Examples with ViewTreeObserver android.view.ViewTreeObserver used on opensource projects

Example 26 with ViewTreeObserver

use of android.view.ViewTreeObserver in project android-extendedactionbar by Takhion.

the class ExtendedActionBarActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_test);
    final Resources res = getResources();
    final boolean isKitkat = Build.VERSION.SDK_INT >= 19;
    // replace window background to reduce overdraw
    final Window window = getWindow();
    final ViewGroup contentView = (ViewGroup) findViewById(android.R.id.content);
    final View content = contentView.getChildAt(0);
    final Drawable extendedWindowBackground = window.getDecorView().getBackground();
    final Drawable windowBackground = !isKitkat ? extendedWindowBackground : getWindowBackgroundLayer(extendedWindowBackground, R.id.window_background, "window_background");
    window.setBackgroundDrawable(null);
    setBackground(content, windowBackground);
    // add statusbar background
    if (isKitkat) {
        // check if translucent bars are enabled
        final int config_enableTranslucentDecor_id = res.getIdentifier("config_enableTranslucentDecor", "bool", "android");
        if (config_enableTranslucentDecor_id > 0 && res.getBoolean(config_enableTranslucentDecor_id)) {
            // get ActionBar container
            final View actionBarContainer = findViewById("action_bar_container", "android");
            if (actionBarContainer != null) {
                // add layout listener (can't get margin before layout)
                //noinspection ConstantConditions
                actionBarContainer.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

                    @SuppressWarnings("ConstantConditions")
                    @Override
                    public void onGlobalLayout() {
                        // remove layout listener
                        final ViewTreeObserver vto = actionBarContainer.getViewTreeObserver();
                        if (Build.VERSION.SDK_INT < 16)
                            vto.removeGlobalOnLayoutListener(this);
                        else
                            vto.removeOnGlobalLayoutListener(this);
                        // create and add statusbar background view
                        final Drawable statusBarBackground = getWindowBackgroundLayer(extendedWindowBackground, R.id.statusbar_background, "statusbar_background");
                        final int statusBarHeight = ((ViewGroup.MarginLayoutParams) actionBarContainer.getLayoutParams()).topMargin;
                        final View statusBarView = new View(ExtendedActionBarActivity.this);
                        setBackground(statusBarView, statusBarBackground);
                        final FrameLayout.LayoutParams statusBarBackground_lp = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, statusBarHeight, Gravity.TOP | Gravity.FILL_HORIZONTAL);
                        contentView.addView(statusBarView, 0, statusBarBackground_lp);
                        // shift content under actionbar
                        final ViewGroup.MarginLayoutParams content_lp = (ViewGroup.MarginLayoutParams) content.getLayoutParams();
                        content_lp.topMargin = getActionBar().getHeight() + statusBarHeight;
                        content.setLayoutParams(content_lp);
                    }
                });
            }
        }
    }
}

Example 27 with ViewTreeObserver

use of android.view.ViewTreeObserver in project ElasticDownload by Tibolte.

the class ElasticDownloadView method onFinishInflate.

/**
     * MARK: Overrides
     */
@Override
protected void onFinishInflate() {
    super.onFinishInflate();
    mIntroView = (IntroView) findViewById(R.id.intro_view);
    mIntroView.setListener(this);
    mProgressDownloadView = (ProgressDownloadView) findViewById(R.id.progress_download_view);
    ViewTreeObserver vto = mProgressDownloadView.getViewTreeObserver();
    vto.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

        @Override
        public void onGlobalLayout() {
            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
                mProgressDownloadView.getViewTreeObserver().removeGlobalOnLayoutListener(this);
            } else {
                mProgressDownloadView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            }
            mIntroView.getLayoutParams().width = mProgressDownloadView.getWidth();
            mIntroView.getLayoutParams().height = mProgressDownloadView.getHeight();
            mProgressDownloadView.setBackgroundColor(mBackgroundColor);
        }
    });
}

Example 28 with ViewTreeObserver

use of android.view.ViewTreeObserver in project Fairphone by Kwamecorp.

the class LauncherTransitionable method showAppsCustomizeHelper.

