Added e_table_selection_model_selected_count.

2000-08-20  Christopher James Lahey  <clahey@helixcode.com>

	* e-table-selection-model.c: Added
	e_table_selection_model_selected_count.

svn path=/trunk/; revision=4893

5 files changed, 59 insertions, 0 deletions

diff --git a/widgets/e-table/ChangeLog b/widgets/e-table/ChangeLog
index 50eaa6e38a..e3572bbede 100644
--- a/widgets/e-table/ChangeLog
+++ b/widgets/e-table/ChangeLog
@@ -1,3 +1,8 @@
+2000-08-20  Christopher James Lahey  <clahey@helixcode.com>
+
+	* e-table-selection-model.c: Added
+	e_table_selection_model_selected_count.
+
 2000-08-19  Lauris Kaplinski  <lauris@helixcode.com>
 
 	* e-cell-text.c: Use EFont wrapper
diff --git a/widgets/e-table/e-table-selection-model.c b/widgets/e-table/e-table-selection-model.c
index 09b1d6bf93..9079ce8623 100644
--- a/widgets/e-table/e-table-selection-model.c
+++ b/widgets/e-table/e-table-selection-model.c
@@ -472,3 +472,29 @@ e_table_selection_model_clear(ETableSelectionModel *selection)
 	gtk_signal_emit(GTK_OBJECT(selection),
 			e_table_selection_model_signals [SELECTION_CHANGED]);
 }
+
+#define PART(x,n) (((x) & (0x01010101 << n)) >> n)
+#define SECTION(x, n) (((x) >> (n * 8)) & 0xff)
+
+gint
+e_table_selection_model_selected_count (ETableSelectionModel *selection)
+{
+	gint count;
+	int i;
+	int last;
+
+	count = 0;
+
+	last = BOX(selection->row_count - 1);
+
+	for (i = 0; i <= last; i++) {
+		int j;
+		guint32 thiscount = 0;
+		for (j = 0; j < 8; j++)
+			thiscount += PART(selection->selection[i], j);
+		for (j = 0; j < 4; j++)
+			count += SECTION(thiscount, j);
+	}
+
+	return count;
+}
diff --git a/widgets/e-table/e-table-selection-model.h b/widgets/e-table/e-table-selection-model.h
index 6b57ab56f0..6d7b25ed3d 100644
--- a/widgets/e-table/e-table-selection-model.h
+++ b/widgets/e-table/e-table-selection-model.h
@@ -63,6 +63,7 @@ void             e_table_selection_model_maybe_do_something    (ETableSelectionM
 								guint                 col,
 								GdkModifierType       state);
 void             e_table_selection_model_clear           (ETableSelectionModel *selection);
+gint             e_table_selection_model_selected_count  (ETableSelectionModel *selection);
 
 ETableSelectionModel  *e_table_selection_model_new       (void);
 
diff --git a/widgets/table/e-table-selection-model.c b/widgets/table/e-table-selection-model.c
index 09b1d6bf93..9079ce8623 100644
--- a/widgets/table/e-table-selection-model.c
+++ b/widgets/table/e-table-selection-model.c
@@ -472,3 +472,29 @@ e_table_selection_model_clear(ETableSelectionModel *selection)
 	gtk_signal_emit(GTK_OBJECT(selection),
 			e_table_selection_model_signals [SELECTION_CHANGED]);
 }
+
+#define PART(x,n) (((x) & (0x01010101 << n)) >> n)
+#define SECTION(x, n) (((x) >> (n * 8)) & 0xff)
+
+gint
+e_table_selection_model_selected_count (ETableSelectionModel *selection)
+{
+	gint count;
+	int i;
+	int last;
+
+	count = 0;
+
+	last = BOX(selection->row_count - 1);
+
+	for (i = 0; i <= last; i++) {
+		int j;
+		guint32 thiscount = 0;
+		for (j = 0; j < 8; j++)
+			thiscount += PART(selection->selection[i], j);
+		for (j = 0; j < 4; j++)
+			count += SECTION(thiscount, j);
+	}
+
+	return count;
+}
diff --git a/widgets/table/e-table-selection-model.h b/widgets/table/e-table-selection-model.h
index 6b57ab56f0..6d7b25ed3d 100644
--- a/widgets/table/e-table-selection-model.h
+++ b/widgets/table/e-table-selection-model.h
@@ -63,6 +63,7 @@ void             e_table_selection_model_maybe_do_something    (ETableSelectionM
 								guint                 col,
 								GdkModifierType       state);
 void             e_table_selection_model_clear           (ETableSelectionModel *selection);
+gint             e_table_selection_model_selected_count  (ETableSelectionModel *selection);
 
 ETableSelectionModel  *e_table_selection_model_new       (void);