Java Code Examples for com.google.gwt.event.dom.client.KeyUpHandler

@Override
protected void extend(final ServerConnector target) {
    textFieldWidget = (VTextField) ((ComponentConnector) target).getWidget();
    textFieldWidget.setImmediate(true);
    textFieldWidget.textChangeEventMode = "EAGER";
    panel.setWidget(select);
    panel.setStyleName("suggestion-popup");
    panel.setOwner(textFieldWidget);

    textFieldWidget.addKeyUpHandler(new KeyUpHandler() {
        @Override
        public void onKeyUp(final KeyUpEvent event) {
            if (panel.isAttached()) {
                handlePanelEventDelegation(event);
            } else if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                rpc.executeQuery(textFieldWidget.getValue(), textFieldWidget.getCursorPos());
            } else {
                doAskForSuggestion();
            }
        }
    });
}
 

private KeyUpHandler setEscapeHandler() {
	KeyUpHandler handler = new KeyUpHandler() {
		@Override
		public void onKeyUp(final KeyUpEvent event) {
			if (KeyCodes.KEY_ESCAPE == event.getNativeEvent().getKeyCode()) {
				for (Control control : controls) {
					try {
						((DrawFeature) control).cancel();
					} catch (Exception e) {
						LOGGER.error("ACTION CANCELED: "
								+ control.getControlId());
					}
				}
			}
		}
	};
	return handler;
}
 

private KeyUpHandler setUndoHandler() {
	final KeyUpHandler handler = new KeyUpHandler() {
		@Override
		public void onKeyUp(final KeyUpEvent event) {
			if (KeyCodes.KEY_U == event.getNativeEvent().getKeyCode()) {
				for (final Control control : controls) {
					try {
						((DrawFeature) control).undo();
					} catch (Exception e) {
						LOGGER.error(
								"ACTION UNDO: " + control.getControlId(), e);
					}
				}
			}
		}
	};
	return handler;
}
 

private KeyUpHandler setRedoHandler() {
	final KeyUpHandler handler = new KeyUpHandler() {
		@Override
		public void onKeyUp(final KeyUpEvent event) {
			if (KeyCodes.KEY_R == event.getNativeEvent().getKeyCode()) {
				for (final Control control : controls) {
					try {
						((DrawFeature) control).redo();
					} catch (Exception e) {
						LOGGER.error("ACTION REDO: "
								+ control.getControlId());
					}
				}
			}
		}
	};
	return handler;
}
 

public static AriaStatus getInstance() {
	if (sStatus == null) {
		RootPanel statusPanel = RootPanel.get("UniTimeGWT:AriaStatus");
		if (statusPanel != null && "1".equals(Window.Location.getParameter("aria"))) {
			sStatus = new AriaStatus(statusPanel.getElement(), false);
			sStatus.setStyleName("unitime-VisibleAriaStatus");
		} else {
			sStatus  = new AriaStatus(false);
			RootPanel.get().add(sStatus);
		}
		
		RootPanel.get().addDomHandler(new KeyUpHandler() {
			@Override
			public void onKeyUp(KeyUpEvent event) {
   				if (event.getNativeEvent().getKeyCode() == 191 && (event.isControlKeyDown() || event.isAltKeyDown())) {
   					sStatus.setHTML(sStatus.getHTML());
   				}
   			}
   		}, KeyUpEvent.getType());
	}
	return sStatus;
}
 

/**
 * Add key handler to diagram canvas.
 *  
 * @param panel
 */
protected  void addKeyHandler(DiagramCanvas panel){
	panel.addDomHandler(new KeyUpHandler() {
		@Override
		public void onKeyUp(KeyUpEvent event) {
			DiagramController.this.onKeyUp(event);
		}
	}, KeyUpEvent.getType());
}
 

/**
 * Creates a new YoungAndroid project wizard.
 */
public InputTemplateUrlWizard(final NewUrlDialogCallback callback) {
  super(MESSAGES.inputNewUrlCaption(), true, true);

  // Initialize the UI.
  setStylePrimaryName("ode-DialogBox");
  HorizontalPanel panel = new HorizontalPanel();

  urlTextBox = new LabeledTextBox(MESSAGES.newUrlLabel());
  urlTextBox.getTextBox().setWidth("250px");
  urlTextBox.getTextBox().addKeyUpHandler(new KeyUpHandler() {
    @Override
    public void onKeyUp(KeyUpEvent event) {
      int keyCode = event.getNativeKeyCode();
      if (keyCode == KeyCodes.KEY_ENTER) {
        handleOkClick();
      } else if (keyCode == KeyCodes.KEY_ESCAPE) {
        handleCancelClick();
      }
    }
  });

  VerticalPanel page = new VerticalPanel();
  panel.add(urlTextBox);
  page.add(panel);
  addPage(page);

