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1.将Bitmap影像到FrameLayout,我解码的图像转换成 Drawable ,然后将其设置为背景的 FrameLayout java.lang.NoSuchMethodError: android.widget.FrameLayout.setBackground() ByteArrayInputStream p_w_picpathStream2= new ByteArrayInputStream(cardbackground); Bitmap Imagebackground = BitmapFactory.decodeStream(p_w_picpathStream2); Drawable p_w_picpathbakground=new BitmapDrawable(getResources(),Imagebackground); framelayout.setBackground(p_w_picpathbakground);
解决方法:setBackground()方法,在添加 API 级别 16。使用 setBackgroundDrawable()相反用setBackground
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { framelayout.setBackground(p_w_picpathbakground); } else { frameLayout.setBackgroundDrawable(p_w_picpathbakground); }
2.错误信息 [2015-11-22 17:19:10 - news] Found 2 versions of android-support-v4.jar in the dependency list, [2015-11-22 17:19:10 - news] but not all the versions are identical (check is based on SHA-1 only at this time). [2015-11-22 17:19:10 - news] All versions of the libraries must be the same at this time. [2015-11-22 17:19:10 - news] Versions found are: [2015-11-22 17:19:10 - news] Path: E:\android\adt-bundle-windows-x86-20131030\workspace\library\libs\android-support-v4.jar [2015-11-22 17:19:10 - news] Length: 385685 [2015-11-22 17:19:10 - news] SHA-1: 48c94ae70fa65718b382098237806a5909bb096e [2015-11-22 17:19:10 - news] Path: E:\android\adt-bundle-windows-x86-20131030\workspace\news\libs\android-support-v4.jar [2015-11-22 17:19:10 - news] Length: 621451 [2015-11-22 17:19:10 - news] SHA-1: 5896b0a4e377ac4242eb2bc785220c1c4fc052f4 [2015-11-22 17:19:10 - news] Jar mismatch! Fix your dependencies 解决方案: 把一个项目的android-support-v4.jar复制到另一个项目覆盖原来的android-support-v4.jar