public void setErrorMessage(String errorMessage) {
this.errorMessage = errorMessage;
if (errorMessageText != null && !errorMessageText.isDisposed()) {
errorMessageText.setText(errorMessage == null ? " \n " : errorMessage); // $NON-NLS-1$
boolean hasError =
errorMessage != null && (StringConverter.removeWhiteSpaces(errorMessage)).length() > 0;
errorMessageText.setEnabled(hasError);
errorMessageText.setVisible(hasError);
errorMessageText.getParent().update();
Control button = getButton(IDialogConstants.OK_ID);
if (button != null) {
button.setEnabled(errorMessage == null);
}
}
}
/**
* Sets or clears the error message. If not <code>null</code>, the OK button is disabled.
*
* @param errorMessage the error message, or <code>null</code> to clear
*/
public void setErrorMessage(String errorMessage) {
this.errorMessage = errorMessage;
if (errorMessageText != null && !errorMessageText.isDisposed()) {
errorMessageText.setText(errorMessage == null ? " \n " : errorMessage); // $NON-NLS-1$
// Disable the error message text control if there is no error, or
// no error text (empty or whitespace only). Hide it also to avoid color change.
boolean hasError =
errorMessage != null && (StringConverter.removeWhiteSpaces(errorMessage)).length() > 0;
errorMessageText.setEnabled(hasError);
errorMessageText.setVisible(hasError);
errorMessageText.getParent().update();
// Access the ok button by id, in case clients have overridden button creation.
Control button = getButton(IDialogConstants.OK_ID);
if (button != null) {
button.setEnabled(errorMessage == null);
}
}
}
