建设项目环保竣工信息公开网站,电子商务网站建设商城网站,网站轮换图,网站阿里云备案要多久一般使用过UCWEB-Android版的人都应该对其特殊的menu有一定的印象#xff0c;把menu做成Tab-Menu(支持分页的Menu)#xff0c;可以容纳比Android传统的menu更丰富的内容(Android的menu超过6项则缩略在[更多]里)#xff0c;本文参考网上的例子的基础上对例子进行简化以及封装…一般使用过UCWEB-Android版的人都应该对其特殊的menu有一定的印象把menu做成Tab-Menu(支持分页的Menu)可以容纳比Android传统的menu更丰富的内容(Android的menu超过6项则缩略在[更多]里)本文参考网上的例子的基础上对例子进行简化以及封装使其作为一个复合控件融入自己的framework。先来看看本文程序运行的效果如下图所示TabMenu本身就是一个PopupWindowPopupWindow上面放了两个GridView,第一个GridView就是分页标签位于PopupWindow的顶部第二个GridView是菜单位于PopupWindow的主体。为了实现PopupWindow的弹出/退出的动画效果本文使用了以下代码在工程的res文件夹里添加anim子目录再新建文件popup_enter.xml新建文件popup_exit.xml在工程的values文件夹里新建文件popup_animation.xmlanim/popup_enteranim/popup_exitmain.xml的源码如下android:layout_widthfill_parent android:layout_heightfill_parentxmlns:androidhttp://schemas.android.com/apk/res/androidandroid:layout_widthfill_parent android:text扩展Menu----hellogvTabMenu的封装类TabMenu.java的源码如下package com.testTabMenu;import android.content.Context;import android.graphics.Color;import android.graphics.drawable.ColorDrawable;import android.view.Gravity;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.GridView;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.PopupWindow;import android.widget.TextView;import android.widget.AdapterView.OnItemClickListener;import android.widget.LinearLayout.LayoutParams;public class TabMenu extends PopupWindow{private GridView gvBody, gvTitle;private LinearLayout mLayout;private MenuTitleAdapter titleAdapter;public TabMenu(Context context,OnItemClickListener titleClick,OnItemClickListener bodyClick,MenuTitleAdapter titleAdapter,int colorBgTabMenu,int aniTabMenu){super(context);mLayout new LinearLayout(context);mLayout.setOrientation(LinearLayout.VERTICAL);//标题选项栏gvTitle new GridView(context);gvTitle.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));gvTitle.setNumColumns(titleAdapter.getCount());gvTitle.setStretchMode(GridView.STRETCH_COLUMN_WIDTH);gvTitle.setVerticalSpacing(1);gvTitle.setHorizontalSpacing(1);gvTitle.setGravity(Gravity.CENTER);gvTitle.setOnItemClickListener(titleClick);gvTitle.setAdapter(titleAdapter);gvTitle.setSelector(new ColorDrawable(Color.TRANSPARENT));//选中的时候为透明色this.titleAdaptertitleAdapter;//子选项栏gvBody new GridView(context);gvBody.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT,LayoutParams.WRAP_CONTENT));gvBody.setSelector(new ColorDrawable(Color.TRANSPARENT));//选中的时候为透明色gvBody.setNumColumns(4);gvBody.setStretchMode(GridView.STRETCH_COLUMN_WIDTH);gvBody.setVerticalSpacing(10);gvBody.setHorizontalSpacing(10);gvBody.setPadding(10, 10, 10, 10);gvBody.setGravity(Gravity.CENTER);gvBody.setOnItemClickListener(bodyClick);mLayout.addView(gvTitle);mLayout.addView(gvBody);//设置默认项this.setContentView(mLayout);this.setWidth(LayoutParams.FILL_PARENT);this.setHeight(LayoutParams.WRAP_CONTENT);this.setBackgroundDrawable(new ColorDrawable(colorBgTabMenu));// 设置TabMenu菜单背景this.setAnimationStyle(aniTabMenu);this.setFocusable(true);// menu菜单获得焦点 如果没有获得焦点menu菜单中的控件事件无法响应}public void SetTitleSelect(int index){gvTitle.setSelection(index);this.titleAdapter.SetFocus(index);}public void SetBodySelect(int index,int colorSelBody){int countgvBody.getChildCount();for(int i0;i{if(i!index)((LinearLayout)gvBody.getChildAt(i)).setBackgroundColor(Color.TRANSPARENT);}((LinearLayout)gvBody.getChildAt(index)).setBackgroundColor(colorSelBody);}public void SetBodyAdapter(MenuBodyAdapter bodyAdapter){gvBody.setAdapter(bodyAdapter);}/*** 自定义AdapterTabMenu的每个分页的主体**/static public class MenuBodyAdapter extends BaseAdapter {private Context mContext;private int fontColor,fontSize;private String[] texts;private int[] resID;/*** 设置TabMenu的分页主体* param context 调用方的上下文* param texts 按钮集合的字符串数组* param resID 按钮集合的图标资源数组* param fontSize 按钮字体大小* param color 按钮字体颜色*/public MenuBodyAdapter(Context context, String[] texts,int[] resID, int fontSize,int fontColor){this.mContext context;this.fontColor fontColor;this.texts texts;this.fontSizefontSize;this.resIDresID;}public int getCount() {return texts.length;}public Object getItem(int position) {return makeMenyBody(position);}public long getItemId(int position) {return position;}private LinearLayout makeMenyBody(int position){LinearLayout resultnew LinearLayout(this.mContext);result.setOrientation(LinearLayout.VERTICAL);result.setGravity(Gravity.CENTER_HORIZONTAL|Gravity.CENTER_VERTICAL);result.setPadding(10, 