| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.example.android.apis.app; |
| |
| import com.example.android.apis.R; |
| |
| import android.app.ActionBar; |
| import android.app.ActionBar.Tab; |
| import android.app.Activity; |
| import android.app.FragmentTransaction; |
| import android.os.Bundle; |
| import android.view.Gravity; |
| import android.view.Menu; |
| import android.view.View; |
| import android.view.ViewGroup.LayoutParams; |
| |
| /** |
| * This demo shows how various action bar display option flags can be combined and their effects. |
| */ |
| public class ActionBarDisplayOptions extends Activity |
| implements View.OnClickListener, ActionBar.TabListener { |
| private View mCustomView; |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.action_bar_display_options); |
| |
| findViewById(R.id.toggle_home_as_up).setOnClickListener(this); |
| findViewById(R.id.toggle_show_home).setOnClickListener(this); |
| findViewById(R.id.toggle_use_logo).setOnClickListener(this); |
| findViewById(R.id.toggle_show_title).setOnClickListener(this); |
| findViewById(R.id.toggle_show_custom).setOnClickListener(this); |
| findViewById(R.id.toggle_navigation).setOnClickListener(this); |
| findViewById(R.id.cycle_custom_gravity).setOnClickListener(this); |
| findViewById(R.id.toggle_visibility).setOnClickListener(this); |
| findViewById(R.id.toggle_system_ui).setOnClickListener(this); |
| |
| mCustomView = getLayoutInflater().inflate(R.layout.action_bar_display_options_custom, null); |
| // Configure several action bar elements that will be toggled by display options. |
| final ActionBar bar = getActionBar(); |
| bar.setCustomView(mCustomView, |
| new ActionBar.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)); |
| |
| bar.addTab(bar.newTab().setText("Tab 1").setTabListener(this)); |
| bar.addTab(bar.newTab().setText("Tab 2").setTabListener(this)); |
| bar.addTab(bar.newTab().setText("Tab 3").setTabListener(this)); |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| getMenuInflater().inflate(R.menu.display_options_actions, menu); |
| return true; |
| } |
| |
| public void onClick(View v) { |
| final ActionBar bar = getActionBar(); |
| int flags = 0; |
| switch (v.getId()) { |
| case R.id.toggle_home_as_up: |
| flags = ActionBar.DISPLAY_HOME_AS_UP; |
| break; |
| case R.id.toggle_show_home: |
| flags = ActionBar.DISPLAY_SHOW_HOME; |
| break; |
| case R.id.toggle_use_logo: |
| flags = ActionBar.DISPLAY_USE_LOGO; |
| break; |
| case R.id.toggle_show_title: |
| flags = ActionBar.DISPLAY_SHOW_TITLE; |
| break; |
| case R.id.toggle_show_custom: |
| flags = ActionBar.DISPLAY_SHOW_CUSTOM; |
| break; |
| |
| case R.id.toggle_navigation: |
| bar.setNavigationMode( |
| bar.getNavigationMode() == ActionBar.NAVIGATION_MODE_STANDARD |
| ? ActionBar.NAVIGATION_MODE_TABS |
| : ActionBar.NAVIGATION_MODE_STANDARD); |
| return; |
| case R.id.cycle_custom_gravity: |
| ActionBar.LayoutParams lp = (ActionBar.LayoutParams) mCustomView.getLayoutParams(); |
| int newGravity = 0; |
| switch (lp.gravity & Gravity.RELATIVE_HORIZONTAL_GRAVITY_MASK) { |
| case Gravity.START: |
| newGravity = Gravity.CENTER_HORIZONTAL; |
| break; |
| case Gravity.CENTER_HORIZONTAL: |
| newGravity = Gravity.END; |
| break; |
| case Gravity.END: |
| newGravity = Gravity.START; |
| break; |
| } |
| lp.gravity = lp.gravity & ~Gravity.RELATIVE_HORIZONTAL_GRAVITY_MASK | newGravity; |
| bar.setCustomView(mCustomView, lp); |
| return; |
| case R.id.toggle_visibility: |
| if (bar.isShowing()) { |
| bar.hide(); |
| } else { |
| bar.show(); |
| } |
| return; |
| case R.id.toggle_system_ui: |
| if ((getWindow().getDecorView().getSystemUiVisibility() |
| & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0) { |
| getWindow().getDecorView().setSystemUiVisibility(0); |
| } else { |
| getWindow().getDecorView().setSystemUiVisibility( |
| View.SYSTEM_UI_FLAG_FULLSCREEN); |
| } |
| return; |
| } |
| |
| int change = bar.getDisplayOptions() ^ flags; |
| bar.setDisplayOptions(change, flags); |
| } |
| |
| public void onTabSelected(Tab tab, FragmentTransaction ft) { |
| } |
| |
| public void onTabUnselected(Tab tab, FragmentTransaction ft) { |
| } |
| |
| public void onTabReselected(Tab tab, FragmentTransaction ft) { |
| } |
| } |