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android - 如何启动 2 个 Activity 之间的共享元素转换?

转载 作者:太空宇宙 更新时间:2023-11-03 10:33:09 25 4
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我刚刚了解了 Android 中的共享元素,我有一张图片,其中一张在 ActivitySplashScreen 中,另一张在 Toolbar 中,我想使用共享元素来将此图像从 ActivitySplashScreen 移动到 ActivityMain

经过一些搜索并尝试实现使此功能无法在我的代码上运行的简单方法,例如:

样式.xml:

<style name="AppTheme" parent="BaseTheme">
<item name="android:windowContentTransitions">true</item>
</style>

<style name="BaseTheme" parent="Theme.AppCompat.Light.NoActionBar">
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
...
</style>

ActivitySplashScreen.java:

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_splash_screen);

ButterKnife.bind(this);

new Handler().postDelayed(new Runnable() {
@Override
public void run() {
Intent intent = new Intent(ActivitySplashScreen.this, MainActivity.class);
ActivityOptionsCompat options = ActivityOptionsCompat.
makeSceneTransitionAnimation(ActivitySplashScreen.this,
app_logo,
ViewCompat.getTransitionName(app_logo));
startActivity(intent, options.toBundle());

finish();
}
}, 3000);
}

ActivityMain.java:

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
supportPostponeEnterTransition();
}
我的 ActivitySplashScreenActivityMain xml 布局上的

ImageView 小部件:

<ImageView
android:id="@+id/instagram_add_story"
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_marginTop="8dp"
android:layout_marginEnd="16dp"
android:layout_marginBottom="8dp"
android:src="@drawable/img_wizard_1"
android:transitionName="app_logo"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:ignore="VectorDrawableCompat" />

这段代码不能正常工作,我不确定那到底是什么问题

已更新

ActivitySplashScreen xml:

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">

<LinearLayout
android:id="@+id/alachiq_header_animation"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="center"
android:background="@drawable/instagram_animation_gradient_list"
android:gravity="center"
android:orientation="vertical"
android:paddingTop="40dp">

<ImageView
android:id="@+id/app_logo"
android:layout_width="150dp"
android:layout_height="150dp"
android:transitionName="app_logo"
android:tint="@android:color/white"
app:srcCompat="@drawable/img_wizard_1" />

<TextView
android:id="@+id/title"
style="@style/TextAppearance.AppCompat.Title"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:fontFamily="@font/iran_sans_bold"
android:gravity="center"
android:text="@string/app_name"
android:textColor="@color/mdtp_white" />

<TextView
style="@style/TextAppearance.AppCompat.Caption"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:fontFamily="@font/iran_sans_light"
android:gravity="center"

android:textColor="@color/mdtp_white" />
</LinearLayout>
</android.support.constraint.ConstraintLayout>

MainActivity xml:

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:slidingLayer="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/grey_5"
android:orientation="vertical">

<android.support.design.widget.AppBarLayout
android:id="@+id/appBar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:elevation="5dp"
android:theme="@style/AppTheme.AppBarOverlay">

<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@android:color/white"
app:contentInsetStartWithNavigation="0dp"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
app:theme="@style/Toolbar.Light">

<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="match_parent">

<TextView
android:id="@+id/activityTitle"
style="@style/Base.TextAppearance.AppCompat.Caption"
android:layout_width="90dp"
android:layout_height="30dp"
android:layout_marginTop="8dp"
android:layout_marginEnd="8dp"
android:layout_marginBottom="8dp"
android:fontFamily="@font/iran_sans_bold"
android:gravity="center|right"
android:text="@string/app_name"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/application_logo"
app:layout_constraintTop_toTopOf="parent" />

<ImageView
android:id="@+id/application_logo"
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_marginTop="8dp"
android:layout_marginEnd="8dp"
android:scaleType="centerCrop"
android:layout_marginBottom="8dp"
android:src="@drawable/ic_app_logo"
android:transitionName="app_logo"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/drawerMenu"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_bias="0.0"
tools:ignore="VectorDrawableCompat" />

