Add a bunch of translator comments to C files

src/gnome-search/dialog-search.c

@@ -1093,6 +1093,7 @@ type_label_to_new_button(const gchar* type_label)
     else
     {
         PWARN("No translatable new-button label found for search type \"%s\", please add one into dialog-search.c!", type_label);
+        /* Translators: This string has a disambiguation prefix. Translate only the part behind '|' */
         return Q_("Item represents an unknown object type (in the sense of bill, customer, invoice, transaction, split,...)|New item");
     }
 }

src/gnome-utils/gnc-tree-control-split-reg.c

@@ -1737,6 +1737,7 @@ gnc_tree_control_split_reg_save (GncTreeViewSplitReg *view, gboolean reg_closing
                 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
                         "%s", message);
                 gtk_dialog_add_button (GTK_DIALOG (dialog),
+                              /* Translators: Return to the transaction to update */
                               _("_Return"), GTK_RESPONSE_ACCEPT);
 
                 gtk_widget_grab_focus (gtk_dialog_get_widget_for_response (GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT));

src/gnome/gnc-plugin-page-register.c

@@ -384,7 +384,9 @@ static GtkActionEntry gnc_plugin_page_register_actions [] =
         G_CALLBACK (gnc_plugin_page_register_cmd_schedule)
     },
     {
-        "ScrubAllAction", NULL, N_("_All transactions"), NULL, NULL,
+        "ScrubAllAction", NULL,
+		/* Translators: The following 2 are Scrub actions in register view */
+		N_("_All transactions"), NULL, NULL,
         G_CALLBACK (gnc_plugin_page_register_cmd_scrub_all)
     },
     {

src/gnome/gnc-split-reg.c

@@ -982,7 +982,9 @@ gsr_default_reinit_handler( GNCSplitReg *gsr, gpointer data )
 
     gtk_dialog_add_button(GTK_DIALOG(dialog),
                           GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
-    gnc_gtk_dialog_add_button(dialog, _("_Remove Splits"),
+    gnc_gtk_dialog_add_button(dialog,
+                              /* Translators: This is the confirmation button in a warning dialog */
+                               _("_Remove Splits"),
                               GTK_STOCK_DELETE, GTK_RESPONSE_ACCEPT);
     response = gnc_dialog_run(GTK_DIALOG(dialog), warning);
     gtk_widget_destroy (dialog);

src/import-export/csv-exp/csv-transactions-export.c

@@ -414,15 +414,25 @@ void csv_transactions_export (CsvExportInfo *info)
         }
 
         /* Header string */
-        header = g_strconcat (end_sep, _("Date"), mid_sep, _("Account Name"), mid_sep,
+        header = g_strconcat (end_sep,
+				               /* Translators: The following symbols will build the *
+				                * header line of exported CSV files:                */
+                               _("Date"), mid_sep, _("Account Name"), mid_sep,
                                (num_action ? _("Transaction Number") : _("Number")),
                                mid_sep, _("Description"), mid_sep, _("Notes"),
                                mid_sep, _("Memo"), mid_sep, _("Category"), mid_sep,
                                _("Type"), mid_sep,
                                (num_action ? _("Number/Action") : _("Action")),
                                mid_sep, _("Reconcile"), mid_sep,
-                               _("To With Sym"), mid_sep, _("From With Sym"), mid_sep,
+							   /* Translators: To amount with currency symbol */
-                               _("To Num."), mid_sep, _("From Num."), mid_sep,
+                               _("To With Sym"), mid_sep,
+							   /* Translators: From amount with currency symbol */
+							   _("From With Sym"), mid_sep,
+							   /* Translators: To amount, numerical only */
+                               _("To Num."), mid_sep,
+							   /* Translators: From amount, numerical only */
+							   _("From Num."), mid_sep,
+							   /* Translators: Exchange rates */
                                _("To Rate/Price"), mid_sep, _("From Rate/Price"),
                                end_sep, EOLSTR, NULL);
         DEBUG("Header String: %s", header);

src/register/ledger-core/split-register-layout.c

@@ -634,6 +634,11 @@ gnc_split_register_layout_add_cells (SplitRegister *reg,
     gnc_register_add_cell (layout,
                            DATE_CELL,
                            DATE_CELL_TYPE_NAME,
+                           /* Translators: The 'sample:' items are
+                              strings which are not displayed, but only
+                              used to estimate widths. Please only
+                              translate the portion after the ':' and
+                              leave the rest ("sample:") as is. */
                            N_("sample:12/12/2000") + 7,
                            CELL_ALIGN_RIGHT,
                            FALSE,
@@ -687,7 +692,11 @@ gnc_split_register_layout_add_cells (SplitRegister *reg,
     gnc_register_add_cell (layout,
                            RECN_CELL,
                            RECN_CELL_TYPE_NAME,
-                           N_("Reconciled:R") + 11,
+	                          /* Translators: The abbreviation for 'Reconciled'
+	                              in the header row of the register. Please only
+	                              translate the portion after the ':' and
+	                              leave the rest ("Reconciled:") as is. */
+	                            N_("Reconciled:R") + 11,
                            CELL_ALIGN_CENTER,
                            FALSE,
                            FALSE);
@@ -695,6 +704,10 @@ gnc_split_register_layout_add_cells (SplitRegister *reg,
     gnc_register_add_cell (layout,
                            ASSOC_CELL,
                            RECN_CELL_TYPE_NAME,
+                           /* Translators: The abbreviation for 'Associate'
+                              in the header row of the register. Please only
+                              translate the portion after the ':' and
+                              leave the rest ("Associate:") as is. */
                            N_("Associate:A") + 10,
                            CELL_ALIGN_CENTER,
                            FALSE,
@@ -809,7 +822,11 @@ gnc_split_register_layout_add_cells (SplitRegister *reg,
     gnc_register_add_cell (layout,
                            TYPE_CELL,
                            RECN_CELL_TYPE_NAME,
-                           N_("Type:T") + 5,
+	                          /* Translators: The abbreviation for 'Type'
+	                              in the header row of the register. Please only
+	                              translate the portion after the ':' and
+	                              leave the rest ("Type:") as is. */
+	                            N_("Type:T") + 5,
                            CELL_ALIGN_CENTER,
                            FALSE,
                            FALSE);