* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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 <http://www.gnu.org/licenses/>.
*/
/*
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
-#include <config.h>
+/**
+ * SECTION:gtkbutton
+ * @Short_description: A widget that emits a signal when clicked on
+ * @Title: GtkButton
+ *
+ * The #GtkButton widget is generally used to trigger a callback function that is
+ * called when the button is pressed. The various signals and how to use them
+ * are outlined below.
+ *
+ * The #GtkButton widget can hold any valid child widget. That is, it can hold
+ * almost any other standard #GtkWidget. The most commonly used child is the
+ * #GtkLabel.
+ */
+
+#include "config.h"
+
+#include "gtkbutton.h"
+#include "gtkbuttonprivate.h"
+
#include <string.h>
#include "gtkalignment.h"
-#include "gtkbutton.h"
#include "gtklabel.h"
#include "gtkmain.h"
#include "gtkmarshalers.h"
#include "gtkimage.h"
-#include "gtkhbox.h"
+#include "gtkbox.h"
#include "gtkstock.h"
#include "gtkiconfactory.h"
+#include "gtkactivatable.h"
+#include "gtksizerequest.h"
+#include "gtktypebuiltins.h"
+#include "gtkprivate.h"
#include "gtkintl.h"
-#include "gtkalias.h"
-
-#define CHILD_SPACING 1
+#include "a11y/gtkbuttonaccessible.h"
+#include "gtkapplicationprivate.h"
+#include "gtkactionhelper.h"
static const GtkBorder default_default_border = { 1, 1, 1, 1 };
static const GtkBorder default_default_outside_border = { 0, 0, 0, 0 };
*/
#define ACTIVATE_TIMEOUT 250
+
enum {
PRESSED,
RELEASED,
PROP_FOCUS_ON_CLICK,
PROP_XALIGN,
PROP_YALIGN,
+ PROP_IMAGE_POSITION,
+ PROP_ACTION_NAME,
+ PROP_ACTION_TARGET,
+ PROP_ALWAYS_SHOW_IMAGE,
+
+ /* activatable properties */
+ PROP_ACTIVATABLE_RELATED_ACTION,
+ PROP_ACTIVATABLE_USE_ACTION_APPEARANCE
};
-#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;
- GtkWidget *image;
- guint align_set : 1;
- guint image_is_stock : 1;
-};
-static void gtk_button_class_init (GtkButtonClass *klass);
-static void gtk_button_init (GtkButton *button);
-static void gtk_button_destroy (GtkObject *object);
-static void gtk_button_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec);
-static void gtk_button_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec);
-static void gtk_button_screen_changed (GtkWidget *widget,
- GdkScreen *previous_screen);
-static void gtk_button_realize (GtkWidget *widget);
-static void gtk_button_unrealize (GtkWidget *widget);
-static void gtk_button_map (GtkWidget *widget);
-static void gtk_button_unmap (GtkWidget *widget);
-static void gtk_button_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_button_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static gint gtk_button_expose (GtkWidget *widget,
- GdkEventExpose *event);
-static gint gtk_button_button_press (GtkWidget *widget,
- GdkEventButton *event);
-static gint gtk_button_button_release (GtkWidget *widget,
- GdkEventButton *event);
-static gint gtk_button_key_release (GtkWidget *widget,
- GdkEventKey *event);
-static gint gtk_button_enter_notify (GtkWidget *widget,
- GdkEventCrossing *event);
-static gint gtk_button_leave_notify (GtkWidget *widget,
- GdkEventCrossing *event);
-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);
+static void gtk_button_destroy (GtkWidget *widget);
+static void gtk_button_dispose (GObject *object);
+static void gtk_button_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_button_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+static void gtk_button_screen_changed (GtkWidget *widget,
+ GdkScreen *previous_screen);
+static void gtk_button_realize (GtkWidget * widget);
+static void gtk_button_unrealize (GtkWidget * widget);
+static void gtk_button_map (GtkWidget * widget);
