private static void writeContextData(
@NotNull DiffContext context, @NotNull TransferableFileEditorState state) {
Map<String, Map<String, String>> map = context.getUserData(TRANSFERABLE_FILE_EDITOR_STATE);
if (map == null) {
map = ContainerUtil.newHashMap();
context.putUserData(TRANSFERABLE_FILE_EDITOR_STATE, map);
}
map.put(state.getEditorId(), state.getTransferableOptions());
}
private static void readContextData(
@NotNull DiffContext context,
@NotNull FileEditor editor,
@NotNull TransferableFileEditorState state) {
Map<String, Map<String, String>> map = context.getUserData(TRANSFERABLE_FILE_EDITOR_STATE);
Map<String, String> options = map != null ? map.get(state.getEditorId()) : null;
if (options == null) return;
state.setTransferableOptions(options);
editor.setState(state);
}
public void updateContextHints(@NotNull DiffRequest request, @NotNull DiffContext context) {
if (!isEnabled()) return;
Set<String> updated = ContainerUtil.newHashSet();
for (BinaryEditorHolder holder : myHolders) {
TransferableFileEditorState state = getEditorState(holder.getEditor());
if (state != null) {
boolean processed = !updated.add(state.getEditorId());
if (!processed) writeContextData(context, state);
}
}
}
private void updateEditor(
@NotNull FileEditor editor, @NotNull String id, @NotNull Map<String, String> options) {
try {
myDuringUpdate = true;
TransferableFileEditorState state = getEditorState(editor);
if (state != null && state.getEditorId().equals(id)) {
state.setTransferableOptions(options);
editor.setState(state);
}
} finally {
myDuringUpdate = false;
}
}
@Override
public void propertyChange(PropertyChangeEvent evt) {
if (myDuringUpdate || !isEnabled()) return;
if (!(evt.getSource() instanceof FileEditor)) return;
TransferableFileEditorState sourceState = getEditorState(((FileEditor) evt.getSource()));
if (sourceState == null) return;
Map<String, String> options = sourceState.getTransferableOptions();
String id = sourceState.getEditorId();
for (FileEditor editor : myEditors) {
if (evt.getSource() != editor) {
updateEditor(editor, id, options);
}
}
}
