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, this, &DolphinTabBar::slotAutoActivationTimeout);
  30 }
  31
  32 void DolphinTabBar::dragEnterEvent(QDragEnterEvent *event)
  33 {
  34     const QMimeData *mimeData = event->mimeData();
  35     const int index = tabAt(event->position().toPoint());
  36
  37     if (mimeData->hasUrls()) {
  38         event->acceptProposedAction();
  39         updateAutoActivationTimer(index);
  40     }
  41
  42     QTabBar::dragEnterEvent(event);
  43 }
  44
  45 void DolphinTabBar::dragLeaveEvent(QDragLeaveEvent *event)
  46 {
  47     updateAutoActivationTimer(-1);
  48
  49     QTabBar::dragLeaveEvent(event);
  50 }
  51
  52 void DolphinTabBar::dragMoveEvent(QDragMoveEvent *event)
  53 {
  54     const QMimeData *mimeData = event->mimeData();
  55     const int index = tabAt(event->position().toPoint());
  56
  57     if (mimeData->hasUrls()) {
  58         updateAutoActivationTimer(index);
  59     }
  60
  61     QTabBar::dragMoveEvent(event);
  62 }
  63
  64 void DolphinTabBar::dropEvent(QDropEvent *event)
  65 {
  66     // Disable the auto activation timer
  67     updateAutoActivationTimer(-1);
  68
  69     const QMimeData *mimeData = event->mimeData();
  70     const int index = tabAt(event->position().toPoint());
  71
  72     if (mimeData->hasUrls()) {
  73         Q_EMIT tabDropEvent(index, event);
  74     }
  75
  76     QTabBar::dropEvent(event);
  77 }
  78
  79 void DolphinTabBar::mousePressEvent(QMouseEvent *event)
  80 {
  81     const int index = tabAt(event->pos());
  82
  83     if (index >= 0 && event->button() == Qt::MiddleButton) {
  84         m_tabToBeClosedOnMiddleMouseButtonRelease = index;
  85         return;
  86     }
  87
  88     QTabBar::mousePressEvent(event);
  89 }
  90
  91 void DolphinTabBar::mouseReleaseEvent(QMouseEvent *event)
  92 {
  93     const int index = tabAt(event->pos());
  94
  95     if (index >= 0 && index == m_tabToBeClosedOnMiddleMouseButtonRelease && event->button() == Qt::MiddleButton) {
  96         // Mouse middle click on a tab closes this tab.
  97         Q_EMIT tabCloseRequested(index);
  98         return;
  99     }
 100
 101     QTabBar::mouseReleaseEvent(event);
 102 }
 103
 104 void DolphinTabBar::mouseDoubleClickEvent(QMouseEvent *event)
 105 {
 106     const int index = tabAt(event->pos());
 107
 108     if (index < 0) {
 109         // Double click on the empty tabbar area opens a new activated tab
 110         // with the url from the current tab.
 111         Q_EMIT openNewActivatedTab(currentIndex());
 112         return;
 113     }
 114
 115     QTabBar::mouseDoubleClickEvent(event);
 116 }
 117
 118 void DolphinTabBar::contextMenuEvent(QContextMenuEvent *event)
 119 {
 120     const int index = tabAt(event->pos());
 121
 122     if (index >= 0) {
 123         // Tab context menu
 124         QMenu menu(this);
 125
 126         QAction *newTabAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-new")), i18nc("@action:inmenu", "New Tab"));
 127         QAction *detachTabAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-detach")), i18nc("@action:inmenu", "Detach Tab"));
 128         QAction *closeOtherTabsAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-close-other")), i18nc("@action:inmenu", "Close Other Tabs"));
 129         QAction *closeTabAction = menu.addAction(QIcon::fromTheme(QStringLiteral("tab-close")), i18nc("@action:inmenu", "Close Tab"));
 130
 131         QAction *selectedAction = menu.exec(event->globalPos());
 132         if (selectedAction == newTabAction) {
 133             Q_EMIT openNewActivatedTab(index);
 134         } else if (selectedAction == detachTabAction) {
 135             Q_EMIT tabDetachRequested(index);
 136         } else if (selectedAction == closeOtherTabsAction) {
 137             const int tabCount = count();
 138             for (int i = 0; i < index; i++) {
 139                 Q_EMIT tabCloseRequested(0);
 140             }
 141             for (int i = index + 1; i < tabCount; i++) {
 142                 Q_EMIT tabCloseRequested(1);
 143             }
 144         } else if (selectedAction == closeTabAction) {
 145             Q_EMIT tabCloseRequested(index);
 146         }
 147
 148         return;
 149     }
 150
 151     QTabBar::contextMenuEvent(event);
 152 }
 153
 154 void DolphinTabBar::slotAutoActivationTimeout()
 155 {
 156     if (m_autoActivationIndex >= 0) {
 157         setCurrentIndex(m_autoActivationIndex);
 158         updateAutoActivationTimer(-1);
 159     }
 160 }
 161
 162 void DolphinTabBar::updateAutoActivationTimer(const int index)
 163 {
 164     if (m_autoActivationIndex != index) {
 165         m_autoActivationIndex = index;
 166
 167         if (m_autoActivationIndex < 0) {
 168             m_autoActivationTimer->stop();
 169         } else {
 170             m_autoActivationTimer->start();
 171         }
 172     }
 173 }