src/dolphintabpage.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 "dolphintabpage.h"
   8
   9 #include "dolphin_generalsettings.h"
  10 #include "dolphinviewcontainer.h"
  11
  12 #include <QSplitter>
  13 #include <QVBoxLayout>
  14
  15 DolphinTabPage::DolphinTabPage(const QUrl &primaryUrl, const QUrl &secondaryUrl, QWidget* parent) :
  16     QWidget(parent),
  17     m_primaryViewActive(true),
  18     m_splitViewEnabled(false),
  19     m_active(true)
  20 {
  21     QVBoxLayout* layout = new QVBoxLayout(this);
  22     layout->setSpacing(0);
  23     layout->setContentsMargins(0, 0, 0, 0);
  24
  25     m_splitter = new QSplitter(Qt::Horizontal, this);
  26     m_splitter->setChildrenCollapsible(false);
  27     layout->addWidget(m_splitter);
  28
  29     // Create a new primary view
  30     m_primaryViewContainer = createViewContainer(primaryUrl);
  31     connect(m_primaryViewContainer->view(), &DolphinView::urlChanged,
  32             this, &DolphinTabPage::activeViewUrlChanged);
  33     connect(m_primaryViewContainer->view(), &DolphinView::redirection,
  34             this, &DolphinTabPage::slotViewUrlRedirection);
  35
  36     m_splitter->addWidget(m_primaryViewContainer);
  37     m_primaryViewContainer->show();
  38
  39     if (secondaryUrl.isValid() || GeneralSettings::splitView()) {
  40         // Provide a secondary view, if the given secondary url is valid or if the
  41         // startup settings are set this way (use the url of the primary view).
  42         m_splitViewEnabled = true;
  43         const QUrl& url = secondaryUrl.isValid() ? secondaryUrl : primaryUrl;
  44         m_secondaryViewContainer = createViewContainer(url);
  45         m_splitter->addWidget(m_secondaryViewContainer);
  46         m_secondaryViewContainer->show();
  47     }
  48
  49     m_primaryViewContainer->setActive(true);
  50 }
  51
  52 bool DolphinTabPage::primaryViewActive() const
  53 {
  54     return m_primaryViewActive;
  55 }
  56
  57 bool DolphinTabPage::splitViewEnabled() const
  58 {
  59     return m_splitViewEnabled;
  60 }
  61
  62 void DolphinTabPage::setSplitViewEnabled(bool enabled, const QUrl &secondaryUrl)
  63 {
  64     if (m_splitViewEnabled != enabled) {
  65         m_splitViewEnabled = enabled;
  66
  67         if (enabled) {
  68             const QUrl& url = (secondaryUrl.isEmpty()) ? m_primaryViewContainer->url() : secondaryUrl;
  69             m_secondaryViewContainer = createViewContainer(url);
  70
  71             const bool placesSelectorVisible = m_primaryViewContainer->urlNavigator()->isPlacesSelectorVisible();
  72             m_secondaryViewContainer->urlNavigator()->setPlacesSelectorVisible(placesSelectorVisible);
  73
  74             m_splitter->addWidget(m_secondaryViewContainer);
  75             m_secondaryViewContainer->show();
  76             m_secondaryViewContainer->setActive(true);
  77         } else {
  78             DolphinViewContainer* view;
  79             if (GeneralSettings::closeActiveSplitView()) {
  80                 view = activeViewContainer();
  81                 if (m_primaryViewActive) {
  82                     // If the primary view is active, we have to swap the pointers
  83                     // because the secondary view will be the new primary view.
  84                     qSwap(m_primaryViewContainer, m_secondaryViewContainer);
  85                     m_primaryViewActive = false;
  86                 }
  87             } else {
  88                 view = m_primaryViewActive ? m_secondaryViewContainer : m_primaryViewContainer;
  89                 if (!m_primaryViewActive) {
  90                     // If the secondary view is active, we have to swap the pointers
  91                     // because the secondary view will be the new primary view.
