]> cloud.milkyroute.net Git - dolphin.git/blob - src/dolphinviewcontainer.cpp
Fix search-UI issues in combination with the new places entries
[dolphin.git] / src / dolphinviewcontainer.cpp
1 /***************************************************************************
2 * Copyright (C) 2007 by Peter Penz <peter.penz19@gmail.com> *
3 * *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
8 * *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
13 * *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
19
20 #include "dolphinviewcontainer.h"
21 #include <KProtocolManager>
22
23 #include <QApplication>
24 #include <QKeyEvent>
25 #include <QItemSelection>
26 #include <QBoxLayout>
27 #include <QTimer>
28 #include <QScrollBar>
29
30 #include <KDesktopFile>
31 #include <KFileItemDelegate>
32 #include <KFilePlacesModel>
33 #include <KLocale>
34 #include <KIconEffect>
35 #include <KIO/NetAccess>
36 #include <KIO/PreviewJob>
37 #include <KMessageWidget>
38 #include <KNewFileMenu>
39 #include <konqmimedata.h>
40 #include <konq_operations.h>
41 #include <KShell>
42 #include <KUrl>
43 #include <KUrlComboBox>
44 #include <KUrlNavigator>
45 #include <KRun>
46
47 #include "dolphin_generalsettings.h"
48 #include "dolphinmainwindow.h"
49 #include "filterbar/filterbar.h"
50 #include "search/dolphinsearchbox.h"
51 #include "statusbar/dolphinstatusbar.h"
52 #include "views/dolphinplacesmodel.h"
53 #include "views/draganddrophelper.h"
54 #include "views/viewmodecontroller.h"
55 #include "views/viewproperties.h"
56
57 DolphinViewContainer::DolphinViewContainer(const KUrl& url, QWidget* parent) :
58 QWidget(parent),
59 m_topLayout(0),
60 m_urlNavigator(0),
61 m_searchBox(0),
62 m_messageWidget(0),
63 m_view(0),
64 m_filterBar(0),
65 m_statusBar(0),
66 m_statusBarTimer(0),
67 m_statusBarTimestamp()
68 {
69 hide();
70
71 m_topLayout = new QVBoxLayout(this);
72 m_topLayout->setSpacing(0);
73 m_topLayout->setMargin(0);
74
75 m_urlNavigator = new KUrlNavigator(DolphinPlacesModel::instance(), url, this);
76 connect(m_urlNavigator, SIGNAL(urlsDropped(KUrl,QDropEvent*)),
77 this, SLOT(dropUrls(KUrl,QDropEvent*)));
78 connect(m_urlNavigator, SIGNAL(activated()),
79 this, SLOT(activate()));
80 connect(m_urlNavigator->editor(), SIGNAL(completionModeChanged(KGlobalSettings::Completion)),
81 this, SLOT(saveUrlCompletionMode(KGlobalSettings::Completion)));
82
83 const GeneralSettings* settings = GeneralSettings::self();
84 m_urlNavigator->setUrlEditable(settings->editableUrl());
85 m_urlNavigator->setShowFullPath(settings->showFullPath());
86 m_urlNavigator->setHomeUrl(KUrl(settings->homeUrl()));
87 KUrlComboBox* editor = m_urlNavigator->editor();
88 editor->setCompletionMode(KGlobalSettings::Completion(settings->urlCompletionMode()));
89
90 m_searchBox = new DolphinSearchBox(this);
91 m_searchBox->hide();
92 connect(m_searchBox, SIGNAL(closeRequest()), this, SLOT(closeSearchBox()));
93 connect(m_searchBox, SIGNAL(search(QString)), this, SLOT(startSearching(QString)));
94 connect(m_searchBox, SIGNAL(returnPressed(QString)), this, SLOT(requestFocus()));
95
96 m_messageWidget = new KMessageWidget(this);
97 m_messageWidget->setCloseButtonVisible(true);
98 m_messageWidget->hide();
99
100 m_view = new DolphinView(url, this);
