Example usage for android.view View dispatchPopulateAccessibilityEvent

Introduction

In this page you can find the example usage for android.view View dispatchPopulateAccessibilityEvent.

Prototype

public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) 

Source Link

Document

Dispatches an AccessibilityEvent to the View first and then to its children for adding their text content to the event.

Usage

From source file:Main.java

/**
 * Try to send an {@link AccessibilityEvent}
 * for a {@link View}.//from w w w . j a v  a  2s  .  c om
 *
 * @param view The View that will dispatch the AccessibilityEvent
 * @return true if the AccessibilityEvent was dispatched
 */
@SuppressWarnings("UnusedReturnValue")
public static boolean sendAccessibilityEvent(View view) {
    final AccessibilityManager accessibilityManager = (AccessibilityManager) view.getContext()
            .getSystemService(Context.ACCESSIBILITY_SERVICE);

    if (!accessibilityManager.isEnabled())
        return false;

    final AccessibilityEvent accessibilityEvent = AccessibilityEvent
            .obtain(AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED);
    accessibilityEvent.setClassName(view.getClass().getName());
    accessibilityEvent.setPackageName(view.getContext().getPackageName());

    view.dispatchPopulateAccessibilityEvent(accessibilityEvent);
    accessibilityManager.sendAccessibilityEvent(accessibilityEvent);

    return true;
}

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From source file:com.aincc.libtest.activity.flip.FlipViewGroup.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
    // ViewPagers should only report accessibility info for the current page,
    // otherwise things get very confusing.

    // TODO: Should this note something about the paging container?

    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == VISIBLE) {
            final ItemInfo ii = infoForChild(child);
            if (ii != null && ii.position == currentItem && child.dispatchPopulateAccessibilityEvent(event)) {
                return true;
            }/*from   www  .  j av  a2s .co  m*/
        }
    }

    return false;
}

---

From source file:com.actionbarsherlock.internal.widget.IcsAdapterView.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
    View selectedView = getSelectedView();
    if (selectedView != null && selectedView.getVisibility() == VISIBLE
            && selectedView.dispatchPopulateAccessibilityEvent(event)) {
        return true;
    }//from ww w  .  j  a va2s. co m
    return false;
}

---

From source file:com.actionbarsherlock.internal.widget.IcsAdapterView.java

@Override
public boolean onRequestSendAccessibilityEvent(View child, AccessibilityEvent event) {
    if (super.onRequestSendAccessibilityEvent(child, event)) {
        // Add a record for ourselves as well.
        AccessibilityEvent record = AccessibilityEvent.obtain();
        onInitializeAccessibilityEvent(record);
        // Populate with the text of the requesting child.
        child.dispatchPopulateAccessibilityEvent(record);
        event.appendRecord(record);/*from  ww  w . j  ava  2  s  .c o m*/
        return true;
    }
    return false;
}

---

From source file:com.android.incallui.CallCardFragment.java

private void dispatchPopulateAccessibilityEvent(AccessibilityEvent event, View view) {
    if (view == null)
        return;/*ww w .  ja  va2  s .c  o m*/
    final List<CharSequence> eventText = event.getText();
    int size = eventText.size();
    view.dispatchPopulateAccessibilityEvent(event);
    // if no text added write null to keep relative position
    if (size == eventText.size()) {
        eventText.add(null);
    }
}

---

From source file:com.yao.zhihudaily.tool.LazyViewPager.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
    // ViewPagers should only report accessibility info for the current page,
    // otherwise things get very confusing.
    // TODO: Should this note something about the paging container?
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == VISIBLE) {
            final ItemInfo ii = infoForChild(child);
            if (ii != null && ii.position == mCurItem && child.dispatchPopulateAccessibilityEvent(event)) {
                return true;
            }/*from   w  w w .  ja v  a  2  s . c o  m*/
        }
    }
    return false;
}

---

From source file:com.jzh.stuapp.view.MyViewPager.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {

    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == VISIBLE) {
            final ItemInfo ii = infoForChild(child);
            if (ii != null && ii.position == mCurItem && child.dispatchPopulateAccessibilityEvent(event)) {
                return true;
            }//ww  w. j  a  va  2  s.  c  om
        }
    }

    return false;
}

---

From source file:com.guoxin.githubdemo.image.LazyViewPager.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
    // ViewPagers should only report accessibility info for the current page,
    // otherwise things get very confusing.

    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == VISIBLE) {
            final ItemInfo ii = infoForChild(child);
            if (ii != null && ii.position == mCurItem && child.dispatchPopulateAccessibilityEvent(event)) {
                return true;
            }//from   www  . j ava 2s . c  o m
        }
    }

    return false;
}

---

From source file:com.icenler.lib.view.LazyViewPager.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
    // ViewPagers should only report accessibility info for the current page,
    // otherwise things get very confusing.

    // Should this note something about the paging container?

    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == VISIBLE) {
            final ItemInfo ii = infoForChild(child);
            if (ii != null && ii.position == mCurItem && child.dispatchPopulateAccessibilityEvent(event)) {
                return true;
            }/*from   w  w w.j  ava2 s. co m*/
        }
    }

    return false;
}

---

From source file:com.cnpeng.cnpeng_mydemosfrom2016_12.a_12_GetLocalFiles_VP_FM.CustomNoPreLoadViewPager.java

@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
    // ViewPagers should only report accessibility info for the current page,  
    // otherwise things get very confusing.  

    // TODO: Should this note something about the paging container?  

    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == VISIBLE) {
            final ItemInfo ii = infoForChild(child);
            if (ii != null && ii.position == mCurItem && child.dispatchPopulateAccessibilityEvent(event)) {
                return true;
            }/* www.j ava 2  s. co m*/
        }
    }

    return false;
}

---

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