创建项目时,默认情况下会添加此库:
android-support-v4.jar
我可以将其删除吗?如果我删除库会怎么样?该应用可以在某些手机中停止工作吗?
答案 0 :(得分:10)
我可以将其删除吗?
你可以试试。
如果删除该库会怎样?
您将无法使用它提供的任何内容,例如片段backport,ViewPager
等。
该应用可以在某些手机中停止工作吗?
首先会出现构建错误。
答案 1 :(得分:4)
如果您不使用当前SDK目标不可用的API,则可以安全地将其删除。
答案 2 :(得分:4)
如果您正在使用Eclipse,并且在删除android-support-v4 jar后,您的项目标有红色感叹号,请关闭并重新启动Eclipse,它应该自行解决。 (或者您可以尝试关闭并重新打开项目。)
答案 3 :(得分:1)
答案 4 :(得分:0)
我就是这样做的。所以我在所有项目中都遇到了多个错误,比如
...\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v14\styles.xml:8: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
...\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v14\styles.xml:8: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
...\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v14\styles.xml:8: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
...\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
...\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v14\styles.xml:8: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
...\res\values\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v11\styles.xml:7: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light'.
...\res\values-v14\styles.xml:8: error: Error retrieving parent for item: No resource found that matches the given name 'Theme.AppCompat.Light.DarkActionBar'.
这意味着所提到的资源不再适用于我的项目。
然后我继续添加v7 appcompat
,我无法摆脱我的错误。所以我删除了它,并错误地从磁盘上删除了项目,所以安装了它的遗留物(我猜),这也没有结束:
[2014-12-07 06:25:16 - android-support-v7-gridlayout] Unable to resolve target 'android-7'
[2014-12-07 06:25:16 - android-support-v7-mediarouter] Unable to resolve target 'android-17'
[2014-12-07 06:25:16 - android-support-v7-palette] Unable to resolve target 'android-7'
[2014-12-07 06:25:17 - android-support-v7-gridlayout] Unable to resolve target 'android-7'
[2014-12-07 06:25:17 - android-support-v7-palette] Unable to resolve target 'android-7'
[2014-12-07 06:25:22 - android-support-v7-mediarouter] Unable to resolve target 'android-17'
...\sdk\extras\android\support\v7\mediarouter\res\values\styles.xml:18: error: Error retrieving parent for item: No resource found that matches the given name 'Widget.AppCompat.ActionButton'.
...\sdk\extras\android\support\v7\mediarouter\res\values\styles.xml:28: error: Error retrieving parent for item: No resource found that matches the given name 'Widget.AppCompat.Light.ActionButton'.
...\sdk\extras\android\support\v7\mediarouter\res\values\styles.xml:18: error: Error retrieving parent for item: No resource found that matches the given name 'Widget.AppCompat.ActionButton'.
...\sdk\extras\android\support\v7\mediarouter\res\values\styles.xml:28: error: Error retrieving parent for item: No resource found that matches the given name 'Widget.AppCompat.Light.ActionButton'.
[2014-12-07 06:25:26 - android-support-v7-mediarouter]
所以是的,不要这样做!