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, 438 insertions, 0 deletions

diff --git a/src/kchmsearchtoolbar.cpp b/src/kchmsearchtoolbar.cpp
new file mode 100644
index 0000000..617cf7b
--- /dev/null
+++ b/src/kchmsearchtoolbar.cpp
@@ -0,0 +1,438 @@
+/***************************************************************************
+ *   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 <qtoolbutton.h>
+#include <qcombobox.h>
+#include <qlineedit.h>
+#include <qtextedit.h>
+#include <qaccel.h>
+#include <qpopupmenu.h>
+#include <qmenubar.h>
+ 
+#include "libchmfile.h"
+#include "libchmfileimpl.h"
+
+#include "kchmmainwindow.h"
+#include "kchmviewwindow.h"
+#include "kchmconfig.h"
+#include "kchmsearchtoolbar.h"
+#include "kqrunprocess.h"
+#include "kchmtreeviewitem.h"
+#include "kchmcontentswindow.h"
+#include "iconstorage.h"
+
+#include "kchmsearchtoolbar.moc"
+
+static KQPopupMenu *menu_langlist, *menu_enclist;
+
+KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * parent )
+	: QToolBar (parent)
+{
+	// Toolbar label
+	setLabel( i18n( "Find in page") );
+
+	// Load the pixmaps
+    QPixmap iconPrev (*gIconStorage.getToolbarPixmap(KCHMIconStorage::findprev));
+    QPixmap iconNext (*gIconStorage.getToolbarPixmap(KCHMIconStorage::findnext));
+    QPixmap iconFontInc (*gIconStorage.getToolbarPixmap(KCHMIconStorage::view_increase));
+    QPixmap iconFontDec (*gIconStorage.getToolbarPixmap(KCHMIconStorage::view_decrease));
+    QPixmap iconViewSource (*gIconStorage.getToolbarPixmap(KCHMIconStorage::viewsource));
+    QPixmap iconAddBookmark (*gIconStorage.getToolbarPixmap(KCHMIconStorage::bookmark_add));
+	QPixmap iconNextPage (*gIconStorage.getToolbarPixmap(KCHMIconStorage::next_page));
+	QPixmap iconPrevPage (*gIconStorage.getToolbarPixmap(KCHMIconStorage::prev_page));
+	QPixmap iconLocateInContent (*gIconStorage.getToolbarPixmap(KCHMIconStorage::locate_in_content));
+
+	// Create the combobox to enter the find text
+	m_findBox = new QComboBox (TRUE, this);
+	m_findBox->setMinimumWidth (200);
+	connect( m_findBox->lineEdit(), SIGNAL( returnPressed() ), this, SLOT( onReturnPressed() ) );
+	QWhatsThis::add( m_findBox, i18n( "Enter here the text to search in the current page.") );	
+	
+	QAccel *acc = new QAccel( this );
+	acc->connectItem( acc->insertItem(Key_F+CTRL), this, SLOT( onAccelFocusSearchField() ) );
+	
+	// Button 'prevous search result'
+	m_buttonPrev = new QToolButton (iconPrev,
+				i18n( "Previous search result"),
+				QString::null,
+				this,
+				SLOT(onBtnPrevSearchResult()),
+				this);
+	QWhatsThis::add( m_buttonPrev, i18n( "Click this button to find previous search result.") );
+
+	// Button 'next search result'
+	m_buttonNext = new QToolButton (iconNext,
+				i18n( "Next search result"),
+				QString::null,
+				this,
+				SLOT(onBtnNextSearchResult()),
+				this);
+	QWhatsThis::add( m_buttonNext, i18n( "Click this button to find next search result.") );
+
+	// Button 'locate in content'
+	m_buttonLocateInContent = new QToolButton( iconLocateInContent,
+				i18n( "Locate this topic in content window"),
+				QString::null,
+				this,
+				SLOT( onBtnLocateInContentWindow() ),
+				this );
+	QWhatsThis::add( m_buttonLocateInContent, i18n( "Click this button to find current topic in the content window, and open it.") );
+	
+	// Button 'increase font size'
+	m_buttonFontInc = new QToolButton (iconFontInc,
+				i18n( "Increase font size"),
+				QString::null,
+				this,
+				SLOT(onBtnFontInc()),
+				this);
+	QWhatsThis::add( m_buttonFontInc, i18n( "Click this button to increase the font size.") );
