archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/wizards/BookmarkNameWizardPage.java

   1 package com.quantum.wizards;
   2
   3 import org.eclipse.swt.SWT;
   4 import org.eclipse.swt.events.ModifyEvent;
   5 import org.eclipse.swt.events.ModifyListener;
   6 import org.eclipse.swt.layout.GridData;
   7 import org.eclipse.swt.layout.GridLayout;
   8 import org.eclipse.swt.widgets.Composite;
   9 import org.eclipse.swt.widgets.Label;
  10 import org.eclipse.swt.widgets.Text;
  11
  12 import com.quantum.Messages;
  13 import com.quantum.model.BookmarkCollection;
  14
  15
  16 /**
  17  * @author BC
  18  */
  19 public class BookmarkNameWizardPage extends PropertyChangeWizardPage {
  20
  21         private String name;
  22         private final String originalName;
  23
  24         public BookmarkNameWizardPage(String pageName) {
  25                 this(pageName, null);
  26         }
  27
  28         /**
  29          * @param pageName
  30          */
  31         public BookmarkNameWizardPage(String pageName, String originalName) {
  32                 super(pageName);
  33                 this.originalName = originalName;
  34                 setTitle(Messages.getString(getClass(), "title"));
  35                 setDescription(Messages.getString(getClass(), "description"));
  36         }
  37
  38         public void createControl(Composite parent) {
  39                 setPageComplete(false);
  40
  41                 Composite composite = new Composite(parent, SWT.NONE);
  42                 GridLayout layout = new GridLayout();
  43                 layout.numColumns = 2;
  44                 composite.setLayout(layout);
  45
  46                 Label label = new Label(composite, SWT.NONE);
  47                 label.setText(Messages.getString(getClass(), "name"));
  48
  49                 Text name = new Text(composite, SWT.BORDER | SWT.SINGLE);
  50                 GridData data = new GridData(GridData.FILL_HORIZONTAL);
  51                 name.setLayoutData(data);
  52                 if (this.originalName != null) {
  53                         name.setText(this.originalName);
  54                 }
  55                 name.addModifyListener(new ModifyListener() {
  56                         public void modifyText(ModifyEvent event) {
  57                                 String name = ((Text) event.getSource()).getText();
  58                                 setName(name);
  59                         }
  60                 });
  61                 setControl(composite);
  62         }
  63
  64         /**
  65          *
  66          */
  67         private void setName(String bookmarkName) {
  68                 String errorMessage = null;
  69                 boolean done = true;
  70                 if (bookmarkName == null || bookmarkName.trim().length() == 0) {
  71                         errorMessage = Messages.getString(getClass(), "mustProvide");
  72                         done = false;
  73                 } else if (this.originalName != null && this.originalName.equals(bookmarkName)) {
  74                         done = false;
  75                 } else if (BookmarkCollection.getInstance().find(bookmarkName) != null) {
  76                         errorMessage = Messages.getString(getClass(), "alreadyExists");
  77                         done = false;
  78                 }
  79
  80                 setErrorMessage(errorMessage);
  81                 setPageComplete(done);
  82
  83                 if (errorMessage == null && !bookmarkName.equals(this.name)) {
  84                         String original = this.name;
  85                         this.name = bookmarkName;
  86                         firePropertyChange("name", original, bookmarkName);
  87                 }
  88         }
  89
  90         /**
  91          * @return Returns the name.
  92          */
  93         public String getName() {
  94                 return this.name;
  95         }
  96 }