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gtkbin: Move public members to private structure

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This commit is contained in:
Javier Jardón 2010-05-24 21:51:49 +02:00
parent 63d3b197c2
commit 80df961edb
2 changed files with 52 additions and 27 deletions
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75
gtk/gtkbin.c
View File

@ -43,6 +43,11 @@
#include "gtkintl.h"
struct _GtkBinPriv
{
GtkWidget *child;
};
static void gtk_bin_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_bin_remove (GtkContainer *container,
@ -82,21 +87,32 @@ gtk_bin_class_init (GtkBinClass *class)
container_class->remove = gtk_bin_remove;
container_class->forall = gtk_bin_forall;
container_class->child_type = gtk_bin_child_type;
g_type_class_add_private (class, sizeof (GtkBinPriv));
}
static void
gtk_bin_init (GtkBin *bin)
{
GtkBinPriv *priv;
bin->priv = G_TYPE_INSTANCE_GET_PRIVATE (bin,
GTK_TYPE_BIN,
GtkBinPriv);
priv = bin->priv;
gtk_widget_set_has_window (GTK_WIDGET (bin), FALSE);
bin->child = NULL;
priv->child = NULL;
}
static GType
gtk_bin_child_type (GtkContainer *container)
{
if (!GTK_BIN (container)->child)
GtkBinPriv *priv = GTK_BIN (container)->priv;
if (!priv->child)
return GTK_TYPE_WIDGET;
else
return G_TYPE_NONE;
@ -107,8 +123,9 @@ gtk_bin_add (GtkContainer *container,
GtkWidget *child)
{
GtkBin *bin = GTK_BIN (container);
GtkBinPriv *priv = bin->priv;
if (bin->child != NULL)
if (priv->child != NULL)
{
g_warning ("Attempting to add a widget with type %s to a %s, "
"but as a GtkBin subclass a %s can only contain one widget at a time; "
@ -116,12 +133,12 @@ gtk_bin_add (GtkContainer *container,
g_type_name (G_OBJECT_TYPE (child)),
g_type_name (G_OBJECT_TYPE (bin)),
g_type_name (G_OBJECT_TYPE (bin)),
g_type_name (G_OBJECT_TYPE (bin->child)));
g_type_name (G_OBJECT_TYPE (priv->child)));
return;
}
gtk_widget_set_parent (child, GTK_WIDGET (bin));
bin->child = child;
priv->child = child;
}
static void
@ -129,14 +146,15 @@ gtk_bin_remove (GtkContainer *container,
GtkWidget *child)
{
GtkBin *bin = GTK_BIN (container);
GtkBinPriv *priv = bin->priv;
gboolean widget_was_visible;
g_return_if_fail (bin->child == child);
g_return_if_fail (priv->child == child);
widget_was_visible = gtk_widget_get_visible (child);
gtk_widget_unparent (child);
bin->child = NULL;
priv->child = NULL;
/* queue resize regardless of gtk_widget_get_visible (container),
* since that's what is needed by toplevels, which derive from GtkBin.
@ -152,9 +170,10 @@ gtk_bin_forall (GtkContainer *container,
gpointer callback_data)
{
GtkBin *bin = GTK_BIN (container);
GtkBinPriv *priv = bin->priv;
if (bin->child)
(* callback) (bin->child, callback_data);
if (priv->child)
(* callback) (priv->child, callback_data);
}
@ -181,9 +200,10 @@ static GtkSizeRequestMode
gtk_bin_get_request_mode (GtkSizeRequest *widget)
{
GtkBin *bin = GTK_BIN (widget);
GtkBinPriv *priv = bin->priv;
if (bin->child)
return gtk_size_request_get_request_mode (GTK_SIZE_REQUEST (bin->child));
if (priv->child)
return gtk_size_request_get_request_mode (GTK_SIZE_REQUEST (priv->child));
return GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH;
}
@ -193,13 +213,14 @@ get_child_padding_delta (GtkBin *bin,
gint *delta_h,
gint *delta_v)
{
GtkBinPriv *priv = bin->priv;
gint hmin, vmin, child_hmin, child_vmin;
gtk_size_request_get_width (GTK_SIZE_REQUEST (bin), &hmin, NULL);
gtk_size_request_get_height (GTK_SIZE_REQUEST (bin), &vmin, NULL);
gtk_size_request_get_width (GTK_SIZE_REQUEST (bin->child), &child_hmin, NULL);
gtk_size_request_get_height (GTK_SIZE_REQUEST (bin->child), &child_vmin, NULL);
gtk_size_request_get_width (GTK_SIZE_REQUEST (priv->child), &child_hmin, NULL);
gtk_size_request_get_height (GTK_SIZE_REQUEST (priv->child), &child_vmin, NULL);
*delta_h = hmin - child_hmin;
*delta_v = vmin - child_vmin;
@ -212,16 +233,17 @@ gtk_bin_get_width_for_height (GtkSizeRequest *widget,
gint *natural_width)
{
GtkBin *bin = GTK_BIN (widget);
GtkBinPriv *priv = bin->priv;
gint hdelta, vdelta, child_min, child_nat;
if (bin->child)
if (priv->child)
{
get_child_padding_delta (bin, &hdelta, &vdelta);
gtk_size_request_get_width_for_height (GTK_SIZE_REQUEST (bin->child),
height - vdelta,
&child_min, &child_nat);
gtk_size_request_get_width_for_height (GTK_SIZE_REQUEST (priv->child),
height - vdelta,
&child_min, &child_nat);
if (minimum_width)
*minimum_width = child_min + hdelta;
@ -239,16 +261,17 @@ gtk_bin_get_height_for_width (GtkSizeRequest *widget,
gint *natural_height)
{
GtkBin *bin = GTK_BIN (widget);
GtkBinPriv *priv = bin->priv;
gint hdelta, vdelta, child_min, child_nat;
if (bin->child)
if (priv->child)
{
get_child_padding_delta (bin, &hdelta, &vdelta);
gtk_size_request_get_height_for_width (GTK_SIZE_REQUEST (bin->child),
width - hdelta,
&child_min, &child_nat);
gtk_size_request_get_height_for_width (GTK_SIZE_REQUEST (priv->child),
width - hdelta,
&child_min, &child_nat);
if (minimum_height)
*minimum_height = child_min + vdelta;
@ -275,7 +298,7 @@ gtk_bin_get_child (GtkBin *bin)
{
g_return_val_if_fail (GTK_IS_BIN (bin), NULL);
return bin->child;
return bin->priv->child;
}
void

4
gtk/gtkbin.h
View File

@ -46,13 +46,15 @@ G_BEGIN_DECLS
typedef struct _GtkBin GtkBin;
typedef struct _GtkBinPriv GtkBinPriv;
typedef struct _GtkBinClass GtkBinClass;
struct _GtkBin
{
GtkContainer container;
GtkWidget *GSEAL (child);
/*< private >*/
GtkBinPriv *priv;
};
struct _GtkBinClass