Replaced get_selection_list with foreach.

2000-07-25  Christopher James Lahey  <clahey@helixcode.com>

	* e-table-selection-model.c, e-table-selection-model.h: Replaced
	get_selection_list with foreach.

	* e-table.h: Add a ETableSelectionModel.

svn path=/trunk/; revision=4334

7 files changed, 35 insertions, 22 deletions

diff --git a/widgets/e-table/ChangeLog b/widgets/e-table/ChangeLog
index f1c22f3167..e8e1483f2d 100644
--- a/widgets/e-table/ChangeLog
+++ b/widgets/e-table/ChangeLog
@@ -1,5 +1,12 @@
 2000-07-25  Christopher James Lahey  <clahey@helixcode.com>
 
+	* e-table-selection-model.c, e-table-selection-model.h: Replaced
+	get_selection_list with foreach.
+
+	* e-table.h: Add a ETableSelectionModel.
+
+2000-07-25  Christopher James Lahey  <clahey@helixcode.com>
+
 	* Makefile.am: Added e-table-selection-model.c and
 	e-table-selection-model.h.
 
diff --git a/widgets/e-table/e-table-selection-model.c b/widgets/e-table/e-table-selection-model.c
index 77be6eb2fa..6524dee4d4 100644
--- a/widgets/e-table/e-table-selection-model.c
+++ b/widgets/e-table/e-table-selection-model.c
@@ -196,7 +196,7 @@ e_table_selection_model_new (void)
 
 gboolean
 e_table_selection_model_is_row_selected (ETableSelectionModel *selection,
-					 int                   n)
+					 guint                 n)
 {
 	if (selection->row_count < n)
 		return 0;
@@ -204,25 +204,22 @@ e_table_selection_model_is_row_selected (ETableSelectionModel *selection,
 		return ((selection->selection[n / 32]) >> (31 - (n % 32))) & 0x1;
 }
 
-GList *
-e_table_selection_model_get_selection_list (ETableSelectionModel *selection)
+void 
+e_table_selection_model_foreach     (ETableSelectionModel *selection,
+				     ETableForeachFunc callback,
+				     gpointer closure)
 {
 	int i;
-	GList *list = NULL;
-	if (selection->row_count < 0)
-		return NULL;
 	for (i = selection->row_count / 32; i >= 0; i--) {
 		if (selection->selection[i]) {
 			int j;
 			guint32 value = selection->selection[i];
 			for (j = 31; j >= 0; j--) {
 				if (value & 0x1) {
-					list = g_list_prepend(list, (void *) (i * 32 + j));
+					callback(i * 32 + j, closure);
 				}
 				value >>= 1;
 			}
 		}
 	}
-
-	return NULL;
 }
diff --git a/widgets/e-table/e-table-selection-model.h b/widgets/e-table/e-table-selection-model.h
index a36f4ca03c..2aaba021f8 100644
--- a/widgets/e-table/e-table-selection-model.h
+++ b/widgets/e-table/e-table-selection-model.h
@@ -4,6 +4,7 @@
 
 #include <gtk/gtkobject.h>
 #include "widgets/e-table/e-table-model.h"
+#include "widgets/e-table/e-table-defines.h"
 
 #define E_TABLE_SELECTION_MODEL_TYPE        (e_table_selection_model_get_type ())
 #define E_TABLE_SELECTION_MODEL(o)          (GTK_CHECK_CAST ((o), E_TABLE_SELECTION_MODEL_TYPE, ETableSelectionModel))
@@ -45,8 +46,10 @@ typedef struct {
 GtkType      	 e_table_selection_model_get_type (void);
 
 gboolean         e_table_selection_model_is_row_selected    (ETableSelectionModel *selection,
-							     int                   n);
-GList           *e_table_selection_model_get_selection_list (ETableSelectionModel *selection);
+							     guint                 n);
+void             e_table_selection_model_foreach     (ETableSelectionModel *selection,
+						      ETableForeachFunc callback,
+						      gpointer closure);
 
