archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/ui/dialog/SimpleSelectionDialog.java

   1 package com.quantum.ui.dialog;
   2
   3 import org.eclipse.jface.dialogs.Dialog;
   4 import org.eclipse.jface.viewers.ILabelProviderListener;
   5 import org.eclipse.jface.viewers.IStructuredContentProvider;
   6 import org.eclipse.jface.viewers.IStructuredSelection;
   7 import org.eclipse.jface.viewers.ITableLabelProvider;
   8 import org.eclipse.jface.viewers.TableViewer;
   9 import org.eclipse.jface.viewers.Viewer;
  10 import org.eclipse.swt.graphics.Image;
  11 import org.eclipse.swt.layout.GridData;
  12 import org.eclipse.swt.layout.GridLayout;
  13 import org.eclipse.swt.widgets.Composite;
  14 import org.eclipse.swt.widgets.Control;
  15 import org.eclipse.swt.widgets.Shell;
  16
  17
  18 /**
  19  * @author BC
  20  */
  21 public class SimpleSelectionDialog extends Dialog {
  22
  23         class LabelProvider implements ITableLabelProvider {
  24
  25                 public Image getColumnImage(Object element, int columnIndex) {
  26                         return SimpleSelectionDialog.this.image;
  27                 }
  28
  29                 public String getColumnText(Object element, int columnIndex) {
  30                         return (String) element;
  31                 }
  32
  33                 public void addListener(ILabelProviderListener listener) {
  34                 }
  35
  36                 public void dispose() {
  37                 }
  38
  39                 public boolean isLabelProperty(Object element, String property) {
  40                         return false;
  41                 }
  42
  43                 public void removeListener(ILabelProviderListener listener) {
  44                 }
  45         }
  46
  47         class ContentProvider implements IStructuredContentProvider {
  48
  49                 public Object[] getElements(Object inputElement) {
  50                         return SimpleSelectionDialog.this.objects;
  51                 }
  52
  53                 public void dispose() {
  54                 }
  55
  56                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  57                 }
  58
  59         }
  60
  61         private final String title;
  62         private TableViewer viewer;
  63         private final Image image;
  64         private final String[] objects;
  65
  66         private String selectedElement = null;
  67
  68         /**
  69          * @param parentShell
  70          */
  71         protected SimpleSelectionDialog(Shell parentShell, String title,
  72                         String[] objects, Image image) {
  73                 super(parentShell);
  74                 this.title = title;
  75                 this.objects = objects;
  76                 this.image = image;
  77         }
  78
  79     protected void configureShell(Shell shell) {
  80         super.configureShell(shell);
  81         shell.setText(title);
  82         GridLayout layout = new GridLayout();
  83         shell.setLayout(layout);
  84     }
  85
  86     protected Control createDialogArea(Composite parent) {
  87
  88         Composite composite = new Composite(parent, 0);
  89         GridLayout layout = new GridLayout();
  90         composite.setLayout(layout);
  91         layout.numColumns = 1;
  92         layout.verticalSpacing = 1;
  93
  94         this.viewer = new TableViewer(composite);
  95         GridData full = new GridData(GridData.FILL_HORIZONTAL);
  96         full.widthHint = 200;
  97         full.heightHint = 50;
  98         this.viewer.getControl().setLayoutData(full);
  99
 100         this.viewer.setLabelProvider(new LabelProvider());
 101         this.viewer.setContentProvider(new ContentProvider());
 102
 103         this.viewer.setInput(this);
 104
 105         return composite;
 106     }
 107
 108
 109         protected void okPressed() {
 110
 111         IStructuredSelection selection = (IStructuredSelection) this.viewer.getSelection();
 112         this.selectedElement = (String) selection.getFirstElement();
 113         super.okPressed();
 114         }
 115         /**
 116          * @return Returns the selectedElement.
 117          */
 118         public String getSelectedElement() {
 119                 return this.selectedElement;
 120         }
 121         /**
 122          * @param selectedElement The selectedElement to set.
 123          */
 124         public void setSelectedElement(String selectedElement) {
 125                 this.selectedElement = selectedElement;
 126         }
 127 }