+ public static void transferFromDropTarget(List<String> files,
+ List<DataSourceType> protocols, DropTargetDropEvent evt,
+ Transferable t) throws Exception
+ {
+
+ DataFlavor uriListFlavor = new DataFlavor(
+ "text/uri-list;class=java.lang.String");
+ if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor))
+ {
+ // Works on Windows and MacOSX
+ Cache.log.debug("Drop handled as javaFileListFlavor");
+ for (Object file : (List) t
+ .getTransferData(DataFlavor.javaFileListFlavor))
+ {
+ files.add(((File) file).toString());
+ protocols.add(DataSourceType.FILE);
+ }
+ }
+ else
+ {
+ // Unix like behaviour
+ boolean added = false;
+ String data = null;
+ if (t.isDataFlavorSupported(uriListFlavor))
+ {
+ Cache.log.debug("Drop handled as uriListFlavor");
+ // This is used by Unix drag system
+ data = (String) t.getTransferData(uriListFlavor);
+ }
+ if (data == null)
+ {
+ // fallback to text: workaround - on OSX where there's a JVM bug
+ Cache.log.debug("standard URIListFlavor failed. Trying text");
+ // try text fallback
+ data = (String) t.getTransferData(
+ new DataFlavor("text/plain;class=java.lang.String"));
+ if (Cache.log.isDebugEnabled())
+ {
+ Cache.log.debug("fallback returned " + data);
+ }
+ }
+ while (protocols.size() < files.size())
+ {
+ Cache.log.debug("Adding missing FILE protocol for "
+ + files.get(protocols.size()));
+ protocols.add(DataSourceType.FILE);
+ }
+ for (java.util.StringTokenizer st = new java.util.StringTokenizer(
+ data, "\r\n"); st.hasMoreTokens();)
+ {
+ added = true;
+ String s = st.nextToken();
+ if (s.startsWith("#"))
+ {
+ // the line is a comment (as per the RFC 2483)
+ continue;
+ }
+ java.net.URI uri = new java.net.URI(s);
+ if (uri.getScheme().toLowerCase().startsWith("http"))
+ {
+ protocols.add(DataSourceType.URL);
+ files.add(uri.toString());
+ }
+ else
+ {
+ // otherwise preserve old behaviour: catch all for file objects
+ java.io.File file = new java.io.File(uri);
+ protocols.add(DataSourceType.FILE);
+ files.add(file.toString());
+ }
+ }
+ if (Cache.log.isDebugEnabled())
+ {
+ if (data == null || !added)
+ {
+ Cache.log.debug(
+ "Couldn't resolve drop data. Here are the supported flavors:");
+ for (DataFlavor fl : t.getTransferDataFlavors())
+ {
+ Cache.log.debug(
+ "Supported transfer dataflavor: " + fl.toString());
+ Object df = t.getTransferData(fl);
+ if (df != null)
+ {
+ Cache.log.debug("Retrieves: " + df);
+ }
+ else
+ {
+ Cache.log.debug("Retrieved nothing");
+ }
+ }
+ }
+ }
+ }
+ }
+
+ /**
+ * Sets the Preferences property for experimental features to True or False
+ * depending on the state of the controlling menu item
+ */
+ @Override
+ protected void showExperimental_actionPerformed(boolean selected)
+ {
+ Cache.setProperty(EXPERIMENTAL_FEATURES, Boolean.toString(selected));
+ }
+
+ public List<StructureViewerBase> getStructureViewers(
+ AlignmentPanel apanel,
+ Class<? extends StructureViewerBase> structureViewerClass)
+ {
+ List<StructureViewerBase> result = new ArrayList<>();
+ JInternalFrame[] frames = Desktop.instance.getAllFrames();
+
+ for (JInternalFrame frame : frames)
+ {
+ if (frame instanceof StructureViewerBase)
+ {
+ if (structureViewerClass == null
+ || structureViewerClass.isInstance(frame))
+ {
+ if (apanel == null
+ || ((StructureViewerBase) frame).isLinkedWith(apanel))
+ {
+ result.add((StructureViewerBase) frame);
+ }
+ }
+ }
+ }
+ return result;
+ }