Author: sh-sh-sh Date: Wed Mar 12 19:07:45 2008 New Revision: 45405 URL: http://svn.opensuse.org/viewcvs/yast?rev=45405&view=rev Log: simple and advanced example Added: trunk/libyui/examples/SelectionBox2.cc Modified: trunk/libyui/examples/ (props changed) trunk/libyui/examples/Makefile.am trunk/libyui/examples/SelectionBox1.cc Modified: trunk/libyui/examples/Makefile.am URL: http://svn.opensuse.org/viewcvs/yast/trunk/libyui/examples/Makefile.am?rev=45405&r1=45404&r2=45405&view=diff ============================================================================== --- trunk/libyui/examples/Makefile.am (original) +++ trunk/libyui/examples/Makefile.am Wed Mar 12 19:07:45 2008 @@ -6,7 +6,8 @@ noinst_PROGRAMS = \ HelloWorld \ - SelectionBox1 + SelectionBox1 \ + SelectionBox2 HelloWorld_SOURCES = HelloWorld.cc @@ -14,3 +15,6 @@ SelectionBox1_SOURCES = SelectionBox1.cc SelectionBox1_LDADD = -L$(top_srcdir)/src -lyui + +SelectionBox2_SOURCES = SelectionBox2.cc +SelectionBox2_LDADD = -L$(top_srcdir)/src -lyui Modified: trunk/libyui/examples/SelectionBox1.cc URL: http://svn.opensuse.org/viewcvs/yast/trunk/libyui/examples/SelectionBox1.cc?rev=45405&r1=45404&r2=45405&view=diff ============================================================================== --- trunk/libyui/examples/SelectionBox1.cc (original) +++ trunk/libyui/examples/SelectionBox1.cc Wed Mar 12 19:07:45 2008 @@ -1,4 +1,4 @@ -// SelectionBox example. +// Simple SelectionBox example. // // Compile with: // @@ -12,41 +12,12 @@ #include "YDialog.h" #include "YLayoutBox.h" #include "YSelectionBox.h" -#include "YCheckBox.h" #include "YLabel.h" #include "YPushButton.h" #include "YAlignment.h" #include "YEvent.h" -YItemCollection pizzaItems() -{ - YItemCollection items; - items.push_back( new YItem( "Pizza Margherita" ) ); - items.push_back( new YItem( "Pizza Capricciosa" ) ); - items.push_back( new YItem( "Pizza Funghi" ) ); - items.push_back( new YItem( "Pizza Prosciutto" ) ); - items.push_back( new YItem( "Pizza Quattro Stagioni" ) ); - items.push_back( new YItem( "Calzone" ) ); - - return items; -} - - -YItemCollection pastaItems() -{ - YItemCollection items; - items.push_back( new YItem( "Spaghetti Napoli" ) ); - items.push_back( new YItem( "Spaghetti Bolognese" ) ); - items.push_back( new YItem( "Fusili Emiliana" ) ); - items.push_back( new YItem( "Penne Calabrese" ) ); - items.push_back( new YItem( "Penne Al Forno" ) ); - items.push_back( new YItem( "Lasagne" ) ); - - return items; -} - - int main( int argc, char **argv ) { @@ -57,36 +28,20 @@ YDialog * dialog = YUI::widgetFactory()->createPopupDialog(); YLayoutBox * vbox = YUI::widgetFactory()->createVBox( dialog ); - // Specify larger size for the SelectionBox: It can scroll, so its size - // depends on other widgets in the layout. - YAlignment * minSize = YUI::widgetFactory()->createMinSize( vbox, 40, 8 ); // minWidth, minHeight - - // - // This is what this example all about. - // The other widgets are here just to allow some experimenting. - // - - YSelectionBox * selBox = YUI::widgetFactory()->createSelectionBox( minSize, "&Menu" ); - selBox->addItems( pizzaItems() ); + YSelectionBox * selBox = YUI::widgetFactory()->createSelectionBox( vbox, "&Menu" ); - YLayoutBox * buttonBox = YUI::widgetFactory()->createHBox( vbox ); - YPushButton * pastaButton = YUI::widgetFactory()->createPushButton( buttonBox, "&Pasta" ); - YPushButton * pizzaButton = YUI::widgetFactory()->createPushButton( buttonBox, "Pi&zza" ); - - YUI::widgetFactory()->createVSpacing( vbox, 0.5 ); - - YAlignment * leftAlignment = YUI::widgetFactory()->createLeft( vbox ); - YCheckBox * notifyCheckBox = YUI::widgetFactory()->createCheckBox( leftAlignment, "&Notify Mode" ); - notifyCheckBox->setNotify(); - - leftAlignment = YUI::widgetFactory()->createLeft( vbox ); - YCheckBox * immediateCheckBox = YUI::widgetFactory()->createCheckBox( leftAlignment, "&Immediate Mode" ); - immediateCheckBox->setNotify(); + YItemCollection