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authorChris Lahey <clahey@src.gnome.org>2002-02-07 18:05:45 +0800
committerChris Lahey <clahey@src.gnome.org>2002-02-07 18:05:45 +0800
commit2819f70ff28272a58c8e923b7be2731efb490a17 (patch)
tree992e46f7522b75d4e6ec37248a105fefc6178028 /widgets/table/e-table.c
parentbfd54850fa9ab62b9750f16fd3bc33adc7d3b4ba (diff)
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*** empty log message ***
svn path=/trunk/; revision=15588
Diffstat (limited to 'widgets/table/e-table.c')
-rw-r--r--widgets/table/e-table.c101
1 files changed, 93 insertions, 8 deletions
diff --git a/widgets/table/e-table.c b/widgets/table/e-table.c
index 2d37fa45ef..065e821b4f 100644
--- a/widgets/table/e-table.c
+++ b/widgets/table/e-table.c
@@ -74,6 +74,7 @@ enum {
CLICK,
KEY_PRESS,
START_DRAG,
+ STATE_CHANGE,
TABLE_DRAG_BEGIN,
TABLE_DRAG_END,
@@ -185,6 +186,58 @@ et_disconnect_model (ETable *et)
}
static void
+e_table_state_change (ETable *et)
+{
+ gtk_signal_emit (GTK_OBJECT (et),
+ et_signals [STATE_CHANGE]);
+}
+
+static void
+structure_changed (ETableHeader *header, ETable *et)
+{
+ e_table_state_change (et);
+}
+
+static void
+expansion_changed (ETableHeader *header, ETable *et)
+{
+ e_table_state_change (et);
+}
+
+static void
+disconnect_header (ETable *e_table)
+{
+ if (e_table->header == NULL)
+ return;
+
+ if (e_table->structure_change_id)
+ gtk_signal_disconnect (GTK_OBJECT (e_table->header),
+ e_table->structure_change_id);
+ if (e_table->expansion_change_id)
+ gtk_signal_disconnect (GTK_OBJECT (e_table->header),
+ e_table->expansion_change_id);
+
+ gtk_object_unref(GTK_OBJECT(e_table->header));
+ e_table->header = NULL;
+}
+
+static void
+connect_header (ETable *e_table, ETableState *state)
+{
+ if (e_table->header != NULL)
+ disconnect_header (e_table);
+
+ e_table->header = e_table_state_to_header (GTK_WIDGET(e_table), e_table->full_header, state);
+
+ e_table->structure_change_id =
+ gtk_signal_connect (GTK_OBJECT (e_table->header), "structure_change",
+ structure_changed, e_table);
+ e_table->expansion_change_id =
+ gtk_signal_connect (GTK_OBJECT (e_table->header), "expansion_change",
+ expansion_changed, e_table);
+}
+
+static void
et_destroy (GtkObject *object)
{
ETable *et = E_TABLE (object);
@@ -194,16 +247,20 @@ et_destroy (GtkObject *object)
if (et->group_info_change_id)
gtk_signal_disconnect (GTK_OBJECT (et->sort_info),
et->group_info_change_id);
-
+ if (et->sort_info_change_id)
+ gtk_signal_disconnect (GTK_OBJECT (et->sort_info),
+ et->sort_info_change_id);
+
if (et->reflow_idle_id)
g_source_remove(et->reflow_idle_id);
et->reflow_idle_id = 0;
scroll_off (et);
+ disconnect_header (et);
+
gtk_object_unref (GTK_OBJECT (et->model));
gtk_object_unref (GTK_OBJECT (et->full_header));
- gtk_object_unref (GTK_OBJECT (et->header));
gtk_object_unref (GTK_OBJECT (et->sort_info));
gtk_object_unref (GTK_OBJECT (et->sorter));
gtk_object_unref (GTK_OBJECT (et->selection));
@@ -240,6 +297,9 @@ e_table_init (GtkObject *object)
e_table->sort_info = NULL;
e_table->group_info_change_id = 0;
+ e_table->sort_info_change_id = 0;
+ e_table->structure_change_id = 0;
+ e_table->expansion_change_id = 0;
e_table->reflow_idle_id = 0;
e_table->scroll_idle_id = 0;
@@ -337,7 +397,7 @@ header_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, ETable *e_
}
static void