+
+	// Button 'decrease font size'
+	m_buttonFontDec = new QToolButton (iconFontDec,
+				i18n( "Decrease font size"),
+				QString::null,
+				this,
+				SLOT(onBtnFontDec()),
+				this);
+	QWhatsThis::add( m_buttonFontDec, i18n( "Click this button to decrease the font size.") );
+	
+	// Button 'view HTML source'
+	m_buttonViewSource = new QToolButton (iconViewSource,
+				i18n( "View HTML source"),
+				QString::null,
+				this,
+				SLOT(onBtnViewSource()),
+				this);
+	QWhatsThis::add( m_buttonViewSource, i18n( "Click this button to open a separate window with the page HTML source.") );
+	
+	// Button 'add a bookmark'
+	m_buttonAddBookmark = new QToolButton (iconAddBookmark,
+				i18n( "Add to bookmarks"),
+				QString::null,
+				this,
+				SLOT(onBtnAddBookmark()),
+				this);
+	QWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to add the current page to the bookmarks list.") );
+	
+	m_buttonPrevPageInTOC = new QToolButton( iconPrevPage,
+				i18n( "Prev page in TOC"),
+				QString::null,
+				this,
+				SLOT(onBtnPrevPageInToc()),
+				this);
+	QWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to go to previous page in Table Of Content.") );
+	
+	m_buttonNextPageInTOC = new QToolButton (iconNextPage,
+				i18n( "Next page in TOC"),
+				QString::null,
+				this,
+				SLOT(onBtnNextPageInToc()),
+				this);
+	QWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to go to next page in Table of Content.") );
+	
+	// Create the approptiate menu entries in 'View' main menu
+	m_MenuView = new KQPopupMenu( parent );
+	parent->menuBar()->insertItem( i18n( "&View"), m_MenuView );
+
+	m_MenuView->insertItem( i18n( "&Increase font"), this, SLOT(onBtnFontInc()), CTRL+Key_Plus );
+	m_MenuView->insertItem( i18n( "&Decrease font"), this, SLOT(onBtnFontDec()), CTRL+Key_Minus );
+	m_MenuView->insertItem( i18n( "&View HTML source"), this, SLOT(onBtnViewSource()), CTRL+Key_U );
+	
+    m_MenuView->insertSeparator();
+	m_MenuView->insertItem( i18n( "&Bookmark this page"), this, SLOT(onBtnAddBookmark()), CTRL+Key_T  );
+    m_MenuView->insertSeparator();
+	
+	m_menuShowFullscreenMenuID = m_MenuView->insertItem( i18n( "&Full screen"), this,
+			 SLOT(onBtnFullScreen()), Key_F11  );
+	m_menuShowContentWindowMenuID = m_MenuView->insertItem( i18n( "&Show contents window"), this,
+			 SLOT(onBtnToggleContentWindow()), Key_F9 );
+	m_MenuView->insertItem( i18n( "&Locate in contents window"), this,
+			 SLOT(onBtnLocateInContentWindow()), CTRL+Key_L  );
+	
+	m_MenuView->setItemChecked( m_menuShowFullscreenMenuID, false ); 
+	m_MenuView->setItemChecked( m_menuShowContentWindowMenuID, true ); 
+	m_MenuView->insertSeparator();
+		
+	// Create the language selection menu.
+    menu_langlist = new KQPopupMenu( parent );
+	KQPopupMenu * menu_sublang = 0;
+
+	// Because the encoding menu is very large, it is not reasonable to have a slot for every item.
+	// It is simplier just to use a single slot for any menu item of this submenu.
+	connect (menu_langlist, SIGNAL( activated(int) ), this, SLOT ( onMenuActivated(int) ));
+	
+	// Add the language entries
+	const LCHMTextEncoding * enctable = LCHMFileImpl::getTextEncodingTable();
+	int idx;
+			
+	for ( idx = 0; (enctable + idx)->language; idx++ )
+	{
+		// See the next item; does is have the same charset as current?
+		const LCHMTextEncoding * item = enctable + idx;
+		const LCHMTextEncoding * nextitem = enctable + idx + 1;
+		
+		if ( nextitem->language
+		&& !strcmp( item->language, nextitem->language) )
+		{
+			// If charset is the same as next one, create a new popup menu.
