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Register the generic option-menu (taxtables and billterms) with

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the component manager so it will auto-update when items change.


git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@7004 57a11ea4-9604-0410-9ed3-97b8803252fd
This commit is contained in:
Derek Atkins 2002-06-23 02:30:57 +00:00
parent 342eb5d77a
commit 96b0966602
1 changed files with 94 additions and 24 deletions
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116
src/business/business-gnome/business-utils.c
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@ -13,6 +13,7 @@
#include "Account.h"
#include "gnc-ui-util.h"
#include "gnc-engine-util.h"
#include "gnc-component-manager.h"
#include "gncCustomer.h"
#include "gncJob.h"
@ -215,6 +216,27 @@ gnc_business_account_types (GncOwner *owner)
}
}
/*********************************************************************/
/* Option Menu creation */
typedef const char * (*GenericLookup_t)(gpointer);
typedef struct {
gint component_id;
GtkWidget * omenu;
GNCBook * book;
gpointer * result;
gboolean none_ok;
const char * (*get_name)(gpointer);
GList * (*get_list)(GNCBook*);
} OpMenuData;
#define DO_ADD_ITEM(s,o) { \
add_menu_item (menu, (s), omd->result, (o)); \
if (*(omd->result) == (o)) current = index; \
index++; \
}
static void
business_option_changed (GtkWidget *widget, gpointer *result)
{
@ -234,34 +256,86 @@ add_menu_item (GtkWidget *menu, const char *label, gpointer *result,
gtk_widget_show (item);
}
#define DO_ADD_ITEM(s,o) { \
add_menu_item (menu, (s), result, (o)); \
if (*result == (o)) current = index; \
index++; \
static void
generic_omenu_destroy_cb (GtkWidget *widget, gpointer data)
{
OpMenuData *omd = data;
gnc_unregister_gui_component (omd->component_id);
g_free (omd);
}
typedef const char * (*GenericLookup_t)(gpointer);
static void
make_generic_optionmenu (GList *items, GtkWidget *omenu, GNCBook *book,
gboolean none_ok, GenericLookup_t func,
gpointer *result)
build_generic_optionmenu (OpMenuData *omd)
{
GList *items;
GtkWidget *menu;
int current = 0, index = 0;
/* Get the list of items */
items = (omd->get_list)(omd->book);
menu = gtk_menu_new ();
if (none_ok || items == NULL)
if (omd->none_ok || items == NULL)
DO_ADD_ITEM (_("None"), NULL);
for ( ; items; items = items->next)
DO_ADD_ITEM (func (items->data), items->data);
DO_ADD_ITEM ((omd->get_name)(items->data), items->data);
gtk_option_menu_set_menu (GTK_OPTION_MENU (omenu), menu);
gtk_option_menu_set_history (GTK_OPTION_MENU (omenu), current);
gtk_option_menu_set_menu (GTK_OPTION_MENU (omd->omenu), menu);
gtk_option_menu_set_history (GTK_OPTION_MENU (omd->omenu), current);
gtk_widget_show (menu);
}
static void
generic_omenu_refresh_handler (GHashTable *changes, gpointer user_data)
{
OpMenuData *omd = user_data;
build_generic_optionmenu (omd);
}
static void
make_generic_optionmenu (GtkWidget *omenu, GNCBook *book,
gboolean none_ok, GNCIdType type_name,
GList * (*get_list)(GNCBook*),
GenericLookup_t get_name,
gpointer *result)
{
OpMenuData *omd;
omd = gtk_object_get_data (GTK_OBJECT (omenu), "menu-data");
/* If this is the first time we've been called, then build the
* Option Menu Data object, register with the component manager, and
* watch for changed items. Then register for deletion, so we can
* unregister and free the data when this menu is destroyed.
*/
if (!omd) {
omd = g_new0 (OpMenuData, 1);
omd->omenu = omenu;
omd->book = book;
omd->result = result;
omd->none_ok = none_ok;
omd->get_name = get_name;
omd->get_list = get_list;
gtk_object_set_data (GTK_OBJECT (omenu), "menu-data", omd);
omd->component_id =
gnc_register_gui_component ("generic-omenu-refresh-hook",
generic_omenu_refresh_handler,
NULL, omd);
gnc_gui_component_watch_entity_type (omd->component_id,
type_name,
GNC_EVENT_MODIFY | GNC_EVENT_DESTROY);
gtk_signal_connect (GTK_OBJECT (omenu), "destroy",
generic_omenu_destroy_cb, omd);
}
build_generic_optionmenu (omd);
}
/* Create an optionmenu of available billing terms and attach it to
@ -275,12 +349,10 @@ void
gnc_ui_billterms_optionmenu (GtkWidget *omenu, GNCBook *book,
gboolean none_ok, GncBillTerm **choice)
{
GList *terms;
if (!omenu || !book || !choice) return;
if (!omenu || !choice || !book) return;
terms = gncBillTermGetTerms (book);
make_generic_optionmenu (terms, omenu, book, none_ok,
make_generic_optionmenu (omenu, book, none_ok, GNC_BILLTERM_MODULE_NAME,
gncBillTermGetTerms,
(GenericLookup_t)gncBillTermGetName,
(gpointer *)choice);
}
@ -289,12 +361,10 @@ void
gnc_ui_taxtables_optionmenu (GtkWidget *omenu, GNCBook *book,
gboolean none_ok, GncTaxTable **choice)
{
GList *tables;
if (!omenu || !book || !choice) return;
if (!omenu || !choice || !book) return;
tables = gncTaxTableGetTables (book);
make_generic_optionmenu (tables, omenu, book, none_ok,
make_generic_optionmenu (omenu, book, none_ok, GNC_TAXTABLE_MODULE_NAME,
gncTaxTableGetTables,
(GenericLookup_t)gncTaxTableGetName,
(gpointer *)choice);
}