X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=gtk%2Fgtksizerequest.c;h=0ce86bd66fc95b849c98347619791f28898604b8;hb=02e915273845b21af223e7e5e2425569afcf1b83;hp=adc218713b829e2a429393e9fae76debb1dad068;hpb=5989a6405fb39567a39e2e49824c465246d26cee;p=~andy%2Fgtk
diff --git a/gtk/gtksizerequest.c b/gtk/gtksizerequest.c
index adc218713..0ce86bd66 100644
--- a/gtk/gtksizerequest.c
+++ b/gtk/gtksizerequest.c
@@ -16,9 +16,7 @@
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see .
*/
#include
@@ -29,7 +27,9 @@
#include "gtkintl.h"
#include "gtkprivate.h"
#include "gtksizegroup-private.h"
+#include "gtksizerequestcacheprivate.h"
#include "gtkwidgetprivate.h"
+#include "deprecated/gtkstyle.h"
#ifndef G_DISABLE_CHECKS
@@ -38,7 +38,7 @@ static GQuark recursion_check_quark = 0;
static void
push_recursion_check (GtkWidget *widget,
- GtkSizeGroupMode orientation,
+ GtkOrientation orientation,
gint for_size)
{
#ifndef G_DISABLE_CHECKS
@@ -50,7 +50,7 @@ push_recursion_check (GtkWidget *widget,
previous_method = g_object_get_qdata (G_OBJECT (widget), recursion_check_quark);
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
method = for_size < 0 ? "get_width" : "get_width_for_height";
}
@@ -76,270 +76,52 @@ push_recursion_check (GtkWidget *widget,
static void
pop_recursion_check (GtkWidget *widget,
- GtkSizeGroupMode orientation)
+ GtkOrientation orientation)
{
#ifndef G_DISABLE_CHECKS
g_object_set_qdata (G_OBJECT (widget), recursion_check_quark, NULL);
#endif
}
-
-static void
-clear_cache (SizeRequestCache *cache,
- GtkSizeGroupMode orientation)
+static const char *
+get_vfunc_name (GtkOrientation orientation,
+ gint for_size)
{
- SizeRequest **sizes;
- gint i;
-
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- {
- sizes = cache->widths;
-
- cache->widths = NULL;
- cache->cached_widths = 0;
- cache->last_cached_width = 0;
- cache->cached_base_width = FALSE;
- }
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
+ return for_size < 0 ? "get_preferred_width" : "get_preferred_width_for_height";
else
- {
- sizes = cache->heights;
-
- cache->heights = NULL;
- cache->cached_heights = 0;
- cache->last_cached_height = 0;
- cache->cached_base_height = FALSE;
- }
-
- if (sizes)
- {
- for (i = 0; i < GTK_SIZE_REQUEST_CACHED_SIZES && sizes[i] != NULL; i++)
- g_slice_free (SizeRequest, sizes[i]);
-
- g_slice_free1 (sizeof (SizeRequest *) * GTK_SIZE_REQUEST_CACHED_SIZES, sizes);
- }
+ return for_size < 0 ? "get_preferred_height" : "get_preferred_height_for_width";
}
-void
-_gtk_widget_free_cached_sizes (GtkWidget *widget)
-{
- SizeRequestCache *cache;
-
- cache = _gtk_widget_peek_request_cache (widget);
-
- clear_cache (cache, GTK_SIZE_GROUP_HORIZONTAL);
- clear_cache (cache, GTK_SIZE_GROUP_VERTICAL);
-}
-
-/* This function checks if 'request_needed' flag is present
- * and resets the cache state if a request is needed for
- * a given orientation.
