From 6f4ab6474fa81556b1d90f6f87f8322282d054db Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周六, 08 2月 2025 21:46:13 +0800
Subject: [PATCH] fix unwanted title bar when special effect is enabled
---
src/core/contexts/win32windowcontext.cpp | 785 +++++++++++++++++++++----------------------------------
1 files changed, 303 insertions(+), 482 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 9ad30da..ce1037a 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -33,305 +33,13 @@
#include "qwkglobal_p.h"
#include "qwkwindowsextra_p.h"
-static QHash<int, const wchar_t *> xmsgHash = //
- {
- //
- {0, L"WM_NULL" },
- {1, L"WM_CREATE" },
- {2, L"WM_DESTROY" },
- {3, L"WM_MOVE" },
- {5, L"WM_SIZE" },
- {6, L"WM_ACTIVATE" },
- {7, L"WM_SETFOCUS" },
- {8, L"WM_KILLFOCUS" },
- {10, L"WM_ENABLE" },
- {11, L"WM_SETREDRAW" },
- {12, L"WM_SETTEXT" },
- {13, L"WM_GETTEXT" },
- {14, L"WM_GETTEXTLENGTH" },
- {15, L"WM_PAINT" },
- {16, L"WM_CLOSE" },
- {17, L"WM_QUERYENDSESSION" },
- {18, L"WM_QUIT" },
- {19, L"WM_QUERYOPEN" },
- {20, L"WM_ERASEBKGND" },
- {21, L"WM_SYSCOLORCHANGE" },
- {22, L"WM_ENDSESSION" },
- {24, L"WM_SHOWWINDOW" },
- {25, L"WM_CTLCOLOR" },
- {26, L"WM_WININICHANGE" },
- {27, L"WM_DEVMODECHANGE" },
- {28, L"WM_ACTIVATEAPP" },
- {29, L"WM_FONTCHANGE" },
- {30, L"WM_TIMECHANGE" },
- {31, L"WM_CANCELMODE" },
- {32, L"WM_SETCURSOR" },
- {33, L"WM_MOUSEACTIVATE" },
- {34, L"WM_CHILDACTIVATE" },
- {35, L"WM_QUEUESYNC" },
- {36, L"WM_GETMINMAXINFO" },
- {38, L"WM_PAINTICON" },
- {39, L"WM_ICONERASEBKGND" },
- {40, L"WM_NEXTDLGCTL" },
- {42, L"WM_SPOOLERSTATUS" },
- {43, L"WM_DRAWITEM" },
- {44, L"WM_MEASUREITEM" },
- {45, L"WM_DELETEITEM" },
- {46, L"WM_VKEYTOITEM" },
- {47, L"WM_CHARTOITEM" },
- {48, L"WM_SETFONT" },
- {49, L"WM_GETFONT" },
- {50, L"WM_SETHOTKEY" },
- {51, L"WM_GETHOTKEY" },
- {55, L"WM_QUERYDRAGICON" },
- {57, L"WM_COMPAREITEM" },
- {61, L"WM_GETOBJECT" },
- {65, L"WM_COMPACTING" },
- {68, L"WM_COMMNOTIFY" },
- {70, L"WM_WINDOWPOSCHANGING" },
- {71, L"WM_WINDOWPOSCHANGED" },
- {72, L"WM_POWER" },
- {73, L"WM_COPYGLOBALDATA" },
- {74, L"WM_COPYDATA" },
- {75, L"WM_CANCELJOURNAL" },
- {78, L"WM_NOTIFY" },
- {80, L"WM_INPUTLANGCHANGEREQUEST"},
- {81, L"WM_INPUTLANGCHANGE" },
- {82, L"WM_TCARD" },
- {83, L"WM_HELP" },
- {84, L"WM_USERCHANGED" },
- {85, L"WM_NOTIFYFORMAT" },
- {123, L"WM_CONTEXTMENU" },
- {124, L"WM_STYLECHANGING" },
- {125, L"WM_STYLECHANGED" },
- {126, L"WM_DISPLAYCHANGE" },
- {127, L"WM_GETICON" },
- {128, L"WM_SETICON" },
- {129, L"WM_NCCREATE" },
- {130, L"WM_NCDESTROY" },
- {131, L"WM_NCCALCSIZE" },
- {132, L"WM_NCHITTEST" },
- {133, L"WM_NCPAINT" },
- {134, L"WM_NCACTIVATE" },
- {135, L"WM_GETDLGCODE" },
- {136, L"WM_SYNCPAINT" },
- {160, L"WM_NCMOUSEMOVE" },
- {161, L"WM_NCLBUTTONDOWN" },
- {162, L"WM_NCLBUTTONUP" },
- {163, L"WM_NCLBUTTONDBLCLK" },
- {164, L"WM_NCRBUTTONDOWN" },
- {165, L"WM_NCRBUTTONUP" },
- {166, L"WM_NCRBUTTONDBLCLK" },
- {167, L"WM_NCMBUTTONDOWN" },
- {168, L"WM_NCMBUTTONUP" },
- {169, L"WM_NCMBUTTONDBLCLK" },
