您好,我正在开发一个应用程序,我在其中使用共享元素转换来对登录和注册活动的进入和退出转换进行动画处理,对一个图像视图和两个文本视图进行动画处理,但我的问题是,当我单击注册按钮时,视图根本没有动画效果注册活动闪烁两次,没有动画发生,而且注册活动中的图像丢失了形状,所以我不知道哪里出了问题,因为我在两个活动中给出了相同的转换名称,但问题仍然存在,所以我希望得到一些帮助。 这是我的 styles.xml
<resources xmlns:tools="http://schemas.android.com/tools">
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="android:windowEnableSplitTouch">false</item>
<item name="android:splitMotionEvents">false</item>
<!-- Transition -->
<item name="android:windowContentTransitions" tools:targetApi="21">true</item>
<item name="android:windowEnterTransition" tools:targetApi="21">@android:transition/fade
</item>
<item name="android:windowExitTransition" tools:targetApi="21">@android:transition/fade
</item>
<item name="android:windowActivityTransitions">true</item>
<item name="android:windowSharedElementEnterTransition" tools:targetApi="21">
@android:transition/move
</item>
<item name="android:windowSharedElementExitTransition" tools:targetApi="21">
@android:transition/move
</item>
</style>
</resources>
我的登录活动
public void gotoregister(View view) {
Intent intent = new Intent(LoginActivity.this,RegisterActivity.class);
Pair[] pairs = new Pair[3];
pairs[0] = new Pair<View,String>(text_login,getResources().getString(R.string.login_text_transition));
pairs[1] = new Pair<View,String>(login_page_curve,getResources().getString(R.string.transition_name_signup));
pairs[2] = new Pair<View,String>(register_text,getResources().getString(R.string.register_text_transition));
ActivityOptionsCompat optionsCompat = ActivityOptionsCompat.makeSceneTransitionAnimation
(LoginActivity.this,pairs);
startActivity(intent,optionsCompat.toBundle());
finish();
//overridePendingTransition(R.anim.bottom_up,R.anim.bottom_down);
}
这在我的代码中有效。
样式.xml
<!-- Base application theme. -->
s<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="android:windowDisablePreview">true</item>
<item name="android:windowEnableSplitTouch">false</item>
<item name="android:splitMotionEvents">false</item>
<item name="android:windowAnimationStyle">@style/CustomActivityAnimation</item>
</style>
<style name="AppTheme.NoActionBarMain">
<item name="windowActionBar">false</item>
<item name="android:windowDisablePreview">true</item>
<item name="windowNoTitle">true</item>
<item name="colorPrimary">@color/colorPrimary</item>
<item name="android:windowContentOverlay">@null</item>
<item name="android:windowEnableSplitTouch">false</item>
<item name="android:splitMotionEvents">false</item>
<item name="android:colorForeground">@color/foreground_material_light</item>
</style>
styles.xml(v21)
<style name="AppTheme.NoActionBar">
<item name="windowActionBar">false</item>
<item name="windowNoTitle">true</item>
<item name="android:windowDrawsSystemBarBackgrounds">true</item>
<item name="android:statusBarColor">@android:color/transparent</item>
<item name="android:windowEnableSplitTouch">false</item>
<item name="android:splitMotionEvents">false</item>
</style>
试试这个。
View sharedView = splashLogo;
String transitionName = getString(R.string.splash_logo_animate);
if (Build.VERSION.SDK_INT >= 21) {
ActivityOptions options = ActivityOptions.makeSceneTransitionAnimation(SplashscreenActivity.this, sharedView, transitionName);
startActivity(i, options.toBundle());
finishAfterTransition();
}
else {
ActivityOptionsCompat options = ActivityOptionsCompat.makeSceneTransitionAnimation(SplashscreenActivity.this, sharedView, transitionName);
ActivityCompat.startActivity(getApplicationContext(), i, options.toBundle());
finish();
}
您尝试过在您的风格主题中使用这些吗?
<item name="android:windowContentTransitions">true</item>
<item name="android:windowActivityTransitions">true</item>
我看到您在开始新的过渡活动后完成了当前活动。如果您以这种方式完成,进入和退出转换就会丢失。
尝试保留
LoginActivity
看看是否有效
为了顺利过渡,请遵循以下两个步骤。 在 res/transition 文件夹中创建 image_transform.xml 文件
<?xml version="1.0" encoding="utf-8"?>
<transitionSet>
<changeImageTransform />
<changeBounds />
<changeClipBounds />
<changeTransform />
</transitionSet>
在 findViewById(android.R.id.content).setTransitionName("userPic"); 之后在调用的活动中写入这两行
getWindow().setSharedElementEnterTransition(TransitionInflater.from(this).inflateTransition(R.transition.image_transform));
getWindow().setSharedElementExitTransition(TransitionInflater.from(this).inflateTransition(R.transition.image_transform));