mirror of
https://github.com/linuxdeepin/dde-dock.git
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695a1c32a7
修改背景： 任务栏该模块代码很久未做改动，本地发现该问题仅在wayland下出现，问题已与窗管对接沟通过，根据窗管建议，上层进 规避，避免因底层强行修改引入新的问题 修复方式： 在wanland下，预览时点击之前取消预览，然后再激活窗口，进行规避 Log: 修复点击预览窗口，键盘失去焦点的问题 Influence: 任务栏-点击预览窗口，任务栏操作正常 Bug: https://pms.uniontech.com/bug-view-159303.html
315 lines
9.3 KiB
C++
315 lines
9.3 KiB
C++
// SPDX-FileCopyrightText: 2011 - 2022 UnionTech Software Technology Co., Ltd.
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//
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// SPDX-License-Identifier: LGPL-3.0-or-later
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#include "previewcontainer.h"
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#include "imageutil.h"
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#include "utils.h"
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#include <QDesktopWidget>
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#include <QScreen>
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#include <QApplication>
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#include <QDragEnterEvent>
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#include <QDesktopWidget>
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#include <QCursor>
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#include <QGSettings>
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#define SPACING 0
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#define MARGIN 0
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#define SNAP_HEIGHT_WITHOUT_COMPOSITE 30
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PreviewContainer::PreviewContainer(QWidget *parent)
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: QWidget(parent)
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, m_needActivate(false)
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, m_floatingPreview(new FloatingPreview(this))
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, m_mouseLeaveTimer(new QTimer(this))
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, m_wmHelper(DWindowManagerHelper::instance())
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, m_titleMode(HoverShow)
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{
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m_windowListLayout = new QBoxLayout(QBoxLayout::LeftToRight, this);
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m_windowListLayout->setSpacing(SPACING);
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m_windowListLayout->setContentsMargins(MARGIN, MARGIN, MARGIN, MARGIN);
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m_mouseLeaveTimer->setSingleShot(true);
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m_mouseLeaveTimer->setInterval(300);
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m_floatingPreview->setVisible(false);
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m_waitForShowPreviewTimer = new QTimer(this);
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m_waitForShowPreviewTimer->setSingleShot(true);
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m_waitForShowPreviewTimer->setInterval(200);
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setAcceptDrops(true);
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setFixedSize(SNAP_WIDTH, SNAP_HEIGHT);
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connect(m_mouseLeaveTimer, &QTimer::timeout, this, &PreviewContainer::checkMouseLeave, Qt::QueuedConnection);
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connect(m_waitForShowPreviewTimer, &QTimer::timeout, this, &PreviewContainer::previewFloating);
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}
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void PreviewContainer::setWindowInfos(const WindowInfoMap &infos, const WindowList &allowClose)
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{
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// check removed window
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for (auto it(m_snapshots.begin()); it != m_snapshots.end();) {
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//初始化预览界面边距
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it.value()->setContentsMargins(0, 0, 0, 0);
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if (!infos.contains(it.key())) {
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m_windowListLayout->removeWidget(it.value());
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it.value()->deleteLater();
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it = m_snapshots.erase(it);
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} else {
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++it;
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}
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}
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for (auto it(infos.cbegin()); it != infos.cend(); ++it) {
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const WId key = it.key();
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if (!m_snapshots.contains(key))
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appendSnapWidget(key);
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m_snapshots[key]->setWindowInfo(it.value());
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m_snapshots[key]->setCloseAble(allowClose.contains(key));
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}
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if (m_snapshots.isEmpty()) {
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emit requestCancelPreviewWindow();
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emit requestHidePopup();
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}
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adjustSize(m_wmHelper->hasComposite());
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}
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void PreviewContainer::setTitleDisplayMode(int mode)
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{
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m_titleMode = static_cast<TitleDisplayMode>(mode);
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if (!m_wmHelper->hasComposite())
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return;
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m_floatingPreview->setFloatingTitleVisible(m_titleMode == HoverShow);
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for (AppSnapshot *snap : m_snapshots) {
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snap->setTitleVisible(m_titleMode == AlwaysShow);
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}
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}
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void PreviewContainer::updateLayoutDirection(const Dock::Position dockPos)
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{
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if (m_wmHelper->hasComposite() && (dockPos == Dock::Top || dockPos == Dock::Bottom))
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m_windowListLayout->setDirection(QBoxLayout::LeftToRight);