- {171, L"WM_NCXBUTTONDOWN" },
- {172, L"WM_NCXBUTTONUP" },
- {173, L"WM_NCXBUTTONDBLCLK" },
- {176, L"EM_GETSEL" },
- {177, L"EM_SETSEL" },
- {178, L"EM_GETRECT" },
- {179, L"EM_SETRECT" },
- {180, L"EM_SETRECTNP" },
- {181, L"EM_SCROLL" },
- {182, L"EM_LINESCROLL" },
- {183, L"EM_SCROLLCARET" },
- {185, L"EM_GETMODIFY" },
- {187, L"EM_SETMODIFY" },
- {188, L"EM_GETLINECOUNT" },
- {189, L"EM_LINEINDEX" },
- {190, L"EM_SETHANDLE" },
- {191, L"EM_GETHANDLE" },
- {192, L"EM_GETTHUMB" },
- {193, L"EM_LINELENGTH" },
- {194, L"EM_REPLACESEL" },
- {195, L"EM_SETFONT" },
- {196, L"EM_GETLINE" },
- {197, L"EM_LIMITTEXT" },
- {197, L"EM_SETLIMITTEXT" },
- {198, L"EM_CANUNDO" },
- {199, L"EM_UNDO" },
- {200, L"EM_FMTLINES" },
- {201, L"EM_LINEFROMCHAR" },
- {202, L"EM_SETWORDBREAK" },
- {203, L"EM_SETTABSTOPS" },
- {204, L"EM_SETPASSWORDCHAR" },
- {205, L"EM_EMPTYUNDOBUFFER" },
- {206, L"EM_GETFIRSTVISIBLELINE" },
- {207, L"EM_SETREADONLY" },
- {209, L"EM_SETWORDBREAKPROC" },
- {209, L"EM_GETWORDBREAKPROC" },
- {210, L"EM_GETPASSWORDCHAR" },
- {211, L"EM_SETMARGINS" },
- {212, L"EM_GETMARGINS" },
- {213, L"EM_GETLIMITTEXT" },
- {214, L"EM_POSFROMCHAR" },
- {215, L"EM_CHARFROMPOS" },
- {216, L"EM_SETIMESTATUS" },
- {217, L"EM_GETIMESTATUS" },
- {224, L"SBM_SETPOS" },
- {225, L"SBM_GETPOS" },
- {226, L"SBM_SETRANGE" },
- {227, L"SBM_GETRANGE" },
- {228, L"SBM_ENABLE_ARROWS" },
- {230, L"SBM_SETRANGEREDRAW" },
- {233, L"SBM_SETSCROLLINFO" },
- {234, L"SBM_GETSCROLLINFO" },
- {235, L"SBM_GETSCROLLBARINFO" },
- {240, L"BM_GETCHECK" },
- {241, L"BM_SETCHECK" },
- {242, L"BM_GETSTATE" },
- {243, L"BM_SETSTATE" },
- {244, L"BM_SETSTYLE" },
- {245, L"BM_CLICK" },
- {246, L"BM_GETIMAGE" },
- {247, L"BM_SETIMAGE" },
- {248, L"BM_SETDONTCLICK" },
- {255, L"WM_INPUT" },
- {256, L"WM_KEYDOWN" },
- {256, L"WM_KEYFIRST" },
- {257, L"WM_KEYUP" },
- {258, L"WM_CHAR" },
- {259, L"WM_DEADCHAR" },
- {260, L"WM_SYSKEYDOWN" },
- {261, L"WM_SYSKEYUP" },
- {262, L"WM_SYSCHAR" },
- {263, L"WM_SYSDEADCHAR" },
- {264, L"WM_KEYLAST" },
- {265, L"WM_UNICHAR" },
- {265, L"WM_WNT_CONVERTREQUESTEX" },
- {266, L"WM_CONVERTREQUEST" },
- {267, L"WM_CONVERTRESULT" },
- {268, L"WM_INTERIM" },
- {269, L"WM_IME_STARTCOMPOSITION" },
- {270, L"WM_IME_ENDCOMPOSITION" },
- {271, L"WM_IME_COMPOSITION" },
- {271, L"WM_IME_KEYLAST" },
- {272, L"WM_INITDIALOG" },
- {273, L"WM_COMMAND" },
- {274, L"WM_SYSCOMMAND" },
- {275, L"WM_TIMER" },
- {276, L"WM_HSCROLL" },
- {277, L"WM_VSCROLL" },
- {278, L"WM_INITMENU" },
- {279, L"WM_INITMENUPOPUP" },
- {280, L"WM_SYSTIMER" },
- {287, L"WM_MENUSELECT" },
- {288, L"WM_MENUCHAR" },
- {289, L"WM_ENTERIDLE" },
- {290, L"WM_MENURBUTTONUP" },
- {291, L"WM_MENUDRAG" },
- {292, L"WM_MENUGETOBJECT" },
- {293, L"WM_UNINITMENUPOPUP" },
- {294, L"WM_MENUCOMMAND" },
- {295, L"WM_CHANGEUISTATE" },
- {296, L"WM_UPDATEUISTATE" },
- {297, L"WM_QUERYUISTATE" },
- {306, L"WM_CTLCOLORMSGBOX" },
- {307, L"WM_CTLCOLOREDIT" },
- {308, L"WM_CTLCOLORLISTBOX" },
- {309, L"WM_CTLCOLORBTN" },
- {310, L"WM_CTLCOLORDLG" },
