[gegl/soc-2012-editor: 17/24] Can add new operations by name from a dialog box

[Isaac Wagner <isaacbw src gnome org>]

commit 1703422e1e8118652671a1f6c65a02813a5f3fa1
Author: Isaac Wagner <isaacbw src gnome org>
Date:   Fri Jun 15 15:05:12 2012 -0400

    Can add new operations by name from a dialog box

 bin/editor/gegl-editor.c |  124 +++++++++++++++++++++++++++++++---------------
 1 files changed, 84 insertions(+), 40 deletions(-)
---
diff --git a/bin/editor/gegl-editor.c b/bin/editor/gegl-editor.c
index 0a2ec43..cacc11b 100644
--- a/bin/editor/gegl-editor.c
+++ b/bin/editor/gegl-editor.c
@@ -6,80 +6,124 @@
 #include "gegl-node-widget.h"
 #include "gegl-editor-layer.h"
 
+GtkWidget	*window;
+
+/*void add_operation_dialog (GtkDialog* dialog, gint response_id, gpointer user_data)
+{
+  if(response_id == GTK_RESPONSE_ACCEPT) {
+    g_print("add\n");
+  }
+  }*/
+
+void menuitem_activated(GtkMenuItem* item, gpointer data)
+{
+  GeglEditorLayer	*layer = (GeglEditorLayer*)data;
+  if(0 == strcmp("Add Operation", gtk_menu_item_get_label(item)))
+    {
+      g_print("Add an operation\n");
+    }
+  GtkWidget *add_op_dialog = gtk_dialog_new_with_buttons("AddOperation", GTK_WINDOW(window), 
+							 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
+							 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL,GTK_RESPONSE_REJECT, NULL);
+  GtkWidget *text_entry = gtk_entry_new();
+  
+  gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(GTK_DIALOG(add_op_dialog))), text_entry);
+  gtk_widget_show(text_entry);
+
+  //g_signal_connect(add_op_dialog, "response", add_operation_dialog, data);
+
+  gint result = gtk_dialog_run(GTK_DIALOG(add_op_dialog));
+  GeglNode *node;
+  switch(result)
+    {
+    case GTK_RESPONSE_ACCEPT:
+      node = gegl_node_create_child (layer->gegl, gtk_entry_get_text(GTK_ENTRY(text_entry)));
+      layer_add_gegl_node(layer, node);
+      break;
+    default:
+      break;
+    }
+  gtk_widget_destroy(add_op_dialog);
+}
+
 gint
 main (gint	  argc,
       gchar	**argv)
 {
   gtk_init(&argc, &argv);
 
-  GtkWidget	*window;
+  GtkWidget	*editor	     = gegl_editor_new ();
+  GeglEditor*	 node_editor = GEGL_EDITOR(editor);
+
+  gegl_init(&argc, &argv);
+  
+  //add some samples nodes
+  GeglNode		*gegl  = gegl_node_new();
+  GeglEditorLayer*	 layer = layer_create(node_editor, gegl);
+
   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
   gtk_window_set_default_size(GTK_WINDOW(window), 800, 600);
+  g_signal_connect (window, "destroy", G_CALLBACK( gtk_main_quit), NULL);
 
-  GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
+  GtkWidget	*vbox = gtk_vbox_new(FALSE, 0);
   gtk_widget_show(vbox);
   gtk_container_add(GTK_CONTAINER(window), vbox);
 
+////////////////////////////////////////////ADD OPERATION DIALOG//////////////////////////////////////////////
+
+  
+
+/////////////////////////////////////////////////BUILD MENUBAR////////////////////////////////////////////////
+ 
+ GtkWidget	*menubar;
+  
+  GtkWidget	*process_menu;
+  GtkWidget	*process;
+  GtkWidget	*process_all;
 
-  //create the menubar
-  GtkWidget *menubar;
-  GtkWidget *process_menu;
-  GtkWidget *process;
-  GtkWidget *process_all;
+  GtkWidget	*graph_menu;
+  GtkWidget	*graph;
+  GtkWidget	*add_operation;
 
-  menubar = gtk_menu_bar_new();
+  menubar      = gtk_menu_bar_new();
   process_menu = gtk_menu_new();
+  graph_menu   = gtk_menu_new();
 
-  process = gtk_menu_item_new_with_label("Process");
+  process     = gtk_menu_item_new_with_label("Process");
   process_all = gtk_menu_item_new_with_label("All");
 
   gtk_menu_item_set_submenu(GTK_MENU_ITEM(process), process_menu);
   gtk_menu_shell_append(GTK_MENU_SHELL(process_menu), process_all);
   gtk_menu_shell_append(GTK_MENU_SHELL(menubar), process);
 
-  gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
-  //  gtk_widget_show(menubar);
+  graph		= gtk_menu_item_new_with_label("Graph");
+  add_operation = gtk_menu_item_new_with_label("Add Operation");
+  g_signal_connect(add_operation, "activate", (GCallback)menuitem_activated, layer);
 
-  GtkWidget	*editor;
-  editor = gegl_editor_new ();
-  //  gtk_container_add(GTK_CONTAINER(vbox), editor);
-  gtk_box_pack_start(GTK_BOX(vbox), editor, TRUE, TRUE, 0);
+  gtk_menu_item_set_submenu(GTK_MENU_ITEM(graph), graph_menu);
+  gtk_menu_shell_append(GTK_MENU_SHELL(graph_menu), add_operation);
+  gtk_menu_shell_append(GTK_MENU_SHELL(menubar), graph);
 
-  g_signal_connect (window, "destroy", G_CALLBACK( gtk_main_quit), NULL);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
-  //  gtk_widget_show(editor);
+  gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
+  gtk_box_pack_start(GTK_BOX(vbox), editor, TRUE, TRUE, 0);
   gtk_widget_show_all(window);
 
-  GeglEditor* node_editor = GEGL_EDITOR(editor);
+////////////////////////////////////////////GEGL OPERATIONS///////////////////////////////////////////////////
 
-  gegl_init(&argc, &argv);
-  
-  //add some samples nodes
-  GeglNode *gegl = gegl_node_new();
-  GeglEditorLayer* layer = layer_create(node_editor, gegl);
+  GeglNode	*display = gegl_node_create_child (gegl, "gegl:display");
+  GeglNode	*over = gegl_node_new_child (gegl, "operation", "gegl:over", NULL);
+  GeglNode	*load = gegl_node_new_child(gegl, "operation", "gegl:load", "path", "./surfer.png", NULL);
+  GeglNode	*text = gegl_node_new_child(gegl, "operation", "gegl:text", "size", 10.0, "color", 
+					    gegl_color_new("rgb(1.0,1.0,1.0)"), "text", "Hello world!", NULL);
 
-  GeglNode *display    = gegl_node_create_child (gegl, "gegl:display");
   layer_add_gegl_node(layer, display);
-
-  GeglNode *over       = gegl_node_new_child (gegl,
-					      "operation", "gegl:over",
-					      NULL);
   layer_add_gegl_node(layer, over);
-
-  GeglNode *load = gegl_node_new_child(gegl,
-				       "operation", "gegl:load",
-				       "path", "./surfer.png",
-				       NULL);
   layer_add_gegl_node(layer, load);
-
-  GeglNode *text = gegl_node_new_child(gegl,
-				       "operation", "gegl:text",
-				       "size", 10.0,
-				       "color", gegl_color_new("rgb(1.0,1.0,1.0)"),
-				       "text", "Hello world!",
-				       NULL);
   layer_add_gegl_node(layer, text);
 
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
   gtk_main();