Added abandoned KDE3 version of kchmviewer

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kchmviewer@1090662 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 344 insertions, 0 deletions

diff --git a/src/kchmviewwindowmgr.cpp b/src/kchmviewwindowmgr.cpp
new file mode 100644
index 0000000..dd6a984
--- /dev/null
+++ b/src/kchmviewwindowmgr.cpp
@@ -0,0 +1,344 @@
+/***************************************************************************
+ *   Copyright (C) 2004-2007 by Georgy Yunaev, gyunaev@ulduzsoft.com       *
+ *   Please do not use email address above for bug reports; see            *
+ *   the README file                                                       *
+ *                                                                         *
+ *   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 of the License, 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.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
+ ***************************************************************************/
+
+#include <qaccel.h>
+
+#include "kchmconfig.h"
+#include "kchmmainwindow.h"
+#include "kchmviewwindow.h"
+#include "kchmviewwindowmgr.h"
+#include "iconstorage.h"
+
+#include "kchmviewwindow_qtextbrowser.h"
+
+#if defined (USE_KDE)
+	#include "kde/kchmviewwindow_khtmlpart.h"
+#endif
+
+
+KCHMViewWindowMgr::KCHMViewWindowMgr( QWidget *parent )
+	: QTabWidget( parent ) //QTabWidget
+{
+	m_MenuWindow = 0;
+	
+	// on current tab changed
+	connect( this, SIGNAL( currentChanged(QWidget *) ), this, SLOT( onTabChanged(QWidget *) ) );
+	
+	// Create an iconset for the button
+	QIconSet iset( *gIconStorage.getCloseWindowIcon() );
+	
+	// Create a pushbutton
+	m_closeButton = new QPushButton( iset, QString::null, this );
+	m_closeButton->setFlat( true );
+	m_closeButton->setEnabled( false );
+	connect( m_closeButton, SIGNAL( clicked() ), this, SLOT( closeCurrentWindow() ) );
+	
+	setCornerWidget( m_closeButton, TopRight);
+}
+
+KCHMViewWindowMgr::~KCHMViewWindowMgr( )
+{
+}
+	
+void KCHMViewWindowMgr::createMenu( KCHMMainWindow * parent )
+{
+	// Create the approptiate menu entries in 'View' main menu
+	m_MenuWindow = new KQPopupMenu( parent );
+	parent->menuBar()->insertItem( i18n( "&Window"), m_MenuWindow );
+
+	m_menuIdClose = m_MenuWindow->insertItem( i18n( "&Close"), this, SLOT( closeCurrentWindow()), CTRL+Key_W );
+	m_MenuWindow->insertSeparator();
+
+	//connect( m_MenuWindow, SIGNAL( activated(int) ), this, SLOT ( onCloseWindow(int) ));
+	connect( m_MenuWindow, SIGNAL( activated(int) ), this, SLOT ( onActiveWindow(int) ));
+}
+
+void KCHMViewWindowMgr::invalidate()
+{
+	deleteAllWindows();
+	addNewTab( true );
+}
+
+
+KCHMViewWindow * KCHMViewWindowMgr::current()
+{
+	QWidget * w = currentPage();
+	WindowsIterator it;
+			
+	if ( !w || (it = m_Windows.find( w )) == m_Windows.end() )
+		qFatal( "KCHMViewWindowMgr::current called without any windows!" );
+	
+	return it.data().window;
+}
+
+KCHMViewWindow * KCHMViewWindowMgr::addNewTab( bool set_active )
+{
+	KCHMViewWindow * viewvnd;
+	
+#if defined (USE_KDE)
+	if ( !appConfig.m_kdeUseQTextBrowser )
+		viewvnd = new KCHMViewWindow_KHTMLPart( this );
+	else
+#endif
+		viewvnd = new KCHMViewWindow_QTextBrowser( this );
+
+	QWidget * widget = viewvnd->getQWidget();
+	m_Windows[widget].window = viewvnd;
+	m_Windows[widget].menuitem = 0;
+	m_Windows[widget].widget = widget;
+	
+	addTab( widget, "" );
+
+	Q_ASSERT( m_Windows.size() == (unsigned int) count() );
+		
+	// Set active if it is the first tab
+	if ( set_active || m_Windows.size() == 1 )
+		showPage( widget );
+	
+	// Handle clicking on link in browser window
+	connect( viewvnd->getQObject(), SIGNAL( signalLinkClicked (const QString &, bool &) ), ::mainWindow, SLOT( slotLinkClicked(const QString &, bool &) ) );
+	
+	return viewvnd;
+}
+
+void KCHMViewWindowMgr::deleteAllWindows( )
+{
+	// No it++ - we removing the window by every closeWindow call
+	while ( m_Windows.begin() != m_Windows.end() )
+		closeWindow( m_Windows.begin().data() );
+}
+
+void KCHMViewWindowMgr::setTabName( KCHMViewWindow * window )
+{
+	WindowsIterator it = m_Windows.find( window->getQWidget() );
+			
+	if ( it == m_Windows.end() )
+		qFatal( "KCHMViewWindowMgr::setTabName called with unknown window!" );
+	
+	QString title = window->getTitle();
+	
+	// Trim too long string
+	if ( title.length() > 25 )
+		title = title.left( 22 ) + "...";
