package com.yarin.android.Examples_04_08;
import android.app.Activity;
import android.os.Bundle;
import android.view.Gravity;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.TextView;
import android.widget.Toast;
public class Activity01 extends Activity
{
//������ʾ��Ŀ
TextView m_TextView1;
//���ύ��ť��
Button m_Button1;
//4����ѡ��
CheckBox m_CheckBox1;
CheckBox m_CheckBox2;
CheckBox m_CheckBox3;
CheckBox m_CheckBox4;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
m_TextView1 = (TextView) findViewById(R.id.TextView1);
m_Button1 = (Button) findViewById(R.id.button1);
/* ȡ��ÿ��CheckBox���� */
m_CheckBox1 = (CheckBox) findViewById(R.id.CheckBox1);
m_CheckBox2 = (CheckBox) findViewById(R.id.CheckBox2);
m_CheckBox3 = (CheckBox) findViewById(R.id.CheckBox3);
m_CheckBox4 = (CheckBox) findViewById(R.id.CheckBox4);
//��ÿ��ѡ�������¼�����
m_CheckBox1.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
{
if(m_CheckBox1.isChecked())
{
DisplayToast("��ѡ���ˣ�"+m_CheckBox1.getText());
}
}
});
////////////////////
m_CheckBox2.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
{
if(m_CheckBox2.isChecked())
{
DisplayToast("��ѡ���ˣ�"+m_CheckBox2.getText());
}
}
});
/////////////////
m_CheckBox3.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
{
if(m_CheckBox3.isChecked())
{
DisplayToast("��ѡ���ˣ�"+m_CheckBox3.getText());
}
}
});
////////////////
m_CheckBox4.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
{
if(m_CheckBox4.isChecked())
{
DisplayToast("��ѡ���ˣ�"+m_CheckBox4.getText());
}
}
});
//��ť�����¼�����
m_Button1.setOnClickListener(new Button.OnClickListener() {
public void onClick(View v)
{
int num = 0;
if(m_CheckBox1.isChecked())
{
num++;
}
if(m_CheckBox2.isChecked())
{
num++;
}
if(m_CheckBox3.isChecked())
{
num++;
}
if(m_CheckBox4.isChecked())
{
num++;
}
DisplayToast("лл���룡��һ��ѡ����"+num+"�");
}
});
}
/* ��ʾToast */
public void DisplayToast(String str)
{
Toast toast = Toast.makeText(this, str, Toast.LENGTH_SHORT);
//����toast��ʾ��λ��
toast.setGravity(Gravity.TOP, 0, 220);
//��ʾ��Toast
toast.show();
}
}