- {311, L"WM_CTLCOLORSCROLLBAR" },
- {312, L"WM_CTLCOLORSTATIC" },
- {512, L"WM_MOUSEFIRST" },
- {512, L"WM_MOUSEMOVE" },
- {513, L"WM_LBUTTONDOWN" },
- {514, L"WM_LBUTTONUP" },
- {515, L"WM_LBUTTONDBLCLK" },
- {516, L"WM_RBUTTONDOWN" },
- {517, L"WM_RBUTTONUP" },
- {518, L"WM_RBUTTONDBLCLK" },
- {519, L"WM_MBUTTONDOWN" },
- {520, L"WM_MBUTTONUP" },
- {521, L"WM_MBUTTONDBLCLK" },
- {521, L"WM_MOUSELAST" },
- {522, L"WM_MOUSEWHEEL" },
- {523, L"WM_XBUTTONDOWN" },
- {524, L"WM_XBUTTONUP" },
- {525, L"WM_XBUTTONDBLCLK" },
- {528, L"WM_PARENTNOTIFY" },
- {529, L"WM_ENTERMENULOOP" },
- {530, L"WM_EXITMENULOOP" },
- {531, L"WM_NEXTMENU" },
- {532, L"WM_SIZING" },
- {533, L"WM_CAPTURECHANGED" },
- {534, L"WM_MOVING" },
- {536, L"WM_POWERBROADCAST" },
- {537, L"WM_DEVICECHANGE" },
- {544, L"WM_MDICREATE" },
- {545, L"WM_MDIDESTROY" },
- {546, L"WM_MDIACTIVATE" },
- {547, L"WM_MDIRESTORE" },
- {548, L"WM_MDINEXT" },
- {549, L"WM_MDIMAXIMIZE" },
- {550, L"WM_MDITILE" },
- {551, L"WM_MDICASCADE" },
- {552, L"WM_MDIICONARRANGE" },
- {553, L"WM_MDIGETACTIVE" },
- {560, L"WM_MDISETMENU" },
- {561, L"WM_ENTERSIZEMOVE" },
- {562, L"WM_EXITSIZEMOVE" },
- {563, L"WM_DROPFILES" },
- {564, L"WM_MDIREFRESHMENU" },
- {640, L"WM_IME_REPORT" },
- {641, L"WM_IME_SETCONTEXT" },
- {642, L"WM_IME_NOTIFY" },
- {643, L"WM_IME_CONTROL" },
- {644, L"WM_IME_COMPOSITIONFULL" },
- {645, L"WM_IME_SELECT" },
- {646, L"WM_IME_CHAR" },
- {648, L"WM_IME_REQUEST" },
- {656, L"WM_IMEKEYDOWN" },
- {656, L"WM_IME_KEYDOWN" },
- {657, L"WM_IMEKEYUP" },
- {657, L"WM_IME_KEYUP" },
- {672, L"WM_NCMOUSEHOVER" },
- {673, L"WM_MOUSEHOVER" },
- {674, L"WM_NCMOUSELEAVE" },
- {675, L"WM_MOUSELEAVE" },
- {768, L"WM_CUT" },
- {769, L"WM_COPY" },
- {770, L"WM_PASTE" },
- {771, L"WM_CLEAR" },
- {772, L"WM_UNDO" },
- {773, L"WM_RENDERFORMAT" },
- {774, L"WM_RENDERALLFORMATS" },
- {775, L"WM_DESTROYCLIPBOARD" },
- {776, L"WM_DRAWCLIPBOARD" },
- {777, L"WM_PAINTCLIPBOARD" },
- {778, L"WM_VSCROLLCLIPBOARD" },
- {779, L"WM_SIZECLIPBOARD" },
- {780, L"WM_ASKCBFORMATNAME" },
- {781, L"WM_CHANGECBCHAIN" },
- {782, L"WM_HSCROLLCLIPBOARD" },
- {783, L"WM_QUERYNEWPALETTE" },
- {784, L"WM_PALETTEISCHANGING" },
- {785, L"WM_PALETTECHANGED" },
- {786, L"WM_HOTKEY" },
- {791, L"WM_PRINT" },
- {792, L"WM_PRINTCLIENT" },
- {793, L"WM_APPCOMMAND" },
- {856, L"WM_HANDHELDFIRST" },
- {863, L"WM_HANDHELDLAST" },
- {864, L"WM_AFXFIRST" },
- {895, L"WM_AFXLAST" },
- {896, L"WM_PENWINFIRST" },
- {897, L"WM_RCRESULT" },
- {898, L"WM_HOOKRCRESULT" },
- {899, L"WM_GLOBALRCCHANGE" },
- {899, L"WM_PENMISCINFO" },
- {900, L"WM_SKB" },
- {901, L"WM_HEDITCTL" },
- {901, L"WM_PENCTL" },
- {902, L"WM_PENMISC" },
- {903, L"WM_CTLINIT" },
- {904, L"WM_PENEVENT" },
- {911, L"WM_PENWINLAST" },
- {1024, L"WM_USER" },
-};
-
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;
@@ -373,6 +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()) {
@@ -416,6 +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) {
@@ -427,7 +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.
