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[Android学UI之三]兑现新浪微博消息页面左右滑动页面方式一(一)

热度:16   发布时间:2016-05-01 12:46:24.0
[Android学UI之三]实现新浪微博消息页面左右滑动页面方式一(一)


功能:

     新浪微博消息页面


使用说明:

     先用自定义的一个类:HorizontalPager  实现左右滑动,实现起来比较清爽、简单

  HorizontalPager 类在第一篇学UI博客


看图吧!先看效果!!!



滑动触发事件。


接下来看代码吧!


界面activity:

package com.bbswp.demo;import com.bbswp.demo.view.HorizontalPager;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.view.animation.TranslateAnimation;import android.widget.ImageButton;import android.widget.ImageView;import android.widget.Toast;public class MainActivity extends Activity {    private HorizontalPager mPager;    private ImageButton image1;    private ImageButton image2;    private ImageButton image3;    private ImageButton image4;    private ImageView imageView;    private int startLeft;    private int location;    private int pos = 25;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        mPager = (HorizontalPager) findViewById(R.id.horizontal_pager);        mPager.setOnScreenSwitchListener(onScreenSwitchListener);        image1 = (ImageButton) findViewById(R.id.btn_1);        image2 = (ImageButton) findViewById(R.id.btn_2);        image3 = (ImageButton) findViewById(R.id.btn_3);        image4 = (ImageButton) findViewById(R.id.btn_4);        imageView = (ImageView) findViewById(R.id.imageView);            }    private final HorizontalPager.OnScreenSwitchListener onScreenSwitchListener =            new HorizontalPager.OnScreenSwitchListener() {                @Override                public void onScreenSwitched(final int screen) {                    switch (screen) {                        case 0:                            image1.performClick();                            break;                        case 1:                            image2.performClick();                            break;                        case 2:                            image3.performClick();                            break;                        case 3:                            image4.performClick();                            break;                        default:                            break;                    }                }            };    public void startAnimation(int startX, int toX, int startY, int toY) {        TranslateAnimation anim = new TranslateAnimation(startX, toX, startY, toY);        anim.setDuration(200);        anim.setFillAfter(true);        imageView.startAnimation(anim);    }    public void onClick1(View view) {        location = imageView.getWidth()+pos;        toast(1);        mPager.setCurrentScreen(0, true);        startAnimation(0, 0, 0, 0);        startLeft = 0;    }    public void onClick2(View view) {        location = imageView.getWidth()+pos;        toast(2);        mPager.setCurrentScreen(1, true);        startAnimation(startLeft, location*1, 0, 0);        startLeft = location*1;    }    public void onClick3(View view) {        location = imageView.getWidth()+pos;        toast(3);        mPager.setCurrentScreen(2, true);        startAnimation(startLeft, location*2, 0, 0);        startLeft = location*2;    }    public void onClick4(View view) {        location = imageView.getWidth()+pos;        toast(4);        mPager.setCurrentScreen(3, true);        startAnimation(startLeft, location*3, 0, 0);        startLeft = location*3;    }    private void toast(int i) {        Toast.makeText(this, "第几个:" + i, Toast.LENGTH_SHORT).show();    }}

上面还是比较简单吧!


当然还需要另一个左右滑动的类,在第一个博客里有:http://blog.csdn.net/hudan2714/article/details/8216818

这里就不再帖出来了。类代码是:HorizontalPager 


当然最后还是xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <LinearLayout        android:layout_width="match_parent"        android:layout_height="50dip"        android:background="@drawable/titlebar_bg_nor"        android:gravity="top"        android:orientation="vertical" >        <LinearLayout            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:layout_marginLeft="70dip"            android:orientation="horizontal" >            <ImageButton                android:id="@+id/btn_1"                style="@style/titleIcon"                android:background="@drawable/msg_group_at"                android:onClick="onClick1" />            <ImageButton                android:id="@+id/btn_2"                style="@style/titleIcon"                android:background="@drawable/msg_group_comment"                android:onClick="onClick2" />            <ImageButton                android:id="@+id/btn_3"                style="@style/titleIcon"                android:background="@drawable/msg_group_message"                android:onClick="onClick3" />            <ImageButton                android:id="@+id/btn_4"                style="@style/titleIcon"                android:background="@drawable/msg_group_notification"                android:onClick="onClick4" />        </LinearLayout>        <ImageView            android:id="@+id/imageView"            android:layout_width="20dip"            android:layout_height="2dip"            android:layout_marginLeft="80dip"            android:layout_marginBottom="3dip"            android:background="@drawable/title_bar_mark" />    </LinearLayout>    <com.bbswp.demo.view.HorizontalPager        android:id="@+id/horizontal_pager"        android:layout_width="fill_parent"        android:layout_height="0px"        android:layout_gravity="bottom"        android:layout_weight="1" >        <TextView            android:layout_width="fill_parent"            android:layout_height="fill_parent"            android:text="[email protected]"            android:textSize="24dip"            android:textStyle="bold" />        <TextView            android:layout_width="fill_parent"            android:layout_height="fill_parent"            android:text="我是消息页面"            android:textSize="24dip"            android:textStyle="bold" />        <TextView            android:layout_width="fill_parent"            android:layout_height="fill_parent"            android:text="我是私信页面"            android:textSize="24dip"            android:textStyle="bold" />        <TextView            android:layout_width="fill_parent"            android:layout_height="fill_parent"            android:text="我是通知页面"            android:textSize="24dip"            android:textStyle="bold" />    </com.bbswp.demo.view.HorizontalPager></LinearLayout>


如果不想使用android.support.v4.view 包,可以使用此方法来实现滑动功能了!

当然,后面也会使用android.support.v4.view包来实现此功能,分享给大家!!!



不能少了源码分享给大家的!

欢迎大家下载,一起学习交流!!!

下载地址:http://download.csdn.net/detail/hudan2714/4809950






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