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-rw-r--r--core/java/android/app/AssistStructure.java305
1 files changed, 212 insertions, 93 deletions
diff --git a/core/java/android/app/AssistStructure.java b/core/java/android/app/AssistStructure.java
index 25153fc..c435ccb 100644
--- a/core/java/android/app/AssistStructure.java
+++ b/core/java/android/app/AssistStructure.java
@@ -17,6 +17,7 @@
package android.app;
import android.content.ComponentName;
+import android.content.res.Resources;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Typeface;
@@ -53,7 +54,7 @@ final public class AssistStructure implements Parcelable {
final ComponentName mActivityComponent;
- final ArrayList<ViewNodeImpl> mRootViews = new ArrayList<>();
+ final ArrayList<WindowNode> mWindowNodes = new ArrayList<>();
ViewAssistStructureImpl mTmpViewAssistStructureImpl = new ViewAssistStructureImpl();
Bundle mTmpExtras = new Bundle();
@@ -178,7 +179,91 @@ final public class AssistStructure implements Parcelable {
}
}
- final static class ViewNodeImpl {
+ /**
+ * Describes a window in the assist data.
+ */
+ static public class WindowNode {
+ final int mX;
+ final int mY;
+ final int mWidth;
+ final int mHeight;
+ final CharSequence mTitle;
+ final ViewNode mRoot;
+
+ WindowNode(AssistStructure assist, ViewRootImpl root) {
+ View view = root.getView();
+ Rect rect = new Rect();
+ view.getBoundsOnScreen(rect);
+ mX = rect.left - view.getLeft();
+ mY = rect.top - view.getTop();
+ mWidth = rect.width();
+ mHeight = rect.height();
+ mTitle = root.getTitle();
+ mRoot = new ViewNode(assist, view);
+ }
+
+ WindowNode(Parcel in, PooledStringReader preader) {
+ mX = in.readInt();
+ mY = in.readInt();
+ mWidth = in.readInt();
+ mHeight = in.readInt();
+ mTitle = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in);
+ mRoot = new ViewNode(in, preader);
+ }
+
+ void writeToParcel(Parcel out, PooledStringWriter pwriter) {
+ out.writeInt(mX);
+ out.writeInt(mY);
+ out.writeInt(mWidth);
+ out.writeInt(mHeight);
+ TextUtils.writeToParcel(mTitle, out, 0);
+ mRoot.writeToParcel(out, pwriter);
+ }
+
+ public int getLeft() {
+ return mX;
+ }
+
+ public int getTop() {
+ return mY;
+ }
+
+ public int getWidth() {
+ return mWidth;
+ }
+
+ public int getHeight() {
+ return mHeight;
+ }
+
+ public CharSequence getTitle() {
+ return mTitle;
+ }
+
+ public ViewNode getRootViewNode() {
+ return mRoot;
+ }
+ }
+
+ /**
+ * Describes a single view in the assist data.
+ */
+ static public class ViewNode {
+ /**
+ * Magic value for text color that has not been defined, which is very unlikely
+ * to be confused with a real text color.