+			// If the menu is already created, add to it
+			if ( !menu_sublang )
+			{
+				menu_sublang = new KQPopupMenu( menu_langlist );
+				connect (menu_sublang, SIGNAL( activated(int) ), this, SLOT ( onMenuActivated(int) ));
+			}
+				
+			menu_sublang->insertItem( item->sublanguage, idx );
+			continue;
+		}
+		
+		// If the next charset differs from this one,
+		// add a submenu if menu_sublang is already created.
+		// otherwise, just add an item
+		if ( menu_sublang )
+		{
+			menu_sublang->insertItem( item->sublanguage, idx );
+			menu_langlist->insertItem( item->language, menu_sublang );
+			menu_sublang = 0;
+		}
+		else
+			menu_langlist->insertItem( item->language, idx );
+	}
+
+	m_MenuView->insertItem( i18n( "&Set language"), menu_langlist );
+	m_checkedEncodingInMenu = -1;
+	m_checkedLanguageInMenu = -1;
+
+	// Special menu for very smart people just to select codepage
+	QMap<QString,bool> addedCharsets;
+	menu_enclist = new KQPopupMenu( parent );
+
+	connect (menu_enclist, SIGNAL( activated(int) ), this, SLOT ( onMenuActivated(int) ));
+	
+	// Add the codepage entries
+	for ( idx = 0; (enctable + idx)->language; idx++ )
+	{
+		const LCHMTextEncoding * item = enctable + idx;
+		
+		// This menu is only for charsets, so we won't add duplicate charset twice
+		if ( addedCharsets.find( item->qtcodec ) != addedCharsets.end() )
+			continue;
+		
+		addedCharsets[ item->qtcodec ] = true;
+		menu_enclist->insertItem( item->qtcodec, idx );
+	}
+
+	m_MenuView->insertItem( i18n( "&Set codepage"), menu_enclist );
+	
+	QWhatsThis::whatsThisButton( this );
+}
+
+void KCHMSearchAndViewToolbar::setEnabled( bool enable )
+{
+	m_findBox->setEnabled (enable);
+	m_buttonPrev->setEnabled (enable);
+	m_buttonNext->setEnabled (enable);
+	m_buttonFontInc->setEnabled (enable);
+	m_buttonFontDec->setEnabled (enable);
+	m_buttonViewSource->setEnabled (enable);
+	m_buttonAddBookmark->setEnabled (enable);
+
+	bool enable_toc_nav_buttons = ::mainWindow->contentsWindow() && enable;
+	m_buttonNextPageInTOC->setEnabled( enable_toc_nav_buttons );
+	m_buttonPrevPageInTOC->setEnabled( enable_toc_nav_buttons );
+}
+
+void KCHMSearchAndViewToolbar::onReturnPressed( )
+{
+	search( true );
+}
+
+void KCHMSearchAndViewToolbar::onBtnPrevSearchResult( )
+{
+	search( false );
+}
+
+void KCHMSearchAndViewToolbar::onBtnNextSearchResult( )
+{
+	search( true );
+}
+
+void KCHMSearchAndViewToolbar::search( bool search_forward )
+{
+	QString searchexpr = m_findBox->lineEdit()->text();
+
+	if ( searchexpr.isEmpty() )
+		return;
+
+	::mainWindow->currentBrowser()->searchWord( searchexpr, search_forward, false );
+}
+
+void KCHMSearchAndViewToolbar::onBtnFontInc( )
+{
+	::mainWindow->currentBrowser()->addZoomFactor(1);
+}
+
+void KCHMSearchAndViewToolbar::onBtnFontDec( )
+{
+	::mainWindow->currentBrowser()->addZoomFactor(-1);
+}
+
+void KCHMSearchAndViewToolbar::onBtnViewSource( )
+{
+	QString text;
+
+	if ( !::mainWindow->chmFile()->getFileContentAsString( &text, ::mainWindow->currentBrowser()->getOpenedPage() ) )
+		return;
+
+	if ( appConfig.m_advUseInternalEditor )
+	{
+		QTextEdit * editor = new QTextEdit ( 0 );
+		editor->setTextFormat ( Qt::PlainText );
+		editor->setText (text);
+		editor->setCaption ( QString(APP_NAME) + " - view HTML source of " + ::mainWindow->currentBrowser()->getOpenedPage() );
+		editor->resize (800, 600);
+		editor->show();
+	}
+	else
+	{
+		QFile file;
+		m_tempFileKeeper.generateTempFile( file );
+		
+		file.writeBlock( text.utf8() );
+		run_process( appConfig.m_advExternalEditorPath, file.name() );
+	}
+}
+
+void KCHMSearchAndViewToolbar::onBtnAddBookmark( )
+{
+	emit ::mainWindow->slotAddBookmark();
+}
+
+void KCHMSearchAndViewToolbar::onMenuActivated( int id )
+{
+	const LCHMTextEncoding * enc = LCHMFileImpl::getTextEncodingTable() + id;
+	::mainWindow->setTextEncoding( enc );
+}
+
+void KCHMSearchAndViewToolbar::setChosenEncodingInMenu( const LCHMTextEncoding * enc)
+{
+	if ( m_checkedEncodingInMenu != -1 )
+		menu_enclist->setItemChecked( m_checkedEncodingInMenu, false );
+	
+	if ( m_checkedLanguageInMenu != -1 )
+		menu_langlist->setItemChecked( m_checkedLanguageInMenu, false );
+	
+	int idx = LCHMFileImpl::getEncodingIndex( enc );
+	if ( idx == -1 )
+		return;
+	
+	menu_langlist->setItemChecked( idx,  true );
+	m_checkedLanguageInMenu = idx;
+	
+	// For encoding, we need to set up charset!