+
+	setTabLabel( window->getQWidget(), title );
+	
+	if ( it.data().menuitem == 0 )
+	{
+		// find the empty menuid
+		int menuid;
+		
+		if ( !m_idSlot.empty() )
+		{
+			menuid = *m_idSlot.begin();
+			m_idSlot.erase( m_idSlot.begin() );
+		}
+		else
+			menuid = m_Windows.size();
+
+		QString menutitle = "&" + QString::number(menuid) + " " + title;
+		it.data().menuitem = menuid;
+		m_MenuWindow->insertItem(menutitle, menuid);
+		updateTabAccel();
+	}
+	else
+	{
+		QString menutitle = "&" + QString::number(it.data().menuitem) + " " + title;
+		m_MenuWindow->changeItem( it.data().menuitem, menutitle );
+	}
+	
+	updateCloseButtons();
+}
+
+void KCHMViewWindowMgr::closeCurrentWindow( )
+{
+	// Do not allow to close the last window
+	if ( m_Windows.size() == 1 )
+		return;
+			
+	QWidget * w = currentPage();
+	WindowsIterator it;
+			
+	if ( !w || (it = m_Windows.find( w )) == m_Windows.end() )
+		qFatal( "KCHMViewWindowMgr::closeCurrentWindow called without any windows!" );
+	
+	closeWindow( it.data() );
+}
+
+void KCHMViewWindowMgr::closeWindow( const tab_window_t & tab )
+{
+	WindowsIterator it = m_Windows.find( tab.widget );
+			
+	if ( it == m_Windows.end() )
+		qFatal( "KCHMViewWindowMgr::closeWindow called with unknown widget!" );
+
+	if ( tab.menuitem != 0 )
+	{
+		m_MenuWindow->removeItem( tab.menuitem );
+		m_idSlot.push_back( tab.menuitem );
+	}
+	
+	removePage( tab.widget );
+	delete tab.window;
+	
+	m_Windows.remove( it );
+	updateCloseButtons();
+	updateTabAccel();
+}
+
+void KCHMViewWindowMgr::onCloseWindow( int id )
+{
+	for ( WindowsIterator it = m_Windows.begin(); it != m_Windows.end(); it++ )
+	{
+		if ( it.data().menuitem != id )
+			continue;
+		
+		closeWindow( it.data() );
+		break;
+	}
+}
+
+
+void KCHMViewWindowMgr::onActiveWindow(int id)
+{
+	for (WindowsIterator it = m_Windows.begin(); it != m_Windows.end(); ++it)
+	{
+		if ( it.data().menuitem != id )
+			continue;
+		
+		QWidget *widget = it.data().widget;
+		showPage(widget);
+		break;
+	}
+}
+
+
+void KCHMViewWindowMgr::restoreSettings( const KCHMSettings::viewindow_saved_settings_t & settings )
+{
+	// Destroy pre-created tab
+	closeWindow( m_Windows.begin().data() );
+	
+	for ( unsigned int i = 0; i < settings.size(); i++ )
+	{
+		KCHMViewWindow * window = addNewTab( false );
+		window->openUrl( settings[i].url ); // will call setTabName()
+		window->setScrollbarPosition( settings[i].scroll_y );
+		window->setZoomFactor( settings[i].zoom );
+	}
+}
+
+
+void KCHMViewWindowMgr::saveSettings( KCHMSettings::viewindow_saved_settings_t & settings )
+{
+	settings.clear();
+	
+	for ( int i = 0; i < count(); i++ )
+	{
+		QWidget * p = page( i );
+		WindowsIterator it = m_Windows.find( p );
+			
+		if ( it == m_Windows.end() )
+			qFatal( "KCHMViewWindowMgr::saveSettings: could not find widget!" );
+
+		settings.push_back( 
+				KCHMSettings::SavedViewWindow( 
+						it.data().window->getOpenedPage(), 
+						it.data().window->getScrollbarPosition(), 
+						it.data().window->getZoomFactor()) );
+	}
+}
+
+void KCHMViewWindowMgr::updateCloseButtons( )
+{
+	m_MenuWindow->setItemEnabled( m_menuIdClose, m_Windows.size() > 1 );
+	m_closeButton->setEnabled( m_Windows.size() > 1 );
+}
+
+void KCHMViewWindowMgr::onTabChanged( QWidget * newtab )
+{
+	WindowsIterator it = m_Windows.find( newtab );
+			
+	if ( it == m_Windows.end() )
+		qFatal( "KCHMViewWindowMgr::onTabChanged called with unknown widget!" );
+
+	it.data().window->updateNavigationToolbar();
+	mainWindow->slotBrowserChanged( it.data().window );
+}
+
+
+void KCHMViewWindowMgr::updateTabAccel()
+{
+	WindowsIterator it;
+    for ( it = m_Windows.begin(); it != m_Windows.end(); ++it )
+	{
+		int menuid = it.data().menuitem;
+		int index = indexOf(it.data().widget);
+		
+		if ( index <= 9 )
+		{
+			if ( index < 9 )
+				index++;
+			else
+				index = 0;
+			
+			m_MenuWindow->setAccel(ALT + key(index), menuid);
+		}
+	}
+}
+
+QKeySequence KCHMViewWindowMgr::key(int i)
+{
+	switch (i)
+	{
+		case 0:
+			return Key_0;
+			
+		case 1:
+			return Key_1;
+			
+		case 2:
+			return Key_2;
+			
+		case 3:
+			return Key_3;
+			
+		case 4:
+			return Key_4;
+			
+		case 5:
+			return Key_5;
+			
+		case 6:
+			return Key_6;
+			
+		case 7:
+			return Key_7;
+			
+		case 8:
+			return Key_8;
+			
+		default:
+			return Key_9;
+	}
+}
+
+
+#include "kchmviewwindowmgr.moc"