+static void gtk_button_unmap (GtkWidget * widget);
+static void gtk_button_style_updated (GtkWidget * widget);
+static void gtk_button_size_allocate (GtkWidget * widget,
+ GtkAllocation * allocation);
+static gint gtk_button_draw (GtkWidget * widget, cairo_t *cr);
+static gint gtk_button_button_press (GtkWidget * widget,
+ GdkEventButton * event);
+static gint gtk_button_button_release (GtkWidget * widget,
+ GdkEventButton * event);
+static gboolean gtk_button_touch (GtkWidget *widget,
+ GdkEventTouch *event);
+static gint gtk_button_grab_broken (GtkWidget * widget,
+ GdkEventGrabBroken * event);
+static gint gtk_button_key_release (GtkWidget * widget, GdkEventKey * event);
+static gint gtk_button_enter_notify (GtkWidget * widget,
+ GdkEventCrossing * event);
+static gint gtk_button_leave_notify (GtkWidget * widget,
+ GdkEventCrossing * event);
+static void gtk_real_button_pressed (GtkButton * button);
+static void gtk_real_button_released (GtkButton * button);
+static void gtk_real_button_clicked (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);
static GObject* gtk_button_constructor (GType type,
guint n_construct_properties,
static void gtk_button_grab_notify (GtkWidget *widget,
gboolean was_grabbed);
-
-
-static GtkBinClass *parent_class = NULL;
+static void gtk_button_actionable_iface_init (GtkActionableInterface *iface);
+static void gtk_button_activatable_interface_init(GtkActivatableIface *iface);
+static void gtk_button_update (GtkActivatable *activatable,
+ GtkAction *action,
+ const gchar *property_name);
+static void gtk_button_sync_action_properties (GtkActivatable *activatable,
+ GtkAction *action);
+static void gtk_button_set_related_action (GtkButton *button,
+ GtkAction *action);
+static void gtk_button_set_use_action_appearance (GtkButton *button,
+ gboolean use_appearance);
+
+static void gtk_button_get_preferred_width (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size);
+static void gtk_button_get_preferred_height (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size);
+
static guint button_signals[LAST_SIGNAL] = { 0 };
-
-GType
-gtk_button_get_type (void)
-{
- static GType button_type = 0;
-
- if (!button_type)
- {
- static const GTypeInfo button_info =
- {
- sizeof (GtkButtonClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) gtk_button_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkButton),
- 16, /* n_preallocs */
- (GInstanceInitFunc) gtk_button_init,
- };
-
- button_type = g_type_register_static (GTK_TYPE_BIN, "GtkButton",
- &button_info, 0);
- }
-
- return button_type;
-}
+G_DEFINE_TYPE_WITH_CODE (GtkButton, gtk_button, GTK_TYPE_BIN,
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTIONABLE, gtk_button_actionable_iface_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTIVATABLE,
+ gtk_button_activatable_interface_init))
static void
gtk_button_class_init (GtkButtonClass *klass)
{
GObjectClass *gobject_class;
- GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
gobject_class = G_OBJECT_CLASS (klass);
- object_class = (GtkObjectClass*) klass;
widget_class = (GtkWidgetClass*) klass;
container_class = (GtkContainerClass*) klass;
- parent_class = g_type_class_peek_parent (klass);
-
- gobject_class->constructor = gtk_button_constructor;
+ gobject_class->constructor = gtk_button_constructor;
+ gobject_class->dispose = gtk_button_dispose;
gobject_class->set_property = gtk_button_set_property;
gobject_class->get_property = gtk_button_get_property;
- object_class->destroy = gtk_button_destroy;
-
+ widget_class->get_preferred_width = gtk_button_get_preferred_width;
+ widget_class->get_preferred_height = gtk_button_get_preferred_height;
+ widget_class->destroy = gtk_button_destroy;
widget_class->screen_changed = gtk_button_screen_changed;
