diff options
Diffstat (limited to 'src/mainview.cpp')
| -rw-r--r-- | src/mainview.cpp | 704 |
1 files changed, 704 insertions, 0 deletions
diff --git a/src/mainview.cpp b/src/mainview.cpp new file mode 100644 index 00000000..79cb865d --- /dev/null +++ b/src/mainview.cpp @@ -0,0 +1,704 @@ +/* ============================================================ + * + * This file is a part of the rekonq project + * + * Copyright (C) 2007-2008 Trolltech ASA. All rights reserved + * Copyright (C) 2008 by Andrea Diamantini <adjam7 at gmail dot com> + * + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ============================================================ */ + + +// Local Includes +#include "mainview.h" + +#include "tabbar.h" +#include "browserapplication.h" +#include "mainwindow.h" +#include "history.h" +#include "urlbar.h" +#include "webview.h" + +// KDE Includes +#include <KShortcut> +#include <KStandardShortcut> +#include <KMessageBox> + +// Qt Includes +#include <QtGui> +#include <QDebug> + + + + +WebActionMapper::WebActionMapper(KAction *root, QWebPage::WebAction webAction, QObject *parent) + : QObject(parent) + , m_currentParent(0) + , m_root(root) + , m_webAction(webAction) +{ + if ( !m_root ) + { + return; + } + connect(m_root, SIGNAL( triggered() ), this, SLOT( rootTriggered() ) ); + connect(root, SIGNAL( destroyed(QObject *) ), this, SLOT( rootDestroyed() ) ); + + root->setEnabled(false); +} + + +void WebActionMapper::rootDestroyed() +{ + m_root = 0; +} + + +void WebActionMapper::currentDestroyed() +{ + updateCurrent(0); +} + + +void WebActionMapper::addChild(KAction *action) +{ + if ( !action ) + { + return; + } + connect(action, SIGNAL( changed() ), this, SLOT( childChanged() ) ); +} + +QWebPage::WebAction WebActionMapper::webAction() const +{ + return m_webAction; +} + + +void WebActionMapper::rootTriggered() +{ + if (m_currentParent) + { + KAction *gotoAction = new KAction( m_currentParent->action(m_webAction) ); + gotoAction->trigger(); + } +} + + +void WebActionMapper::childChanged() +{ + if (KAction *source = qobject_cast<KAction*>(sender())) + { + if (m_root + && m_currentParent + && source->parent() == m_currentParent) + { + m_root->setChecked(source->isChecked()); + m_root->setEnabled(source->isEnabled()); + } + } +} + + +void WebActionMapper::updateCurrent(QWebPage *currentParent) +{ + if (m_currentParent) + disconnect(m_currentParent, SIGNAL(destroyed(QObject *)), + this, SLOT(currentDestroyed())); + + m_currentParent = currentParent; + if (!m_root) + { + return; + } + if (!m_currentParent) + { + m_root->setEnabled(false); + m_root->setChecked(false); + return; + } + KAction *source = new KAction( m_currentParent->action(m_webAction) ); + m_root->setChecked(source->isChecked()); + m_root->setEnabled(source->isEnabled()); + connect(m_currentParent, SIGNAL( destroyed(QObject *) ), this, SLOT( currentDestroyed() ) ); +} + + +// ---------------------------------------------------------------------------------------------------------- + + +MainView::MainView(QWidget *parent) + : KTabWidget(parent) + , m_recentlyClosedTabsAction(0) + , m_newTabAction(0) + , m_closeTabAction(0) + , m_nextTabAction(0) + , m_previousTabAction(0) + , m_recentlyClosedTabsMenu(0) + , m_lineEditCompleter(0) + , m_lineEdits(0) + , m_tabBar(new TabBar(this)) +{ + setElideMode(Qt::ElideRight); + + connect(m_tabBar, SIGNAL(newTab()), this, SLOT(newTab())); + connect(m_tabBar, SIGNAL(closeTab(int)), this, SLOT(closeTab(int))); + connect(m_tabBar, SIGNAL(cloneTab(int)), this, SLOT(cloneTab(int))); + connect(m_tabBar, SIGNAL(closeOtherTabs(int)), this, SLOT(closeOtherTabs(int))); + connect(m_tabBar, SIGNAL(reloadTab(int)), this, SLOT(reloadTab(int))); + connect(m_tabBar, SIGNAL(reloadAllTabs()), this, SLOT(reloadAllTabs())); + connect(m_tabBar, SIGNAL(tabMoveRequested(int, int)), this, SLOT(moveTab(int, int))); + setTabBar(m_tabBar); + + // Actions + m_newTabAction = new KAction( KIcon("tab-new"), i18n("New &Tab"), this); + m_newTabAction->setShortcut( KShortcut(Qt::CTRL + Qt::SHIFT + Qt::Key_N, Qt::CTRL + Qt::Key_T) ); + m_newTabAction->setIconVisibleInMenu(false); + connect(m_newTabAction, SIGNAL(triggered()), this, SLOT(newTab())); + + m_closeTabAction = new KAction(KIcon("tab-close"), i18n("&Close Tab"), this); + m_closeTabAction->setShortcut( KShortcut( Qt::CTRL + Qt::Key_W ) ); + m_closeTabAction->setIconVisibleInMenu(false); + connect(m_closeTabAction, SIGNAL(triggered()), this, SLOT(closeTab())); + + m_nextTabAction = new KAction(i18n("Show Next Tab"), this); + m_nextTabAction->setShortcuts( QApplication::isRightToLeft() ? KStandardShortcut::tabPrev() : KStandardShortcut::tabNext() ); + connect(m_nextTabAction, SIGNAL(triggered()), this, SLOT(nextTab())); + + m_previousTabAction = new KAction(i18n("Show Previous Tab"), this); + m_previousTabAction->setShortcuts( QApplication::isRightToLeft() ? KStandardShortcut::tabNext() : KStandardShortcut::tabPrev() ); + connect(m_previousTabAction, SIGNAL(triggered()), this, SLOT(previousTab())); + + m_recentlyClosedTabsMenu = new KMenu(this); + connect(m_recentlyClosedTabsMenu, SIGNAL(aboutToShow()), this, SLOT(aboutToShowRecentTabsMenu())); + connect(m_recentlyClosedTabsMenu, SIGNAL(triggered(QAction *)), this, SLOT(aboutToShowRecentTriggeredAction(QAction *))); + m_recentlyClosedTabsAction = new KAction(i18n("Recently Closed Tabs"), this); + m_recentlyClosedTabsAction->setMenu(m_recentlyClosedTabsMenu); + m_recentlyClosedTabsAction->setEnabled(false); + + // corner buttons + QToolButton *addTabButton = new QToolButton(this); + addTabButton->setDefaultAction(m_newTabAction); + addTabButton->setAutoRaise(true); + addTabButton->setToolButtonStyle(Qt::ToolButtonIconOnly); + setCornerWidget(addTabButton, Qt::TopLeftCorner); + + QToolButton *closeTabButton = new QToolButton(this); + closeTabButton->setDefaultAction(m_closeTabAction); + closeTabButton->setAutoRaise(true); + closeTabButton->setToolButtonStyle(Qt::ToolButtonIconOnly); + setCornerWidget(closeTabButton, Qt::TopRightCorner); + + connect(this, SIGNAL(currentChanged(int)), this, SLOT(currentChanged(int))); + + m_lineEdits = new QStackedWidget(this); +} + + +MainView::~MainView() +{ + delete m_lineEditCompleter; + delete m_recentlyClosedTabsMenu; +} + + +void MainView::clear() +{ + // clear the recently closed tabs + m_recentlyClosedTabs.clear(); + // clear the line edit history + for (int i = 0; i < m_lineEdits->count(); ++i) + { + QLineEdit *qLineEdit = lineEdit(i); + qLineEdit->setText(qLineEdit->text()); + } +} + + +void MainView::moveTab(int fromIndex, int toIndex) +{ + disconnect(this, SIGNAL(currentChanged(int)), this, SLOT(currentChanged(int))); + + QWidget *tabWidget = widget(fromIndex); + QIcon icon = tabIcon(fromIndex); + QString text = tabText(fromIndex); + QVariant data = m_tabBar->tabData(fromIndex); + removeTab(fromIndex); + insertTab(toIndex, tabWidget, icon, text); + m_tabBar->setTabData(toIndex, data); + connect(this, SIGNAL(currentChanged(int)), this, SLOT(currentChanged(int))); + setCurrentIndex(toIndex); +} + + +// When index is -1 index chooses the current tab +void MainView::reloadTab(int index) +{ + if (index < 0) + index = currentIndex(); + if (index < 0 || index >= count()) + return; + + QWidget *widget = this->widget(index); + if (WebView *tab = qobject_cast<WebView*>(widget)) + tab->reload(); +} + + +void MainView::addWebAction(KAction *action, QWebPage::WebAction webAction) +{ + if (!action) + return; + m_webActionList.append(new WebActionMapper(action, webAction, this)); +} + + +void MainView::currentChanged(int