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else
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m_windowListLayout->setDirection(QBoxLayout::TopToBottom);
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adjustSize(m_wmHelper->hasComposite());
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}
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void PreviewContainer::checkMouseLeave()
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{
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const bool hover = underMouse();
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if (hover)
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return;
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m_floatingPreview->setVisible(false);
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if (m_wmHelper->hasComposite()) {
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if (m_needActivate) {
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m_needActivate = false;
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emit requestActivateWindow(m_floatingPreview->trackedWid());
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} else {
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Q_EMIT requestHidePopup();
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emit requestCancelPreviewWindow();
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}
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}
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emit requestHidePopup();
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}
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void PreviewContainer::prepareHide()
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{
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m_mouseLeaveTimer->start();
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}
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void PreviewContainer::adjustSize(bool composite)
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{
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int count = m_snapshots.size();
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const int screenWidth = QDesktopWidget().screenGeometry(this).width();
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const int screenHeight = QDesktopWidget().screenGeometry(this).height();
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//先根据屏幕宽高计算出能预览的最大数量,然后根据数量计算界面宽高
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if (composite) {
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// 3D
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const int padding = 20;
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const bool horizontal = m_windowListLayout->direction() == QBoxLayout::LeftToRight;
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if (horizontal) {
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count = qMin(count, screenWidth * 2 / SNAP_WIDTH);
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const int h = SNAP_HEIGHT + MARGIN * 2;
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const int w = SNAP_WIDTH * count + MARGIN * 2 + SPACING * (count - 1);
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setFixedHeight(h);
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setFixedWidth(qMin(w, screenWidth - padding));
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} else {
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count = qMin(count, screenWidth * 2 / SNAP_HEIGHT);
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const int w = SNAP_WIDTH + MARGIN * 2;
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const int h = SNAP_HEIGHT * count + MARGIN * 2 + SPACING * (count - 1);
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setFixedWidth(w);
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setFixedHeight(qMin(h, screenHeight - padding));
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}
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} else if (m_windowListLayout->count()) {
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// 2D
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count = qMin(count, screenWidth / SNAP_HEIGHT_WITHOUT_COMPOSITE);
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const int h = SNAP_HEIGHT_WITHOUT_COMPOSITE * count + MARGIN * 2 + SPACING * (count - 1);
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auto appSnapshot = static_cast<AppSnapshot *>(m_windowListLayout->itemAt(0)->widget());
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auto font = appSnapshot->layout()->itemAt(0)->widget()->font();
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QFontMetrics fontMetrics(font);
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// 获取 appitem title 的最大宽度
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int titleWidth = fontMetrics.boundingRect(appSnapshot->title()).width();
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for (int i = 0; i < m_windowListLayout->count(); i++) {
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auto otherWidget = static_cast<AppSnapshot *>(m_windowListLayout->itemAt(i)->widget());
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titleWidth = qMax(titleWidth, fontMetrics.boundingRect(otherWidget->title()).width());
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}
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// 关闭按键的宽度和边缘间距的和，调整标题居中
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const int closeBtnMargin = 2 * (SNAP_CLOSE_BTN_WIDTH + SNAP_CLOSE_BTN_MARGIN);
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if (titleWidth < SNAP_WIDTH - closeBtnMargin)
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setFixedSize(titleWidth + closeBtnMargin, h);
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else
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setFixedSize(SNAP_WIDTH, h);
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}
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//根据计算的数量,将相应的预览界面添加到布局并显示,其他的暂时不添加,减少界面刷新次数
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int i = 0;
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for (AppSnapshot *snap : m_snapshots) {
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if (i < count && m_windowListLayout->indexOf(snap) < 0 ) {
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m_windowListLayout->addWidget(snap);
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}
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snap->setVisible(i < count);
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i++;
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}
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}
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void PreviewContainer::appendSnapWidget(const WId wid)
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{
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//创建预览界面,默认不显示,等计算出显示数量后再加入布局并显示
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AppSnapshot *snap = new AppSnapshot(wid);
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snap->setVisible(false);
