diff options
Diffstat (limited to 'kdeui/ktabwidget.cpp')
| -rw-r--r-- | kdeui/ktabwidget.cpp | 526 |
1 files changed, 0 insertions, 526 deletions
diff --git a/kdeui/ktabwidget.cpp b/kdeui/ktabwidget.cpp deleted file mode 100644 index 3825d5aa5..000000000 --- a/kdeui/ktabwidget.cpp +++ /dev/null @@ -1,526 +0,0 @@ -/* This file is part of the KDE libraries - Copyright (C) 2003 Stephan Binner <binner@kde.org> - Copyright (C) 2003 Zack Rusin <zack@kde.org> - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public License - along with this library; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - -#include <tqapplication.h> -#include <tqstyle.h> -#include <tqstylesheet.h> - -#include <kconfig.h> -#include <kiconloader.h> -#include <kstringhandler.h> - -#include "ktabwidget.h" -#include "ktabbar.h" - -class KTabWidgetPrivate { -public: - bool m_automaticResizeTabs; - int m_maxLength; - int m_minLength; - unsigned int m_CurrentMaxLength; - - //holds the full names of the tab, otherwise all we - //know about is the shortened name - TQStringList m_tabNames; - - KTabWidgetPrivate() { - m_automaticResizeTabs = false; - KConfigGroupSaver groupsaver(KGlobal::config(), "General"); - m_maxLength = KGlobal::config()->readNumEntry("MaximumTabLength", 30); - m_minLength = KGlobal::config()->readNumEntry("MinimumTabLength", 3); - m_CurrentMaxLength = m_minLength; - } -}; - -KTabWidget::KTabWidget( TQWidget *parent, const char *name, WFlags f ) - : TQTabWidget( parent, name, f ) -{ - d = new KTabWidgetPrivate; - setTabBar( new KTabBar(this, "tabbar") ); - setAcceptDrops( true ); - - setHoverCloseButtonDelayed(false); - - connect(tabBar(), TQT_SIGNAL(contextMenu( int, const TQPoint & )), TQT_SLOT(contextMenu( int, const TQPoint & ))); - connect(tabBar(), TQT_SIGNAL(mouseDoubleClick( int )), TQT_SLOT(mouseDoubleClick( int ))); - connect(tabBar(), TQT_SIGNAL(mouseMiddleClick( int )), TQT_SLOT(mouseMiddleClick( int ))); - connect(tabBar(), TQT_SIGNAL(initiateDrag( int )), TQT_SLOT(initiateDrag( int ))); - connect(tabBar(), TQT_SIGNAL(testCanDecode(const TQDragMoveEvent *, bool & )), TQT_SIGNAL(testCanDecode(const TQDragMoveEvent *, bool & ))); - connect(tabBar(), TQT_SIGNAL(receivedDropEvent( int, TQDropEvent * )), TQT_SLOT(receivedDropEvent( int, TQDropEvent * ))); - connect(tabBar(), TQT_SIGNAL(moveTab( int, int )), TQT_SLOT(moveTab( int, int ))); - connect(tabBar(), TQT_SIGNAL(closeRequest( int )), TQT_SLOT(closeRequest( int ))); -#ifndef QT_NO_WHEELEVENT - connect(tabBar(), TQT_SIGNAL(wheelDelta( int )), TQT_SLOT(wheelDelta( int ))); -#endif -} - -KTabWidget::~KTabWidget() -{ - delete d; -} - -void KTabWidget::insertTab( TQWidget *child, const TQString &label, int index ) -{ - TQTabWidget::insertTab( child, label, index ); -} - -void KTabWidget::insertTab( TQWidget *child, const TQIconSet& iconset, const TQString &label, int index ) -{ - TQTabWidget::insertTab( child, iconset, label, index ); -} - -void KTabWidget::insertTab( TQWidget *child, TQTab *tab, int index ) -{ - TQTabWidget::insertTab( child, tab, index); - if ( d->m_automaticResizeTabs ) { - if ( index < 0 || index >= count() ) { - d->m_tabNames.append( tab->text() ); - resizeTabs( d->m_tabNames.count()-1 ); - } - else { - d->m_tabNames.insert( d->m_tabNames.tqat( index ), tab->text() ); - resizeTabs( index ); - } - } -} - -void KTabWidget::setTabBarHidden( bool hide ) -{ - TQWidget *rightcorner = this->cornerWidget( TopRight ); - TQWidget *leftcorner = this->cornerWidget( TopLeft ); - - if ( hide ) { - if ( leftcorner ) leftcorner->hide(); - if ( rightcorner ) rightcorner->hide(); - tabBar()->hide(); - } else { - tabBar()->show(); - if ( leftcorner ) leftcorner->show(); - if ( rightcorner ) rightcorner->show(); - } -} - -bool KTabWidget::isTabBarHidden() const -{ - return !