index) +{ + WebView *webView = this->webView(index); + if (!webView) + return; + + Q_ASSERT( m_lineEdits->count() == count() ); + + WebView *oldWebView = this->webView(m_lineEdits->currentIndex()); + if (oldWebView) + { + disconnect(oldWebView, SIGNAL(statusBarMessage(const QString&)), this, SIGNAL(showStatusBarMessage(const QString&))); + disconnect(oldWebView->page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)), this, SIGNAL(linkHovered(const QString&))); + disconnect(oldWebView, SIGNAL(loadProgress(int)), this, SIGNAL(loadProgress(int))); + } + + connect(webView, SIGNAL(statusBarMessage(const QString&)), this, SIGNAL(showStatusBarMessage(const QString&))); + connect(webView->page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)), this, SIGNAL(linkHovered(const QString&))); + connect(webView, SIGNAL(loadProgress(int)), this, SIGNAL(loadProgress(int))); + + for (int i = 0; i < m_webActionList.count(); ++i) + { + WebActionMapper *mapper = m_webActionList[i]; + mapper->updateCurrent(webView->page()); + } + emit setCurrentTitle(webView->title()); + m_lineEdits->setCurrentIndex(index); + emit loadProgress(webView->progress()); + emit showStatusBarMessage(webView->lastStatusBarText()); + + // set focus to the current webview + webView->setFocus(); +} + + +KAction *MainView::newTabAction() const +{ + return m_newTabAction; +} + + +KAction *MainView::closeTabAction() const +{ + return m_closeTabAction; +} + + +KAction *MainView::recentlyClosedTabsAction() const +{ + return m_recentlyClosedTabsAction; +} + + +KAction *MainView::nextTabAction() const +{ + return m_nextTabAction; +} + + +KAction *MainView::previousTabAction() const +{ + return m_previousTabAction; +} + + +QWidget *MainView::lineEditStack() const +{ + return m_lineEdits; +} + + +QLineEdit *MainView::currentLineEdit() const +{ + return lineEdit(m_lineEdits->currentIndex()); +} + + +WebView *MainView::currentWebView() const +{ + return webView(currentIndex()); +} + + +QLineEdit *MainView::lineEdit(int index) const +{ + UrlBar *urlLineEdit = qobject_cast<UrlBar*>(m_lineEdits->widget(index)); + if (urlLineEdit) + return urlLineEdit->lineEdit(); + return 0; +} + + +WebView *MainView::webView(int index) const +{ + QWidget *widget = this->widget(index); + if (WebView *webView = qobject_cast<WebView*>(widget)) + { + return webView; + } + else + { + // optimization to delay creating the first webview + if (count() == 1) + { + MainView *that = const_cast<MainView*>(this); + that->setUpdatesEnabled(false); + that->newTab(); + that->closeTab(0); + that->setUpdatesEnabled(true); + return currentWebView(); + } + } + return 0; +} + + +int MainView::webViewIndex(WebView *webView) const +{ + int index = indexOf(webView); + return index; +} + + +WebView *MainView::newTab(bool makeCurrent) +{ + // line edit + UrlBar *urlLineEdit = new UrlBar; + QLineEdit *lineEdit = urlLineEdit->lineEdit(); + if (!m_lineEditCompleter && count() > 0) + { + HistoryCompletionModel *completionModel = new HistoryCompletionModel(this); + completionModel->setSourceModel(BrowserApplication::historyManager()->historyFilterModel()); + m_lineEditCompleter = new QCompleter(completionModel, this); + // Should this be in Qt by default? + QAbstractItemView *popup = m_lineEditCompleter->popup(); + QListView *listView = qobject_cast<QListView*>(popup); + if (listView) + { + listView->setUniformItemSizes(true); + } + } + lineEdit->setCompleter(m_lineEditCompleter); + connect(lineEdit, SIGNAL(returnPressed()), this, SLOT(lineEditReturnPressed())); + m_lineEdits->addWidget(urlLineEdit); + m_lineEdits->setSizePolicy(lineEdit->sizePolicy()); + + // optimization to delay creating the more expensive WebView, history, etc + if (count() == 0) + { + QWidget *emptyWidget = new QWidget; + QPalette p = emptyWidget->palette(); + p.setColor(QPalette::Window, palette().color(QPalette::Base)); + emptyWidget->setPalette(p); + emptyWidget->setAutoFillBackground(true); + disconnect(this, SIGNAL(currentChanged(int)), this, SLOT(currentChanged(int))); + addTab(emptyWidget, i18n("(Untitled)")); + connect(this, SIGNAL(currentChanged(int)), this, SLOT(currentChanged(int))); + return 0; + } + + // webview + WebView *webView = new WebView; + urlLineEdit->setWebView(webView); + + connect(webView, SIGNAL(loadStarted()), this, SLOT(webViewLoadStarted())); + connect(webView, SIGNAL(loadFinished(bool)), this, SLOT(webViewIconChanged())); + connect(webView, SIGNAL(iconChanged()), this, SLOT(webViewIconChanged())); + connect(webView, SIGNAL(titleChanged(const QString &)), this, SLOT(webViewTitleChanged(const QString &))); + connect(webView, SIGNAL(urlChanged(const QUrl &)), this, SLOT(webViewUrlChanged(const QUrl &))); + connect(webView->page(), SIGNAL(windowCloseRequested()), this, SLOT(windowCloseRequested())); + connect(webView->page(), SIGNAL(geometryChangeRequested(const QRect &)), this, SIGNAL(geometryChangeRequested(const QRect &))); + connect(webView->page(), SIGNAL(printRequested(QWebFrame *)), this, SIGNAL(printRequested(QWebFrame *))); + connect(webView->page(), SIGNAL(menuBarVisibilityChangeRequested(bool)), this, SIGNAL(menuBarVisibilityChangeRequested(bool))); + connect(webView->page(), SIGNAL(statusBarVisibilityChangeRequested(bool)), this, SIGNAL(statusBarVisibilityChangeRequested(bool))); + connect(webView->page(), SIGNAL(toolBarVisibilityChangeRequested(bool)), this, SIGNAL(toolBarVisibilityChangeRequested(bool))); + + connect(webView, SIGNAL( ctrlTabPressed() ), this, SLOT( nextTab() ) ); + connect(webView, SIGNAL( shiftCtrlTabPressed() ), this, SLOT( previousTab() ) ); + + addTab(webView, i18n("(Untitled)") ); + if (makeCurrent) + setCurrentWidget(webView); + + // webview actions + for (int i = 0; i < m_webActionList.count(); ++i) + { + WebActionMapper *mapper = m_webActionList[i]; + mapper->addChild( new KAction( webView->page()->action( mapper->webAction() ) ) ); + } + + if (count() == 1) + currentChanged(currentIndex()); + emit tabsChanged(); + return webView; +} + + +void MainView::reloadAllTabs() +{ + for (int i = 0; i < count(); ++i) + { + QWidget *tabWidget = widget(i); + if (WebView *tab = qobject_cast<WebView*>(tabWidget)) + { + tab->reload(); + } + } +} + + +void MainView::lineEditReturnPressed() +{ + if (QLineEdit *lineEdit = qobject_cast<QLineEdit*>(sender())) + { + emit loadPage(lineEdit->text()); + if (m_lineEdits->currentWidget() == lineEdit) + currentWebView()->setFocus(); + } +} + + +void MainView::windowCloseRequested() +{ + WebPage *webPage = qobject_cast<WebPage*>(sender()); + WebView *webView = qobject_cast<WebView*>(webPage->view()); + int index = webViewIndex(webView); + if (index >= 0) + { + if (count() == 1) + webView->webPage()->mainWindow()->close(); + else + closeTab(index); + } +} + + +void MainView::closeOtherTabs(int index) +{ + if (-1 == index) + return; + for (int i = count() - 1; i > index; --i) + closeTab(i); + for (int i = index - 1; i >= 0; --i) + closeTab(i); +} + + +// When index is -1 index chooses the current tab +void MainView::cloneTab(int index) +{ + if (index < 0) + index = currentIndex(); + if (index < 0 || index >= count()) + return; + WebView *tab = newTab(false); + tab->setUrl( webView(index)->url() ); +} + + +// When index is -1 index chooses the current tab +void MainView::closeTab(int index) +{ + if (index < 0) + index = currentIndex(); + if (index < 0 || index >= count()) + return; + + bool hasFocus = false; + if (WebView *tab = webView(index)) + { + if (tab->isModified()) + { + int risp = KMessageBox::questionYesNo( this , + i18n("You have modified this page and when closing it you would lose the modification.