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[StTable] now RTL aware

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https://bugzilla.gnome.org/show_bug.cgi?id=584662
This commit is contained in:
Abderrahim Kitouni 2009-11-14 18:23:56 +01:00 committed by Dan Winship
parent 4e8206d60e
commit 3529b8c915
1 changed files with 62 additions and 15 deletions
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53
src/st/st-table.c
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@ -290,7 +290,8 @@ st_table_allocate_fill (ClutterActor *child,
gdouble x_align,
gdouble y_align,
gboolean x_fill,
gboolean y_fill)
gboolean y_fill,
gboolean ltr)
{
gfloat natural_width, natural_height;
gfloat min_width, min_height;
@ -309,10 +310,18 @@ st_table_allocate_fill (ClutterActor *child,
available_height = 0;
if (x_fill)
{
if (ltr)
{
allocation.x1 = childbox->x1;
allocation.x2 = (int)(allocation.x1 + available_width);
}
else
{
allocation.x2 = childbox->x2;
allocation.x1 = (int)(allocation.x2 - available_width);
}
}
if (y_fill)
{
@ -360,10 +369,18 @@ st_table_allocate_fill (ClutterActor *child,
}
if (!x_fill)
{
if (ltr)
{
allocation.x1 = childbox->x1 + (int)((available_width - child_width) * x_align);
allocation.x2 = allocation.x1 + (int) child_width;
}
else
{
allocation.x2 = childbox->x2 - (int)((available_width - child_width) * x_align);
allocation.x1 = allocation.x2 - (int) child_width;
}
}
if (!y_fill)
{
@ -384,6 +401,7 @@ st_table_homogeneous_allocate (ClutterActor *self,
gfloat col_width, row_height;
gint row_spacing, col_spacing;
StTablePrivate *priv = ST_TABLE (self)->priv;
gboolean ltr = st_widget_get_direction (ST_WIDGET (self)) == ST_TEXT_DIRECTION_LTR;
col_spacing = priv->col_spacing;
row_spacing = priv->row_spacing;
@ -421,13 +439,21 @@ st_table_homogeneous_allocate (ClutterActor *self,
x_fill = meta->x_fill;
y_fill = meta->y_fill;
if (ltr)
{
childbox.x1 = content_box->x1 + (col_width + col_spacing) * col;
childbox.x2 = childbox.x1 + (col_width * col_span) + (col_spacing * (col_span - 1));
}
else
{
childbox.x2 = content_box->x2 - (col_width + col_spacing) * col;
childbox.x1 = childbox.x2 - (col_width * col_span) - (col_spacing * (col_span - 1));
}
childbox.y1 = content_box->y1 + (row_height + row_spacing) * row;
childbox.y2 = childbox.y1 + (row_height * row_span) + (row_spacing * (row_span - 1));
st_table_allocate_fill (child, &childbox, x_align, y_align, x_fill, y_fill);
st_table_allocate_fill (child, &childbox, x_align, y_align, x_fill, y_fill, ltr);
clutter_actor_allocate (child, &childbox, flags);
}
@ -725,6 +751,7 @@ st_table_preferred_allocate (ClutterActor *self,
gint *col_widths, *row_heights;
StTable *table;
StTablePrivate *priv;
gboolean ltr;
table = ST_TABLE (self);
priv = ST_TABLE (self)->priv;
@ -741,6 +768,8 @@ st_table_preferred_allocate (ClutterActor *self,
(int) (content_box->y2 - content_box->y1),
col_widths);
ltr = (st_widget_get_direction (ST_WIDGET (self)) == ST_TEXT_DIRECTION_LTR);
for (list = priv->children; list; list = g_slist_next (list))
{
@ -808,10 +837,20 @@ st_table_preferred_allocate (ClutterActor *self,
}
/* calculate child x */
if (ltr)
{
child_x = (int) content_box->x1
+ col_spacing * col;
for (i = 0; i < col; i++)
child_x += col_widths[i];
}
else
{
child_x = (int) content_box->x2
- col_spacing * col;
for (i = 0; i < col; i++)
child_x -= col_widths[i];
}
/* calculate child y */
child_y = (int) content_box->y1
@ -820,14 +859,22 @@ st_table_preferred_allocate (ClutterActor *self,
child_y += row_heights[i];
/* set up childbox */
if (ltr)
{
childbox.x1 = (float) child_x;
childbox.x2 = (float) MAX (0, child_x + col_width);
}
else
{
childbox.x2 = (float) child_x;
childbox.x1 = (float) MAX (0, child_x - col_width);
}
childbox.y1 = (float) child_y;
childbox.y2 = (float) MAX (0, child_y + row_height);
st_table_allocate_fill (child, &childbox, x_align, y_align, x_fill, y_fill);
st_table_allocate_fill (child, &childbox, x_align, y_align, x_fill, y_fill, ltr);
clutter_actor_allocate (child, &childbox, flags);
}