Android打开图库，选择一张图片

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.csharpcode .rem { color: #008000; }
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.csharpcode .lnum { color: #606060; }

public void onCreate(Bundle savedInstanceState) {


[code]   super.onCreate(savedInstanceState); 

setContentView(R.layout.main);

Button button = (Button)findViewById(R.id.b01);

button.setText("选择图片");

button.setOnClickListener(new Button.OnClickListener(){

   @Override 

   public void onClick(View v) { 

  Intent intent = new Intent(); 

  /* 开启Pictures画面Type设定为image */ 

  intent.setType("image/*"); 

  /* 使用Intent.ACTION_GET_CONTENT这个Action */ 

  intent.setAction(Intent.ACTION_GET_CONTENT);  

  /* 取得相片后返回本画面 */ 

  startActivityForResult(intent, 1); 

   } 

});

}

@Override

protected void onActivityResult(int requestCode, int resultCode, Intent data) {

   if (resultCode == RESULT_OK) { 

   Uri uri = data.getData(); 

   Log.e("uri", uri.toString()); 

   ContentResolver cr = this.getContentResolver(); 

   try { 

  Bitmap bitmap = BitmapFactory.decodeStream(cr.openInputStream(uri)); 

  ImageView imageView = (ImageView) findViewById(R.id.iv01); 

  /* 将Bitmap设定到ImageView */ 

  imageView.setImageBitmap(bitmap); 

   } catch (FileNotFoundException e) { 

  Log.e("Exception", e.getMessage(),e); 

   } 

    }

   super.onActivityResult(requestCode, resultCode, data); 

} 

[/code]

.csharpcode, .csharpcode pre
{
font-size: small;
color: black;
font-family: consolas, "Courier New", courier, monospace;
background-color: #ffffff;
/*white-space: pre;*/
}
.csharpcode pre { margin: 0em; }
.csharpcode .rem { color: #008000; }
.csharpcode .kwrd { color: #0000ff; }
.csharpcode .str { color: #006080; }
.csharpcode .op { color: #0000c0; }
.csharpcode .preproc { color: #cc6633; }
.csharpcode .asp { background-color: #ffff00; }
.csharpcode .html { color: #800000; }
.csharpcode .attr { color: #ff0000; }
.csharpcode .alt
{
background-color: #f4f4f4;
width: 100%;
margin: 0em;
}
.csharpcode .lnum { color: #606060; }