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Add new properties, xalign and yalign, with getter and setter

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Mon Dec 15 00:56:54 2003  Matthias Clasen  <maclas@gmx.de>

	* gtk/gtkbutton.[hc]: Add new properties, xalign and yalign, with
	getter and setter gtk_button_[sg]et_alignment(), to set the
	alignment of the child.  (#70961, Jody Goldberg)
This commit is contained in:
Matthias Clasen 2003-12-15 00:00:19 +00:00 committed by Matthias Clasen
parent d5da808188
commit 3fe038b505
7 changed files with 208 additions and 14 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
Mon Dec 15 00:56:54 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkbutton.[hc]: Add new properties, xalign and yalign, with
getter and setter gtk_button_[sg]et_alignment(), to set the
alignment of the child. (#70961, Jody Goldberg)
2003-12-14 Hans Breuer <hans@breuer.org>
* gtk/gtkprivate.h gtk/gtkmain.c : handle GTK_DATADIR

6
ChangeLog.pre-2-10
View File

@ -1,3 +1,9 @@
Mon Dec 15 00:56:54 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkbutton.[hc]: Add new properties, xalign and yalign, with
getter and setter gtk_button_[sg]et_alignment(), to set the
alignment of the child. (#70961, Jody Goldberg)
2003-12-14 Hans Breuer <hans@breuer.org>
* gtk/gtkprivate.h gtk/gtkmain.c : handle GTK_DATADIR

6
ChangeLog.pre-2-4
View File

@ -1,3 +1,9 @@
Mon Dec 15 00:56:54 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkbutton.[hc]: Add new properties, xalign and yalign, with
getter and setter gtk_button_[sg]et_alignment(), to set the
alignment of the child. (#70961, Jody Goldberg)
2003-12-14 Hans Breuer <hans@breuer.org>
* gtk/gtkprivate.h gtk/gtkmain.c : handle GTK_DATADIR

6
ChangeLog.pre-2-6
View File

@ -1,3 +1,9 @@
Mon Dec 15 00:56:54 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkbutton.[hc]: Add new properties, xalign and yalign, with
getter and setter gtk_button_[sg]et_alignment(), to set the
alignment of the child. (#70961, Jody Goldberg)
2003-12-14 Hans Breuer <hans@breuer.org>
* gtk/gtkprivate.h gtk/gtkmain.c : handle GTK_DATADIR

6
ChangeLog.pre-2-8
View File

@ -1,3 +1,9 @@
Mon Dec 15 00:56:54 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkbutton.[hc]: Add new properties, xalign and yalign, with
getter and setter gtk_button_[sg]et_alignment(), to set the
alignment of the child. (#70961, Jody Goldberg)
2003-12-14 Hans Breuer <hans@breuer.org>
* gtk/gtkprivate.h gtk/gtkmain.c : handle GTK_DATADIR

