android.view.accessibility.AccessibilityNodeInfo#setParent ( )源码实例Demo

下面列出了android.view.accessibility.AccessibilityNodeInfo#setParent ( ) 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。

源代码1 项目: android_9.0.0_r45   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForVirtualButton(int virtualViewId,
        String text, int left, int top, int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(Button.class.getName());
    info.setPackageName(mContext.getPackageName());
    info.setSource(NumberPicker.this, virtualViewId);
    info.setParent(NumberPicker.this);
    info.setText(text);
    info.setClickable(true);
    info.setLongClickable(true);
    info.setEnabled(NumberPicker.this.isEnabled());
    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    info.setVisibleToUser(isVisibleToUser(boundsInParent));
    info.setBoundsInParent(boundsInParent);
    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLICK);
    }

    return info;
}
 
源代码2 项目: ticdesign   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForVirtualButton(int virtualViewId,
        String text, int left, int top, int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(Button.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(NumberPicker.this, virtualViewId);
    info.setParent(NumberPicker.this);
    info.setText(text);
    info.setClickable(true);
    info.setLongClickable(true);
    info.setEnabled(NumberPicker.this.isEnabled());
    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    // info.setVisibleToUser(isVisibleToUser(boundsInParent));
    info.setBoundsInParent(boundsInParent);
    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLICK);
    }

    return info;
}
 
源代码3 项目: NewXmPluginSDK   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForVirtualButton(int virtualViewId,
        String text, int left, int top, int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(Button.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(NumberPicker.this, virtualViewId);
    info.setParent(NumberPicker.this);
    info.setText(text);
    info.setClickable(true);
    info.setLongClickable(true);
    info.setEnabled(NumberPicker.this.isEnabled());
    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    info.setVisibleToUser(getVisibility() == View.VISIBLE);
    info.setBoundsInParent(boundsInParent);
    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLICK);
    }

    return info;
}
 
源代码4 项目: GifAssistant   文件: TextPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForVirtualButton(int virtualViewId,
                                                                          String text, int left, int top, int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(Button.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(TextPicker.this, virtualViewId);
    info.setParent(TextPicker.this);
    info.setText(text);
    info.setClickable(true);
    info.setLongClickable(true);
    info.setEnabled(TextPicker.this.isEnabled());
    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    // TODO info.setVisibleToUser(isVisibleToUser(boundsInParent));
    info.setBoundsInParent(boundsInParent);
    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (TextPicker.this.isEnabled()) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLICK);
    }

    return info;
}
 
源代码5 项目: 365browser   文件: BrowserAccessibilityManager.java
/**
 * @see AccessibilityNodeProvider#createAccessibilityNodeInfo(int)
 */
protected AccessibilityNodeInfo createAccessibilityNodeInfo(int virtualViewId) {
    if (!mAccessibilityManager.isEnabled() || mNativeObj == 0) {
        return null;
    }
    int rootId = nativeGetRootId(mNativeObj);

    if (virtualViewId == View.NO_ID) {
        return createNodeForHost(rootId);
    }

    if (!isFrameInfoInitialized()) {
        return null;
    }

    final AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain(mView);
    info.setPackageName(mContentViewCore.getContext().getPackageName());
    info.setSource(mView, virtualViewId);

    if (virtualViewId == rootId) {
        info.setParent(mView);
    }

    if (nativePopulateAccessibilityNodeInfo(mNativeObj, info, virtualViewId)) {
        return info;
    } else {
        info.recycle();
        return null;
    }
}
 
源代码6 项目: 365browser   文件: BrowserAccessibilityManager.java
private AccessibilityNodeInfo createNodeForHost(int rootId) {
    // Since we don't want the parent to be focusable, but we can't remove
    // actions from a node, copy over the necessary fields.
    final AccessibilityNodeInfo result = AccessibilityNodeInfo.obtain(mView);
    final AccessibilityNodeInfo source = AccessibilityNodeInfo.obtain(mView);
    mView.onInitializeAccessibilityNodeInfo(source);

    // Copy over parent and screen bounds.
    Rect rect = new Rect();
    source.getBoundsInParent(rect);
    result.setBoundsInParent(rect);
    source.getBoundsInScreen(rect);
    result.setBoundsInScreen(rect);

    // Set up the parent view, if applicable.
    final ViewParent parent = mView.getParentForAccessibility();
    if (parent instanceof View) {
        result.setParent((View) parent);
    }

