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Support GtkWidget expand properties in GtkTable

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We expand a child when it either has the table-specific expand flag
or the generic expand property set. Override compute_expand so that
it also takes the table-specific expand flags of children into
account.

https://bugzilla.gnome.org/show_bug.cgi?id=628902
This commit is contained in:
Matthias Clasen 2010-10-11 13:56:52 -04:00
parent 29ce9e679a
commit 48de50df89
1 changed files with 76 additions and 11 deletions
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87
gtk/gtktable.c
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@ -78,6 +78,9 @@ static void gtk_table_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gtk_table_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
static void gtk_table_compute_expand (GtkWidget *widget,
gboolean *hexpand,
gboolean *vexpand);
static void gtk_table_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_table_remove (GtkContainer *container,
@ -133,6 +136,7 @@ gtk_table_class_init (GtkTableClass *class)
widget_class->size_request = gtk_table_size_request;
widget_class->size_allocate = gtk_table_size_allocate;
widget_class->compute_expand = gtk_table_compute_expand;
container_class->add = gtk_table_add;
container_class->remove = gtk_table_remove;
@ -246,6 +250,43 @@ gtk_table_class_init (GtkTableClass *class)
g_type_class_add_private (class, sizeof (GtkTablePrivate));
}
static void
gtk_table_compute_expand (GtkWidget *widget,
gboolean *hexpand_p,
gboolean *vexpand_p)
{
GtkTable *table = GTK_TABLE (widget);
GtkTablePrivate *priv = table->priv;
GList *list;
GtkTableChild *child;
gboolean hexpand;
gboolean vexpand;
hexpand = FALSE;
vexpand = FALSE;
for (list = priv->children; list; list = list->next)
{
child = list->data;
if (!hexpand)
hexpand = child->xexpand ||
gtk_widget_compute_expand (child->widget,
GTK_ORIENTATION_HORIZONTAL);
if (!vexpand)
vexpand = child->yexpand ||
gtk_widget_compute_expand (child->widget,
GTK_ORIENTATION_VERTICAL);
if (hexpand && vexpand)
break;
}
*hexpand_p = hexpand;
*vexpand_p = vexpand;
}
static GType
gtk_table_child_type (GtkContainer *container)
{
@ -373,14 +414,36 @@ gtk_table_set_child_property (GtkContainer *container,
gtk_table_resize (table, table_child->bottom_attach, priv->ncols);
break;
case CHILD_PROP_X_OPTIONS:
table_child->xexpand = (g_value_get_flags (value) & GTK_EXPAND) != 0;
table_child->xshrink = (g_value_get_flags (value) & GTK_SHRINK) != 0;
table_child->xfill = (g_value_get_flags (value) & GTK_FILL) != 0;
{
gboolean xexpand;
xexpand = (g_value_get_flags (value) & GTK_EXPAND) != 0;
if (table_child->xexpand != xexpand)
{
table_child->xexpand = xexpand;
gtk_widget_queue_compute_expand (GTK_WIDGET (table));
}
table_child->xshrink = (g_value_get_flags (value) & GTK_SHRINK) != 0;
table_child->xfill = (g_value_get_flags (value) & GTK_FILL) != 0;
}
break;
case CHILD_PROP_Y_OPTIONS:
table_child->yexpand = (g_value_get_flags (value) & GTK_EXPAND) != 0;
table_child->yshrink = (g_value_get_flags (value) & GTK_SHRINK) != 0;
table_child->yfill = (g_value_get_flags (value) & GTK_FILL) != 0;
{
gboolean yexpand;
yexpand = (g_value_get_flags (value) & GTK_EXPAND) != 0;
if (table_child->yexpand != yexpand)
{
table_child->yexpand = yexpand;
gtk_widget_queue_compute_expand (GTK_WIDGET (table));
}
table_child->yshrink = (g_value_get_flags (value) & GTK_SHRINK) != 0;
table_child->yfill = (g_value_get_flags (value) & GTK_FILL) != 0;
}
break;
case CHILD_PROP_X_PADDING:
table_child->xpadding = g_value_get_uint (value);
@ -1032,11 +1095,13 @@ gtk_table_size_request_init (GtkTable *table)
{
child = children->data;
children = children->next;
if (child->left_attach == (child->right_attach - 1) && child->xexpand)
if (child->left_attach == (child->right_attach - 1) &&
(child->xexpand || gtk_widget_compute_expand (child->widget, GTK_ORIENTATION_HORIZONTAL)))
priv->cols[child->left_attach].expand = TRUE;
if (child->top_attach == (child->bottom_attach - 1) && child->yexpand)
if (child->top_attach == (child->bottom_attach - 1) &&
(child->yexpand || gtk_widget_compute_expand (child->widget, GTK_ORIENTATION_VERTICAL)))
priv->rows[child->top_attach].expand = TRUE;
}
}
@ -1282,7 +1347,7 @@ gtk_table_size_allocate_init (GtkTable *table)
{
if (child->left_attach == (child->right_attach - 1))
{
if (child->xexpand)
if (child->xexpand || gtk_widget_compute_expand (child->widget, GTK_ORIENTATION_HORIZONTAL))
priv->cols[child->left_attach].expand = TRUE;
if (!child->xshrink)
@ -1293,7 +1358,7 @@ gtk_table_size_allocate_init (GtkTable *table)
if (child->top_attach == (child->bottom_attach - 1))
{
if (child->yexpand)
if (child->yexpand || gtk_widget_compute_expand (child->widget, GTK_ORIENTATION_VERTICAL))
priv->rows[child->top_attach].expand = TRUE;
if (!child->yshrink)