Fix bug #415127 - gncCustomer, gncEmployee and gncVendor now listen for

modification events from their addresses, and mark themselves as dirty and
emit their own modification events.


git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@18130 57a11ea4-9604-0410-9ed3-97b8803252fd

src/business/business-core/gncAddress.c

@@ -64,6 +64,7 @@ void mark_address (GncAddress *address)
 {
   address->dirty = TRUE;
 
+  qof_event_gen (QOF_INSTANCE(address), QOF_EVENT_MODIFY, address->parent);
   qof_event_gen (address->parent, QOF_EVENT_MODIFY, NULL);
 }
 

src/business/business-core/gncCustomer.c

@@ -45,6 +45,10 @@
 #include "gncJobP.h"
 #include "gncTaxTableP.h"
 
+static gint gs_address_event_handler_id = 0;
+static void listen_for_address_events(QofInstance *entity, QofEventId event_type,
+			    gpointer user_data, gpointer event_data);
+
 struct _gncCustomer
 {
   QofInstance     inst;
@@ -129,6 +133,10 @@ GncCustomer *gncCustomerCreate (QofBook *book)
   cust->credit = gnc_numeric_zero();
   cust->shipaddr = gncAddressCreate (book, &cust->inst);
 
+  if (gs_address_event_handler_id == 0) {
+    gs_address_event_handler_id = qof_event_register_handler(listen_for_address_events, NULL);
+  }
+
   qof_event_gen (&cust->inst, QOF_EVENT_CREATE, NULL);
 
   return cust;
@@ -567,6 +575,35 @@ int gncCustomerCompare (const GncCustomer *a, const GncCustomer *b)
   return(strcmp(a->name, b->name));
 }
 
+/**
+ * Listens for MODIFY events from addresses.   If the address belongs to a customer,
+ * mark the customer as dirty.
+ *
+ * @param entity Entity for the event
+ * @param event_type Event type
+ * @param user_data User data registered with the handler
+ * @param event_data Event data passed with the event.
+ */
+static void
+listen_for_address_events(QofInstance *entity, QofEventId event_type,
+			    gpointer user_data, gpointer event_data)
+{
+  GncCustomer* cust;
+
+  if ((event_type & QOF_EVENT_MODIFY) == 0) {
+  	return;
+  }
+  if (!GNC_IS_ADDRESS(entity)) {
+    return;
+  }
+  if (!GNC_IS_CUSTOMER(event_data)) {
+    return;
+  }
+  cust = GNC_CUSTOMER(event_data);
+  gncCustomerBeginEdit(cust);
+  mark_customer(cust);
+  gncCustomerCommitEdit(cust);
+}
 /* ============================================================== */
 /* Package-Private functions */
 static const char * _gncCustomerPrintable (gpointer item)

src/business/business-core/gncEmployee.c

@@ -37,6 +37,10 @@
 #include "gncEmployee.h"
 #include "gncEmployeeP.h"
 
+static gint gs_address_event_handler_id = 0;
+static void listen_for_address_events(QofInstance *entity, QofEventId event_type,
+			    gpointer user_data, gpointer event_data);
+
 struct _gncEmployee 
 {
   QofInstance     inst;
@@ -108,6 +112,10 @@ GncEmployee *gncEmployeeCreate (QofBook *book)
   employee->rate = gnc_numeric_zero();
   employee->active = TRUE;
   
+  if (gs_address_event_handler_id == 0) {
+    gs_address_event_handler_id = qof_event_register_handler(listen_for_address_events, NULL);
+  }
+
   qof_event_gen (&employee->inst, QOF_EVENT_CREATE, NULL);
 
   return employee;
@@ -418,6 +426,36 @@ static const char * _gncEmployeePrintable (gpointer item)
   return gncAddressGetName(v->addr);
 }
 
+/**
+ * Listens for MODIFY events from addresses.   If the address belongs to an employee,
+ * mark the employee as dirty.
+ *
+ * @param entity Entity for the event
+ * @param event_type Event type
+ * @param user_data User data registered with the handler
+ * @param event_data Event data passed with the event.
+ */
+static void
+listen_for_address_events(QofInstance *entity, QofEventId event_type,
+			    gpointer user_data, gpointer event_data)
+{
+  GncEmployee* empl;
+
+  if ((event_type & QOF_EVENT_MODIFY) == 0) {
+  	return;
+  }
+  if (!GNC_IS_ADDRESS(entity)) {
+    return;
+  }
+  if (!GNC_IS_EMPLOYEE(event_data)) {
+    return;
+  }
+  empl = GNC_EMPLOYEE(event_data);
+  gncEmployeeBeginEdit(empl);
+  mark_employee(empl);
+  gncEmployeeCommitEdit(empl);
+}
+
 static QofObject gncEmployeeDesc = 
 {
   .interface_version = QOF_OBJECT_VERSION,

src/business/business-core/gncVendor.c

@@ -40,6 +40,10 @@
 #include "gncVendor.h"
 #include "gncVendorP.h"
 
+static gint gs_address_event_handler_id = 0;
+static void listen_for_address_events(QofInstance *entity, QofEventId event_type,
+			    gpointer user_data, gpointer event_data);
+
 struct _gncVendor 
 {
   QofInstance     inst;
@@ -113,6 +117,10 @@ GncVendor *gncVendorCreate (QofBook *book)
   vendor->active = TRUE;
   vendor->jobs = NULL;
 
+  if (gs_address_event_handler_id == 0) {
+    gs_address_event_handler_id = qof_event_register_handler(listen_for_address_events, NULL);
+  }
+
   qof_event_gen (&vendor->inst, QOF_EVENT_CREATE, NULL);
 
   return vendor;
@@ -509,6 +517,35 @@ gboolean gncVendorIsDirty (const GncVendor *vendor)
           || gncAddressIsDirty (vendor->addr));
 }
 
+/**
+ * Listens for MODIFY events from addresses.   If the address belongs to a vendor,
+ * mark the vendor as dirty.
+ *
+ * @param entity Entity for the event
+ * @param event_type Event type
+ * @param user_data User data registered with the handler
+ * @param event_data Event data passed with the event.
+ */
+static void
+listen_for_address_events(QofInstance *entity, QofEventId event_type,
+			    gpointer user_data, gpointer event_data)
+{
+  GncVendor* v;
+
+  if ((event_type & QOF_EVENT_MODIFY) == 0) {
+  	return;
+  }
+  if (!GNC_IS_ADDRESS(entity)) {
+    return;
+  }
+  if (!GNC_IS_VENDOR(event_data)) {
+    return;
+  }
+  v = GNC_VENDOR(event_data);
+  gncVendorBeginEdit(v);
+  mark_vendor(v);
+  gncVendorCommitEdit(v);
+}
 /* ============================================================== */
 /* Package-Private functions */