cylinder list: set edit/delete button sensitivity

They are only sensitive when there is a cylinder selected.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Linus Torvalds 2011-10-02 13:27:03 -07:00
parent 9afcee3b17
commit fa86f973a3

View file

@ -234,6 +234,10 @@ void show_dive_equipment(struct dive *dive)
break;
} while (--max);
gtk_widget_set_sensitive(cylinder_list.edit, 0);
gtk_widget_set_sensitive(cylinder_list.del, 0);
gtk_widget_set_sensitive(cylinder_list.add, max < MAX_CYLINDERS);
for (i = 0; i < max; i++) {
cylinder_t *cyl = dive->cylinder+i;
@ -552,9 +556,20 @@ static void percentage_data_func(GtkTreeViewColumn *col,
g_object_set(renderer, "text", buffer, NULL);
}
static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
{
GtkTreeIter iter;
int selected;
selected = gtk_tree_selection_get_selected(selection, NULL, &iter);
gtk_widget_set_sensitive(cylinder_list.edit, selected);
gtk_widget_set_sensitive(cylinder_list.del, selected);
}
static GtkWidget *cylinder_list_create(void)
{
GtkWidget *tree_view;
GtkTreeSelection *selection;
GtkListStore *model;
model = gtk_list_store_new(CYL_COLUMNS,
@ -569,6 +584,11 @@ static GtkWidget *cylinder_list_create(void)
);
cylinder_list.model = model;
tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(model));
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree_view));
gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_BROWSE);
g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), model);
cylinder_list.desc = tree_view_column(tree_view, CYL_DESC, "Type", NULL, PANGO_ALIGN_LEFT, TRUE);
cylinder_list.size = tree_view_column(tree_view, CYL_SIZE, "Size", size_data_func, PANGO_ALIGN_RIGHT, TRUE);
cylinder_list.workp = tree_view_column(tree_view, CYL_WORKP, "MaxPress", pressure_data_func, PANGO_ALIGN_RIGHT, TRUE);