com.google.gwt.tok.client.DeviceManager.java Source code

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Here is the source code for com.google.gwt.tok.client.DeviceManager.java

Source

package com.google.gwt.tok.client;

import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.tok.client.event.DeviceStatusEvent;
import com.google.gwt.tok.client.handler.DeviceStatusHandler;
import com.google.gwt.tok.client.handler.ExceptionHandler;
import com.google.gwt.tok.client.util.EventDispatcher;

/**
 * The DeviceManager class lets you select the camera and microphone to use for
 * a publisher stream. Calling the TokBox.initDeviceManager() method returns a
 * DeviceManager object.
 * 
 * @author pmerienne
 * 
 */
public class DeviceManager extends EventDispatcher {

    private JavaScriptObject obj;

    public DeviceManager(JavaScriptObject obj) {
        this.obj = obj;
        this.initEventListeners();
    }

    /**
     * Whether to show microphone settings in device panels created by calling
     * the displayPanel() method (true) or not (false). The default value is
     * true.
     * 
     * @param show
     */
    public native boolean showMicSettings() /*-{
                                            return this.@com.google.gwt.tok.client.DeviceManager::obj
                                            .showMicSettings();
                                            }-*/;

    /**
     * Whether to show video settings in device panels created by calling the
     * displayPanel() method (true) or not (false). The default value is true.
     * 
     * @param show
     */
    public native void showVideoSettings(boolean show) /*-{
                                                       this.@com.google.gwt.tok.client.DeviceManager::obj.showVideoSettings();
                                                       }-*/;

    /**
     * Has the OpenTok API detect connected cameras and microphones. This
     * operation is asynchronous. The DeviceManager object dispatches a
     * devicesDetected event when it detects the connected devices.
     */
    public native void detectDevice() /*-{
                                      this.@com.google.gwt.tok.client.DeviceManager::obj.detectDevices();
                                      }-*/;

    // TODO displayPanel

    /**
     * Event management
     */

    public native void initEventListeners() /*-{
                                            var manager = this;
                                            this.@com.google.gwt.tok.client.DeviceManager::obj
                                            .addEventListener(
                                            "devicesDetected",
                                            function devicesDetectedHandler(event) {
                                            manager.@com.google.gwt.tok.client.DeviceManager::onDevicesDetected(Lcom/google/gwt/core/client/JavaScriptObject;)(event);
                                            });
                                            }-*/;

    public HandlerRegistration addDeviceStatusHandler(DeviceStatusHandler handler) {
        return this.addHandler(DeviceStatusEvent.TYPE, handler);
    }

    /**
     * Remove an {@link ExceptionHandler}
     * 
     * @param handler
     */
    public void removeDeviceStatusHandler(DeviceStatusHandler handler) {
        this.removeHandler(DeviceStatusEvent.TYPE, handler);
    }

    private void onDevicesDetected(JavaScriptObject jso) {
        this.fireEvent(new DeviceStatusEvent(jso));
    }
}