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/*
* Copyright (C) 2011 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.android.launcher2;
import android.content.Context;
import android.content.res.Resources;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TabHost;
import android.widget.TextView;
import com.android.launcher.R;
public class AppsCustomizeTabHost extends TabHost implements LauncherTransitionable,
TabHost.OnTabChangeListener {
static final String LOG_TAG = "AppsCustomizeTabHost";
private static final String APPS_TAB_TAG = "APPS";
private static final String WIDGETS_TAB_TAG = "WIDGETS";
private static final String WALLPAPERS_TAB_TAG = "WALLPAPERS";
private final LayoutInflater mLayoutInflater;
public AppsCustomizeTabHost(Context context, AttributeSet attrs) {
super(context, attrs);
mLayoutInflater = LayoutInflater.from(context);
}
void selectAppsTab() {
setCurrentTabByTag(APPS_TAB_TAG);
}
void selectWidgetsTab() {
setCurrentTabByTag(WIDGETS_TAB_TAG);
}
/**
* Setup the tab host and create all necessary tabs.
*/
@Override
protected void onFinishInflate() {
// Setup the tab host
setup();
final ViewGroup tabs = (ViewGroup) findViewById(com.android.internal.R.id.tabs);
final AppsCustomizePagedView content = (AppsCustomizePagedView)
findViewById(R.id.apps_customize_pane_content);
if (tabs == null || content == null) throw new Resources.NotFoundException();
// Configure the tabs content factory to return the same paged view (that we change the
// content filter on)
TabContentFactory contentFactory = new TabContentFactory() {
public View createTabContent(String tag) {
return content;
}
};
// Create the tabs
TextView tabView;
tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false);
tabView.setText(mContext.getString(R.string.all_apps_button_label));
addTab(newTabSpec(APPS_TAB_TAG).setIndicator(tabView).setContent(contentFactory));
tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false);
tabView.setText(mContext.getString(R.string.widgets_tab_label));
addTab(newTabSpec(WIDGETS_TAB_TAG).setIndicator(tabView).setContent(contentFactory));
tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false);
tabView.setText(mContext.getString(R.string.wallpapers_tab_label));
addTab(newTabSpec(WALLPAPERS_TAB_TAG).setIndicator(tabView).setContent(contentFactory));
setOnTabChangedListener(this);
// Set the width of the tab bar to match the content (for now)
tabs.getLayoutParams().width = content.getPageContentWidth();
}
@Override
public void onTabChanged(String tabId) {
final AppsCustomizePagedView content = (AppsCustomizePagedView)
findViewById(R.id.apps_customize_pane_content);
content.setContentType(getContentTypeForTabTag(tabId));
}
/**
* Returns the content type for the specified tab tag.
*/
public AppsCustomizePagedView.ContentType getContentTypeForTabTag(String tag) {
if (tag.equals(APPS_TAB_TAG)) {
return AppsCustomizePagedView.ContentType.Applications;
} else if (tag.equals(WIDGETS_TAB_TAG)) {
return AppsCustomizePagedView.ContentType.Widgets;
} else if (tag.equals(WALLPAPERS_TAB_TAG)) {
return AppsCustomizePagedView.ContentType.Wallpapers;
}
return AppsCustomizePagedView.ContentType.Applications;
}
/**
* Returns the tab tag for a given content type.
*/
public String getTabTagForContentType(AppsCustomizePagedView.ContentType type) {
if (type == AppsCustomizePagedView.ContentType.Applications) {
return APPS_TAB_TAG;
} else if (type == AppsCustomizePagedView.ContentType.Widgets) {
return WIDGETS_TAB_TAG;
} else if (type == AppsCustomizePagedView.ContentType.Wallpapers) {
return WALLPAPERS_TAB_TAG;
}
return APPS_TAB_TAG;
}
/**
* Disable focus on anything under this view in the hierarchy if we are not visible.
*/
@Override
public int getDescendantFocusability() {
if (getVisibility() != View.VISIBLE) {
return ViewGroup.FOCUS_BLOCK_DESCENDANTS;
}
return super.getDescendantFocusability();
}
/* LauncherTransitionable overrides */
@Override
public void onLauncherTransitionStart(android.animation.Animator animation) {
// TODO-APPS_CUSTOMIZE: see AllAppsTabbed.onLauncherTransitionStart();
}
@Override
public void onLauncherTransitionEnd(android.animation.Animator animation) {
// TODO-APPS_CUSTOMIZE: see AllAppsTabbed.onLauncherTransitionEnd();
}
}
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