我有三个启动模式为single instance的活动。
使用onfling()
,我可以将它们向左和向右切换。
问题是当我从右向左滑动时,幻灯片过渡效果正常,但当我从左向右滑动时,我得到了从右向左滑动的过渡效果。
我知道这是因为我总是发送新的意图所导致的。但是,现在我需要改变从左向右滑动的动画效果。
我知道有一个名为overridingTransitionPending()
的方法,但我不知道如何在XML中定义我的动画。
我有三个启动模式为single instance的活动。
使用onfling()
,我可以将它们向左和向右切换。
问题是当我从右向左滑动时,幻灯片过渡效果正常,但当我从左向右滑动时,我得到了从右向左滑动的过渡效果。
我知道这是因为我总是发送新的意图所导致的。但是,现在我需要改变从左向右滑动的动画效果。
我知道有一个名为overridingTransitionPending()
的方法,但我不知道如何在XML中定义我的动画。
将此xml文件用于res/anim/
目录下。
这是用于实现从左到右动画的代码:
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate android:fromXDelta="-100%" android:toXDelta="0%"
android:fromYDelta="0%" android:toYDelta="0%"
android:duration="700"/>
</set>
这是用于从右到左的动画效果:
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="0%" android:toXDelta="100%"
android:fromYDelta="0%" android:toYDelta="0%"
android:duration="700" />
</set>
在你的代码中使用像 "left to right" 这样的意图:
this.overridePendingTransition(R.anim.animation_enter,
R.anim.animation_leave);
在您的编码中,使用像“right to left”这样的意图。
this.overridePendingTransition(R.anim.animation_leave,
R.anim.animation_enter);
rootactivity
并在需要的活动中继承它。在 Root Activity 的 onCreate 中使用所需的方向调用 overridePendingTransition
。如果活动被恢复,就在 onStart
调用另一个方向的 overridePendingTransition
。以下是我提供的完整可运行代码,请纠正我如果我错了。<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:fromXDelta="100%"
android:toXDelta="0%" >
</translate>
</set>
anim_slide_in_right.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:fromXDelta="-100%"
android:toXDelta="0%" >
</translate>
</set>
anim_slide_out_left.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:fromXDelta="0%"
android:toXDelta="-100%" >
</translate>
</set>
anim_slide_out_right.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:fromXDelta="0%"
android:toXDelta="100%" >
</translate>
</set>
根Activity
import android.app.Activity;
import android.os.Bundle;
public class RootActivity extends Activity {
int onStartCount = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
onStartCount = 1;
if (savedInstanceState == null) // 1st time
{
this.overridePendingTransition(R.anim.anim_slide_in_left,
R.anim.anim_slide_out_left);
} else // already created so reverse animation
{
onStartCount = 2;
}
}
@Override
protected void onStart() {
// TODO Auto-generated method stub
super.onStart();
if (onStartCount > 1) {
this.overridePendingTransition(R.anim.anim_slide_in_right,
R.anim.anim_slide_out_right);
} else if (onStartCount == 1) {
onStartCount++;
}
}
}
第一个活动
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class FirstActivity extends RootActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView tv = (TextView) findViewById(R.id.tvTitle);
tv.setText("First Activity");
Button bt = (Button) findViewById(R.id.buttonNext);
bt.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent i = new Intent(FirstActivity.this, SecondActivity.class);
startActivity(i);
}
});
}
}
SecondActivity
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class SecondActivity extends RootActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView tv = (TextView) findViewById(R.id.tvTitle);
tv.setText("Second Activity");
Button bt = (Button) findViewById(R.id.buttonNext);
bt.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent i = new Intent(SecondActivity.this, ThirdActivity.class);
startActivity(i);
}
});
}
}
ThirdActivity
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class ThirdActivity extends RootActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView tv = (TextView) findViewById(R.id.tvTitle);
tv.setText("Third Activity");
Button bt = (Button) findViewById(R.id.buttonNext);
bt.setText("previous");
bt.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
finish();
}
});
}
}
最后是清单文件(Manifest)
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.transitiontest"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="18" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.example.transitiontest.FirstActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name="com.example.transitiontest.SecondActivity"
android:label="@string/app_name" >
</activity>
<activity
android:name="com.example.transitiontest.ThirdActivity"
android:label="@string/app_name" >
</activity>
</application>
</manifest>
如果您想在 "activity" 启动时应用动画,请编写以下代码。
startActivity(intent);
overridePendingTransition(R.anim.opening_anim, R.anim.closing_anim);
如果你想在“对话框”上应用动画,则首先将以下代码添加到
styles.xml
文件中