@@ -464,73 +204,6 @@
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() {
- // No need to sync with DWM if DWM composition is disabled.
- if (!isDwmCompositionEnabled()) {
- return;
- }
- const DynamicApis &apis = DynamicApis::instance();
- // Dirty hack to workaround the resize flicker caused by DWM.
- LARGE_INTEGER freq{};
- ::QueryPerformanceFrequency(&freq);
- TIMECAPS tc{};
- apis.ptimeGetDevCaps(&tc, sizeof(tc));
- const UINT ms_granularity = tc.wPeriodMin;
- apis.ptimeBeginPeriod(ms_granularity);
- LARGE_INTEGER now0{};
- ::QueryPerformanceCounter(&now0);
- // ask DWM where the vertical blank falls
- DWM_TIMING_INFO dti{};
- dti.cbSize = sizeof(dti);
- apis.pDwmGetCompositionTimingInfo(nullptr, &dti);
- LARGE_INTEGER now1{};
- ::QueryPerformanceCounter(&now1);
- // - DWM told us about SOME vertical blank
- // - past or future, possibly many frames away
- // - convert that into the NEXT vertical blank
- const auto period = qreal(dti.qpcRefreshPeriod);
- const auto dt = qreal(dti.qpcVBlank - now1.QuadPart);
- const qreal ratio = (dt / period);
- auto w = qreal(0);
- auto m = qreal(0);
- if ((dt > qreal(0)) || qFuzzyIsNull(dt)) {
- w = ratio;
- } else {
- // reach back to previous period
- // - so m represents consistent position within phase
- w = (ratio - qreal(1));
- }
- m = (dt - (period * w));
- if ((m < qreal(0)) || qFuzzyCompare(m, period) || (m > period)) {
- return;
- }
- const qreal m_ms = (qreal(1000) * m / qreal(freq.QuadPart));
- ::Sleep(static_cast<DWORD>(std::round(m_ms)));
- apis.ptimeEndPeriod(ms_granularity);
- }
-
// Returns false if the menu is canceled
static bool showSystemMenu_sys(HWND hWnd, const POINT &pos, const bool selectFirstEntry,
const bool fixedSize) {
@@ -542,7 +215,7 @@
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)));
@@ -625,7 +298,6 @@
case HTBORDER:
return Win32WindowContext::FixedBorder;
default:
- Q_UNREACHABLE();
break;
}
return Win32WindowContext::Outside;
@@ -917,6 +589,7 @@
// 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 =
@@ -991,12 +664,12 @@
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
std::ignore = showSystemMenu_sys(hWnd, qpoint2point(nativeGlobalPos), false,
- m_delegate->isHostSizeFixed(m_host));
+ isHostSizeFixed());
return;
}
@@ -1109,10 +782,18 @@
return isSystemBorderEnabled() && !isWin11OrGreater();
}
+ if (key == QStringLiteral("windows-system-border-enabled")) {
+ return isSystemBorderEnabled();
+ }
+
if (key == QStringLiteral("border-thickness")) {
return m_windowId
? int(getWindowFrameBorderThickness(reinterpret_cast<HWND>(m_windowId)))
: 0;
+ }
+
+ if (key == QStringLiteral("title-bar-height")) {
+ return m_windowId ? int(getTitleBarHeight(reinterpret_cast<HWND>(m_windowId))) : 0;
}
return AbstractWindowContext::windowAttribute(key);
}
@@ -1123,16 +804,10 @@
lastHitTestResult = WindowPart::Outside;
lastHitTestResultRaw = HTNOWHERE;
- if (!isSystemBorderEnabled()) {
- m_delegate->setWindowFlags(m_host, m_delegate->getWindowFlags(m_host) |
- Qt::FramelessWindowHint);
- }
-
// If the original window id is valid, remove all resources related
if (oldWinId) {
removeManagedWindow(reinterpret_cast<HWND>(oldWinId));
}
-
if (!winId) {
return;
}
@@ -1186,10 +861,6 @@
return false;
}
- // qDebug().noquote() << QDateTime::currentDateTime()
- // << QString::fromStdWString(xmsgHash.value(message, L"")) << Qt::hex
- // << message;
-
// Test snap layout
if (snapLayoutHandler(hWnd, message, wParam, lParam, result)) {
return true;
@@ -1222,8 +893,39 @@
Q_UNUSED(oldAttribute)
const auto hwnd = reinterpret_cast<HWND>(m_windowId);
+ Q_ASSERT(hwnd);
+ if (!hwnd) {
+ return false;
+ }
+
const DynamicApis &apis = DynamicApis::instance();
- static constexpr const MARGINS extendedMargins = {-1, -1, -1, -1};
+ const auto &extendMargins = [this, &apis, hwnd]() {
+ // For some unknown reason, the window background is totally black when the host object
+ // is a QWidget. And extending the window frame into the client area seems to fix it
+ // magically.