  // Create finish command (create a new Young Android project).
  initFinishCommand(new Command() {
    @Override
    public void execute() {
      String hostUrl = urlTextBox.getText();
      if (TemplateUploadWizard.hasUrl(hostUrl)) {
        Window.alert("The Url " + hostUrl + " already exists.");
      } else {
        callback.updateTemplateOptions(hostUrl);
      }
    }
  });
}
 

/**
 * File textBox
 */
public FileTextBox() {
	textBox = new TextBox();
	textBox.addKeyUpHandler(new KeyUpHandler() {
		@Override
		public void onKeyUp(KeyUpEvent event) {
			switch (event.getNativeKeyCode()) {
				case (char) KeyCodes.KEY_ENTER:
					switch (action) {
						case ACTION_RENAME:
							if (textBox.getText().length() > 0) {
								Main.get().mainPanel.desktop.browser.fileBrowser.rename(textBox.getText());
							} else {
								Main.get().mainPanel.desktop.browser.fileBrowser.hideRename();
							}
							break;
					}
					Main.get().mainPanel.enableKeyShorcuts(); // Enables general keys applications
					break;

				case (char) KeyCodes.KEY_ESCAPE:
					switch (action) {
						case ACTION_RENAME:
							Main.get().mainPanel.desktop.browser.fileBrowser.hideRename();
							break;
					}
					Main.get().mainPanel.enableKeyShorcuts(); // Enables general keys applications
					break;
			}
		}
	});
	textBox.setVisibleLength(20);
	textBox.setStyleName("okm-FileBrowser-TextBox");
	initWidget(textBox);
}
 

private KeyUpHandler createKeyHandler() {
	return new KeyUpHandler() {
		@Override
		public void onKeyUp(final KeyUpEvent event) {
			if (KeyCodes.KEY_PAGEUP == event.getNativeEvent().getKeyCode()) {
				onRelease();
			}
		}
	};
}
 

private KeyUpHandler createKeyHandler() {
	KeyUpHandler handler=  new KeyUpHandler() {
		@Override
		public void onKeyUp(final KeyUpEvent event) {
			if (KeyCodes.KEY_PAGEDOWN == event.getNativeEvent().getKeyCode()) {
				onRelease();
			}
		}
	};
	
	return handler;
}
 

public Widget asWidget() {


        filter.setMaxLength(30);
        filter.setVisibleLength(20);
        filter.getElement().setAttribute("style", "width:120px;");

        filter.addKeyUpHandler(new KeyUpHandler() {
            @Override
            public void onKeyUp(KeyUpEvent keyUpEvent) {

                Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() {

                    @Override
                    public void execute() {
                        String prefix = filter.getText();

                        if (prefix != null && !prefix.equals("")) {
                            // filter by prefix
                            filterByPrefix(prefix);
                        } else {
                            clearFilter();
                        }
                    }

                });
            }
        });
        HorizontalPanel panel = new HorizontalPanel();
        Label label = new Label(Console.CONSTANTS.common_label_filter() + ": ");
        panel.add(label);
        panel.add(filter);

        label.getElement().setAttribute("style", "padding-top:8px;margin-right:8px");
        return panel;
    }
 

public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
  return addDomHandler(handler, KeyUpEvent.getType());
}
 

/**
 * NewWikiPagePopup
 */
public NewWikiPagePopup() {
	// Establishes auto-close when click outside
	super(false, true);

	setText(GeneralComunicator.i18nExtension("wiki.page.add"));

	vPanel = new VerticalPanel();
	vPanel.setWidth("200px");
	vPanel.setHeight("50px");

	HorizontalPanel hPanel = new HorizontalPanel();
	titleText = new HTML(GeneralComunicator.i18nExtension("wiki.page.title"));
	title = new TextBox();
	title.addKeyUpHandler(new KeyUpHandler() {
		@Override
		public void onKeyUp(KeyUpEvent event) {
			addButton.setEnabled((title.getText().length() > 0));
		}
	});
	title.setWidth("250px");
	title.setStyleName("okm-Input");
	hPanel.add(new HTML(" "));
	hPanel.add(titleText);
	hPanel.add(new HTML("  "));
	hPanel.add(title);
	hPanel.add(new HTML(" "));

	hPanel.setCellVerticalAlignment(titleText, HasAlignment.ALIGN_MIDDLE);
	hPanel.setCellVerticalAlignment(title, HasAlignment.ALIGN_MIDDLE);

	cancelButton = new Button(GeneralComunicator.i18n("button.close"), new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			hide();
		}
	});
	cancelButton.setStyleName("okm-NoButton");

	addButton = new Button(GeneralComunicator.i18n("button.add"), new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			if (!title.getText().equals("")) {
				Wiki.get().addWigiTag(title.getText());
			}
			hide();
		}
	});
	addButton.setStyleName("okm-AddButton");

