Java Code Examples for android.support.v4.view.accessibility.AccessibilityEventCompat#asRecord()

The following examples show how to use android.support.v4.view.accessibility.AccessibilityEventCompat#asRecord() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DirectionalViewpager.java    From fangzhuishushenqi with Apache License 2.0 6 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(DirectionalViewpager.class.getName());
    AccessibilityRecordCompat recordCompat = null;
    if (isHorizontal()) {
        recordCompat =
                AccessibilityEventCompat.asRecord(event);
    } else {
        recordCompat = AccessibilityRecordCompat.obtain();
    }
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 2
Source File: AccessibilityUtils.java    From SublimePicker with Apache License 2.0 6 votes vote down vote up 
public static void makeAnnouncement(View view, CharSequence announcement) {
    if (view == null)
        return;
    if (SUtils.isApi_16_OrHigher()) {
        view.announceForAccessibility(announcement);
    } else {
        // For API 15 and earlier, we need to construct an accessibility event
        Context ctx = view.getContext();
        AccessibilityManager am = (AccessibilityManager) ctx.getSystemService(
                Context.ACCESSIBILITY_SERVICE);
        if (!am.isEnabled()) return;

        AccessibilityEvent event = AccessibilityEvent.obtain(
                AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED);
        AccessibilityRecordCompat arc = AccessibilityEventCompat.asRecord(event);
        arc.setSource(view);
        event.setClassName(view.getClass().getName());
        event.setPackageName(view.getContext().getPackageName());
        event.setEnabled(view.isEnabled());
        event.getText().add(announcement);
        am.sendAccessibilityEvent(event);
    }
}
Example 3
Source File: DirectionalViewpager.java    From BookReader with Apache License 2.0 6 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(DirectionalViewpager.class.getName());
    AccessibilityRecordCompat recordCompat = null;
    if (isHorizontal()) {
        recordCompat =
                AccessibilityEventCompat.asRecord(event);
    } else {
        recordCompat = AccessibilityRecordCompat.obtain();
    }
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 4
Source File: StaggeredGridLayoutManager.java    From letv with Apache License 2.0 6 votes vote down vote up 
public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(event);
    if (getChildCount() > 0) {
        AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
        View start = findFirstVisibleItemClosestToStart(false, true);
        View end = findFirstVisibleItemClosestToEnd(false, true);
        if (start != null && end != null) {
            int startPos = getPosition(start);
            int endPos = getPosition(end);
            if (startPos < endPos) {
                record.setFromIndex(startPos);
                record.setToIndex(endPos);
                return;
            }
            record.setFromIndex(endPos);
            record.setToIndex(startPos);
        }
    }
}
Example 5
Source File: DirectionalViewpager.java    From ankihelper with GNU General Public License v3.0 6 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(DirectionalViewpager.class.getName());
    AccessibilityRecordCompat recordCompat = null;
    if (isHorizontal()) {
        recordCompat =
                AccessibilityEventCompat.asRecord(event);
    } else {
        recordCompat = AccessibilityRecordCompat.obtain();
    }
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 6
Source File: NestedScrollView.java    From letv with Apache License 2.0 5 votes vote down vote up 
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    NestedScrollView nsvHost = (NestedScrollView) host;
    event.setClassName(ScrollView.class.getName());
    AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
    record.setScrollable(nsvHost.getScrollRange() > 0);
    record.setScrollX(nsvHost.getScrollX());
    record.setScrollY(nsvHost.getScrollY());
    record.setMaxScrollX(nsvHost.getScrollX());
    record.setMaxScrollY(nsvHost.getScrollRange());
}
Example 7
Source File: NestedScrollView.java    From MyBlogDemo with Apache License 2.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    final NestedScrollView nsvHost = (NestedScrollView) host;
    event.setClassName(ScrollView.class.getName());
    final AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
    final boolean scrollable = nsvHost.getScrollRange() > 0;
    record.setScrollable(scrollable);
    record.setScrollX(nsvHost.getScrollX());
    record.setScrollY(nsvHost.getScrollY());
    record.setMaxScrollX(nsvHost.getScrollX());
    record.setMaxScrollY(nsvHost.getScrollRange());
}
Example 8
Source File: LinkagePager.java    From Prodigal with Apache License 2.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(LinkagePager.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 9
Source File: ChatLinearLayoutManager.java    From actor-platform with GNU Affero General Public License v3.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(event);
    if (getChildCount() > 0) {
        final AccessibilityRecordCompat record = AccessibilityEventCompat
                .asRecord(event);
        record.setFromIndex(findFirstVisibleItemPosition());
        record.setToIndex(findLastVisibleItemPosition());
    }
}
Example 10
Source File: AllAppsGridAdapter.java    From Trebuchet with GNU General Public License v3.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(event);

