gecko/mobile/android/base/TabsPanel.java
Sriram Ramasubramanian 817dc99c83 Bug 785731: Tabs-tray rotation should preserve the height. [r=mcomella]
--HG--
extra : rebase_source : ceddf0b6584e54bcda3f9f7b66848064064e87ed
2012-08-31 11:14:43 -07:00

241 lines
7.9 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import org.mozilla.gecko.sync.setup.SyncAccounts;
import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
public class TabsPanel extends LinearLayout {
private static final String LOGTAG = "GeckoTabsPanel";
public static enum Panel {
LOCAL_TABS,
REMOTE_TABS
}
public static interface PanelView {
public ViewGroup getLayout();
public void setTabsPanel(TabsPanel panel);
public void show();
public void hide();
}
public static interface TabsLayoutChangeListener {
public void onTabsLayoutChange(int width, int height);
}
private Context mContext;
private GeckoApp mActivity;
private PanelView mPanel;
private TabsPanelToolbar mToolbar;
private TabsListContainer mListContainer;
private TabsLayoutChangeListener mLayoutChangeListener;
private static ImageButton mRemoteTabs;
private TextView mTitle;
private Panel mCurrentPanel;
private boolean mIsSideBar;
private boolean mVisible;
private static final int REMOTE_TABS_HIDDEN = 1;
private static final int REMOTE_TABS_SHOWN = 2;
public TabsPanel(Context context, AttributeSet attrs) {
super(context, attrs);
mContext = context;
mActivity = (GeckoApp) context;
setOrientation(LinearLayout.VERTICAL);
LayoutInflater.from(context).inflate(R.layout.tabs_panel, this);
mCurrentPanel = Panel.LOCAL_TABS;
mVisible = false;
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TabsPanel);
mIsSideBar = a.getBoolean(R.styleable.TabsPanel_sidebar, false);
a.recycle();
mToolbar = (TabsPanelToolbar) findViewById(R.id.toolbar);
mListContainer = (TabsListContainer) findViewById(R.id.list_container);
initToolbar();
}
void initToolbar() {
mTitle = (TextView) mToolbar.findViewById(R.id.title);
ImageButton addTab = (ImageButton) mToolbar.findViewById(R.id.add_tab);
addTab.setOnClickListener(new Button.OnClickListener() {
public void onClick(View v) {
mActivity.addTab();
mActivity.autoHideTabs();
}
});
mRemoteTabs = (ImageButton) mToolbar.findViewById(R.id.remote_tabs);
mRemoteTabs.setOnClickListener(new Button.OnClickListener() {
public void onClick(View v) {
if (mRemoteTabs.getDrawable().getLevel() == REMOTE_TABS_SHOWN)
mActivity.showLocalTabs();
else
mActivity.showRemoteTabs();
}
});
}
// Tabs List Container holds the ListView
public static class TabsListContainer extends LinearLayout {
private Context mContext;
public TabsListContainer(Context context, AttributeSet attrs) {
super(context, attrs);
mContext = context;
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
if (!GeckoApp.mAppContext.hasTabsSideBar()) {
int heightSpec = MeasureSpec.makeMeasureSpec((int) (0.5 * mContext.getResources().getDisplayMetrics().heightPixels), MeasureSpec.EXACTLY);
super.onMeasure(widthMeasureSpec, heightSpec);
} else {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
}
}
// Tabs Panel Toolbar contains the Buttons
public static class TabsPanelToolbar extends RelativeLayout {
public TabsPanelToolbar(Context context, AttributeSet attrs) {
super(context, attrs);
setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.FILL_PARENT,
(int) context.getResources().getDimension(R.dimen.browser_toolbar_height)));
int panelToolbarRes;
if (!GeckoApp.mAppContext.hasPermanentMenuKey())
panelToolbarRes = R.layout.tabs_panel_toolbar_menu;
else
panelToolbarRes = R.layout.tabs_panel_toolbar;
LayoutInflater.from(context).inflate(panelToolbarRes, this);
}
}
public void show(Panel panel) {
if (mPanel != null) {
// Remove the old panel.
mPanel.hide();
mListContainer.removeAllViews();
}
final boolean showAnimation = !mVisible;
mVisible = true;
mCurrentPanel = panel;
if (panel == Panel.LOCAL_TABS) {
mPanel = new TabsTray(mContext, null);
mTitle.setText("");
mRemoteTabs.setImageLevel(REMOTE_TABS_HIDDEN);
} else {
mPanel = new RemoteTabs(mContext, null);
mTitle.setText(R.string.remote_tabs);
mRemoteTabs.setVisibility(View.VISIBLE);
mRemoteTabs.setImageLevel(REMOTE_TABS_SHOWN);
}
mPanel.setTabsPanel(this);
mPanel.show();
mListContainer.addView(mPanel.getLayout());
if (isSideBar()) {
if (showAnimation)
dispatchLayoutChange(getWidth(), getHeight());
} else {
int actionBarHeight = (int) (mContext.getResources().getDimension(R.dimen.browser_toolbar_height));
// TabsListContainer takes time to resize on rotation.
// It's better to add 50% of the screen-size and dispatch it as height.
int listHeight = (int) (0.5 * mContext.getResources().getDisplayMetrics().heightPixels);
int height = actionBarHeight + listHeight;
dispatchLayoutChange(getWidth(), height);
}
// If Sync is set up, query the database for remote clients.
final Context context = mContext;
new SyncAccounts.AccountsExistTask() {
@Override
protected void onPostExecute(Boolean result) {
if (!result.booleanValue()) {
return;
}
TabsAccessor.areClientsAvailable(context, new TabsAccessor.OnClientsAvailableListener() {
@Override
public void areAvailable(boolean available) {
final int visibility = available ? View.VISIBLE : View.GONE;
mRemoteTabs.setVisibility(visibility);
}
});
}
}.execute(context);
}
public void hide() {
if (mVisible) {
mVisible = false;
dispatchLayoutChange(0, 0);
}
}
public void refresh() {
mListContainer.forceLayout();
int index = indexOfChild(mToolbar);
removeViewAt(index);
mToolbar = new TabsPanelToolbar(mContext, null);
addView(mToolbar, index);
initToolbar();
if (mVisible)
show(mCurrentPanel);
}
public void autoHidePanel() {
mActivity.autoHideTabs();
}
@Override
public boolean isShown() {
return mVisible;
}
public boolean isSideBar() {
return mIsSideBar;
}
public void setTabsLayoutChangeListener(TabsLayoutChangeListener listener) {
mLayoutChangeListener = listener;
}
private void dispatchLayoutChange(int width, int height) {
if (mLayoutChangeListener != null)
mLayoutChangeListener.onTabsLayoutChange(width, height);
}
}