看到优快云有这样一篇关于横滑屏的界面,是通过打包以后的组件实现的。下面是正文
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要转的朋友请保留博客地址http://blog.youkuaiyun.com/swadair/article/details/7551609
很多朋友对RollNavigationBar+SlidePageView如何设计业务界面感到疑惑,今天我专门写了Demo共大家参考。效果图如下:
页面A
页面A滑向页面B中
页面B
做了个简单的动态效果图
实现源码如下:
- package cn.w.song.ui;
- import java.util.HashMap;
- import java.util.LinkedList;
- import java.util.List;
- import java.util.Map;
- import android.app.Activity;
- import android.os.Bundle;
- import android.view.LayoutInflater;
- import android.view.MotionEvent;
- import android.view.View;
- import android.view.ViewGroup;
- import android.widget.ImageView;
- import android.widget.TextView;
- import cn.w.song.widget.navigation.RollNavigationBar;
- import cn.w.song.widget.navigation.adapter.RollNavigationBarAdapter;
- import cn.w.song.widget.scroll.SlidePageView;
- import cn.w.song.widget.scroll.SlidePageView.OnPageViewChangedListener;
- /**
- * 注意确保将w.song.android.widget-1.0.4.jar导入项目
- * w.song.android.widget-1.0.4.jar下载地址 http://download.youkuaiyun.com/detail/swadair/4289692
- * QQ 2636852590
- * @author w.song
- * @version 1.0.1
- * @date 2012-5-9
- */
- public class UIADemoActivity extends Activity {
- private String tag = "UIADemoActivity";
- private String[] title = { "关注", "热门", "分类", "喜欢" };
- private int[] photo = { R.drawable.nav_menu_home, R.drawable.nav_menu_hot,
- R.drawable.nav_menu_category, R.drawable.nav_menu_like};
- private int[] photoSelected = { R.drawable.nav_menu_home_selected,
- R.drawable.nav_menu_hot_selected,
- R.drawable.nav_menu_category_active,
- R.drawable.nav_menu_like_active};
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.uiademo_ui);
- /* 获取组件 */
- final RollNavigationBar rnb = (RollNavigationBar) findViewById(R.id.uiademo_ui_RollNavigationBar);
- final SlidePageView spv = (SlidePageView) findViewById(R.id.uiademo_ui_SlidePageView);
- /* 定制动态数据 */
- List<Map<String, Object>> list = new LinkedList<Map<String, Object>>();
- for (int i = 0; i < title.length; i++) {
- Map<String, Object> map = new HashMap<String, Object>();
- map.put("title", title[i]);
- map.put("photo", photo[i]);
- map.put("photoSelected", photoSelected[i]);
- list.add(map);
- }
- /* 设置滑动条的滑动时间,时间范围在0.1~1s,不在范围则默认0.1s */
- rnb.setSelecterMoveContinueTime(0.1f);// 可以不设置,默认0.1s
- /* 设置滑动条样式(图片) */
- rnb.setSelecterDrawableSource(R.drawable.nav_menu_bg);// 必须
- /* 设置导航栏的被选位置 */
- rnb.setSelectedChildPosition(0);// 可以不设置
- /* 导航栏扩展 */
- final MyNavigationBarAdapter adapter = new MyNavigationBarAdapter(this,
- list);
- rnb.setAdapter(adapter);// 必须
- rnb.setNavigationBarListener(new RollNavigationBar.NavigationBarListener() {
- /**
- * position 被选位置 view 为导航栏 event 移动事件
- */
- @Override
- public void onNavigationBarClick(int position, View view,
- MotionEvent event) {
- switch (event.getAction()) {
- case MotionEvent.ACTION_DOWN:// 按下去时
- spv.setCurrPagePosition(position);
- spv.CurrPageScrollToScreenCenter();
- break;
- case MotionEvent.ACTION_MOVE:// 移动中
- break;
- case MotionEvent.ACTION_UP:// 抬手时
- break;
- }
- }
- });
- /* 滚动页面(正文)监听 */
- spv.setOnPageViewChangedListener(new OnPageViewChangedListener() {
- @Override
- public void OnPageViewChanged(int currPagePosition,
- View currPageView) {
- rnb.setSelectedChildPosition(currPagePosition);
- rnb.refreshView(adapter);
- }
- });
- }
- /**
- * 导航栏扩展
- *
- * @author w.song
- * @version 1.0.1
- * @date 2012-4-22
- */
- class MyNavigationBarAdapter extends RollNavigationBarAdapter {
- private List<Map<String, Object>> list;
- private LayoutInflater mInflater;
- public MyNavigationBarAdapter(Activity activity,
- List<Map<String, Object>> list) {
- mInflater = LayoutInflater.from(activity);
- this.list = list;
- }
- @Override
- public int getCount() {
- return list.size();
- }
- /**
- * 获取每个组件
- *
- * @param position
- * 组件的位置
- * @param contextView
- * 组件
- * @param parent
- * 上层组件
- */
- @Override
- public View getView(int position, View contextView, ViewGroup parent) {
- mInflater.inflate(R.layout.item, (ViewGroup) contextView);
- RollNavigationBar rollNavigationBar = (RollNavigationBar) parent;
- /* 获取组件 */
- ImageView imageView = (ImageView) contextView
- .findViewById(R.id.image_view);
- TextView titleView = (TextView) contextView
- .findViewById(R.id.title_view);
- /* 获取参数 */
- String title = "" + list.get(position).get("title");
- int photo = (Integer) list.get(position).get("photo");
- int photoSelected = (Integer) list.get(position).get(
- "photoSelected");
- /* 组件设置参数 */
- // 区分选择与被选择图片
- if (position == rollNavigationBar.getSelectedChildPosition()) {// 被选择
- imageView.setBackgroundResource(photoSelected);
- } else {// 没被选择
- imageView.setBackgroundResource(photo);
- }
- titleView.setText(title);
- return contextView;
- }
- }
- }
demo项目源码下载地址http://download.youkuaiyun.com/detail/swadair/4289766
注意demo项目务必导入w.song.android.widget-1.0.4.jar包。
w.song.android.widget.jar有了1.0.4版本,该版本没有新增组件,但对现有组件做了良好的优化。
w.song.android.widget-1.0.4.jar下载地址 http://download.youkuaiyun.com/detail/swadair/4289692