android:scheme通过uri跳转到APP应用指定Activity_androidscheme跳转,android通过scheme跳转资源-CSDN下载

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android

scheme

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在Android开发中，`android:scheme` 是一个关键的概念，用于构建自定义URL协议，使得外部应用或系统可以通过特定的URI来启动我们的应用程序中的特定Activity。这个特性在很多场景下非常有用，比如分享链接、广告点击跟踪、第三方应用集成等。下面我们将详细探讨如何使用`android:scheme`来实现URI跳转到APP应用指定的Activity。我们来创建自定义的URL scheme。在AndroidManifest.xml文件中，我们需要声明我们的Activity并为其设置一个唯一的scheme。例如，我们可以创建一个名为`myapp`的scheme： ```xml <activity android:name=".MyCustomActivity"> <intent-filter> <action android:name="android.intent.action.VIEW" /> <category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.BROWSABLE" /> <data android:scheme="myapp" /> </intent-filter> </activity> ``` 这里，`android:name`指定了要启动的Activity（`MyCustomActivity`），`intent-filter`用于定义接收Intent的条件，`android:scheme="myapp"`就是我们自定义的scheme。`android.intent.category.BROWSABLE`表示该Activity可以从浏览器或其他可以解析URI的应用启动。一旦我们设置了scheme，外部应用就可以通过构造一个包含我们scheme的URI来启动我们的Activity。例如，一个可能的URI格式是 `myapp://custom-action/param1/param2`。这个URI可以在网页、邮件、短信等各种地方被点击，Android系统会识别并启动我们定义的Activity。在`MyCustomActivity`中，我们需要处理接收到的Intent。这通常在`onCreate()`或者`onNewIntent()`方法中完成，通过调用`getIntent().getData()`获取Intent中的数据，然后解析URI来获取参数： ```java @Override protected void onNewIntent(Intent intent) { super.onNewIntent(intent); if (intent != null && intent.getData() != null) { Uri data = intent.getData(); String action = data.getSchemeSpecificPart(); // 获取'/'前的部分，如：custom-action List<String> pathSegments = data.getPathSegments(); // 获取'/后'的路径段，如：[param1, param2] // 处理参数并执行相应操作... } } ``` 此外，为了提供更好的用户体验，我们还可以在Activity中添加错误处理，当用户未安装我们的应用时，通过`adb shell am start -W -a android.intent.action.VIEW -d "myapp://..."`命令测试URI是否能正确跳转。如果不能，我们可以在网页或通知中显示提示信息，引导用户下载安装我们的应用。 `android:scheme`是Android中实现深度链接的关键，它允许开发者通过自定义URI协议实现从外部应用或系统直接跳转到应用内的特定页面，提高了应用的可发现性和交互性。在实际项目中，开发者应合理设计和利用这一功能，确保其安全性和稳定性，为用户提供流畅的体验。

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schemeTest.zip （93个子文件）

MySchemeTestAndroid-master1

gradlew 5KB

settings.gradle 15B

import-summary.txt 2KB

MySchemeTestAndroid-master1.iml 981B

.idea

libraries

support_v4_18_0_0.xml 474B

runConfigurations.xml 564B

misc.xml 5KB

compiler.xml 727B

workspace.xml 140KB

gradle.xml 608B

.name 26B

modules.xml 391B

profiles_settings.xml 74B

vcs.xml 164B

build

intermediates

dex-cache

cache.xml 61B

gradle

wrapper

gradle-wrapper.properties 230B

gradle-wrapper.jar 52KB

.gradle

2.8

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fileHashes.bin 22KB

outputFileStates.bin 19KB

taskArtifacts.bin 54KB

fileSnapshots.bin 62KB

cache.properties 30B

local.properties 258B

gradlew.bat 2KB

app

src

main

AndroidManifest.xml 1KB

res

values-large

dimens.xml 161B

drawable-ldpi

ic_launcher.png 1KB

drawable-hdpi

ic_launcher.png 3KB

ic_action_search.png 3KB

activity_main.xml 203B

drawable-mdpi

ic_launcher.png 2KB

ic_action_search.png 3KB

layout

activity_main.xml 958B

drawable-xhdpi

ic_launcher.png 4KB

ic_action_search.png 3KB

values

strings.xml 342B

styles.xml 85B

dimens.xml 160B

java

com

example

myschemetestandroid

MainActivity.java 2KB

build

tmp

compileDebugJavaWithJavac

emptySourcePathRef

intermediates

manifest

tmp

androidTest

debug

AndroidManifest.xml 683B

transforms

mergeJavaRes

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folders

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main

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symbols

androidTest

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classes

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com

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myschemetestandroid

R$layout.class 442B

R$style.class 434B

R$dimen.class 514B

BuildConfig.class 750B

R$drawable.class 486B

R$attr.class 379B

R$id.class 501B

R.class 807B

R$string.class 621B

R$menu.class 436B

MainActivity.class 2KB

jniLibs

debug

res

resources-debug.ap_ 20KB

merged

androidTest

debug

activity_main.xml 203B

layout

activity_main.xml 958B

drawable-xhdpi-v4

ic_launcher.png 5KB

ic_action_search.png 491B

drawable-hdpi-v4

ic_launcher.png 4KB

ic_action_search.png 409B

values-large-v4

values-large-v4.xml 198B

values

values.xml 571B

drawable-mdpi-v4

ic_launcher.png 3KB

ic_action_search.png 311B

drawable-ldpi-v4

ic_launcher.png 2KB

resources-debug-androidTest.ap_ 770B

assets

androidTest

debug

incremental

mergeDebugAndroidTestAssets

merger.xml 194B

mergeDebugAssets

merger.xml 308B

mergeDebugJniLibFolders

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mergeDebugAndroidTestResources

merger.xml 844B

compileDebugAidl

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mergeDebugResources

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compileDebugAndroidTestAidl

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pre-dexed

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debug_06b49b4ce582b6c540a5d46ea0fccbe8684c04f8.jar 3KB

support-v4-18.0.0_e4bb2b7e38df832cecfb8c9e9dd77d51a3889821.jar 210KB

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obj

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lib

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AndroidManifest.xml 1KB

blame

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androidTest

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drawable-xhdpi-v4.json 566B

drawable-ldpi-v4.json 277B

menu.json 260B

drawable-mdpi-v4.json 562B

drawable-hdpi-v4.json 562B

layout.json 264B

multi

values.json 7KB

values-large-v4.json 2KB

generated

source

buildConfig

androidTest

debug

com

example

myschemetestandroid

test

BuildConfig.java 477B

debug

com

example

myschemetestandroid

BuildConfig.java 469B

androidTest

debug

com

example

myschemetestandroid

R.java 2KB

androidTest

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aidl

androidTest

debug

res

resValues

androidTest

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outputs

logs

manifest-merger-debug-report.txt 5KB

apk

app-debug.apk 232KB

app-debug-unaligned.apk 232KB

app.iml 6KB

build.gradle 493B

build.gradle 301B

-- Merging decision tree log --- manifest ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:1:1-31:12 xmlns:android ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:1:11-69 package ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:2:5-46 INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml android:versionName ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:4:5-30 INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml android:versionCode ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:3:5-28 INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml uses-sdk ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:6:5-8:41 android:targetSdkVersion ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:8:9-38 INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml android:minSdkVersion ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:7:9-34 INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml INJECTED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml application ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:10:5-29:19 android:label ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:12:9-41 android:icon ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:11:9-45 android:theme ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:13:9-40 activity#com.example.myschemetestandroid.MainActivity ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:14:9-28:24 android:label ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:16:13-56 android:name ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:15:13-41 intent-filter#android.intent.action.MAIN+android.intent.category.LAUNCHER ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:17:13-21:29 action#android.intent.action.MAIN ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:18:17-69 android:name ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:18:25-66 category#android.intent.category.LAUNCHER ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:20:17-77 android:name ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:20:27-74 intent-filter#android.intent.action.VIEW+android.intent.category.BROWSABLE+android.intent.category.DEFAULT ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:22:13-27:29 action#android.intent.action.VIEW ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:23:17-69 android:name ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:23:25-66 category#android.intent.category.DEFAULT ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:24:17-75 android:name ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:24:27-73 category#android.intent.category.BROWSABLE ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:25:17-77 android:name ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:25:27-75 data ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:26:17-51 android:scheme ADDED from /Users/Alex/Downloads/MySchemeTestAndroid-master1/app/src/main/AndroidManifest.xml:26:23-48

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