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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
commitd796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch)
tree6e3dcca4f77e20ec8966c666aac7c35bd4704053 /examples/checklists/checklists.cpp
downloadtqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz
tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
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+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for TQt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "checklists.h"
+
+#include <qlistview.h>
+#include <qvbox.h>
+#include <qlabel.h>
+#include <qvaluelist.h>
+#include <qstring.h>
+#include <qpushbutton.h>
+#include <qlayout.h>
+
+/*
+ * Constructor
+ *
+ * Create all child widgets of the CheckList Widget
+ */
+
+CheckLists::CheckLists( TQWidget *parent, const char *name )
+ : TQWidget( parent, name )
+{
+ TQHBoxLayout *lay = new TQHBoxLayout( this );
+ lay->setMargin( 5 );
+
+ // create a widget which layouts its childs in a column
+ TQVBoxLayout *vbox1 = new TQVBoxLayout( lay );
+ vbox1->setMargin( 5 );
+
+ // First child: a Label
+ vbox1->addWidget( new TQLabel( "Check some items!", this ) );
+
+ // Second child: the ListView
+ lv1 = new TQListView( this );
+ vbox1->addWidget( lv1 );
+ lv1->addColumn( "Items" );
+ lv1->setRootIsDecorated( TRUE );
+
+ // create a list with 4 ListViewItems which will be parent items of other ListViewItems
+ TQValueList<TQListViewItem *> parentList;
+
+ parentList.append( new TQCheckListItem( lv1, "Parent Item 1", TQCheckListItem::CheckBoxController ) );
+ parentList.append( new TQCheckListItem( lv1, "Parent Item 2", TQCheckListItem::CheckBoxController ) );
+ parentList.append( new TQCheckListItem( lv1, "Parent Item 3", TQCheckListItem::CheckBoxController ) );
+ parentList.append( new TQCheckListItem( lv1, "Parent Item 4", TQCheckListItem::CheckBoxController ) );
+
+ TQListViewItem *item = 0;
+ unsigned int num = 1;
+ // go through the list of parent items...
+ for ( TQValueList<TQListViewItem*>::Iterator it = parentList.begin(); it != parentList.end();
+ ( *it )->setOpen( TRUE ), ++it, num++ ) {
+ item = *it;
+ // ...and create 5 checkable child ListViewItems for each parent item
+ for ( unsigned int i = 1; i <= 5; i++ )
+ (void)new TQCheckListItem( item, TQString( "%1. Child of Parent %2" ).arg( i ).arg( num ), TQCheckListItem::CheckBox );
+ }
+
+ // Create another widget for layouting
+ TQVBoxLayout *tmp = new TQVBoxLayout( lay );
+ tmp->setMargin( 5 );
+
+ // create a pushbutton
+ TQPushButton *copy1 = new TQPushButton( " -> ", this );
+ tmp->addWidget( copy1 );
+ copy1->setMaximumWidth( copy1->sizeHint().width() );
+ // connect the SIGNAL clicked() of the pushbutton with the SLOT copy1to2()
+ connect( copy1, SIGNAL( clicked() ), this, SLOT( copy1to2() ) );
+
+ // another widget for layouting
+ TQVBoxLayout *vbox2 = new TQVBoxLayout( lay );
+ vbox2->setMargin( 5 );
+
+ // and another label
+ vbox2->addWidget( new TQLabel( "Check one item!", this ) );
+
+ // create the second listview
+ lv2 = new TQListView( this );
+ vbox2->addWidget( lv2 );
+ lv2->addColumn( "Items" );
+ lv2->setRootIsDecorated( TRUE );
+
+ // another widget needed for layouting only
+ tmp = new TQVBoxLayout( lay );
+ tmp->setMargin( 5 );
+
+ // create another pushbutton...
+ TQPushButton *copy2 = new TQPushButton( " -> ", this );
+ lay->addWidget( copy2 );
+ copy2->setMaximumWidth( copy2->sizeHint().width() );
+ // ...and connect its clicked() SIGNAL to the copy2to3() SLOT
+ connect( copy2, SIGNAL( clicked() ), this, SLOT( copy2to3() ) );
+
+ tmp = new TQVBoxLayout( lay );
+ tmp->setMargin( 5 );
+
+ // and create a label which will be at the right of the window
+ label = new TQLabel( "No Item yet...", this );
+ tmp->addWidget( label );
+}
+
+/*
+ * SLOT copy1to2()
+ *
+ * Copies all checked ListViewItems from the first ListView to
+ * the second one, and inserts them as Radio-ListViewItem.
+ */
+
+void CheckLists::copy1to2()
+{
+ // create an iterator which operates on the first ListView
+ TQListViewItemIterator it( lv1 );
+
+ lv2->clear();
+
+ // Insert first a controller Item into the second ListView. Always if Radio-ListViewItems
+ // are inserted into a Listview, the parent item of these MUST be a controller Item!
+ TQCheckListItem *item = new TQCheckListItem( lv2, "Controller", TQCheckListItem::Controller );
+ item->setOpen( TRUE );
+
+ // iterate through the first ListView...
+ for ( ; it.current(); ++it )
+ // ...check state of childs, and...
+ if ( it.current()->parent() )
+ // ...if the item is checked...
+ if ( ( (TQCheckListItem*)it.current() )->isOn() )
+ // ...insert a Radio-ListViewItem with the same text into the second ListView
+ (void)new TQCheckListItem( item, it.current()->text( 0 ), TQCheckListItem::RadioButton );
+
+ if ( item->firstChild() )
+ ( ( TQCheckListItem* )item->firstChild() )->setOn( TRUE );
+}
+
+/*
+ * SLOT copy2to3()
+ *
+ * Copies the checked item of the second ListView into the
+ * Label at the right.
+ */
+
+void CheckLists::copy2to3()
+{
+ // create an iterator which operates on the second ListView
+ TQListViewItemIterator it( lv2 );
+
+ label->setText( "No Item checked" );
+
+ // iterate through the second ListView...
+ for ( ; it.current(); ++it )
+ // ...check state of childs, and...
+ if ( it.current()->parent() )
+ // ...if the item is checked...
+ if ( ( (TQCheckListItem*)it.current() )->isOn() )
+ // ...set the text of the item to the label
+ label->setText( it.current()->text( 0 ) );
+}
+