<style name="my_style”>
<item
name="@android:windowEnterAnimation">@anim/opening_anim</item>
<item
name="@android:windowExitAnimation">@anim/closing_anim</item>
</style>
请按照我下面定义的样式使用。
final Dialog dialog = new Dialog(activity);
dialog.getWindow().getAttributes().windowAnimations = R.style.my_style;
如果你想在“view”上应用动画,那么请写下以下代码:
txtMessage = (TextView) findViewById(R.id.txtMessage);
// load the animation
Animation animFadein = AnimationUtils.loadAnimation(getApplicationContext(),R.anim.animation);
// start the animation
txtMessage.startAnimation(animFadein);
以下是我提到的大部分动画
.xml
代码。
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<alpha
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="1"
android:fromAlpha="1.0"
android:toAlpha="1.0"/>
</set>
<?xml version="1.0" encoding="UTF-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<alpha
android:fromAlpha="0.0"
android:toAlpha="1.0"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="300"
android:repeatCount="0" />
</set>
<?xml version="1.0" encoding="UTF-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<alpha
android:fromAlpha="1.0"
android:toAlpha="0.0"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="300"
android:repeatCount="0" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromYDelta="-100%p" android:toYDelta="0" android:duration="400"/>
</set>
==========================================
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromYDelta="0" android:toYDelta="100%p" android:duration="400"/>
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="100%p" android:toXDelta="0" android:duration="300"/>
<alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="300" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="0" android:toXDelta="-100%p" android:duration="300"/>
<alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="300" />
</set>
==========================================
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="-100%p" android:toXDelta="0" android:duration="300"/>
<alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="300" />
</set>
==========================================
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="0" android:toXDelta="100%p" android:duration="300"/>
<alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="300" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromYDelta="100%p" android:toYDelta="0" android:duration="300"/>
<alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="300" />
</set>
==========================================
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromYDelta="0" android:toYDelta="-100%p" android:duration="300"/>
<alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="300" />
</set>
==========================================
<?xml version="1.0" encoding="utf-8"?>
<rotate
xmlns:android="http://schemas.android.com/apk/res/android"
android:fromDegrees="0"
android:toDegrees="-90"
android:pivotX="50%"
android:pivotY="50%"
android:duration="0" android:fillAfter="true">
</rotate>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<scale android:fromYScale="0" android:toYScale="1.0"
android:fromXScale="0" android:toXScale="1.0"
android:duration="500" android:pivotX="100%"
android:pivotY="100%" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<scale android:fromYScale="1.0" android:toYScale="0"
android:fromXScale="1.0" android:toXScale="0"
android:duration="500"/>
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<scale
android:fromXScale="1.0" android:toXScale="0.8"
android:fromYScale="1.0" android:toYScale="0.8"
android:pivotX="50%p" android:pivotY="50%p"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="100"
/>
<scale
android:fromXScale="1.0" android:toXScale="0.0"
android:fromYScale="1.0" android:toYScale="1.0"
android:pivotX="50%p" android:pivotY="50%p"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="150"
android:startOffset="100"
/>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<scale
android:fromXScale="0.0" android:toXScale="1.0"
android:fromYScale="1.0" android:toYScale="1.0"
android:pivotX="50%p" android:pivotY="50%p"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="150"
android:startOffset="250"
/>
<scale
android:fromXScale="0.8" android:toXScale="1.0"
android:fromYScale="0.8" android:toYScale="1.0"
android:pivotX="50%p" android:pivotY="50%p"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="100"