181
gtk/gtkbutton.c
View File

@ -62,7 +62,18 @@ enum {
PROP_RELIEF,
PROP_USE_UNDERLINE,
PROP_USE_STOCK,
PROP_FOCUS_ON_CLICK
PROP_FOCUS_ON_CLICK,
PROP_XALIGN,
PROP_YALIGN
};
#define GTK_BUTTON_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_BUTTON, GtkButtonPrivate))
typedef struct _GtkButtonPrivate GtkButtonPrivate;
struct _GtkButtonPrivate
{
gfloat xalign;
gfloat yalign;
};
static void gtk_button_class_init (GtkButtonClass *klass);
@ -100,6 +111,8 @@ static void gtk_real_button_pressed (GtkButton *button);
static void gtk_real_button_released (GtkButton *button);
static void gtk_real_button_activate (GtkButton *button);
static void gtk_button_update_state (GtkButton *button);
static void gtk_button_add (GtkContainer *container,
GtkWidget *widget);
static GType gtk_button_child_type (GtkContainer *container);
static void gtk_button_finish_activate (GtkButton *button,
gboolean do_it);
@ -224,6 +237,44 @@ gtk_button_class_init (GtkButtonClass *klass)
GTK_TYPE_RELIEF_STYLE,
GTK_RELIEF_NORMAL,
G_PARAM_READABLE | G_PARAM_WRITABLE));
/**
* GtkButton:xalign:
*
* If the child of the button is a #GtkMisc or #GtkAlignment, this property
* can be used to control it's horizontal alignment. 0.0 is left aligned,
* 1.0 is right aligned.
*
* Since: 2.4
*/
g_object_class_install_property (gobject_class,
PROP_XALIGN,
g_param_spec_float("xalign",
_("Horizontal alignment for child"),
_("Horizontal position of child in available space. 0.0 is left aligned, 1.0 is right aligned"),
0.0,
1.0,
0.5,
G_PARAM_READABLE | G_PARAM_WRITABLE));
/**
* GtkButton:yalign:
*
* If the child of the button is a #GtkMisc or #GtkAlignment, this property
* can be used to control it's vertical alignment. 0.0 is top aligned,
* 1.0 is bottom aligned.
*
* Since: 2.4
*/
g_object_class_install_property (gobject_class,
PROP_YALIGN,
g_param_spec_float("yalign",
_("Vertical alignment for child"),
_("Vertical position of child in available space. 0.0 is top aligned, 1.0 is bottom aligned"),
0.0,
1.0,
0.5,
G_PARAM_READABLE | G_PARAM_WRITABLE));
button_signals[PRESSED] =
g_signal_new ("pressed",
@ -304,11 +355,15 @@ gtk_button_class_init (GtkButtonClass *klass)
G_MAXINT,
0,
G_PARAM_READABLE));
g_type_class_add_private (gobject_class, sizeof (GtkButtonPrivate));
}
static void
gtk_button_init (GtkButton *button)
{
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_FOCUS | GTK_RECEIVES_DEFAULT);
GTK_WIDGET_SET_FLAGS (button, GTK_NO_WINDOW);
@ -323,6 +378,9 @@ gtk_button_init (GtkButton *button)
button->depressed = FALSE;
button->depress_on_activate = TRUE;
button->focus_on_click = TRUE;
priv->xalign = 0.5;
priv->yalign = 0.5;
}
static void
@ -370,15 +428,42 @@ gtk_button_child_type (GtkContainer *container)
return G_TYPE_NONE;
}
static void
maybe_set_alignment (GtkWidget *widget,
gfloat xalign,
gfloat yalign)
{
if (GTK_IS_MISC (widget))
{
GtkMisc *misc = GTK_MISC (widget);
gtk_misc_set_alignment (misc, xalign, yalign);
}
else if (GTK_IS_ALIGNMENT (widget))
{
GtkAlignment *alignment = GTK_ALIGNMENT (widget);
gtk_alignment_set (alignment, xalign, yalign, alignment->xscale, alignment->yscale);
}
}
static void
gtk_button_add (GtkContainer *container,
GtkWidget *widget)
{
GtkButton *button = GTK_BUTTON (container);
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
maybe_set_alignment (widget, priv->xalign, priv->yalign);
GTK_CONTAINER_CLASS (parent_class)->add (container, widget);
}
static void
gtk_button_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GtkButton *button;
button = GTK_BUTTON (object);
GtkButton *button = GTK_BUTTON (object);
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
switch (prop_id)
{
@ -397,6 +482,12 @@ gtk_button_set_property (GObject *object,
case PROP_FOCUS_ON_CLICK:
gtk_button_set_focus_on_click (button, g_value_get_boolean (value));
break;
case PROP_XALIGN:
gtk_button_set_alignment (button, g_value_get_float (value), priv->yalign);
break;
case PROP_YALIGN:
gtk_button_set_alignment (button, priv->xalign, g_value_get_float (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -409,9 +500,8 @@ gtk_button_get_property (GObject *object,
