eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/model/CdmErrorDialog.java

   1 package eu.etaxonomy.taxeditor.model;
   2
   3 import org.eclipse.core.runtime.IStatus;
   4 import org.eclipse.jface.dialogs.ErrorDialog;
   5 import org.eclipse.jface.dialogs.IDialogConstants;
   6 import org.eclipse.jface.resource.JFaceResources;
   7 import org.eclipse.swt.SWT;
   8 import org.eclipse.swt.dnd.Clipboard;
   9 import org.eclipse.swt.dnd.TextTransfer;
  10 import org.eclipse.swt.dnd.Transfer;
  11 import org.eclipse.swt.events.SelectionEvent;
  12 import org.eclipse.swt.events.SelectionListener;
  13 import org.eclipse.swt.graphics.Point;
  14 import org.eclipse.swt.widgets.Button;
  15 import org.eclipse.swt.widgets.Composite;
  16 import org.eclipse.swt.widgets.List;
  17 import org.eclipse.swt.widgets.Shell;
  18
  19 /**
  20  * Error dialog class specifically implemented for the editor.
  21  * The main difference with {@link org.eclipse.jface.dialogs.ErrorDialog} is that
  22  * this dialog has a fixed max height.
  23  *
  24  * @author cmathew
  25  *
  26  */
  27 public  class CdmErrorDialog extends ErrorDialog {
  28
  29         private static final int DIALOG_MAX_HEIGHT = 500;
  30
  31         private Button copyButton;
  32         private final String stackTrace;
  33
  34          /**
  35      * The current clipboard. To be disposed when closing the dialog.
  36      */
  37     private Clipboard clipboard;
  38
  39     /**
  40      * @param parentShell
  41      * @param dialogTitle
  42      * @param message
  43      * @param status
  44      * @param stackTrace
  45      */
  46     public CdmErrorDialog(Shell parentShell,
  47             String dialogTitle,
  48             String message,
  49             IStatus status,
  50             String stackTrace) {
  51         super(parentShell,
  52                 dialogTitle,
  53                 message, status,
  54                 IStatus.OK| IStatus.INFO | IStatus.WARNING | IStatus.ERROR);
  55         this.stackTrace = stackTrace;
  56     }
  57
  58     /**
  59      * @param parentShell
  60      * @param dialogTitle
  61      * @param message
  62      * @param status
  63      */
  64     public CdmErrorDialog(Shell parentShell,
  65             String dialogTitle,
  66             String message,
  67             IStatus status) {
  68         this(parentShell, dialogTitle, message, status, "");
  69     }
  70
  71         /* (non-Javadoc)
  72          * @see org.eclipse.jface.dialogs.ErrorDialog#buttonPressed(int)
  73          */
  74         @Override
  75         protected void buttonPressed(int id) {
  76                 super.buttonPressed(id);
  77                 if (id == IDialogConstants.DETAILS_ID) {
  78                         Point oldSize = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
  79                         // set height to max allowed
  80                         if(getShell().getSize().y > DIALOG_MAX_HEIGHT) {
  81                                 getShell().setSize(getShell().getSize().x, 500);
  82                         } else {
  83                                 getShell().setSize(getShell().getSize().x, oldSize.y);
  84                         }
  85                 }
  86
  87         }
  88
  89         /* (non-Javadoc)
  90          * @see org.eclipse.jface.dialogs.ErrorDialog#createDropDownList(org.eclipse.swt.widgets.Composite)
  91          */
  92         @Override
  93         protected List createDropDownList(Composite parent) {
  94             List list = super.createDropDownList(parent);
  95             list.getMenu().getItem(0).setText(JFaceResources.getString("copy all"));
  96             return list;
  97         }
  98
  99         /* (non-Javadoc)
 100          * @see org.eclipse.jface.dialogs.ErrorDialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)
 101          */
 102         @Override
 103         protected void createButtonsForButtonBar(Composite parent) {
 104             copyButton = createButton(parent, 2000,"Copy Error", false);
 105             copyButton.addSelectionListener(new SelectionListener() {
 106                 /*
 107                  * @see SelectionListener.widgetSelected (SelectionEvent)
 108                  */
 109                 @Override
 110             public void widgetSelected(SelectionEvent e) {
 111                     copyStackTraceToClipboard();
 112                 }
 113                 /*
 114                  * @see SelectionListener.widgetDefaultSelected(SelectionEvent)
 115                  */
 116                 @Override
 117             public void widgetDefaultSelected(SelectionEvent e) {
 118                     copyStackTraceToClipboard();
 119                 }
 120             });
 121             super.createButtonsForButtonBar(parent);
 122         }
 123
 124
 125         /**
 126          * Copies the stack trace to the clipboard
 127          *
 128          */
 129         private void copyStackTraceToClipboard() {
 130             if(stackTrace != null && !stackTrace.isEmpty()) {
 131                 if (clipboard != null) {
 132                     clipboard.dispose();
 133                 }
 134                 clipboard = new Clipboard(copyButton.getDisplay());
 135                 clipboard.setContents(new Object[] { stackTrace },
 136                         new Transfer[] { TextTransfer.getInstance() });
 137             }
 138         }
 139 }