+ // We don't need the following *HACK* for QtQuick windows.
+ if (!m_host->isWidgetType()) {
+ return;
+ }
+ // After many times of trying, we found that the Acrylic/Mica/Mica Alt background
+ // only appears on the native Win32 window's background, so naturally we want to
+ // extend the window frame into the whole client area to be able to let the special
+ // material fill the whole window. Previously we are using negative margins because
+ // it's widely known that using negative margins will let the window frame fill
+ // the whole window and that's indeed what we wanted to do, however, later we found
+ // that doing so is causing issues. When the user enabled the "show accent color on
+ // window title bar and borders" option on system personalize settings, a 30px bar
+ // would appear on window top. It has the same color with the system accent color.
+ // Actually it's the original title bar we've already hidden, and it magically
+ // appears again when we use negative margins to extend the window frame. And again
+ // after some experiments, I found that the title bar won't appear if we don't extend
+ // from the top side. In the end I found that we only need to extend from the left
+ // side if we extend long enough. In this way we can see the special material even
+ // when the host object is a QWidget and the title bar still remain hidden. But even
+ // though this solution seems perfect, I really don't know why it works.
+ static constexpr const MARGINS margins = {65536, 0, 0, 0};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ };
const auto &restoreMargins = [this, &apis, hwnd]() {
auto margins = qmargins2margins(
m_windowAttributes.value(QStringLiteral("extra-margins")).value<QMargins>());
@@ -1232,7 +934,7 @@
if (key == QStringLiteral("extra-margins")) {
auto margins = qmargins2margins(attribute.value<QMargins>());
- return apis.pDwmExtendFrameIntoClientArea(hwnd, &margins) == S_OK;
+ return SUCCEEDED(apis.pDwmExtendFrameIntoClientArea(hwnd, &margins));
}
if (key == QStringLiteral("dark-mode")) {
@@ -1246,12 +948,8 @@
} else {
apis.pAllowDarkModeForApp(enable);
}
- for (const auto attr : {
- _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
- _DWMWA_USE_IMMERSIVE_DARK_MODE,
- }) {
- apis.pDwmSetWindowAttribute(hwnd, attr, &enable, sizeof(enable));
- }
+ const auto attr = isWin1020H1OrGreater() ? _DWMWA_USE_IMMERSIVE_DARK_MODE : _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1;
+ apis.pDwmSetWindowAttribute(hwnd, attr, &enable, sizeof(enable));
apis.pFlushMenuThemes();
return true;
@@ -1263,9 +961,7 @@
return false;
}
if (attribute.toBool()) {
- // We need to extend the window frame into the whole client area to be able
- // to see the blurred window background.
- apis.pDwmExtendFrameIntoClientArea(hwnd, &extendedMargins);
+ extendMargins();
if (isWin1122H2OrGreater()) {
// Use official DWM API to enable Mica, available since Windows 11 22H2
// (10.0.22621).
@@ -1297,9 +993,7 @@
return false;
}
if (attribute.toBool()) {
- // We need to extend the window frame into the whole client area to be able
- // to see the blurred window background.
- apis.pDwmExtendFrameIntoClientArea(hwnd, &extendedMargins);
+ extendMargins();
// Use official DWM API to enable Mica Alt, available since Windows 11 22H2
// (10.0.22621).
const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_TABBEDWINDOW;
@@ -1319,9 +1013,7 @@
return false;
}
if (attribute.toBool()) {
- // We need to extend the window frame into the whole client area to be able
- // to see the blurred window background.
