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st-scroll-bar: Clean up get_preferred_width/height

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With the steppers gone, we can remove this macro madness

https://bugzilla.gnome.org/show_bug.cgi?id=670034
This commit is contained in:
Jasper St. Pierre 2012-02-13 23:18:36 -05:00
parent 88eb246b60
commit 6528f8366f
1 changed files with 30 additions and 60 deletions
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90
src/st/st-scroll-bar.c
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@ -317,47 +317,32 @@ st_scroll_bar_get_preferred_width (ClutterActor *self,
StScrollBar *bar = ST_SCROLL_BAR (self);
StScrollBarPrivate *priv = bar->priv;
StThemeNode *theme_node = st_widget_get_theme_node (ST_WIDGET (self));
gfloat trough_min_width, trough_natural_width;
gfloat handle_min_width, handle_natural_width;
st_theme_node_adjust_for_height (theme_node, &for_height);
if (min_width_p)
*min_width_p = 0;
_st_actor_get_preferred_width (priv->trough, for_height, TRUE,
&trough_min_width, &trough_natural_width);
_st_actor_get_preferred_width (priv->handle, for_height, TRUE,
&handle_min_width, &handle_natural_width);
if (natural_width_p)
*natural_width_p = 0;
if (priv->vertical)
{
gfloat tmin_width_p, tnatural_width_p;
if (min_width_p)
*min_width_p = MAX (trough_min_width, handle_min_width);
#define ADJUST_WIDTH_IF_LARGER(actor) \
_st_actor_get_preferred_width (actor, for_height, TRUE, \
&tmin_width_p, &tnatural_width_p); \
if (min_width_p && tmin_width_p > *min_width_p) \
*min_width_p = tmin_width_p; \
if (natural_width_p && tnatural_width_p > *natural_width_p) \
*natural_width_p = tnatural_width_p;
ADJUST_WIDTH_IF_LARGER (priv->trough);
ADJUST_WIDTH_IF_LARGER (priv->handle);
#undef ADJUST_WIDTH_IF_LARGER
if (natural_width_p)
*natural_width_p = MAX (trough_natural_width, handle_natural_width);
}
else
{
gfloat tmin_width_p, tnatural_width_p;
if (min_width_p)
*min_width_p = trough_min_width + handle_min_width;
#define ADD_TO_WIDTH(actor) \
_st_actor_get_preferred_width (actor, for_height, TRUE, \
&tmin_width_p, &tnatural_width_p); \
if (min_width_p) \
*min_width_p += tmin_width_p; \
if (natural_width_p ) \
*natural_width_p += tnatural_width_p;
ADD_TO_WIDTH (priv->trough);
ADD_TO_WIDTH (priv->handle);
#undef ADD_TO_WIDTH
if (natural_width_p)
*natural_width_p = trough_natural_width + handle_natural_width;
}
st_theme_node_adjust_preferred_width (theme_node, min_width_p, natural_width_p);
@ -372,47 +357,32 @@ st_scroll_bar_get_preferred_height (ClutterActor *self,
StScrollBar *bar = ST_SCROLL_BAR (self);
StScrollBarPrivate *priv = bar->priv;
StThemeNode *theme_node = st_widget_get_theme_node (ST_WIDGET (self));
gfloat trough_min_height, trough_natural_height;
gfloat handle_min_height, handle_natural_height;
st_theme_node_adjust_for_width (theme_node, &for_width);
if (min_height_p)
*min_height_p = 0;
_st_actor_get_preferred_height (priv->trough, for_width, TRUE,
&trough_min_height, &trough_natural_height);
_st_actor_get_preferred_height (priv->handle, for_width, TRUE,
&handle_min_height, &handle_natural_height);
if (natural_height_p)
*natural_height_p = 0;
if (priv->vertical)
{
gfloat tmin_height_p, tnatural_height_p;
if (min_height_p)
*min_height_p = trough_min_height + handle_min_height;
#define ADD_TO_HEIGHT(actor) \
_st_actor_get_preferred_height (actor, for_width, FALSE, \
&tmin_height_p, &tnatural_height_p); \
if (min_height_p) \
*min_height_p += tmin_height_p; \
if (natural_height_p) \
*natural_height_p += tnatural_height_p;
ADD_TO_HEIGHT (priv->trough);
ADD_TO_HEIGHT (priv->handle);
#undef ADD_TO_HEIGHT
if (natural_height_p)
*natural_height_p = trough_natural_height + handle_natural_height;
}
else
{
gfloat tmin_height_p, tnatural_height_p;
if (min_height_p)
*min_height_p = MAX (trough_min_height, handle_min_height);
#define ADJUST_HEIGHT_IF_LARGER(actor) \
_st_actor_get_preferred_height (actor, for_width, FALSE, \
&tmin_height_p, &tnatural_height_p); \
if (min_height_p && tmin_height_p > *min_height_p) \
*min_height_p = tmin_height_p; \
if (natural_height_p && tnatural_height_p > *natural_height_p) \
*natural_height_p = tnatural_height_p;
ADJUST_HEIGHT_IF_LARGER (priv->trough);
ADJUST_HEIGHT_IF_LARGER (priv->handle);
#undef ADJUST_HEIGHT_IF_LARGER
if (natural_height_p)
*natural_height_p = MAX (trough_natural_height, handle_natural_height);
}
st_theme_node_adjust_preferred_height (theme_node, min_height_p, natural_height_p);