GValue *value,
GParamSpec *pspec)
{
GtkButton *button;
button = GTK_BUTTON (object);
GtkButton *button = GTK_BUTTON (object);
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
switch (prop_id)
{
@ -430,6 +520,12 @@ gtk_button_get_property (GObject *object,
case PROP_FOCUS_ON_CLICK:
g_value_set_boolean (value, button->focus_on_click);
break;
case PROP_XALIGN:
g_value_set_float (value, priv->xalign);
break;
case PROP_YALIGN:
g_value_set_float (value, priv->yalign);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -450,7 +546,8 @@ gtk_button_construct_child (GtkButton *button)
GtkWidget *image;
GtkWidget *hbox;
GtkWidget *align;
GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
if (!button->constructed)
return;
@ -460,7 +557,6 @@ gtk_button_construct_child (GtkButton *button)
if (GTK_BIN (button)->child)
gtk_container_remove (GTK_CONTAINER (button),
GTK_BIN (button)->child);
if (button->use_stock &&
gtk_stock_lookup (button->label_text, &item))
@ -472,7 +568,7 @@ gtk_button_construct_child (GtkButton *button)
image = gtk_image_new_from_stock (button->label_text, GTK_ICON_SIZE_BUTTON);
hbox = gtk_hbox_new (FALSE, 2);
align = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
align = gtk_alignment_new (priv->xalign, priv->yalign, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0);
gtk_box_pack_end (GTK_BOX (hbox), label, FALSE, FALSE, 0);
@ -492,7 +588,7 @@ gtk_button_construct_child (GtkButton *button)
else
label = gtk_label_new (button->label_text);
gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
gtk_misc_set_alignment (GTK_MISC (label), priv->xalign, priv->yalign);
gtk_widget_show (label);
gtk_container_add (GTK_CONTAINER (button), label);
@ -1303,6 +1399,69 @@ gtk_button_get_focus_on_click (GtkButton *button)
return button->focus_on_click;
}
/**
* gtk_button_set_alignment:
* @button: a #GtkButton
* @xalign: the horizontal position of the child, 0.0 is left aligned,
* 1.0 is right aligned
* @yalign: the vertical position of the child, 0.0 is top aligned,
* 1.0 is bottom aligned
*
* Sets the alignment of the child. This property has no effect unless
* the child is a #GtkMisc or a #GtkAligment.
*
* Since: 2.4
*/
void
gtk_button_set_alignment (GtkButton *button,
gfloat xalign,
gfloat yalign)
{
GtkButtonPrivate *priv;
g_return_if_fail (GTK_IS_BUTTON (button));
priv = GTK_BUTTON_GET_PRIVATE (button);
priv->xalign = xalign;
priv->yalign = yalign;
maybe_set_alignment (GTK_BIN (button)->child, xalign, yalign);
g_object_freeze_notify (G_OBJECT (button));
g_object_notify (G_OBJECT (button), "xalign");
g_object_notify (G_OBJECT (button), "yalign");
g_object_thaw_notify (G_OBJECT (button));
}
/**
* gtk_button_get_alignment:
* @button: a #GtkButton
* @xalign: return location for horizontal alignment
* @yalign: return location for vertical alignment
*
* Gets the alignment of the child in the button.
*
* Since: 2.4
*/
void
gtk_button_get_alignment (GtkButton *button,
gfloat *xalign,
gfloat *yalign)
{
GtkButtonPrivate *priv;
g_return_if_fail (GTK_IS_BUTTON (button));
priv = GTK_BUTTON_GET_PRIVATE (button);
if (xalign)
*xalign = priv->xalign;
if (yalign)
*yalign = priv->yalign;
}
/**
* _gtk_button_set_depressed:
* @button: a #GtkButton

11
gtk/gtkbutton.h
View File

@ -44,9 +44,8 @@ extern "C" {
#define GTK_IS_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_BUTTON))
#define GTK_BUTTON_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_BUTTON, GtkButtonClass))
typedef struct _GtkButton GtkButton;
typedef struct _GtkButtonClass GtkButtonClass;
typedef struct _GtkButton GtkButton;
typedef struct _GtkButtonClass GtkButtonClass;
struct _GtkButton
{
@ -114,6 +113,12 @@ gboolean gtk_button_get_use_stock (GtkButton *button);
void gtk_button_set_focus_on_click (GtkButton *button,
gboolean focus_on_click);
gboolean gtk_button_get_focus_on_click (GtkButton *button);
void gtk_button_set_alignment (GtkButton *button,
gfloat xalign,
gfloat yalign);
void gtk_button_get_alignment (GtkButton *button,
gfloat *xalign,
gfloat *yalign);
void _gtk_button_set_depressed (GtkButton *button,