Android模仿Buttonbar

布局文件如下：

                    <?xmlversion="1.0"encoding="utf-8"?>
            <RelativeLayoutxmlns:android="http://schemas.android.com/apk/res/android"
            android:orientation="vertical"
            android:layout_width="fill_parent"
            android:layout_height="fill_parent"
            >
            <ViewFlipperandroid:id="@+id/flipper"android:layout_width="fill_parent"android:layout_height="fill_parent"/>
            <LinearLayoutandroid:orientation="horizontal"android:layout_width="fill_parent"android:layout_height="wrap_content"
            android:background="@drawable/bottom_bg"android:layout_alignParentBottom="true"android:gravity="center_vertical"style="@android:style/ButtonBar">
            <ImageButtonandroid:id="@+id/searchBtn"android:src="@drawable/search_on"android:background="#00000000"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_weight="1"/>
            <ImageButtonandroid:id="@+id/historyBtn"android:src="@drawable/history"android:background="#00000000"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_weight="1"/>
            <ImageButtonandroid:id="@+id/starredBtn"android:src="@drawable/starred"android:background="#00000000"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_weight="1"/>
            </LinearLayout>
            </RelativeLayout>

代码如下：

                    importandroid.app.Activity;
            importandroid.content.Intent;
            importandroid.os.Bundle;
            importandroid.view.LayoutInflater;
            importandroid.view.View;
            importandroid.view.View.OnClickListener;
            importandroid.widget.ImageButton;
            importandroid.widget.ViewFlipper;
            
            publicclassSearchextendsActivity{
            
            privateImageButtonsearchBtn;
            privateImageButtonhistoryBtn;
            privateImageButtonstarredBtn;
             //通过ViewFlipper在多个view间转换 
            privateViewFlipperflipper;
            
            
            @Override
            publicvoidonCreate(BundlesavedInstanceState){
            super.onCreate(savedInstanceState);
            setContentView(R.layout.main);
            findViews();
            bindListener();
            }
            
            publicvoidfindViews(){
            searchBtn=(ImageButton)findViewById(R.id.searchBtn);
            historyBtn=(ImageButton)findViewById(R.id.historyBtn);
            starredBtn=(ImageButton)findViewById(R.id.starredBtn);
            
            flipper=(ViewFlipper)findViewById(R.id.flipper);
            
            LayoutInflaterlayoutInflater=this.getLayoutInflater();
            Viewsearch=layoutInflater.inflate(R.layout.search,null);
            Viewhistory=layoutInflater.inflate(R.layout.history,null);
            Viewstarred=layoutInflater.inflate(R.layout.starred,null);
            //将3个view加入ViewFlipper中 
            flipper.addView(search,0);
            flipper.addView(history,1);
            flipper.addView(starred,2);
             //设置首先显示第一个view
            flipper.setDisplayedChild(0);
            }
            
            publicvoidbindListener(){
            searchBtn.setOnClickListener(newOnClickListener(){
             //点击第一个button，设置view为0
            @Override
            publicvoidonClick(Viewv){
            searchBtn.setImageResource(R.drawable.search_on);
            historyBtn.setImageResource(R.drawable.history);
            starredBtn.setImageResource(R.drawable.starred);
            flipper.setDisplayedChild(0);
            }
            });
            historyBtn.setOnClickListener(newOnClickListener(){
              //点击第二个button，设置view为1
 
            @Override
            publicvoidonClick(Viewv){
            searchBtn.setImageResource(R.drawable.search);
            historyBtn.setImageResource(R.drawable.history_on);
            starredBtn.setImageResource(R.drawable.starred);
            flipper.setDisplayedChild(1);
            }
            });
            starredBtn.setOnClickListener(newOnClickListener(){
              //点击第三个button，设置view为2
 
            @Override
            publicvoidonClick(Viewv){
            searchBtn.setImageResource(R.drawable.search);
            historyBtn.setImageResource(R.drawable.history);
            starredBtn.setImageResource(R.drawable.starred_on);
            flipper.setDisplayedChild(2);
            }
            });
            }
            }

程序截图：

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