#include "abstractwindowcontext_p.h"
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#include <QtGui/QPen>
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#include <QtGui/QPainter>
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#include "qwkglobal_p.h"
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namespace QWK {
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AbstractWindowContext::AbstractWindowContext() {
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}
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AbstractWindowContext::~AbstractWindowContext() = default;
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bool AbstractWindowContext::setup(QObject *host, WindowItemDelegate *delegate) {
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if (!host || !delegate) {
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return false;
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}
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auto windowHandle = delegate->hostWindow(host);
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if (!windowHandle) {
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return false;
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}
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m_host = host;
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m_delegate.reset(delegate);
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m_windowHandle = windowHandle;
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if (!setupHost()) {
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m_host = nullptr;
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m_delegate = nullptr;
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m_windowHandle = nullptr;
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return false;
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}
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return true;
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}
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bool AbstractWindowContext::setHitTestVisible(const QObject *obj, bool visible) {
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Q_ASSERT(obj);
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if (!obj) {
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return false;
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}
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if (visible) {
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m_hitTestVisibleItems.insert(obj);
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} else {
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m_hitTestVisibleItems.remove(obj);
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}
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return true;
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}
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bool AbstractWindowContext::setHitTestVisible(const QRect &rect, bool visible) {
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Q_ASSERT(rect.isValid());
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if (!rect.isValid()) {
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return false;
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}
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if (visible) {
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m_hitTestVisibleRects.append(rect);
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} else {
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m_hitTestVisibleRects.removeAll(rect);
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}
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hitTestVisibleShapeDirty = true;
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return true;
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}
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bool AbstractWindowContext::setSystemButton(WindowAgentBase::SystemButton button,
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QObject *obj) {
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Q_ASSERT(obj);
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Q_ASSERT(button != WindowAgentBase::Unknown);
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if (!obj || (button == WindowAgentBase::Unknown)) {
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return false;
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}
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if (m_systemButtons[button] == obj) {
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return false;
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}
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m_systemButtons[button] = obj;
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return true;
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}
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bool AbstractWindowContext::setTitleBar(QObject *item) {
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Q_ASSERT(item);
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if (!item) {
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return false;
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}
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if (m_titleBar == item) {
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return false;
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}
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m_titleBar = item;
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return true;
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}
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void AbstractWindowContext::showSystemMenu(const QPoint &pos) {
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virtual_hook(ShowSystemMenuHook, &const_cast<QPoint &>(pos));
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}
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QRegion AbstractWindowContext::hitTestShape() const {
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if (hitTestVisibleShapeDirty) {
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hitTestVisibleShape = {};
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for (const auto &rect : m_hitTestVisibleRects) {
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hitTestVisibleShape += rect;
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}
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hitTestVisibleShapeDirty = false;
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}
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return hitTestVisibleShape;
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}
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bool AbstractWindowContext::isInSystemButtons(const QPoint &pos,
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WindowAgentBase::SystemButton *button) const {
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*button = WindowAgentBase::Unknown;
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for (int i = WindowAgentBase::WindowIcon; i <= WindowAgentBase::Close; ++i) {
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auto currentButton = m_systemButtons[i];
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if (!currentButton || !m_delegate->isVisible(currentButton) ||
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!m_delegate->isEnabled(currentButton)) {
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continue;
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}
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if (m_delegate->mapGeometryToScene(currentButton).contains(pos)) {
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*button = static_cast<WindowAgentBase::SystemButton>(i);
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return true;
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}
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}
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return false;
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}
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bool AbstractWindowContext::isInTitleBarDraggableArea(const QPoint &pos) const {
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if (!m_titleBar) {
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// There's no title bar at all, the mouse will always be in the client area.
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return false;
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}
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if (!m_delegate->isVisible(m_titleBar) || !m_delegate->isEnabled(m_titleBar)) {
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// The title bar is hidden or disabled for some reason, treat it as there's
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// no title bar.
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return false;
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}
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QRect windowRect = {QPoint(0, 0), m_windowHandle->size()};
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QRect titleBarRect = m_delegate->mapGeometryToScene(m_titleBar);
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if (!titleBarRect.intersects(windowRect)) {
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// The title bar is totally outside the window for some reason,
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// also treat it as there's no title bar.
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return false;
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}
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if (!titleBarRect.contains(pos)) {
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return false;
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}
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for (int i = WindowAgentBase::WindowIcon; i <= WindowAgentBase::Close; ++i) {
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auto currentButton = m_systemButtons[i];
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if (currentButton && m_delegate->isVisible(currentButton) &&
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m_delegate->isEnabled(currentButton) &&
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m_delegate->mapGeometryToScene(currentButton).contains(pos)) {
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return false;
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}
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}
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for (auto widget : m_hitTestVisibleItems) {
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if (widget && m_delegate->isVisible(widget) && m_delegate->isEnabled(widget) &&
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m_delegate->mapGeometryToScene(widget).contains(pos)) {
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return false;
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}
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}
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if (!m_hitTestVisibleRects.isEmpty() && hitTestShape().contains(pos)) {
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return false;
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}
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return true;
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}
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QString AbstractWindowContext::key() const {
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return {};
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}
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static constexpr const struct {
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const quint32 lilac = MAKE_RGBA_COLOR(210, 233, 189, 226);
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const quint32 pink = MAKE_RGBA_COLOR(177, 205, 190, 240);
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const quint32 tile = MAKE_RGBA_COLOR(193, 195, 211, 203);
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const quint32 azure = MAKE_RGBA_COLOR(25, 90, 190, 255);
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} kSampleColorSet{};
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void AbstractWindowContext::virtual_hook(int id, void *data) {
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switch (id) {
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case ShowSystemMenuHook: {
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const auto &pos = *reinterpret_cast<const QPoint *>(data);
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// ...
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return;
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}
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case NeedsDrawBordersHook: {
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auto &result = *reinterpret_cast<bool *>(data);
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result = false;
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return;
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}
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case DrawBordersHook: {
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auto args = reinterpret_cast<void **>(data);
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auto &painter = *reinterpret_cast<QPainter *>(args[0]);
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auto &rect = *reinterpret_cast<const QRect *>(args[1]);
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QPen pen{};
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pen.setWidth(1);
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// Top
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pen.setColor(kSampleColorSet.lilac);
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painter.setPen(pen);
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painter.drawLine(rect.topLeft(), rect.topRight());
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// Right
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pen.setColor(kSampleColorSet.pink);
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painter.setPen(pen);
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painter.drawLine(rect.topRight(), rect.bottomRight());
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// Bottom
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pen.setColor(kSampleColorSet.tile);
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painter.setPen(pen);
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painter.drawLine(rect.bottomLeft(), rect.bottomRight());
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// Right
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pen.setColor(kSampleColorSet.azure);
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painter.setPen(pen);
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painter.drawLine(rect.topLeft(), rect.bottomLeft());
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return;
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}
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default:
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break;
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}
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}
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}
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