1 files changed, 101 insertions, 0 deletions
diff --git a/src/ui/dialog/prototype.cpp b/src/ui/dialog/prototype.cpp
new file mode 100644
index 0000000..97649c8
--- /dev/null
+++ b/src/ui/dialog/prototype.cpp
@@ -0,0 +1,101 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * A bare minimum example of deriving from Inkscape::UI:Widget::Panel.
+ *
+ * Author:
+ *   Tavmjong Bah
+ *
+ * Copyright (C) Tavmjong Bah <tavmjong@free.fr>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifdef DEBUG
+
+#include "prototype.h"
+
+#include "document.h"
+#include "inkscape-application.h"
+
+// Only for use in demonstration widget.
+#include "object/sp-root.h"
+
+namespace Inkscape {
+namespace UI {
+namespace Dialog {
+
+Prototype::Prototype()
+    : DialogBase("/dialogs/prototype", "Prototype")
+{
+    // A widget for demonstration that displays the current SVG's id.
+    _label = Gtk::manage(new Gtk::Label(_name));
+    _label->set_line_wrap();
+
+    _debug_button.set_name("PrototypeDebugButton");
+    _debug_button.set_hexpand();
+    _debug_button.signal_clicked().connect(sigc::mem_fun(*this, &Prototype::on_click));
+
+    _debug_button.add(*_label);
+    add(_debug_button);
+}
+
+void Prototype::documentReplaced()
+{
+    if (document && document->getRoot()) {
+        const gchar *root_id = document->getRoot()->getId();
+        Glib::ustring label_string("Document's SVG id: ");
+        label_string += (root_id ? root_id : "null");
+        _label->set_label(label_string);
+    }
+}
+
+void Prototype::selectionChanged(Inkscape::Selection *selection)
+{
+    if (!selection) {
+        return;
+    }
+
+    // Update demonstration widget.
+    Glib::ustring label = _label->get_text() + "\nSelection changed to ";
+    SPObject* object = selection->single();
+    if (object) {
+        label = label + object->getId();
+    } else {
+        object = selection->activeContext();
+
+        if (object) {
+            label = label + object->getId();
+        } else {
+            label = label + "unknown";
+        }
+    }
+
+    _label->set_label(label);
+}
+
+void Prototype::on_click()
+{
+    Gtk::Window *window = dynamic_cast<Gtk::Window *>(get_toplevel());
+    if (window) {
+        std::cout << "Dialog is part of: " << window->get_name() << "  (" << window->get_title() << ")" << std::endl;
+    } else {
+        std::cerr << "Prototype::on_click(): Dialog not attached to window!" << std::endl;
+    }
+}
+
+} // namespace Dialog
+} // namespace UI
+} // namespace Inkscape
+
+#endif // DEBUG
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :