小程序 一个批量删除联系人的Demo.rar

package com.android.haven.contact; import java.util.List; import com.android.haven.adapter.ContactAdapter; import com.android.haven.adapter.ContactEntity; import com.android.haven.listener.ContactListener; import com.android.haven.service.ContactService; import android.app.ProgressDialog; import android.app.TabActivity; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.Window; import android.widget.ListView; import android.widget.TabHost; import android.widget.TabWidget; import android.widget.Toast; public class ContactManagerActvity extends TabActivity { public TabHost myTabHost; private ListView phoneListView; private ListView simListView; public ContactAdapter phoneAdapter; public ContactAdapter simAdapter; public List<ContactEntity> phoneList; public List<ContactEntity> simList; public boolean canDelete = true; private ProgressDialog dialog; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.contact_manager); myTabHost = getTabHost(); myTabHost.addTab(myTabHost .newTabSpec("0") .setContent(new TabHost.TabContentFactory() { public View createTabContent(String tag) { return ContactManagerActvity.this .findViewById(R.id.phone_contacts); } }) .setIndicator( "手机联系人", ContactManagerActvity.this.getResources().getDrawable( R.drawable.phone))); myTabHost.addTab(myTabHost .newTabSpec("1") .setContent(new TabHost.TabContentFactory() { public View createTabContent(String tag) { return ContactManagerActvity.this .findViewById(R.id.sim_contacts); } }) .setIndicator( "SIM联系人", ContactManagerActvity.this.getResources().getDrawable( R.drawable.sim))); TabWidget widget = getTabWidget(); View v0 = widget.getChildAt(0); View v1 = widget.getChildAt(1); v0.getLayoutParams().height = 58; v1.getLayoutParams().height = 58; phoneListView = (ListView) findViewById(R.id.phone_contacts); simListView = (ListView) findViewById(R.id.sim_contacts); phoneListView.setOnItemClickListener(ContactListener.instance().new MyListItemOnClickListener(this)); simListView.setOnItemClickListener(ContactListener.instance().new MyListItemOnClickListener(this)); phoneList = ContactService.instance().loadInfoFromPhone(this,0); phoneAdapter = new ContactAdapter(ContactManagerActvity.this, phoneList); phoneListView.setAdapter(phoneAdapter); simList = ContactService.instance().loadInfoFromPhone(this,1); simAdapter = new ContactAdapter(ContactManagerActvity.this, simList); simListView.setAdapter(simAdapter); myTabHost.setCurrentTab(0); myTabHost.setCurrentTab(1); myTabHost.setCurrentTab(0); dialog = new ProgressDialog(this); dialog.setMessage("删除中！"); } @Override public boolean onCreateOptionsMenu(Menu menu) { menu.add(0, 1, 0, "选择全部").setIcon( getResources().getDrawable(R.drawable.choose_all)); menu.add(0, 2, 0, "取消选中").setIcon( getResources().getDrawable(R.drawable.cancel_all)); menu.add(0, 3, 0, "删除选中").setIcon( getResources().getDrawable(R.drawable.delete)); menu.add(0, 4, 0, "推出系统").setIcon( getResources().getDrawable(R.drawable.exit)); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case 1: ContactService.instance().checkAll(this); break; case 2: ContactService.instance().cancelAll(this); break; case 3: dialog.show(); ContactService.instance().deleteSelectedItems(this); break; case 4: this.finish(); System.exit(0); break; default: break; } return true; } public Handler myHandler = new Handler(){ @Override public void handleMessage(Message msg){ ContactEntity entity = null; Intent intent = null; Uri uri = null; switch(msg.what){ case 0: phoneAdapter.notifyDataSetChanged(); canDelete = true; break; case 1: simAdapter.notifyDataSetChanged(); canDelete = true; break; case 2: dialog.cancel(); Toast.makeText(getApplicationContext(), "删除操作结束！", Toast.LENGTH_LONG).show(); break; case 10: if(myTabHost.getCurrentTab() == 0) entity = phoneList.get(msg.arg1); else entity = simList.get(msg.arg1); if(entity.getPhoneNum() == null || entity.getPhoneNum().equals("") ){ Toast.makeText(ContactManagerActvity.this, "号码格式错误！", Toast.LENGTH_LONG).show(); ContactListener.instance().dialog.cancel(); return; } uri = Uri.parse("tel:"+entity.getPhoneNum()); intent = new Intent(Intent.ACTION_CALL,uri); startActivity(intent); ContactListener.instance().dialog.cancel(); break; case 11: if(myTabHost.getCurrentTab() == 0) entity = phoneList.get(msg.arg1); else entity = simList.get(msg.arg1); if(entity.getPhoneNum() == null || entity.getPhoneNum().equals("")){ Toast.makeText(ContactManagerActvity.this, "号码格式错误！", Toast.LENGTH_LONG).show(); ContactListener.instance().dialog.cancel(); return; } uri = Uri.parse("smsto:"+entity.getPhoneNum()); intent = new Intent(Intent.ACTION_SENDTO,uri); startActivity(intent); ContactListener.instance().dialog.cancel(); break; case 12: if(ContactService.instance().deleteSelectedItem(ContactManagerActvity.this, msg.arg1) == 1) Toast.makeText(ContactManagerActvity.this, "删除成功！", Toast.LENGTH_LONG).show(); ContactListener.instance().dialog.cancel(); break; case 13: ContactListener.instance().dialog.cancel(); break; default: break; } } }; }