items; + items.push_back( new YItem( "Pizza Margherita" ) ); + items.push_back( new YItem( "Pizza Capricciosa" ) ); + items.push_back( new YItem( "Pizza Funghi" ) ); + items.push_back( new YItem( "Pizza Prosciutto" ) ); + items.push_back( new YItem( "Pizza Quattro Stagioni" ) ); + items.push_back( new YItem( "Calzone" ) ); + selBox->addItems( items ); // This is more efficient than repeatedly calling selBox->addItem() - YUI::widgetFactory()->createVSpacing( vbox, 0.3 ); YLayoutBox * hbox = YUI::widgetFactory()->createHBox( vbox ); - YLabel * valueField = YUI::widgetFactory()->createOutputField( hbox, "???" ); + YLabel * valueField = YUI::widgetFactory()->createOutputField( hbox, "<SelectionBox value unknown>" ); valueField->setStretchable( YD_HORIZ, true ); // allow stretching over entire dialog width YPushButton * valueButton = YUI::widgetFactory()->createPushButton( hbox, "&Value" ); @@ -118,44 +73,9 @@ if ( widgetEvent->widget() == closeButton ) break; // leave event loop - else if ( widgetEvent->widget() == pastaButton ) - { - selBox->deleteAllItems(); - selBox->addItems( pastaItems() ); - } - else if ( widgetEvent->widget() == pizzaButton ) - { - selBox->deleteAllItems(); - selBox->addItems( pizzaItems() ); - } - else if ( widgetEvent->widget() == notifyCheckBox ) - { - bool notify = notifyCheckBox->isChecked(); - - if ( ! notify ) - { - // immediateMode implicitly includes notify, so set - // immediateMode off if the user wants to set notify off - - selBox->setImmediateMode( false ); - immediateCheckBox->setChecked( false ); - } - - selBox->setNotify( notify ); - } - else if ( widgetEvent->widget() == immediateCheckBox ) - { - bool immediate = immediateCheckBox->isChecked(); - selBox->setImmediateMode( immediate ); - - // immediateMode implicitly includes notify; - // reflect this in the notify check box - - if ( immediate ) - notifyCheckBox->setChecked( true ); - } - else if ( widgetEvent->widget() == selBox || - widgetEvent->widget() == valueButton ) + + if ( widgetEvent->widget() == valueButton || + widgetEvent->widget() == selBox ) // selBox will only send events with setNotify() { YItem * item = selBox->selectedItem(); Added: trunk/libyui/examples/SelectionBox2.cc URL: http://svn.opensuse.org/viewcvs/yast/trunk/libyui/examples/SelectionBox2.cc?rev=45405&view=auto ============================================================================== --- trunk/libyui/examples/SelectionBox2.cc (added) +++ trunk/libyui/examples/SelectionBox2.cc Wed Mar 12 19:07:45 2008 @@ -0,0 +1,187 @@ +// Comprehensive SelectionBox example: +// +// Replacing items, notify and immediate modes. +// +// Compile with: +// +// g++ -I/usr/include/YaST2/yui -lyui SelectionBox2.cc -o SelectionBox2 + +#define YUILogComponent "example" +#include "YUILog.h" + +#include "YUI.h" +#include "YWidgetFactory.h" +#include "YDialog.h" +#include "YLayoutBox.h" +#include "YSelectionBox.h" +#include "YCheckBox.h" +#include "YLabel.h" +#include "YPushButton.h" +#include "YAlignment.h" +#include "YEvent.h" + + +YItemCollection pizzaItems() +{ + YItemCollection items; + items.push_back( new YItem( "Pizza Margherita" ) ); + items.push_back( new YItem( "Pizza Capricciosa" ) ); + items.push_back( new YItem( "Pizza Funghi" ) ); + items.push_back( new YItem( "Pizza Prosciutto" ) ); + items.push_back( new YItem( "Pizza Quattro Stagioni" ) ); + items.push_back( new YItem( "Calzone" ) ); + + return items; +} + + +YItemCollection pastaItems() +{ + YItemCollection items; + items.push_back( new YItem( "Spaghetti Napoli" ) ); + items.push_back( new YItem( "Spaghetti Bolognese" ) ); + items.push_back( new YItem( "Fusili Emiliana" ) ); + items.push_back( new YItem( "Penne Calabrese" ) ); + items.push_back( new YItem( "Penne Al Forno" ) ); + items.push_back( new YItem( "Lasagne" ) ); + + return items; +} + + + +int main( int argc, char **argv ) +{ + // + // Create and open dialog + // + + YDialog * dialog = YUI::widgetFactory()->createPopupDialog(); + YLayoutBox * vbox = YUI::widgetFactory()->createVBox( dialog ); + + // Specify larger size for the SelectionBox: It can scroll, so its size + // depends on other widgets in the layout. + YAlignment * minSize = YUI::widgetFactory()->createMinSize( vbox, 40, 8 ); // minWidth, minHeight + + // + // This is what this example all about. + // The other widgets are here just to allow some experimenting. + // + + YSelectionBox * selBox = YUI::widgetFactory()->createSelectionBox( minSize, "&Menu" ); + selBox->addItems( pizzaItems() ); + + YLayoutBox * buttonBox = YUI::widgetFactory()->createHBox( vbox ); + YPushButton * pastaButton = YUI::widgetFactory()->createPushButton( buttonBox, "&Pasta" ); + YPushButton * pizzaButton = YUI::widgetFactory()->createPushButton( buttonBox, "Pi&zza" ); + + YUI::widgetFactory()->createVSpacing( vbox, 0.5 ); + + YAlignment * leftAlignment = YUI::widgetFactory()->createLeft( vbox ); + YCheckBox * notifyCheckBox = YUI::widgetFactory()->createCheckBox( leftAlignment, "&Notify Mode" ); + notifyCheckBox->setNotify(); + + leftAlignment = YUI::widgetFactory()->createLeft( vbox ); + YCheckBox * immediateCheckBox = YUI::widgetFactory()->createCheckBox( leftAlignment, "&Immediate Mode" ); + immediateCheckBox->setNotify(); + + YUI::widgetFactory()->createVSpacing( vbox, 0.3 ); + + YLayoutBox * hbox = YUI::widgetFactory()->createHBox( vbox ); + YLabel * valueField = YUI::widgetFactory()->createOutputField( hbox, "???" ); + valueField->setStretchable( YD_HORIZ, true ); // allow stretching over entire dialog width + + YPushButton * valueButton = YUI::widgetFactory()->createPushButton( hbox, "&Value" ); + + YUI::widgetFactory()->createVSpacing( vbox, 0.7 ); + + YAlignment * rightAlignment = YUI::widgetFactory()->createRight( vbox ); + YPushButton * closeButton = YUI::widgetFactory()->createPushButton( rightAlignment, "&Close" ); + + + // + // Event loop + // + + while ( true ) + { + YEvent * event = dialog->waitForEvent(); + + if ( event ) + { + if ( event->eventType() == YEvent::CancelEvent ) // window manager "close window" button + break; // leave event loop + + YWidgetEvent * widgetEvent = dynamic_cast (event); + + if ( widgetEvent ) + { + valueField->setValue( "???" ); + + if ( widgetEvent->widget() == closeButton ) + break; // leave event loop + else if ( widgetEvent->widget() == pastaButton ) + { + selBox->deleteAllItems(); + selBox->addItems( pastaItems() ); + } + else if ( widgetEvent->widget() == pizzaButton ) + { + selBox->deleteAllItems(); + selBox->addItems( pizzaItems() ); + } + else if ( widgetEvent->widget() == notifyCheckBox ) + { + bool notify = notifyCheckBox->isChecked(); + + if ( ! notify ) + { + // immediateMode implicitly includes notify, so set + // immediateMode off if the user wants to set notify off + + selBox->setImmediateMode( false ); + immediateCheckBox->setChecked( false ); + } + + selBox->setNotify( notify ); + } + else if ( widgetEvent->widget() == immediateCheckBox ) + { + bool immediate = immediateCheckBox->isChecked(); + selBox->setImmediateMode( immediate ); + + // immediateMode implicitly includes notify; + // reflect this in the notify check box + + if ( immediate ) + notifyCheckBox->setChecked( true ); + } + else if ( widgetEvent->widget() == selBox || + widgetEvent->widget() == valueButton ) + { + YItem * item = selBox->selectedItem(); + + if ( item ) + valueField->setValue( item->label() ); + else + valueField->setValue( "<none>" ); + } + } + + + // YDialog::waitForEvent() allocates a new YEvent and transfers + // ownership of the event to the caller, so the caller has to make + // sure the memory for the event is deallocated after use. + // Otherwise there will be a memory leak. + + delete event; + } + } + + + // + // Clean up + // + + dialog->destroy(); +} -- To unsubscribe, e-mail: yast-commit+unsubscribe@opensuse.org For additional commands, e-mail: yast-commit+help@opensuse.org