Example usage for android.view ViewGroup getChildAt

Introduction

In this page you can find the example usage for android.view ViewGroup getChildAt.

Prototype

public View getChildAt(int index) 

Source Link

Document

Returns the view at the specified position in the group.

Usage

From source file:com.android.launcher2.HideFromAccessibilityHelper.java

private void setImportantForAccessibilityToNoHelper(View v) {
    mPreviousValues.put(v, ViewCompat.getImportantForAccessibility(v));
    ViewCompat.setImportantForAccessibility(v, View.IMPORTANT_FOR_ACCESSIBILITY_NO);

    // Call method on children recursively
    if (v instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) v;
        vg.setOnHierarchyChangeListener(this);
        for (int i = 0; i < vg.getChildCount(); i++) {
            View child = vg.getChildAt(i);

            if (includeView(child)) {
                setImportantForAccessibilityToNoHelper(child);
            }/* www. j  a  v  a  2 s. c  o  m*/
        }
    }
}

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From source file:com.liyu.huahui.ui.widgets.MorphDialogToFab.java

@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
@Override/*from w w w . j a v a2 s.  c  om*/
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(AnimationUtils.loadInterpolator(vg.getContext(),
                            android.R.interpolator.fast_out_linear_in))
                    .start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setInterpolator(
            AnimationUtils.loadInterpolator(sceneRoot.getContext(), android.R.interpolator.fast_out_slow_in));
    transition.setDuration(300);
    return transition;
}

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From source file:com.wolski_msk.collector.sample.transition.MorphDialogToFab.java

@TargetApi(Build.VERSION_CODES.LOLLIPOP)
@Override//ww  w  .  j a va  2  s  .  c  o  m
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(AnimationUtils.loadInterpolator(vg.getContext(),
                            android.R.interpolator.fast_out_linear_in))
                    .start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setInterpolator(
            AnimationUtils.loadInterpolator(sceneRoot.getContext(), android.R.interpolator.fast_out_slow_in));
    transition.setDuration(300);
    return transition;
}

---

From source file:com.caij.codehub.ui.transitions.MorphDialogToFab.java

@TargetApi(Build.VERSION_CODES.LOLLIPOP)
@Override/*  w w  w.j av  a2 s. com*/
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(AnimationUtils.loadInterpolator(vg.getContext(),
                            android.R.interpolator.fast_out_linear_in))
                    .start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setDuration(300);
    transition.setInterpolator(AnimUtils.getMaterialInterpolator(sceneRoot.getContext()));
    return transition;
}

---

From source file:com.google.vr.sdk.samples.video360.VideoActivity.java

/** Initializes the Activity only if the permission has been granted. */
private void initializeActivity() {
    ViewGroup root = (ViewGroup) findViewById(R.id.activity_root);
    for (int i = 0; i < root.getChildCount(); ++i) {
        root.getChildAt(i).setVisibility(View.VISIBLE);
    }//from w w  w  .  j a v a 2 s .  c  o m
    findViewById(R.id.permission_button).setVisibility(View.GONE);
    videoView.loadMedia(getIntent());
}

---

From source file:com.amitupadhyay.aboutexample.ui.transitions.MorphDialogToFab.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {//  w w w. java 2  s .  co  m
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(getFastOutLinearInInterpolator(vg.getContext())).start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setDuration(300);
    transition.setInterpolator(getFastOutSlowInInterpolator(sceneRoot.getContext()));
    return transition;
}

---

From source file:io.romain.passport.ui.transitions.MorphDialogToFab.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {/*ww w  .j  av  a2  s  .  co m*/
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, MorphDrawable.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, MorphDrawable.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(AnimUtils.getFastOutSlowInInterpolator(vg.getContext())).start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setDuration(300);
    transition.setInterpolator(AnimUtils.getFastOutSlowInInterpolator(sceneRoot.getContext()));

    return transition;
}

---

From source file:com.josecalles.porridge.transitions.MorphDialogToFab.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {//w w  w.  j  a  v a2  s.  c om
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(AnimationUtils.loadInterpolator(vg.getContext(),
                            android.R.interpolator.fast_out_linear_in))
                    .start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setDuration(300);
    transition.setInterpolator(
            AnimationUtils.loadInterpolator(sceneRoot.getContext(), android.R.interpolator.fast_out_slow_in));
    return transition;
}

---

From source file:com.syllabes.v2.activities.games.SoundSyllabesActivity.java

private void prepareButtons(ViewGroup v) {
    for (int i = 0; i < v.getChildCount(); i++) {
        View child = v.getChildAt(i);
        if (child instanceof ViewGroup)
            prepareButtons((ViewGroup) child);
        else if (child instanceof Button) {
            final Button b = (Button) child;
            b.setTypeface(customFont);/*from ww w . j a v  a  2s.  c o  m*/
            buttons.add(b);
            b.setOnClickListener(new OnClickListener() {
                @Override
                public void onClick(View view) {
                    toggleClick(false);
                    clickCounter++;
                    userInput.setText(TextUtils.concat(userInput.getText(), b.getText()));
                    Player.playSound(b.getText().toString().toLowerCase(), SoundSyllabesActivity.this)
                            .setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
                                @Override
                                public void onCompletion(MediaPlayer mediaPlayer) {
                                    checkWin();
                                }
                            });
                }
            });
        }
    }
}

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From source file:de.persoapp.android.activity.fragment.DataFragment.java

@SuppressWarnings("ConstantConditions")
protected void increaseIds(ViewGroup viewGroup) {
    for (int i = viewGroup.getChildCount() - 1; i >= 0; i--) {
        View view = viewGroup.getChildAt(i);
        view.setId(view.getId() + 100);//w  ww  . j a va 2 s .com
    }
}

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