直接奔主题~!
结构如图:

Send_EmailActivity.java代码:
public class Send_EmailActivity extends Activity {
private EditText to_txt;
private EditText subject_txt;
private EditText content_txt;
private Button submit_btn;
private Button reset_btn;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
findAll();
bind();
}
public void findAll() {
to_txt = (EditText) this.findViewById(R.id.to_txt);
content_txt = (EditText) this.findViewById(R.id.content_txt);
submit_btn = (Button) this.findViewById(R.id.submit_btn);
reset_btn = (Button) this.findViewById(R.id.reset_btn);
subject_txt = (EditText) this.findViewById(R.id.subject_txt);
}
public void bind() {
submit_btn.setOnClickListener(mylistener);
reset_btn.setOnClickListener(mylistener);
}
private View.OnClickListener mylistener = new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
Intent i = new Intent(Intent.ACTION_SEND);
i.setType("text/plain"); // 模拟器请使用这行
// i.setType("message/rfc822") ; // 真机上使用这行
String receive = to_txt.getText().toString().trim();
i.putExtra(Intent.EXTRA_EMAIL, new String[] { receive });
i.putExtra(Intent.EXTRA_SUBJECT, subject_txt.getText().toString()
.trim());
i.putExtra(Intent.EXTRA_TEXT, content_txt.getText().toString()
.trim());
startActivity(Intent.createChooser(i, "send"));
}
};
}
main.xml代码:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"> <TextView android:text="收件人" android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView> <EditText android:layout_width="fill_parent" android:id="@+id/to_txt" android:layout_height="wrap_content"> <requestFocus></requestFocus> </EditText> <TextView android:text="内容" android:id="@+id/textView2" android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView> <EditText android:layout_width="fill_parent" android:id="@+id/content_txt" android:layout_height="wrap_content"></EditText> <TextView android:text="主题" android:id="@+id/textView4" android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView> <EditText android:layout_width="fill_parent" android:id="@+id/subject_txt" android:layout_height="wrap_content"></EditText> <LinearLayout android:gravity="center" android:layout_width="fill_parent" android:id="@+id/linearLayout1" android:layout_height="wrap_content"> <Button android:id="@+id/submit_btn" android:text="submit" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button> <Button android:id="@+id/reset_btn" android:text="reset" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button> </LinearLayout> </LinearLayout>
androidManifest.xml代码:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="Send_Email.Jason"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="4" />
<application android:icon="@drawable/icon" android:label="@string/app_name">
<activity android:name=".Send_EmailActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
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