lib_ui/ui/platform/win/ui_utility_win.cpp
2022-06-02 14:30:18 +04:00

147 lines
3.4 KiB
C++

// This file is part of Desktop App Toolkit,
// a set of libraries for developing nice desktop applications.
//
// For license and copyright information please follow this link:
// https://github.com/desktop-app/legal/blob/master/LEGAL
//
#include "ui/platform/win/ui_utility_win.h"
#include "base/platform/win/base_windows_h.h"
#include <QtWidgets/QApplication>
#include <QtGui/QWindow>
#include <wrl/client.h>
#include <Shobjidl.h>
using namespace Microsoft::WRL;
namespace Ui {
namespace Platform {
bool IsApplicationActive() {
return QApplication::activeWindow() != nullptr;
}
void UpdateOverlayed(not_null<QWidget*> widget) {
const auto wm = widget->testAttribute(Qt::WA_Mapped);
const auto wv = widget->testAttribute(Qt::WA_WState_Visible);
if (!wm) widget->setAttribute(Qt::WA_Mapped, true);
if (!wv) widget->setAttribute(Qt::WA_WState_Visible, true);
widget->update();
QEvent e(QEvent::UpdateRequest);
QGuiApplication::sendEvent(widget, &e);
if (!wm) widget->setAttribute(Qt::WA_Mapped, false);
if (!wv) widget->setAttribute(Qt::WA_WState_Visible, false);
}
void IgnoreAllActivation(not_null<QWidget*> widget) {
widget->createWinId();
const auto handle = reinterpret_cast<HWND>(widget->winId());
Assert(handle != nullptr);
ShowWindow(handle, SW_HIDE);
const auto style = GetWindowLongPtr(handle, GWL_EXSTYLE);
SetWindowLongPtr(
handle,
GWL_EXSTYLE,
style | WS_EX_NOACTIVATE | WS_EX_APPWINDOW);
ShowWindow(handle, SW_SHOW);
}
std::optional<bool> IsOverlapped(
not_null<QWidget*> widget,
const QRect &rect) {
const auto handle = HWND(widget->winId());
Expects(handle != nullptr);
ComPtr<IVirtualDesktopManager> virtualDesktopManager;
HRESULT hr = CoCreateInstance(
CLSID_VirtualDesktopManager,
nullptr,
CLSCTX_ALL,
IID_PPV_ARGS(&virtualDesktopManager));
if (SUCCEEDED(hr)) {
BOOL isCurrent;
hr = virtualDesktopManager->IsWindowOnCurrentVirtualDesktop(
handle,
&isCurrent);
if (SUCCEEDED(hr) && !isCurrent) {
return true;
}
}
const auto nativeRect = [&] {
const auto topLeft = [&] {
const auto qpoints = rect.topLeft()
* widget->devicePixelRatioF();
POINT result{
qpoints.x(),
qpoints.y(),
};
ClientToScreen(handle, &result);
return result;
}();
const auto bottomRight = [&] {
const auto qpoints = rect.bottomRight()
* widget->devicePixelRatioF();
POINT result{
qpoints.x(),
qpoints.y(),
};
ClientToScreen(handle, &result);
return result;
}();
return RECT{
topLeft.x,
topLeft.y,
bottomRight.x,
bottomRight.y,
};
}();
std::vector<HWND> visited;
for (auto curHandle = handle;
curHandle != nullptr && !ranges::contains(visited, curHandle);
curHandle = GetWindow(curHandle, GW_HWNDPREV)) {
visited.push_back(curHandle);
if (curHandle == handle) {
continue;
}
RECT testRect, intersection;
if (IsWindowVisible(curHandle)
&& GetWindowRect(curHandle, &testRect)
&& IntersectRect(&intersection, &nativeRect, &testRect)) {
return true;
}
}
return false;
}
bool ShowWindowMenu(QWindow *window) {
const auto pos = QCursor::pos();
SendMessage(
HWND(window->winId()),
WM_SYSCOMMAND,
SC_MOUSEMENU,
MAKELPARAM(pos.x(), pos.y()));
return true;
}
TitleControls::Layout TitleControlsLayout() {
return TitleControls::Layout{
.right = {
TitleControls::Control::Minimize,
TitleControls::Control::Maximize,
TitleControls::Control::Close,
}
};
}
} // namespace Platform
} // namespace Ui