 ETableSelectionModel  *e_table_selection_model_new                (void);
 
diff --git a/widgets/e-table/e-table.h b/widgets/e-table/e-table.h
index 7612cddebe..06905a3711 100644
--- a/widgets/e-table/e-table.h
+++ b/widgets/e-table/e-table.h
@@ -10,6 +10,7 @@
 #include "e-table-group.h"
 #include "e-table-sort-info.h"
 #include "e-table-item.h"
+#include "e-table-selection-model.h"
 #include "e-util/e-printable.h"
 
 BEGIN_GNOME_DECLS
@@ -32,6 +33,8 @@ typedef struct {
 
 	ETableSortInfo *sort_info;
 
+	ETableSelectionModel *selection;
+
 	int table_model_change_id;
 	int table_row_change_id;
 	int table_cell_change_id;
diff --git a/widgets/table/e-table-selection-model.c b/widgets/table/e-table-selection-model.c
index 77be6eb2fa..6524dee4d4 100644
--- a/widgets/table/e-table-selection-model.c
+++ b/widgets/table/e-table-selection-model.c
@@ -196,7 +196,7 @@ e_table_selection_model_new (void)
 
 gboolean
 e_table_selection_model_is_row_selected (ETableSelectionModel *selection,
-					 int                   n)
+					 guint                 n)
 {
 	if (selection->row_count < n)
 		return 0;
@@ -204,25 +204,22 @@ e_table_selection_model_is_row_selected (ETableSelectionModel *selection,
 		return ((selection->selection[n / 32]) >> (31 - (n % 32))) & 0x1;
 }
 
-GList *
-e_table_selection_model_get_selection_list (ETableSelectionModel *selection)
+void 
+e_table_selection_model_foreach     (ETableSelectionModel *selection,
+				     ETableForeachFunc callback,
+				     gpointer closure)
 {
 	int i;
-	GList *list = NULL;
-	if (selection->row_count < 0)
-		return NULL;
 	for (i = selection->row_count / 32; i >= 0; i--) {
 		if (selection->selection[i]) {
 			int j;
 			guint32 value = selection->selection[i];
 			for (j = 31; j >= 0; j--) {
 				if (value & 0x1) {
-					list = g_list_prepend(list, (void *) (i * 32 + j));
+					callback(i * 32 + j, closure);
 				}
 				value >>= 1;
 			}
 		}
 	}
-
-	return NULL;
 }
diff --git a/widgets/table/e-table-selection-model.h b/widgets/table/e-table-selection-model.h
index a36f4ca03c..2aaba021f8 100644
--- a/widgets/table/e-table-selection-model.h
+++ b/widgets/table/e-table-selection-model.h
@@ -4,6 +4,7 @@
 
 #include <gtk/gtkobject.h>
 #include "widgets/e-table/e-table-model.h"
+#include "widgets/e-table/e-table-defines.h"
 
 #define E_TABLE_SELECTION_MODEL_TYPE        (e_table_selection_model_get_type ())
 #define E_TABLE_SELECTION_MODEL(o)          (GTK_CHECK_CAST ((o), E_TABLE_SELECTION_MODEL_TYPE, ETableSelectionModel))
@@ -45,8 +46,10 @@ typedef struct {
 GtkType      	 e_table_selection_model_get_type (void);
 
 gboolean         e_table_selection_model_is_row_selected    (ETableSelectionModel *selection,
-							     int                   n);
-GList           *e_table_selection_model_get_selection_list (ETableSelectionModel *selection);
+							     guint                 n);
+void             e_table_selection_model_foreach     (ETableSelectionModel *selection,
+						      ETableForeachFunc callback,
+						      gpointer closure);
 
 ETableSelectionModel  *e_table_selection_model_new                (void);
 
diff --git a/widgets/table/e-table.h b/widgets/table/e-table.h
index 7612cddebe..06905a3711 100644
--- a/widgets/table/e-table.h
+++ b/widgets/table/e-table.h
@@ -10,6 +10,7 @@
 #include "e-table-group.h"
 #include "e-table-sort-info.h"
 #include "e-table-item.h"
+#include "e-table-selection-model.h"
 #include "e-util/e-printable.h"
 
 BEGIN_GNOME_DECLS
@@ -32,6 +33,8 @@ typedef struct {
 
 	ETableSortInfo *sort_info;
 
+	ETableSelectionModel *selection;
+
 	int table_model_change_id;
 	int table_row_change_id;
 	int table_cell_change_id;