Merge pull request bmelnychuk#32 from MathiasBerwig/long-click-listener

bmelnychuk · bmelnychuk · commit 1d9073827215 · 2015-09-02T20:14:23.000+03:00
Added TreeNodeLongClickListener
diff --git a/app/src/main/java/com/unnamed/b/atv/sample/fragment/FolderStructureFragment.java b/app/src/main/java/com/unnamed/b/atv/sample/fragment/FolderStructureFragment.java
@@ -67,6 +67,7 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle sa
         tView.setDefaultContainerStyle(R.style.TreeNodeStyleCustom);
         tView.setDefaultViewHolder(IconTreeItemHolder.class);
         tView.setDefaultNodeClickListener(nodeClickListener);
+        tView.setDefaultNodeLongClickListener(nodeLongClickListener);
 
         containerView.addView(tView.getView());
 
@@ -119,6 +120,14 @@ public void onClick(TreeNode node, Object value) {
         }
     };
 
+    private TreeNode.TreeNodeLongClickListener nodeLongClickListener = new TreeNode.TreeNodeLongClickListener() {
+        @Override
+        public void onLongClick(TreeNode node, Object value) {
+            IconTreeItemHolder.IconTreeItem item = (IconTreeItemHolder.IconTreeItem) value;
+            Toast.makeText(getActivity(), "Long click: " + item.text, Toast.LENGTH_SHORT).show();
+        }
+    };
+
     @Override
     public void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
diff --git a/library/src/main/java/com/unnamed/b/atv/model/TreeNode.java b/library/src/main/java/com/unnamed/b/atv/model/TreeNode.java
@@ -25,7 +25,8 @@ public class TreeNode {
     private boolean mSelectable = true;
     private final List<TreeNode> children;
     private BaseNodeViewHolder mViewHolder;
-    private TreeNodeClickListener mListener;
+    private TreeNodeClickListener mClickListener;
+    private TreeNodeLongClickListener mLongClickListener;
     private Object mValue;
     private boolean mExpanded;
 
@@ -169,13 +170,21 @@ public TreeNode setViewHolder(BaseNodeViewHolder viewHolder) {
     }
 
     public TreeNode setClickListener(TreeNodeClickListener listener) {
-        mListener = listener;
+        mClickListener = listener;
         return this;
     }
 
-
     public TreeNodeClickListener getClickListener() {
-        return this.mListener;
+        return this.mClickListener;
+    }
+
+    public TreeNode setLongClickListener(TreeNodeLongClickListener listener) {
+        mLongClickListener = listener;
+        return this;
+    }
+
+    public TreeNodeLongClickListener getLongClickListener() {
+        return mLongClickListener;
     }
 
     public BaseNodeViewHolder getViewHolder() {
@@ -206,6 +215,10 @@ public interface TreeNodeClickListener {
         void onClick(TreeNode node, Object value);
     }
 
+    public interface TreeNodeLongClickListener {
+        boolean onLongClick(TreeNode node, Object value);
+    }
+
     public static abstract class BaseNodeViewHolder<E> {
         protected AndroidTreeView tView;
         protected TreeNode mNode;
diff --git a/library/src/main/java/com/unnamed/b/atv/view/AndroidTreeView.java b/library/src/main/java/com/unnamed/b/atv/view/AndroidTreeView.java
@@ -32,6 +32,7 @@ public class AndroidTreeView {
     private int containerStyle = 0;
     private Class<? extends TreeNode.BaseNodeViewHolder> defaultViewHolderClass = SimpleViewHolder.class;
     private TreeNode.TreeNodeClickListener nodeClickListener;
+    private TreeNode.TreeNodeLongClickListener nodeLongClickListener;
     private boolean mSelectionModeEnabled;
     private boolean mUseDefaultAnimation = false;
     private boolean use2dScroll = false;
@@ -70,6 +71,10 @@ public void setDefaultNodeClickListener(TreeNode.TreeNodeClickListener listener)
         nodeClickListener = listener;
     }
 
+    public void setDefaultNodeLongClickListener(TreeNode.TreeNodeLongClickListener listener) {
+        nodeLongClickListener = listener;
+    }
+
     public void expandAll() {
         expandNode(mRoot, true);
     }
@@ -250,6 +255,18 @@ public void onClick(View v) {
                 toggleNode(n);
             }
         });
+
+        nodeView.setOnLongClickListener(new View.OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View view) {
+                if (n.getLongClickListener() != null) {
+                    return n.getLongClickListener().onLongClick(n, n.getValue());
+                } else if (nodeLongClickListener != null) {
+                    return nodeLongClickListener.onLongClick(n, n.getValue());
+                }
+                return false;
+            }
+        });
     }
 
 
