階段2、功能實作
利用TabHost 頁籤 實作布局界面的簡化
首先三個activity:
1、AlertActivity:
package cn.cn.Tab.tab_list;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
public class AlertActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_alert);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.alert, menu);
return true;
}
}
2、DataActivity:
package cn.cn.Tab.tab_list;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
public class DataActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_data);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.data, menu);
return true;
}
}
3、ProfileActivity:
package cn.cn.Tab.tab_list;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
public class PhofilesActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_phofiles);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.phofiles, menu);
return true;
}
}
package cn.cn.Tab.tab_list;
import android.os.Bundle;
import android.app.TabActivity;
import android.content.Intent;
import android.content.res.Resources;
import android.view.Menu;
import android.widget.TabHost;
public class MainActivity extends TabActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//setContentView(R.layout.activity_main);
Resources re = getResources();
TabHost tabhost = getTabHost();
Intent intent1 = new Intent();
intent1.setClass(this, AlertActivity.class);
Intent intent2 = new Intent();
intent2.setClass(this, DataActivity.class);
Intent intent3 = new Intent();
intent3.setClass(this, PhofilesActivity.class);
TabHost.TabSpec tab1 = tabhost.newTabSpec("tab1")
.setIndicator(null, re.getDrawable(R.drawable.photo2))
.setContent(intent1);
TabHost.TabSpec tab2 = tabhost.newTabSpec("tabo2")
.setIndicator(null, re.getDrawable(R.drawable.photo3))
.setContent(intent2);
TabHost.TabSpec tab3 = tabhost.newTabSpec("tab03")
.setIndicator(null, re.getDrawable(R.drawable.photo4))
.setContent(intent3);
tabhost.addTab(tab1);
tabhost.addTab(tab2);
tabhost.addTab(tab3);
tabhost.setCurrentTab(2);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
}