Progress進度條

package com.example.administrator.progressbar;

import android.app.ActionBar;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.util.Property;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import android.widget.ProgressBar;
import android.widget.Toast;


public class MainActivity extends Activity implements Button.OnClickListener{
    private ProgressBar progressBar;


    private Button btn_add;
    private Button btn_sub;
    private Button btn_reset;

    private Button btn_dialog;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);


        /**
         * actionBar 進度條
         */
        // 1、設置窗口特徵
        requestWindowFeature(Window.FEATURE_PROGRESS); //進度條
        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); //loading
        setContentView(R.layout.activity_main);


        // 2、顯示進度條
        setProgressBarVisibility(true);
        // 2、顯示loading
        setProgressBarIndeterminateVisibility(true);
        setProgress(Window.PROGRESS_END / 2); //進度條長度爲50% 最大爲 10000


        /**
         * 進度條組件
         */
        // 1、
        progressBar = (ProgressBar)findViewById(R.id.progressBar4);
        btn_add = (Button)findViewById(R.id.btn_add);
        btn_sub = (Button)findViewById(R.id.btn_sub);
        btn_reset = (Button)findViewById(R.id.btn_reset);

        btn_add.setOnClickListener(this);
        btn_sub.setOnClickListener(this);
        btn_reset.setOnClickListener(this);


        /**
         * 進度條對話框
         */

        btn_dialog = (Button)findViewById(R.id.btn_dialog);
        btn_dialog.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                ProgressDialog progressBar_dialog = new ProgressDialog(MainActivity.this);

                progressBar_dialog.setTitle("進度條對話框");
                progressBar_dialog.setMessage("進度條對話框描述");
                progressBar_dialog.setIcon(R.mipmap.ic_launcher);
                progressBar_dialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);

                //這裏不使用 setProgress、setSecondaryProgress 因爲只會改變進度條 不會改變進度條下面的百分比文字
                progressBar_dialog.incrementProgressBy(50);
                progressBar_dialog.incrementSecondaryProgressBy(80);

                progressBar_dialog.setMax(100);


                progressBar_dialog.setButton(DialogInterface.BUTTON_POSITIVE, "確定", new DialogInterface.OnClickListener() {

                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        Toast.makeText(MainActivity.this, "點擊了確定", Toast.LENGTH_SHORT).show();
                    }
                });

                //不允許通過返回鍵關閉dialog 默認爲 true
                progressBar_dialog.setCancelable(false);

                progressBar_dialog.show();
            }
        });



    }

    @Override
    public void onClick(View v) {
        int _progress = progressBar.getProgress();
        int _second_progress = progressBar.getSecondaryProgress();
        switch (v.getId()){
            case R.id.btn_add:
                progressBar.incrementProgressBy(10);
                progressBar.incrementSecondaryProgressBy(10);
                break;
            case R.id.btn_sub:
                progressBar.setProgress(_progress - 10);
                progressBar.setSecondaryProgress(_second_progress - 10);
                break;
            case R.id.btn_reset:
                progressBar.setProgress(50);
                progressBar.setSecondaryProgress(80);
                break;
        }
    }
}

ActivityMain.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">

    <ProgressBar
        style="?android:attr/progressBarStyleLarge"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/progressBar"
        android:layout_alignParentTop="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <ProgressBar
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/progressBar2"
        android:layout_below="@+id/progressBar"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <ProgressBar
        style="?android:attr/progressBarStyleSmall"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/progressBar3"
        android:layout_below="@+id/progressBar2"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <ProgressBar
        style="@android:style/Widget.ProgressBar.Horizontal"
        android:progressDrawable="@drawable/progress_style"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/progressBar4"
        android:layout_below="@+id/progressBar2"
        android:progress="50"
        android:secondaryProgress="80"
         />

    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_below="@id/progressBar2"
        android:id="@+id/linear">
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/btn_add"
            android:text="加"/>
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/btn_sub"
            android:text="減"/>
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/btn_reset"
            android:text="重置"/>
    </LinearLayout>
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="打開對話框"
        android:id="@+id/btn_dialog"
        android:layout_below="@+id/linear"/>
</RelativeLayout>

Progress_style.xml

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:id="@android:id/background">
        <shape>
            <corners android:radius="5dip" />
            <gradient
                android:startColor="#F00"
                android:centerColor="#E00"
                android:centerY="0.75"
                android:endColor="#F00"
                android:angle="270"
                />
        </shape>
    </item>

    <item android:id="@android:id/secondaryProgress">
        <clip>
            <shape>
                <corners android:radius="5dip" />
                <gradient
                    android:startColor="#0F0"
                    android:centerColor="#0E0"
                    android:centerY="0.75"
                    android:endColor="#0F0"
                    android:angle="270"
                    />
            </shape>
        </clip>
    </item>

    <item android:id="@android:id/progress">
        <clip>
            <shape>
                <corners android:radius="5dip" />
                <gradient
                    android:startColor="#00F"
                    android:centerColor="#00E"
                    android:centerY="0.75"
                    android:endColor="#00F"
                    android:angle="270"
                    />
            </shape>
        </clip>
    </item>

</layer-list>