widget_class->realize = gtk_button_realize;
widget_class->unrealize = gtk_button_unrealize;
widget_class->map = gtk_button_map;
widget_class->unmap = gtk_button_unmap;
- widget_class->size_request = gtk_button_size_request;
+ widget_class->style_updated = gtk_button_style_updated;
widget_class->size_allocate = gtk_button_size_allocate;
- widget_class->expose_event = gtk_button_expose;
+ widget_class->draw = gtk_button_draw;
widget_class->button_press_event = gtk_button_button_press;
widget_class->button_release_event = gtk_button_button_release;
+ widget_class->touch_event = gtk_button_touch;
+ widget_class->grab_broken_event = gtk_button_grab_broken;
widget_class->key_release_event = gtk_button_key_release;
widget_class->enter_notify_event = gtk_button_enter_notify;
widget_class->leave_notify_event = gtk_button_leave_notify;
container_class->child_type = gtk_button_child_type;
container_class->add = gtk_button_add;
+ gtk_container_class_handle_border_width (container_class);
klass->pressed = gtk_real_button_pressed;
klass->released = gtk_real_button_released;
P_("Label"),
P_("Text of the label widget inside the button, if the button contains a label widget"),
NULL,
- G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
g_object_class_install_property (gobject_class,
PROP_USE_UNDERLINE,
P_("Use underline"),
P_("If set, an underline in the text indicates the next character should be used for the mnemonic accelerator key"),
FALSE,
- G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
g_object_class_install_property (gobject_class,
PROP_USE_STOCK,
P_("Use stock"),
P_("If set, the label is used to pick a stock item instead of being displayed"),
FALSE,
- G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
g_object_class_install_property (gobject_class,
PROP_FOCUS_ON_CLICK,
P_("Focus on click"),
P_("Whether the button grabs focus when it is clicked with the mouse"),
TRUE,
- G_PARAM_READWRITE));
+ GTK_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_RELIEF,
P_("The border relief style"),
GTK_TYPE_RELIEF_STYLE,
GTK_RELIEF_NORMAL,
- G_PARAM_READABLE | G_PARAM_WRITABLE));
+ GTK_PARAM_READWRITE));
/**
* 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,
+ * can be used to control its horizontal alignment. 0.0 is left aligned,
* 1.0 is right aligned.
- *
+ *
* Since: 2.4
*/
g_object_class_install_property (gobject_class,
0.0,
1.0,
0.5,
- G_PARAM_READABLE | G_PARAM_WRITABLE));
+ GTK_PARAM_READWRITE));
/**
* 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,
+ * can be used to control its vertical alignment. 0.0 is top aligned,
* 1.0 is bottom aligned.
- *
+ *
* Since: 2.4
*/
g_object_class_install_property (gobject_class,
0.0,
1.0,
0.5,
- G_PARAM_READABLE | G_PARAM_WRITABLE));
+ GTK_PARAM_READWRITE));
/**
- * GtkButton::image:
- *
+ * GtkButton:image:
+ *
* The child widget to appear next to the button text.
- *
+ *
* Since: 2.6
*/
g_object_class_install_property (gobject_class,
P_("Image widget"),
P_("Child widget to appear next to the button text"),
GTK_TYPE_WIDGET,
- G_PARAM_READABLE | G_PARAM_WRITABLE));
+ GTK_PARAM_READWRITE));
+
+ /**
+ * GtkButton:image-position:
+ *
+ * The position of the image relative to the text inside the button.
+ *
+ * Since: 2.10
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_IMAGE_POSITION,
+ g_param_spec_enum ("image-position",
+ P_("Image position"),
+ P_("The position of the image relative to the text"),
+ GTK_TYPE_POSITION_TYPE,
+ GTK_POS_LEFT,
+ GTK_PARAM_READWRITE));
+ /**
+ * GtkButton:always-show-image:
+ *
+ * If %TRUE, the button will ignore the #GtkSettings:gtk-button-images
+ * setting and always show the image, if available.
+ *
+ * Use this property if the button would be useless or hard to use
+ * without the image.
