MessageBoxExample.java

/**
 * Sencha GXT 3.0.0b - Sencha for GWT
 * Copyright(c) 2007-2012, Sencha, Inc.
 * licensing@sencha.com
 *
 * http://www.sencha.com/products/gxt/license/
 */
package com.sencha.gxt.explorer.client.window;

import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Timer;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.Widget;
import com.sencha.gxt.core.client.util.Format;
import com.sencha.gxt.core.client.util.Params;
import com.sencha.gxt.explorer.client.model.Example.Detail;
import com.sencha.gxt.widget.core.client.Dialog;
import com.sencha.gxt.widget.core.client.Dialog.PredefinedButton;
import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
import com.sencha.gxt.widget.core.client.box.AutoProgressMessageBox;
import com.sencha.gxt.widget.core.client.box.ConfirmMessageBox;
import com.sencha.gxt.widget.core.client.box.MessageBox;
import com.sencha.gxt.widget.core.client.box.MultiLinePromptMessageBox;
import com.sencha.gxt.widget.core.client.box.ProgressMessageBox;
import com.sencha.gxt.widget.core.client.box.PromptMessageBox;
import com.sencha.gxt.widget.core.client.button.ButtonBar;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.event.HideEvent;
import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
import com.sencha.gxt.widget.core.client.info.Info;

@Detail(name = "MessageBox", icon = "messagebox", category = "Windows")
public class MessageBoxExample implements IsWidget, EntryPoint {

  public Widget asWidget() {
    final HideHandler hideHandler = new HideHandler() {
      @Override
      public void onHide(HideEvent event) {
        Dialog btn = (Dialog) event.getSource();
        String msg = Format.substitute("The '{0}' button was pressed", btn.getHideButton().getText());
        Info.display("MessageBox", msg);
      }
    };

    final ButtonBar buttonBar = new ButtonBar();
    buttonBar.setMinButtonWidth(75);
    buttonBar.getElement().setMargins(10);

    TextButton b = new TextButton("Confirm");
    b.addSelectHandler(new SelectHandler() {
      @Override
      public void onSelect(SelectEvent event) {
        ConfirmMessageBox box = new ConfirmMessageBox("Confirm", "Are you sure you want to do that?");
        box.addHideHandler(hideHandler);
        box.show();
      }
    });
    buttonBar.add(b);

    b = new TextButton("Prompt");
    b.addSelectHandler(new SelectHandler() {

      @Override
      public void onSelect(SelectEvent event) {
        final PromptMessageBox box = new PromptMessageBox("Name", "Please enter your name:");
        box.addHideHandler(new HideHandler() {
          @Override
          public void onHide(HideEvent event) {
            Info.display("MessageBox", "You entered " + box.getValue());
          }
        });
        box.show();
      }
    });
    buttonBar.add(b);

    b = new TextButton("Multiline Prompt");
    b.addSelectHandler(new SelectHandler() {
      @Override
      public void onSelect(SelectEvent event) {
        final MultiLinePromptMessageBox box = new MultiLinePromptMessageBox("Address", "Please enter your address:");
        box.addHideHandler(new HideHandler() {
          @Override
          public void onHide(HideEvent event) {
            String v = Format.ellipse(box.getValue(), 80);
            String msg = Format.substitute("You entered '{0}'", new Params(v));
            Info.display("MessageBox", msg);
          }
        });
        box.show();
      }
    });
    buttonBar.add(b);

    b = new TextButton("Yes/No/Cancel");
    b.addSelectHandler(new SelectHandler() {
      @Override
      public void onSelect(SelectEvent event) {
        MessageBox box = new MessageBox("Save Changes?", "");
        box.setPredefinedButtons(PredefinedButton.YES, PredefinedButton.NO, PredefinedButton.CANCEL);
        box.setIcon(MessageBox.ICONS.question());
        box.setMessage("You are closing a tab that has unsaved changes. Would you like to save your changes?");
        box.addHideHandler(new HideHandler() {

          @Override
          public void onHide(HideEvent event) {
            Dialog btn = (Dialog) event.getSource();
            String msg = Format.substitute("The '{0}' button was pressed", btn.getHideButton().getText());
            Info.display("MessageBox", msg);
          }
        });
        box.show();
      }
    });
    buttonBar.add(b);

    b = new TextButton("Progress");
    b.addSelectHandler(new SelectHandler() {
      @Override
      public void onSelect(SelectEvent event) {
        final ProgressMessageBox box = new ProgressMessageBox("Please wait", "Loading items...");
        box.setProgressText("Initializing...");
        box.show();

        final Timer t = new Timer() {
          float i;

          @Override
          public void run() {
            box.updateProgress(i / 100,  "{0}% Complete");
            i += 5;
            if (i > 100) {
              cancel();
              Info.display("Message", "Items were loaded");
            }
          }
        };
        t.scheduleRepeating(500);
      }
    });
    buttonBar.add(b);

    b = new TextButton("Wait");
    b.addSelectHandler(new SelectHandler() {
      @Override
      public void onSelect(SelectEvent event) {
        final AutoProgressMessageBox box = new AutoProgressMessageBox("Progress", "Saving your data, please wait...");
        box.setProgressText("Saving...");
        box.auto();
        box.show();

        Timer t = new Timer() {
          @Override
          public void run() {
            Info.display("Message", "Your fake data was saved");
            box.hide();
          }
        };
        t.schedule(5000);
      }
    });
    buttonBar.add(b);

    b = new TextButton("Alert");
    b.addSelectHandler(new SelectHandler() {
      @Override
      public void onSelect(SelectEvent event) {
        AlertMessageBox d = new AlertMessageBox("Alert", "Access Denied");
        d.addHideHandler(hideHandler);
        d.show();
      }
    });
    buttonBar.add(b);
    return buttonBar;
  }

  public void onModuleLoad() {
    RootPanel.get().add(asWidget());
  }

}