101 connect(m_view, SIGNAL(urlChanged(KUrl)), m_urlNavigator, SLOT(setUrl(KUrl)));
102 connect(m_view, SIGNAL(writeStateChanged(bool)), this, SIGNAL(writeStateChanged(bool)));
103 connect(m_view, SIGNAL(requestItemInfo(KFileItem)), this, SLOT(showItemInfo(KFileItem)));
104 connect(m_view, SIGNAL(itemActivated(KFileItem)), this, SLOT(slotItemActivated(KFileItem)));
105 connect(m_view, SIGNAL(redirection(KUrl,KUrl)), this, SLOT(redirect(KUrl,KUrl)));
106 connect(m_view, SIGNAL(directoryLoadingStarted()), this, SLOT(slotDirectoryLoadingStarted()));
107 connect(m_view, SIGNAL(directoryLoadingCompleted()), this, SLOT(slotDirectoryLoadingCompleted()));
108 connect(m_view, SIGNAL(itemCountChanged()), this, SLOT(delayedStatusBarUpdate()));
109 connect(m_view, SIGNAL(directoryLoadingProgress(int)), this, SLOT(updateDirectoryLoadingProgress(int)));
110 connect(m_view, SIGNAL(directorySortingProgress(int)), this, SLOT(updateDirectorySortingProgress(int)));
111 connect(m_view, SIGNAL(selectionChanged(KFileItemList)), this, SLOT(delayedStatusBarUpdate()));
112 connect(m_view, SIGNAL(urlAboutToBeChanged(KUrl)), this, SLOT(slotViewUrlAboutToBeChanged(KUrl)));
113 connect(m_view, SIGNAL(errorMessage(QString)), this, SLOT(showErrorMessage(QString)));
114
115 connect(m_urlNavigator, SIGNAL(urlAboutToBeChanged(KUrl)),
116 this, SLOT(slotUrlNavigatorLocationAboutToBeChanged(KUrl)));
117 connect(m_urlNavigator, SIGNAL(urlChanged(KUrl)),
118 this, SLOT(slotUrlNavigatorLocationChanged(KUrl)));
119 connect(m_urlNavigator, SIGNAL(historyChanged()),
120 this, SLOT(slotHistoryChanged()));
121
122 // Initialize status bar
123 m_statusBar = new DolphinStatusBar(this);
124 m_statusBar->setUrl(m_view->url());
125 m_statusBar->setZoomLevel(m_view->zoomLevel());
126 connect(m_view, SIGNAL(urlChanged(KUrl)), m_statusBar, SLOT(setUrl(KUrl)));
127 connect(m_view, SIGNAL(zoomLevelChanged(int,int)), m_statusBar, SLOT(setZoomLevel(int)));
128 connect(m_view, SIGNAL(infoMessage(QString)), m_statusBar, SLOT(setText(QString)));
129 connect(m_view, SIGNAL(operationCompletedMessage(QString)), m_statusBar, SLOT(setText(QString)));
130 connect(m_statusBar, SIGNAL(stopPressed()), this, SLOT(stopDirectoryLoading()));
131 connect(m_statusBar, SIGNAL(zoomLevelChanged(int)), this, SLOT(slotStatusBarZoomLevelChanged(int)));
132
133 m_statusBarTimer = new QTimer(this);
134 m_statusBarTimer->setSingleShot(true);
135 m_statusBarTimer->setInterval(300);
136 connect(m_statusBarTimer, SIGNAL(timeout()), this, SLOT(updateStatusBar()));
137
138 KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
139 connect(undoManager, SIGNAL(jobRecordingFinished(CommandType)),
140 this, SLOT(delayedStatusBarUpdate()));
141
142 // Initialize filter bar
143 m_filterBar = new FilterBar(this);
144 m_filterBar->setVisible(settings->filterBar());
145 connect(m_filterBar, SIGNAL(filterChanged(QString)),
146 this, SLOT(setNameFilter(QString)));
147 connect(m_filterBar, SIGNAL(closeRequest()),
148 this, SLOT(closeFilterBar()));
149 connect(m_view, SIGNAL(urlChanged(KUrl)),
150 m_filterBar, SLOT(clear()));
151
152 m_topLayout->addWidget(m_urlNavigator);
153 m_topLayout->addWidget(m_searchBox);
154 m_topLayout->addWidget(m_messageWidget);
155 m_topLayout->addWidget(m_view);