- apis.pDwmExtendFrameIntoClientArea(hwnd, &extendedMargins);
+ extendMargins();
const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_TRANSIENTWINDOW;
apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE, &backdropType,
@@ -1362,9 +1054,9 @@
}
if (key == QStringLiteral("dwm-blur")) {
+ // Extending window frame would break this effect for some unknown reason.
+ restoreMargins();
if (attribute.toBool()) {
- // We can't extend the window frame for this effect.
- restoreMargins();
if (isWin8OrGreater()) {
ACCENT_POLICY policy{};
policy.dwAccentState = ACCENT_ENABLE_BLURBEHIND;
@@ -1559,7 +1251,7 @@
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
@@ -1678,18 +1370,25 @@
if (lastHitTestResultRaw == HTSYSMENU) {
switch (message) {
case WM_NCLBUTTONDOWN:
- if (iconButtonClickTime == 0) {
+ 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, WM_NCLBUTTONDOWN, wParam, lParam);
+ *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 {
- *result = FALSE;
- emulateClientAreaMessage(hWnd, message, wParam, lParam);
+ iconButtonClickLevel = 0;
}
break;
case WM_NCLBUTTONDBLCLK:
@@ -1852,15 +1551,24 @@
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 isTitleBar = isInTitleBarDraggableArea(qtScenePos);
+ int frameSize = getResizeBorderThickness(hWnd);
+
+ bool isFixedWidth = isHostWidthFixed();
+ bool isFixedHeight = isHostHeightFixed();
+ bool isFixedSize = isHostSizeFixed();
+ bool isInLeftBorder = nativeLocalPos.x <= frameSize;
+ bool isInTopBorder = nativeLocalPos.y <= frameSize;
+ bool isInRightBorder = nativeLocalPos.x > clientWidth - frameSize;
+ bool isInBottomBorder = nativeLocalPos.y > clientHeight - frameSize;
+ bool isInTitleBar = isInTitleBarDraggableArea(qtScenePos);
+ WindowAgentBase::SystemButton sysButtonType = WindowAgentBase::Unknown;
+ bool isInCaptionButtons = isInSystemButtons(qtScenePos, &sysButtonType);
bool dontOverrideCursor = false; // ### TODO
- WindowAgentBase::SystemButton sysButtonType = WindowAgentBase::Unknown;
- if (!isFixedSize && isInSystemButtons(qtScenePos, &sysButtonType)) {
+ if (isInCaptionButtons) {
// Firstly, we set the hit test result to a default value to be able to detect
// whether we have changed it or not afterwards.
*result = HTNOWHERE;
@@ -1870,29 +1578,41 @@
// window is not maximized/fullscreen/minimized, of course).
if (isWindowNoState(hWnd)) {
static constexpr const quint8 kBorderSize = 2;
- bool isTop = (nativeLocalPos.y <= kBorderSize);
+ bool isTop = nativeLocalPos.y <= kBorderSize;
bool isLeft = nativeLocalPos.x <= kBorderSize;
- bool isRight = (nativeLocalPos.x >= (clientWidth - kBorderSize));
+ bool isRight = nativeLocalPos.x > clientWidth - kBorderSize;
if (isTop || isLeft || isRight) {
- if (dontOverrideCursor) {
+ if (isFixedSize || dontOverrideCursor) {
// The user doesn't want the window to be resized, so we tell
// Windows we are in the client area so that the controls beneath
// the mouse cursor can still be hovered or clicked.
- *result = (isTitleBar ? HTCAPTION : HTCLIENT);
+ *result = isInTitleBar ? HTCAPTION : HTCLIENT;
} else {
if (isTop) {
if (isLeft) {
- *result = HTTOPLEFT;
+ if (isFixedWidth) {
+ *result = HTTOP;
+ } else if (isFixedHeight) {
+ *result = HTLEFT;
+ } else {
+ *result = HTTOPLEFT;
+ }
} else if (isRight) {
- *result = HTTOPRIGHT;
+ if (isFixedWidth) {
+ *result = HTTOP;
+ } else if (isFixedHeight) {
+ *result = HTRIGHT;
+ } else {
+ *result = HTTOPRIGHT;
+ }
} else {
- *result = HTTOP;
+ *result = isFixedHeight ? HTBORDER : HTTOP;
}
} else {
- if (isLeft) {
- *result = HTLEFT;
+ if (isFixedWidth) {
+ *result = HTBORDER;
} else {
- *result = HTRIGHT;
+ *result = isLeft ? HTLEFT : HTRIGHT;
}
}
}
@@ -1934,10 +1654,8 @@
// 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);
if (isSystemBorderEnabled()) {
// This will handle the left, right and bottom parts of the frame
@@ -1949,8 +1667,51 @@
// outside the window, that is, the three transparent window resize area.
// Returning HTCLIENT will confuse Windows, we can't put our controls there
// anyway.
