| -rw-r--r-- | libopie/big-screen/osplitter.cpp | 263 | ||||
| -rw-r--r-- | libopie/big-screen/osplitter.h | 28 |
2 files changed, 266 insertions, 25 deletions
diff --git a/libopie/big-screen/osplitter.cpp b/libopie/big-screen/osplitter.cpp index 1cd0fd5..d06568f 100644 --- a/libopie/big-screen/osplitter.cpp +++ b/libopie/big-screen/osplitter.cpp @@ -33,80 +33,161 @@ #include "osplitter.h" /** * * This is the constructor of OSplitter * You might want to call setSizeChange to tell * OSplitter to change its layout when a specefic * mark was crossed. OSplitter sets a default value. * * You cann add widget with addWidget to the OSplitter. + * OSplitter supports also grouping of Splitters where they + * can share one OTabBar in small screen mode. This can be used + * for email clients like vies but see the example. * * @param orient The orientation wether to layout horizontal or vertical * @param parent The parent of this widget * @param name The name passed on to QObject * @param fl Additional widgets flags passed to QWidget * * @short single c'tor of the OSplitter */ OSplitter::OSplitter( Orientation orient, QWidget* parent, const char* name, WFlags fl ) : QFrame( parent, name, fl ) { m_orient = orient; m_hbox = 0; m_size_policy = 330; setFontPropagation( AllChildren ); setPalettePropagation( AllChildren ); /* start by default with the tab widget */ m_tabWidget = 0; + m_parentTab = 0; changeTab(); } /** * Destructor destructs this object and cleans up. All child * widgets will be deleted * @see addWidget */ OSplitter::~OSplitter() { + m_splitter.setAutoDelete( true ); + m_splitter.clear(); + delete m_hbox; delete m_tabWidget; } /** + * Sets the label for the Splitter. This label will be used + * if a parent splitter is arranged as TabWidget but + * this splitter is in fullscreen mode. Then a tab with OSplitter::label() + * and iconName() gets added. + * + * @param name The name of the Label + */ +void OSplitter::setLabel( const QString& name ) { + m_name = name; +} + +/** + * @see setLabel but this is for the icon retrieved by Resource + * + * @param name The name of the icon in example ( "zoom" ) + */ +void OSplitter::setIconName( const QString& name ) { + m_icon = name; +} + + +/** + * returns the iconName + * @see setIconName + */ +QString OSplitter::iconName()const { + return m_icon; +} + +/** + * returns the label set with setLabel + * @see setLabel + */ +QString OSplitter::label()const { + return m_name; +} + +/** * This function sets the size change policy of the splitter. * If this size marked is crossed the splitter will relayout. * Note: that depending on the set Orientation it'll either look * at the width or height. * Note: If you want to from side to side view to tabbed view you need * to make sure that the size you supply is not smaller than the minimum * size of your added widgets. Note that if you use widgets like QComboBoxes * you need to teach them to accept smaller sizes as well @see QWidget::setSizePolicy * * @param width_height The mark that will be watched. Interpreted depending on the Orientation of the Splitter. * @return void */ void OSplitter::setSizeChange( int width_height ) { m_size_policy = width_height; QSize sz(width(), height() ); QResizeEvent ev(sz, sz ); resizeEvent(&ev); } /** + * This functions allows to add another OSplitter and to share + * the OTabBar in small screen mode. The ownerships gets transfered. + * OSplitters are always added after normal widget items + */ +void OSplitter::addWidget( OSplitter* split ) { + m_splitter.append( split ); + + /* + * set tab widget + */ + if (m_tabWidget ) + split->setTabWidget( m_tabWidget ); + else{ + Opie::OSplitterContainer con; + con.widget =split; + addToBox( con ); + } +} + +/* + * If in a tab it should be removed + * and if in a hbox the reparent kills it too + */ +/** + * This removes the splitter again. You currently need to call this + * before you delete or otherwise you can get mem corruption + * or other weird behaviour. + * Owner ship gets transfered back to you it's current parent + * is 0 + */ +void OSplitter::removeWidget( OSplitter* split) { + split->setTabWidget( 0 ); + split->reparent( 0, 0, QPoint(0, 0) ); +} + +/** * Adds a widget to the Splitter. The widgets gets inserted * at the end of either the Box or TabWidget. * Ownership gets transfered and the widgets gets reparented. * Note: icon and label is only available on small screensizes * if size is smaller than the mark * Warning: No null checking of the widget is done. Only on debug * a message will be outputtet * * @param wid The widget which will be added * @param icon The icon of the possible Tab * @param label The label of the possible Tab */ @@ -115,28 +196,35 @@ void OSplitter::addWidget( QWidget* wid, const QString& icon, const QString& lab if (!wid ) { qWarning("Widget is not valid!"); return; } #endif Opie::OSplitterContainer cont; cont.widget = wid; cont.icon =icon; cont.name = label; m_container.append( cont ); - if (m_hbox ) - addToBox( cont ); - else - addToTab( cont ); + /* + * + */ + if (!m_splitter.isEmpty() && (m_tabWidget || m_parentTab ) ) + setTabWidget( m_parentTab ); + else { + if (m_hbox ) + addToBox( cont ); + else + addToTab( cont ); + } } /** * Removes the widget from the tab widgets if necessary. * OSplitter drops ownership of this widget and the widget * will be reparented i tto 0. * The widget will not be deleted. * * @param w The widget to be removed */ void OSplitter::removeWidget( QWidget* w) { @@ -200,29 +288,31 @@ void OSplitter::setCurrentWidget( const QString& label ) { * * @param tab The tab to make current */ void OSplitter::setCurrentWidget( int tab ) { if (m_tabWidget ) m_tabWidget->setCurrentTab( tab ); } /** * return the currently activated widget if in tab widget mode * or null because all widgets are visible */ -QWidget* OSplitter::currentWidget() { - if ( m_hbox ) - return 0l; - else +QWidget* OSplitter::currentWidget() const{ + if (m_tabWidget) return m_tabWidget->currentWidget(); + else if (m_parentTab ) + return m_parentTab->currentWidget(); + + return 0l; } #if 0 /** * @reimplented for internal reasons * returns the sizeHint of one of its sub widgets */ QSize OSplitter::sizeHint()const { return QSize(10, 10); if (m_hbox ) return m_hbox->sizeHint(); @@ -235,111 +325,236 @@ QSize OSplitter::minimumSizeHint()const { } #endif /** * @reimplemented for internal reasons */ void OSplitter::resizeEvent( QResizeEvent* res ) { QFrame::resizeEvent( res ); /* * */ // qWarning("Old size was width = %d height = %d", res->oldSize().width(), res->oldSize().height() ); + bool mode = true; qWarning("New size is width = %d height = %d", res->size().width(), res->size().height() ); if ( res->size().width() > m_size_policy && m_orient == Horizontal ) { changeHBox(); + mode = false; }else if ( (res->size().width() <= m_size_policy && m_orient == Horizontal ) || (res->size().height() <= m_size_policy && m_orient == Vertical ) ) { changeTab(); }else if ( res->size().height() > m_size_policy && m_size_policy == Vertical ) { changeVBox(); + mode = false; } -} + emit sizeChanged(mode, m_orient ); +} +/* + * Adds a container to a tab either the parent tab + * or our own + */ void OSplitter::addToTab( const