Android --SeekBar的使用
1. 效果图
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" alt="" />
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" alt="" />
2. 源码文件
1. main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/LL"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" > <EditText
android:id="@+id/editText1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="EditText" >
</EditText> <SeekBar
android:id="@+id/seekBar1"
android:layout_width="match_parent"
android:layout_height="wrap_content" >
</SeekBar> </LinearLayout>
2. firstActivity.java
package iflab.test; import android.app.Activity;
import android.content.res.Resources;
import android.graphics.Color;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnFocusChangeListener;
import android.view.View.OnLongClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.DatePicker.OnDateChangedListener;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.TimePicker;
import android.widget.Toast; public class firstActivity extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
SeekBar mSeekBar=(SeekBar)findViewById(R.id.seekBar1); //获取滑块对象
final EditText mEditText=(EditText)findViewById(R.id.editText1); //获取编辑框对象 mSeekBar.setMax(200); //设置滑块最大值
mSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
//设置监听器
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),"停止更改",Toast.LENGTH_LONG).show(); //显示信息
} @Override
public void onStartTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),"开始更改",Toast.LENGTH_LONG).show(); //显示信息
} @Override
public void onProgressChanged(SeekBar seekBar, int progress,
boolean fromUser) {
// TODO Auto-generated method stub
mEditText.setText("滑块的当前值为"+progress); //显示当前值
}
}); }
}
3. 说明
进行移动的时候会有Toast进行相应的提示 。
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