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connect(snap, &AppSnapshot::clicked, this, &PreviewContainer::onSnapshotClicked, Qt::QueuedConnection);
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connect(snap, &AppSnapshot::entered, this, &PreviewContainer::previewEntered, Qt::QueuedConnection);
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connect(snap, &AppSnapshot::requestCheckWindow, this, &PreviewContainer::requestCheckWindows, Qt::QueuedConnection);
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connect(snap, &AppSnapshot::requestCloseAppSnapshot, this, &PreviewContainer::onRequestCloseAppSnapshot);
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m_snapshots.insert(wid, snap);
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}
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void PreviewContainer::enterEvent(QEvent *e)
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{
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if (Utils::IS_WAYLAND_DISPLAY) {
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Utils::updateCursor(this);
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}
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QWidget::enterEvent(e);
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m_needActivate = false;
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m_mouseLeaveTimer->stop();
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if (m_wmHelper->hasComposite()) {
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m_waitForShowPreviewTimer->start();
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}
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}
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void PreviewContainer::leaveEvent(QEvent *e)
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{
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QWidget::leaveEvent(e);
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m_mouseLeaveTimer->start();
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m_waitForShowPreviewTimer->stop();
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}
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void PreviewContainer::dragEnterEvent(QDragEnterEvent *e)
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{
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if (!m_wmHelper->hasComposite())
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return;
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e->accept();
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m_needActivate = false;
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m_mouseLeaveTimer->stop();
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}
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void PreviewContainer::dragLeaveEvent(QDragLeaveEvent *e)
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{
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e->ignore();
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m_needActivate = true;
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m_mouseLeaveTimer->start();
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}
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void PreviewContainer::onSnapshotClicked(const WId wid)
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{
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if (Utils::IS_WAYLAND_DISPLAY) {
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/* BUGFIX-159303 本地发现该问题仅在wayland下出现，问题已与窗管对接沟通过，根据窗管建议，上层进
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规避，避免因底层强行修改引入新的问题 */
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Q_EMIT requestCancelPreviewWindow();
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}
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Q_EMIT requestActivateWindow(wid);
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m_needActivate = true;
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m_waitForShowPreviewTimer->stop();
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requestHidePopup();
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}
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void PreviewContainer::previewEntered(const WId wid)
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{
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if (!m_wmHelper->hasComposite())
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return;
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AppSnapshot *snap = static_cast<AppSnapshot *>(sender());
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if (!snap) {
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return;
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}
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snap->setContentsMargins(100, 0, 100, 0);
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AppSnapshot *preSnap = m_floatingPreview->trackedWindow();
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if (preSnap && preSnap != snap) {
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preSnap->setContentsMargins(0, 0, 0, 0);
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preSnap->setWindowState();
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}
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m_currentWId = wid;
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m_floatingPreview->trackWindow(snap);
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if (m_waitForShowPreviewTimer->isActive()) {
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return;
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}
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previewFloating();
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}
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void PreviewContainer::previewFloating()
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{
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if (!m_waitForShowPreviewTimer->isActive()) {
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m_floatingPreview->setVisible(true);
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m_floatingPreview->raise();
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requestPreviewWindow(m_currentWId);
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}
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return;
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}
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void PreviewContainer::onRequestCloseAppSnapshot()
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{
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if (!m_wmHelper->hasComposite())
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return ;
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if (m_snapshots.keys().isEmpty()) {
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Q_EMIT requestHidePopup();
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Q_EMIT requestCancelPreviewWindow();
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}
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}
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