    // Populate the minimum required fields.
    result.setVisibleToUser(source.isVisibleToUser());
    result.setEnabled(source.isEnabled());
    result.setPackageName(source.getPackageName());
    result.setClassName(source.getClassName());

    // Add the Chrome root node.
    if (isFrameInfoInitialized()) {
        result.addChild(mView, rootId);
    }

    return result;
}
 
源代码7 项目: Dashchan   文件: DrawerLayout.java
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
@Override
public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfo info) {
	if (CAN_HIDE_DESCENDANTS) {
		super.onInitializeAccessibilityNodeInfo(host, info);
	} else {
		// Obtain a node for the host, then manually generate the list
		// of children to only include non-obscured views.
		final AccessibilityNodeInfo superNode = AccessibilityNodeInfo.obtain(info);
		super.onInitializeAccessibilityNodeInfo(host, superNode);

		info.setSource(host);
		final ViewParent parent = host.getParentForAccessibility();
		if (parent instanceof View) {
			info.setParent((View) parent);
		}
		copyNodeInfoNoChildren(info, superNode);
		superNode.recycle();

		addChildrenForAccessibility(info, (ViewGroup) host);
	}

	info.setClassName(DrawerLayout.class.getName());

	// This view reports itself as focusable so that it can intercept
	// the back button, but we should prevent this view from reporting
	// itself as focusable to accessibility services.
	info.setFocusable(false);
	info.setFocused(false);
	if (C.API_LOLLIPOP) {
		info.removeAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_FOCUS);
		info.removeAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_CLEAR_FOCUS);
	}
}
 
源代码8 项目: Dashchan   文件: DrawerLayout.java
@Override
public void onInitializeAccessibilityNodeInfo(View child, AccessibilityNodeInfo info) {
	super.onInitializeAccessibilityNodeInfo(child, info);

	if (!includeChildForAccessibility(child)) {
		// If we are ignoring the sub-tree rooted at the child,
		// break the connection to the rest of the node tree.
		// For details refer to includeChildForAccessibility.
		info.setParent(null);
	}
}
 
源代码9 项目: zen4android   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForVirtualButton(int virtualViewId,
        String text, int left, int top, int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(Button.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(NumberPicker.this, virtualViewId);
    info.setParent(NumberPicker.this);
    info.setText(text);
    info.setClickable(true);
    info.setLongClickable(true);
    info.setEnabled(NumberPicker.this.isEnabled());
    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    // TODO info.setVisibleToUser(isVisibleToUser(boundsInParent));
    info.setBoundsInParent(boundsInParent);
    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == virtualViewId) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLICK);
    }

    return info;
}
 
源代码10 项目: android_9.0.0_r45   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForNumberPicker(int left, int top,
        int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(NumberPicker.class.getName());
    info.setPackageName(mContext.getPackageName());
    info.setSource(NumberPicker.this);

    if (hasVirtualDecrementButton()) {
        info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_DECREMENT);
    }
    info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INPUT);
    if (hasVirtualIncrementButton()) {
        info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INCREMENT);
    }

    info.setParent((View) getParentForAccessibility());
    info.setEnabled(NumberPicker.this.isEnabled());
    info.setScrollable(true);

    final float applicationScale =
        getContext().getResources().getCompatibilityInfo().applicationScale;

    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    boundsInParent.scale(applicationScale);
    info.setBoundsInParent(boundsInParent);

    info.setVisibleToUser(isVisibleToUser());

    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    boundsInScreen.scale(applicationScale);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        if (getWrapSelectorWheel() || getValue() < getMaxValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
        }
        if (getWrapSelectorWheel() || getValue() > getMinValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
        }
    }

    return info;
}
 
源代码11 项目: ticdesign   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForNumberPicker(int left, int top,
                int right, int bottom) {
            AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
            info.setClassName(NumberPicker.class.getName());
            info.setPackageName(getContext().getPackageName());
            info.setSource(NumberPicker.this);

            if (hasVirtualDecrementButton()) {
                info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_DECREMENT);
            }
            info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INPUT);
            if (hasVirtualIncrementButton()) {
                info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INCREMENT);
            }

            info.setParent((View) getParentForAccessibility());
            info.setEnabled(NumberPicker.this.isEnabled());
            info.setScrollable(true);

