shortened display text of variable proposal in content assist

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

diff --git a/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/ui/dialog/SimpleSelectionDialog.java b/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/ui/dialog/SimpleSelectionDialog.java
index 311b217..6b569d7 100644 (file)
--- a/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/ui/dialog/SimpleSelectionDialog.java
+++ b/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/ui/dialog/SimpleSelectionDialog.java
@@ -1,15 +1,28 @@
 package com.quantum.ui.dialog;
 
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+
+import com.quantum.model.Displayable;
+
 import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.jface.dialogs.IDialogConstants;
 import org.eclipse.jface.viewers.ILabelProviderListener;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredContentProvider;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.SWT;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Shell;
@@ -27,7 +40,11 @@ public class SimpleSelectionDialog extends Dialog {
                }
 
                public String getColumnText(Object element, int columnIndex) {
-                       return (String) element;
+                       if (element instanceof Displayable) {
+                               return ((Displayable) element).getDisplayName();
+                       } else {
+                               return element.toString();
+                       }
                }
 
                public void addListener(ILabelProviderListener listener) {
@@ -61,19 +78,25 @@ public class SimpleSelectionDialog extends Dialog {
        private final String title;
        private TableViewer viewer;
        private final Image image;
-       private final String[] objects;
+       private final Object[] objects;
        
-       private String selectedElement = null;
+       private List selection = Collections.synchronizedList(new ArrayList());
+       private final boolean multipleSelection;
 
        /**
         * @param parentShell
         */
-       protected SimpleSelectionDialog(Shell parentShell, String title, 
-                       String[] objects, Image image) {
+       public SimpleSelectionDialog(Shell parentShell, String title, 
+                       Object[] objects, Image image) {
+               this(parentShell, title, objects, image, false);
+       }
+       public SimpleSelectionDialog(Shell parentShell, String title, 
+                       Object[] objects, Image image, boolean multipleSelection) {
                super(parentShell);
                this.title = title;
                this.objects = objects;
                this.image = image;
+               this.multipleSelection = multipleSelection;
        }
 
     protected void configureShell(Shell shell) {
@@ -91,37 +114,51 @@ public class SimpleSelectionDialog extends Dialog {
         layout.numColumns = 1;
         layout.verticalSpacing = 1;
         
-        this.viewer = new TableViewer(composite);
-        GridData full = new GridData(GridData.FILL_HORIZONTAL);
-        full.widthHint = 200;
-        full.heightHint = 50;
+        int style = SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL;
+        if (this.multipleSelection) {
+               style |= SWT.MULTI;
+        }
+        this.viewer = new TableViewer(composite, style);
+        GridData full = new GridData(GridData.FILL_BOTH);
+        full.widthHint = 300;
+        full.heightHint = 100;
         this.viewer.getControl().setLayoutData(full);
         
         this.viewer.setLabelProvider(new LabelProvider());
         this.viewer.setContentProvider(new ContentProvider());
 
         this.viewer.setInput(this);
+        
+        this.viewer.addSelectionChangedListener(new ISelectionChangedListener() {
+
+                       public void selectionChanged(SelectionChangedEvent event) {
+                               Button okButton = getButton(IDialogConstants.OK_ID);
+                               okButton.setEnabled(!event.getSelection().isEmpty());
+                       }
+               
+        });
 
         return composite;
     }
     
+       protected void createButtonsForButtonBar(Composite parent) {
+               super.createButtonsForButtonBar(parent);
+               Button okButton = getButton(IDialogConstants.OK_ID);
+               okButton.setEnabled(false);
+       }
        
        protected void okPressed() {
-               
         IStructuredSelection selection = (IStructuredSelection) this.viewer.getSelection();
-        this.selectedElement = (String) selection.getFirstElement();
+        this.selection.clear();
+        for (Iterator i = selection.iterator(); i.hasNext();) {
+                       this.selection.add(i.next());
+               }
         super.okPressed();
        }
        /**
         * @return Returns the selectedElement.
         */
-       public String getSelectedElement() {
-               return this.selectedElement;
-       }
-       /**
-        * @param selectedElement The selectedElement to set.
-        */
-       public void setSelectedElement(String selectedElement) {
-               this.selectedElement = selectedElement;
+       public IStructuredSelection getSelection() {
+               return new StructuredSelection(this.selection);
        }
 }