+ *
+ * Since: 3.6
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_ALWAYS_SHOW_IMAGE,
+ g_param_spec_boolean ("always-show-image",
+ P_("Always show image"),
+ P_("Whether the image will always be shown"),
+ FALSE,
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_override_property (gobject_class, PROP_ACTION_NAME, "action-name");
+ g_object_class_override_property (gobject_class, PROP_ACTION_TARGET, "action-target");
+
+ g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_RELATED_ACTION, "related-action");
+ g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_USE_ACTION_APPEARANCE, "use-action-appearance");
+
+ /**
+ * GtkButton::pressed:
+ * @button: the object that received the signal
+ *
+ * Emitted when the button is pressed.
+ *
+ * Deprecated: 2.8: Use the #GtkWidget::button-press-event signal.
+ */
button_signals[PRESSED] =
- g_signal_new ("pressed",
- G_OBJECT_CLASS_TYPE (object_class),
+ g_signal_new (I_("pressed"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GtkButtonClass, pressed),
NULL, NULL,
_gtk_marshal_VOID__VOID,
G_TYPE_NONE, 0);
+
+ /**
+ * GtkButton::released:
+ * @button: the object that received the signal
+ *
+ * Emitted when the button is released.
+ *
+ * Deprecated: 2.8: Use the #GtkWidget::button-release-event signal.
+ */
button_signals[RELEASED] =
- g_signal_new ("released",
- G_OBJECT_CLASS_TYPE (object_class),
+ g_signal_new (I_("released"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GtkButtonClass, released),
NULL, NULL,
_gtk_marshal_VOID__VOID,
G_TYPE_NONE, 0);
+
+ /**
+ * GtkButton::clicked:
+ * @button: the object that received the signal
+ *
+ * Emitted when the button has been activated (pressed and released).
+ */
button_signals[CLICKED] =
- g_signal_new ("clicked",
- G_OBJECT_CLASS_TYPE (object_class),
+ g_signal_new (I_("clicked"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
G_STRUCT_OFFSET (GtkButtonClass, clicked),
NULL, NULL,
_gtk_marshal_VOID__VOID,
G_TYPE_NONE, 0);
+
+ /**
+ * GtkButton::enter:
+ * @button: the object that received the signal
+ *
+ * Emitted when the pointer enters the button.
+ *
+ * Deprecated: 2.8: Use the #GtkWidget::enter-notify-event signal.
+ */
button_signals[ENTER] =
- g_signal_new ("enter",
- G_OBJECT_CLASS_TYPE (object_class),
+ g_signal_new (I_("enter"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GtkButtonClass, enter),
NULL, NULL,
_gtk_marshal_VOID__VOID,
G_TYPE_NONE, 0);
+
+ /**
+ * GtkButton::leave:
+ * @button: the object that received the signal
+ *
+ * Emitted when the pointer leaves the button.
+ *
+ * Deprecated: 2.8: Use the #GtkWidget::leave-notify-event signal.
+ */
button_signals[LEAVE] =
- g_signal_new ("leave",
- G_OBJECT_CLASS_TYPE (object_class),
+ g_signal_new (I_("leave"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GtkButtonClass, leave),
NULL, NULL,
* GtkButton::activate:
* @widget: the object which received the signal.
*
- * The "activate" signal on GtkButton is an action signal and
+ * The ::activate signal on GtkButton is an action signal and
* emitting it causes the button to animate press then release.
* Applications should never connect to this signal, but use the
- * "clicked" signal.
+ * #GtkButton::clicked signal.
*/
button_signals[ACTIVATE] =
- g_signal_new ("activate",
- G_OBJECT_CLASS_TYPE (object_class),
+ g_signal_new (I_("activate"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
G_STRUCT_OFFSET (GtkButtonClass, activate),
NULL, NULL,
G_TYPE_NONE, 0);
widget_class->activate_signal = button_signals[ACTIVATE];
+ /**
+ * GtkButton:default-border:
+ *
+ * The "default-border" style property defines the extra space to add
+ * around a button that can become the default widget of its window.
