org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/views/uml2sd/dialogs/SDPrintDialog.java

   1 /**********************************************************************
   2  * Copyright (c) 2005, 2012 IBM Corporation, Ericsson
   3  * All rights reserved.   This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM - Initial API and implementation
  10  *     Bernd Hufmann - Updated for TMF
  11  **********************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.views.uml2sd.dialogs;
  14
  15 import org.eclipse.jface.dialogs.Dialog;
  16 import org.eclipse.jface.dialogs.IDialogConstants;
  17 import org.eclipse.linuxtools.tmf.ui.views.uml2sd.SDWidget;
  18 import org.eclipse.linuxtools.tmf.ui.views.uml2sd.util.SDMessages;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.events.SelectionEvent;
  21 import org.eclipse.swt.events.SelectionListener;
  22 import org.eclipse.swt.layout.GridData;
  23 import org.eclipse.swt.widgets.Button;
  24 import org.eclipse.swt.widgets.Composite;
  25 import org.eclipse.swt.widgets.Control;
  26 import org.eclipse.swt.widgets.Label;
  27 import org.eclipse.swt.widgets.Shell;
  28
  29 /**
  30  * This class implements a dialog box for collecting printing information.
  31  *
  32  * @version 1.0
  33  * @author sveyrier
  34  */
  35 public class SDPrintDialog extends Dialog {
  36
  37     // ------------------------------------------------------------------------
  38     // Attributes
  39     // ------------------------------------------------------------------------
  40     /**
  41      * The sequence dialog widget reference.
  42      */
  43     protected SDWidget fSdView;
  44     /**
  45      * Sequence dialog print dialog UI
  46      */
  47     protected SDPrintDialogUI fDialogUI;
  48     /**
  49      * Error message to display.
  50      */
  51     protected String fErrorMessage = null;
  52     /**
  53      * A message label.
  54      */
  55     protected Label fMessageLabel = null;
  56     /**
  57      * Flag whether the page is complete or not
  58      */
  59     protected boolean fIsPageComplete = true;
  60
  61     // ------------------------------------------------------------------------
  62     // Constructors
  63     // ------------------------------------------------------------------------
  64     /**
  65      * Standard constructor
  66      *
  67      * @param shell Shell reference
  68      * @param viewer Sequence diagram widget reference
  69      */
  70     public SDPrintDialog(Shell shell, SDWidget viewer) {
  71         super(shell);
  72         fSdView = viewer;
  73
  74         fDialogUI = new SDPrintDialogUI(shell, fSdView);
  75         fDialogUI.setParentDialog(this);
  76     }
  77
  78     // ------------------------------------------------------------------------
  79     // Methods
  80     // ------------------------------------------------------------------------
  81     /*
  82      * (non-Javadoc)
  83      * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
  84      */
  85     @Override
  86     protected Control createDialogArea(Composite p) {
  87         p.getShell().setText(SDMessages._114);
  88         Composite parent = (Composite) super.createDialogArea(p);
  89
  90         fDialogUI.createDialogArea(parent);
  91
  92         fMessageLabel = new Label(parent, SWT.NONE);
  93         GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
  94         gridData.horizontalSpan = 6;
  95         fMessageLabel.setLayoutData(gridData);
  96         setErrorMessage(fErrorMessage);
  97
  98         return parent;
  99     }
 100
 101     /*
 102      * (non-Javadoc)
 103      * @see org.eclipse.jface.dialogs.Dialog#okPressed()
 104      */
 105     @Override
 106     protected void okPressed() {
 107
 108         if (fDialogUI.okPressed()) {
 109             super.okPressed();
 110         }
 111     }
 112
 113     /*
 114      * (non-Javadoc)
 115      * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)
 116      */
 117     @Override
 118     protected void createButtonsForButtonBar(Composite parent) {
 119
 120         super.createButtonsForButtonBar(parent);
 121         createButton(parent, IDialogConstants.CLIENT_ID, SDMessages._115, false);
 122
 123         getButton(IDialogConstants.CLIENT_ID).addSelectionListener(new SelectionListener() {
 124             /*
 125              * (non-Javadoc)
 126              * @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
 127              */
 128             @Override
 129             public void widgetSelected(SelectionEvent e) {
 130
 131                 fDialogUI.printButtonSelected();
 132             }
 133             /*
 134              * (non-Javadoc)
 135              * @see org.eclipse.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent)
 136              */
 137             @Override
 138             public void widgetDefaultSelected(SelectionEvent e) {
 139             }
 140         });
 141
 142         updateButtons();
 143     }
 144
 145     /**
 146      * @return the dialog UI
 147      */
 148     public SDPrintDialogUI getDialogUI() {
 149         return fDialogUI;
 150     }
 151
 152     /**
 153      * Sets the error message.
 154      *
 155      * @param message error message to set
 156      */
 157     public void setErrorMessage(String message) {
 158         fErrorMessage = message;
 159         if (fMessageLabel != null) {
 160             if (fErrorMessage == null) {
 161                 fMessageLabel.setText(""); //$NON-NLS-1$
 162             } else {
 163                 fMessageLabel.setText(fErrorMessage);
 164             }
 165         }
 166     }
 167
 168     /**
 169      * Sets the page complete flag.
 170      * @param complete whether page is complete or not
 171      */
 172     public void setPageComplete(boolean complete) {
 173         fIsPageComplete = complete;
 174         updateButtons();
 175     }
 176
 177     /**
 178      * Udates the button enable state.
 179      */
 180     public void updateButtons() {
 181         Button okButton = getButton(IDialogConstants.OK_ID);
 182         if (fIsPageComplete) {
 183             if (okButton != null) {
 184                 okButton.setEnabled(true);
 185             }
 186         } else {
 187             if (okButton != null) {
 188                 okButton.setEnabled(false);
 189             }
 190         }
 191     }
 192
 193 }