New demo for transitions feature

New demo in ApiDemos: animations/Simple Transitions Issue #10460684 KLP API Review: android.view.transition and android.animation Change-Id: I2c376343c2b945240bc5f3619786e9354a8c1a10
2013-08-29 13:52:06 -07:00
parent 61c7ea8e1e
commit ea3e7cdb90
10 changed files with 458 additions and 2 deletions
--- a/samples/ApiDemos/src/com/example/android/apis/animation/Transitions.java
+++ b/samples/ApiDemos/src/com/example/android/apis/animation/Transitions.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * 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.
+ */
+package com.example.android.apis.animation;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.View;
+import android.view.ViewGroup;
+import android.transition.Scene;
+import android.transition.TransitionInflater;
+import android.transition.TransitionManager;
+import com.example.android.apis.R;
+
+public class Transitions extends Activity {
+
+    Scene mScene1, mScene2, mScene3;
+    ViewGroup mSceneRoot;
+    TransitionManager mTransitionManager;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.transition);
+
+        mSceneRoot = (ViewGroup) findViewById(R.id.sceneRoot);
+
+        TransitionInflater inflater = TransitionInflater.from(this);
+
+        mScene1 = Scene.getSceneForLayout(mSceneRoot, R.layout.transition_scene1, this);
+        mScene2 = Scene.getSceneForLayout(mSceneRoot, R.layout.transition_scene2, this);
+        mScene3 = Scene.getSceneForLayout(mSceneRoot, R.layout.transition_scene3, this);
+        mTransitionManager = inflater.inflateTransitionManager(R.transition.transitions_mgr,
+                mSceneRoot);
+    }
+
+    public void selectScene(View view) {
+        switch (view.getId()) {
+            case R.id.scene1:
+                mTransitionManager.transitionTo(mScene1);
+                break;
+            case R.id.scene2:
+                mTransitionManager.transitionTo(mScene2);
+                break;
+            case R.id.scene3:
+                mTransitionManager.transitionTo(mScene3);
+                break;
+            case R.id.scene4:
+                TransitionManager.beginDelayedTransition(mSceneRoot, null);
+                setNewSize(R.id.view1, 150, 25);
+                setNewSize(R.id.view2, 150, 25);
+                setNewSize(R.id.view3, 150, 25);
+                setNewSize(R.id.view4, 150, 25);
+                break;
+        }
+    }
+
+    private void setNewSize(int id, int width, int height) {
+        View view = findViewById(id);
+        ViewGroup.LayoutParams params = view.getLayoutParams();
+        params.width = width;
+        params.height = height;
+        view.setLayoutParams(params);
+    }
+}