- */
-static SizeRequestCache *
-init_cache (GtkWidget *widget)
+static void
+gtk_widget_query_size_for_orientation (GtkWidget *widget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size)
{
SizeRequestCache *cache;
+ gint min_size = 0;
+ gint nat_size = 0;
+ gboolean found_in_cache;
- cache = _gtk_widget_peek_request_cache (widget);
-
- if (_gtk_widget_get_width_request_needed (widget))
- clear_cache (cache, GTK_SIZE_GROUP_HORIZONTAL);
- else if (_gtk_widget_get_height_request_needed (widget))
- clear_cache (cache, GTK_SIZE_GROUP_VERTICAL);
-
- return cache;
-}
-
-/* looks for a cached size request for this for_size. If not
- * found, returns the oldest entry so it can be overwritten
- *
- * Note that this caching code was originally derived from
- * the Clutter toolkit but has evolved for other GTK+ requirements.
- */
-static gboolean
-get_cached_size (GtkWidget *widget,
- GtkSizeGroupMode orientation,
- gint for_size,
- CachedSize **result)
-{
- SizeRequestCache *cache;
- SizeRequest **cached_sizes;
- guint i, n_sizes;
-
- cache = init_cache (widget);
-
- if (for_size < 0)
- {
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- {
- *result = &cache->cached_width;
- return cache->cached_base_width;
- }
- else
- {
- *result = &cache->cached_height;
- return cache->cached_base_height;
- }
- }
-
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- {
- cached_sizes = cache->widths;
- n_sizes = cache->cached_widths;
- }
- else
- {
- cached_sizes = cache->heights;
- n_sizes = cache->cached_heights;
- }
-
- /* Search for an already cached size */
- for (i = 0; i < n_sizes; i++)
- {
- if (cached_sizes[i]->lower_for_size <= for_size &&
- cached_sizes[i]->upper_for_size >= for_size)
- {
- *result = &cached_sizes[i]->cached_size;
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
-static void
-commit_cached_size (GtkWidget *widget,
- GtkSizeGroupMode orientation,
- gint for_size,
- gint minimum_size,
- gint natural_size)
-{
- SizeRequestCache *cache;
- SizeRequest **cached_sizes;
- guint i, n_sizes;
+ if (gtk_widget_get_request_mode (widget) == GTK_SIZE_REQUEST_CONSTANT_SIZE)
+ for_size = -1;
cache = _gtk_widget_peek_request_cache (widget);
-
- /* First handle caching of the base requests */
- if (for_size < 0)
- {
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- {
- cache->cached_width.minimum_size = minimum_size;
- cache->cached_width.natural_size = natural_size;
- cache->cached_base_width = TRUE;
- }
- else
- {
- cache->cached_height.minimum_size = minimum_size;
- cache->cached_height.natural_size = natural_size;
- cache->cached_base_height = TRUE;
- }
- return;
- }
-
- /* Check if the minimum_size and natural_size is already
- * in the cache and if this result can be used to extend
- * that cache entry
- */
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- {
- cached_sizes = cache->widths;
- n_sizes = cache->cached_widths;
- }
- else
- {
- cached_sizes = cache->heights;
- n_sizes = cache->cached_heights;
- }
-
- for (i = 0; i < n_sizes; i++)
- {
- if (cached_sizes[i]->cached_size.minimum_size == minimum_size &&
- cached_sizes[i]->cached_size.natural_size == natural_size)
- {
- cached_sizes[i]->lower_for_size = MIN (cached_sizes[i]->lower_for_size, for_size);
- cached_sizes[i]->upper_for_size = MAX (cached_sizes[i]->upper_for_size, for_size);
- return;
- }
- }
-
- /* If not found, pull a new size from the cache, the returned size cache
- * will immediately be used to cache the new computed size so we go ahead
- * and increment the last_cached_width/height right away */