-sort_info_changed (ETableSortInfo *info, ETable *et)
+group_info_changed (ETableSortInfo *info, ETable *et)
{
gboolean will_be_grouped = e_table_sort_info_grouping_get_count(info) > 0;
if (et->is_grouped || will_be_grouped) {
@@ -348,6 +408,13 @@ sort_info_changed (ETableSortInfo *info, ETable *et)
et->rebuild_idle_id = g_idle_add_full (20, changed_idle, et, NULL);
}
}
+ e_table_state_change (et);
+}
+
+static void
+sort_info_changed (ETableSortInfo *info, ETable *et)
+{
+ e_table_state_change (et);
}
static void
@@ -927,10 +994,7 @@ e_table_fill_table (ETable *e_table, ETableModel *model)
void
e_table_set_state_object(ETable *e_table, ETableState *state)
{
- if (e_table->header)
- gtk_object_unref(GTK_OBJECT(e_table->header));
- e_table->header = e_table_state_to_header (GTK_WIDGET(e_table), e_table->full_header, state);
-
+ connect_header (e_table, state);
gtk_object_set (GTK_OBJECT (e_table->header),
"width", (double) (GTK_WIDGET(e_table->table_canvas)->allocation.width),
NULL);
@@ -939,6 +1003,9 @@ e_table_set_state_object(ETable *e_table, ETableState *state)
if (e_table->group_info_change_id)
gtk_signal_disconnect (GTK_OBJECT (e_table->sort_info),
e_table->group_info_change_id);
+ if (e_table->sort_info_change_id)
+ gtk_signal_disconnect (GTK_OBJECT (e_table->sort_info),
+ e_table->sort_info_change_id);
gtk_object_unref(GTK_OBJECT(e_table->sort_info));
}
if (state->sort_info) {
@@ -947,6 +1014,11 @@ e_table_set_state_object(ETable *e_table, ETableState *state)
e_table->group_info_change_id =
gtk_signal_connect (GTK_OBJECT (e_table->sort_info),
"group_info_changed",
+ GTK_SIGNAL_FUNC (group_info_changed),
+ e_table);
+ e_table->sort_info_change_id =
+ gtk_signal_connect (GTK_OBJECT (e_table->sort_info),
+ "sort_info_changed",
GTK_SIGNAL_FUNC (sort_info_changed),
e_table);
}
@@ -1154,7 +1226,7 @@ et_real_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete,
gtk_widget_push_visual (gdk_rgb_get_visual ());
gtk_widget_push_colormap (gdk_rgb_get_cmap ());
- e_table->header = e_table_state_to_header (GTK_WIDGET(e_table), e_table->full_header, state);
+ connect_header (e_table, state);
e_table->horizontal_scrolling = specification->horizontal_scrolling;
e_table->allow_grouping = specification->allow_grouping;
@@ -1164,6 +1236,10 @@ et_real_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete,
e_table->group_info_change_id =
gtk_signal_connect (GTK_OBJECT (e_table->sort_info), "group_info_changed",
+ GTK_SIGNAL_FUNC (group_info_changed), e_table);
+
+ e_table->sort_info_change_id =
+ gtk_signal_connect (GTK_OBJECT (e_table->sort_info), "sort_info_changed",
GTK_SIGNAL_FUNC (sort_info_changed), e_table);
@@ -2678,6 +2754,7 @@ e_table_class_init (ETableClass *class)
class->click = NULL;
class->key_press = NULL;
class->start_drag = et_real_start_drag;
+ class->state_change = NULL;
class->table_drag_begin = NULL;
class->table_drag_end = NULL;
@@ -2753,6 +2830,14 @@ e_table_class_init (ETableClass *class)
e_marshal_INT__INT_INT_POINTER,
GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_EVENT);
+ et_signals [STATE_CHANGE] =
+ gtk_signal_new ("state_change",
+ GTK_RUN_LAST,
+ E_OBJECT_CLASS_TYPE (object_class),
+ GTK_SIGNAL_OFFSET (ETableClass, state_change),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
et_signals[TABLE_DRAG_BEGIN] =
gtk_signal_new ("table_drag_begin",
GTK_RUN_LAST,