+ */
+ public static final int TEXT_COLOR_UNDEFINED = 1;
+
+ public static final int TEXT_STYLE_BOLD = 1<<0;
+ public static final int TEXT_STYLE_ITALIC = 1<<1;
+ public static final int TEXT_STYLE_UNDERLINE = 1<<2;
+ public static final int TEXT_STYLE_STRIKE_THRU = 1<<3;
+
+ final int mId;
+ final String mIdPackage;
+ final String mIdType;
+ final String mIdEntry;
final int mX;
final int mY;
final int mScrollX;
@@ -201,17 +286,34 @@ final public class AssistStructure implements Parcelable {
final int mFlags;
final String mClassName;
- final String mContentDescription;
+ final CharSequence mContentDescription;
final ViewNodeTextImpl mText;
final Bundle mExtras;
- final ViewNodeImpl[] mChildren;
-
- ViewNodeImpl(AssistStructure assistStructure, View view, int left, int top,
- CharSequence contentDescription) {
- mX = left;
- mY = top;
+ final ViewNode[] mChildren;
+
+ ViewNode(AssistStructure assistStructure, View view) {
+ mId = view.getId();
+ if (mId > 0 && (mId&0xff000000) != 0 && (mId&0x00ff0000) != 0
+ && (mId&0x0000ffff) != 0) {
+ String pkg, type, entry;
+ try {
+ Resources res = view.getResources();
+ entry = res.getResourceEntryName(mId);
+ type = res.getResourceTypeName(mId);
+ pkg = res.getResourcePackageName(mId);
+ } catch (Resources.NotFoundException e) {
+ entry = type = pkg = null;
+ }
+ mIdPackage = pkg;
+ mIdType = type;
+ mIdEntry = entry;
+ } else {
+ mIdPackage = mIdType = mIdEntry = null;
+ }
+ mX = view.getLeft();
+ mY = view.getTop();
mScrollX = view.getScrollX();
mScrollY = view.getScrollY();
mWidth = view.getWidth();
@@ -249,7 +351,7 @@ final public class AssistStructure implements Parcelable {
}
mFlags = flags;
mClassName = view.getAccessibilityClassName().toString();
- mContentDescription = contentDescription != null ? contentDescription.toString() : null;
+ mContentDescription = view.getContentDescription();
final ViewAssistStructureImpl viewData = assistStructure.mTmpViewAssistStructureImpl;
final Bundle extras = assistStructure.mTmpExtras;
view.onProvideAssistStructure(viewData, extras);
@@ -269,9 +371,9 @@ final public class AssistStructure implements Parcelable {
ViewGroup vg = (ViewGroup)view;
final int NCHILDREN = vg.getChildCount();
if (NCHILDREN > 0) {
- mChildren = new ViewNodeImpl[NCHILDREN];
+ mChildren = new ViewNode[NCHILDREN];
for (int i=0; i<NCHILDREN; i++) {
- mChildren[i] = new ViewNodeImpl(assistStructure, vg.getChildAt(i));
+ mChildren[i] = new ViewNode(assistStructure, vg.getChildAt(i));
}
} else {
mChildren = null;
@@ -281,11 +383,19 @@ final public class AssistStructure implements Parcelable {
}
}
- ViewNodeImpl(AssistStructure assistStructure, View view) {
- this(assistStructure, view, view.getLeft(), view.getTop(), view.getContentDescription());
- }
-
- ViewNodeImpl(Parcel in, PooledStringReader preader) {
+ ViewNode(Parcel in, PooledStringReader preader) {
+ mId = in.readInt();
+ if (mId != 0) {
+ mIdEntry = preader.readString();
+ if (mIdEntry != null) {
+ mIdType = preader.readString();
+ mIdPackage = preader.readString();
+ } else {
+ mIdPackage = mIdType = null;
+ }
+ } else {
+ mIdPackage = mIdType = mIdEntry = null;
+ }
mX = in.readInt();
mY = in.readInt();
mScrollX = in.readInt();
@@ -294,7 +404,7 @@ final public class AssistStructure implements Parcelable {
mHeight = in.readInt();
mFlags = in.readInt();
mClassName = preader.readString();
- mContentDescription = in.readString();