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- {
- if (cache->cached_widths < GTK_SIZE_REQUEST_CACHED_SIZES)
- {
- cache->cached_widths++;
- cache->last_cached_width = cache->cached_widths - 1;
- }
- else
- {
- if (++cache->last_cached_width == GTK_SIZE_REQUEST_CACHED_SIZES)
- cache->last_cached_width = 0;
- }
-
- if (!cache->widths)
- cache->widths = g_slice_alloc0 (sizeof (SizeRequest *) * GTK_SIZE_REQUEST_CACHED_SIZES);
-
- if (!cache->widths[cache->last_cached_width])
- cache->widths[cache->last_cached_width] = g_slice_new (SizeRequest);
-
- cache->widths[cache->last_cached_width]->lower_for_size = for_size;
- cache->widths[cache->last_cached_width]->upper_for_size = for_size;
- cache->widths[cache->last_cached_width]->cached_size.minimum_size = minimum_size;
- cache->widths[cache->last_cached_width]->cached_size.natural_size = natural_size;
- }
- else /* GTK_SIZE_GROUP_VERTICAL */
- {
- if (cache->cached_heights < GTK_SIZE_REQUEST_CACHED_SIZES)
- {
- cache->cached_heights++;
- cache->last_cached_height = cache->cached_heights - 1;
- }
- else
- {
- if (++cache->last_cached_height == GTK_SIZE_REQUEST_CACHED_SIZES)
- cache->last_cached_height = 0;
- }
-
- if (!cache->heights)
- cache->heights = g_slice_alloc0 (sizeof (SizeRequest *) * GTK_SIZE_REQUEST_CACHED_SIZES);
-
- if (!cache->heights[cache->last_cached_height])
- cache->heights[cache->last_cached_height] = g_slice_new (SizeRequest);
-
- cache->heights[cache->last_cached_height]->lower_for_size = for_size;
- cache->heights[cache->last_cached_height]->upper_for_size = for_size;
- cache->heights[cache->last_cached_height]->cached_size.minimum_size = minimum_size;
- cache->heights[cache->last_cached_height]->cached_size.natural_size = natural_size;
- }
-}
-
-/* This is the main function that checks for a cached size and
- * possibly queries the widget class to compute the size if it's
- * not cached. If the for_size here is -1, then get_preferred_width()
- * or get_preferred_height() will be used.
- */
-static void
-compute_size_for_orientation (GtkWidget *widget,
- GtkSizeGroupMode orientation,
- gint for_size,
- gint *minimum_size,
- gint *natural_size)
-{
- CachedSize *cached_size;
- gboolean found_in_cache = FALSE;
- gint min_size = 0;
- gint nat_size = 0;
-
- found_in_cache = get_cached_size (widget, orientation, for_size, &cached_size);
-
+ found_in_cache = _gtk_size_request_cache_lookup (cache,
+ orientation,
+ for_size,
+ &min_size,
+ &nat_size);
+
if (!found_in_cache)
{
gint adjusted_min, adjusted_natural, adjusted_for_size = for_size;
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
+ gtk_widget_ensure_style (widget);
+
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
if (for_size < 0)
{
@@ -408,21 +190,14 @@ compute_size_for_orientation (GtkWidget *widget,
if (min_size > nat_size)
{
- g_warning ("%s %p reported min size %d and natural size %d; natural size must be >= min size",
- G_OBJECT_TYPE_NAME (widget), widget, min_size, nat_size);
+ g_warning ("%s %p reported min size %d and natural size %d in %s(); natural size must be >= min size",
+ G_OBJECT_TYPE_NAME (widget), widget, min_size, nat_size, get_vfunc_name (orientation, for_size));
}
- if (orientation == GTK_SIZE_GROUP_HORIZONTAL)
- _gtk_widget_set_width_request_needed (widget, FALSE);
- else
- _gtk_widget_set_height_request_needed (widget, FALSE);
-
adjusted_min = min_size;
adjusted_natural = nat_size;
GTK_WIDGET_GET_CLASS (widget)->adjust_size_request (widget,
- orientation == GTK_SIZE_GROUP_HORIZONTAL ?
