大约有 800 项符合查询结果（耗时：0.0257秒） [XML]
Animate the transition between fragments
...fade_in.xml:
<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:interpolator/accelerate_quad"
android:valueFrom="0"
android:valueTo="1"
android:propertyName="alpha"
android:duration="@android:integer/config_mediumAnimTime...
Declaring a custom android UI element using XML
...l
Include the namespace declaration xmlns:app="http://schemas.android.com/apk/res-auto" in the top level xml element. Namespaces provide a method to avoid the conflicts that sometimes occur when different schemas use the same element names (see this article for more info). The URL is simply a manne...
How can I create a keystore?
... follow these steps:
1- On the menu bar, click Build > Generate Signed APK.
2-On the Generate Signed APK Wizard window, click Create new to create a new keystore.
If you already have a keystore, go to step 4.
3- On the New Key Store window, provide the required information as shown in figu...
How to implement a ViewPager with different Fragments / Layouts
...id.support.v4.view.ViewPager
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/viewPager"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
/>
The Fragment classes, FirstFr...
Mipmap drawables for icons
...tinct uses of mipmaps:
For launcher icons when building density specific APKs. Some developers build separate APKs for every density, to keep the APK size down. However some launchers (shipped with some devices, or available on the Play Store) use larger icon sizes than the standard 48dp. Launcher...
Can I change the Android startActivity() transition animation?
... this code:
fadein.xml
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillAfter="true">
<alpha android:fromAlpha="1.0"
android:toAlpha="0.0"
android:duration="500"/> //Time in milliseconds
</set>
In your finish-class
...
ListView item background via custom selector
...tf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="?android:attr/listPreferredItemHeight"
android:background="@drawable/listitem_background"
>
...
</LinearLayout>
listitem_ba...
How to use the ProGuard in Android Studio?
...
You're probably not actually signing the release build of the APK via the signing wizard. You can either build the release APK from the command line with the command:
./gradlew assembleRelease
or you can choose the release variant from the Build Variants view and build it from the GU...
Animate a custom Dialog
...nside anim/fadein.xml
<alpha xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/accelerate_interpolator"
android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="500" />
Inside anim/fadeout.xml
<alpha xmlns:android="http://schema...
华为手机安装 AI 伴侣或编译后 apk 出现“恶意应用”阻拦问题 - App Invent...
华为手机，鸿蒙系统，可能出现阻拦如图：
解决方法：
手机设置 安全 更多安全 外部来源应用下载打开，就可以了
手机设置 系统和更新 纯净模式关闭也可以