1。自定义字符串
Open “res/values/strings.xml” file, add some custom string for toggle buttons.
res/values/strings.xml文件:
MyAndroidApp
Turn On
Turn Off
Display
2。切换按钮
Open “res/layout/ main.xml” file, add two “切换按钮” and a normal button, inside the 线性布局.
文件:res/layout/ main.xml
笔记
Review the “togglebutton2”, we did customized the togglebutton2’s display text on and off and made it checked by default.
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三.代码代码
Inside activity “onCreate()” method, attach a click listeners on a normal button, to display the current state of the toggle button.
文件:myandroidappactivity.java
package com.mkyong.android;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;
import android.widget.ToggleButton;
public class MyAndroidAppActivity extends Activity {
private ToggleButton toggleButton1, toggleButton2;
private Button btnDisplay;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
addListenerOnButton();
}
public void addListenerOnButton() {
toggleButton1 = (ToggleButton) findViewById(R.id.toggleButton1);
toggleButton2 = (ToggleButton) findViewById(R.id.toggleButton2);
btnDisplay = (Button) findViewById(R.id.btnDisplay);
btnDisplay.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
StringBuffer result = new StringBuffer();
result.append("toggleButton1 : ").append(toggleButton1.getText());
result.append("\ntoggleButton2 : ").append(toggleButton2.getText());
Toast.makeText(MyAndroidAppActivity.this, result.toString(),
Toast.LENGTH_SHORT).show();
}
});
}
}
Demo
Run the application.Result, toggleButton2 is using the customized string, and checked by default.
android togglebutton demo1
- Checked toggleButton1 and unchecked toggleButton2, and click on the display button, the current state of both toggle buttons will be displayed.
android togglebutton demo2