Java tutorial
/* * Copyright 2013 Department of Computer Science and Technology, Guangxi University * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package gxu.software_engineering.market.android.activity; import gxu.software_engineering.market.android.MarketApp; import gxu.software_engineering.market.android.R; import gxu.software_engineering.market.android.ui.ItemFragment; import gxu.software_engineering.market.android.ui.UserInfoBoxFragment; import gxu.software_engineering.market.android.util.C; import gxu.software_engineering.market.android.util.ServiceHelper; import android.content.Intent; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.text.TextUtils; import android.text.format.DateUtils; import android.util.Log; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Toast; import com.actionbarsherlock.app.SherlockFragmentActivity; import com.actionbarsherlock.view.Menu; import com.actionbarsherlock.view.MenuItem; /** * ??? * * @author longkai() * @email im.longkai@gmail.com * @since 2013-6-22 */ public class ItemActivity extends SherlockFragmentActivity implements OnClickListener { private Long uid; private Long cid; private String cname; private Cursor c; private MarketApp app; @Override protected void onCreate(Bundle arg0) { super.onCreate(arg0); // setContentView(cn.longkai.android.R.layout.fragment_container); setContentView(R.layout.item); app = MarketApp.marketApp(); c = getContentResolver().query(Uri.parse(C.BASE_URI + C.ITEMS + "/" + getIntent().getLongExtra(C.ID, -1)), null, null, null, null); if (!c.moveToNext()) { Toast.makeText(this, R.string.item_not_found, Toast.LENGTH_SHORT).show(); return; } Button category = (Button) findViewById(R.id.category); category.setText(c.getString(c.getColumnIndex(C.item.CATEGORY))); Button clickTimes = (Button) findViewById(R.id.click_times); clickTimes.setText(c.getString(c.getColumnIndex(C.item.CLICK_TIMES)) + " "); Button name = (Button) findViewById(R.id.name); name.setText(c.getString(c.getColumnIndex(C.item.NAME))); Button seller = (Button) findViewById(R.id.seller); seller.setText("?" + c.getString(c.getColumnIndex(C.item.SELLER))); Button price = (Button) findViewById(R.id.price); price.setText("" + c.getString(c.getColumnIndex(C.item.PRICE))); long millis1 = c.getLong(c.getColumnIndex(C.item.ADDED_TIME)); Button publicAt = (Button) findViewById(R.id.publish_at); publicAt.setText("?" + DateUtils.getRelativeTimeSpanString(millis1)); Button desc = (Button) findViewById(R.id.desc); desc.setText(c.getString(c.getColumnIndex(C.item.DESCRIPTION))); String _extra = c.getString(c.getColumnIndex(C.item.EXTRA)); Button extra = (Button) findViewById(R.id.extra); if (TextUtils.isEmpty(_extra) || _extra.equals("null")) { extra.setText(R.string.no_extra); } else { extra.setText(_extra); } long mills2 = c.getLong(c.getColumnIndex(C.item.LAST_MODIFIED_TIME)); Button lastModifiedDate = (Button) findViewById(R.id.last_modified_time); lastModifiedDate.setText("" + DateUtils.getRelativeTimeSpanString(mills2)); // FragmentManager fm = getSupportFragmentManager(); // if (fm.findFragmentByTag("item") == null) { // Fragment fragment = new ItemFragment(); // fm.beginTransaction() // .replace(cn.longkai.android.R.id.fragment_container, fragment, "item") // .commit(); // } this.uid = c.getLong(c.getColumnIndex(C.item.SELLER_ID)); // this.cid = getCallingActivity(). this.cid = c.getLong(c.getColumnIndex(C.item.CID)); this.cname = c.getString(c.getColumnIndex(C.item.CATEGORY)); seller.setOnClickListener(this); category.setOnClickListener(this); getSupportActionBar().setTitle("??"); getSupportActionBar().setSubtitle(R.string.hello_world); getSupportActionBar().setDisplayHomeAsUpEnabled(true); } @Override public boolean onCreateOptionsMenu(Menu menu) { if (this.uid == app.getPrefs().getLong(C.UID, -1)) { getSupportMenuInflater().inflate(R.menu.item_edit, menu); } else { getSupportMenuInflater().inflate(R.menu.contact_seller, menu); } return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: finish(); break; case R.id.edit: Intent intent = new Intent(this, UpdateItemActivity.class); intent.putExtra(C.ID, getIntent().getLongExtra(C.ID, -1)); startActivity(intent); break; case R.id.call_seller: Cursor c = getContentResolver().query(Uri.parse(C.BASE_URI + C.USERS + "/" + this.uid), new String[] { C.user.CONTACT }, null, null, null); if (!c.moveToNext()) { Toast.makeText(this, R.string.contact_not_found, Toast.LENGTH_SHORT).show(); } else { Intent call = new Intent(Intent.ACTION_CALL); Uri data = Uri.parse("tel:" + c.getString(0)); call.setData(data); startActivity(call); } break; case R.id.sms_seller: Cursor _c = getContentResolver().query(Uri.parse(C.BASE_URI + C.USERS + "/" + this.uid), new String[] { C.user.CONTACT }, null, null, null); if (!_c.moveToNext()) { Toast.makeText(this, R.string.contact_not_found, Toast.LENGTH_SHORT).show(); } else { Intent sms = new Intent(Intent.ACTION_SENDTO); Uri data = Uri.parse("smsto:" + _c.getString(0)); sms.setData(data); startActivity(sms); } break; default: break; } return super.onOptionsItemSelected(item); } @Override protected void onDestroy() { super.onDestroy(); if (c != null) { c.close(); } } @Override public void onClick(View v) { switch (v.getId()) { case R.id.seller: UserInfoBoxFragment fragment = new UserInfoBoxFragment(); Bundle args = new Bundle(); args.putLong(C.ID, this.uid); Log.i("uid!!!", String.format("%d", uid)); fragment.setArguments(args); fragment.show(getSupportFragmentManager(), C.USER); break; case R.id.category: Intent intent = new Intent(this, ItemsActivity.class); intent.putExtra(C.ITEMS_TYPE, ServiceHelper.CATEGORY_ITEMS); intent.putExtra(C.category.NAME, this.cname); intent.putExtra(C.CID, this.cid); startActivity(intent); break; default: break; } } }