//            TODO: Figure out compat implementation for this final float
//            final float applicationScale =
//                getContext().getResources().getCompatibilityInfo().applicationScale;
//
//            Rect boundsInParent = mTempRect;
//            boundsInParent.set(left, top, right, bottom);
//            boundsInParent.scale(applicationScale);
//            info.setBoundsInParent(boundsInParent);
//
//            info.setVisibleToUser(isVisibleToUser());
//
//            Rect boundsInScreen = boundsInParent;
//            int[] locationOnScreen = mTempArray;
//            getLocationOnScreen(locationOnScreen);
//            boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
//            boundsInScreen.scale(applicationScale);
//            info.setBoundsInScreen(boundsInScreen);

            if (mAccessibilityFocusedView != View.NO_ID) {
                info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
            }
            if (mAccessibilityFocusedView == View.NO_ID) {
                info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
            }
            if (NumberPicker.this.isEnabled()) {
                if (getWrapSelectorWheel() || getValue() < getMaxValue()) {
                    info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
                }
                if (getWrapSelectorWheel() || getValue() > getMinValue()) {
                    info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
                }
            }

            return info;
        }
 
源代码12 项目: NewXmPluginSDK   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForNumberPicker(int left, int top,
        int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(NumberPicker.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(NumberPicker.this);

    if (hasVirtualDecrementButton()) {
        info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_DECREMENT);
    }
    info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INPUT);
    if (hasVirtualIncrementButton()) {
        info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INCREMENT);
    }

    info.setParent((View) getParentForAccessibility());
    info.setEnabled(NumberPicker.this.isEnabled());
    info.setScrollable(true);

    Rect boundsInParent = mTempRect;

    boundsInParent.set(left, top, right, bottom);
    info.setBoundsInParent(boundsInParent);

    info.setVisibleToUser(getVisibility() == View.VISIBLE);

    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    info.setBoundsInScreen(boundsInScreen);

    if (mAccessibilityFocusedView != View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        if (getWrapSelectorWheel() || getValue() < getMaxValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
        }
        if (getWrapSelectorWheel() || getValue() > getMinValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
        }
    }

    return info;
}
 
源代码13 项目: GifAssistant   文件: TextPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForNumberPicker(int left, int top,
                                                                         int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(TextPicker.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(TextPicker.this);

    if (hasVirtualDecrementButton()) {
        info.addChild(TextPicker.this, VIRTUAL_VIEW_ID_DECREMENT);
    }
    info.addChild(TextPicker.this, VIRTUAL_VIEW_ID_INPUT);
    if (hasVirtualIncrementButton()) {
        info.addChild(TextPicker.this, VIRTUAL_VIEW_ID_INCREMENT);
    }

    info.setParent((View) getParentForAccessibility());
    info.setEnabled(TextPicker.this.isEnabled());
    info.setScrollable(true);

    /** TODO: Figure out compat implementation for this
     final float applicationScale =
     getContext().getResources().getCompatibilityInfo().applicationScale;

     Rect boundsInParent = mTempRect;
     boundsInParent.set(left, top, right, bottom);
     boundsInParent.scale(applicationScale);
     info.setBoundsInParent(boundsInParent);

     info.setVisibleToUser(isVisibleToUser());

     Rect boundsInScreen = boundsInParent;
     int[] locationOnScreen = mTempArray;
     getLocationOnScreen(locationOnScreen);
     boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
     boundsInScreen.scale(applicationScale);
     info.setBoundsInScreen(boundsInScreen);
     */

    if (mAccessibilityFocusedView != View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (TextPicker.this.isEnabled()) {
        if (getWrapSelectorWheel() || getValue() < getMaxValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
        }
        if (getWrapSelectorWheel() || getValue() > getMinValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
        }
    }

    return info;
}
 
源代码14 项目: 365browser   文件: BrowserAccessibilityManager.java
@CalledByNative
private void setAccessibilityNodeInfoParent(AccessibilityNodeInfo node, int parentId) {
    node.setParent(mView, parentId);
}
 
源代码15 项目: MultiSlider   文件: MultiSlider.java
@Override
public AccessibilityNodeInfo createAccessibilityNodeInfo(int thumbId) {
    AccessibilityNodeInfo info = null;
    if (thumbId == View.NO_ID) {
        // We are requested to create an AccessibilityNodeInfo describing
        // this View, i.e. the root of the virtual sub-tree. Note that the
        // host View has an AccessibilityNodeProvider which means that this
        // provider is responsible for creating the node info for that root.
        info = AccessibilityNodeInfo.obtain(MultiSlider.this);
        onInitializeAccessibilityNodeInfo(info);
        // Add the virtual children of the root View.
        final int childCount = mThumbs.size();
        for (int i = 0; i < childCount; i++) {
            info.addChild(MultiSlider.this, i);
        }
        if (mThumbs.size() == 1) {
            info.setScrollable(true);
            if (Build.VERSION.SDK_INT >= 21) {
                info.addAction(ACTION_SET_PROGRESS);
                info.addAction(ACTION_SCROLL_BACKWARD);
                info.addAction(ACTION_SCROLL_FORWARD);
            } else {
                info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
                info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
            }