156 m_topLayout->addWidget(m_filterBar);
157 m_topLayout->addWidget(m_statusBar);
158
159 setSearchModeEnabled(isSearchUrl(url));
160 }
161
162 DolphinViewContainer::~DolphinViewContainer()
163 {
164 }
165
166 KUrl DolphinViewContainer::url() const
167 {
168 return m_view->url();
169 }
170
171 void DolphinViewContainer::setActive(bool active)
172 {
173 m_urlNavigator->setActive(active);
174 m_view->setActive(active);
175 }
176
177 bool DolphinViewContainer::isActive() const
178 {
179 Q_ASSERT(m_view->isActive() == m_urlNavigator->isActive());
180 return m_view->isActive();
181 }
182
183 const DolphinStatusBar* DolphinViewContainer::statusBar() const
184 {
185 return m_statusBar;
186 }
187
188 DolphinStatusBar* DolphinViewContainer::statusBar()
189 {
190 return m_statusBar;
191 }
192
193 const KUrlNavigator* DolphinViewContainer::urlNavigator() const
194 {
195 return m_urlNavigator;
196 }
197
198 KUrlNavigator* DolphinViewContainer::urlNavigator()
199 {
200 return m_urlNavigator;
201 }
202
203 const DolphinView* DolphinViewContainer::view() const
204 {
205 return m_view;
206 }
207
208 DolphinView* DolphinViewContainer::view()
209 {
210 return m_view;
211 }
212
213 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
214 {
215 if (msg.isEmpty()) {
216 return;
217 }
218
219 m_messageWidget->setText(msg);
220
221 switch (type) {
222 case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
223 case Warning: m_messageWidget->setMessageType(KMessageWidget::Warning); break;
224 case Error: m_messageWidget->setMessageType(KMessageWidget::Error); break;
225 default:
226 Q_ASSERT(false);
227 break;
228 }
229
230 m_messageWidget->setWordWrap(false);
231 const int unwrappedWidth = m_messageWidget->sizeHint().width();
232 m_messageWidget->setWordWrap(unwrappedWidth > size().width());
233
234 m_messageWidget->animatedShow();
235 }
236
237 void DolphinViewContainer::readSettings()
238 {
239 if (GeneralSettings::modifiedStartupSettings()) {
240 // The startup settings should only get applied if they have been
241 // modified by the user. Otherwise keep the (possibly) different current
242 // settings of the URL navigator and the filterbar.
243 m_urlNavigator->setUrlEditable(GeneralSettings::editableUrl());
244 m_urlNavigator->setShowFullPath(GeneralSettings::showFullPath());
245 m_urlNavigator->setHomeUrl(KUrl(GeneralSettings::homeUrl()));
246 setFilterBarVisible(GeneralSettings::filterBar());
247 }
248
249 m_view->readSettings();
250 m_statusBar->readSettings();
251 }
252
253 bool DolphinViewContainer::isFilterBarVisible() const
254 {
255 return m_filterBar->isVisible();
256 }
257
258 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
259 {
260 if (enabled == isSearchModeEnabled()) {
261 if (enabled && !m_searchBox->hasFocus()) {
262 m_searchBox->setFocus();
263 m_searchBox->selectAll();
264 }
265 return;
266 }
267
268 m_searchBox->setVisible(enabled);
269 m_urlNavigator->setVisible(!enabled);
270
271 if (enabled) {
272 KUrl url = m_urlNavigator->locationUrl();
273 m_searchBox->setText(QString());
274 m_searchBox->setReadOnly(isSearchUrl(url), url);
275
276 // Remember the most recent non-search URL as search path
277 // of the search-box, so that it can be restored
278 // when switching back to the URL navigator.