+ mContentDescription = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in);
if (in.readInt() != 0) {
mText = new ViewNodeTextImpl(in);
} else {
@@ -303,9 +413,9 @@ final public class AssistStructure implements Parcelable {
mExtras = in.readBundle();
final int NCHILDREN = in.readInt();
if (NCHILDREN > 0) {
- mChildren = new ViewNodeImpl[NCHILDREN];
+ mChildren = new ViewNode[NCHILDREN];
for (int i=0; i<NCHILDREN; i++) {
- mChildren[i] = new ViewNodeImpl(in, preader);
+ mChildren[i] = new ViewNode(in, preader);
}
} else {
mChildren = null;
@@ -313,6 +423,14 @@ final public class AssistStructure implements Parcelable {
}
void writeToParcel(Parcel out, PooledStringWriter pwriter) {
+ out.writeInt(mId);
+ if (mId != 0) {
+ pwriter.writeString(mIdEntry);
+ if (mIdEntry != null) {
+ pwriter.writeString(mIdType);
+ pwriter.writeString(mIdPackage);
+ }
+ }
out.writeInt(mX);
out.writeInt(mY);
out.writeInt(mScrollX);
@@ -321,7 +439,7 @@ final public class AssistStructure implements Parcelable {
out.writeInt(mHeight);
out.writeInt(mFlags);
pwriter.writeString(mClassName);
- out.writeString(mContentDescription);
+ TextUtils.writeToParcel(mContentDescription, out, 0);
if (mText != null) {
out.writeInt(1);
mText.writeToParcel(out);
@@ -339,146 +457,141 @@ final public class AssistStructure implements Parcelable {
out.writeInt(0);
}
}
- }
- /**
- * Provides access to information about a single view in the assist data.
- */
- static public class ViewNode {
- /**
- * Magic value for text color that has not been defined, which is very unlikely
- * to be confused with a real text color.
- */
- public static final int TEXT_COLOR_UNDEFINED = 1;
+ public int getId() {
+ return mId;
+ }
- public static final int TEXT_STYLE_BOLD = 1<<0;
- public static final int TEXT_STYLE_ITALIC = 1<<1;
- public static final int TEXT_STYLE_UNDERLINE = 1<<2;
- public static final int TEXT_STYLE_STRIKE_THRU = 1<<3;
+ public String getIdPackage() {
+ return mIdPackage;
+ }
- ViewNodeImpl mImpl;
+ public String getIdType() {
+ return mIdType;
+ }
- public ViewNode() {
+ public String getIdEntry() {
+ return mIdEntry;
}
public int getLeft() {
- return mImpl.mX;
+ return mX;
}
public int getTop() {
- return mImpl.mY;
+ return mY;
}
public int getScrollX() {
- return mImpl.mScrollX;
+ return mScrollX;
}
public int getScrollY() {
- return mImpl.mScrollY;
+ return mScrollY;
}
public int getWidth() {
- return mImpl.mWidth;
+ return mWidth;
}
public int getHeight() {
- return mImpl.mHeight;
+ return mHeight;
}
public int getVisibility() {
- return mImpl.mFlags&ViewNodeImpl.FLAGS_VISIBILITY_MASK;
+ return mFlags&ViewNode.FLAGS_VISIBILITY_MASK;
}
public boolean isEnabled() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_DISABLED) == 0;
+ return (mFlags&ViewNode.FLAGS_DISABLED) == 0;
}
public boolean isClickable() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_CLICKABLE) != 0;
+ return (mFlags&ViewNode.FLAGS_CLICKABLE) != 0;
}
public boolean isFocusable() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_FOCUSABLE) != 0;
+ return (mFlags&ViewNode.FLAGS_FOCUSABLE) != 0;
}
public boolean isFocused() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_FOCUSED) != 0;
+ return (mFlags&ViewNode.FLAGS_FOCUSED) != 0;
}
public boolean isAccessibilityFocused() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_ACCESSIBILITY_FOCUSED) != 0;
+ return (mFlags&ViewNode.FLAGS_ACCESSIBILITY_FOCUSED) != 0;
}