- GTK_ORIENTATION_HORIZONTAL :
- GTK_ORIENTATION_VERTICAL,
+ orientation,
&adjusted_min,
&adjusted_natural);
@@ -431,7 +206,7 @@ compute_size_for_orientation (GtkWidget *widget,
{
g_warning ("%s %p adjusted size %s min %d natural %d must not decrease below min %d natural %d",
G_OBJECT_TYPE_NAME (widget), widget,
- orientation == GTK_SIZE_GROUP_VERTICAL ? "vertical" : "horizontal",
+ orientation == GTK_ORIENTATION_VERTICAL ? "vertical" : "horizontal",
adjusted_min, adjusted_natural,
min_size, nat_size);
/* don't use the adjustment */
@@ -440,7 +215,7 @@ compute_size_for_orientation (GtkWidget *widget,
{
g_warning ("%s %p adjusted size %s min %d natural %d original min %d natural %d has min greater than natural",
G_OBJECT_TYPE_NAME (widget), widget,
- orientation == GTK_SIZE_GROUP_VERTICAL ? "vertical" : "horizontal",
+ orientation == GTK_ORIENTATION_VERTICAL ? "vertical" : "horizontal",
adjusted_min, adjusted_natural,
min_size, nat_size);
/* don't use the adjustment */
@@ -452,20 +227,11 @@ compute_size_for_orientation (GtkWidget *widget,
nat_size = adjusted_natural;
}
- /* Update size-groups with our request and update our cached requests
- * with the size-group values in a single pass.
- */
- _gtk_size_group_bump_requisition (widget,
- orientation,
- &min_size,
- &nat_size);
-
- commit_cached_size (widget, orientation, for_size, min_size, nat_size);
- }
- else
- {
- min_size = cached_size->minimum_size;
- nat_size = cached_size->natural_size;
+ _gtk_size_request_cache_commit (cache,
+ orientation,
+ for_size,
+ min_size,
+ nat_size);
}
if (minimum_size)
@@ -479,11 +245,69 @@ compute_size_for_orientation (GtkWidget *widget,
GTK_NOTE (SIZE_REQUEST,
g_print ("[%p] %s\t%s: %d is minimum %d and natural: %d (hit cache: %s)\n",
widget, G_OBJECT_TYPE_NAME (widget),
- orientation == GTK_SIZE_GROUP_HORIZONTAL ?
+ orientation == GTK_ORIENTATION_HORIZONTAL ?
"width for height" : "height for width" ,
for_size, min_size, nat_size,
found_in_cache ? "yes" : "no"));
+}
+
+/* This is the main function that checks for a cached size and
+ * possibly queries the widget class to compute the size if it's
+ * not cached. If the for_size here is -1, then get_preferred_width()
+ * or get_preferred_height() will be used.
+ */
+void
+_gtk_widget_compute_size_for_orientation (GtkWidget *widget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum,
+ gint *natural)
+{
+ GHashTable *widgets;
+ GHashTableIter iter;
+ gpointer key;
+ gint min_result = 0, nat_result = 0;
+
+ if (!gtk_widget_get_visible (widget) && !gtk_widget_is_toplevel (widget))
+ {
+ if (minimum)
+ *minimum = 0;
+ if (natural)
+ *natural = 0;
+ return;
+ }
+
+ if (G_LIKELY (!_gtk_widget_get_sizegroups (widget)))
+ {
+ gtk_widget_query_size_for_orientation (widget, orientation, for_size, minimum, natural);
+ return;
+ }
+ widgets = _gtk_size_group_get_widget_peers (widget, orientation);
+
+ g_hash_table_foreach (widgets, (GHFunc) g_object_ref, NULL);
+
+ g_hash_table_iter_init (&iter, widgets);
+ while (g_hash_table_iter_next (&iter, &key, NULL))
+ {
+ GtkWidget *tmp_widget = key;
+ gint min_dimension, nat_dimension;
+
