mirror of
https://github.com/mozilla/gecko-dev.git
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450 lines
15 KiB
Java
450 lines
15 KiB
Java
/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko;
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import org.mozilla.gecko.animation.PropertyAnimator;
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import org.mozilla.gecko.animation.ViewHelper;
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import org.mozilla.gecko.widget.IconTabWidget;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Rect;
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import android.os.Build;
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import android.util.AttributeSet;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.Button;
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import android.widget.FrameLayout;
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import android.widget.ImageButton;
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import android.widget.LinearLayout;
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import android.widget.RelativeLayout;
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public class TabsPanel extends LinearLayout
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implements LightweightTheme.OnChangeListener,
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IconTabWidget.OnTabChangedListener {
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private static final String LOGTAG = "GeckoTabsPanel";
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public static enum Panel {
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NORMAL_TABS,
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PRIVATE_TABS,
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REMOTE_TABS
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}
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public static interface PanelView {
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public ViewGroup getLayout();
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public void setTabsPanel(TabsPanel panel);
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public void show();
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public void hide();
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public boolean shouldExpand();
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}
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public static interface TabsLayoutChangeListener {
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public void onTabsLayoutChange(int width, int height);
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}
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private Context mContext;
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private final GeckoApp mActivity;
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private final LightweightTheme mTheme;
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private RelativeLayout mHeader;
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private TabsListContainer mTabsContainer;
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private PanelView mPanel;
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private PanelView mPanelNormal;
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private PanelView mPanelPrivate;
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private PanelView mPanelRemote;
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private RelativeLayout mFooter;
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private TabsLayoutChangeListener mLayoutChangeListener;
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private IconTabWidget mTabWidget;
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private static ImageButton mAddTab;
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private Panel mCurrentPanel;
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private boolean mIsSideBar;
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private boolean mVisible;
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public TabsPanel(Context context, AttributeSet attrs) {
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super(context, attrs);
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mContext = context;
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mActivity = (GeckoApp) context;
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mTheme = ((GeckoApplication) context.getApplicationContext()).getLightweightTheme();
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setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.FILL_PARENT,
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LinearLayout.LayoutParams.FILL_PARENT));
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setOrientation(LinearLayout.VERTICAL);
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mCurrentPanel = Panel.NORMAL_TABS;
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mVisible = false;
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mIsSideBar = false;
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LayoutInflater.from(context).inflate(R.layout.tabs_panel, this);
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initialize();
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}
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private void initialize() {
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mHeader = (RelativeLayout) findViewById(R.id.tabs_panel_header);
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mTabsContainer = (TabsListContainer) findViewById(R.id.tabs_container);
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mPanelNormal = (TabsTray) findViewById(R.id.normal_tabs);
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mPanelNormal.setTabsPanel(this);
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mPanelPrivate = (TabsTray) findViewById(R.id.private_tabs);
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mPanelPrivate.setTabsPanel(this);
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mPanelRemote = (RemoteTabs) findViewById(R.id.synced_tabs);
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mPanelRemote.setTabsPanel(this);
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mFooter = (RelativeLayout) findViewById(R.id.tabs_panel_footer);
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mAddTab = (ImageButton) findViewById(R.id.add_tab);
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mAddTab.setOnClickListener(new Button.OnClickListener() {
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@Override
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public void onClick(View v) {
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TabsPanel.this.addTab();
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}
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});
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mTabWidget = (IconTabWidget) findViewById(R.id.tab_widget);
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mTabWidget.addTab(R.drawable.tabs_normal, R.string.tabs_normal);
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mTabWidget.addTab(R.drawable.tabs_private, R.string.tabs_private);
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if (!GeckoProfile.get(mContext).inGuestMode()) {
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mTabWidget.addTab(R.drawable.tabs_synced, R.string.tabs_synced);
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}
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mTabWidget.setTabSelectionListener(this);
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}
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public void addTab() {
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if (mCurrentPanel == Panel.NORMAL_TABS)
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mActivity.addTab();
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else
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mActivity.addPrivateTab();
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mActivity.autoHideTabs();
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}
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@Override
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public void onTabChanged(int index) {
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if (index == 0)
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show(Panel.NORMAL_TABS, false);
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else if (index == 1)
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show(Panel.PRIVATE_TABS, false);
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else
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show(Panel.REMOTE_TABS, false);
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}
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private static int getTabContainerHeight(TabsListContainer listContainer) {
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Resources resources = listContainer.getContext().getResources();
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PanelView panelView = listContainer.getCurrentPanelView();
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if (panelView != null && !panelView.shouldExpand()) {
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return resources.getDimensionPixelSize(R.dimen.tabs_tray_horizontal_height);
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}
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int actionBarHeight = resources.getDimensionPixelSize(R.dimen.browser_toolbar_height);
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int screenHeight = resources.getDisplayMetrics().heightPixels;
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Rect windowRect = new Rect();
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listContainer.getWindowVisibleDisplayFrame(windowRect);
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int windowHeight = windowRect.bottom - windowRect.top;
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// The web content area should have at least 1.5x the height of the action bar.
