Bug 798188 - The Invoice Editor -> Printable Invoice toolbar button c…

…rashes on Windows

search the list of active report pages.

gnucash/gnome/dialog-invoice.c

@@ -823,6 +823,12 @@ gnc_invoice_window_print_invoice(GtkWindow *parent, GncInvoice *invoice)
     return reportPage;
 }
 
+static gboolean
+equal_fn (gpointer find_data, gpointer elt_data)
+{
+    return (find_data && (find_data == elt_data));
+}
+
 /* From the invoice editor, open the invoice report. This will reuse the
    invoice report if generated from the current invoice editor. Note the
    link is lost when GnuCash is restarted. This link may be restored
@@ -834,7 +840,8 @@ gnc_invoice_window_printCB (GtkWindow* parent, gpointer data)
 {
     InvoiceWindow *iw = data;
 
-    if (iw->reportPage && GNC_IS_PLUGIN_PAGE (iw->reportPage))
+    if (gnc_find_first_gui_component (WINDOW_REPORT_CM_CLASS, equal_fn,
+                                      iw->reportPage))
         gnc_plugin_page_report_reload (GNC_PLUGIN_PAGE_REPORT (iw->reportPage));
     else
         iw->reportPage = gnc_invoice_window_print_invoice

gnucash/gnome/gnc-plugin-page-budget.c

@@ -1286,6 +1286,12 @@ gnc_plugin_page_budget_cmd_budget_note(GtkAction *action,
     g_object_unref(G_OBJECT(builder));
 }
 
+static gboolean
+equal_fn (gpointer find_data, gpointer elt_data)
+{
+    return (find_data && (find_data == elt_data));
+}
+
 /* From the budget editor, open the budget report. This will reuse the
    budget report if generated from the current budget editor. Note the
    reuse is lost when GnuCash is restarted. This link may be restored
@@ -1302,7 +1308,8 @@ gnc_plugin_page_budget_cmd_budget_report (GtkAction *action,
 
     priv = GNC_PLUGIN_PAGE_BUDGET_GET_PRIVATE (page);
 
-    if (priv->reportPage && GNC_IS_PLUGIN_PAGE (priv->reportPage))
+    if (gnc_find_first_gui_component (WINDOW_REPORT_CM_CLASS, equal_fn,
+                                      priv->reportPage))
         gnc_plugin_page_report_reload (GNC_PLUGIN_PAGE_REPORT (priv->reportPage));
     else
     {