+ * For more information about default widgets, see gtk_widget_grab_default().
+ */
+
gtk_widget_class_install_style_property (widget_class,
g_param_spec_boxed ("default-border",
P_("Default Spacing"),
- P_("Extra space to add for CAN_DEFAULT buttons"),
+ P_("Extra space to add for GTK_CAN_DEFAULT buttons"),
GTK_TYPE_BORDER,
- G_PARAM_READABLE));
+ GTK_PARAM_READABLE));
+ /**
+ * GtkButton:default-outside-border:
+ *
+ * The "default-outside-border" style property defines the extra outside
+ * space to add around a button that can become the default widget of its
+ * window. Extra outside space is always drawn outside the button border.
+ * For more information about default widgets, see gtk_widget_grab_default().
+ */
gtk_widget_class_install_style_property (widget_class,
g_param_spec_boxed ("default-outside-border",
P_("Default Outside Spacing"),
- P_("Extra space to add for CAN_DEFAULT buttons that is always drawn outside the border"),
+ P_("Extra space to add for GTK_CAN_DEFAULT buttons that is always drawn outside the border"),
GTK_TYPE_BORDER,
- G_PARAM_READABLE));
+ GTK_PARAM_READABLE));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("child-displacement-x",
P_("Child X Displacement"),
G_MININT,
G_MAXINT,
0,
- G_PARAM_READABLE));
+ GTK_PARAM_READABLE));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("child-displacement-y",
P_("Child Y Displacement"),
G_MININT,
G_MAXINT,
0,
- G_PARAM_READABLE));
+ GTK_PARAM_READABLE));
/**
* GtkButton:displace-focus:
*
- * Whether the child_displacement_x/child_displacement_y properties should also
- * affect the focus rectangle.
+ * Whether the child_displacement_x/child_displacement_y properties
+ * should also affect the focus rectangle.
*
* Since: 2.6
*/
g_param_spec_boolean ("displace-focus",
P_("Displace focus"),
P_("Whether the child_displacement_x/_y properties should also affect the focus rectangle"),
- FALSE,
- G_PARAM_READABLE));
-
- gtk_settings_install_property (g_param_spec_boolean ("gtk-button-images",
- P_("Show button images"),
- P_("Whether stock icons should be shown in buttons"),
- TRUE,
- G_PARAM_READWRITE));
-
- g_type_class_add_private (gobject_class, sizeof (GtkButtonPrivate));
+ FALSE,
+ GTK_PARAM_READABLE));
+
+ /**
+ * GtkButton:inner-border:
+ *
+ * Sets the border between the button edges and child.
+ *
+ * Since: 2.10
+ *
+ * Deprecated: 3.4: Use the standard border and padding CSS properties;
+ * the value of this style property is ignored.
+ */
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_boxed ("inner-border",
+ P_("Inner Border"),
+ P_("Border between button edges and child."),
+ GTK_TYPE_BORDER,
+ GTK_PARAM_READABLE));
+
+ /**
+ * GtkButton::image-spacing:
+ *
+ * Spacing in pixels between the image and label.