+	const LCHMTextEncoding * enctable = LCHMFileImpl::getTextEncodingTable();
+	for ( idx = 0; (enctable + idx)->language; idx++ )
+	{
+		// See the next item; does is have the same charset as current?
+		const LCHMTextEncoding * item = enctable + idx;
+	
+		// This menu is only for charsets, so we won't add duplicate charset twice
+		if ( !strcmp( item->qtcodec, enc->qtcodec ) )
+		{
+			menu_enclist->setItemChecked ( idx, true);
+			m_checkedEncodingInMenu = idx;
+			break;
+		}
+	}
+}
+
+void KCHMSearchAndViewToolbar::onBtnNextPageInToc()
+{
+	KCHMContentsWindow * cwnd = ::mainWindow->contentsWindow();
+	
+	if ( !cwnd )
+		return;
+	
+	// Try to find current list item
+	KCHMIndTocItem * current = cwnd->getTreeItem( ::mainWindow->currentBrowser()->getOpenedPage() );
+
+	if ( !current )
+		return;
+	
+	QListViewItemIterator lit( current );
+	lit++;
+	
+	if ( lit.current() )
+	::mainWindow->openPage( ((KCHMIndTocItem *) lit.current() )->getUrl(), OPF_CONTENT_TREE | OPF_ADD2HISTORY );
+}
+
+void KCHMSearchAndViewToolbar::onBtnPrevPageInToc()
+{
+	KCHMContentsWindow * cwnd = ::mainWindow->contentsWindow();
+	
+	if ( !cwnd )
+		return;
+	
+	// Try to find current list item
+	KCHMIndTocItem * current = cwnd->getTreeItem( ::mainWindow->currentBrowser()->getOpenedPage() );
+	
+	if ( !current )
+		return;
+	
+	QListViewItemIterator lit( current );
+	lit--;
+	
+	if ( lit.current() )
+	::mainWindow->openPage( ((KCHMIndTocItem *) lit.current() )->getUrl(), OPF_CONTENT_TREE | OPF_ADD2HISTORY );
+}
+
+void KCHMSearchAndViewToolbar::onAccelFocusSearchField( )
+{
+	m_findBox->setFocus();
+}
+
+void KCHMSearchAndViewToolbar::onBtnToggleContentWindow( )
+{
+	showContentsWindow( !m_MenuView->isItemChecked( m_menuShowContentWindowMenuID ) );
+}
+
+void KCHMSearchAndViewToolbar::onBtnFullScreen( )
+{
+	setFullScreen( !m_MenuView->isItemChecked( m_menuShowFullscreenMenuID ) );
+}
+
+void KCHMSearchAndViewToolbar::setFullScreen( bool enable )
+{
+	::mainWindow->slotEnableFullScreenMode( enable );
+	m_MenuView->setItemChecked( m_menuShowFullscreenMenuID, enable ); 
+}
+
+void KCHMSearchAndViewToolbar::showContentsWindow( bool enable )
+{
+	::mainWindow->slotShowContentsWindow( enable );
+	m_MenuView->setItemChecked( m_menuShowContentWindowMenuID, enable ); 
+}
+
+void KCHMSearchAndViewToolbar::onBtnLocateInContentWindow( )
+{
+	::mainWindow->slotLocateInContentWindow( );
+}
+