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android:ImageView选择本地图片并显示
运行结果：
模拟器图库就三张 没办法~画质挺感人~
一个隐式意图
布局文件：
<relativelayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent">
<imageview android:id="@+id/image_choose" android:layout_width="250dp" android:layout_height="250dp" android:background="#CC0000" android:layout_centerhorizontal="true" android:layout_margintop="30dp" android:src="@drawable/default_bg" android:padding="5dp">
</imageview></relativelayout>
MainActivity.class
package com.example.chooseimage;
import android.os.Bundle;
import android.provider.MediaStore;
import android.app.Activity;
import android.content.Intent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.ImageView;
public class MainActivity extends Activity implements OnClickListener {
private ImageView image_choose;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_main);
image_choose = (ImageView) findViewById(R.id.image_choose);
image_choose.setOnClickListener(this);
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
switch (v.getId()) {
case R.id.image_choose: {
Intent intent = new Intent(Intent.ACTION_PICK, null);
intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
"image/*");
startActivityForResult(intent, 0x1);
break;
}
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
if (requestCode == 0x1 && resultCode == RESULT_OK) {
if (data != null) {
image_choose.setImageURI(data.getData());
}
}
super.onActivityResult(requestCode, resultCode, data);
}
}