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142 lines
3.4 KiB
C++
142 lines
3.4 KiB
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/blob/master/LEGAL
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//
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#pragma once
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#include "base/unique_qptr.h"
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#include <crl/crl.h>
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#include <QtCore/QEvent>
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#include <QtWidgets/QWidget>
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class QPixmap;
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class QImage;
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class QWheelEvent;
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template <typename Object>
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class object_ptr;
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namespace Ui {
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inline constexpr auto kPixelToAngleDelta = 2;
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template <typename Widget, typename ...Args>
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inline base::unique_qptr<Widget> CreateObject(Args &&...args) {
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return base::make_unique_q<Widget>(
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nullptr,
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std::forward<Args>(args)...);
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}
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inline void DestroyChild(QWidget *child) {
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delete child;
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}
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template <typename ...Args>
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inline auto Connect(Args &&...args) {
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return QObject::connect(std::forward<Args>(args)...);
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}
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template <typename Value>
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inline not_null<std::decay_t<Value>*> AttachAsChild(
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not_null<QObject*> parent,
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Value &&value) {
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return WrapAsQObject(parent, std::forward<Value>(value))->value();
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}
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[[nodiscard]] bool AppInFocus();
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[[nodiscard]] bool InFocusChain(not_null<const QWidget*> widget);
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template <typename ChildWidget>
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inline ChildWidget *AttachParentChild(
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not_null<QWidget*> parent,
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const object_ptr<ChildWidget> &child) {
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if (const auto raw = child.data()) {
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raw->setParent(parent);
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raw->show();
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return raw;
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}
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return nullptr;
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}
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void SendPendingMoveResizeEvents(not_null<QWidget*> target);
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[[nodiscard]] QPixmap GrabWidget(
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not_null<QWidget*> target,
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QRect rect = QRect(),
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QColor bg = QColor(255, 255, 255, 0));
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[[nodiscard]] QImage GrabWidgetToImage(
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not_null<QWidget*> target,
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QRect rect = QRect(),
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QColor bg = QColor(255, 255, 255, 0));
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void RenderWidget(
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QPainter &painter,
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not_null<QWidget*> source,
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const QPoint &targetOffset = QPoint(),
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const QRegion &sourceRegion = QRegion(),
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QWidget::RenderFlags renderFlags
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= QWidget::DrawChildren | QWidget::IgnoreMask);
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void ForceFullRepaint(not_null<QWidget*> widget);
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void ForceFullRepaintSync(not_null<QWidget*> widget);
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void PostponeCall(FnMut<void()> &&callable);
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template <
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typename Guard,
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typename Callable,
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typename GuardTraits = crl::guard_traits<std::decay_t<Guard>>,
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typename = std::enable_if_t<
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sizeof(GuardTraits) != crl::details::dependent_zero<GuardTraits>>>
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inline void PostponeCall(Guard && object, Callable && callable) {
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return PostponeCall(crl::guard(
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std::forward<Guard>(object),
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std::forward<Callable>(callable)));
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}
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void SendSynteticMouseEvent(
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QWidget *widget,
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QEvent::Type type,
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Qt::MouseButton button,
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const QPoint &globalPoint);
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inline void SendSynteticMouseEvent(
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QWidget *widget,
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QEvent::Type type,
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Qt::MouseButton button) {
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return SendSynteticMouseEvent(widget, type, button, QCursor::pos());
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}
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[[nodiscard]] QPixmap PixmapFromImage(QImage &&image);
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[[nodiscard]] bool IsContentVisible(
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not_null<QWidget*> widget,
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const QRect &rect = QRect());
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int WheelDirection(not_null<QWheelEvent*> e);
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[[nodiscard]] QPoint MapFrom(
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not_null<QWidget*> to,
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not_null<QWidget*> from,
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QPoint point);
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[[nodiscard]] QRect MapFrom(
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not_null<QWidget*> to,
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not_null<QWidget*> from,
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QRect rect);
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[[nodiscard]] QPointF ScrollDeltaF(
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not_null<QWheelEvent*> e,
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bool touch = false);
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[[nodiscard]] QPoint ScrollDelta(
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not_null<QWheelEvent*> e,
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bool touch = false);
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[[nodiscard]] QColor BlendColors(QColor color1, QColor color2, float64 ratio);
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} // namespace Ui
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