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columnview: Add column reordering

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Add an API to allow reordering columns.
This commit is contained in:
Matthias Clasen 2019-12-18 02:19:48 -05:00
parent ed02bea20d
commit c6c8263704
3 changed files with 55 additions and 0 deletions
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1
docs/reference/gtk/gtk4-sections.txt
View File

@ -496,6 +496,7 @@ gtk_list_view_get_type
GtkColumnView
gtk_column_view_new
gtk_column_view_append_column
gtk_column_view_insert_column
gtk_column_view_remove_column
gtk_column_view_get_columns
gtk_column_view_get_model

50
gtk/gtkcolumnview.c
View File

@ -691,6 +691,7 @@ gtk_column_view_remove_column (GtkColumnView *self,
g_object_unref (item);
if (item == column)
break;
}
gtk_column_view_sorter_remove_column (GTK_COLUMN_VIEW_SORTER (self->sorter), column);
@ -698,6 +699,55 @@ gtk_column_view_remove_column (GtkColumnView *self,
g_list_store_remove (self->columns, i);
}
/**
* gtk_column_view_insert_column:
* @self: a #GtkColumnView
* @position: the position to insert @column at
* @column: the #GtkColumnViewColumn to insert
*
* Inserts a column at the given position in the columns of @self.
*
* If @column is already a column of @self, it will be repositioned.
*/
void
gtk_column_view_insert_column (GtkColumnView *self,
guint position,
GtkColumnViewColumn *column)
{
g_return_if_fail (GTK_IS_COLUMN_VIEW (self));
g_return_if_fail (GTK_IS_COLUMN_VIEW_COLUMN (column));
g_return_if_fail (gtk_column_view_column_get_column_view (column) == NULL ||
gtk_column_view_column_get_column_view (column) == self);
g_return_if_fail (position <= g_list_model_get_n_items (G_LIST_MODEL (self->columns)));
g_object_ref (column);
if (gtk_column_view_column_get_column_view (column) == self)
{
guint i;
for (i = 0; i < g_list_model_get_n_items (G_LIST_MODEL (self->columns)); i++)
{
GtkColumnViewColumn *item = g_list_model_get_item (G_LIST_MODEL (self->columns), i);
g_object_unref (item);
if (item == column)
{
g_list_store_remove (self->columns, i);
break;
}
}
}
else
gtk_column_view_column_set_column_view (column, self);
g_list_store_insert (self->columns, position, column);
gtk_column_view_column_queue_resize (column);
g_object_unref (column);
}
void
gtk_column_view_measure_across (GtkColumnView *self,
int *minimum,

4
gtk/gtkcolumnview.h
View File

@ -61,6 +61,10 @@ void gtk_column_view_append_column (GtkColumnView
GDK_AVAILABLE_IN_ALL
void gtk_column_view_remove_column (GtkColumnView *self,
GtkColumnViewColumn *column);
GDK_AVAILABLE_IN_ALL
void gtk_column_view_insert_column (GtkColumnView *self,
guint position,
GtkColumnViewColumn *column);
GDK_AVAILABLE_IN_ALL
GListModel * gtk_column_view_get_model (GtkColumnView *self);