diff -r 000000000000 -r 2483f517c562 ui/gtk/model.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/gtk/model.h	Sun Jan 21 16:30:18 2024 +0100
@@ -0,0 +1,149 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2017 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MODEL_H
+#define	MODEL_H
+
+#include "../ui/toolkit.h"
+#include "../common/context.h"
+#include "../ui/tree.h"
+
+#ifdef	__cplusplus
+extern "C" {
+#endif    
+
+typedef struct UiListModel        UiListModel;
+
+/*
+ * UiList to GtkTreeModel wrapper
+ */
+struct UiListModel {
+    GObject  object;
+    UiObject *obj;
+    UiModel  *model;
+    UiVar   *var;
+    GType    *columntypes;
+    int      numcolumns;
+    int      stamp;
+};
+
+/*
+ * initialize the class and register the type
+ */
+void ui_list_init();
+
+/*
+ * Creates a UiListModel for a given UiList
+ */
+UiListModel* ui_list_model_new(UiObject *obj, UiVar *var, UiModel *info);
+
+void ui_list_model_dispose(GObject *obj);
+void ui_list_model_finalize(GObject *obj);
+
+
+// interface functions
+
+GtkTreeModelFlags ui_list_model_get_flags(GtkTreeModel *tree_model);
+
+gint ui_list_model_get_n_columns(GtkTreeModel *tree_model);
+
+GType ui_list_model_get_column_type(GtkTreeModel *tree_model, gint index);
+
+gboolean ui_list_model_get_iter(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter,
+        GtkTreePath *path);
+
+GtkTreePath* ui_list_model_get_path(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter);
+
+void ui_list_model_get_value(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter,
+        gint column,
+        GValue *value);
+
+gboolean ui_list_model_iter_next(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter);
+
+gboolean ui_list_model_iter_children(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter,
+        GtkTreeIter *parent);
+
+gboolean ui_list_model_iter_has_child(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter);
+
+gint ui_list_model_iter_n_children(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter);
+
+gboolean ui_list_model_iter_nth_child(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter,
+        GtkTreeIter *parent,
+        gint n);
+
+gboolean ui_list_model_iter_parent(
+        GtkTreeModel *tree_model,
+        GtkTreeIter *iter,
+        GtkTreeIter *child);
+
+/* dnd */
+
+gboolean ui_list_model_drag_data_received(
+        GtkTreeDragDest   *drag_dest,
+        GtkTreePath       *dest,
+        GtkSelectionData  *selection_data);
+
+gboolean ui_list_model_row_drop_possible(
+        GtkTreeDragDest   *drag_dest,
+        GtkTreePath       *dest_path,
+	GtkSelectionData  *selection_data);
+
+gboolean ui_list_model_row_draggable(
+        GtkTreeDragSource   *drag_source,
+        GtkTreePath         *path);
+
+gboolean ui_list_model_drag_data_get(
+        GtkTreeDragSource   *drag_source,
+        GtkTreePath         *path,
+        GtkSelectionData    *selection_data);
+
+gboolean ui_list_model_drag_data_delete(
+        GtkTreeDragSource *drag_source,
+        GtkTreePath       *path);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* MODEL_H */