資源簡介
Android基礎控件——SeekBar的使用、仿淘寶滑動驗證

代碼片段和文件信息
package?com.handsome.app5;
import?android.graphics.Color;
import?android.support.v7.app.AppCompatActivity;
import?android.os.Bundle;
import?android.util.Log;
import?android.view.View;
import?android.widget.SeekBar;
import?android.widget.TextView;
public?class?MainActivity?extends?AppCompatActivity?implements?SeekBar.OnSeekBarChangeListener?{
????private?TextView?tv;
????private?SeekBar?seekBar;
????@Override
????protected?void?onCreate(Bundle?savedInstanceState)?{
????????super.onCreate(savedInstanceState);
????????setContentView(R.layout.activity_main);
????????tv?=?(TextView)?findViewById(R.id.tv);
????????seekBar?=?(SeekBar)?findViewById(R.id.sb);
????????seekBar.setOnSeekBarChangeListener(this);
????}
????/**
?????*?seekBar進度變化時回調
?????*
?????*?@param?seekBar
?????*?@param?progress
?????*?@param?fromUser
?????*/
????@Override
????public?void?onProgressChanged(SeekBar?seekBar?int?progress?boolean?fromUser)?{
????????if?(seekBar.getProgress()?==?seekBar.getMax())?{
????????????tv.setVisibility(View.VISIBLE);
????????????tv.setTextColor(Color.WHITE);
????????????tv.setText(“完成驗證“);
????????}?else?{
????????????tv.setVisibility(View.INVISIBLE);
????????}
????}
????/**
?????*?seekBar開始觸摸時回調
?????*
?????*?@param?seekBar
?????*/
????@Override
????public?void?onstartTrackingTouch(SeekBar?seekBar)?{
????}
????/**
?????*?seekBar停止觸摸時回調
?????*
?????*?@param?seekBar
?????*/
????@Override
????public?void?onstopTrackingTouch(SeekBar?seekBar)?{
????????if?(seekBar.getProgress()?!=?seekBar.getMax())?{
????????????seekBar.setProgress(0);
????????????tv.setVisibility(View.VISIBLE);
????????????tv.setTextColor(Color.GRAY);
????????????tv.setText(“請按住滑塊,拖動到最右邊“);
????????}
????}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1847??2016-11-22?13:03??seekbar\MainActivity.java
?????文件?????????929??2016-11-22?12:41??seekbar\activity_main.xm
?????文件????????1026??2016-11-22?13:01??seekbar\seekbar_bg.xm
?????文件????????1097??2016-11-22?00:14??seekbar\thumb.png
?????目錄???????????0??2016-11-22?13:10??seekbar\
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