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// The tabs panel shouldn't take less than 50% of the screen height and can take
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// up to 80% of the window height.
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return (int) Math.max(screenHeight * 0.5f,
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Math.min(windowHeight - 2.5f * actionBarHeight, windowHeight * 0.8f) - actionBarHeight);
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}
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@Override
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public void onAttachedToWindow() {
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super.onAttachedToWindow();
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mTheme.addListener(this);
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}
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@Override
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public void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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mTheme.removeListener(this);
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}
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@Override
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public void onLightweightThemeChanged() {
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final int background = getResources().getColor(R.color.background_tabs);
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final LightweightThemeDrawable drawable = mTheme.getColorDrawable(this, background, true);
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if (drawable == null)
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return;
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drawable.setAlpha(34, 0);
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setBackgroundDrawable(drawable);
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}
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@Override
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public void onLightweightThemeReset() {
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setBackgroundColor(getContext().getResources().getColor(R.color.background_tabs));
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}
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@Override
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protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
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super.onLayout(changed, left, top, right, bottom);
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onLightweightThemeChanged();
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}
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// Tabs List Container holds the ListView
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public static class TabsListContainer extends FrameLayout {
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public TabsListContainer(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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public PanelView getCurrentPanelView() {
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final int childCount = getChildCount();
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for (int i = 0; i < childCount; i++) {
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View child = getChildAt(i);
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if (!(child instanceof PanelView))
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continue;
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if (child.getVisibility() == View.VISIBLE)
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return (PanelView) child;
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}
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return null;
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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if (!GeckoAppShell.getGeckoInterface().hasTabsSideBar()) {
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int heightSpec = MeasureSpec.makeMeasureSpec(getTabContainerHeight(TabsListContainer.this), MeasureSpec.EXACTLY);
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super.onMeasure(widthMeasureSpec, heightSpec);
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} else {
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super.onMeasure(widthMeasureSpec, heightMeasureSpec);
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}
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}
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}
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// Tabs Panel Toolbar contains the Buttons
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public static class TabsPanelToolbar extends LinearLayout
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implements LightweightTheme.OnChangeListener {
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private final LightweightTheme mTheme;
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public TabsPanelToolbar(Context context, AttributeSet attrs) {
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super(context, attrs);
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mTheme = ((GeckoApplication) context.getApplicationContext()).getLightweightTheme();
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setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.FILL_PARENT,
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(int) context.getResources().getDimension(R.dimen.browser_toolbar_height)));
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setOrientation(LinearLayout.HORIZONTAL);
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}
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@Override
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public void onAttachedToWindow() {
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super.onAttachedToWindow();
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mTheme.addListener(this);
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}
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@Override
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public void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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mTheme.removeListener(this);
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}
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@Override
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public void onLightweightThemeChanged() {
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final int background = getResources().getColor(R.color.background_tabs);
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final LightweightThemeDrawable drawable = mTheme.getColorDrawable(this, background);
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if (drawable == null)
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return;
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drawable.setAlpha(34, 34);
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setBackgroundDrawable(drawable);
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}
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@Override
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public void onLightweightThemeReset() {
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setBackgroundColor(getContext().getResources().getColor(R.color.background_tabs));
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}
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@Override
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protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
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super.onLayout(changed, left, top, right, bottom);
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onLightweightThemeChanged();
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}
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}
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public void show(Panel panel) {
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show(panel, true);
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}
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public void show(Panel panel, boolean shouldResize) {
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if (!isShown())
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setVisibility(View.VISIBLE);
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if (mPanel != null) {
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// Hide the old panel.