+ *
+ * Since: 2.10
+ */
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("image-spacing",
+ P_("Image spacing"),
+ P_("Spacing in pixels between the image and label"),
+ 0,
+ G_MAXINT,
+ 2,
+ GTK_PARAM_READABLE));
+
+ g_type_class_add_private (gobject_class, sizeof (GtkButtonPrivate));
+
+ gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_BUTTON_ACCESSIBLE);
}
static void
gtk_button_init (GtkButton *button)
{
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv;
+ GtkStyleContext *context;
- GTK_WIDGET_SET_FLAGS (button, GTK_CAN_FOCUS | GTK_RECEIVES_DEFAULT);
- GTK_WIDGET_SET_FLAGS (button, GTK_NO_WINDOW);
+ button->priv = G_TYPE_INSTANCE_GET_PRIVATE (button,
+ GTK_TYPE_BUTTON,
+ GtkButtonPrivate);
+ priv = button->priv;
- button->label_text = NULL;
-
- button->constructed = FALSE;
- button->in_button = FALSE;
- button->button_down = FALSE;
- button->relief = GTK_RELIEF_NORMAL;
- button->use_stock = FALSE;
- button->use_underline = FALSE;
- button->depressed = FALSE;
- button->depress_on_activate = TRUE;
- button->focus_on_click = TRUE;
+ gtk_widget_set_can_focus (GTK_WIDGET (button), TRUE);
+ gtk_widget_set_receives_default (GTK_WIDGET (button), TRUE);
+ gtk_widget_set_has_window (GTK_WIDGET (button), FALSE);
+
+ priv->label_text = NULL;
+
+ priv->constructed = FALSE;
+ priv->in_button = FALSE;
+ priv->button_down = FALSE;
+ priv->relief = GTK_RELIEF_NORMAL;
+ priv->use_stock = FALSE;
+ priv->use_underline = FALSE;
+ priv->depressed = FALSE;
+ priv->depress_on_activate = TRUE;
+ priv->focus_on_click = TRUE;
priv->xalign = 0.5;
priv->yalign = 0.5;
priv->align_set = 0;
priv->image_is_stock = TRUE;
+ priv->image_position = GTK_POS_LEFT;
+ priv->use_action_appearance = TRUE;
+
+ context = gtk_widget_get_style_context (GTK_WIDGET (button));
+ gtk_style_context_add_class (context, GTK_STYLE_CLASS_BUTTON);
}
static void
-gtk_button_destroy (GtkObject *object)
+gtk_button_destroy (GtkWidget *widget)
{
- GtkButton *button = GTK_BUTTON (object);
-
- if (button->label_text)
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
+
+ if (priv->label_text)
{
- g_free (button->label_text);
- button->label_text = NULL;
+ g_free (priv->label_text);
+ priv->label_text = NULL;
}
-
- (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->destroy (widget);
}
static GObject*
{
GObject *object;
GtkButton *button;
+ GtkButtonPrivate *priv;
- object = (* G_OBJECT_CLASS (parent_class)->constructor) (type,
- n_construct_properties,
- construct_params);
+ object = G_OBJECT_CLASS (gtk_button_parent_class)->constructor (type,
+ n_construct_properties,
+ construct_params);
button = GTK_BUTTON (object);
- button->constructed = TRUE;
+ priv = button->priv;
+
+ priv->constructed = TRUE;
- if (button->label_text != NULL)
+ if (priv->label_text != NULL)
gtk_button_construct_child (button);
return object;
static GType
gtk_button_child_type (GtkContainer *container)
{
- if (!GTK_BIN (container)->child)
+ if (!gtk_bin_get_child (GTK_BIN (container)))
return GTK_TYPE_WIDGET;
else
return G_TYPE_NONE;
maybe_set_alignment (GtkButton *button,
GtkWidget *widget)
{
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv = button->priv;
if (GTK_IS_MISC (widget))
{
else if (GTK_IS_ALIGNMENT (widget))
{
GtkAlignment *alignment = GTK_ALIGNMENT (widget);
+ gfloat xscale, yscale;
+
+ g_object_get (alignment,
+ "xscale", &xscale,
+ "yscale", &yscale,
+ NULL);
if (priv->align_set)
- gtk_alignment_set (alignment, priv->xalign, priv->yalign,
- alignment->xscale, alignment->yscale);
+ gtk_alignment_set (alignment,
+ priv->xalign, priv->yalign,
+ xscale, yscale);
