Android Studio项目整合PullToRefresh的问题记录
2016-07-07 20:00
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PullToRefresh下拉刷新在App中应用非常频繁,然而PullToRefresh是在ADT下开发完成的。如果要将其整合到Android Studio目录下的话颇费周折。如果想直接运用PullToRefresh的例子的话还需要引入extras下的PullToRefreshListFragment和PullToRefreshViewPager两个库。
然而,PullToRefreshListFragment和PullToRefreshViewPager两个库的引入却大动干戈。其实问题不大,只是对Gradle不熟悉,折腾了好久才知道问题所在。记录如下:
1、包重复引入
将android-support-v4.jar包删除以后又报如下异常:
解决办法:
a、将extras\PullToRefreshListFragment\libs下的android-support-v4.jar删除
b、添加包依赖( File --> project structure --> dependencies )
也可以直接在extras\PullToRefreshListFragment\build.gradle中的dependencies下直接添加compile 'com.android.support:support-v4:23.0.1'
2、最小sdk版本
在extras\PullToRefreshListFragment\build.gradle中最小sdk版本设置
最终extras\PullToRefreshListFragment\build.gradle如下:
然而,PullToRefreshListFragment和PullToRefreshViewPager两个库的引入却大动干戈。其实问题不大,只是对Gradle不熟悉,折腾了好久才知道问题所在。记录如下:
1、包重复引入
Error:Execution failed for task ':app:dexDebug'. > com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'D:\Program Files\Java\jdk1.8.0_60\bin\java.exe'' finished with non-zero exit value 2
将android-support-v4.jar包删除以后又报如下异常:
D:\AndroidStudioProjects\AndoridNewsApp\PullToRefreshExtras\PullToRefreshListFragment\src\com\handmark\pulltorefresh\extras\listfragment\PullToRefreshBaseListFragment.java Error:(19, 30) 错误: 程序包android.support.v4.app不存在 Error:(28, 106) 错误: 找不到符号 符号: 类 ListFragment Error:(32, 2) 错误: 方法不会覆盖或实现超类型的方法 Error:(34, 17) 错误: 找不到符号 符号: 变量 super 位置: 类 PullToRefreshBaseListFragment<T> 其中, T是类型变量: T扩展已在类 PullToRefreshBaseListFragment中声明的PullToRefreshBase<? extends AbsListView>
解决办法:
a、将extras\PullToRefreshListFragment\libs下的android-support-v4.jar删除
b、添加包依赖( File --> project structure --> dependencies )
也可以直接在extras\PullToRefreshListFragment\build.gradle中的dependencies下直接添加compile 'com.android.support:support-v4:23.0.1'
dependencies { compile fileTree(include: ['*.jar'], dir: 'libs') compile project(':PullToRefresh') compile 'com.android.support:support-v4:23.0.1' }
2、最小sdk版本
Error:Execution failed for task ':PullToRefreshExtras:PullToRefreshListFragment:processDebugAndroidTestManifest'. > java.lang.RuntimeException: Manifest merger failed : uses-sdk:minSdkVersion 1 cannot be smaller than version 4 declared in library [AndoridNewsApp:PullToRefresh:unspecified] D:\AndroidStudioProjects\AndoridNewsApp\PullToRefreshExtras\PullToRefreshListFragment\build\intermediates\exploded-aar\AndoridNewsApp\PullToRefresh\unspecified\AndroidManifest.xml Suggestion: use tools:overrideLibrary="com.handmark.pulltorefresh.library" to force usage
在extras\PullToRefreshListFragment\build.gradle中最小sdk版本设置
android { ......//其它配置 defaultConfig { minSdkVersion 14 targetSdkVersion 23 } ......//其它配置 }
最终extras\PullToRefreshListFragment\build.gradle如下:
apply plugin: 'com.android.library' android { compileSdkVersion 23 buildToolsVersion "23.0.0" defaultConfig { minSdkVersion 14 targetSdkVersion 23 } sourceSets { main { manifest.srcFile 'AndroidManifest.xml' java.srcDirs = ['src'] resources.srcDirs = ['src'] aidl.srcDirs = ['aidl'] renderscript.srcDirs = ['src'] res.srcDirs = ['res'] assets.srcDirs = ['assets'] } } } dependencies { compile fileTree(include: ['*.jar'], dir: 'libs') compile project(':PullToRefresh') compile 'com.android.support:support-v4:23.0.1' }
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