Examples with ExpressionFileOperation org.talend.expressionbuilder.ExpressionFileOperation used on opensource projects

Example 1 with ExpressionFileOperation

use of org.talend.expressionbuilder.ExpressionFileOperation in project tdi-studio-se by Talend.

the class ExpressionBuilderDialog method createButtonsForButtonBar.

/**
     * Create contents of the button bar
     * 
     * @param parent
     */
@Override
protected void createButtonsForButtonBar(Composite parent) {
    ((GridLayout) parent.getLayout()).numColumns++;
    Composite buttons = new Composite(parent, SWT.NONE);
    buttons.setLayout(new GridLayout(2, false));
    final Button importButton = new Button(buttons, SWT.PUSH);
    //$NON-NLS-1$
    importButton.setToolTipText(Messages.getString("ExpressionBuilderDialog.import"));
    importButton.setImage(ImageProvider.getImage(EImage.IMPORT_ICON));
    final Button exportButton = new Button(buttons, SWT.PUSH);
    //$NON-NLS-1$
    exportButton.setToolTipText(Messages.getString("ExpressionBuilderDialog.export"));
    exportButton.setImage(ImageProvider.getImage(EImage.EXPORT_ICON));
    //$NON-NLS-1$
    createButton(parent, IDialogConstants.OK_ID, Messages.getString("ExpressionBuilderDialog.ok.button"), true);
    //$NON-NLS-1$
    createButton(parent, IDialogConstants.CANCEL_ID, Messages.getString("ExpressionBuilderDialog.cancel.button"), false);
    exportButton.addMouseListener(new MouseAdapter() {

        /*
             * (non-Javadoc)
             * 
             * @see org.eclipse.swt.events.MouseAdapter#mouseUp(org.eclipse.swt.events.MouseEvent)
             */
        @Override
        public void mouseUp(MouseEvent e) {
            FileDialog dialog = new FileDialog(getShell(), SWT.SAVE);
            //$NON-NLS-1$
            dialog.setFilterExtensions(new String[] { "*.xml" });
            String filePath = dialog.open();
            if (filePath != null) {
                String expresionContent = expressionComposite.getExpression();
                List<Variable> variables = new ArrayList<Variable>();
                variables = testComposite.getVariableList();
                File file = new File(filePath);
                ExpressionFileOperation operation = new ExpressionFileOperation();
                try {
                    if (file != null) {
                        file.createNewFile();
                    }
                    operation.saveExpressionToFile(file, variables, expresionContent);
                } catch (IOException e1) {
                    RuntimeExceptionHandler.process(e1);
                } catch (ParserConfigurationException e1) {
                    RuntimeExceptionHandler.process(e1);
                }
            }
        }
    });
    importButton.addMouseListener(new MouseAdapter() {

        /*
             * (non-Javadoc)
             * 
             * @see org.eclipse.swt.events.MouseAdapter#mouseUp(org.eclipse.swt.events.MouseEvent)
             */
        @Override
        public void mouseUp(MouseEvent e) {
            FileDialog dialog = new FileDialog(getShell(), SWT.OPEN);
            //$NON-NLS-1$
            dialog.setFilterExtensions(new String[] { "*.xml" });
            String filePath = dialog.open();
            if (filePath != null) {
                File file = new File(filePath);
                ExpressionFileOperation operation = new ExpressionFileOperation();
                try {
                    List list = operation.importExpressionFromFile(file, getShell());
                    if (list != null && list.size() != 0) {
                        expressionComposite.setExpression((String) list.get(0), false);
                        list.remove(0);
                        if (list.size() > 0) {
                            testComposite.addVariables(list);
                        }
                    }
                } catch (IOException e1) {
                    RuntimeExceptionHandler.process(e1);
                } catch (ParserConfigurationException e1) {
                    RuntimeExceptionHandler.process(e1);
                } catch (SAXException e1) {
                    RuntimeExceptionHandler.process(e1);
                }
            }
        }
    });
}