Lập trình Android với ToggleButton ppt


 !"
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 /("
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android=" /> android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Demo ToggleButton"
android:id="@+id/tv"
/>
<ToggleButton
android:text="ToggleButton"
android:id="@+id/toggleButton1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textOn="yello"
android:textOff="red" />
</LinearLayout>
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android:textOn="yello"
android:textOff="red”
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package com.ToggleButton;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.TextView;

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4;KKBBB" 4" #
import android.widget.ToggleButton;
public class ToggleButtonActivity extends Activity implements OnClickListener{
ToggleButton tg;
TextView tv;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
tv = (TextView) findViewById(R.id.tv);
tv.setBackgroundColor(0xfff00000);
tg = (ToggleButton) findViewById(R.id.toggleButton1);
tg.setOnClickListener(this);
}
public void onClick(View v) {
// TODO Auto-generated method stub
if((tg.isChecked()))
{
System.out.println("checked");
tv.setBackgroundColor(0xffffff00);
tv.setText("Checked");

////Xu ly tiep xu kien
}
else
{
System.out.println("Unchecked");
tv.setBackgroundColor(0xfff00000);
tv.setText("Not Checked");
////Xu ly tiep xu kien
}
}
}
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OP1;

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9';
OG9';

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