FittsLaw/Assets/GoogleVR/Scripts/Keyboard/GvrKeyboardIntent.cs
2018-10-08 23:54:11 -04:00

100 lines
3.1 KiB
C#

// Copyright 2017 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0(the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
using UnityEngine;
using System;
public class GvrKeyboardIntent {
#if UNITY_ANDROID && !UNITY_EDITOR
// The Play Store intent is requested via an Android Activity Fragment Java object.
private AndroidJavaObject keyboardFragment = null;
#endif // UNITY_ANDROID && !UNITY_EDITOR
// Constants used via JNI to access the keyboard fragment.
private const string FRAGMENT_CLASSNAME =
"com.google.gvr.keyboardsupport.KeyboardFragment";
private const string CALLBACK_CLASSNAME = FRAGMENT_CLASSNAME +
"$KeyboardCallback";
// Singleton instance.
private static GvrKeyboardIntent theInstance;
/// The singleton instance of the PermissionsRequester class,
/// lazily instantiated.
public static GvrKeyboardIntent Instance {
get {
if (theInstance == null) {
theInstance = new GvrKeyboardIntent();
if (!theInstance.InitializeFragment()) {
Debug.LogError("Cannot initialize fragment!");
theInstance = null;
}
}
return theInstance;
}
}
/// <summary>
/// Initializes the fragment via JNI.
/// </summary>
/// <returns>True if fragment was initialized.</returns>
protected bool InitializeFragment() {
#if !UNITY_ANDROID || UNITY_EDITOR
Debug.LogWarning("GvrKeyboardIntent requires the Android runtime environment");
return false;
#else
AndroidJavaClass ajc = new AndroidJavaClass(FRAGMENT_CLASSNAME);
if (ajc != null) {
// Get the KeyboardFragment object
keyboardFragment = ajc.CallStatic<AndroidJavaObject>("getInstance",
GvrActivityHelper.GetActivity());
}
return keyboardFragment != null &&
keyboardFragment.GetRawObject() != IntPtr.Zero;
#endif // !UNITY_ANDROID || UNITY_EDITOR
}
public void LaunchPlayStore() {
#if !UNITY_ANDROID || UNITY_EDITOR
Debug.LogError("GvrKeyboardIntent requires the Android runtime environment");
#else
KeyboardCallback cb = new KeyboardCallback();
keyboardFragment.Call("launchPlayStore", cb);
#endif // !UNITY_ANDROID || UNITY_EDITOR
}
/// <summary>
/// Keyboard callback implementation.
/// </summary>
/// <remarks>Instances of this class are passed to the java fragment and then
/// invoked once the request process is completed by the user.
/// </remarks>
class KeyboardCallback : AndroidJavaProxy {
internal KeyboardCallback() : base(CALLBACK_CLASSNAME) {
}
/// <summary>
/// Called when then flow is completed.
/// </summary>
void onPlayStoreResult() {
Application.Quit();
}
}
}