废话少说,直奔主题~!
结构如图:
Tel_DaiActivity.java代码:
public class Tel_DaiActivity extends Activity { private EditText tel_num_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() { tel_num_txt = (EditText) this.findViewById(R.id.tel_num_txt); submit_btn = (Button) this.findViewById(R.id.submit_btn); reset_btn = (Button) this.findViewById(R.id.reset_btn); } 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 switch (v.getId()) { case R.id.submit_btn: Intent it = new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + tel_num_txt.getText().toString().trim())); startActivity(it); break; case R.id.reset_btn: tel_num_txt.setText(""); break; default: break; } } }; }
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"> <LinearLayout android:layout_width="fill_parent" android:id="@+id/linearLayout1" android:layout_height="wrap_content"> <TextView android:text="电话号码" android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView> <EditText android:layout_width="wrap_content" android:layout_weight="1" android:id="@+id/tel_num_txt" android:layout_height="wrap_content" android:numeric="integer"> </EditText> </LinearLayout> <LinearLayout android:layout_width="fill_parent" android:id="@+id/linearLayout2" android:layout_height="wrap_content" android:gravity="center"> <Button android:text="submit" android:id="@+id/submit_btn" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button> <Button android:text="reset" android:id="@+id/reset_btn" 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="Tel_Dai.Jason" android:versionCode="1" android:versionName="1.0"> <uses-sdk android:minSdkVersion="4" /> <uses-permission android:name="android.permission.CALL_PHONE"></uses-permission> <application android:icon="@drawable/icon" android:label="@string/app_name"> <activity android:name=".Tel_DaiActivity" 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>