Add C test program.

git-svn-id: http://svn.drobilla.net/lad/trunk/ganv@3824 a436a847-0d15-0410-975c-d299462d15a1

3 files changed, 82 insertions, 10 deletions

diff --git a/src/Canvas.cpp b/src/Canvas.cpp
index a410588..2faf2a5 100644
--- a/src/Canvas.cpp
+++ b/src/Canvas.cpp
@@ -125,7 +125,7 @@ struct HeadTailOrder {
 struct GanvCanvasImpl {
 	GanvCanvasImpl(GanvCanvas* gobj)
 		: _gcanvas(gobj)
-		, _layout(Glib::wrap(GTK_LAYOUT(_gcanvas)))
+		, _layout(GTK_LAYOUT(_gcanvas))
 		, _connect_port(NULL)
 		, _last_selected_port(NULL)
 		, _base_rect(gnome_canvas_item_new(
@@ -231,8 +231,8 @@ struct GanvCanvasImpl {
 
 	void move_contents_to_internal(double x, double y, double min_x, double min_y);
 
-	GanvCanvas*  _gcanvas;
-	Gtk::Layout* _layout;
+	GanvCanvas* _gcanvas;
+	GtkLayout*  _layout;
 
 	Items         _items;       ///< Items on this canvas
 	Edges         _edges;       ///< Edges ordered (src, dst)
@@ -310,7 +310,7 @@ GanvCanvasImpl::selection_move_finished()
 {
 	FOREACH_ITEM(_selected_items, i) {
 		std::cerr << "FIXME: selection move finished" << std::endl;
-		Glib::wrap(*i)->signal_moved.emit();
+		//Glib::wrap(*i)->signal_moved.emit();
 	}
 }
 
@@ -398,8 +398,7 @@ GanvCanvasImpl::select_item(GanvNode* m)
 
 	// Select any connections to or from this node
 	if (GANV_IS_MODULE(m)) {
-		Ganv::Module* module = Glib::wrap(GANV_MODULE(m));
-		module->for_each_port(select_edges, this);
+		ganv_module_for_each_port(GANV_MODULE(m), select_edges, this);
 	} else {
 		for_each_edge_on(m, ganv_edge_select);
 	}
@@ -425,8 +424,7 @@ GanvCanvasImpl::unselect_item(GanvNode* m)
 {
 	// Unselect any connections to or from this node
 	if (GANV_IS_MODULE(m)) {
-		Ganv::Module* module = Glib::wrap(GANV_MODULE(m));
-		module->for_each_port(unselect_edges, this);
+		ganv_module_for_each_port(GANV_MODULE(m), unselect_edges, this);
 	} else {
 		for_each_edge_on(m, ganv_edge_unselect);
 	}
@@ -1707,7 +1705,7 @@ Canvas::root()
 Gtk::Layout&
 Canvas::widget()
 {
-	return *impl()->_layout;
+	return *Glib::wrap(impl()->_layout);
 }
 
 void
diff --git a/src/ganv_test.c b/src/ganv_test.c
new file mode 100644
index 0000000..a2df8af
--- /dev/null
+++ b/src/ganv_test.c
@@ -0,0 +1,55 @@
+/* This file is part of Ganv.
+ * Copyright 2007-2011 David Robillard <http://drobilla.net>
+ *
+ * Ganv is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or any later version.
+ *
+ * Ganv is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with Ganv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <gtk/gtk.h>
+
+#include "ganv/ganv.h"
+
+static void
+on_window_destroy(GtkWidget* widget,
+                  gpointer   data)
+{
+	gtk_main_quit();
+}
+
+int
+main(int argc, char** argv)
+{
+	gtk_init(&argc, &argv);
+
+	GtkWindow* win = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
+	gtk_window_set_title(win, "Ganv Test");
+	g_signal_connect(win, "destroy",
+	                 G_CALLBACK(on_window_destroy), NULL);
+
+	GanvCanvas* canvas = ganv_canvas_new(1024, 768);
+	gtk_container_add(GTK_CONTAINER(win), GTK_WIDGET(canvas));
+
+	GanvModule* module = ganv_module_new(canvas,
+	                                     "x", 10.0,
+	                                     "y", 10.0,
+	                                     "draggable", TRUE,
+	                                     "label", "test",
+	                                     NULL);
+
+	gnome_canvas_item_show(GNOME_CANVAS_ITEM(module));
+	gnome_canvas_item_raise_to_top(GNOME_CANVAS_ITEM(module));
+
+	gtk_widget_show_all(GTK_WIDGET(win));
+	gtk_window_present(win);
+	gtk_main();
+
+	return 0;
+}
diff --git a/src/module.c b/src/module.c
index 1a76787..acb0a6d 100644
--- a/src/module.c
+++ b/src/module.c
@@ -57,7 +57,7 @@ ganv_module_init(GanvModule* module)
 	module->widest_input      = 0.0;
 	module->widest_output     = 0.0;
 	module->show_port_labels  = FALSE;
-	module->must_resize       = FALSE;
+	module->must_resize       = TRUE;
 	module->port_size_changed = FALSE;
 }
 
@@ -550,6 +550,25 @@ ganv_module_class_init(GanvModuleClass* class)
 	node_class->resize  = ganv_module_resize;
 }
 
+GanvModule*
+ganv_module_new(GanvCanvas* canvas,
+                const char* first_prop_name, ...)
+{
+	GanvModule* module = GANV_MODULE(
+		g_object_new(ganv_module_get_type(), NULL));
+
+	GnomeCanvasItem* item = GNOME_CANVAS_ITEM(module);
+	va_list args;
+	va_start(args, first_prop_name);
+	gnome_canvas_item_construct(item,
+	                            gnome_canvas_root(GNOME_CANVAS(canvas)),
+	                            first_prop_name, args);
+	va_end(args);
+
+	ganv_canvas_add_node(canvas, GANV_NODE(module));
+	return module;
+}
+
 void
 ganv_module_add_port(GanvModule* module,
                      GanvPort*   port)