\n" + "Do you really want to close this page?\n"), + i18n("Do you really want to close this page?"), + KStandardGuiItem::no() ); + if( risp == KMessageBox::No ) + return; + } + hasFocus = tab->hasFocus(); + + m_recentlyClosedTabsAction->setEnabled(true); + m_recentlyClosedTabs.prepend(tab->url()); + if (m_recentlyClosedTabs.size() >= MainView::m_recentlyClosedTabsSize) + m_recentlyClosedTabs.removeLast(); + } + QWidget *lineEdit = m_lineEdits->widget(index); + m_lineEdits->removeWidget(lineEdit); + lineEdit->deleteLater(); + QWidget *webView = widget(index); + removeTab(index); + webView->deleteLater(); + emit tabsChanged(); + if (hasFocus && count() > 0) + currentWebView()->setFocus(); + if (count() == 0) + emit lastTabClosed(); +} + + +void MainView::webViewLoadStarted() +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) + { + setTabIcon(index, KIcon("rekonq") ); + } +} + + +void MainView::webViewIconChanged() +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) + { + QIcon icon = BrowserApplication::instance()->icon(webView->url()); + setTabIcon(index, icon); + } +} + + +void MainView::webViewTitleChanged(const QString &title) +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) { + setTabText(index, title); + } + if (currentIndex() == index) + emit setCurrentTitle(title); + BrowserApplication::historyManager()->updateHistoryItem(webView->url(), title); +} + + +void MainView::webViewUrlChanged(const QUrl &url) +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) { + m_tabBar->setTabData(index, url); + } + emit tabsChanged(); +} + + +void MainView::aboutToShowRecentTabsMenu() +{ + m_recentlyClosedTabsMenu->clear(); + for (int i = 0; i < m_recentlyClosedTabs.count(); ++i) + { + KAction *action = new KAction(m_recentlyClosedTabsMenu); + action->setData(m_recentlyClosedTabs.at(i)); + QIcon icon = BrowserApplication::instance()->icon(m_recentlyClosedTabs.at(i)); + action->setIcon(icon); + action->setText( m_recentlyClosedTabs.at(i).prettyUrl() ); + m_recentlyClosedTabsMenu->addAction(action); + } +} + + +void MainView::aboutToShowRecentTriggeredAction(QAction *action) +{ + KUrl url = action->data().toUrl(); + loadUrlInCurrentTab(url); +} + + +void MainView::mouseDoubleClickEvent(QMouseEvent *event) +{ + if ( !childAt(event->pos() ) + // Remove the line below when QTabWidget does not have a one pixel frame + && event->pos().y() < (tabBar()->y() + tabBar()->height())) + { + newTab(); + return; + } + QTabWidget::mouseDoubleClickEvent(event); +} + + +void MainView::contextMenuEvent(QContextMenuEvent *event) +{ + if (!childAt(event->pos())) { + m_tabBar->contextMenuRequested(event->pos()); + return; + } + QTabWidget::contextMenuEvent(event); +} + + +void MainView::mouseReleaseEvent(QMouseEvent *event) +{ + if (event->button() == Qt::MidButton && !childAt(event->pos()) + // Remove the line below when QTabWidget does not have a one pixel frame + && event->pos().y() < (tabBar()->y() + tabBar()->height())) + { + KUrl url( QApplication::clipboard()->text(QClipboard::Selection) ); + if (!url.isEmpty() && url.isValid() && !url.scheme().isEmpty()) + { + WebView *webView = newTab(); + webView->setUrl(url); + } + } +} + + +void MainView::loadUrlInCurrentTab(const KUrl &url) +{ + WebView *webView = currentWebView(); + if (webView) + { + webView->loadUrl(url); + webView->setFocus(); + } +} + + +void MainView::nextTab() +{ + int next = currentIndex() + 1; + if (next == count()) + next = 0; + setCurrentIndex(next); +} + + +void MainView::previousTab() +{ + int next = currentIndex() - 1; + if (next < 0) + next = count() - 1; + setCurrentIndex(next); +} + + +// ---------------------------------------------------------------------------------------------------------------------------- |