279 int index = m_urlNavigator->historyIndex();
280 const int historySize = m_urlNavigator->historySize();
281 while (isSearchUrl(url) && (index < historySize)) {
282 ++index;
283 url = m_urlNavigator->locationUrl(index);
284 }
285
286 if (!isSearchUrl(url)) {
287 m_searchBox->setSearchPath(url);
288 }
289 } else {
290 // Restore the URL for the URL navigator. If Dolphin has been
291 // started with a search-URL, the home URL is used as fallback.
292 const KUrl url = m_searchBox->searchPath();
293 if (url.isValid() && !url.isEmpty()) {
294 if (isSearchUrl(url)) {
295 m_urlNavigator->goHome();
296 } else {
297 m_urlNavigator->setLocationUrl(url);
298 }
299 }
300 }
301 }
302
303 bool DolphinViewContainer::isSearchModeEnabled() const
304 {
305 return m_searchBox->isVisible();
306 }
307
308 void DolphinViewContainer::setUrl(const KUrl& newUrl)
309 {
310 if (newUrl != m_urlNavigator->locationUrl()) {
311 m_urlNavigator->setLocationUrl(newUrl);
312 }
313 }
314
315 void DolphinViewContainer::setFilterBarVisible(bool visible)
316 {
317 Q_ASSERT(m_filterBar);
318 if (visible) {
319 m_filterBar->show();
320 m_filterBar->setFocus();
321 m_filterBar->selectAll();
322 } else {
323 closeFilterBar();
324 }
325 }
326
327 void DolphinViewContainer::delayedStatusBarUpdate()
328 {
329 if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
330 // No update of the statusbar has been done during the last 2 seconds,
331 // although an update has been requested. Trigger an immediate update.
332 m_statusBarTimer->stop();
333 updateStatusBar();
334 } else {
335 // Invoke updateStatusBar() with a small delay. This assures that
336 // when a lot of delayedStatusBarUpdates() are done in a short time,
337 // no bottleneck is given.
338 m_statusBarTimer->start();
339 }
340 }
341
342 void DolphinViewContainer::updateStatusBar()
343 {
344 m_statusBarTimestamp.start();
345
346 const QString text = m_view->statusBarText();
347 m_statusBar->setDefaultText(text);
348 m_statusBar->resetToDefaultText();
349 }
350
351 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
352 {
353 if (m_statusBar->progressText().isEmpty()) {
354 m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
355 }
356 m_statusBar->setProgress(percent);
357 }
358
359 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
360 {
361 if (m_statusBar->progressText().isEmpty()) {
362 m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
363 }
364 m_statusBar->setProgress(percent);
365 }
366
367 void DolphinViewContainer::slotDirectoryLoadingStarted()
368 {
369 if (isSearchUrl(url())) {
370 // Search KIO-slaves usually don't provide any progress information. Give
371 // a hint to the user that a searching is done:
372 updateStatusBar();
373 m_statusBar->setProgressText(i18nc("@info", "Searching..."));
374 m_statusBar->setProgress(-1);
375 } else {
376 // Trigger an undetermined progress indication. The progress
377 // information in percent will be triggered by the percent() signal
378 // of the directory lister later.
379 updateDirectoryLoadingProgress(-1);
380 }
381 }
382
383 void DolphinViewContainer::slotDirectoryLoadingCompleted()
384 {
385 if (!m_statusBar->progressText().isEmpty()) {
386 m_statusBar->setProgressText(QString());
387 m_statusBar->setProgress(100);
388 }
389
390 if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
391 // The dir lister has been completed on a Nepomuk-URI and no items have been found. Instead
392 // of showing the default status bar information ("0 items") a more helpful information is given:
393 m_statusBar->setText(i18nc("@info:status", "No items found."));
394 } else {
395 updateStatusBar();
396 }
397 }
398
399 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
400 {
401 // It is possible to activate items on inactive views by
402 // drag & drop operations. Assure that activating an item always
403 // results in an active view.
