hWnd) || isFullScreen(hWnd);
+ const bool maxOrFull = isMaximized(hWnd) || isFullScreen(hWnd);
::EnableMenuItem(hMenu, SC_CLOSE, (MF_BYCOMMAND | MFS_ENABLED));
::EnableMenuItem(hMenu, SC_MAXIMIZE,
(MF_BYCOMMAND | ((maxOrFull || fixedSize) ? MFS_DISABLED : MFS_ENABLED)));
@@ -284,7 +301,8 @@
// Popup the system menu at the required position.
const auto result = ::TrackPopupMenu(
hMenu,
- (TPM_RETURNCMD | (QGuiApplication::isRightToLeft() ? TPM_RIGHTALIGN : TPM_LEFTALIGN)),
+ (TPM_RETURNCMD | (QGuiApplication::isRightToLeft() ? TPM_RIGHTALIGN : TPM_LEFTALIGN) |
+ TPM_RIGHTBUTTON),
pos.x, pos.y, 0, hWnd, nullptr);
// Unhighlight the first menu item after the popup menu is closed, otherwise it will keep
@@ -293,11 +311,12 @@
if (!result) {
// The user canceled the menu, no need to continue.
- return;
+ return false;
}
// Send the command that the user chooses to the corresponding window.
::PostMessageW(hWnd, WM_SYSCOMMAND, result, 0);
+ return true;
}
static inline Win32WindowContext::WindowPart getHitWindowPart(int hitTestResult) {
@@ -616,6 +635,7 @@
// Try hooked procedure and save result
LRESULT result;
if (ctx->windowProc(hWnd, message, wParam, lParam, &result)) {
+ // https://github.com/stdware/qwindowkit/issues/45
// Forward the event to user-defined native event filters, there may be some messages
// that need to be processed by the user.
std::ignore =
@@ -690,12 +710,12 @@
auto hWnd = reinterpret_cast<HWND>(m_windowId);
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
const QPoint nativeGlobalPos =
- QHighDpi::toNativeGlobalPosition(pos, m_windowHandle);
+ QHighDpi::toNativeGlobalPosition(pos, m_windowHandle.data());
#else
- const QPoint nativeGlobalPos = QHighDpi::toNativePixels(pos, m_windowHandle);
+ const QPoint nativeGlobalPos = QHighDpi::toNativePixels(pos, m_windowHandle.data());
#endif
- showSystemMenu2(hWnd, qpoint2point(nativeGlobalPos), false,
- m_delegate->isHostSizeFixed(m_host));
+ std::ignore = showSystemMenu_sys(hWnd, qpoint2point(nativeGlobalPos), false,
+ isHostSizeFixed());
return;
}
@@ -814,6 +834,11 @@
: 0;
}
+ if (key == QStringLiteral("title-bar-height")) {
+ return m_windowId
+ ? int(getTitleBarHeight(reinterpret_cast<HWND>(m_windowId)))
+ : 0;
+ }
return AbstractWindowContext::windowAttribute(key);
}
@@ -821,6 +846,7 @@
// Reset the context data
mouseLeaveBlocked = false;
lastHitTestResult = WindowPart::Outside;
+ lastHitTestResultRaw = HTNOWHERE;
if (!isSystemBorderEnabled()) {
m_delegate->setWindowFlags(m_host, m_delegate->getWindowFlags(m_host) |
@@ -1254,7 +1280,7 @@
POINT screenPoint{GET_X_LPARAM(dwScreenPos), GET_Y_LPARAM(dwScreenPos)};
::ScreenToClient(hWnd, &screenPoint);
QPoint qtScenePos = QHighDpi::fromNativeLocalPosition(point2qpoint(screenPoint),
- m_windowHandle);
+ m_windowHandle.data());
auto dummy = WindowAgentBase::Unknown;
if (isInSystemButtons(qtScenePos, &dummy)) {
// We must record whether the last WM_MOUSELEAVE was filtered, because if
@@ -1299,9 +1325,8 @@
case WM_NCPOINTERUP:
#endif
case WM_NCMOUSEHOVER: {
- const WindowPart currentWindowPart = lastHitTestResult;
if (message == WM_NCMOUSEMOVE) {
- if (currentWindowPart != WindowPart::ChromeButton) {
+ if (lastHitTestResult != WindowPart::ChromeButton) {
// https://github.com/qt/qtbase/blob/e26a87f1ecc40bc8c6aa5b889fce67410a57a702/src/widgets/kernel/qwidgetwindow.cpp#L472
// When the mouse press event arrives, QWidgetWindow will implicitly grab
// the top widget right under the mouse, and set `qt_button_down` to this
@@ -1360,14 +1385,50 @@
}
}
- if (currentWindowPart == WindowPart::ChromeButton) {
- emulateClientAreaMessage(hWnd, message, wParam, lParam);
+ if (lastHitTestResult == WindowPart::ChromeButton) {
if (message == WM_NCMOUSEMOVE) {
// ### FIXME FIXME FIXME
// ### FIXME: Calling DefWindowProc() here is really dangerous, investigate
// how to avoid doing this.