10, 10, 10);TextView text new TextView(this.mContext);text.setText(texts[position]);text.setTextSize(fontSize);text.setTextColor(fontColor);text.setGravity(Gravity.CENTER);text.setPadding(5, 5, 5, 5);ImageView imgnew ImageView(this.mContext);img.setBackgroundResource(resID[position]);result.addView(img,new LinearLayout.LayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT)));result.addView(text);return result;}public View getView(int position, View convertView, ViewGroup parent) {return makeMenyBody(position);}}/*** 自定义Adapter,TabMenu的分页标签部分**/static public class MenuTitleAdapter extends BaseAdapter {private Context mContext;private int fontColor,unselcolor,selcolor;private TextView[] title;/*** 设置TabMenu的title* param context 调用方的上下文* param titles 分页标签的字符串数组* param fontSize 字体大小* param fontcolor 字体颜色* param unselcolor 未选中项的背景色* param selcolor 选中项的背景色*/public MenuTitleAdapter(Context context, String[] titles, int fontSize,int fontcolor,int unselcolor,int selcolor) {this.mContext context;this.fontColor fontcolor;this.unselcolor unselcolor;this.selcolorselcolor;this.title new TextView[titles.length];for (int i 0; i titles.length; i) {title[i] new TextView(mContext);title[i].setText(titles[i]);title[i].setTextSize(fontSize);title[i].setTextColor(fontColor);title[i].setGravity(Gravity.CENTER);title[i].setPadding(10, 10, 10, 10);}}public int getCount() {return title.length;}public Object getItem(int position) {return title[position];}public long getItemId(int position) {return title[position].getId();}/*** 设置选中的效果*/private void SetFocus(int index){for(int i0;i{if(i!index){title[i].setBackgroundDrawable(new ColorDrawable(unselcolor));//设置没选中的颜色title[i].setTextColor(fontColor);//设置没选中项的字体颜色}}title[index].setBackgroundColor(0x00);//设置选中项的颜色title[index].setTextColor(selcolor);//设置选中项的字体颜色}public View getView(int position, View convertView, ViewGroup parent) {View v;if (convertView null) {v title[position];} else {v convertView;}return v;}}}testTabMenu介绍了数据的定义以及TabMenu的使用源码如下package com.testTabMenu;import android.app.Activity;import android.graphics.Color;import android.os.Bundle;import android.view.Gravity;import android.view.Menu;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.Toast;public class testTabMenu extends Activity {TabMenu.MenuBodyAdapter []bodyAdapternew TabMenu.MenuBodyAdapter[3];TabMenu.MenuTitleAdapter titleAdapter;TabMenu tabMenu;int selTitle0;Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);//设置分页栏的标题titleAdapter new TabMenu.MenuTitleAdapter(this, new String[] { 常用,设置, 工具 }, 16, 0xFF222222,Color.LTGRAY,Color.WHITE);//定义每项分页栏的内容bodyAdapter[0]new TabMenu.MenuBodyAdapter(this,new String[] { 常用1, 常用2, },new int[] { R.drawable.menu_test,R.drawable.menu_bookmark},13, 0xFFFFFFFF);bodyAdapter[1]new TabMenu.MenuBodyAdapter(this,new String[] { 设置1, 设置2,设置3}, new int[] { R.drawable.menu_edit,R.drawable.menu_delete, R.drawable.menu_fullscreen},13, 0xFFFFFFFF);bodyAdapter[2]new TabMenu.MenuBodyAdapter(this,new String[] { 工具1, 工具2,工具3, 工具4 }, new int[] { R.drawable.menu_copy,R.drawable.menu_cut, R.drawable.menu_normalmode,R.drawable.menu_quit },13, 0xFFFFFFFF);tabMenunew TabMenu(this,new TitleClickEvent(),new BodyClickEvent(),titleAdapter,0x55123456,//TabMenu的背景颜色R.style.PopupAnimation);//出现与消失的动画tabMenu.update();tabMenu.SetTitleSelect(0);tabMenu.SetBodyAdapter(bodyAdapter[0]);}class TitleClickEvent implements OnItemClickListener{Overridepublic void onItemClick(AdapterView arg0, View arg1, int arg2,long arg3) {selTitlearg2;tabMenu.SetTitleSelect(arg2);tabMenu.SetBodyAdapter(bodyAdapter[arg2]);}}class BodyClickEvent implements OnItemClickListener{Overridepublic void onItemClick(AdapterView arg0, View arg1, int arg2,long arg3) {tabMenu.SetBodySelect(arg2,Color.GRAY);String str第String.valueOf(selTitle)栏/n/r第String.valueOf(arg2)项;Toast.makeText(testTabMenu.this, str, 500).show();}}Override/*** 创建MENU*/public boolean onCreateOptionsMenu(Menu menu) {menu.add(menu);// 必须创建一项return super.onCreateOptionsMenu(menu);}Override/*** 拦截MENU*/public boolean onMenuOpened(int featureId, Menu menu) {if (tabMenu ! null) {if (tabMenu.isShowing())tabMenu.dismiss();else {tabMenu.showAtLocation(findViewById(R.id.LinearLayout01),Gravity.BOTTOM, 0, 0);}}return false;// 返回为true 则显示系统menu}}感兴趣的读者可以自己动手测试一下本文所述实例相信会对大家的Android程序开发有一定帮助。