  92                     qSwap(m_primaryViewContainer, m_secondaryViewContainer);
  93                     m_primaryViewActive = true;
  94                 }
  95             }
  96             m_primaryViewContainer->setActive(true);
  97             view->close();
  98             view->deleteLater();
  99         }
 100     }
 101 }
 102
 103 DolphinViewContainer* DolphinTabPage::primaryViewContainer() const
 104 {
 105     return m_primaryViewContainer;
 106 }
 107
 108 DolphinViewContainer* DolphinTabPage::secondaryViewContainer() const
 109 {
 110     return m_secondaryViewContainer;
 111 }
 112
 113 DolphinViewContainer* DolphinTabPage::activeViewContainer() const
 114 {
 115     return m_primaryViewActive ? m_primaryViewContainer :
 116                                  m_secondaryViewContainer;
 117 }
 118
 119 KFileItemList DolphinTabPage::selectedItems() const
 120 {
 121     KFileItemList items = m_primaryViewContainer->view()->selectedItems();
 122     if (m_splitViewEnabled) {
 123         items += m_secondaryViewContainer->view()->selectedItems();
 124     }
 125     return items;
 126 }
 127
 128 int DolphinTabPage::selectedItemsCount() const
 129 {
 130     int selectedItemsCount = m_primaryViewContainer->view()->selectedItemsCount();
 131     if (m_splitViewEnabled) {
 132         selectedItemsCount += m_secondaryViewContainer->view()->selectedItemsCount();
 133     }
 134     return selectedItemsCount;
 135 }
 136
 137 void DolphinTabPage::markUrlsAsSelected(const QList<QUrl>& urls)
 138 {
 139     m_primaryViewContainer->view()->markUrlsAsSelected(urls);
 140     if (m_splitViewEnabled) {
 141         m_secondaryViewContainer->view()->markUrlsAsSelected(urls);
 142     }
 143 }
 144
 145 void DolphinTabPage::markUrlAsCurrent(const QUrl& url)
 146 {
 147     m_primaryViewContainer->view()->markUrlAsCurrent(url);
 148     if (m_splitViewEnabled) {
 149         m_secondaryViewContainer->view()->markUrlAsCurrent(url);
 150     }
 151 }
 152
 153 void DolphinTabPage::setPlacesSelectorVisible(bool visible)
 154 {
 155     m_primaryViewContainer->urlNavigator()->setPlacesSelectorVisible(visible);
 156     if (m_splitViewEnabled) {
 157         m_secondaryViewContainer->urlNavigator()->setPlacesSelectorVisible(visible);
 158     }
 159 }
 160
 161 void DolphinTabPage::refreshViews()
 162 {
 163     m_primaryViewContainer->readSettings();
 164     if (m_splitViewEnabled) {
 165         m_secondaryViewContainer->readSettings();
 166     }
 167 }
 168
 169 QByteArray DolphinTabPage::saveState() const
 170 {
 171     QByteArray state;
 172     QDataStream stream(&state, QIODevice::WriteOnly);
 173
 174     stream << quint32(2); // Tab state version
 175
 176     stream << m_splitViewEnabled;
 177
 178     stream << m_primaryViewContainer->url();
 179     stream << m_primaryViewContainer->urlNavigator()->isUrlEditable();
 180     m_primaryViewContainer->view()->saveState(stream);
 181
 182     if (m_splitViewEnabled) {
 183         stream << m_secondaryViewContainer->url();
 184         stream << m_secondaryViewContainer->urlNavigator()->isUrlEditable();
 185         m_secondaryViewContainer->view()->saveState(stream);
 186     }
 187
 188     stream << m_primaryViewActive;
 189     stream << m_splitter->saveState();
 190
 191     return state;
 192 }
 193
 194 void DolphinTabPage::restoreState(const QByteArray& state)
 195 {
 196     if (state.isEmpty()) {
 197         return;
 198     }
 199
 200     QByteArray sd = state;
 201     QDataStream stream(&sd, QIODevice::ReadOnly);
 202
 203     // Read the version number of the tab state and check if the version is supported.
 204     quint32 version = 0;
 205     stream >> version;
 206     if (version != 2) {
 207         // The version of the tab state isn't supported, we can't restore it.
