/** Releases all references to given native View. */
private void dropView(View view) {
UiThreadUtil.assertOnUiThread();
if (!mRootTags.get(view.getId())) {
// For non-root views we notify viewmanager with {@link ViewManager#onDropInstance}
Assertions.assertNotNull(mTagsToViewManagers.get(view.getId()))
.onDropViewInstance((ThemedReactContext) view.getContext(), view);
}
ViewManager viewManager = mTagsToViewManagers.get(view.getId());
if (view instanceof ViewGroup && viewManager instanceof ViewGroupManager) {
ViewGroup viewGroup = (ViewGroup) view;
ViewGroupManager viewGroupManager = (ViewGroupManager) viewManager;
for (int i = viewGroupManager.getChildCount(viewGroup) - 1; i >= 0; i--) {
View child = viewGroupManager.getChildAt(viewGroup, i);
if (mTagsToViews.get(child.getId()) != null) {
dropView(child);
}
}
viewGroupManager.removeAllViews(viewGroup);
}
mTagsToViews.remove(view.getId());
mTagsToViewManagers.remove(view.getId());
}
private static String constructManageChildrenErrorMessage(
ViewGroup viewToManage,
ViewGroupManager viewManager,
@Nullable int[] indicesToRemove,
@Nullable ViewAtIndex[] viewsToAdd,
@Nullable int[] tagsToDelete) {
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append("View tag:" + viewToManage.getId() + "\n");
stringBuilder.append(" children(" + viewManager.getChildCount(viewToManage) + "): [\n");
for (int index = 0; index < viewManager.getChildCount(viewToManage); index += 16) {
for (int innerOffset = 0;
((index + innerOffset) < viewManager.getChildCount(viewToManage)) && innerOffset < 16;
innerOffset++) {
stringBuilder.append(
viewManager.getChildAt(viewToManage, index + innerOffset).getId() + ",");
}
stringBuilder.append("\n");
}
stringBuilder.append(" ],\n");
if (indicesToRemove != null) {
stringBuilder.append(" indicesToRemove(" + indicesToRemove.length + "): [\n");
for (int index = 0; index < indicesToRemove.length; index += 16) {
for (int innerOffset = 0;
((index + innerOffset) < indicesToRemove.length) && innerOffset < 16;
innerOffset++) {
stringBuilder.append(indicesToRemove[index + innerOffset] + ",");
}
stringBuilder.append("\n");
}
stringBuilder.append(" ],\n");
}
if (viewsToAdd != null) {
stringBuilder.append(" viewsToAdd(" + viewsToAdd.length + "): [\n");
for (int index = 0; index < viewsToAdd.length; index += 16) {
for (int innerOffset = 0;
((index + innerOffset) < viewsToAdd.length) && innerOffset < 16;
innerOffset++) {
stringBuilder.append(
"["
+ viewsToAdd[index + innerOffset].mIndex
+ ","
+ viewsToAdd[index + innerOffset].mTag
+ "],");
}
stringBuilder.append("\n");
}
stringBuilder.append(" ],\n");
}
if (tagsToDelete != null) {
stringBuilder.append(" tagsToDelete(" + tagsToDelete.length + "): [\n");
for (int index = 0; index < tagsToDelete.length; index += 16) {
for (int innerOffset = 0;
((index + innerOffset) < tagsToDelete.length) && innerOffset < 16;
innerOffset++) {
stringBuilder.append(tagsToDelete[index + innerOffset] + ",");
}
stringBuilder.append("\n");
}
stringBuilder.append(" ]\n");
}
return stringBuilder.toString();
}
