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selector

1、准备三张图片,并做好9.png 2、在drawable中定义edittext_selector.xml <?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android" > <!--选中时效果--> <item android:state_focused="true" andr ...
android 面试:   http://www.doc88.com/p-932469091469.html   http://tech.it168.com/a2012/0201/1305/000001305470.shtml   http://www.cnblogs.com/mmll/archive/2011/05/03/2035041.html   http://blog.csdn.net/chengyingzhilian/article/details/7734565   http://www.eoeandroid.com/thread-73665-1-1.html ...
打开源码中CheckBox.java文件,我们可以看到如下内容: public class CheckBox extends CompoundButton { public CheckBox(Context context) { this(context, null); } public CheckBox(Context context, AttributeSet attrs) { this(context, attrs, com.android.internal.R.attr.checkboxStyle); ...
10-26 18:30:45.085: E/AndroidRuntime(7323): java.lang.IllegalStateException: The content of the adapter has changed but ListView did not receive a notification. Make sure the content of your adapter is not modified from a background thread, but only from the UI thread. [in ListView(213129628 ...
加两个属性即可: android:stackFromBottom="true" android:transcriptMode="alwaysScroll" 这样,就像系统的短信会话界面,一进去,listview的滚动条就在底部,就显示最后一个项目  
Java 部分 1 list.setItemsCanFocus(false); XML 部分 android:focusable=”false” android:focusableInTouchMode=”false” 说明:如果一个 ListView 的条目子视图中包含了 CheckBox、ImagaButton 等可以接收触控监听的控件的话,它们可能会遮断 ListView 本身对条目点击的监听,使得其 setOnItemClickListener() 方法失效。解决方法为,如果是在代码中动态生成的空间,可以用 setItemsCanFocus() 方法来禁用那 ...
转载 http://blog.csdn.net/gulaer/article/details/8513825
@Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); String valueString = "dfjkdjfkdjfjieurieuriewuorewioreir"; try { writeDateFile("name", valueString.getBytes()); } catch (Exception ...
转载:   http://huangjijie123456.iteye.com/blog/1545310 很好,很详细   http://mgssnake.iteye.com/blog/655866 aidl    http://blog.csdn.net/liushaogeng/article/details/6592916 Android来电拦截及拦截后的提示音   http://blog.csdn.net/xys289187120/article/details/7395834  第三方数据库与读取文件中数据库详解
界面底部控件被软键盘顶起   在 AndroidManifest.xml对应activity标签中加上 android:windowSoftInputMode="adjustPan"
转载: http://blog.csdn.net/song_shi_chao/article/details/7949580     前几天在做facebook链接的时候,总是第一次成功,第二次失败,后来分析,是本地的缓存没有清空,看了facebook sdk的源码才发现,果然,要做一步清楚cookie的操作:     Android的CookieManager只提供了removeAllCookies方法,用来删除所有的cookie,有什么办法只删除和特定url关联的cookie呢?本来打算使用setCookie(url, value)将指定url关联的cookie设为空串,但试了 ...
转载:   http://blog.csdn.net/onerain88/article/details/6562464   可以把list强转成Serializable类型,然后通过putExtras(key, (Serializable)list)方法传递过去,接受的时候用(List<YourObject>) getIntent().getSerializable(key)就可以接受到List<YourObject>数据了   但是最重要的一点是:你的YourObject类必须要实现Serializable接口,切记切记,不然会报错,运行时异常(与parc ...
微博:   转载 http://06peng.com/archives/106
转载: http://blog.csdn.net/l241002209/article/details/7009057     public class BootStartUtils { private static final String BOOT_START_PERMISSION = "android.permission.RECEIVE_BOOT_COMPLETED"; private Context mContext; public BootStartUtils(Context context ...
Drawable close = getResources().getDrawable(R.drawable.protect_icon); close.setBounds(0, 0, close.getIntrinsicWidth(), close.getIntrinsicHeight()); proTextView.setCompoundDrawables(close, null, null, null);  
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