List of usage examples for android.support.v4.view.accessibility AccessibilityRecordCompat setSource
public void setSource(View source)
From source file:com.android.gallery3d.util.AccessibilityUtils.java
public static void makeAnnouncement(View view, CharSequence announcement) { if (view == null) return;//from w w w . ja va2s . c o m if (ApiHelper.HAS_ANNOUNCE_FOR_ACCESSIBILITY) { 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 = new AccessibilityRecordCompat(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); } }
From source file:com.android.fastergallery.util.AccessibilityUtils.java
public static void makeAnnouncement(View view, CharSequence announcement) { if (view == null) return;/* w w w . java 2s .c o m*/ if (ApiHelper.HAS_ANNOUNCE_FOR_ACCESSIBILITY) { 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 = new AccessibilityRecordCompat(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); } }
From source file:com.appeaser.sublimepickerlibrary.utilities.AccessibilityUtils.java
public static void makeAnnouncement(View view, CharSequence announcement) { if (view == null) return;//from ww w.ja v a2 s. c o m 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); } }
From source file:com.android.messaging.util.AccessibilityUtil.java
public static void announceForAccessibilityCompat(final View view, @Nullable AccessibilityManager accessibilityManager, final CharSequence text) { final Context context = view.getContext().getApplicationContext(); if (accessibilityManager == null) { accessibilityManager = (AccessibilityManager) context.getSystemService(Context.ACCESSIBILITY_SERVICE); }//from w ww . j a v a 2s.c om if (!accessibilityManager.isEnabled()) { return; } // Jelly Bean added support for speaking text verbatim final int eventType = OsUtil.isAtLeastJB() ? AccessibilityEvent.TYPE_ANNOUNCEMENT : AccessibilityEvent.TYPE_VIEW_FOCUSED; // Construct an accessibility event with the minimum recommended // attributes. An event without a class name or package may be dropped. final AccessibilityEvent event = AccessibilityEvent.obtain(eventType); event.getText().add(text); event.setEnabled(view.isEnabled()); event.setClassName(view.getClass().getName()); event.setPackageName(context.getPackageName()); // JellyBean MR1 requires a source view to set the window ID. final AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event); record.setSource(view); // Sends the event directly through the accessibility manager. If we only supported SDK 14+ // we could have done: // getParent().requestSendAccessibilityEvent(this, event); accessibilityManager.sendAccessibilityEvent(event); }
From source file:com.klinker.deskclock.widget.multiwaveview.GlowPadView.java
private void announceTargets() { StringBuilder utterance = new StringBuilder(); final int targetCount = mTargetDrawables.size(); for (int i = 0; i < targetCount; i++) { String targetDescription = getTargetDescription(i); String directionDescription = getDirectionDescription(i); if (!TextUtils.isEmpty(targetDescription) && !TextUtils.isEmpty(directionDescription)) { String text = String.format(directionDescription, targetDescription); utterance.append(text);//w ww . j a va 2 s . com } } if (utterance.length() > 0) { final AccessibilityManager accessibilityManager = (AccessibilityManager) getContext() .getSystemService(Context.ACCESSIBILITY_SERVICE); if (accessibilityManager.isEnabled()) { if (Build.VERSION.SDK_INT >= 16) { announceForAccessibility(utterance.toString()); } else { AccessibilityEvent acc_event = AccessibilityEvent .obtain(AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED); AccessibilityRecordCompat arc = new AccessibilityRecordCompat(acc_event); arc.setSource(this); acc_event.setClassName(this.getClass().getName()); acc_event.setPackageName(this.getContext().getPackageName()); acc_event.setEnabled(this.isEnabled()); acc_event.getText().add(utterance.toString()); accessibilityManager.sendAccessibilityEvent(acc_event); } } } }
From source file:com.klinker.deskclock.widget.multiwaveview.GlowPadView.java
private void handleMove(MotionEvent event) { int activeTarget = -1; final int historySize = event.getHistorySize(); ArrayList<TargetDrawable> targets = mTargetDrawables; int ntargets = targets.size(); float x = 0.0f; float y = 0.0f; int actionIndex = event.findPointerIndex(mPointerId); if (actionIndex == -1) { return; // no data for this pointer }/*from w w w. ja va 2s .co m*/ for (int k = 0; k < historySize + 1; k++) { float eventX = k < historySize ? event.getHistoricalX(actionIndex, k) : event.getX(actionIndex); float eventY = k < historySize ? event.getHistoricalY(actionIndex, k) : event.getY(actionIndex); // tx and ty are relative to wave center float tx = eventX - mWaveCenterX; float ty = eventY - mWaveCenterY; float touchRadius = (float) Math.sqrt(dist2(tx, ty)); final float scale = touchRadius > mOuterRadius ? mOuterRadius / touchRadius : 1.0f; float limitX = tx * scale; float limitY = ty * scale; double angleRad = Math.atan2(-ty, tx); if (!mDragging) { trySwitchToFirstTouchState(eventX, eventY); } if (mDragging) { // For multiple targets, snap to the one that matches final float snapRadius = mOuterRadius - mSnapMargin; final float snapDistance2 = snapRadius * snapRadius; // Find first target in range for (int i = 0; i < ntargets; i++) { TargetDrawable target = targets.get(i); double targetMinRad = (i - 0.5) * 2 * Math.PI / ntargets; double targetMaxRad = (i + 0.5) * 2 * Math.PI / ntargets; if (target.isEnabled()) { boolean angleMatches = (angleRad > targetMinRad && angleRad <= targetMaxRad) || (angleRad + 2 * Math.PI > targetMinRad && angleRad + 2 * Math.PI <= targetMaxRad); if (angleMatches && (dist2(tx, ty) > snapDistance2)) { activeTarget = i; } } } } x = limitX; y = limitY; } if (!mDragging) { return; } if (activeTarget != -1) { switchToState(STATE_SNAP, x, y); updateGlowPosition(x, y); } else { switchToState(STATE_TRACKING, x, y); updateGlowPosition(x, y); } if (mActiveTarget != activeTarget) { // Defocus the old target if (mActiveTarget != -1) { TargetDrawable target = targets.get(mActiveTarget); target.setState(TargetDrawable.STATE_INACTIVE); } // Focus the new target if (activeTarget != -1) { TargetDrawable target = targets.get(activeTarget); target.setState(TargetDrawable.STATE_FOCUSED); final AccessibilityManager accessibilityManager = (AccessibilityManager) getContext() .getSystemService(Context.ACCESSIBILITY_SERVICE); if (accessibilityManager.isEnabled()) { String targetContentDescription = getTargetDescription(activeTarget); if (Build.VERSION.SDK_INT >= 16) { announceForAccessibility(targetContentDescription); } else { AccessibilityEvent acc_event = AccessibilityEvent .obtain(AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED); AccessibilityRecordCompat arc = new AccessibilityRecordCompat(acc_event); arc.setSource(this); acc_event.setClassName(this.getClass().getName()); acc_event.setPackageName(this.getContext().getPackageName()); acc_event.setEnabled(this.isEnabled()); acc_event.getText().add(targetContentDescription); accessibilityManager.sendAccessibilityEvent(acc_event); } } } } mActiveTarget = activeTarget; }