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Fix gtk_grid_attach_next_to

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The function did not behave as intended when @sibling is NULL.
Also add an example to the docs to clarify the intended behaviour.
This commit is contained in:
Matthias Clasen 2011-10-25 23:18:21 -04:00
parent 7f80ee3a38
commit 362ff7bedf
1 changed files with 9 additions and 4 deletions
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13
gtk/gtkgrid.c
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@ -1470,6 +1470,9 @@ gtk_grid_attach (GtkGrid *grid,
* @side. When @sibling is %NULL, the widget is placed in row (for
* left or right placement) or column 0 (for top or bottom placement),
* at the end indicated by @side.
*
* Attaching widgets labeled [1], [2], [3] with @sibling == %NULL and
* @side == %GTK_POS_LEFT yields a layout of [3][2][1].
*/
void
gtk_grid_attach_next_to (GtkGrid *grid,
@ -1520,20 +1523,22 @@ gtk_grid_attach_next_to (GtkGrid *grid,
switch (side)
{
case GTK_POS_LEFT:
left = find_attach_position (grid, GTK_ORIENTATION_HORIZONTAL, 0, height, TRUE);
left = find_attach_position (grid, GTK_ORIENTATION_HORIZONTAL, 0, height, FALSE);
left -= width;
top = 0;
break;
case GTK_POS_RIGHT:
left = find_attach_position (grid, GTK_ORIENTATION_HORIZONTAL, 0, height, FALSE);
left = find_attach_position (grid, GTK_ORIENTATION_HORIZONTAL, 0, height, TRUE);
top = 0;
break;
case GTK_POS_TOP:
left = 0;
top = find_attach_position (grid, GTK_ORIENTATION_VERTICAL, 0, width, TRUE);
top = find_attach_position (grid, GTK_ORIENTATION_VERTICAL, 0, width, FALSE);
top -= height;
break;
case GTK_POS_BOTTOM:
left = 0;
top = find_attach_position (grid, GTK_ORIENTATION_VERTICAL, 0, width, FALSE);
top = find_attach_position (grid, GTK_ORIENTATION_VERTICAL, 0, width, TRUE);
break;
default:
g_assert_not_reached ();