net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/wizards/html/SomeItemInputDialog.java

   1 /*
   2  * $Id: SomeItemInputDialog.java,v 1.2 2005-05-06 00:57:33 stefanbjarni Exp $
   3  * Copyright Narushima Hironori. All rights reserved.
   4  */
   5 package net.sourceforge.phpeclipse.wizards.html;
   6
   7 import org.eclipse.jface.dialogs.Dialog;
   8 import org.eclipse.jface.dialogs.IDialogConstants;
   9 import org.eclipse.jface.dialogs.IInputValidator;
  10 import org.eclipse.swt.SWT;
  11 import org.eclipse.swt.events.ModifyEvent;
  12 import org.eclipse.swt.events.ModifyListener;
  13 import org.eclipse.swt.graphics.Point;
  14 import org.eclipse.swt.layout.GridData;
  15 import org.eclipse.swt.layout.GridLayout;
  16 import org.eclipse.swt.widgets.Button;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.swt.widgets.Control;
  19 import org.eclipse.swt.widgets.Label;
  20 import org.eclipse.swt.widgets.Shell;
  21 import org.eclipse.swt.widgets.Text;
  22
  23 /**
  24  *
  25  */
  26 public class SomeItemInputDialog extends Dialog {
  27
  28         String dialogTitle;
  29         String[] inputMessages;
  30
  31         IInputValidator[] validators;
  32         Text[] texts;
  33         Text error;
  34
  35         String[] errorMsgs;
  36         String[] resultValues;
  37
  38         public SomeItemInputDialog(Shell parentShell, String dialogTitle, String[] inputMessages, IInputValidator[] validators) {
  39                 super(parentShell);
  40                 if(inputMessages.length != validators.length){
  41                         throw new IllegalArgumentException("Specify validator counts and input message count is not same.");
  42                 }
  43
  44                 this.dialogTitle = dialogTitle;
  45                 this.inputMessages = (String[])inputMessages.clone();
  46                 this.validators = (IInputValidator[])validators.clone();
  47                 this.errorMsgs = new String[validators.length];
  48
  49                 setShellStyle(SWT.RESIZE | getShellStyle());
  50         }
  51
  52         protected void configureShell(Shell newShell) {
  53                 super.configureShell(newShell);
  54                 newShell.setText(dialogTitle);
  55         }
  56
  57         protected Control createDialogArea(Composite parent) {
  58                 Composite base = (Composite)super.createDialogArea(parent);
  59                 GridLayout gl = new GridLayout(2, false);
  60                 gl.marginWidth = 4;
  61                 gl.marginHeight = 6;
  62                 base.setLayout(gl);
  63
  64                 texts = new Text[inputMessages.length];
  65                 for(int i=0; i<inputMessages.length; i++){
  66                         new Label(base, SWT.NONE).setText(inputMessages[i] + ":");
  67
  68                         final int index = i;
  69                         Text t = new Text(base, SWT.BORDER);
  70                         t.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
  71                         t.addModifyListener(new ModifyListener() {
  72                                 public void modifyText(ModifyEvent e) {
  73                                         refreshValidator(index);
  74                                 }
  75                         });
  76                         texts[i] = t;
  77                 }
  78
  79                 error = new Text(base, SWT.READ_ONLY);
  80                 GridData gd = new GridData(GridData.FILL_HORIZONTAL);
  81                 gd.horizontalSpan = 2;
  82                 error.setLayoutData(gd);
  83
  84                 return base;
  85         }
  86
  87         void refreshValidator(int index){
  88                 String data = texts[index].getText();
  89                 IInputValidator validator = validators[index];
  90                 if( validator != null){
  91                         errorMsgs[index] = validator.isValid(data);
  92                 }
  93
  94                 Button okButton = getButton(IDialogConstants.OK_ID);
  95                 for(int i=0; i<errorMsgs.length; i++){
  96                         String msg = errorMsgs[i];
  97                         if(msg != null){
  98                                 error.setText(msg);
  99                                 okButton.setEnabled(false);
 100                                 return;
 101                         }
 102                 }
 103                 error.setText("");
 104                 okButton.setEnabled(true);
 105         }
 106
 107         public String[] getValues(){
 108                 return (String[]) resultValues.clone();
 109         }
 110
 111         protected Point getInitialSize() {
 112                 Point p = super.getInitialSize();
 113                 return new Point( p.x * 2, (int)(p.y * 1.25) );
 114         }
 115
 116         protected void okPressed() {
 117                 resultValues = new String[texts.length];
 118                 for (int i = 0; i < texts.length; i++) {
 119                         resultValues[i] = texts[i].getText();
 120                 }
 121                 super.okPressed();
 122         }
 123
 124 }