public String open() {
Shell parent = getParent();
Display display = parent.getDisplay();
shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MIN | SWT.MAX);
props.setLook(shell);
setShellImage(shell, input);
ModifyListener lsMod =
new ModifyListener() {
public void modifyText(ModifyEvent e) {
input.setChanged();
}
};
changed = input.hasChanged();
FormLayout formLayout = new FormLayout();
formLayout.marginWidth = Const.FORM_MARGIN;
formLayout.marginHeight = Const.FORM_MARGIN;
shell.setLayout(formLayout);
shell.setText(BaseMessages.getString(PKG, "Template.Shell.Title"));
int middle = props.getMiddlePct();
int margin = Const.MARGIN;
// Stepname line
wlStepname = new Label(shell, SWT.RIGHT);
wlStepname.setText(BaseMessages.getString(PKG, "System.Label.StepName"));
props.setLook(wlStepname);
fdlStepname = new FormData();
fdlStepname.left = new FormAttachment(0, 0);
fdlStepname.right = new FormAttachment(middle, -margin);
fdlStepname.top = new FormAttachment(0, margin);
wlStepname.setLayoutData(fdlStepname);
wStepname = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
wStepname.setText(stepname);
props.setLook(wStepname);
wStepname.addModifyListener(lsMod);
fdStepname = new FormData();
fdStepname.left = new FormAttachment(middle, 0);
fdStepname.top = new FormAttachment(0, margin);
fdStepname.right = new FormAttachment(100, 0);
wStepname.setLayoutData(fdStepname);
// output dummy value
wlValName = new Label(shell, SWT.RIGHT);
wlValName.setText(BaseMessages.getString(PKG, "Template.FieldName.Label"));
props.setLook(wlValName);
fdlValName = new FormData();
fdlValName.left = new FormAttachment(0, 0);
fdlValName.right = new FormAttachment(middle, -margin);
fdlValName.top = new FormAttachment(wStepname, margin);
wlValName.setLayoutData(fdlValName);
wValName = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
props.setLook(wValName);
wValName.addModifyListener(lsMod);
fdValName = new FormData();
fdValName.left = new FormAttachment(middle, 0);
fdValName.right = new FormAttachment(100, 0);
fdValName.top = new FormAttachment(wStepname, margin);
wValName.setLayoutData(fdValName);
// OK and cancel buttons
wOK = new Button(shell, SWT.PUSH);
wOK.setText(BaseMessages.getString(PKG, "System.Button.OK"));
wCancel = new Button(shell, SWT.PUSH);
wCancel.setText(BaseMessages.getString(PKG, "System.Button.Cancel"));
BaseStepDialog.positionBottomButtons(shell, new Button[] {wOK, wCancel}, margin, wValName);
// Add listeners
lsCancel =
new Listener() {
public void handleEvent(Event e) {
cancel();
}
};
lsOK =
new Listener() {
public void handleEvent(Event e) {
ok();
}
};
wCancel.addListener(SWT.Selection, lsCancel);
wOK.addListener(SWT.Selection, lsOK);
lsDef =
new SelectionAdapter() {
public void widgetDefaultSelected(SelectionEvent e) {
ok();
}
};
wStepname.addSelectionListener(lsDef);
wValName.addSelectionListener(lsDef);
// Detect X or ALT-F4 or something that kills this window...
shell.addShellListener(
new ShellAdapter() {
public void shellClosed(ShellEvent e) {
cancel();
}
});
// Set the shell size, based upon previous time...
setSize();
getData();
input.setChanged(changed);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
return stepname;
}
private void cancel() {
stepname = null;
input.setChanged(changed);
dispose();
}
// let the plugin know about the entered data
private void ok() {
stepname = wStepname.getText(); // return value
input.setOutputField(wValName.getText());
dispose();
}
// Read data and place it in the dialog
public void getData() {
wStepname.selectAll();
wValName.setText(input.getOutputField());
}