404 m_view->setActive(true);
405
406 KUrl url = item.targetUrl();
407
408 if (item.isDir()) {
409 m_view->setUrl(url);
410 return;
411 }
412
413 if (GeneralSettings::browseThroughArchives() && item.isFile() && url.isLocalFile()) {
414 // Generic mechanism for redirecting to tar:/<path>/ when clicking on a tar file,
415 // zip:/<path>/ when clicking on a zip file, etc.
416 // The .protocol file specifies the mimetype that the kioslave handles.
417 // Note that we don't use mimetype inheritance since we don't want to
418 // open OpenDocument files as zip folders...
419 const QString protocol = KProtocolManager::protocolForArchiveMimetype(item.mimetype());
420 if (!protocol.isEmpty()) {
421 url.setProtocol(protocol);
422 m_view->setUrl(url);
423 return;
424 }
425 }
426
427 if (item.mimetype() == QLatin1String("application/x-desktop")) {
428 // Redirect to the URL in Type=Link desktop files
429 KDesktopFile desktopFile(url.toLocalFile());
430 if (desktopFile.hasLinkType()) {
431 url = desktopFile.readUrl();
432 m_view->setUrl(url);
433 return;
434 }
435 }
436
437 item.run();
438 }
439
440 void DolphinViewContainer::showItemInfo(const KFileItem& item)
441 {
442 if (item.isNull()) {
443 m_statusBar->resetToDefaultText();
444 } else {
445 const QString text = item.isDir() ? item.text() : item.getStatusBarInfo();
446 m_statusBar->setText(text);
447 }
448 }
449
450 void DolphinViewContainer::closeFilterBar()
451 {
452 m_filterBar->hide();
453 m_filterBar->clear();
454 m_view->setFocus();
455 emit showFilterBarChanged(false);
456 }
457
458 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
459 {
460 m_view->setNameFilter(nameFilter);
461 delayedStatusBarUpdate();
462 }
463
464 void DolphinViewContainer::activate()
465 {
466 setActive(true);
467 }
468
469 void DolphinViewContainer::slotViewUrlAboutToBeChanged(const KUrl& url)
470 {
471 // URL changes of the view can happen in two ways:
472 // 1. The URL navigator gets changed and will trigger the view to update its URL
473 // 2. The URL of the view gets changed and will trigger the URL navigator to update
474 // its URL (e.g. by clicking on an item)
475 // In this scope the view-state may only get saved in case 2:
476 if (url != m_urlNavigator->locationUrl()) {
477 saveViewState();
478 }
479 }
480
481 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const KUrl& url)
482 {
483 // URL changes of the view can happen in two ways:
484 // 1. The URL navigator gets changed and will trigger the view to update its URL
485 // 2. The URL of the view gets changed and will trigger the URL navigator to update
486 // its URL (e.g. by clicking on an item)
487 // In this scope the view-state may only get saved in case 1:
488 if (url != m_view->url()) {
489 saveViewState();
490 }
491 }
492
493 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const KUrl& url)
494 {
495 if (KProtocolManager::supportsListing(url)) {
496 setSearchModeEnabled(isSearchUrl(url));
497 m_view->setUrl(url);
498
499 if (isActive() && !isSearchUrl(url)) {
500 // When an URL has been entered, the view should get the focus.
501 // The focus must be requested asynchronously, as changing the URL might create
502 // a new view widget.