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mPanel.hide();
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}
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final boolean showAnimation = !mVisible;
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mVisible = true;
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mCurrentPanel = panel;
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int index = panel.ordinal();
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mTabWidget.setCurrentTab(index);
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if (index == 0) {
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mPanel = mPanelNormal;
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} else if (index == 1) {
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mPanel = mPanelPrivate;
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} else {
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mPanel = mPanelRemote;
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}
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mPanel.show();
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if (mCurrentPanel == Panel.REMOTE_TABS) {
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if (mFooter != null)
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mFooter.setVisibility(View.GONE);
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mAddTab.setVisibility(View.INVISIBLE);
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} else {
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if (mFooter != null)
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mFooter.setVisibility(View.VISIBLE);
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mAddTab.setVisibility(View.VISIBLE);
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mAddTab.setImageLevel(index);
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}
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if (shouldResize) {
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if (isSideBar()) {
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if (showAnimation)
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dispatchLayoutChange(getWidth(), getHeight());
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} else {
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int actionBarHeight = mContext.getResources().getDimensionPixelSize(R.dimen.browser_toolbar_height);
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int height = actionBarHeight + getTabContainerHeight(mTabsContainer);
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dispatchLayoutChange(getWidth(), height);
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}
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}
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}
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public void hide() {
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if (mVisible) {
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mVisible = false;
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dispatchLayoutChange(0, 0);
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}
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}
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public void refresh() {
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removeAllViews();
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LayoutInflater.from(mContext).inflate(R.layout.tabs_panel, this);
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initialize();
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if (mVisible)
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show(mCurrentPanel);
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}
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public void autoHidePanel() {
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mActivity.autoHideTabs();
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}
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@Override
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public boolean isShown() {
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return mVisible;
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}
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public boolean isSideBar() {
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return mIsSideBar;
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}
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public void setIsSideBar(boolean isSideBar) {
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mIsSideBar = isSideBar;
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}
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public Panel getCurrentPanel() {
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return mCurrentPanel;
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}
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public void prepareTabsAnimation(PropertyAnimator animator) {
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// Not worth doing this on pre-Honeycomb without proper
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// hardware accelerated animations.
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if (Build.VERSION.SDK_INT < 11) {
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return;
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}
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final Resources resources = getContext().getResources();
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final int toolbarHeight = resources.getDimensionPixelSize(R.dimen.browser_toolbar_height);
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final int tabsPanelWidth = getWidth();
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if (mVisible) {
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if (mIsSideBar) {
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ViewHelper.setTranslationX(mHeader, -tabsPanelWidth);
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} else {
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ViewHelper.setTranslationY(mHeader, -toolbarHeight);
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}
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if (mIsSideBar) {
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ViewHelper.setTranslationX(mTabsContainer, -tabsPanelWidth);
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} else {
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ViewHelper.setTranslationY(mTabsContainer, -toolbarHeight);
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ViewHelper.setAlpha(mTabsContainer, 0);
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}
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// The footer view is only present on the sidebar
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if (mIsSideBar) {
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ViewHelper.setTranslationX(mFooter, -tabsPanelWidth);
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}
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}
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if (mIsSideBar) {
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final int translationX = (mVisible ? 0 : -tabsPanelWidth);
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animator.attach(mTabsContainer,
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PropertyAnimator.Property.TRANSLATION_X,
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translationX);
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animator.attach(mHeader,
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PropertyAnimator.Property.TRANSLATION_X,
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translationX);
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animator.attach(mFooter,
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PropertyAnimator.Property.TRANSLATION_X,
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translationX);
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} else {
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final int translationY = (mVisible ? 0 : -toolbarHeight);
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animator.attach(mTabsContainer,
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PropertyAnimator.Property.ALPHA,
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mVisible ? 1.0f : 0.0f);
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animator.attach(mTabsContainer,
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PropertyAnimator.Property.TRANSLATION_Y,
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translationY);
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animator.attach(mHeader,
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PropertyAnimator.Property.TRANSLATION_Y,
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translationY);
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}
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mHeader.setLayerType(View.LAYER_TYPE_HARDWARE, null);
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mTabsContainer.setLayerType(View.LAYER_TYPE_HARDWARE, null);
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}
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public void finishTabsAnimation() {
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if (Build.VERSION.SDK_INT < 11) {
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return;
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}
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mHeader.setLayerType(View.LAYER_TYPE_NONE, null);
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mTabsContainer.setLayerType(View.LAYER_TYPE_NONE, null);
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}
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public void setTabsLayoutChangeListener(TabsLayoutChangeListener listener) {
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mLayoutChangeListener = listener;
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}
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private void dispatchLayoutChange(int width, int height) {
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if (mLayoutChangeListener != null)
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mLayoutChangeListener.onTabsLayoutChange(width, height);
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}
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}
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