	HorizontalPanel buttonsPanel = new HorizontalPanel();
	buttonsPanel.add(cancelButton);
	buttonsPanel.add(new HTML(" "));
	buttonsPanel.add(addButton);

	vPanel.add(new HTML("<br>"));
	vPanel.add(hPanel);
	vPanel.add(new HTML("<br>"));
	vPanel.add(buttonsPanel);
	vPanel.add(new HTML("<br>"));

	vPanel.setCellHorizontalAlignment(hPanel, HasAlignment.ALIGN_CENTER);
	vPanel.setCellHorizontalAlignment(buttonsPanel, HasAlignment.ALIGN_CENTER);

	super.hide();
	setWidget(vPanel);
}
 

public NotifyPopup() {
	// Establishes auto-close when click outside
	super(false, true);

	setText(Main.i18n("notify.label"));
	mails = "";
	users = "";
	roles = "";
	uuidList = new ArrayList<String>();

	vPanel = new VerticalPanel();
	hPanel = new HorizontalPanel();
	notifyPanel = new NotifyPanel();
	message = new TextArea();
	message.addKeyUpHandler(new KeyUpHandler() {
		@Override
		public void onKeyUp(KeyUpEvent event) {
			sendButton.setEnabled(message.getText().trim().length() > 0);
		}
	});

	errorNotify = new HTML(Main.i18n("fileupload.label.must.select.users"));
	errorNotify.setWidth("364px");
	errorNotify.setVisible(false);
	errorNotify.setStyleName("fancyfileupload-failed");

	commentTXT = new HTML("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" + Main.i18n("fileupload.label.notify.comment"));

	closeButton = new Button(Main.i18n("fileupload.button.close"), new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			hide();
			reset(NONE);
		}
	});

	sendButton = new Button(Main.i18n("button.send"), new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			// Only sends if there's some user selected
			mails = notifyPanel.getExternalMailAddress();
			users = notifyPanel.getUsersToNotify();
			roles = notifyPanel.getRolesToNotify();

			if (!users.equals("") || !roles.equals("") || !mails.equals("")) {
				errorNotify.setVisible(false);
				sendLinkNotification();
				hide();
				reset(NONE);
			} else {
				errorNotify.setVisible(true);
			}
		}
	});

	hPanel.add(closeButton);
	HTML space = new HTML("");
	hPanel.add(space);
	hPanel.add(sendButton);

	hPanel.setCellWidth(space, "40px");

	message.setSize("374px", "60px");
	message.setStyleName("okm-TextArea");
	// TODO This is a workaround for a Firefox 2 bug
	// http://code.google.com/p/google-web-toolkit/issues/detail?id=891
	messageScroll = new ScrollPanel(message);
	messageScroll.setAlwaysShowScrollBars(false);

	vPanel.add(new HTML("<br>"));
	vPanel.add(commentTXT);
	vPanel.add(messageScroll);
	vPanel.add(errorNotify);
	vPanel.add(new HTML("<br>"));
	vPanel.add(notifyPanel);
	vPanel.add(new HTML("<br>"));
	vPanel.add(hPanel);
	vPanel.add(new HTML("<br>"));

	vPanel.setCellHorizontalAlignment(errorNotify, VerticalPanel.ALIGN_CENTER);
	vPanel.setCellHorizontalAlignment(messageScroll, VerticalPanel.ALIGN_CENTER);
	vPanel.setCellHorizontalAlignment(notifyPanel, VerticalPanel.ALIGN_CENTER);
	vPanel.setCellHorizontalAlignment(hPanel, VerticalPanel.ALIGN_CENTER);

	vPanel.setWidth("100%");

	closeButton.setStyleName("okm-NoButton");
	sendButton.setStyleName("okm-YesButton");

	commentTXT.addStyleName("okm-DisableSelect");
	notifyPanel.addStyleName("okm-DisableSelect");

	setWidget(vPanel);
}
 

protected void addKeyHandler(KeyUpHandler handler){
	RootPanel.get().addDomHandler(handler, KeyUpEvent.getType());
}
 

@Override
public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return iText.addKeyUpHandler(handler);
}
 

@Override
public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return iFilter.addKeyUpHandler(handler);
}
 

@Override
public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return iFilter.getWidget().addKeyUpHandler(handler);
}
 

@Override
public com.google.gwt.event.shared.HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return this.addDomHandler(handler, KeyUpEvent.getType());
}
 

@Override
public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return this.addDomHandler(handler, KeyUpEvent.getType());
}
 

@Override
public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return this.addDomHandler(handler, KeyUpEvent.getType());
}
 

@Override
public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
	return this.textArea.addKeyUpHandler(handler);
}