public boolean isCheckable() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_CHECKABLE) != 0;
+ return (mFlags&ViewNode.FLAGS_CHECKABLE) != 0;
}
public boolean isChecked() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_CHECKED) != 0;
+ return (mFlags&ViewNode.FLAGS_CHECKED) != 0;
}
public boolean isSelected() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_SELECTED) != 0;
+ return (mFlags&ViewNode.FLAGS_SELECTED) != 0;
}
public boolean isActivated() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_ACTIVATED) != 0;
+ return (mFlags&ViewNode.FLAGS_ACTIVATED) != 0;
}
public boolean isLongClickable() {
- return (mImpl.mFlags&ViewNodeImpl.FLAGS_LONG_CLICKABLE) != 0;
+ return (mFlags&ViewNode.FLAGS_LONG_CLICKABLE) != 0;
}
public String getClassName() {
- return mImpl.mClassName;
+ return mClassName;
}
- public String getContentDescription() {
- return mImpl.mContentDescription;
+ public CharSequence getContentDescription() {
+ return mContentDescription;
}
public CharSequence getText() {
- return mImpl.mText != null ? mImpl.mText.mText : null;
+ return mText != null ? mText.mText : null;
}
public int getTextSelectionStart() {
- return mImpl.mText != null ? mImpl.mText.mTextSelectionStart : -1;
+ return mText != null ? mText.mTextSelectionStart : -1;
}
public int getTextSelectionEnd() {
- return mImpl.mText != null ? mImpl.mText.mTextSelectionEnd : -1;
+ return mText != null ? mText.mTextSelectionEnd : -1;
}
public int getTextColor() {
- return mImpl.mText != null ? mImpl.mText.mTextColor : TEXT_COLOR_UNDEFINED;
+ return mText != null ? mText.mTextColor : TEXT_COLOR_UNDEFINED;
}
public int getTextBackgroundColor() {
- return mImpl.mText != null ? mImpl.mText.mTextBackgroundColor : TEXT_COLOR_UNDEFINED;
+ return mText != null ? mText.mTextBackgroundColor : TEXT_COLOR_UNDEFINED;
}
public float getTextSize() {
- return mImpl.mText != null ? mImpl.mText.mTextSize : 0;
+ return mText != null ? mText.mTextSize : 0;
}
public int getTextStyle() {
- return mImpl.mText != null ? mImpl.mText.mTextStyle : 0;
+ return mText != null ? mText.mTextStyle : 0;
}
public String getHint() {
- return mImpl.mText != null ? mImpl.mText.mHint : null;
+ return mText != null ? mText.mHint : null;
}
public Bundle getExtras() {
- return mImpl.mExtras;
+ return mExtras;
}
public int getChildCount() {
- return mImpl.mChildren != null ? mImpl.mChildren.length : 0;
+ return mChildren != null ? mChildren.length : 0;
}
- public void getChildAt(int index, ViewNode outNode) {
- outNode.mImpl = mImpl.mChildren[index];
+ public ViewNode getChildAt(int index) {
+ return mChildren[index];
}
}
@@ -488,12 +601,7 @@ final public class AssistStructure implements Parcelable {
activity.getActivityToken());
for (int i=0; i<views.size(); i++) {
ViewRootImpl root = views.get(i);
- View view = root.getView();
- Rect rect = new Rect();
- view.getBoundsOnScreen(rect);
- CharSequence title = root.getTitle();
- mRootViews.add(new ViewNodeImpl(this, view, rect.left, rect.top,
- title != null ? title : view.getContentDescription()));
+ mWindowNodes.add(new WindowNode(this, root));
}
}
@@ -502,7 +610,7 @@ final public class AssistStructure implements Parcelable {
mActivityComponent = ComponentName.readFromParcel(in);
final int N = in.readInt();
for (int i=0; i<N; i++) {
- mRootViews.add(new ViewNodeImpl(in, preader));
+ mWindowNodes.add(new WindowNode(in, preader));
}
//dump();
}