// ### FIXME FIXME FIXME
*result = ::DefWindowProcW(hWnd, WM_NCMOUSEMOVE, wParam, lParam);
+ emulateClientAreaMessage(hWnd, message, wParam, lParam);
+ return true;
+ }
+
+ if (lastHitTestResultRaw == HTSYSMENU) {
+ switch (message) {
+ case WM_NCLBUTTONDOWN:
+ if (iconButtonClickLevel == 0) {
+ // A message of WM_SYSCOMMAND with SC_MOUSEMENU will be sent by
+ // Windows, and the current control flow will be blocked by the
+ // menu while Windows will create and execute a new event loop
+ // until the menu returns
+ iconButtonClickTime = ::GetTickCount64();
+ *result = ::DefWindowProcW(hWnd, message, wParam, lParam);
+ iconButtonClickTime = 0;
+ if (iconButtonClickLevel & IconButtonTriggersClose) {
+ ::PostMessageW(hWnd, WM_SYSCOMMAND, SC_CLOSE, 0);
+ }
+ if (iconButtonClickLevel & IconButtonDoubleClicked) {
+ iconButtonClickLevel = 0;
+ }
+ // Otherwise, no need to reset `iconButtonClickLevel` if not to
+ // close, if it has value, there must be another incoming
+ // WM_NCLBUTTONDOWN
+ } else {
+ iconButtonClickLevel = 0;
+ }
+ break;
+ case WM_NCLBUTTONDBLCLK:
+ // A message of WM_SYSCOMMAND with SC_CLOSE will be sent by Windows
+ *result = ::DefWindowProcW(hWnd, message, wParam, lParam);
+ break;
+ default:
+ *result = FALSE;
+ emulateClientAreaMessage(hWnd, message, wParam, lParam);
+ break;
+ }
} else {
// According to MSDN, we should return non-zero for X button messages to
// indicate we have handled these messages (due to historical reasons), for
@@ -1376,6 +1437,7 @@
(((message >= WM_NCXBUTTONDOWN) && (message <= WM_NCXBUTTONDBLCLK))
? TRUE
: FALSE);
+ emulateClientAreaMessage(hWnd, message, wParam, lParam);
}
return true;
}
@@ -1505,7 +1567,8 @@
// color, our homemade top border can almost have exactly the same
// appearance with the system's one.
[[maybe_unused]] const auto &hitTestRecorder = qScopeGuard([this, result]() {
- lastHitTestResult = getHitWindowPart(int(*result)); //
+ lastHitTestResultRaw = int(*result);
+ lastHitTestResult = getHitWindowPart(lastHitTestResultRaw);
});
POINT nativeGlobalPos{GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)};
@@ -1517,10 +1580,10 @@
auto clientWidth = RECT_WIDTH(clientRect);
auto clientHeight = RECT_HEIGHT(clientRect);
- QPoint qtScenePos =
- QHighDpi::fromNativeLocalPosition(point2qpoint(nativeLocalPos), m_windowHandle);
+ QPoint qtScenePos = QHighDpi::fromNativeLocalPosition(point2qpoint(nativeLocalPos),
+ m_windowHandle.data());
- bool isFixedSize = m_delegate->isHostSizeFixed(m_host);
+ bool isFixedSize = isHostSizeFixed();
bool isTitleBar = isInTitleBarDraggableArea(qtScenePos);
bool dontOverrideCursor = false; // ### TODO
@@ -1599,7 +1662,7 @@
// OK, we are not inside any chrome buttons, try to find out which part of the
// window are we hitting.
