bundles/org.simantics.databoard/src/org/simantics/databoard/forms/DataboardDialog.java

   1 package org.simantics.databoard.forms;
   2
   3 import org.eclipse.jface.dialogs.Dialog;
   4 import org.eclipse.jface.dialogs.IDialogConstants;
   5 import org.eclipse.swt.SWT;
   6 import org.eclipse.swt.custom.ScrolledComposite;
   7 import org.eclipse.swt.layout.GridData;
   8 import org.eclipse.swt.layout.GridLayout;
   9 import org.eclipse.swt.widgets.Composite;
  10 import org.eclipse.swt.widgets.Control;
  11 import org.eclipse.swt.widgets.Shell;
  12 import org.simantics.databoard.accessor.error.AccessorConstructionException;
  13 import org.simantics.databoard.accessor.error.AccessorException;
  14 import org.simantics.databoard.binding.RecordBinding;
  15 import org.simantics.databoard.binding.error.BindingException;
  16
  17 public class DataboardDialog extends Dialog {
  18
  19         RecordBinding formBinding;
  20         Object initialValues;
  21         String title;
  22         Object result;
  23     DataboardForm form;
  24     Composite composite;
  25
  26     /**
  27      * Create dialog window
  28      *
  29      * @param parentShell
  30      * @param title
  31      * @param formBinding
  32      * @param initialValues values according to formBinding or null
  33      */
  34         public DataboardDialog(Shell parentShell, String title, RecordBinding formBinding, Object initialValues) {
  35                 super(parentShell);
  36                 this.formBinding = formBinding;
  37                 this.initialValues = initialValues;
  38                 this.title = title;
  39
  40                 setBlockOnOpen(true);
  41                 setShellStyle(SWT.RESIZE | SWT.TITLE | SWT.CLOSE | SWT.BORDER);
  42         }
  43
  44         @Override
  45         protected void createButtonsForButtonBar(Composite parent) {
  46                 createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
  47                 createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
  48         }
  49
  50         @Override
  51         protected Control createDialogArea(Composite parent) {
  52             ScrolledComposite scroll = new ScrolledComposite(parent, SWT.V_SCROLL);
  53             composite = new Composite(scroll, 0);
  54         scroll.setContent(composite);
  55         scroll.setExpandHorizontal(true);
  56         scroll.setExpandVertical(false);
  57                 form = new DataboardForm();
  58             form.setFirstColumnWidth(0);
  59             form.addFields(composite, formBinding.type());
  60
  61                 composite.setLayout( new GridLayout(3, false) );
  62                 composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 3, 1));
  63
  64                 if ( initialValues != null ) {
  65                         try {
  66                                 form.writeFields(composite, formBinding, initialValues);
  67                         } catch (AccessorException e) {
  68                                 e.printStackTrace();
  69                         } catch (BindingException e) {
  70                                 e.printStackTrace();
  71                         } catch (AccessorConstructionException e) {
  72                                 e.printStackTrace();
  73                         }
  74                 }
  75
  76             composite.pack();
  77
  78                 return scroll;
  79         }
  80
  81     protected void configureShell(Shell newShell) {
  82         super.configureShell(newShell);
  83         newShell.setText(title);
  84     }
  85
  86         @Override
  87         protected void okPressed() {
  88                 try {
  89                         result = formBinding.createDefault();
  90                         form.readFields(composite, formBinding, result);
  91                 } catch (BindingException e) {
  92                         e.printStackTrace();
  93                         result = null;
  94                 } catch (AccessorConstructionException e) {
  95                         e.printStackTrace();
  96                         result = null;
  97                 } catch (AccessorException e) {
  98                         e.printStackTrace();
  99                         result = null;
 100                 }
 101                 super.okPressed();
 102         }
 103
 104         @Override
 105         protected void cancelPressed() {
 106                 result = null;
 107                 super.cancelPressed();
 108         }
 109
 110         public Object getResult() {
 111                 return result;
 112         }
 113
 114 }