/**
	 * Things to test when changing the following seven functions. - Home from
	 * workspace - from center screen - from other screens - Home from all apps
	 * - from center screen - from other screens - Back from all apps - from
	 * center screen - from other screens - Launch app from workspace and quit -
	 * with back - with home - Launch app from all apps and quit - with back -
	 * with home - Go to a screen that's not the default, then all apps, and
	 * launch and app, and go back - with back -with home - On workspace, long
	 * press power and go back - with back - with home - On all apps, long press
	 * power and go back - with back - with home - On workspace, power off - On
	 * all apps, power off - Launch an app and turn off the screen while in that
	 * app - Go back with home key - Go back with back key TODO: make this not
	 * go to workspace - From all apps - From workspace - Enter and exit car
	 * mode (becuase it causes an extra configuration changed) - From all apps -
	 * From the center workspace - From another workspace
	 */
/**
	 * Zoom the camera out from the workspace to reveal 'toView'. Assumes that
	 * the view to show is anchored at either the very top or very bottom of the
	 * screen.
	 */
private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) {
    if (mStateAnimation != null) {
        mStateAnimation.cancel();
        mStateAnimation = null;
    }
    final Resources res = getResources();
    final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime);
    final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime);
    final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor);
    final View fromView = mWorkspace;
    final AppsCustomizeTabHost toView = mAppsCustomizeTabHost;
    final int startDelay = res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger);
    setPivotsForZoom(toView, scale);
    // Shrink workspaces away if going to AppsCustomize from workspace
    Animator workspaceAnim = mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated);
    if (animated) {
        toView.setScaleX(scale);
        toView.setScaleY(scale);
        final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView);
        scaleAnim.scaleX(1f).scaleY(1f).setDuration(duration).setInterpolator(new Workspace.ZoomOutInterpolator());
        toView.setVisibility(View.VISIBLE);
        toView.setAlpha(0f);
        final ObjectAnimator alphaAnim = ObjectAnimator.ofFloat(toView, "alpha", 0f, 1f).setDuration(fadeDuration);
        alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f));
        alphaAnim.addUpdateListener(new AnimatorUpdateListener() {

            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                if (animation == null) {
                    throw new RuntimeException("animation is null");
                }
                float t = (Float) animation.getAnimatedValue();
                dispatchOnLauncherTransitionStep(fromView, t);
                dispatchOnLauncherTransitionStep(toView, t);
            }
        });
        // toView should appear right at the end of the workspace shrink
        // animation
        mStateAnimation = LauncherAnimUtils.createAnimatorSet();
        mStateAnimation.play(scaleAnim).after(startDelay);
        mStateAnimation.play(alphaAnim).after(startDelay);
        mStateAnimation.addListener(new AnimatorListenerAdapter() {

            boolean animationCancelled = false;

            @Override
            public void onAnimationStart(Animator animation) {
                updateWallpaperVisibility(true);
                // Prepare the position
                toView.setTranslationX(0.0f);
                toView.setTranslationY(0.0f);
                toView.setVisibility(View.VISIBLE);
                toView.bringToFront();
            }

            @Override
            public void onAnimationEnd(Animator animation) {
                dispatchOnLauncherTransitionEnd(fromView, animated, false);
                dispatchOnLauncherTransitionEnd(toView, animated, false);
                if (mWorkspace != null && !springLoaded && !LauncherApplication.isScreenLarge()) {
                    // Hide the workspace scrollbar
                    mWorkspace.hideScrollingIndicator(true);
                }
                if (!animationCancelled) {
                    updateWallpaperVisibility(false);
                }
            }