- bool max = IsMaximized(hWnd);
+ bool max = isMaximized(hWnd);
bool full = isFullScreen(hWnd);
int frameSize = getResizeBorderThickness(hWnd);
bool isTop = (nativeLocalPos.y < frameSize);
@@ -1895,9 +1958,9 @@
// that's also how most applications customize their title bars on Windows. It's
// totally OK but since we want to preserve as much original frame as possible,
// we can't use that solution.
- const LRESULT hitTestResult = ::DefWindowProcW(hWnd, WM_NCCALCSIZE, wParam, lParam);
- if ((hitTestResult != HTERROR) && (hitTestResult != HTNOWHERE)) {
- *result = hitTestResult;
+ const LRESULT originalResult = ::DefWindowProcW(hWnd, WM_NCCALCSIZE, wParam, lParam);
+ if (originalResult != 0) {
+ *result = originalResult;
return true;
}
// Re-apply the original top from before the size of the default frame was
@@ -1911,7 +1974,7 @@
clientRect->top = originalTop;
}
- const bool max = IsMaximized(hWnd);
+ const bool max = isMaximized(hWnd);
const bool full = isFullScreen(hWnd);
// We don't need this correction when we're fullscreen. We will
// have the WS_POPUP size, so we don't have to worry about
@@ -2026,7 +2089,7 @@
return {GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)};
};
const auto getNativeGlobalPosFromKeyboard = [hWnd]() -> POINT {
- const bool maxOrFull = IsMaximized(hWnd) || isFullScreen(hWnd);
+ const bool maxOrFull = isMaximized(hWnd) || isFullScreen(hWnd);
const quint32 frameSize = getResizeBorderThickness(hWnd);
const quint32 horizontalOffset =
((maxOrFull || !isSystemBorderEnabled()) ? 0 : frameSize);
@@ -2054,12 +2117,16 @@
bool shouldShowSystemMenu = false;
bool broughtByKeyboard = false;
POINT nativeGlobalPos{};
+
switch (message) {
case WM_RBUTTONUP: {
const POINT nativeLocalPos = getNativePosFromMouse();
- const QPoint qtScenePos =
- QHighDpi::fromNativeLocalPosition(point2qpoint(nativeLocalPos), m_windowHandle);
- if (isInTitleBarDraggableArea(qtScenePos)) {
+ const QPoint qtScenePos = QHighDpi::fromNativeLocalPosition(
+ point2qpoint(nativeLocalPos), m_windowHandle.data());
+ WindowAgentBase::SystemButton sysButtonType = WindowAgentBase::Unknown;
+ if (isInTitleBarDraggableArea(qtScenePos) ||
+ (isInSystemButtons(qtScenePos, &sysButtonType) &&
+ sysButtonType == WindowAgentBase::WindowIcon)) {
shouldShowSystemMenu = true;
nativeGlobalPos = nativeLocalPos;
::ClientToScreen(hWnd, &nativeGlobalPos);
@@ -2075,10 +2142,20 @@
}
case WM_SYSCOMMAND: {
const WPARAM filteredWParam = (wParam & 0xFFF0);
- if ((filteredWParam == SC_KEYMENU) && (lParam == VK_SPACE)) {
- shouldShowSystemMenu = true;
- broughtByKeyboard = true;
- nativeGlobalPos = getNativeGlobalPosFromKeyboard();
+ switch (filteredWParam) {
+ case SC_MOUSEMENU:
+ shouldShowSystemMenu = true;
+ nativeGlobalPos = getNativeGlobalPosFromKeyboard();
+ break;
+ case SC_KEYMENU:
+ if (lParam == VK_SPACE) {
