Diffstat (limited to 'libopie2/opieui/otabwidget.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libopie2/opieui/otabwidget.cpp | 440 |
1 files changed, 240 insertions, 200 deletions
diff --git a/libopie2/opieui/otabwidget.cpp b/libopie2/opieui/otabwidget.cpp index d23b1c9..01747e1 100644 --- a/libopie2/opieui/otabwidget.cpp +++ b/libopie2/opieui/otabwidget.cpp @@ -1,426 +1,466 @@ /* - This file is part of the Opie Project + This file is part of the Opie Project - Copyright (c) 2002 Dan Williams <williamsdr@acm.org> + Copyright (c) 2002, 2005 Dan Williams <drw@handhelds.org> =. .=l. - .>+-= - _;:, .> :=|. This program is free software; you can -.> <`_, > . <= redistribute it and/or modify it under -:`=1 )Y*s>-.-- : the terms of the GNU Library 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. + .>+-= +_;:, .> :=|. This program is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library 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 <opie2/otabwidget.h> /* OPIE */ #include <qpe/applnk.h> #include <qpe/config.h> #include <qpe/resource.h> #include <opie2/otabbar.h> /* QT */ #include <qcombobox.h> #include <qwidgetstack.h> using namespace Opie::Ui; OTabWidget::OTabWidget( QWidget *parent, const char *name, TabStyle s, TabPosition p ) : QWidget( parent, name ) + , m_currTab( 0l ) + , m_usingTabs( true ) + , m_tabBar( 0l ) + , m_tabList( 0l ) { if ( s == Global ) { + // Read Opie global settings for style and position Config config( "qpe" ); config.setGroup( "Appearance" ); + + // Style s = ( TabStyle ) config.readNumEntry( "TabStyle", (int) IconTab ); if ( s <= Global || s > IconList) - { s = IconTab; - } - QString pos = config.readEntry( "TabPosition", "Top"); - if ( pos == "Bottom" ) - { - p = Bottom; - } - else - { - p = Top; - } - } - - widgetStack = new QWidgetStack( this, "widgetstack" ); - widgetStack->setFrameStyle( QFrame::NoFrame ); - widgetStack->setLineWidth( style().defaultFrameWidth() ); - - tabBarStack = new QWidgetStack( this, "tabbarstack" ); - tabBar = new OTabBar( tabBarStack, "tabbar" ); - tabBarStack->addWidget( tabBar, 0 ); - connect( tabBar, SIGNAL( selected(int) ), this, SLOT( slotTabBarSelected(int) ) ); + // Position + ( config.readEntry( "TabPosition", "Top" ) == "Bottom" ) ? p = Bottom + : p = Top; + } - tabList = new QComboBox( false, tabBarStack, "tablist" ); - tabBarStack->addWidget( tabList, 1 ); - connect( tabList, SIGNAL( activated(int) ), this, SLOT( slotTabListSelected(int) ) ); + // Initialize widget stack for tab widgets + m_widgetStack = new QWidgetStack( this ); + m_widgetStack->setFrameStyle( QFrame::NoFrame ); + m_widgetStack->setLineWidth( style().defaultFrameWidth() ); - tabBarPosition = p; + // Set initial selector control style and position setTabStyle( s ); setTabPosition( p ); - - currTab= 0x0; } OTabWidget::~OTabWidget() { - tabs.setAutoDelete( true ); - tabs.clear(); + m_tabs.setAutoDelete( true ); + m_tabs.clear(); } void OTabWidget::addTab( QWidget *child, const QString &icon, const QString &label ) { - QPixmap iconset = loadSmooth( icon ); + int tabid = -1; - QTab *tab = new QTab(); - if ( tabBarStyle == IconTab ) - { - tab->label = QString::null; - } - else - { - tab->label = label; - } - if ( tabBarStyle == IconTab || tabBarStyle == IconList ) + if ( m_usingTabs ) { - tab->iconset = new QIconSet( iconset ); - } - int tabid = tabBar->addTab( tab ); + // Create new tab in tab bar + QTab *tab = new QTab(); - if ( tabBarStyle == IconTab || tabBarStyle == IconList ) - { - tabList->insertItem( iconset, label, -1 ); + // Set label (and icon if necessary) + if ( m_tabBarStyle == IconTab ) + { + tab->label = QString::null; + tab->iconset = new QIconSet( loadSmooth( icon ) ); + } + else + tab->label = label; + + tabid = m_tabBar->addTab( tab ); } else { - tabList->insertItem( label ); + // Insert entry (with icon if necessary) into drop down list + if ( m_tabBarStyle == IconList ) + m_tabList->insertItem( loadSmooth( icon ), label, -1 ); + else + m_tabList->insertItem( label ); } - widgetStack->addWidget( child, tabid ); - widgetStack->raiseWidget( child ); - widgetStack->setFrameStyle( QFrame::StyledPanel | QFrame::Raised ); + // Add widget to stack + m_widgetStack->addWidget( child, tabid ); + m_widgetStack->raiseWidget( child ); + m_widgetStack->setFrameStyle( QFrame::StyledPanel | QFrame::Raised ); + // Keep track of tab information OTabInfo *tabinfo = new OTabInfo( tabid, child, icon, label ); - tabs.append( tabinfo ); + m_tabs.append( tabinfo ); + + // Make newly added tab the current one displayed selectTab( tabinfo ); } void OTabWidget::removePage( QWidget *childwidget ) { if ( childwidget ) { - OTabInfo *tab = tabs.first(); + // Find tab information for desired widget + OTabInfo *tab = m_tabs.first(); while ( tab && tab->control() != childwidget ) - { - tab = tabs.next(); - } + tab = m_tabs.next(); + if ( tab && tab->control() == childwidget ) { - tabBar->setTabEnabled( tab->id(), FALSE ); - tabBar->removeTab( tabBar->tab( tab->id() ) ); - int i = 0; - while ( i < tabList->count() && tabList->text( i ) != tab->label() ) + if ( m_usingTabs ) { - i++; + // Remove tab from tab bar + m_tabBar->setTabEnabled( tab->id(), false ); + m_tabBar->removeTab( m_tabBar->tab( tab->id() ) ); } - if ( tabList->text( i ) == tab->label() ) + else { - tabList->removeItem( i ); + // Remove entry from drop down list + int i = 0; + while ( i < m_tabList->count() && m_tabList->text( i ) != tab->label() ) + i++; + if ( m_tabList->text( i ) == tab->label() ) + m_tabList->removeItem( i ); } - widgetStack->removeWidget( childwidget ); - tabs.remove( tab ); + + // Remove widget from stack + m_widgetStack->removeWidget( childwidget ); + + // Get rid of tab information + m_tabs.remove( tab ); delete tab; - currTab = tabs.current(); - if ( !currTab ) - { - widgetStack->setFrameStyle( QFrame::NoFrame ); - } + // Reset current tab + m_currTab = m_tabs.current(); + if ( !m_currTab ) + m_widgetStack->setFrameStyle( QFrame::NoFrame ); + + // Redraw widget setUpLayout(); } } } void OTabWidget::changeTab( QWidget *widget, const QString &iconset, const QString &label) { - OTabInfo *currtab = tabs.first(); + // Find tab information for desired widget + OTabInfo *currtab = m_tabs.first(); while ( currtab && currtab->control() != widget ) - { - currtab = tabs.next(); - } + currtab = m_tabs.next(); + if ( currtab && currtab->control() == widget ) { - QTab *tab = tabBar->tab( currtab->id() ); QPixmap icon( loadSmooth( iconset ) ); - tab->setText( label ); - if ( tabBarStyle == IconTab ) - tab->setIconSet( icon ); - int i = 0; - while ( i < tabList->count() && tabList->text( i ) != currtab->label() ) + + if ( m_usingTabs ) { - i++; + // Update tab label and icon (if necessary) + QTab *tab = m_tabBar->tab( currtab->id() ); + tab->setText( label ); + if ( m_tabBarStyle == IconTab ) + tab->setIconSet( icon ); } - if ( i < tabList->count() && tabList->text( i ) == currtab->label() ) + else { - if ( tabBarStyle == IconTab || tabBarStyle == IconList ) - { - tabList->changeItem( icon, label, i ); - } - else + // Update entry label and icon (if necessary) + int i = 0; + while ( i < m_tabList->count() && m_tabList->text( i ) != currtab->label() ) + i++; + if ( i < m_tabList->count() && m_tabList->text( i ) == currtab->label() ) { - tabList->changeItem( label, i ); + if ( m_tabBarStyle == IconList ) + m_tabList->changeItem( icon, label, i ); + else + m_tabList->changeItem( label, i ); } } + + // Update tab information currtab->setLabel( label ); currtab->setIcon( iconset ); + + // Redraw widget + setUpLayout(); } - setUpLayout(); } void OTabWidget::setCurrentTab( QWidget *childwidget ) { - OTabInfo *currtab = tabs.first(); + OTabInfo *currtab = m_tabs.first(); while ( currtab && currtab->control() != childwidget ) { - currtab = tabs.next(); + currtab = m_tabs.next(); } if ( currtab && currtab->control() == childwidget ) { selectTab( currtab ); } } void OTabWidget::setCurrentTab( const QString &tabname ) { - OTabInfo *newtab = tabs.first(); + OTabInfo *newtab = m_tabs.first(); while ( newtab && newtab->label() != tabname ) { - newtab = tabs.next(); + newtab = m_tabs.next(); } if ( newtab && newtab->label() == tabname ) { selectTab( newtab ); } } void OTabWidget::setCurrentTab(int tabindex) { - OTabInfo *newtab = tabs.first(); + OTabInfo *newtab = m_tabs.first(); while ( newtab && newtab->id() != tabindex ) { - newtab = tabs.next(); + newtab = m_tabs.next(); } if ( newtab && newtab->id() == tabindex ) { selectTab( newtab ); } } OTabWidget::TabStyle OTabWidget::tabStyle() const { - return tabBarStyle; + return m_tabBarStyle; } void OTabWidget::setTabStyle( TabStyle s ) { - tabBarStyle = s; - if ( tabBarStyle == TextTab || tabBarStyle == IconTab ) + // Get out if new and current styles are the same + if ( s == m_tabBarStyle ) + return; + + // Delete current selector control + if ( m_usingTabs ) + { + delete m_tabBar; + m_tabBar = 0l; + } + else { - QTab *currtab; - for ( OTabInfo *tabinfo = tabs.first(); tabinfo; tabinfo = tabs.next() ) + delete m_tabList; + m_tabList = 0l; + } + + // Set new style information + m_tabBarStyle = s; + m_usingTabs = ( m_tabBarStyle == TextTab || m_tabBarStyle == IconTab ); + + // Create new selector control and populate with tab information + if ( m_usingTabs ) + { + // Create new tab bar selector + m_tabBar = new OTabBar( this ); + connect( m_tabBar, SIGNAL(selected(int)), this, SLOT(slotTabBarSelected(int)) ); + + // Add all current tabs to tab bar + for ( OTabInfo *tabinfo = m_tabs.first(); tabinfo; tabinfo = m_tabs.next() ) { - currtab = tabBar->tab( tabinfo->id() ); - if ( tabBarStyle == IconTab ) + // Create new tab in tab bar + QTab *tab = new QTab(); + + // Set label (and icon if necessary) + if ( m_tabBarStyle == IconTab ) { - currtab->iconset = new QIconSet( loadSmooth( tabinfo->icon() ) ); - if ( tabinfo == currTab ) - currtab->setText( tabinfo->label() ); - else - currtab->setText( QString::null ); + tab->label = QString::null; + tab->iconset = new QIconSet( loadSmooth( tabinfo->icon() ) ); } else - { - currtab->iconset = 0x0; - currtab->setText( tabinfo->label() ); - } + tab->label = tabinfo->label(); + + // Add tab and save its Id + int tabid = m_tabBar->addTab( tab ); + tabinfo->setId( tabid ); } - tabBarStack->raiseWidget( tabBar ); } - else if ( tabBarStyle == TextList || tabBarStyle == IconList ) + else { - tabList->clear(); - for ( OTabInfo *tabinfo = tabs.first(); tabinfo; tabinfo = tabs.next() ) + // Create new drop down list selector + m_tabList = new QComboBox( false, this ); + connect( m_tabList, SIGNAL(activated(int)), this, SLOT(slotTabListSelected(int)) ); + + // Add all current tabs to drop down list + for ( OTabInfo *tabinfo = m_tabs.first(); tabinfo; tabinfo = m_tabs.next() ) { - if ( tabBarStyle == IconList ) - { - tabList->insertItem( loadSmooth( tabinfo->icon() ), tabinfo->label() ); - } + if ( m_tabBarStyle == IconList ) + m_tabList->insertItem( loadSmooth( tabinfo->icon() ), tabinfo->label() ); else - { - tabList->insertItem( tabinfo->label() ); - } + m_tabList->insertItem( tabinfo->label() ); } - tabBarStack->raiseWidget( tabList ); } + + // Redraw widget setUpLayout(); } OTabWidget::TabPosition OTabWidget::tabPosition() const { - return tabBarPosition; + return m_tabBarPosition; } void OTabWidget::setTabPosition( TabPosition p ) { - tabBarPosition = p; - if ( tabBarPosition == Top ) - { - tabBar->setShape( QTabBar::RoundedAbove ); - } - else + m_tabBarPosition = p; + + // If using the tab bar selector, set its shape + if ( m_usingTabs ) { - tabBar->setShape( QTabBar::RoundedBelow ); + ( m_tabBarPosition == Top ) ? m_tabBar->setShape( QTabBar::RoundedAbove ) + : m_tabBar->setShape( QTabBar::RoundedBelow ); } + + // Redraw widget setUpLayout(); } void OTabWidget::slotTabBarSelected( int id ) { - OTabInfo *newtab = tabs.first(); + OTabInfo *newtab = m_tabs.first(); while ( newtab && newtab->id() != id ) - { - newtab = tabs.next(); - } + newtab = m_tabs.next(); + if ( newtab && newtab->id() == id ) - { selectTab( newtab ); - } } void OTabWidget::slotTabListSelected( int index ) { - OTabInfo *newtab = tabs.at( index ); + OTabInfo *newtab = m_tabs.at( index ); if ( newtab ) - { selectTab( newtab ); - } } QPixmap OTabWidget::loadSmooth( const QString &name ) { QPixmap p; p.convertFromImage( Resource::loadImage( name ).smoothScale( AppLnk::smallIconSize(), AppLnk::smallIconSize() ) ); return p; } void OTabWidget::selectTab( OTabInfo *tab ) { - if ( tabBarStyle == IconTab ) + if ( m_tabBarStyle == IconTab ) { - if ( currTab ) + // Remove text label from currently selected tab + if ( m_currTab ) { - tabBar->tab( currTab->id() )->setText( QString::null ); - setUpLayout(); + m_tabBar->tab( m_currTab->id() )->setText( QString::null ); + //setUpLayout(); } - tabBar->tab( tab->id() )->setText( tab->label() ); - tabBar->setCurrentTab( tab->id() ); + + // Set text label for newly selected tab + m_tabBar->tab( tab->id() )->setText( tab->label() ); + m_tabBar->setCurrentTab( tab->id() ); + setUpLayout(); - tabBar->update(); } - else + else if ( m_tabBarStyle == TextTab ) { - tabBar->setCurrentTab( tab->id() ); + m_tabBar->setCurrentTab( tab->id() ); } - widgetStack->raiseWidget( tab->control() ); + m_widgetStack->raiseWidget( tab->control() ); emit currentChanged( tab->control() ); - currTab = tab; + m_currTab = tab; } void OTabWidget::setUpLayout() { - tabBar->layoutTabs(); - QSize t( tabBarStack->sizeHint() ); - if ( tabBarStyle == IconTab ) + if ( m_usingTabs ) { - if ( t.width() > width() ) - t.setWidth( width() ); + m_tabBar->update(); + m_tabBar->layoutTabs(); } - else +} + +void OTabWidget::resizeEvent( QResizeEvent * ) +{ + QSize t; + + if ( m_usingTabs ) { - t.setWidth( width() ); + m_tabBar->layoutTabs(); + t = m_tabBar->sizeHint(); } - int lw = widgetStack->lineWidth(); - if ( tabBarPosition == Bottom ) + else + t = m_tabList->sizeHint(); + + t.setWidth( width() ); + + int lw = m_widgetStack->lineWidth(); + if ( m_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) ); + if ( m_usingTabs ) + m_tabBar->setGeometry( QMAX(0, lw-2), height() - t.height() - lw, t.width(), t.height() ); + else + m_tabList->setGeometry( QMAX(0, lw-2), height() - t.height() - lw, t.width(), t.height() ); + + m_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 ( m_usingTabs ) + m_tabBar->setGeometry( QMAX(0, lw-2), 0, t.width(), t.height() ); + else + m_tabList->setGeometry( QMAX(0, lw-2), 0, t.width(), t.height() ); + + m_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(); -} - int OTabWidget::currentTab() { - if ( currTab ) + if ( m_currTab ) { - return currTab->id(); + return m_currTab->id(); } return -1; } QWidget* OTabWidget::currentWidget()const { - if ( currTab ) + if ( m_currTab ) { - return currTab->control(); + return m_currTab->control(); } return 0; } |