src/dolphintabbar.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2014 Emmanuel Pescosta <emmanuelpescosta099@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "dolphintabbar.h"
   8
   9 #include <KLocalizedString>
  10
  11 #include <QDragEnterEvent>
  12 #include <QMenu>
  13 #include <QMimeData>
  14 #include <QTimer>
  15
  16 DolphinTabBar::DolphinTabBar(QWidget* parent) :
  17     QTabBar(parent),
  18     m_autoActivationIndex(-1),
  19     m_tabToBeClosedOnMiddleMouseButtonRelease(-1)
  20 {
  21     setAcceptDrops(true);
  22     setSelectionBehaviorOnRemove(QTabBar::SelectPreviousTab);
  23     setMovable(true);
  24     setTabsClosable(true);
  25
  26     m_autoActivationTimer = new QTimer(this);
  27     m_autoActivationTimer->setSingleShot(true);
  28     m_autoActivationTimer->setInterval(800);
  29     connect(m_autoActivationTimer, &QTimer::timeout,
  30             this, &DolphinTabBar::slotAutoActivationTimeout);
  31 }
  32
  33 void DolphinTabBar::dragEnterEvent(QDragEnterEvent* event)
  34 {
  35     const QMimeData* mimeData = event->mimeData();
  36     const int index = tabAt(event->pos());
  37
  38     if (mimeData->hasUrls()) {
  39         event->acceptProposedAction();
  40         updateAutoActivationTimer(index);
  41     }
  42
  43     QTabBar::dragEnterEvent(event);
  44 }
  45
  46 void DolphinTabBar::dragLeaveEvent(QDragLeaveEvent* event)
  47 {
  48     updateAutoActivationTimer(-1);
  49
  50     QTabBar::dragLeaveEvent(event);
  51 }
  52
  53 void DolphinTabBar::dragMoveEvent(QDragMoveEvent* event)
  54 {
  55     const QMimeData* mimeData = event->mimeData();
  56     const int index = tabAt(event->pos());
  57
  58     if (mimeData->hasUrls()) {
  59         updateAutoActivationTimer(index);
  60     }
  61
  62     QTabBar::dragMoveEvent(event);
  63 }
  64
  65 void DolphinTabBar::dropEvent(QDropEvent* event)
  66 {
  67     // Disable the auto activation timer
  68     updateAutoActivationTimer(-1);
  69
  70     const QMimeData* mimeData = event->mimeData();
  71     const int index = tabAt(event->pos());
  72
  73     if (index >= 0 && mimeData->hasUrls()) {
  74         emit tabDropEvent(index, event);
  75     }
  76
  77     QTabBar::dropEvent(event);
  78 }
  79
  80 void DolphinTabBar::mousePressEvent(QMouseEvent* event)
  81 {
  82     const int index = tabAt(event->pos());
  83
  84     if (index >= 0 && event->button() == Qt::MiddleButton) {
  85         m_tabToBeClosedOnMiddleMouseButtonRelease = index;
  86         return;
  87     }
  88
  89     QTabBar::mousePressEvent(event);
  90 }
  91
  92 void DolphinTabBar::mouseReleaseEvent(QMouseEvent *event)
  93 {
  94     const int index = tabAt(event->pos());
  95
  96     if (index >= 0 && index == m_tabToBeClosedOnMiddleMouseButtonRelease
  97         && event->button() == Qt::MiddleButton) {
  98         // Mouse middle click on a tab closes this tab.
  99         emit tabCloseRequested(index);
 100         return;
 101     }
 102
 103     QTabBar::mouseReleaseEvent(event);
 104 }
 105
 106 void DolphinTabBar::mouseDoubleClickEvent(QMouseEvent* event)
 107 {
 108     const int index = tabAt(event->pos());
 109
 110     if (index < 0) {
 111         // Double click on the empty tabbar area opens a new activated tab
 112         // with the url from the current tab.
 113         emit openNewActivatedTab(currentIndex());
 114         return;
 115     }
 116
 117     QTabBar::mouseDoubleClickEvent(event);
 118 }
 119
 120 void DolphinTabBar::contextMenuEvent(QContextMenuEvent* event)
 121 {
 122     const int index = tabAt(event->pos());
 123
 124     if (index >= 0) {
 125         // Tab context menu
 126         QMenu menu(this);
 127
 128         QAction* newTabAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-new")), i18nc("@action:inmenu", "New Tab"));
 129         QAction* detachTabAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-detach")), i18nc("@action:inmenu", "Detach Tab"));
 130         QAction* closeOtherTabsAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-close-other")), i18nc("@action:inmenu", "Close Other Tabs"));
 131         QAction* closeTabAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-close")), i18nc("@action:inmenu", "Close Tab"));
 132
 133         QAction* selectedAction = menu.exec(event->globalPos());
 134         if (selectedAction == newTabAction) {
 135             emit openNewActivatedTab(index);
 136         } else if (selectedAction == detachTabAction) {
 137             emit tabDetachRequested(index);
 138         } else if (selectedAction == closeOtherTabsAction) {
 139             const int tabCount = count();
 140             for (int i = 0; i < index; i++) {
 141                 emit tabCloseRequested(0);
 142             }
 143             for (int i = index + 1; i < tabCount; i++) {
 144                 emit tabCloseRequested(1);
 145             }
 146         } else if (selectedAction == closeTabAction) {
 147             emit tabCloseRequested(index);
 148         }
 149
 150         return;
 151     }
 152
 153     QTabBar::contextMenuEvent(event);
 154 }
 155
 156 void DolphinTabBar::slotAutoActivationTimeout()
 157 {
 158     if (m_autoActivationIndex >= 0) {
 159         setCurrentIndex(m_autoActivationIndex);
 160         updateAutoActivationTimer(-1);
 161     }
 162 }
 163
 164 void DolphinTabBar::updateAutoActivationTimer(const int index)
 165 {
 166     if (m_autoActivationIndex != index) {
 167         m_autoActivationIndex = index;
 168
 169         if (m_autoActivationIndex < 0) {
 170             m_autoActivationTimer->stop();
 171         } else {
 172             m_autoActivationTimer->start();
 173         }
 174     }
 175 }