| -rw-r--r-- | libopie/otabwidget.cpp | 267 |
1 files changed, 267 insertions, 0 deletions
diff --git a/libopie/otabwidget.cpp b/libopie/otabwidget.cpp new file mode 100644 index 0000000..6e10be9 --- a/dev/null +++ b/libopie/otabwidget.cpp @@ -0,0 +1,267 @@ +/* + This file is part of the Opie Project + + Copyright (c) 2002 Dan Williams <williamsdr@acm.org> + =. + .=l. + .>+-= + _;:, .> :=|. This program is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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 +..}^=.= = ; 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#include "otabwidget.h" + +#include <qpe/config.h> +#include <qpe/resource.h> + +#include <qcombobox.h> +#include <qtabbar.h> +#include <qwidgetstack.h> + +OTabWidget::OTabWidget( QWidget *parent, const char *name, TabStyle s, TabPosition p ) + : QWidget( parent, name ) +{ + if ( s == Global ) + { + Config config( "qpe" ); + config.setGroup( "Appearance" ); + tabBarStyle = ( TabStyle ) config.readNumEntry( "TabStyle", (int) IconTab ); + if ( tabBarStyle <= Global || tabBarStyle > IconList) + { + tabBarStyle = IconTab; + } + QString pos = config.readEntry( "TabPosition", "Top"); + if ( pos == "Bottom" ) + { + tabBarPosition = Bottom; + } + else + { + tabBarPosition = Top; + } + } + else + { + tabBarStyle = s; + tabBarPosition = p; + } + + widgetStack = new QWidgetStack( this, "widgetstack" ); + widgetStack->setFrameStyle( QFrame::StyledPanel | QFrame::Raised ); + widgetStack->setLineWidth( style().defaultFrameWidth() ); + + tabBarStack = new QWidgetStack( this, "tabbarstack" ); + + tabBar = new QTabBar( tabBarStack, "tabbar" ); + tabBarStack->addWidget( tabBar, 0 ); + connect( tabBar, SIGNAL( selected( int ) ), this, SLOT( slotTabBarSelected( int ) ) ); + + tabList = new QComboBox( false, tabBarStack, "tablist" ); + tabBarStack->addWidget( tabList, 1 ); + connect( tabList, SIGNAL( activated( int ) ), this, SLOT( slotTabListSelected( int ) ) ); + + if ( tabBarStyle == TextTab || tabBarStyle == IconTab ) + { + tabBarStack->raiseWidget( tabBar ); + } + else if ( tabBarStyle == TextList || tabBarStyle == IconList ) + { + tabBarStack->raiseWidget( tabList ); + } + + if ( tabBarPosition == Bottom ) + { + tabBar->setShape( QTabBar::RoundedBelow ); + } + + currentTab= 0x0; +} + +OTabWidget::~OTabWidget() +{ +} + +void OTabWidget::addTab( QWidget *child, const QString &icon, const QString &label ) +{ + QPixmap iconset = loadSmooth( icon ); + + QTab * tab = new QTab(); + if ( tabBarStyle == IconTab ) + { + tab->label = QString::null; + } + else + { + tab->label = label; + } + if ( tabBarStyle == IconTab || tabBarStyle == IconList) + { + tab->iconset = new QIconSet( iconset ); + } + int tabid = tabBar->addTab( tab ); + + if ( tabBarStyle == IconTab || tabBarStyle == IconList ) + { + tabList->insertItem( iconset, label, -1 ); + } + else + { + tabList->insertItem( label ); + } + + widgetStack->addWidget( child, tabid ); + widgetStack->raiseWidget( child ); + + OTabInfo *tabinfo = new OTabInfo( tabid, child, icon, label ); + tabs.append( tabinfo ); + selectTab( tabinfo ); +} + +void OTabWidget::setCurrentTab( QWidget *childwidget ) +{ + OTabInfo *newtab = tabs.first(); + while ( newtab && newtab->control() != childwidget ) + { + newtab = tabs.next(); + } + if ( newtab && newtab->control() == childwidget ) + { + selectTab( newtab ); + } +} + +void OTabWidget::setCurrentTab( const QString &tabname ) +{ + OTabInfo *newtab = tabs.first(); + while ( newtab && newtab->label() != tabname ) + { + newtab = tabs.next(); + } + if ( newtab && newtab->label() == tabname ) + { + selectTab( newtab ); + } +} + +OTabWidget::TabStyle OTabWidget::tabStyle() const +{ + return tabBarStyle; +} + +void OTabWidget::setTabStyle( TabStyle s ) +{ + tabBarStyle = s; +} + +OTabWidget::TabPosition OTabWidget::tabPosition() const +{ + return tabBarPosition; +} + +void OTabWidget::setTabPosition( TabPosition p ) +{ + tabBarPosition = p; +} + +void OTabWidget::slotTabBarSelected( int id ) +{ + OTabInfo *newtab = tabs.first(); + while ( newtab && newtab->id() != id ) + { + newtab = tabs.next(); + } + if ( newtab && newtab->id() == id ) + { + selectTab( newtab ); + } +} + +void OTabWidget::slotTabListSelected( int index ) +{ + OTabInfo *newtab = tabs.at( index ); + if ( newtab ) + { + selectTab( newtab ); + } +} + +QPixmap OTabWidget::loadSmooth( const QString &name ) +{ + QImage image = Resource::loadImage( name ); + QPixmap pixmap; + pixmap.convertFromImage( image.smoothScale( 16, 16 ) ); + return pixmap; +} + +void OTabWidget::selectTab( OTabInfo *tab ) +{ + if ( tabBarStyle == IconTab ) + { + if ( currentTab ) + { + tabBar->tab( currentTab->id() )->setText( QString::null ); + setUpLayout(); + } + tabBar->tab( tab->id() )->setText( tab->label() ); + currentTab = tab; + } + tabBar->setCurrentTab( tab->id() ); + setUpLayout(); + tabBar->update(); + + widgetStack->raiseWidget( tab->control() ); +} + +void OTabWidget::setUpLayout() +{ + tabBar->layoutTabs(); + QSize t( tabBarStack->sizeHint() ); + if ( t.width() > width() ) + t.setWidth( width() ); + int lw = widgetStack->lineWidth(); + if ( tabBarPosition == Bottom ) + { + tabBarStack->setGeometry( QMAX(0, lw-2), height() - t.height() - lw, t.width(), t.height() ); + widgetStack->setGeometry( 0, 0, width(), height()-t.height()+QMAX(0, lw-2) ); + } + else + { + tabBarStack->setGeometry( QMAX(0, lw-2), 0, t.width(), t.height() ); + widgetStack->setGeometry( 0, t.height()-lw, width(), height()-t.height()+QMAX(0, lw-2)); + } + + if ( autoMask() ) + updateMask(); +} + +QSize OTabWidget::sizeHint() const +{ + QSize s( widgetStack->sizeHint() ); + QSize t( tabBarStack->sizeHint() ); + return QSize( QMAX( s.width(), t.width()), s.height() + t.height() ); +} + +void OTabWidget::resizeEvent( QResizeEvent * ) +{ + setUpLayout(); +} |