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Some doc and formatting tweaks

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This commit is contained in:
Matthias Clasen 2010-04-28 10:04:21 -04:00
parent c8dd9895e4
commit 50656c74e3
1 changed files with 23 additions and 21 deletions
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44
gtk/gtkextendedlayout.c
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@ -45,19 +45,21 @@
* First the default minimum and natural width for each widget
* in the interface will computed and collectively returned to
* the toplevel by way of gtk_extended_layout_get_desired_width().
* Next; the toplevel will use the minimum width to query for the
* Next, the toplevel will use the minimum width to query for the
* minimum height contextual to that width using
* gtk_extended_layout_get_height_for_width() which will also be a
* highly recursive operation. This minimum for minimum size can be
* gtk_extended_layout_get_height_for_width(), which will also be a
* highly recursive operation. This minimum-for-minimum size can be
* used to set the minimum size constraint on the toplevel.
*
* When allocating; each container can use the minimum and natural
* When allocating, each container can use the minimum and natural
* sizes reported by their children to allocate natural sizes and
* expose as much content as possible with the given allocation.
*
* That means that the request operation at allocation time will
* usually fire again in contexts of different allocated sizes than
* the ones originally queried for.
* the ones originally queried for. #GtkExtendedLayout caches a
* small number of results to avoid re-querying for the same
* allocated size in one allocation cycle.
*
* A widget that does not actually do height-for-width
* or width-for-height size negotiations only has to implement
@ -68,7 +70,7 @@
* both orientations; even if the request only makes sense in
* one orientation.
*
* For instance; a GtkLabel that does height-for-width word wrapping
* For instance, a GtkLabel that does height-for-width word wrapping
* will not expect to have get_desired_height() called because that
* call is specific to a width-for-height request, in this case the
* label must return the heights contextual to its minimum possible
@ -176,7 +178,7 @@ get_cache (GtkExtendedLayout *layout,
gboolean create)
{
ExtendedLayoutCache *cache;
cache = g_object_get_qdata (G_OBJECT (layout), quark_cache);
if (!cache && create)
{
@ -188,7 +190,7 @@ get_cache (GtkExtendedLayout *layout,
g_object_set_qdata_full (G_OBJECT (layout), quark_cache, cache,
(GDestroyNotify)destroy_cache);
}
return cache;
}
@ -248,7 +250,7 @@ compute_size_for_orientation (GtkExtendedLayout *layout,
cache->cached_height_age = 1;
}
}
if (!found_in_cache)
{
gint min_size = 0, nat_size = 0;
@ -319,7 +321,7 @@ compute_size_for_orientation (GtkExtendedLayout *layout,
if (minimum_size)
*minimum_size = cached_size->minimum_size;
if (natural_size)
*natural_size = cached_size->natural_size;
@ -372,8 +374,8 @@ gtk_extended_layout_is_height_for_width (GtkExtendedLayout *layout)
/**
* gtk_extended_layout_get_desired_width:
* @layout: a #GtkExtendedLayout instance
* @minimum_width: location to store the minimum width, or %NULL
* @natural_width: location to store the natural width, or %NULL
* @minimum_width: (allow-none): location to store the minimum width, or %NULL
* @natural_width: (allow-none): location to store the natural width, or %NULL
*
* Retrieves a widget's initial minimum and natural width.
*
@ -395,8 +397,8 @@ gtk_extended_layout_get_desired_width (GtkExtendedLayout *layout,
/**
* gtk_extended_layout_get_desired_height:
* @layout: a #GtkExtendedLayout instance
* @minimum_width: location to store the minimum height, or %NULL
* @natural_width: location to store the natural height, or %NULL
* @minimum_width: (allow-none): location to store the minimum height, or %NULL
* @natural_width: (allow-none): location to store the natural height, or %NULL
*
* Retrieves a widget's initial minimum and natural height.
*
@ -420,8 +422,8 @@ gtk_extended_layout_get_desired_height (GtkExtendedLayout *layout,
* gtk_extended_layout_get_width_for_height:
* @layout: a #GtkExtendedLayout instance
* @height: the size which is available for allocation
* @minimum_size: location for storing the minimum size, or %NULL
* @natural_size: location for storing the natural size, or %NULL
* @minimum_size: (allow-none): location for storing the minimum size, or %NULL
* @natural_size: (allow-none): location for storing the natural size, or %NULL
*
* Retrieves a widget's desired width if it would be given
* the specified @height.
@ -442,8 +444,8 @@ gtk_extended_layout_get_width_for_height (GtkExtendedLayout *layout,
* gtk_extended_layout_get_height_for_width:
* @layout: a #GtkExtendedLayout instance
* @width: the size which is available for allocation
* @minimum_size: location for storing the minimum size, or %NULL
* @natural_size: location for storing the natural size, or %NULL
* @minimum_size: (allow-none): location for storing the minimum size, or %NULL
* @natural_size: (allow-none): location for storing the natural size, or %NULL
*
* Retrieves a widget's desired height if it would be given
* the specified @width.
@ -466,8 +468,8 @@ gtk_extended_layout_get_height_for_width (GtkExtendedLayout *layout,
* @width: the size which is available for allocation
* @request_natural: Whether to base the contextual request off of the
* base natural or the base minimum
* @minimum_size: location for storing the minimum size, or %NULL
* @natural_size: location for storing the natural size, or %NULL
* @minimum_size: (allow-none): location for storing the minimum size, or %NULL
* @natural_size: (allow-none): location for storing the natural size, or %NULL
*
* Retrieves the minimum and natural size of a widget taking
* into account the widget's preference for height-for-width management.
@ -511,7 +513,7 @@ gtk_extended_layout_get_desired_size (GtkExtendedLayout *layout,
minimum_size->width = min_width;
minimum_size->height = min_height;
}
if (natural_size)
{
natural_size->width = nat_width;