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Contacts |
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import diamondedge.util.*; import diamondedge.ado.*; import diamondedge.vb.*; import java.awt.*; import java.awt.event.*; public class Contacts extends AwtForm implements ItemListener, ActionListener { public TextField txtEmail = new TextField(); public TextField txtName = new TextField(); public List lstEntries = new List(); public TextField txtTotalEntries = new TextField(); public Button cmdClear = new Button(); public Button cmdAdd = new Button(); public Button cmdDelete = new Button(); public AwtLabel lblName = new AwtLabel(); public AwtLine Line1 = new AwtLine(); public AwtLabel lblEmail = new AwtLabel(); public AwtLine Line2 = new AwtLine(); public AwtLabel lblEntries = new AwtLabel(); public AwtLabel Label1 = new AwtLabel(); public Contacts() { } public void initialize() { if( initialized ) return; try { setLayout( null ); setName( "Contacts" ); setScaleMode( 3 ); setTitle( "Contacts" ); //unsup FontUnderline = false; //unsup FontStrikethrough = false; //unsup LinkTopic = "Form1"; //unsup PaletteMode = 1; setScaleHeight( 305 ); setScaleWidth( 476 ); setFormLocation( 98, 115 ); setSize( 476, 305 ); setFormSize( 476, 305 ); setFont( new Font("SansSerif", Font.BOLD, 10) ); txtName.setName( "txtName" ); add( txtName ); //unsup txtName.FontUnderline = false; //unsup txtName.FontStrikethrough = false; //unsup txtName.TabIndex = 0; txtName.setVisible( true ); txtName.setText( "" ); txtName.setLocation( 16, 112 ); txtName.setSize( 169, 25 ); txtName.setFont( new Font("SansSerif", Font.PLAIN, 10) ); txtEmail.setName( "txtEmail" ); add( txtEmail ); //unsup txtEmail.FontUnderline = false; //unsup txtEmail.FontStrikethrough = false; //unsup txtEmail.TabIndex = 1; txtEmail.setVisible( true ); txtEmail.setText( "" ); txtEmail.setLocation( 288, 112 ); txtEmail.setSize( 169, 25 ); txtEmail.setFont( new Font("SansSerif", Font.PLAIN, 10) ); txtTotalEntries.setName( "txtTotalEntries" ); add( txtTotalEntries ); //unsup txtTotalEntries.TabIndex = 3; txtTotalEntries.setVisible( true ); txtTotalEntries.setText( "" ); txtTotalEntries.setLocation( 416, 272 ); txtTotalEntries.setSize( 41, 19 ); cmdClear.setName( "cmdClear" ); add( cmdClear ); cmdClear.setLabel( "Clear All" ); //unsup cmdClear.TabIndex = 6; cmdClear.setVisible( true ); cmdClear.setLocation( 192, 264 ); cmdClear.setSize( 65, 33 ); cmdDelete.setName( "cmdDelete" ); add( cmdDelete ); cmdDelete.setLabel( "Delete" ); cmdDelete.setEnabled( false ); //unsup cmdDelete.TabIndex = 5; cmdDelete.setVisible( true ); cmdDelete.setLocation( 104, 264 ); cmdDelete.setSize( 65, 33 ); cmdAdd.setName( "cmdAdd" ); add( cmdAdd ); cmdAdd.setLabel( "Add" ); //unsup cmdAdd.Default = true; //unsup cmdAdd.TabIndex = 4; cmdAdd.setVisible( true ); cmdAdd.setLocation( 16, 264 ); cmdAdd.setSize( 65, 33 ); lstEntries.setName( "lstEntries" ); add( lstEntries ); //unsup lstEntries.FontUnderline = false; //unsup lstEntries.FontStrikethrough = false; lstEntries.setForeground( Color.blue ); lstEntries.repaint(); //unsup lstEntries.TabIndex = 2; lstEntries.setVisible( true ); initializeList( lstEntries, null ); lstEntries.setLocation( 16, 144 ); lstEntries.setSize( 441, 100 ); lstEntries.setFont( new Font("Serif", Font.BOLD|Font.ITALIC, 17) ); Line1.setName( "Line1" ); add( Line1 ); Line1.setX1( 16 ); Line1.setX2( 456 ); Line1.setY1( 8 ); Line1.setY2( 8 ); Line1.setVisible( true ); Line2.setName( "Line2" ); add( Line2 ); Line2.setLineColor( Color.black ); Line2.setX1( 16 ); Line2.setX2( 456 ); Line2.setY1( 72 ); Line2.setY2( 72 ); Line2.setVisible( true ); lblEntries.setName( "lblEntries" ); add( lblEntries ); lblEntries.setText( "# of contacts:" ); //unsup lblEntries.TabIndex = 10; lblEntries.setVisible( true ); lblEntries.setLocation( 312, 272 ); lblEntries.setSize( 97, 17 ); lblEmail.setName( "lblEmail" ); add( lblEmail ); lblEmail.setText( "Email Address:" ); //unsup lblEmail.TabIndex = 9; lblEmail.setVisible( true ); lblEmail.setLocation( 288, 88 ); lblEmail.setSize( 105, 17 ); lblName.setName( "lblName" ); add( lblName ); lblName.setText( "Name:" ); //unsup lblName.TabIndex = 8; lblName.setVisible( true ); lblName.setLocation( 16, 88 ); lblName.setSize( 65, 17 ); Label1.setName( "Label1" ); add( Label1 ); Label1.setAlignment( AwtLabel.CENTER ); Label1.setText( "Contact List" ); //unsup Label1.FontUnderline = false; //unsup Label1.FontStrikethrough = false; //unsup Label1.TabIndex = 7; Label1.setVisible( true ); Label1.setLocation( 16, 24 ); Label1.setSize( 441, 33 ); Label1.setFont( new Font("SansSerif", Font.BOLD, 26) ); } catch(Exception _e_) { Err.set(_e_,"Contacts"); } if( !unloaded ) enableEvents(); super.initialize(); initialized = true; } // methods public void Form_Activate() { try { txtName.requestFocus(); txtTotalEntries.setEditable( !true ); txtName.setText( "John Doe" ); txtEmail.setText( "johndoe@anywhere.com" ); } catch(Exception _e_) { Err.set(_e_,"Form_Activate"); } } // events private void lstEntries_Click() { try { //Disable "Delete" command button if( lstEntries.getSelectedIndex() == -1 ) { cmdDelete.setEnabled( false ); } } catch(Exception _e_) { Err.set(_e_,"lstEntries_Click"); } } private void cmdClear_Click() { try { //Clear all entries from list box lstEntries.removeAll(); //Disable "Delete" command button cmdDelete.setEnabled( false ); //Show the number of items in "lstEntries" list box txtTotalEntries.setText( String.valueOf( lstEntries.getItemCount() ) ); //Reset focus to name textbox txtName.requestFocus(); } catch(Exception _e_) { Err.set(_e_,"cmdClear_Click"); } } private void cmdAdd_Click() { try { String szEntry = ""; //Get name and number szEntry = txtName.getText() + " --- " + txtEmail.getText(); //Add name to list box lstEntries.add( szEntry ); //Reset entry fields, number of entries, "Delete" button txtEmail.setText( "" ); txtName.setText( "" ); txtName.requestFocus(); txtTotalEntries.setText( String.valueOf( lstEntries.getItemCount() ) ); cmdDelete.setEnabled( true ); } catch(Exception _e_) { Err.set(_e_,"cmdAdd_Click"); } } private void cmdDelete_Click() { try { int nIndex = 0; if( lstEntries.getSelectedIndex() != -1 ) { //Get the index of selected item nIndex = lstEntries.getSelectedIndex(); //Remove the selected item lstEntries.remove( nIndex ); //Show the number of items in "lstEntries" list box txtTotalEntries.setText( String.valueOf( lstEntries.getItemCount() ) ); //If "lstEntries" is empty, disable "Delete" button if( lstEntries.getItemCount() == 0 ) { cmdDelete.setEnabled( false ); } } } catch(Exception _e_) { Err.set(_e_,"cmdDelete_Click"); } } // implementation of Listener interfaces public void itemStateChanged( ItemEvent e ) { if( e.getSource() == lstEntries ) { lstEntries_Click(); } } public void actionPerformed( ActionEvent e ) { if( e.getSource() == cmdClear ) { cmdClear_Click(); } else if( e.getSource() == cmdAdd ) { cmdAdd_Click(); } else if( e.getSource() == cmdDelete ) { cmdDelete_Click(); } } public void enableEvents() { lstEntries.addItemListener( this ); cmdClear.addActionListener( this ); cmdAdd.addActionListener( this ); cmdDelete.addActionListener( this ); } }
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Contacts |
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