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add longclick #36

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add longclick #36

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20 changes: 17 additions & 3 deletions recyclertreeview-lib/src/main/java/tellh/com/recyclertreeview_lib/TreeViewAdapter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ public class TreeViewAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolde
private List<TreeNode> displayNodes;
private int padding = 30;
private OnTreeNodeListener onTreeNodeListener;
private OnLongClickListener mLongClickListener;
private boolean toCollapseChild;

public TreeViewAdapter(List<? extends TreeViewBinder> viewBinders) {
Expand All @@ -35,7 +36,9 @@ public TreeViewAdapter(List<TreeNode> nodes, List<? extends TreeViewBinder> view
findDisplayNodes(nodes);
this.viewBinders = viewBinders;
}

public void setLongClickListener(OnLongClickListener longClickListener) {
mLongClickListener = longClickListener;
}
/**
* 从nodes的结点中寻找展开了的非叶结点，添加到displayNodes中。
*
Expand Down Expand Up @@ -84,12 +87,20 @@ public void onBindViewHolder(RecyclerView.ViewHolder holder, int position, List<
}

@Override
public void onBindViewHolder(final RecyclerView.ViewHolder holder, int position) {
public void onBindViewHolder(final RecyclerView.ViewHolder holder, final int position) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
holder.itemView.setPaddingRelative(displayNodes.get(position).getHeight() * padding, 3, 3, 3);
}else {
holder.itemView.setPadding(displayNodes.get(position).getHeight() * padding, 3, 3, 3);
}
if (mLongClickListener != null){
holder.itemView.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View view) {
return mLongClickListener.onLongClick(displayNodes.get(holder.getLayoutPosition()),holder);
}
});
}
holder.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Expand Down Expand Up @@ -191,7 +202,10 @@ public interface OnTreeNodeListener {
*/
void onToggle(boolean isExpand, RecyclerView.ViewHolder holder);
}

public interface OnLongClickListener{
//boolean onLongClick();
boolean onLongClick(TreeNode node, RecyclerView.ViewHolder holder);
}
public void refresh(List<TreeNode> treeNodes) {
displayNodes.clear();
findDisplayNodes(treeNodes);
Expand Down