1 files changed, 128 insertions, 0 deletions
diff --git a/samples/ApiDemos/src/com/example/android/apis/app/ActionBarDisplayOptions.java b/samples/ApiDemos/src/com/example/android/apis/app/ActionBarDisplayOptions.java
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+++ b/samples/ApiDemos/src/com/example/android/apis/app/ActionBarDisplayOptions.java
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+/*
+ * 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);
+
+        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;
+    }
+
+    @Override
+    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.HORIZONTAL_GRAVITY_MASK) {
+                    case Gravity.LEFT:
+                        newGravity = Gravity.CENTER_HORIZONTAL;
+                        break;
+                    case Gravity.CENTER_HORIZONTAL:
+                        newGravity = Gravity.RIGHT;
+                        break;
+                    case Gravity.RIGHT:
+                        newGravity = Gravity.LEFT;
+                        break;
+                }
+                lp.gravity = lp.gravity & ~Gravity.HORIZONTAL_GRAVITY_MASK | newGravity;
+                bar.setCustomView(mCustomView, lp);
+                return;
+        }
+
+        int change = bar.getDisplayOptions() ^ flags;
+        bar.setDisplayOptions(change, flags);
+    }
+
+    @Override
+    public void onTabSelected(Tab tab, FragmentTransaction ft) {
+    }
+
+    @Override
+    public void onTabUnselected(Tab tab, FragmentTransaction ft) {
+    }
+
+    @Override
+    public void onTabReselected(Tab tab, FragmentTransaction ft) {
+    }
+}