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https://github.com/xiaoyifang/goldendict-ng.git
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329aa02f93
* The "Inspect" action will bring up web inspector from WebKit. * Restorable inspector window geometry.
147 lines
3.3 KiB
C++
147 lines
3.3 KiB
C++
/* This file is (c) 2008-2012 Konstantin Isakov <ikm@goldendict.org>
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* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
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#include "articlewebview.hh"
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#include <QMouseEvent>
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#include <QWebFrame>
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#include <QApplication>
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#include "articleinspector.hh"
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ArticleWebView::ArticleWebView( QWidget *parent ):
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QWebView( parent ),
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inspector( NULL ),
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midButtonPressed( false ),
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selectionBySingleClick( false ),
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showInspectorDirectly( true )
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{
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}
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ArticleWebView::~ArticleWebView()
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{
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if ( inspector )
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inspector->deleteLater();
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}
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void ArticleWebView::setUp( Config::Class * cfg )
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{
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this->cfg = cfg;
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}
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void ArticleWebView::triggerPageAction( QWebPage::WebAction action, bool checked )
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{
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if ( action == QWebPage::InspectElement )
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{
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// Get or create inspector instance for current view.
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if ( !inspector )
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{
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inspector = new ArticleInspector( cfg );
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inspector->setPage( page() );
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connect( this, SIGNAL( destroyed() ), inspector, SLOT( beforeClosed() ) );
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}
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if ( showInspectorDirectly )
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{
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showInspectorDirectly = false;
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// Bring up the inspector window and set focus
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inspector->show();
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inspector->activateWindow();
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inspector->raise();
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return;
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}
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}
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QWebView::triggerPageAction( action, checked );
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}
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bool ArticleWebView::event( QEvent * event )
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{
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switch ( event->type() )
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{
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case QEvent::MouseButtonRelease:
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case QEvent::MouseButtonDblClick:
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showInspectorDirectly = true;
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break;
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case QEvent::ContextMenu:
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showInspectorDirectly = false;
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break;
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default:
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break;
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}
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return QWebView::event( event );
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}
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void ArticleWebView::mousePressEvent( QMouseEvent * event )
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{
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if ( event->buttons() & Qt::MidButton )
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midButtonPressed = true;
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QWebView::mousePressEvent( event );
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if ( selectionBySingleClick && ( event->buttons() & Qt::LeftButton ) )
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{
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findText(""); // clear the selection first, if any
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QMouseEvent ev( QEvent::MouseButtonDblClick, event->pos(), Qt::LeftButton, Qt::LeftButton, event->modifiers() );
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QApplication::sendEvent( page(), &ev );
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}
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}
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void ArticleWebView::mouseReleaseEvent( QMouseEvent * event )
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{
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bool noMidButton = !( event->buttons() & Qt::MidButton );
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QWebView::mouseReleaseEvent( event );
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if ( midButtonPressed & noMidButton )
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midButtonPressed = false;
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}
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void ArticleWebView::mouseDoubleClickEvent( QMouseEvent * event )
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{
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QWebView::mouseDoubleClickEvent( event );
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int scrollBarWidth = page()->mainFrame()->scrollBarGeometry( Qt::Vertical ).width();
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int scrollBarHeight = page()->mainFrame()->scrollBarGeometry( Qt::Horizontal ).height();
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// emit the signal only if we are not double-clicking on scrollbars
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if ( ( event->x() < width() - scrollBarWidth ) &&
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( event->y() < height() - scrollBarHeight ) )
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{
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emit doubleClicked();
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}
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}
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void ArticleWebView::focusInEvent( QFocusEvent * event )
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{
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QWebView::focusInEvent( event );
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switch( event->reason() )
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{
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case Qt::MouseFocusReason:
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case Qt::TabFocusReason:
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case Qt::BacktabFocusReason:
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page()->mainFrame()->evaluateJavaScript("top.focus();");
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break;
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default:
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break;
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}
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}
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void ArticleWebView::wheelEvent( QWheelEvent *ev )
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{
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if ( ev->modifiers().testFlag( Qt::ControlModifier ) )
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{
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ev->ignore();
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}
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else
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{
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QWebView::wheelEvent( ev );
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}
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}
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