- *result = ((isFixedSize || dontOverrideCursor) ? HTBORDER
- : originalHitTestResult);
+ *result = HTNOWHERE; // Make sure we can know we don't set any value
+ // explicitly later.
+ if (originalHitTestResult == HTCAPTION) {
+ } else if (isFixedSize || dontOverrideCursor) {
+ *result = HTBORDER;
+ } else if (isFixedWidth || isFixedHeight) {
+ if (originalHitTestResult == HTTOPLEFT) {
+ if (isFixedWidth) {
+ *result = HTTOP;
+ } else {
+ *result = HTLEFT;
+ }
+ } else if (originalHitTestResult == HTTOPRIGHT) {
+ if (isFixedWidth) {
+ *result = HTTOP;
+ } else {
+ *result = HTRIGHT;
+ }
+ } else if (originalHitTestResult == HTBOTTOMRIGHT) {
+ if (isFixedWidth) {
+ *result = HTBOTTOM;
+ } else {
+ *result = HTRIGHT;
+ }
+ } else if (originalHitTestResult == HTBOTTOMLEFT) {
+ if (isFixedWidth) {
+ *result = HTBOTTOM;
+ } else {
+ *result = HTLEFT;
+ }
+ } else if (originalHitTestResult == HTLEFT ||
+ originalHitTestResult == HTRIGHT) {
+ if (isFixedWidth) {
+ *result = HTBORDER;
+ }
+ } else if (originalHitTestResult == HTTOP ||
+ originalHitTestResult == HTBOTTOM) {
+ if (isFixedHeight) {
+ *result = HTBORDER;
+ }
+ }
+ }
+ if (*result == HTNOWHERE) {
+ *result = originalHitTestResult;
+ }
return true;
}
if (full) {
@@ -1958,7 +1719,7 @@
return true;
}
if (max) {
- *result = (isTitleBar ? HTCAPTION : HTCLIENT);
+ *result = isInTitleBar ? HTCAPTION : HTCLIENT;
return true;
}
// At this point, we know that the cursor is inside the client area,
@@ -1966,16 +1727,25 @@
// title bar or the drag bar. Apparently, it must be the drag bar or
// the little border at the top which the user can use to move or
// resize the window.
- if (isTop) {
+ if (isInTopBorder) {
// Return HTCLIENT instead of HTBORDER here, because the mouse is
// inside our homemade title bar now, return HTCLIENT to let our
// title bar can still capture mouse events.
- *result = ((isFixedSize || dontOverrideCursor)
- ? (isTitleBar ? HTCAPTION : HTCLIENT)
- : HTTOP);
+ *result = [&]() {
+ if (isFixedSize || isFixedHeight || dontOverrideCursor ||
+ (isFixedWidth && (isInLeftBorder || isInRightBorder))) {
+ if (isInTitleBar) {
+ return HTCAPTION;
+ } else {
+ return HTCLIENT;
+ }
+ } else {
+ return HTTOP;
+ }
+ }();
return true;
}
- if (isTitleBar) {
+ if (isInTitleBar) {
*result = HTCAPTION;
return true;
}
@@ -1986,58 +1756,86 @@
*result = HTCLIENT;
return true;
}
- if (max) {
- *result = (isTitleBar ? HTCAPTION : HTCLIENT);
+ if (max || isFixedSize || dontOverrideCursor) {
+ *result = isInTitleBar ? HTCAPTION : HTCLIENT;
return true;
}
- if (!isFixedSize) {
- const bool isBottom = (nativeLocalPos.y >= (clientHeight - frameSize));
- // Make the border a little wider to let the user easy to resize on corners.
- const auto scaleFactor = ((isTop || isBottom) ? qreal(2) : qreal(1));
- const int scaledFrameSize = std::round(qreal(frameSize) * scaleFactor);
- const bool isLeft = (nativeLocalPos.x < scaledFrameSize);
- const bool isRight = (nativeLocalPos.x >= (clientWidth - scaledFrameSize));
- if (dontOverrideCursor && (isTop || isBottom || isLeft || isRight)) {
- // Return HTCLIENT instead of HTBORDER here, because the mouse is
- // inside the window now, return HTCLIENT to let the controls
- // inside our window can still capture mouse events.