            @Override
            public void onAnimationCancel(Animator animation) {
                animationCancelled = true;
            }
        });
        if (workspaceAnim != null) {
            mStateAnimation.play(workspaceAnim);
        }
        boolean delayAnim = false;
        final ViewTreeObserver observer;
        dispatchOnLauncherTransitionPrepare(fromView, animated, false);
        dispatchOnLauncherTransitionPrepare(toView, animated, false);
        // yet, delay the animation until we get a layout pass
        if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || (mWorkspace.getMeasuredWidth() == 0) || (toView.getMeasuredWidth() == 0)) {
            observer = mWorkspace.getViewTreeObserver();
            delayAnim = true;
        } else {
            observer = null;
        }
        final AnimatorSet stateAnimation = mStateAnimation;
        final Runnable startAnimRunnable = new Runnable() {

            public void run() {
                // we waited for a layout/draw pass
                if (mStateAnimation != stateAnimation)
                    return;
                setPivotsForZoom(toView, scale);
                dispatchOnLauncherTransitionStart(fromView, animated, false);
                dispatchOnLauncherTransitionStart(toView, animated, false);
                toView.post(new Runnable() {

                    public void run() {
                        // we waited for a layout/draw pass
                        if (mStateAnimation != stateAnimation)
                            return;
                        mStateAnimation.start();
                    }
                });
            }
        };
        if (delayAnim) {
            final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() {

                public void onGlobalLayout() {
                    toView.post(startAnimRunnable);
                    observer.removeOnGlobalLayoutListener(this);
                }
            };
            observer.addOnGlobalLayoutListener(delayedStart);
        } else {
            startAnimRunnable.run();
        }
    } else {
        toView.setTranslationX(0.0f);
        toView.setTranslationY(0.0f);
        toView.setScaleX(1.0f);
        toView.setScaleY(1.0f);
        toView.setVisibility(View.VISIBLE);
        toView.bringToFront();
        if (!springLoaded && !LauncherApplication.isScreenLarge()) {
            // Hide the workspace scrollbar
            mWorkspace.hideScrollingIndicator(true);
        }
        dispatchOnLauncherTransitionPrepare(fromView, animated, false);
        dispatchOnLauncherTransitionStart(fromView, animated, false);
        dispatchOnLauncherTransitionEnd(fromView, animated, false);
        dispatchOnLauncherTransitionPrepare(toView, animated, false);
        dispatchOnLauncherTransitionStart(toView, animated, false);
        dispatchOnLauncherTransitionEnd(toView, animated, false);
        updateWallpaperVisibility(false);
    }
}

Example 29 with ViewTreeObserver

use of android.view.ViewTreeObserver in project ImageryHeader by YukiMatsumura.

the class ImageryHeaderFragment method setupCustomScrolling.

private void setupCustomScrolling(View rootView) {
    scrollView = (ObservableScrollView) rootView.findViewById(R.id.scroll_view);
    scrollView.addCallbacks(this);
    ViewTreeObserver vto = scrollView.getViewTreeObserver();
    if (vto.isAlive()) {
        vto.addOnGlobalLayoutListener(globalLayoutListener);
    }
}

Example 30 with ViewTreeObserver

use of android.view.ViewTreeObserver in project Klyph by jonathangerbaud.

the class AbsHListView method onDetachedFromWindow.

@Override
protected void onDetachedFromWindow() {
    super.onDetachedFromWindow();
    // Dismiss the popup in case onSaveInstanceState() was not invoked
    // Detach any view left in the scrap heap
    mRecycler.clear();
    final ViewTreeObserver treeObserver = getViewTreeObserver();
    treeObserver.removeOnTouchModeChangeListener(this);
    if (mAdapter != null && mDataSetObserver != null) {
        mAdapter.unregisterDataSetObserver(mDataSetObserver);
        mDataSetObserver = null;
    }
    if (mFlingRunnable != null) {
        removeCallbacks(mFlingRunnable);
    }
    if (mPositionScroller != null) {
        mPositionScroller.stop();
    }
    if (mClearScrollingCache != null) {
        removeCallbacks(mClearScrollingCache);
    }
    if (mPerformClick != null) {
        removeCallbacks(mPerformClick);
    }
    if (mTouchModeReset != null) {
        removeCallbacks(mTouchModeReset);
        mTouchModeReset = null;
    }
    mIsAttached = false;
}