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.hitherejoe.animate.util.MorphButtonToDialog.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        final 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 endColor = (Integer) endValues.values.get(PROPERTY_COLOR);

    if (startColor == null || endColor == null)
        return null;

    MorphDrawable background = new MorphDrawable(startColor, 0);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);

    // ease in the dialog's child views (slide up & fade_fast in)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        float offset = vg.getHeight() / 3;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.setTranslationY(offset);// w  ww  .java2  s. c  om
            v.setAlpha(0f);
            v.animate().alpha(1f).translationY(0f).setDuration(150).setStartDelay(150).setInterpolator(
                    AnimationUtils.loadInterpolator(vg.getContext(), android.R.interpolator.fast_out_slow_in));
            offset *= 1.8f;
        }
    }

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

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From source file:com.yanzhenjie.nohttp.sample.activity.MainActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    DisplayUtils.initScreen(this);
    headViewSize = DisplayUtils.dip2px(42);

    setContentView(R.layout.activity_main);
    ButterKnife.bind(this);

    mIvHeadBackground.getLayoutParams().height = DisplayUtils.screenWidth * 12 / 13;
    mIvHeadBackground.requestLayout();//ww  w .j  ava  2s . com

    // toolbar?
    boolean isHigh = Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
    if (isHigh) {
        ViewGroup mContentView = (ViewGroup) findViewById(Window.ID_ANDROID_CONTENT);
        View mChildView = mContentView.getChildAt(0);
        if (mChildView != null) {
            ViewCompat.setFitsSystemWindows(mChildView, false);
        }
    }
    ((ViewGroup.MarginLayoutParams) mToolbarRoot.getLayoutParams()).setMargins(-headViewSize,
            isHigh ? DisplayUtils.statusBarHeight : 0, 0, 0);

    mAppBarLayout.addOnOffsetChangedListener(offsetChangedListener);

    initialize();
}

---

From source file:cn.edu.zucc.list.FabAnimation.MorphFabToDialog.java

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

    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);

    // ease in the dialog's child views (slide up & fade in)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        float offset = vg.getHeight() / 3;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.setTranslationY(offset);
            v.setAlpha(0f);
            v.animate().alpha(1f).translationY(0f).setDuration(150).setStartDelay(150).setInterpolator(
                    AnimationUtils.loadInterpolator(vg.getContext(), android.R.interpolator.fast_out_slow_in))
                    .start();
            offset *= 1.8f;
        }
    }

    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.christophergs.mbientbasic.ModuleFragmentBase.java

protected void enableDisableViewGroup(ViewGroup viewGroup, boolean enabled) {
    int childCount = viewGroup.getChildCount();
    for (int i = 0; i < childCount; i++) {
        View view = viewGroup.getChildAt(i);
        view.setEnabled(enabled);/* ww  w  . ja va  2  s  .  co m*/
        if (view instanceof ViewGroup) {
            enableDisableViewGroup((ViewGroup) view, enabled);
        }
    }
}

---

From source file:com.darktalker.cordova.screenshot.Screenshot.java

private TextureView findXWalkTextureView(ViewGroup group) {

    int childCount = group.getChildCount();
    for (int i = 0; i < childCount; i++) {
        View child = group.getChildAt(i);
        if (child instanceof TextureView) {
            String parentClassName = child.getParent().getClass().toString();
            boolean isRightKindOfParent = (parentClassName.contains("XWalk"));
            if (isRightKindOfParent) {
                return (TextureView) child;
            }//from   w w  w.  j  a  v  a 2  s  .  co m
        } else if (child instanceof ViewGroup) {
            TextureView textureView = findXWalkTextureView((ViewGroup) child);
            if (textureView != null) {
                return textureView;
            }
        }
    }

    return null;
}

---

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

@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
@Override/*  w w w  .  ja v a  2  s. co  m*/
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        final 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);

    // ease in the dialog's child views (slide up & fade in)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        float offset = vg.getHeight() / 3;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.setTranslationY(offset);
            v.setAlpha(0f);
            v.animate().alpha(1f).translationY(0f).setDuration(150).setStartDelay(150).setInterpolator(
                    AnimationUtils.loadInterpolator(vg.getContext(), android.R.interpolator.fast_out_slow_in))
                    .start();
            offset *= 1.8f;
        }
    }

    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.sinyuk.jianyi.utils.morph.MorphFabToDialog.java

@TargetApi(Build.VERSION_CODES.LOLLIPOP)
@Override//from w w  w.ja va  2s .  c  om
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        final 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);

    // ease in the dialog's child views (slide up & fade in)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        float offset = vg.getHeight() / 3;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.setTranslationY(offset);
            v.setAlpha(0f);
            v.animate().alpha(1f).translationY(0f).setDuration(150).setStartDelay(150).setInterpolator(
                    AnimationUtils.loadInterpolator(vg.getContext(), android.R.interpolator.fast_out_slow_in))
                    .start();
            offset *= 1.8f;
        }
    }

    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.hitherejoe.animate.util.MorphFabToDialog.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        final TransitionValues endValues) {
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }//from w  w w  . ja v  a 2s .  c  om

    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);

    // ease in the dialog's child views (slide up & fade_fast in)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        float offset = vg.getHeight() / 3;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.setTranslationY(offset);
            v.setAlpha(0f);
            v.animate().alpha(1f).translationY(0f).setDuration(150).setStartDelay(150).setInterpolator(
                    AnimationUtils.loadInterpolator(vg.getContext(), android.R.interpolator.fast_out_slow_in));
            offset *= 1.8f;
        }
    }

    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.github.windsekirun.navermaptest.NMapFragment.java

/**
 * Fragment? ?? NMapView ? // ww w  . ja  va  2s .co m
 */
public NMapView findMapView(View v) {

    if (!(v instanceof ViewGroup)) {
        return null;
    }

    ViewGroup vg = (ViewGroup) v;
    if (vg instanceof NMapView) {
        return (NMapView) vg;
    }

    for (int i = 0; i < vg.getChildCount(); i++) {

        View child = vg.getChildAt(i);
        if (!(child instanceof ViewGroup)) {
            continue;
        }

        NMapView mapView = findMapView(child);
        if (mapView != null) {
            return mapView;
        }
    }
    return null;
}

---

From source file:com.nhn.android.mapviewer.NMapFragment.java

/**
 * Fragment? ?? NMapView ? /*w w  w. ja v  a 2 s. c  o m*/
 */
private NMapView findMapView(View v) {

    if (!(v instanceof ViewGroup)) {
        return null;
    }

    ViewGroup vg = (ViewGroup) v;
    if (vg instanceof NMapView) {
        return (NMapView) vg;
    }

    for (int i = 0; i < vg.getChildCount(); i++) {

        View child = vg.getChildAt(i);
        if (!(child instanceof ViewGroup)) {
            continue;
        }

        NMapView mapView = findMapView(child);
        if (mapView != null) {
            return mapView;
        }
    }
    return null;
}

---

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