Diffstat (limited to 'libopie/big-screen/osplitter.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libopie/big-screen/osplitter.cpp | 55 |
1 files changed, 38 insertions, 17 deletions
diff --git a/libopie/big-screen/osplitter.cpp b/libopie/big-screen/osplitter.cpp index d06568f..47f856d 100644 --- a/libopie/big-screen/osplitter.cpp +++ b/libopie/big-screen/osplitter.cpp @@ -1,560 +1,581 @@ /* =. This file is part of the OPIE Project .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> .>+-= _;:, .> :=|. This library 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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <qvaluelist.h> #include <qvbox.h> #include <opie/otabwidget.h> #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() { + qWarning("Deleted Splitter"); 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 ); + setTabWidget( m_parentTab ); 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 */ void OSplitter::addWidget( QWidget* wid, const QString& icon, const QString& label ) { #ifdef DEBUG 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_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) { ContainerList::Iterator it; for ( it = m_container.begin(); it != m_container.end(); ++it ) if ( (*it).widget == w ) break; if (it == m_container.end() ) return; /* only tab needs to be removed.. box recognizes it */ if ( !m_hbox ) removeFromTab( w ); /* Find reparent it and remove it from our list */ w->reparent( 0, 0, QPoint(0, 0)); it = m_container.remove( it ); } /** * This method will give focus to the widget. If in a tabwidget * the tabbar will be changed * * @param w The widget which will be set the current one */ void OSplitter::setCurrentWidget( QWidget* w) { if (m_tabWidget ) m_tabWidget->setCurrentTab( w ); // else // m_hbox->setFocus( w ); } /** * This is an overloaded member function and only differs in the * argument it takes. * Searches list of widgets for label. It'll pick the first label it finds * * @param label Label to look for. First match will be taken */ void OSplitter::setCurrentWidget( const QString& label ) { ContainerList::Iterator it; for (it = m_container.begin(); it != m_container.end(); ++it ) { if ( (*it).name == label ) { setCurrentWidget( (*it).widget ); break; } } } /** * This will only work when the TabWidget is active * If everything is visible this signal is kindly ignored * @see OTabWidget::setCurrentTab(int) * * @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() 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_parentTab ) + return QFrame::sizeHint(); if (m_hbox ) return m_hbox->sizeHint(); else return m_tabWidget->sizeHint(); } QSize OSplitter::minimumSizeHint()const { - return QSize(10, 10 ); + if (m_parentTab ) + return QFrame::minimumSizeHint(); + if (m_hbox) + return m_hbox->sizeHint(); + else + return m_tabWidget->sizeHint(); } -#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() ); + qWarning("New size is width = %d height = %d %s", res->size().width(), res->size().height(), name() ); 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 ) { + m_orient == Vertical ) { + qWarning("Changng to vbox %s", name() ); 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) ); 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 ) { 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 "); + qWarning(" New Tab Widget %s", name() ); /* * and add all widgets this will reparent them * delete m_hbox set it to 0 * */ OTabWidget *tab; if ( m_parentTab ) { tab = m_parentTab; - tab->removePage( this ); + /* expensive but needed cause we're called from setTabWidget and resizeEvent*/ + if (!m_container.isEmpty() ) { + ContainerList::Iterator it = m_container.begin(); + for (; it != m_container.end(); ++it ) + m_parentTab->removePage( (*it).widget ); + } }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() ) + for ( OSplitter* split = m_splitter.first(); split; split = m_splitter.next() ) { + split->reparent(this, 0, QPoint(0, 0) ); 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"); + qWarning("new HBox %s", name() ); m_hbox = new QHBox( this ); commonChangeBox(); } void OSplitter::changeVBox() { if (m_hbox ) { m_hbox->setGeometry( frameRect() ); return; } - qWarning("New VBOX"); + qWarning("New VBOX %s", name() ); m_hbox = new QVBox( this ); commonChangeBox(); } /* * common box code * first remove and add children * the other splitters * it is recursive as well due the call to setTabWidget */ void OSplitter::commonChangeBox() { + qWarning(" Name of Splitters is %s", name() ); 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) ); } 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; +// con.widget = split->m_tabWidget ? static_cast<QWidget*>(split->m_tabWidget) +// : static_cast<QWidget*>(split->m_hbox); addToBox( con ); } if (m_parentTab ) - m_parentTab->addTab(this, iconName(), label() ); + m_parentTab->addTab(m_hbox, iconName(), label() ); else { + qWarning(" setting Box geometry for %s", name() ); 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 ); + m_parentTab->removePage( m_hbox ); 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 (m_parentTab ) { + 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 ) { + m_orient == Vertical ) { return false; } return true; } |