}
}
{
maybe_set_alignment (GTK_BUTTON (container), widget);
- GTK_CONTAINER_CLASS (parent_class)->add (container, widget);
+ GTK_CONTAINER_CLASS (gtk_button_parent_class)->add (container, widget);
+}
+
+static void
+gtk_button_dispose (GObject *object)
+{
+ GtkButton *button = GTK_BUTTON (object);
+ GtkButtonPrivate *priv = button->priv;
+
+ g_clear_object (&priv->action_helper);
+
+ if (priv->action)
+ {
+ gtk_activatable_do_set_related_action (GTK_ACTIVATABLE (button), NULL);
+ priv->action = NULL;
+ }
+ G_OBJECT_CLASS (gtk_button_parent_class)->dispose (object);
+}
+
+static void
+gtk_button_set_action_name (GtkActionable *actionable,
+ const gchar *action_name)
+{
+ GtkButton *button = GTK_BUTTON (actionable);
+
+ g_return_if_fail (button->priv->action == NULL);
+
+ if (!button->priv->action_helper)
+ button->priv->action_helper = gtk_action_helper_new (actionable);
+
+ g_signal_handlers_disconnect_by_func (button, gtk_real_button_clicked, NULL);
+ if (action_name)
+ g_signal_connect_after (button, "clicked", G_CALLBACK (gtk_real_button_clicked), NULL);
+
+ gtk_action_helper_set_action_name (button->priv->action_helper, action_name);
+}
+
+static void
+gtk_button_set_action_target_value (GtkActionable *actionable,
+ GVariant *action_target)
+{
+ GtkButton *button = GTK_BUTTON (actionable);
+
+ if (!button->priv->action_helper)
+ button->priv->action_helper = gtk_action_helper_new (actionable);
+
+ gtk_action_helper_set_action_target_value (button->priv->action_helper, action_target);
}
static void
GParamSpec *pspec)
{
GtkButton *button = GTK_BUTTON (object);
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv = button->priv;
switch (prop_id)
{
case PROP_IMAGE:
gtk_button_set_image (button, (GtkWidget *) g_value_get_object (value));
break;
+ case PROP_ALWAYS_SHOW_IMAGE:
+ gtk_button_set_always_show_image (button, g_value_get_boolean (value));
+ break;
case PROP_RELIEF:
gtk_button_set_relief (button, g_value_get_enum (value));
break;
case PROP_YALIGN:
gtk_button_set_alignment (button, priv->xalign, g_value_get_float (value));
break;
+ case PROP_IMAGE_POSITION:
+ gtk_button_set_image_position (button, g_value_get_enum (value));
+ break;
+ case PROP_ACTIVATABLE_RELATED_ACTION:
+ gtk_button_set_related_action (button, g_value_get_object (value));
+ break;
+ case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE:
+ gtk_button_set_use_action_appearance (button, g_value_get_boolean (value));
+ break;
+ case PROP_ACTION_NAME:
+ gtk_button_set_action_name (GTK_ACTIONABLE (button), g_value_get_string (value));
+ break;
+ case PROP_ACTION_TARGET:
+ gtk_button_set_action_target_value (GTK_ACTIONABLE (button), g_value_get_variant (value));
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
GParamSpec *pspec)
{
GtkButton *button = GTK_BUTTON (object);
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv = button->priv;
switch (prop_id)
{
case PROP_LABEL:
- g_value_set_string (value, button->label_text);
+ g_value_set_string (value, priv->label_text);
break;
case PROP_IMAGE:
g_value_set_object (value, (GObject *)priv->image);
break;
+ case PROP_ALWAYS_SHOW_IMAGE:
+ g_value_set_boolean (value, gtk_button_get_always_show_image (button));
+ break;
case PROP_RELIEF:
- g_value_set_enum (value, gtk_button_get_relief (button));
+ g_value_set_enum (value, priv->relief);
break;
case PROP_USE_UNDERLINE:
- g_value_set_boolean (value, button->use_underline);
+ g_value_set_boolean (value, priv->use_underline);
break;
case PROP_USE_STOCK:
- g_value_set_boolean (value, button->use_stock);
+ g_value_set_boolean (value, priv->use_stock);