+ gtk_widget_query_size_for_orientation (tmp_widget, orientation, for_size, &min_dimension, &nat_dimension);
+
+ min_result = MAX (min_result, min_dimension);
+ nat_result = MAX (nat_result, nat_dimension);
+ }
+
+ g_hash_table_foreach (widgets, (GHFunc) g_object_unref, NULL);
+
+ g_hash_table_destroy (widgets);
+
+ if (minimum)
+ *minimum = min_result;
+
+ if (natural)
+ *natural = nat_result;
}
/**
@@ -505,9 +329,19 @@ compute_size_for_orientation (GtkWidget *widget,
GtkSizeRequestMode
gtk_widget_get_request_mode (GtkWidget *widget)
{
- g_return_val_if_fail (GTK_IS_WIDGET (widget), GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH);
+ SizeRequestCache *cache;
+
+ g_return_val_if_fail (GTK_IS_WIDGET (widget), GTK_SIZE_REQUEST_CONSTANT_SIZE);
- return GTK_WIDGET_GET_CLASS (widget)->get_request_mode (widget);
+ cache = _gtk_widget_peek_request_cache (widget);
+
+ if (!cache->request_mode_valid)
+ {
+ cache->request_mode = GTK_WIDGET_GET_CLASS (widget)->get_request_mode (widget);
+ cache->request_mode_valid = TRUE;
+ }
+
+ return cache->request_mode;
}
/**
@@ -537,8 +371,11 @@ gtk_widget_get_preferred_width (GtkWidget *widget,
g_return_if_fail (GTK_IS_WIDGET (widget));
g_return_if_fail (minimum_width != NULL || natural_width != NULL);
- compute_size_for_orientation (widget, GTK_SIZE_GROUP_HORIZONTAL,
- -1, minimum_width, natural_width);
+ _gtk_widget_compute_size_for_orientation (widget,
+ GTK_ORIENTATION_HORIZONTAL,
+ -1,
+ minimum_width,
+ natural_width);
}
@@ -568,8 +405,11 @@ gtk_widget_get_preferred_height (GtkWidget *widget,
g_return_if_fail (GTK_IS_WIDGET (widget));
g_return_if_fail (minimum_height != NULL || natural_height != NULL);
- compute_size_for_orientation (widget, GTK_SIZE_GROUP_VERTICAL,
- -1, minimum_height, natural_height);
+ _gtk_widget_compute_size_for_orientation (widget,
+ GTK_ORIENTATION_VERTICAL,
+ -1,
+ minimum_height,
+ natural_height);
}
@@ -602,12 +442,11 @@ gtk_widget_get_preferred_width_for_height (GtkWidget *widget,
g_return_if_fail (minimum_width != NULL || natural_width != NULL);
g_return_if_fail (height >= 0);
- if (GTK_WIDGET_GET_CLASS (widget)->get_request_mode (widget) == GTK_SIZE_REQUEST_CONSTANT_SIZE)
- compute_size_for_orientation (widget, GTK_SIZE_GROUP_HORIZONTAL,
- -1, minimum_width, natural_width);
- else
- compute_size_for_orientation (widget, GTK_SIZE_GROUP_HORIZONTAL,
- height, minimum_width, natural_width);
+ _gtk_widget_compute_size_for_orientation (widget,
+ GTK_ORIENTATION_HORIZONTAL,
+ height,
+ minimum_width,
+ natural_width);
}
/**
@@ -638,12 +477,11 @@ gtk_widget_get_preferred_height_for_width (GtkWidget *widget,
g_return_if_fail (minimum_height != NULL || natural_height != NULL);
g_return_if_fail (width >= 0);
- if (GTK_WIDGET_GET_CLASS (widget)->get_request_mode (widget) == GTK_SIZE_REQUEST_CONSTANT_SIZE)
- compute_size_for_orientation (widget, GTK_SIZE_GROUP_VERTICAL,
- -1, minimum_height, natural_height);
- else
- compute_size_for_orientation (widget, GTK_SIZE_GROUP_VERTICAL,
- width, minimum_height, natural_height);
+ _gtk_widget_compute_size_for_orientation (widget,
+ GTK_ORIENTATION_VERTICAL,
+ width,
+ minimum_height,
+ natural_height);
}
/**