- *result = (isTitleBar ? HTCAPTION : HTCLIENT);
- return true;
+ if (isFixedWidth || isFixedHeight) {
+ if (isInLeftBorder && isInTopBorder) {
+ if (isFixedWidth) {
+ *result = HTTOP;
+ } else {
+ *result = HTLEFT;
+ }
+ } else if (isInRightBorder && isInTopBorder) {
+ if (isFixedWidth) {
+ *result = HTTOP;
+ } else {
+ *result = HTRIGHT;
+ }
+ } else if (isInRightBorder && isInBottomBorder) {
+ if (isFixedWidth) {
+ *result = HTBOTTOM;
+ } else {
+ *result = HTRIGHT;
+ }
+ } else if (isInLeftBorder && isInBottomBorder) {
+ if (isFixedWidth) {
+ *result = HTBOTTOM;
+ } else {
+ *result = HTLEFT;
+ }
+ } else if (isInLeftBorder || isInRightBorder) {
+ if (isFixedWidth) {
+ *result = HTCLIENT;
+ } else {
+ *result = isInLeftBorder ? HTLEFT : HTRIGHT;
+ }
+ } else if (isInTopBorder || isInBottomBorder) {
+ if (isFixedHeight) {
+ *result = HTCLIENT;
+ } else {
+ *result = isInTopBorder ? HTTOP : HTBOTTOM;
+ }
+ } else {
+ *result = HTCLIENT;
}
- if (isTop) {
- if (isLeft) {
+ return true;
+ } else {
+ if (isInTopBorder) {
+ if (isInLeftBorder) {
*result = HTTOPLEFT;
return true;
}
- if (isRight) {
+ if (isInRightBorder) {
*result = HTTOPRIGHT;
return true;
}
*result = HTTOP;
return true;
}
- if (isBottom) {
- if (isLeft) {
+ if (isInBottomBorder) {
+ if (isInLeftBorder) {
*result = HTBOTTOMLEFT;
return true;
}
- if (isRight) {
+ if (isInRightBorder) {
*result = HTBOTTOMRIGHT;
return true;
}
*result = HTBOTTOM;
return true;
}
- if (isLeft) {
+ if (isInLeftBorder) {
*result = HTLEFT;
return true;
}
- if (isRight) {
+ if (isInRightBorder) {
*result = HTRIGHT;
return true;
}
}
- if (isTitleBar) {
+ if (isInTitleBar) {
*result = HTCAPTION;
return true;
}
@@ -2230,9 +2028,9 @@
// 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
@@ -2246,7 +2044,7 @@
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
@@ -2339,8 +2137,6 @@
}
}
}
- // We should call this function only before the function returns.
- syncPaintEventWithDwm();
// By returning WVR_REDRAW we can make the window resizing look
// less broken. But we must return 0 if wParam is FALSE, according to Microsoft
// Docs.
@@ -2351,7 +2147,10 @@
// of the upper-left non-client area. It's confirmed that this issue exists
// from Windows 7 to Windows 10. Not tested on Windows 11 yet. Don't know
// whether it exists on Windows XP to Windows Vista or not.
- *result = wParam ? WVR_REDRAW : FALSE;
+
+ // https://github.com/chromium/chromium/blob/5d297da3cf2a642e9ace2b23fed097370bc70814/ui/views/win/hwnd_message_handler.cc#L2330
+ // Do not return WVR_REDRAW otherwise child HWNDs will be mispositioned.
+ *result = FALSE;
return true;
}
@@ -2361,7 +2160,7 @@
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);
@@ -2393,9 +2192,12 @@
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);
@@ -2445,7 +2247,10 @@
if (shouldShowSystemMenu) {
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()) {
@@ -2462,11 +2267,23 @@
WH_MOUSE,
[](int nCode, WPARAM wParam, LPARAM lParam) {
if (nCode >= 0) {
- if (wParam == WM_LBUTTONDOWN || wParam == WM_LBUTTONDBLCLK) {
- auto pMouseStruct = reinterpret_cast<MOUSEHOOKSTRUCT *>(lParam);
- if (pMouseStruct) {
- mouseClickPos = pMouseStruct->pt;
+ 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);
@@ -2475,33 +2292,37 @@
mouseHookedLocal = true;
}
}
- bool res = showSystemMenu_sys(hWnd, nativeGlobalPos, broughtByKeyboard,
- m_delegate->isHostSizeFixed(m_host));
+
+ 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
- static uint32_t doubleClickTime = ::GetDoubleClickTime();
- if (!res && mouseClickPos.has_value() &&
- ::GetTickCount64() - iconButtonClickTime <= doubleClickTime) {
- POINT nativeGlobalPos;
- ::GetCursorPos(&nativeGlobalPos);
+ if (!res && mouseClickPos.has_value()) {
POINT nativeLocalPos = mouseClickPos.value();
- // qDebug() << point2qpoint(nativeLocalPos) << point2qpoint(nativeGlobalPos);
::ScreenToClient(hWnd, &nativeLocalPos);
QPoint qtScenePos = QHighDpi::fromNativeLocalPosition(
- point2qpoint(nativeLocalPos), m_windowHandle);
+ point2qpoint(nativeLocalPos), m_windowHandle.data());
WindowAgentBase::SystemButton sysButtonType = WindowAgentBase::Unknown;
if (isInSystemButtons(qtScenePos, &sysButtonType) &&
sysButtonType == WindowAgentBase::WindowIcon) {
- ::PostMessageW(hWnd, WM_SYSCOMMAND, SC_CLOSE, 0);
+ 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
--
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