简单说说 自己对 android LayoutParams的理解吧,xh写不出高级文章是低级写手.public static classViewGroup.LayoutParamsextends Object java.lang.Object ↳ android.view.ViewGroup.LayoutParams //继承关系 以下说明摘自官方文档E文好的可以看看Class Overview LayoutParams are used by views to tell their p…
Intent只在Android中特有,我把它比作一种运载工具,就像飞机一样,会把一些人带到某个地方,而且如果需要的话,还可以找到机上有哪些人员(数据),这就需要另外一些设备来支持(如:Bundle),最后通过引擎(Context的 Activity)来启动. 以下是从网上摘来的:前人已有整理,就方便了我们这些后辈了.1.显示网页: Java代码 Uri uri = Uri.parse("http://www.google.com"); Intent it = new Intent(…
1. Parcelable接口 Interface for classes whose instances can be written to and restored from a Parcel. Classes implementing the Parcelable interface must also have a static field called CREATOR, which is an object implementing the Parcelable.Creator int…
from: http://www.cnblogs.com/renqingping/archive/2012/10/25/Parcelable.html Interface for classes whose instances can be written to and restored from a Parcel. Classes implementing the Parcelable interface must also have a static field called CREATOR…
LayoutParams are used by views to tell their parents how they want to be laid out. See ViewGroup Layout Attributes for a list of all child view attributes that this class supports. LayoutParams布局参数是用来保存当前view在父控件中的布局参数,如位置,长,宽等. The base LayoutParams…
1,调web浏览器 Uri myBlogUri = Uri.parse("http://xxxxx.com"); returnIt = new Intent(Intent.ACTION_VIEW, myBlogUri); 2,地图 Uri mapUri = Uri.parse("geo:38.899533,-77.036476"); returnIt = new Intent(Intent.ACTION_VIEW, mapUri); 3,调拨打电话界面 Uri te…
1,调web浏览器 Uri myBlogUri = Uri.parse("http://xxxxx.com"); returnIt = new Intent(Intent.ACTION_VIEW, myBlogUri); 2,地图 Uri mapUri = Uri.parse("geo:38.899533,-77.036476"); returnIt = new Intent(Intent.ACTION_VIEW, mapUri); 3,调拨打电话界面 Uri te…
转自: Android中Parcelable接口用法 1. Parcelable接口 Interface for classes whose instances can be written to and restored from a Parcel. Classes implementing the Parcelable interface must also have a static field called CREATOR, which is an object implementing…
定义: 我们可以在Android的framework中的ViewGroup类里找到定义的类: public static class LayoutParams{...} 此类有如下注释: LayoutParams are used by views to tell their parents how they want to be laid out. View对象使用LayoutParams对象来告知其上层控件自己需要多少空间. The base LayoutParams class just…