+ shouldShowSystemMenu = true;
+ broughtByKeyboard = true;
+ nativeGlobalPos = getNativeGlobalPosFromKeyboard();
+ }
+ break;
+ default:
+ break;
}
break;
}
@@ -2097,8 +2174,86 @@
break;
}
if (shouldShowSystemMenu) {
- showSystemMenu2(hWnd, nativeGlobalPos, broughtByKeyboard,
- m_delegate->isHostSizeFixed(m_host));
+ static HHOOK mouseHook = nullptr;
+ static std::optional<POINT> mouseClickPos;
+ static bool mouseDoubleClicked = false;
+ bool mouseHookedLocal = false;
+
+ // The menu is triggered by a click on icon button
+ if (iconButtonClickTime > 0) {
+ POINT menuPos{0, static_cast<LONG>(getTitleBarHeight(hWnd))};
+ if (const auto tb = titleBar()) {
+ auto titleBarHeight = qreal(m_delegate->mapGeometryToScene(tb).height());
+ titleBarHeight *= m_windowHandle->devicePixelRatio();
+ menuPos.y = qRound(titleBarHeight);
+ }
+ ::ClientToScreen(hWnd, &menuPos);
+ nativeGlobalPos = menuPos;
+
+ // Install mouse hook
+ if (!mouseHook) {
+ mouseHook = ::SetWindowsHookExW(
+ WH_MOUSE,
+ [](int nCode, WPARAM wParam, LPARAM lParam) {
+ if (nCode >= 0) {
+ switch (wParam) {
+ case WM_LBUTTONDBLCLK:
+ mouseDoubleClicked = true;
+ Q_FALLTHROUGH();
+
+ // case WM_POINTERDOWN:
+
+ case WM_LBUTTONDOWN: {
+ auto pMouseStruct =
+ reinterpret_cast<MOUSEHOOKSTRUCT *>(lParam);
+ if (pMouseStruct) {
+ mouseClickPos = pMouseStruct->pt;
+ }
+ break;
+ }
+ default:
+ break;
+ }
+ }
+ return ::CallNextHookEx(nullptr, nCode, wParam, lParam);
+ },
+ nullptr, ::GetCurrentThreadId());
+ mouseHookedLocal = true;
+ }
+ }
+
+ bool res =
+ showSystemMenu_sys(hWnd, nativeGlobalPos, broughtByKeyboard, isHostSizeFixed());
+
+ // Uninstall mouse hook and check if it's a double-click
+ if (mouseHookedLocal) {
+ ::UnhookWindowsHookEx(mouseHook);
+
+ // Emulate the Windows icon button's behavior
+ if (!res && mouseClickPos.has_value()) {
+ POINT nativeLocalPos = mouseClickPos.value();
+ ::ScreenToClient(hWnd, &nativeLocalPos);
+ QPoint qtScenePos = QHighDpi::fromNativeLocalPosition(
+ point2qpoint(nativeLocalPos), m_windowHandle.data());
+ WindowAgentBase::SystemButton sysButtonType = WindowAgentBase::Unknown;
+ if (isInSystemButtons(qtScenePos, &sysButtonType) &&
+ sysButtonType == WindowAgentBase::WindowIcon) {
+ iconButtonClickLevel |= IconButtonClicked;
+ if (::GetTickCount64() - iconButtonClickTime <= ::GetDoubleClickTime()) {
+ iconButtonClickLevel |= IconButtonTriggersClose;
+ }
+ }
+ }
+
+ if (mouseDoubleClicked) {
+ iconButtonClickLevel |= IconButtonDoubleClicked;
+ }
+
+ mouseHook = nullptr;
+ mouseClickPos.reset();
+ mouseDoubleClicked = false;
+ }
+
// QPA's internal code will handle system menu events separately, and its
// behavior is not what we would want to see because it doesn't know our
// window doesn't have any window frame now, so return early here to avoid
--
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