    // Ensure that we only report the number apps for accessibility not including other
    // adapter views
    final AccessibilityRecordCompat record = AccessibilityEventCompat
            .asRecord(event);
    record.setItemCount(mApps.getNumFilteredApps());
}
Example 11
Source File: CustomViewPager.java    From material-intro-screen with MIT License 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(CustomViewPager.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 12
Source File: LinkagePager.java    From music-player with MIT License 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(LinkagePager.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 13
Source File: CustomViewPager.java    From youqu_master with Apache License 2.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(CustomViewPager.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 14
Source File: ViewPager.java    From letv with Apache License 2.0 5 votes vote down vote up 
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(ViewPager.class.getName());
    AccessibilityRecordCompat recordCompat = AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == 4096 && ViewPager.this.mAdapter != null) {
        recordCompat.setItemCount(ViewPager.this.mAdapter.getCount());
        recordCompat.setFromIndex(ViewPager.this.mCurItem);
        recordCompat.setToIndex(ViewPager.this.mCurItem);
    }
}
Example 15
Source File: LinearLayoutManager.java    From letv with Apache License 2.0 5 votes vote down vote up 
public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(event);
    if (getChildCount() > 0) {
        AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
        record.setFromIndex(findFirstVisibleItemPosition());
        record.setToIndex(findLastVisibleItemPosition());
    }
}
Example 16
Source File: VerticalViewPager.java    From ChangeTabLayout with Apache License 2.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(ViewPager.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(mAdapter.getCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 17
Source File: YViewPagerNew.java    From YViewPagerDemo with Apache License 2.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(YViewPagerNew.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(getAdapterCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 18
Source File: YViewPager.java    From YViewPagerDemo with Apache License 2.0 5 votes vote down vote up 
public void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(host, event);
    event.setClassName(YViewPager.class.getName());
    final AccessibilityRecordCompat recordCompat =
            AccessibilityEventCompat.asRecord(event);
    recordCompat.setScrollable(canScroll());
    if (event.getEventType() == AccessibilityEventCompat.TYPE_VIEW_SCROLLED
            && mAdapter != null) {
        recordCompat.setItemCount(getAdapterCount());
        recordCompat.setFromIndex(mCurItem);
        recordCompat.setToIndex(mCurItem);
    }
}
Example 19
Source File: AllAppsGridAdapter.java    From LaunchEnr with GNU General Public License v3.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(event);

    // Ensure that we only report the number apps for accessibility not including other
    // adapter views
    final AccessibilityRecordCompat record = AccessibilityEventCompat
            .asRecord(event);
    record.setItemCount(mApps.getNumFilteredApps());
    record.setFromIndex(Math.max(0,
            record.getFromIndex() - getRowsNotForAccessibility(record.getFromIndex())));
    record.setToIndex(Math.max(0,
            record.getToIndex() - getRowsNotForAccessibility(record.getToIndex())));
}
Example 20
Source File: DiscreteScrollLayoutManager.java    From XPlayer2 with Apache License 2.0 5 votes vote down vote up 
@Override
public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
    super.onInitializeAccessibilityEvent(event);
    if (recyclerViewProxy.getChildCount() > 0) {
        final AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
        record.setFromIndex(getPosition(getFirstChild()));
        record.setToIndex(getPosition(getLastChild()));
    }
}