1 files changed, 115 insertions, 0 deletions
diff --git a/src/actions/actions-undo-document.cpp b/src/actions/actions-undo-document.cpp
new file mode 100644
index 0000000..12e5b7e
--- /dev/null
+++ b/src/actions/actions-undo-document.cpp
@@ -0,0 +1,115 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** \file
+ *
+ *  Actions for Undo/Redo tied to document.
+ *
+ * Authors:
+ *   Tavmjong Bah
+ *
+ * Copyright (C) 2021 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <giomm.h>
+#include <glibmm/i18n.h>
+
+#include "actions-undo-document.h"
+
+#include "document.h"
+#include "document-undo.h"
+#include "inkscape-application.h"
+
+// ifdef out for headless operation!
+#include "desktop.h"
+#include "inkscape-window.h"
+#include "ui/widget/canvas.h"
+
+void
+undo(SPDocument* document)
+{
+    auto app = InkscapeApplication::instance();
+    auto win = app->get_active_window();
+    if (win) {
+        // Could be in headless mode.
+        auto desktop = win->get_desktop();
+        // No undo while dragging, too dangerous.
+        if (desktop->getCanvas()->is_dragging()) {
+            return;
+        }
+    }
+
+    Inkscape::DocumentUndo::undo(document);
+}
+
+void
+redo(SPDocument* document)
+{
+    auto app = InkscapeApplication::instance();
+    auto win = app->get_active_window();
+    if (win) {
+        // Could be in headless mode.
+        auto desktop = win->get_desktop();
+        // No redo while dragging, too dangerous.
+        if (desktop->getCanvas()->is_dragging()) {
+            return;
+        }
+    }
+
+    Inkscape::DocumentUndo::redo(document);
+}
+
+
+std::vector<std::vector<Glib::ustring>> raw_data_undo_document =
+{
+    // clang-format off
+    {"doc.undo",                                N_("Undo"),                   "Edit Document",     N_("Undo last action")},
+    {"doc.redo",                                N_("Redo"),                   "Edit Document",     N_("Do again the last undone action")},
+    // clang-format on
+};
+
+void
+add_actions_undo_document(SPDocument* document)
+{
+    auto group = document->getActionGroup();
+    
+    // clang-format off
+    group->add_action( "undo",                            sigc::bind<SPDocument*>(sigc::ptr_fun(&undo), document));
+    group->add_action( "redo",                            sigc::bind<SPDocument*>(sigc::ptr_fun(&redo), document));
+    // clang-format on
+
+    auto app = InkscapeApplication::instance();
+    if (!app) {
+        std::cerr << "add_actions_undo: no app!" << std::endl;
+        return;
+    }
+    app->get_action_extra_data().add_data(raw_data_undo_document);
+}
+
+std::vector<std::vector<Glib::ustring>> raw_data_undo_app =
+{
+    // clang-format off
+    {"app.undo",                                N_("Undo"),                   "Edit Document",     N_("Undo last action")},
+    {"app.redo",                                N_("Redo"),                   "Edit Document",     N_("Do again the last undone action")},
+    // clang-format on
+};
+
+void
+add_actions_undo_app(InkscapeApplication* app)
+{
+    auto gapp = app->gio_app();
+    gapp->add_action( "undo", [=]{ undo(app->get_active_window()->get_desktop()->getDocument()); });
+    gapp->add_action( "redo", [=]{ redo(app->get_active_window()->get_desktop()->getDocument()); });
+    app->get_action_extra_data().add_data(raw_data_undo_app);
+}
+
+/*
+  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 :