( tabBar()->isVisible() ); -} - -void KTabWidget::setTabColor( TQWidget *w, const TQColor& color ) -{ - TQTab *t = tabBar()->tabAt( indexOf( w ) ); - if (t) { - static_cast<KTabBar*>(tabBar())->setTabColor( t->identifier(), color ); - } -} - -TQColor KTabWidget::tabColor( TQWidget *w ) const -{ - TQTab *t = tabBar()->tabAt( indexOf( w ) ); - if (t) { - return static_cast<KTabBar*>(tabBar())->tabColor( t->identifier() ); - } else { - return TQColor(); - } -} - -void KTabWidget::setTabReorderingEnabled( bool on) -{ - static_cast<KTabBar*>(tabBar())->setTabReorderingEnabled( on ); -} - -bool KTabWidget::isTabReorderingEnabled() const -{ - return static_cast<KTabBar*>(tabBar())->isTabReorderingEnabled(); -} - -void KTabWidget::setTabCloseActivatePrevious( bool previous) -{ - static_cast<KTabBar*>(tabBar())->setTabCloseActivatePrevious( previous ); -} - -bool KTabWidget::tabCloseActivatePrevious() const -{ - return static_cast<KTabBar*>(tabBar())->tabCloseActivatePrevious(); -} - -unsigned int KTabWidget::tabBarWidthForMaxChars( uint maxLength ) -{ - int hframe, overlap; - hframe = tabBar()->tqstyle().tqpixelMetric( TQStyle::PM_TabBarTabHSpace, tabBar() ); - overlap = tabBar()->tqstyle().tqpixelMetric( TQStyle::PM_TabBarTabOverlap, tabBar() ); - - TQFontMetrics fm = tabBar()->fontMetrics(); - int x = 0; - for( int i=0; i < count(); ++i ) { - TQString newTitle = d->m_tabNames[ i ]; - newTitle = KStringHandler::rsqueeze( newTitle, maxLength ).leftJustify( d->m_minLength, ' ' ); - - TQTab* tab = tabBar()->tabAt( i ); - int lw = fm.width( newTitle ); - int iw = 0; - if ( tab->iconSet() ) - iw = tab->iconSet()->pixmap( TQIconSet::Small, TQIconSet::Normal ).width() + 4; - x += ( tabBar()->tqstyle().tqsizeFromContents( TQStyle::CT_TabBarTab, this, - TQSize( QMAX( lw + hframe + iw, TQApplication::globalStrut().width() ), 0 ), - TQStyleOption( tab ) ) ).width(); - } - return x; -} - -void KTabWidget::changeTab( TQWidget *w, const TQString &label ) -{ - TQTabWidget::changeTab( w, label ); - if ( d->m_automaticResizeTabs ) { - int index = indexOf( w ); - if ( index != -1 ) { - d->m_tabNames[ index ] = label; - resizeTabs( index ); - } - } -} - -void KTabWidget::changeTab( TQWidget *w, const TQIconSet &iconset, const TQString &label ) -{ - TQTabWidget::changeTab( w, iconset, label ); - if ( d->m_automaticResizeTabs ) { - int index = indexOf( w ); - if ( index != -1 ) { - d->m_tabNames[ index ] = label; - resizeTabs( index ); - } - } -} - -TQString KTabWidget::label( int index ) const -{ - if ( d->m_automaticResizeTabs ) { - if ( index >= 0 && index < count() ) - return d->m_tabNames[ index ]; - else - return TQString::null; - } - else - return TQTabWidget::label( index ); -} - -TQString KTabWidget::tabLabel( TQWidget * w ) const -{ - if ( d->m_automaticResizeTabs ) { - int index = indexOf( w ); - if ( index == -1 ) - return TQString::null; - else - return d->m_tabNames[ index ]; - } - else - return TQTabWidget::tabLabel( w ); -} - -void KTabWidget::setTabLabel( TQWidget *w, const TQString &l ) -{ - TQTabWidget::setTabLabel( w, l ); - if ( d->m_automaticResizeTabs ) { - int index = indexOf( w ); - if ( index != -1 ) { - d->m_tabNames[ index ] = l; - resizeTabs( index ); - } - } -} - -void KTabWidget::resizeTabs( int changeTabIndex ) -{ - uint newMaxLength; - if ( d->m_automaticResizeTabs ) { - // Calculate new max length - newMaxLength=d->m_maxLength; - uint lcw=0, rcw=0; - - int tabBarHeight = tabBar()->tqsizeHint().height(); - if ( cornerWidget( TopLeft ) && cornerWidget( TopLeft )->isVisible() ) - lcw = QMAX( cornerWidget( TopLeft )->width(), tabBarHeight ); - if ( cornerWidget( TopRight ) && cornerWidget( TopRight )->isVisible() ) - rcw = QMAX( cornerWidget( TopRight )->width(), tabBarHeight ); - - uint maxTabBarWidth = width() - lcw - rcw; - - for ( ; newMaxLength > (uint)d->m_minLength; newMaxLength-- ) { - if ( tabBarWidthForMaxChars( newMaxLength ) < maxTabBarWidth ) - break; - } - } - else - newMaxLength = 4711; - - // Update hinted or all tabs - if ( d->m_CurrentMaxLength != newMaxLength ) { - d->m_CurrentMaxLength = newMaxLength; - for( int i = 0; i < count(); ++i ) - updateTab( i ); - } - else if ( changeTabIndex != -1 ) - updateTab( changeTabIndex ); -} - -void KTabWidget::updateTab( int index ) -{ - TQString title = d->m_automaticResizeTabs ? d->m_tabNames[ index ] : TQTabWidget::label( index ); - removeTabToolTip( page( index ) ); - if ( title.length() > d->m_CurrentMaxLength ) { - if ( TQStyleSheet::mightBeRichText( title ) ) - setTabToolTip( page( index ), TQStyleSheet::escape(title) ); - else - setTabToolTip( page( index ), title ); - } - - title = KStringHandler::rsqueeze( title, d->m_CurrentMaxLength ).leftJustify( d->m_minLength, ' ' ); - title.replace( '&', "&&" ); - - if ( TQTabWidget::label( index ) != title ) - TQTabWidget::setTabLabel( page( index ), title ); -} - -void KTabWidget::dragMoveEvent( TQDragMoveEvent *e ) -{ - if ( isEmptyTabbarSpace( e->pos() ) ) { - bool accept = false; - // The tqreceivers of the testCanDecode() signal has to adjust - // 'accept' accordingly. - emit testCanDecode( e, accept); - e->accept( accept ); - return; - } - e->accept( false ); - TQTabWidget::dragMoveEvent( e ); -} - -void KTabWidget::dropEvent( TQDropEvent *e ) -{ - if ( isEmptyTabbarSpace( e->pos() ) ) { - emit ( receivedDropEvent( e ) ); - return; - } - TQTabWidget::dropEvent( e ); -} - -#ifndef QT_NO_WHEELEVENT -void KTabWidget::wheelEvent( TQWheelEvent *e ) -{ - if ( e->orientation() == Qt::Horizontal ) - return; - - if ( isEmptyTabbarSpace( e->pos() ) ) - wheelDelta( e->delta() ); - else - e->ignore(); -} - -void KTabWidget::wheelDelta( int delta ) -{ - if ( count() < 2 ) - return; - - int page = currentPageIndex(); - if ( delta < 0 ) - page = (page + 1) % count(); - else { - page--; - if ( page < 0 ) - page = count() - 1; - } - setCurrentPage( page ); -} -#endif - -void KTabWidget::mouseDoubleClickEvent( TQMouseEvent *e ) -{ - if( e->button() != Qt::LeftButton ) - return; - - if ( isEmptyTabbarSpace( e->pos() ) ) { - emit( mouseDoubleClick() ); - return; - } - TQTabWidget::mouseDoubleClickEvent( e ); -} - -void KTabWidget::mousePressEvent( TQMouseEvent *e ) -{ - if ( e->button() == Qt::RightButton ) { - if ( isEmptyTabbarSpace( e->pos() ) ) { - emit( contextMenu( mapToGlobal( e->pos() ) ) ); - return; - } - } else if ( e->button() == Qt::MidButton ) { - if ( isEmptyTabbarSpace( e->pos() ) ) { - emit( mouseMiddleClick() ); - return; - } - } - TQTabWidget::mousePressEvent( e ); -} - -void KTabWidget::receivedDropEvent( int index, TQDropEvent *e ) -{ - emit( receivedDropEvent( page( index ), e ) ); -} - -void KTabWidget::initiateDrag( int index ) -{ - emit( initiateDrag( page( index ) ) ); -} - -void KTabWidget::contextMenu( int index, const TQPoint &p ) -{ - emit( contextMenu( page( index ), p ) ); -} - -void KTabWidget::mouseDoubleClick( int index ) -{ - emit( mouseDoubleClick( page( index ) ) ); -} - -void KTabWidget::mouseMiddleClick( int index ) -{ - emit( mouseMiddleClick( page( index ) ) ); -} - -void KTabWidget::moveTab( int from, int to ) -{ - TQString tablabel = label( from ); - TQWidget *w = page( from ); - TQColor color = tabColor( w ); - TQIconSet tabiconset = tabIconSet( w ); - TQString tabtooltip = tabToolTip( w ); - bool current = ( w == currentPage() ); - bool enabled = isTabEnabled( w ); - blockSignals(true); - removePage( w ); - - // Work-around kmdi brain damage which calls showPage() in insertTab() - TQTab * t = new TQTab(); - t->setText(tablabel); - TQTabWidget::insertTab( w, t, to ); - if ( d->m_automaticResizeTabs ) { - if ( to < 0 || to >= count() ) - d->m_tabNames.append( TQString::null ); - else - d->m_tabNames.insert( d->m_tabNames.tqat( to ), TQString::null ); - } - - w = page( to ); - changeTab( w, tabiconset, tablabel ); - setTabToolTip( w, tabtooltip ); - setTabColor( w, color ); - if ( current ) - showPage( w ); - setTabEnabled( w, enabled ); - blockSignals(false); - - emit ( movedTab( from, to ) ); -} - -void KTabWidget::removePage( TQWidget * w ) { - if ( d->m_automaticResizeTabs ) { - int index = indexOf( w ); - if ( index != -1 ) - d->m_tabNames.remove( d->m_tabNames.tqat( index ) ); - } - TQTabWidget::removePage( w ); - if ( d->m_automaticResizeTabs ) - resizeTabs(); -} - - -bool KTabWidget::isEmptyTabbarSpace( const TQPoint &point ) const -{ - TQSize size( tabBar()->tqsizeHint() ); - if ( ( tabPosition()==Top && point.y()< size.height() ) || ( tabPosition()==Bottom && point.y()>(height()-size.height() ) ) ) { - TQWidget *rightcorner = cornerWidget( TopRight ); - if ( rightcorner ) { - if ( point.x()>=width()-rightcorner->width() ) - return false; - } - TQWidget *leftcorner = cornerWidget( TopLeft ); - if ( leftcorner ) { - if ( point.x()<=leftcorner->width() ) - return false; - } - TQTab *tab = tabBar()->selectTab( tabBar()->mapFromParent( point ) ); - if( !tab ) - return true; - } - return false; -} - -void KTabWidget::setHoverCloseButton( bool button ) -{ - static_cast<KTabBar*>(tabBar())->setHoverCloseButton( button ); -} - -bool KTabWidget::hoverCloseButton() const -{ - return static_cast<KTabBar*>(tabBar())->hoverCloseButton(); -} - -void KTabWidget::setHoverCloseButtonDelayed( bool delayed ) -{ - static_cast<KTabBar*>(tabBar())->setHoverCloseButtonDelayed( delayed ); -} - -bool KTabWidget::hoverCloseButtonDelayed() const -{ - return static_cast<KTabBar*>(tabBar())->hoverCloseButtonDelayed(); -} - -void KTabWidget::setAutomaticResizeTabs( bool enabled ) -{ - if ( d->m_automaticResizeTabs==enabled ) - return; - - d->m_automaticResizeTabs = enabled; - if ( enabled ) { - d->m_tabNames.clear(); - for( int i = 0; i < count(); ++i ) - d->m_tabNames.append( tabBar()->tabAt( i )->text() ); - } - else - for( int i = 0; i < count(); ++i ) - tabBar()->tabAt( i )->setText( d->m_tabNames[ i ] ); - resizeTabs(); -} - -bool KTabWidget::automaticResizeTabs() const -{ - return d->m_automaticResizeTabs; -} - -void KTabWidget::closeRequest( int index ) -{ - emit( closeRequest( page( index ) ) ); -} - -void KTabWidget::resizeEvent( TQResizeEvent *e ) -{ - TQTabWidget::resizeEvent( e ); - resizeTabs(); -} - -#include "ktabwidget.moc" |