        }

    } else {
        // Find the view that corresponds to the given id.
        Thumb thumb = mThumbs.get(thumbId);
        if (thumb == null) {
            return null;
        }
        // Obtain and initialize an AccessibilityNodeInfo with
        // information about the virtual view.
        info = AccessibilityNodeInfo.obtain(MultiSlider.this, thumbId);
        info.setClassName(thumb.getClass().getName());
        info.setParent(MultiSlider.this);
        info.setSource(MultiSlider.this, thumbId);
        info.setContentDescription("Multi-Slider thumb no:" + thumbId);

        if (Build.VERSION.SDK_INT >= 21) {
            info.addAction(ACTION_SET_PROGRESS);
            if (thumb.getPossibleMax() > thumb.value) {
                info.addAction(ACTION_SCROLL_BACKWARD);
            }
            if (thumb.getPossibleMax() > thumb.value) {
                info.addAction(ACTION_SCROLL_FORWARD);
            }

        } else {
            if (thumb.getPossibleMin() > thumb.value) {
                info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
            }
            if (thumb.getPossibleMax() > thumb.value) {
                info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
            }
        }


        if (thumb.getThumb() != null) {
            int[] loc = new int[2];
            getLocationOnScreen(loc);
            Rect rect = thumb.getThumb().copyBounds();
            rect.top += loc[1];
            rect.left += loc[0];
            rect.right += loc[0];
            rect.bottom += loc[1];
            info.setBoundsInScreen(rect);
            //TODO somehow this resuls in [0,0][0,0]. wonder check why
            //info.setBoundsInParent(rect);

        }

        info.setText(thumb.tag + ": " + thumb.value);
        info.setEnabled(thumb.isEnabled());
        if (Build.VERSION.SDK_INT >= 24) {
            info.setImportantForAccessibility(true);
        }
        info.setVisibleToUser(true);
        info.setScrollable(true);
    }
    return info;
}
 
源代码16 项目: zen4android   文件: NumberPicker.java
private AccessibilityNodeInfo createAccessibilityNodeInfoForNumberPicker(int left, int top,
        int right, int bottom) {
    AccessibilityNodeInfo info = AccessibilityNodeInfo.obtain();
    info.setClassName(NumberPicker.class.getName());
    info.setPackageName(getContext().getPackageName());
    info.setSource(NumberPicker.this);

    if (hasVirtualDecrementButton()) {
        info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_DECREMENT);
    }
    info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INPUT);
    if (hasVirtualIncrementButton()) {
        info.addChild(NumberPicker.this, VIRTUAL_VIEW_ID_INCREMENT);
    }

    info.setParent((View) getParentForAccessibility());
    info.setEnabled(NumberPicker.this.isEnabled());
    info.setScrollable(true);

    /** TODO: Figure out compat implementation for this
    final float applicationScale =
            getContext().getResources().getCompatibilityInfo().applicationScale;

    Rect boundsInParent = mTempRect;
    boundsInParent.set(left, top, right, bottom);
    boundsInParent.scale(applicationScale);
    info.setBoundsInParent(boundsInParent);

    info.setVisibleToUser(isVisibleToUser());

    Rect boundsInScreen = boundsInParent;
    int[] locationOnScreen = mTempArray;
    getLocationOnScreen(locationOnScreen);
    boundsInScreen.offset(locationOnScreen[0], locationOnScreen[1]);
    boundsInScreen.scale(applicationScale);
    info.setBoundsInScreen(boundsInScreen);
     */

    if (mAccessibilityFocusedView != View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
    }
    if (mAccessibilityFocusedView == View.NO_ID) {
        info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS);
    }
    if (NumberPicker.this.isEnabled()) {
        if (getWrapSelectorWheel() || getValue() < getMaxValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
        }
        if (getWrapSelectorWheel() || getValue() > getMinValue()) {
            info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
        }
    }

    return info;
}
 
@CalledByNative
private void setAccessibilityNodeInfoParent(AccessibilityNodeInfo node, int parentId) {
    node.setParent(mView, parentId);
}
 
@CalledByNative
private void setAccessibilityNodeInfoParent(AccessibilityNodeInfo node, int parentId) {
    node.setParent(mView, parentId);
}