 208         return;
 209     }
 210
 211     bool isSplitViewEnabled = false;
 212     stream >> isSplitViewEnabled;
 213     setSplitViewEnabled(isSplitViewEnabled);
 214
 215     QUrl primaryUrl;
 216     stream >> primaryUrl;
 217     m_primaryViewContainer->setUrl(primaryUrl);
 218     bool primaryUrlEditable;
 219     stream >> primaryUrlEditable;
 220     m_primaryViewContainer->urlNavigator()->setUrlEditable(primaryUrlEditable);
 221     m_primaryViewContainer->view()->restoreState(stream);
 222
 223     if (isSplitViewEnabled) {
 224         QUrl secondaryUrl;
 225         stream >> secondaryUrl;
 226         m_secondaryViewContainer->setUrl(secondaryUrl);
 227         bool secondaryUrlEditable;
 228         stream >> secondaryUrlEditable;
 229         m_secondaryViewContainer->urlNavigator()->setUrlEditable(secondaryUrlEditable);
 230         m_secondaryViewContainer->view()->restoreState(stream);
 231     }
 232
 233     stream >> m_primaryViewActive;
 234     if (m_primaryViewActive) {
 235         m_primaryViewContainer->setActive(true);
 236     } else {
 237         Q_ASSERT(m_splitViewEnabled);
 238         m_secondaryViewContainer->setActive(true);
 239     }
 240
 241     QByteArray splitterState;
 242     stream >> splitterState;
 243     m_splitter->restoreState(splitterState);
 244 }
 245
 246 void DolphinTabPage::restoreStateV1(const QByteArray& state)
 247 {
 248     if (state.isEmpty()) {
 249         return;
 250     }
 251
 252     QByteArray sd = state;
 253     QDataStream stream(&sd, QIODevice::ReadOnly);
 254
 255     bool isSplitViewEnabled = false;
 256     stream >> isSplitViewEnabled;
 257     setSplitViewEnabled(isSplitViewEnabled);
 258
 259     QUrl primaryUrl;
 260     stream >> primaryUrl;
 261     m_primaryViewContainer->setUrl(primaryUrl);
 262     bool primaryUrlEditable;
 263     stream >> primaryUrlEditable;
 264     m_primaryViewContainer->urlNavigator()->setUrlEditable(primaryUrlEditable);
 265
 266     if (isSplitViewEnabled) {
 267         QUrl secondaryUrl;
 268         stream >> secondaryUrl;
 269         m_secondaryViewContainer->setUrl(secondaryUrl);
 270         bool secondaryUrlEditable;
 271         stream >> secondaryUrlEditable;
 272         m_secondaryViewContainer->urlNavigator()->setUrlEditable(secondaryUrlEditable);
 273     }
 274
 275     stream >> m_primaryViewActive;
 276     if (m_primaryViewActive) {
 277         m_primaryViewContainer->setActive(true);
 278     } else {
 279         Q_ASSERT(m_splitViewEnabled);
 280         m_secondaryViewContainer->setActive(true);
 281     }
 282
 283     QByteArray splitterState;
 284     stream >> splitterState;
 285     m_splitter->restoreState(splitterState);
 286 }
 287
 288 void DolphinTabPage::setActive(bool active)
 289 {
 290     if (active) {
 291         m_active = active;
 292     } else {
 293         // we should bypass changing active view in split mode
 294         m_active = !m_splitViewEnabled;
 295     }
 296     // we want view to fire activated when goes from false to true
 297     activeViewContainer()->setActive(active);
 298 }
 299
 300 void DolphinTabPage::slotViewActivated()
 301 {
 302     const DolphinView* oldActiveView = activeViewContainer()->view();
 303
 304     // Set the view, which was active before, to inactive
 305     // and update the active view type, if tab is active
 306     if (m_active) {
 307         if (m_splitViewEnabled) {
 308             activeViewContainer()->setActive(false);
 309             m_primaryViewActive = !m_primaryViewActive;
 310         } else {
 311             m_primaryViewActive = true;
 312             if (m_secondaryViewContainer) {
 313                 m_secondaryViewContainer->setActive(false);
 314             }
 315         }
 316     }
 317
 318     const DolphinView* newActiveView = activeViewContainer()->view();
 319
 320     if (newActiveView == oldActiveView) {
 321         return;
 322     }
 323
 324     disconnect(oldActiveView, &DolphinView::urlChanged,
 325                this, &DolphinTabPage::activeViewUrlChanged);
 326     disconnect(oldActiveView, &DolphinView::redirection,
 327                this, &DolphinTabPage::slotViewUrlRedirection);
 328     connect(newActiveView, &DolphinView::urlChanged,
 329             this, &DolphinTabPage::activeViewUrlChanged);
 330     connect(newActiveView, &DolphinView::redirection,
 331             this, &DolphinTabPage::slotViewUrlRedirection);
 332     emit activeViewChanged(activeViewContainer());
 333     emit activeViewUrlChanged(activeViewContainer()->url());
 334 }
 335
 336 void DolphinTabPage::slotViewUrlRedirection(const QUrl& oldUrl, const QUrl& newUrl)
 337 {
 338     Q_UNUSED(oldUrl)
 339
 340     emit activeViewUrlChanged(newUrl);
 341 }
 342
 343 void DolphinTabPage::switchActiveView()
 344 {
 345     if (!m_splitViewEnabled) {
 346         return;
 347     }
 348     if (m_primaryViewActive) {
 349        m_secondaryViewContainer->setActive(true);
 350     } else {
 351        m_primaryViewContainer->setActive(true);
 352     }
 353 }
 354
 355 DolphinViewContainer* DolphinTabPage::createViewContainer(const QUrl& url) const
 356 {
 357     DolphinViewContainer* container = new DolphinViewContainer(url, m_splitter);
 358     container->setActive(false);
 359
 360     const DolphinView* view = container->view();
 361     connect(view, &DolphinView::activated,
 362             this, &DolphinTabPage::slotViewActivated);
 363
 364     connect(view, &DolphinView::toggleActiveViewRequested,
 365             this, &DolphinTabPage::switchActiveView);
 366
 367     return container;
 368 }