diff options
| author | Andrew Branson <andrew.branson@cern.ch> | 2012-08-03 14:03:59 +0200 |
|---|---|---|
| committer | Andrew Branson <andrew.branson@cern.ch> | 2012-08-03 14:03:59 +0200 |
| commit | e4ccc012a781d794c06b8d3fd27e0a1f532b3fe7 (patch) | |
| tree | 7f96e165b1583b75c39221ee59d15e2d3f160650 /src/main/java/com/c2kernel/gui/tree/NodeTransferHandler.java | |
| parent | 8c272e0261686302e86849ad86ae8fa393d9e95e (diff) | |
Menu item on collection members in the tree to remove them.
Drag items onto dependencies to add them.
Dependency view
Logging cleanup
Fixes #42
Diffstat (limited to 'src/main/java/com/c2kernel/gui/tree/NodeTransferHandler.java')
| -rw-r--r-- | src/main/java/com/c2kernel/gui/tree/NodeTransferHandler.java | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/main/java/com/c2kernel/gui/tree/NodeTransferHandler.java b/src/main/java/com/c2kernel/gui/tree/NodeTransferHandler.java new file mode 100644 index 0000000..b9103af --- /dev/null +++ b/src/main/java/com/c2kernel/gui/tree/NodeTransferHandler.java @@ -0,0 +1,71 @@ +package com.c2kernel.gui.tree;
+
+import java.awt.datatransfer.Transferable;
+
+import javax.swing.Icon;
+import javax.swing.JComponent;
+import javax.swing.TransferHandler;
+
+import com.c2kernel.gui.ImageLoader;
+import com.c2kernel.gui.MainFrame;
+import com.c2kernel.gui.TreeBrowser;
+import com.c2kernel.utils.Logger;
+
+public class NodeTransferHandler extends TransferHandler {
+
+ TreeBrowser tree;
+
+ public NodeTransferHandler(TreeBrowser treeBrowser) {
+ tree = treeBrowser;
+ }
+
+ public int getSourceActions(JComponent c) {
+ return COPY_OR_MOVE;
+ }
+
+ public Transferable createTransferable(JComponent c) {
+ Node selNode = tree.getSelectedNode();
+ if (selNode instanceof Transferable)
+ return (Transferable)selNode;
+ else
+ return null;
+ }
+
+ @Override
+ public boolean importData(TransferSupport support) {
+ if (!canImport(support)) {
+ return false;
+ }
+ Node dropNode = tree.getNodeAt(support.getDropLocation().getDropPoint());
+ if (dropNode instanceof NodeCollection) {
+ NodeCollection collNode = (NodeCollection)dropNode;
+ NodeItem source;
+ try {
+ source = (NodeItem)support.getTransferable().getTransferData(NodeItem.dataFlavor);
+ return collNode.addMember(source.getSysKey());
+ } catch (Exception e) {
+ Logger.error(e);
+ return false;
+ }
+ }
+ return super.importData(support);
+ }
+
+ @Override
+ public boolean canImport(TransferSupport support) {
+ boolean isNode = support.isDataFlavorSupported(NodeItem.dataFlavor);
+ if (!isNode) return false;
+ Node dropNode = tree.getNodeAt(support.getDropLocation().getDropPoint());
+ if (MainFrame.isAdmin && dropNode instanceof NodeCollection && ((NodeCollection)dropNode).isDependency())
+ return true;
+ return false;
+
+ }
+
+ @Override
+ public Icon getVisualRepresentation(Transferable t) {
+ if (t instanceof NodeItem)
+ return (((NodeItem)t).getIcon());
+ return ImageLoader.nullImg;
+ }
+}
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