android.view.ViewGroup#addOnAttachStateChangeListener ( )源码实例Demo

/**
 * Constructor returns an instance of RecentTabsPage.
 *
 * @param activity The activity this view belongs to.
 * @param recentTabsManager The RecentTabsManager which provides the model data.
 */
public RecentTabsPage(Activity activity, RecentTabsManager recentTabsManager) {
    mActivity = activity;
    mRecentTabsManager = recentTabsManager;

    mTitle = activity.getResources().getString(R.string.recent_tabs);
    mThemeColor = ApiCompatibilityUtils.getColor(
            activity.getResources(), R.color.default_primary_color);
    mRecentTabsManager.setUpdatedCallback(this);
    LayoutInflater inflater = LayoutInflater.from(activity);
    mView = (ViewGroup) inflater.inflate(R.layout.recent_tabs_page, null);
    mListView = (ExpandableListView) mView.findViewById(R.id.odp_listview);
    mAdapter = buildAdapter(activity, recentTabsManager);
    mListView.setAdapter(mAdapter);
    mListView.setOnChildClickListener(this);
    mListView.setGroupIndicator(null);
    mListView.setOnGroupCollapseListener(this);
    mListView.setOnGroupExpandListener(this);
    mListView.setOnCreateContextMenuListener(this);

    mView.addOnAttachStateChangeListener(this);
    ApplicationStatus.registerStateListenerForActivity(this, activity);
    // {@link #mInForeground} will be updated once the view is attached to the window.

    onUpdated();
}
 

/**
 * Constructor returns an instance of RecentTabsPage.
 *
 * @param activity The activity this view belongs to.
 * @param recentTabsManager The RecentTabsManager which provides the model data.
 */
public RecentTabsPage(Activity activity, RecentTabsManager recentTabsManager) {
    mActivity = activity;
    mRecentTabsManager = recentTabsManager;

    mTitle = activity.getResources().getString(R.string.recent_tabs);
    mThemeColor = ApiCompatibilityUtils.getColor(
            activity.getResources(), R.color.default_primary_color);
    mRecentTabsManager.setUpdatedCallback(this);
    LayoutInflater inflater = LayoutInflater.from(activity);
    mView = (ViewGroup) inflater.inflate(R.layout.recent_tabs_page, null);
    mListView = (ExpandableListView) mView.findViewById(R.id.odp_listview);
    mAdapter = buildAdapter(activity, recentTabsManager);
    mListView.setAdapter(mAdapter);
    mListView.setOnChildClickListener(this);
    mListView.setGroupIndicator(null);
    mListView.setOnGroupCollapseListener(this);
    mListView.setOnGroupExpandListener(this);
    mListView.setOnCreateContextMenuListener(this);

    mView.addOnAttachStateChangeListener(this);
    ApplicationStatus.registerStateListenerForActivity(this, activity);
    // {@link #mInForeground} will be updated once the view is attached to the window.

    onUpdated();
}
 

private static void sceneChangeRunTransition(final ViewGroup sceneRoot,
        final Transition transition) {
    if (transition != null && sceneRoot != null) {
        MultiListener listener = new MultiListener(transition, sceneRoot);
        sceneRoot.addOnAttachStateChangeListener(listener);
        sceneRoot.getViewTreeObserver().addOnPreDrawListener(listener);
    }
}
 

protected void moveSharedElementsToOverlay() {
    if (mWindow == null || !mWindow.getSharedElementsUseOverlay()) {
        return;
    }
    setSharedElementMatrices();
    int numSharedElements = mSharedElements.size();
    ViewGroup decor = getDecor();
    if (decor != null) {
        boolean moveWithParent = moveSharedElementWithParent();
        Matrix tempMatrix = new Matrix();
        for (int i = 0; i < numSharedElements; i++) {
            View view = mSharedElements.get(i);
            if (view.isAttachedToWindow()) {
                tempMatrix.reset();
                mSharedElementParentMatrices.get(i).invert(tempMatrix);
                GhostView.addGhost(view, decor, tempMatrix);
                ViewGroup parent = (ViewGroup) view.getParent();
                if (moveWithParent && !isInTransitionGroup(parent, decor)) {
                    GhostViewListeners listener = new GhostViewListeners(view, parent, decor);
                    parent.getViewTreeObserver().addOnPreDrawListener(listener);
                    parent.addOnAttachStateChangeListener(listener);
                    mGhostViewListeners.add(listener);
                }
            }
        }
    }
}
 

public SuperPagerHolder(Context context){
    int layoutRes = setLayoutRes();
    if(layoutRes !=0){
        rootView = (ViewGroup) View.inflate(context,setLayoutRes(),null);
    }else {
        rootView = setRootView(context);
    }
    rootView.addOnAttachStateChangeListener(this);
    //ButterKnife.bind(this,rootView);
    findViews();
}
 

/**
 * Constructor returns an instance of RecentTabsPage.
 *
 * @param activity The activity this view belongs to.
 * @param recentTabsManager The RecentTabsManager which provides the model data.
 */
public RecentTabsPage(ChromeActivity activity, RecentTabsManager recentTabsManager) {
    mActivity = activity;
    mRecentTabsManager = recentTabsManager;

    mTitle = activity.getResources().getString(R.string.recent_tabs);
    mThemeColor = ApiCompatibilityUtils.getColor(
            activity.getResources(), R.color.default_primary_color);
    mRecentTabsManager.setUpdatedCallback(this);
    LayoutInflater inflater = LayoutInflater.from(activity);
    mView = (ViewGroup) inflater.inflate(R.layout.recent_tabs_page, null);
    mListView = (ExpandableListView) mView.findViewById(R.id.odp_listview);
    mAdapter = new RecentTabsRowAdapter(activity, recentTabsManager);
    mListView.setAdapter(mAdapter);
    mListView.setOnChildClickListener(this);
    mListView.setGroupIndicator(null);
    mListView.setOnGroupCollapseListener(this);
    mListView.setOnGroupExpandListener(this);
    mListView.setOnCreateContextMenuListener(this);

    mView.addOnAttachStateChangeListener(this);
    ApplicationStatus.registerStateListenerForActivity(this, activity);
    // {@link #mInForeground} will be updated once the view is attached to the window.

    if (activity.getBottomSheet() != null) {
        View recentTabsRoot = mView.findViewById(R.id.recent_tabs_root);
        ApiCompatibilityUtils.setPaddingRelative(recentTabsRoot,
                ApiCompatibilityUtils.getPaddingStart(recentTabsRoot), 0,
                ApiCompatibilityUtils.getPaddingEnd(recentTabsRoot),
                activity.getResources().getDimensionPixelSize(
                        R.dimen.bottom_control_container_height));
    }

    onUpdated();
}
 

@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
private static void sceneChangeRunTransition(final @Nullable ViewGroup sceneRoot,
                                             final @Nullable Transition transition) {
    if (transition != null && sceneRoot != null && isTransitionsAllowed()) {
        ViewGroupOverlayUtils.initializeOverlay(sceneRoot);
        MultiListener listener = new MultiListener(transition, sceneRoot);
        sceneRoot.addOnAttachStateChangeListener(listener);
        sceneRoot.getViewTreeObserver().addOnPreDrawListener(listener);
    } else {
        sPendingTransitions.remove(sceneRoot);
    }
}