</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.Toolbar>

</android.support.design.widget.AppBarLayout>

</android.support.design.widget.CoordinatorLayout>

最佳答案

我可以这样使用这里是我根据你的场景的解决方案。

风格:

<resources>

<!-- 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>
</style>

</resources>

Splash.XML

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">

<LinearLayout
android:id="@+id/alachiq_header_animation"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="center"
android:background="@drawable/ic_launcher_background"
android:gravity="center"
android:orientation="vertical"
android:paddingTop="40dp">

<ImageView
android:id="@+id/app_logo"
android:layout_width="150dp"
android:layout_height="150dp"
android:tint="@android:color/black"
app:srcCompat="@android:drawable/ic_dialog_email" />

<TextView
android:id="@+id/title"
style="@style/TextAppearance.AppCompat.Title"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:fontFamily="sans-serif"
android:gravity="center"
android:text="@string/app_name"
android:textColor="@android:color/background_dark" />

<TextView
style="@style/TextAppearance.AppCompat.Caption"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:fontFamily="sans-serif"
android:textColor="@android:color/background_dark" />
</LinearLayout>
</android.support.constraint.ConstraintLayout>

Splash.Java

public class SplashActivity extends AppCompatActivity {
@BindView(R.id.app_logo)
ImageView app_logo;
Activity mActivity;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_splash);
ButterKnife.bind(this);
mActivity = this;
ViewCompat.setTransitionName(app_logo, "app_logo");
new Handler().postDelayed(new Runnable() {
@RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN)
@Override
public void run() {
Intent intent = new Intent(SplashActivity.this, MainActivity.class);
intent.putExtra("transition_name", ViewCompat.getTransitionName(app_logo));
ActivityOptionsCompat options = ActivityOptionsCompat.makeSceneTransitionAnimation(mActivity,app_logo,ViewCompat.getTransitionName(app_logo));
startActivity(intent, options.toBundle());

finish();
}
}, 3000);
}
}

MainActivity.XML

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:slidingLayer="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@android:color/darker_gray"
android:orientation="vertical">

<android.support.design.widget.AppBarLayout
android:id="@+id/appBar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:elevation="5dp">

<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@android:color/white"
app:contentInsetStartWithNavigation="0dp"
>

<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="match_parent">

<TextView
android:id="@+id/activityTitle"
android:layout_width="90dp"
android:layout_height="30dp"
android:layout_marginTop="8dp"
android:layout_marginEnd="8dp"
android:layout_marginBottom="8dp"
android:gravity="center|right"
android:text="@string/app_name"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/application_logo"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginRight="8dp" />

<ImageView
android:id="@+id/application_logo"
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_marginTop="8dp"
android:layout_marginEnd="8dp"
android:scaleType="centerCrop"
android:layout_marginBottom="8dp"
android:tint="@android:color/black"
app:srcCompat="@android:drawable/ic_dialog_email"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_bias="0.0"
android:layout_marginRight="8dp" />

</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.Toolbar>

</android.support.design.widget.AppBarLayout>

</android.support.design.widget.CoordinatorLayout>

MainActivity.Java

public class MainActivity extends AppCompatActivity {
@BindView(R.id.toolbar)
Toolbar mToolbar;
Activity mActivity;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ButterKnife.bind(this);
mActivity = this;
setSupportActionBar(mToolbar);
ActivityCompat.postponeEnterTransition(this);
ImageView application_logo = (ImageView) mToolbar.findViewById(R.id.application_logo);
if (getIntent() != null) {
Bundle extras = getIntent().getExtras();

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
String imageTransitionName = extras.getString("transition_name");
application_logo.setTransitionName(imageTransitionName);
ActivityCompat.startPostponedEnterTransition(mActivity);
}
}

}

}

根据您的情况,这是 SharedElementTransition 的示例代码。每当你使用某种样式时,总是在样式文件中编写然后使用它。

Note: import android.support.v7.widget.Toolbar; for ToolBar in Java file. This is working fine.

关于android - 如何启动 2 个 Activity 之间的共享元素转换?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/54530148/

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