+ }
+
+ /**
+ * Check whether the new alignment could be mapped to the current one as
+ * cDNA/protein, if so offer the option to open as split frame view. Returns
+ * true if a split frame view is opened, false if not.
+ *
+ * @param al
+ * @return
+ */
+ protected boolean openSplitFrame(AlignmentI al, String format)
+ {
+ final AlignmentI thisAlignment = this.alignFrame.getAlignViewport().getAlignment();
+ if (thisAlignment.isNucleotide() == al.isNucleotide())
+ {
+ // both nucleotide or both protein
+ return false;
+ }
+ AlignmentI protein = thisAlignment.isNucleotide() ? al : thisAlignment;
+ AlignmentI dna = thisAlignment.isNucleotide() ? thisAlignment : al;
+ boolean mapped = AlignmentUtils.mapProteinToCdna(protein, dna);
+ if (!mapped)
+ {
+ return false;
+ }
+
+ /*
+ * A mapping is possible; ask user if they want a split frame.
+ */
+ String title = MessageManager.getString("label.open_split_window");
+ final JVDialog dialog = new JVDialog((Frame) this.getParent(), title,
+ true, 100, 400);
+ dialog.ok.setLabel(MessageManager.getString("action.yes"));
+ dialog.cancel.setLabel(MessageManager.getString("action.no"));
+ Panel question = new Panel(new BorderLayout());
+ final String text = MessageManager
+ .getString("label.open_split_window?");
+ question.add(new Label(text, Label.CENTER), BorderLayout.CENTER);
+ dialog.setMainPanel(question);
+ dialog.setVisible(true);
+ dialog.toFront();
+
+ if (!dialog.accept)