android:startOffset="400"
/>
========================================
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<alpha android:fromAlpha="0.0"
android:toAlpha="1.0"
android:interpolator="@android:anim/accelerate_interpolator"
android:duration="800"
android:repeatMode="reverse"
android:repeatCount="infinite"/>
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true" >
<scale
xmlns:android="http://schemas.android.com/apk/res/android"
android:duration="1000"
android:fromXScale="1"
android:fromYScale="1"
android:pivotX="50%"
android:pivotY="50%"
android:toXScale="3"
android:toYScale="3" >
</scale>
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true" >
<scale
xmlns:android="http://schemas.android.com/apk/res/android"
android:duration="1000"
android:fromXScale="1.0"
android:fromYScale="1.0"
android:pivotX="50%"
android:pivotY="50%"
android:toXScale="0.5"
android:toYScale="0.5" >
</scale>
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true" >
<alpha
android:duration="1000"
android:fromAlpha="0.0"
android:interpolator="@android:anim/accelerate_interpolator"
android:toAlpha="1.0" />
</set>
========================================
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true" >
<alpha
android:duration="1000"
android:fromAlpha="1.0"
android:interpolator="@android:anim/accelerate_interpolator"
android:toAlpha="0.0" />
</set>
========================================
<?xml version="1.0" encoding="utf-8"?>
<set
xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/linear_interpolator"
android:fillAfter="true">
<translate
android:fromXDelta="0%p"
android:toXDelta="80%p"
android:duration="1000" />
</set>
========================================
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true">
<scale
android:duration="800"
android:fromXScale="1.0"
android:fromYScale="0.0"
android:interpolator="@android:anim/linear_interpolator"
android:toXScale="1.0"
android:toYScale="1.0" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true" >
<scale
android:duration="800"
android:fromXScale="1.0"
android:fromYScale="1.0"
android:interpolator="@android:anim/linear_interpolator"
android:toXScale="1.0"
android:toYScale="0.0" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true"
android:interpolator="@android:anim/bounce_interpolator">
<scale
android:duration="800"
android:fromXScale="1.0"
android:fromYScale="0.0"
android:toXScale="1.0"
android:toYScale="1.0" />
</set>
此外,您还可以这样做:
FirstClass.this.overridePendingTransition(android.R.anim.slide_in_left, android.R.anim.slide_out_right);
您不需要添加任何动画xml文件
我找不到使用ViewPropertyAnimator实现此类动画的任何解决方案。
这是一个例子:
布局:
<FrameLayout
android:id="@+id/child_view_container"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<EditText
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/child_view"
android:gravity="center_horizontal"
android:layout_gravity="center_horizontal"
/>
</FrameLayout>
动画 - 从右到左和退出视图:
final childView = findViewById(R.id.child_view);
View containerView = findViewById(R.id.child_view_container);
childView.animate()
.translationXBy(-containerView.getWidth())
.setDuration(TRANSLATION_DURATION)
.setInterpolator(new AccelerateDecelerateInterpolator())
.setListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
childView.setVisibility(View.GONE);
}
});
动画 - 从右到左进入视图:
final View childView = findViewById(R.id.child_view);
View containerView = findViewById(R.id.child_view_container);
childView.setTranslationX(containerView.getWidth());
childView.animate()
.translationXBy(-containerView.getWidth())
.setDuration(TRANSLATION_DURATION)
.setInterpolator(new AccelerateDecelerateInterpolator())
.setListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animation) {
childView.setVisibility(View.VISIBLE);
}
});
translation
。
如果您的API级别低于19,则可以查看类似的教程:http://trickyandroid.com/fragments-translate-animation/。<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="100%" android:toXDelta="0%"
android:fromYDelta="0%" android:toYDelta="0%"
android:duration="700" />
</set>
res/anim/out.xml:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="0%" android:toXDelta="-100%"
android:fromYDelta="0%" android:toYDelta="0%"
android:duration="700" />
</set>
Intent intent = new Intent(HomeActivity.this, ActivityCapture.class);
startActivity(intent);
overridePendingTransition(R.anim.in,R.anim.out);