/** This is the entry point method. */
public void onModuleLoad() {
sendButton = new Button("Send");
nameField = new TextBox();
nameField.setText("GWT User");
errorLabel = new Label();
// We can add style names to widgets
sendButton.addStyleName("sendButton");
// Add the nameField and sendButton to the RootPanel
// Use RootPanel.get() to get the entire body element
RootPanel.get("nameFieldContainer").add(nameField);
RootPanel.get("sendButtonContainer").add(sendButton);
RootPanel.get("errorLabelContainer").add(errorLabel);
// Focus the cursor on the name field when the app loads
nameField.setFocus(true);
nameField.selectAll();
// Create the popup dialog box
dialogBox = new DialogBox();
dialogBox.setText("Remote Procedure Call");
dialogBox.setAnimationEnabled(true);
closeButton = new Button("Close");
// We can set the id of a widget by accessing its Element
closeButton.getElement().setId("closeButton");
textToServerLabel = new Label();
serverResponseLabel = new HTML();
VerticalPanel dialogVPanel = new VerticalPanel();
dialogVPanel.addStyleName("dialogVPanel");
dialogVPanel.add(new HTML("<b>Sending name to the server:</b>"));
dialogVPanel.add(textToServerLabel);
dialogVPanel.add(new HTML("<br><b>Server replies:</b>"));
dialogVPanel.add(serverResponseLabel);
dialogVPanel.setHorizontalAlignment(VerticalPanel.ALIGN_RIGHT);
dialogVPanel.add(closeButton);
dialogBox.setWidget(dialogVPanel);
// Add a handler to close the DialogBox
final ClickHandler buttonClickHandler =
new ClickHandler() {
public void onClick(ClickEvent event) {
dialogBox.hide();
sendButton.setEnabled(true);
sendButton.setFocus(true);
}
};
closeButton.addClickHandler(buttonClickHandler);
// Add a handler to send the name to the server
ChangeEventHandler handler = new ChangeEventHandler();
sendButton.addClickHandler(handler);
nameField.addKeyUpHandler(handler);
}
private Button buildRemoveParameterButton(final HorizontalPanel entry) {
Button remButton = new Button();
remButton.setStyleName(removeParamButton.getStyleName());
remButton.setHTML(removeParamButton.getHTML());
remButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
removeParameter(entry);
enableSaveButton();
}
});
return remButton;
}
private void initHandlers() {
// Listen for mouse events on the Add button.
addStockButton.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
addStock();
}
});
// Listen for keyboard events in the input box.
newSymbolTextBox.addKeyDownHandler(
new KeyDownHandler() {
@Override
public void onKeyDown(KeyDownEvent event) {
if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
addStock();
}
}
});
}
public DescriptionCellEditor() {
super();
ensureResources();
setStyleName("");
addCloseHandler(
new CloseHandler<PopupPanel>() {
@Override
public void onClose(CloseEvent<PopupPanel> event) {
if (event.isAutoClosed()) {
commit();
hide();
}
}
});
VerticalPanel verticalPanel = new VerticalPanel();
textArea = new RichTextArea();
textArea.setTabIndex(0);
textArea.addStyleName(resources.style().bDescriptionCellEditor__editor());
textArea.addKeyDownHandler(
new KeyDownHandler() {
@Override
public void onKeyDown(KeyDownEvent event) {
int keyCode = event.getNativeKeyCode();
if (keyCode == KeyCodes.KEY_ESCAPE) {
cancelButton.setFocus(true); // or grid did not get back focus
hide();
} else if (keyCode == KeyCodes.KEY_ENTER && event.isControlKeyDown()) {
okButton.setFocus(true); // or grid did not get back focus
okButton.click();
}
}
});
VerticalPanel textAreaPanel = new VerticalPanel();
textAreaPanel.add(textArea);
HorizontalPanel buttonPanel = new HorizontalPanel();
okButton = new Button(strings.ok());
okButton.addStyleName(resources.style().bDescriptionCellEditor__ok());
okButton.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
commit();
hide();
}
});
buttonPanel.add(okButton);
cancelButton = new Button(strings.cancel());
cancelButton.addStyleName(resources.style().bDescriptionCellEditor__cancel());
cancelButton.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
hide();
}
});
buttonPanel.add(cancelButton);
textAreaPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_RIGHT);
textAreaPanel.add(buttonPanel);
RichTextToolbar textToolbar = new RichTextToolbar(textArea);
SimplePanel toolBarPanel = new SimplePanel(textToolbar);
toolBarPanel.addStyleName(resources.style().bDescriptionCellEditor__toolbar());
verticalPanel.add(toolBarPanel);
verticalPanel.add(textAreaPanel);
add(verticalPanel);
}
public MediaSourcePanel(
final DeviceAudioOutServiceAsync service, final MediaSourcePanelListener listener) {
this.service = service;
this.listener = listener;
source = new ListBox(false);
source.addChangeHandler(
new ChangeHandler() {
@Override
public void onChange(ChangeEvent event) {
int selectedIndex = source.getSelectedIndex();
if (selectedIndex >= 0)
service.setMediaSource(
source.getItemText(selectedIndex),
new AsyncCallback<Void>() {
@Override
public void onFailure(Throwable caught) {}
@Override
public void onSuccess(Void result) {
updateNavItem();
}
});
}
});
add(source);
navigation = new ListBox(true);
add(navigation);
add = new Button("Add to queue");
add.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
service.addToQueue(
getSelectedNavItem(),
new AsyncCallback<Void>() {
@Override
public void onFailure(Throwable caught) {}
@Override
public void onSuccess(Void result) {
listener.itemAddedToQueue();
}
});
}
});
open = new Button("Open");
open.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
selectNavItem(getSelectedNavItem());
}
});
back = new Button("Back");
back.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
moveBackToParent();
}
});
HorizontalPanel buttonPanel = new HorizontalPanel();
buttonPanel.add(add);
buttonPanel.add(open);
buttonPanel.add(back);
add(buttonPanel);
}
@UiHandler("addParamButton")
void onAddParamClicked(ClickEvent event) {
addParameter("", "");
addParamButton.setFocus(true);
enableSaveButton();
}
private void disableDeleteButton() {
deleteButton.setEnabled(false);
}
private void enableDeleteButton() {
deleteButton.setEnabled(true);
}
private void disableSaveButton() {
saveButton.setEnabled(false);
}
private void enableSaveButton() {
if (!isConfigListEmpty()) saveButton.setEnabled(true);
}