503 QTimer::singleShot(0, this, SLOT(requestFocus()));
504 }
505 } else if (KProtocolManager::isSourceProtocol(url)) {
506 QString app = "konqueror";
507 if (url.protocol().startsWith(QLatin1String("http"))) {
508 showMessage(i18nc("@info:status",
509 "Dolphin does not support web pages, the web browser has been launched"),
510 Information);
511
512 const KConfigGroup config(KSharedConfig::openConfig("kdeglobals"), "General");
513 const QString browser = config.readEntry("BrowserApplication");
514 if (!browser.isEmpty()) {
515 app = browser;
516 if (app.startsWith('!')) {
517 // a literal command has been configured, remove the '!' prefix
518 app = app.mid(1);
519 }
520 }
521 } else {
522 showMessage(i18nc("@info:status",
523 "Protocol not supported by Dolphin, Konqueror has been launched"),
524 Information);
525 }
526
527 const QString secureUrl = KShell::quoteArg(url.pathOrUrl());
528 const QString command = app + ' ' + secureUrl;
529 KRun::runCommand(command, app, app, this);
530 } else {
531 showMessage(i18nc("@info:status", "Invalid protocol"), Error);
532 }
533 }
534
535 void DolphinViewContainer::dropUrls(const KUrl& destination, QDropEvent* event)
536 {
537 const QString error = DragAndDropHelper::dropUrls(KFileItem(), destination, event);
538 if (!error.isEmpty()) {
539 showMessage(error, Error);
540 }
541 }
542
543 void DolphinViewContainer::redirect(const KUrl& oldUrl, const KUrl& newUrl)
544 {
545 Q_UNUSED(oldUrl);
546 const bool block = m_urlNavigator->signalsBlocked();
547 m_urlNavigator->blockSignals(true);
548
549 // Assure that the location state is reset for redirection URLs. This
550 // allows to skip redirection URLs when going back or forward in the
551 // URL history.
552 m_urlNavigator->saveLocationState(QByteArray());
553 m_urlNavigator->setLocationUrl(newUrl);
554 setSearchModeEnabled(isSearchUrl(newUrl));
555
556 m_urlNavigator->blockSignals(block);
557 }
558
559 void DolphinViewContainer::requestFocus()
560 {
561 m_view->setFocus();
562 }
563
564 void DolphinViewContainer::saveUrlCompletionMode(KGlobalSettings::Completion completion)
565 {
566 GeneralSettings::setUrlCompletionMode(completion);
567 }
568
569 void DolphinViewContainer::slotHistoryChanged()
570 {
571 QByteArray locationState = m_urlNavigator->locationState();
572 if (!locationState.isEmpty()) {
573 QDataStream stream(&locationState, QIODevice::ReadOnly);
574 m_view->restoreState(stream);
575 }
576 }
577
578 void DolphinViewContainer::startSearching(const QString &text)
579 {
580 Q_UNUSED(text);
581 const KUrl url = m_searchBox->urlForSearching();
582 if (url.isValid() && !url.isEmpty()) {
583 m_urlNavigator->setLocationUrl(url);
584 }
585 }
586
587 void DolphinViewContainer::closeSearchBox()
588 {
589 setSearchModeEnabled(false);
590 }
591
592 void DolphinViewContainer::stopDirectoryLoading()
593 {
594 m_view->stopLoading();
595 m_statusBar->setProgress(100);
596 }
597
598 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
599 {
600 m_view->setZoomLevel(zoomLevel);
601 }
602
603 void DolphinViewContainer::showErrorMessage(const QString& msg)
604 {
605 showMessage(msg, Error);
606 }
607
608 bool DolphinViewContainer::isSearchUrl(const KUrl& url) const
609 {
610 const QString protocol = url.protocol();
611 return protocol.contains("search") || (protocol == QLatin1String("nepomuk"));
612 }
613
614 void DolphinViewContainer::saveViewState()
615 {
616 QByteArray locationState;
617 QDataStream stream(&locationState, QIODevice::WriteOnly);
618 m_view->saveState(stream);
619 m_urlNavigator->saveLocationState(locationState);
620 }
621
622 #include "dolphinviewcontainer.moc"