@@ -510,24 +618,37 @@ final public class AssistStructure implements Parcelable {
/** @hide */
public void dump() {
Log.i(TAG, "Activity: " + mActivityComponent.flattenToShortString());
- ViewNode node = new ViewNode();
- final int N = getWindowCount();
+ final int N = getWindowNodeCount();
for (int i=0; i<N; i++) {
- Log.i(TAG, "Window #" + i + ":");
- getWindowAt(i, node);
- dump(" ", node);
+ WindowNode node = getWindowNodeAt(i);
+ Log.i(TAG, "Window #" + i + " [" + node.getLeft() + "," + node.getTop()
+ + " " + node.getWidth() + "x" + node.getHeight() + "]" + " " + node.getTitle());
+ dump(" ", node.getRootViewNode());
}
}
void dump(String prefix, ViewNode node) {
Log.i(TAG, prefix + "View [" + node.getLeft() + "," + node.getTop()
+ " " + node.getWidth() + "x" + node.getHeight() + "]" + " " + node.getClassName());
+ int id = node.getId();
+ if (id != 0) {
+ StringBuilder sb = new StringBuilder();
+ sb.append(prefix); sb.append(" ID: #"); sb.append(Integer.toHexString(id));
+ String entry = node.getIdEntry();
+ if (entry != null) {
+ String type = node.getIdType();
+ String pkg = node.getIdPackage();
+ sb.append(" "); sb.append(pkg); sb.append(":"); sb.append(type);
+ sb.append("/"); sb.append(entry);
+ }
+ Log.i(TAG, sb.toString());
+ }
int scrollX = node.getScrollX();
int scrollY = node.getScrollY();
if (scrollX != 0 || scrollY != 0) {
Log.i(TAG, prefix + " Scroll: " + scrollX + "," + scrollY);
}
- String contentDescription = node.getContentDescription();
+ CharSequence contentDescription = node.getContentDescription();
if (contentDescription != null) {
Log.i(TAG, prefix + " Content description: " + contentDescription);
}
@@ -552,9 +673,8 @@ final public class AssistStructure implements Parcelable {
if (NCHILDREN > 0) {
Log.i(TAG, prefix + " Children:");
String cprefix = prefix + " ";
- ViewNode cnode = new ViewNode();
for (int i=0; i<NCHILDREN; i++) {
- node.getChildAt(i, cnode);
+ ViewNode cnode = node.getChildAt(i);
dump(cprefix, cnode);
}
}
@@ -575,17 +695,16 @@ final public class AssistStructure implements Parcelable {
/**
* Return the number of window contents that have been collected in this assist data.
*/
- public int getWindowCount() {
- return mRootViews.size();
+ public int getWindowNodeCount() {
+ return mWindowNodes.size();
}
/**
- * Return the root view for one of the windows in the assist data.
- * @param index Which window to retrieve, may be 0 to {@link #getWindowCount()}-1.
- * @param outNode Node in which to place the window's root view.
+ * Return one of the windows in the assist data.
+ * @param index Which window to retrieve, may be 0 to {@link #getWindowNodeCount()}-1.
*/
- public void getWindowAt(int index, ViewNode outNode) {
- outNode.mImpl = mRootViews.get(index);
+ public WindowNode getWindowNodeAt(int index) {
+ return mWindowNodes.get(index);
}
public int describeContents() {
@@ -596,10 +715,10 @@ final public class AssistStructure implements Parcelable {
int start = out.dataPosition();
PooledStringWriter pwriter = new PooledStringWriter(out);
ComponentName.writeToParcel(mActivityComponent, out);
- final int N = mRootViews.size();
+ final int N = mWindowNodes.size();
out.writeInt(N);
for (int i=0; i<N; i++) {
- mRootViews.get(i).writeToParcel(out, pwriter);
+ mWindowNodes.get(i).writeToParcel(out, pwriter);
}
pwriter.finish();
Log.i(TAG, "Flattened assist data: " + (out.dataPosition() - start) + " bytes");
generated by cgit v1.1 at 2025-11-28 23:12:51 +0000