Opie::OSplitterContainer& con ) { QWidget *wid = con.widget; // not needed widgetstack will reparent as well wid.reparent(m_tabWidget, wid->getWFlags(), QPoint(0, 0) ); - m_tabWidget->addTab( wid, con.icon, con.name ); + if (m_parentTab ) + m_parentTab->addTab( wid, con.icon, con.name ); + else + m_tabWidget->addTab( wid, con.icon, con.name ); } + +/* + * adds a container to the box + */ void OSplitter::addToBox( const Opie::OSplitterContainer& con ) { QWidget* wid = con.widget; wid->reparent(m_hbox, 0, QPoint(0, 0) ); } + +/* + * Removes a widget from the tab + */ void OSplitter::removeFromTab( QWidget* wid ) { - m_tabWidget->removePage( wid ); + if (m_parentTab ) + m_parentTab->removePage( wid ); + else + m_tabWidget->removePage( wid ); } +/* + * switches over to a OTabWidget layout + * it is recursive + */ void OSplitter::changeTab() { + /* if we're the owner of the tab widget */ if (m_tabWidget ) { m_tabWidget->setGeometry( frameRect() ); return; } qWarning(" New Tab Widget "); /* * and add all widgets this will reparent them * delete m_hbox set it to 0 * */ - m_tabWidget = new OTabWidget( this ); - connect(m_tabWidget, SIGNAL(currentChanged(QWidget*) ), + OTabWidget *tab; + if ( m_parentTab ) { + tab = m_parentTab; + tab->removePage( this ); + }else + tab = m_tabWidget = new OTabWidget( this ); + + connect(tab, SIGNAL(currentChanged(QWidget*) ), this, SIGNAL(currentChanged(QWidget*) ) ); for ( ContainerList::Iterator it = m_container.begin(); it != m_container.end(); ++it ) { qWarning("Widget is %s", (*it).name.latin1() ); addToTab( (*it) ); } + for ( OSplitter* split = m_splitter.first(); split; split = m_splitter.next() ) + split->setTabWidget( tab ); + + delete m_hbox; m_hbox = 0; + if (!m_tabWidget ) + return; + m_tabWidget->setGeometry( frameRect() ); m_tabWidget->show(); } +/* + * changes over to a box + * this is recursive as well + */ void OSplitter::changeHBox() { if (m_hbox ) { m_hbox->setGeometry( frameRect() ); return; } qWarning("new HBox"); m_hbox = new QHBox( this ); commonChangeBox(); - delete m_tabWidget; - m_tabWidget = 0; - m_hbox->setGeometry( frameRect() ); - m_hbox->show(); } void OSplitter::changeVBox() { if (m_hbox ) { m_hbox->setGeometry( frameRect() ); return; } qWarning("New VBOX"); m_hbox = new QVBox( this ); commonChangeBox(); - delete m_tabWidget; - m_tabWidget = 0; - m_hbox->setGeometry( frameRect() ); - m_hbox->show(); -} +} +/* + * common box code + * first remove and add children + * the other splitters + * it is recursive as well due the call to setTabWidget + */ void OSplitter::commonChangeBox() { + for (ContainerList::Iterator it = m_container.begin(); it != m_container.end(); ++it ) { + /* only if parent tab.. m_tabWidgets gets deleted and would do that as well */ + if (m_parentTab ) + removeFromTab( (*it).widget ); qWarning("Adding to box %s", (*it).name.latin1() ); addToBox( (*it) ); } - delete m_tabWidget; - m_tabWidget = 0; + for ( OSplitter* split = m_splitter.first(); split; split = m_splitter.next() ) { + /* tell them the world had changed */ + split->setTabWidget( 0 ); + Opie::OSplitterContainer con; + con.widget = split; + addToBox( con ); + } + + + + if (m_parentTab ) + m_parentTab->addTab(this, iconName(), label() ); + else { + m_hbox->setGeometry( frameRect() ); + m_hbox->show(); + delete m_tabWidget; + m_tabWidget = 0; + } +} + +/* + * sets the tabwidget, removes tabs, and relayouts the widget + */ +void OSplitter::setTabWidget( OTabWidget* wid) { + /* clean up cause m_parentTab will not be available for us */ + if ( m_parentTab ) { + if (m_hbox ) + m_parentTab->removePage( this ); + else if (!m_container.isEmpty() ){ + ContainerList::Iterator it = m_container.begin(); + for ( ; it != m_container.end(); ++it ) + m_parentTab->removePage( (*it).widget ); + } + } + /* the parent Splitter changed so either make us indepent or dep */ + + m_parentTab = wid; + + QWidget *tab = m_tabWidget; + QWidget *box = m_hbox; + m_hbox = 0; m_tabWidget = 0; + + if ( layoutMode() ) + changeTab(); + else if (m_orient == Horizontal ) + changeHBox(); + else + changeVBox(); + + /* our own crap is added and children from change* */ + delete tab; + delete box; +} + + +#if 0 +void OSplitter::reparentAll() { + if (m_container.isEmpty() ) + return; + + ContainerList::Iterator it = m_container.begin(); + for ( ; it != m_container.end(); ++it ) + (*it).wid->reparent(0, 0, QPoint(0, 0) ); + + +} +#endif + +/** + * @internal + */ +bool OSplitter::layoutMode()const { + if ( size().width() > m_size_policy && + m_orient == Horizontal ) { + return false; + }else if ( size().height() > m_size_policy && + m_size_policy == Vertical ) { + return false; + } + + return true; } diff --git a/libopie/big-screen/osplitter.h b/libopie/big-screen/osplitter.h index db69fc6..2bcde57 100644 --- a/libopie/big-screen/osplitter.h +++ b/libopie/big-screen/osplitter.h @@ -24,24 +24,25 @@ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef OPIE_SPLITTER_H #define OPIE_SPLITTER_H #include <qstring.h> #include <qframe.h> #include <qvaluelist.h> +#include <qlist.h> #include "obigscreen_p.h" /* forward declarations */ class OTabWidget; class QHBox; //template class QValueList<Opie::OSplitterContainer>; /** * * If you've widgets that could be placed side by side but you think @@ -58,56 +59,81 @@ class QHBox; * @short a small dynamically changing its layout to store two or more widgets side by side * @version 0.1 * @author zecke */ class OSplitter : public QFrame{ Q_OBJECT public: typedef QValueList<Opie::OSplitterContainer> ContainerList; OSplitter( Qt::Orientation = Horizontal, QWidget *parent = 0, const char* name = 0, WFlags fl = 0 ); ~OSplitter(); + void setLabel( const QString& name ); + void setIconName( const QString& name ); + QString label()const; + QString iconName()const; + void setSizeChange( int width_height ); + void addWidget( OSplitter* splitter ); void addWidget( QWidget* wid, const QString& icon, const QString& label ); void removeWidget( QWidget* ); + void removeWidget( OSplitter* ); void setCurrentWidget( QWidget* ); void setCurrentWidget( const QString& label ); void setCurrentWidget( int ); - QWidget* currentWidget(); + QWidget* currentWidget()const; signals: /** * Emitted if in tab and comes directly from the tab widget * */ void currentChanged( QWidget* ); + + /** + * emitted whenever a border is crossed + * true if in small screen mode + * false if in bigscreen + * this signal is emitted after the layout switch + * @param b The layout mode + * @param ori The orientation + */ + void sizeChanged( bool b, Orientation ori); public: // QSize sizeHint()const; // QSize minimumSizeHint()const; protected: void resizeEvent( QResizeEvent* ); private: + /* true if OTabMode */ + bool layoutMode()const; +// void reparentAll(); + void setTabWidget( OTabWidget*); void addToTab( const Opie::OSplitterContainer& ); void addToBox( const Opie::OSplitterContainer& ); void removeFromTab( QWidget* ); void changeTab(); void changeHBox(); void changeVBox(); void commonChangeBox(); QHBox *m_hbox; OTabWidget *m_tabWidget; + OTabWidget *m_parentTab; Orientation m_orient; int m_size_policy; ContainerList m_container; + QList<OSplitter> m_splitter; + + QString m_icon, m_name; struct Private; Private *d; }; #endif |