break;
case PROP_FOCUS_ON_CLICK:
- g_value_set_boolean (value, button->focus_on_click);
+ g_value_set_boolean (value, priv->focus_on_click);
break;
case PROP_XALIGN:
g_value_set_float (value, priv->xalign);
case PROP_YALIGN:
g_value_set_float (value, priv->yalign);
break;
+ case PROP_IMAGE_POSITION:
+ g_value_set_enum (value, priv->image_position);
+ break;
+ case PROP_ACTIVATABLE_RELATED_ACTION:
+ g_value_set_object (value, priv->action);
+ break;
+ case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE:
+ g_value_set_boolean (value, priv->use_action_appearance);
+ break;
+ case PROP_ACTION_NAME:
+ g_value_set_string (value, gtk_action_helper_get_action_name (priv->action_helper));
+ break;
+ case PROP_ACTION_TARGET:
+ g_value_set_variant (value, gtk_action_helper_get_action_target_value (priv->action_helper));
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
+static const gchar *
+gtk_button_get_action_name (GtkActionable *actionable)
+{
+ GtkButton *button = GTK_BUTTON (actionable);
+
+ return gtk_action_helper_get_action_name (button->priv->action_helper);
+}
+
+static GVariant *
+gtk_button_get_action_target_value (GtkActionable *actionable)
+{
+ GtkButton *button = GTK_BUTTON (actionable);
+
+ return gtk_action_helper_get_action_target_value (button->priv->action_helper);
+}
+
+static void
+gtk_button_actionable_iface_init (GtkActionableInterface *iface)
+{
+ iface->get_action_name = gtk_button_get_action_name;
+ iface->set_action_name = gtk_button_set_action_name;
+ iface->get_action_target_value = gtk_button_get_action_target_value;
+ iface->set_action_target_value = gtk_button_set_action_target_value;
+}
+
+static void
+gtk_button_activatable_interface_init (GtkActivatableIface *iface)
+{
+ iface->update = gtk_button_update;
+ iface->sync_action_properties = gtk_button_sync_action_properties;
+}
+
+static void
+activatable_update_stock_id (GtkButton *button,
+ GtkAction *action)
+{
+ if (!gtk_button_get_use_stock (button))
+ return;
+
+ gtk_button_set_label (button, gtk_action_get_stock_id (action));
+}
+
+static void
+activatable_update_short_label (GtkButton *button,
+ GtkAction *action)
+{
+ GtkWidget *child;
+ GtkWidget *image;
+
+ if (gtk_button_get_use_stock (button))
+ return;
+
+ image = gtk_button_get_image (button);
+
+ /* Dont touch custom child... */
+ child = gtk_bin_get_child (GTK_BIN (button));
+ if (GTK_IS_IMAGE (image) ||
+ child == NULL ||
+ GTK_IS_LABEL (child))
+ {
+ gtk_button_set_label (button, gtk_action_get_short_label (action));
+ gtk_button_set_use_underline (button, TRUE);
+ }
+}
+
+static void
+activatable_update_icon_name (GtkButton *button,
+ GtkAction *action)
+{
+ GtkWidget *image;
+
+ if (gtk_button_get_use_stock (button))
+ return;
+
+ image = gtk_button_get_image (button);
+
+ if (GTK_IS_IMAGE (image) &&
+ (gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_EMPTY ||
+ gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_ICON_NAME))
+ gtk_image_set_from_icon_name (GTK_IMAGE (image),
+ gtk_action_get_icon_name (action), GTK_ICON_SIZE_MENU);
+}
+
+static void
+activatable_update_gicon (GtkButton *button,
+ GtkAction *action)
+{
+ GtkWidget *image = gtk_button_get_image (button);
+ GIcon *icon = gtk_action_get_gicon (action);
+
+ if (GTK_IS_IMAGE (image) &&
+ (gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_EMPTY ||
+ gtk_image_get_storage_type (GTK_IMAGE (image)) == GTK_IMAGE_GICON))
+ gtk_image_set_from_gicon (GTK_IMAGE (image), icon, GTK_ICON_SIZE_BUTTON);
+}
+
+static void
+gtk_button_update (GtkActivatable *activatable,
+ GtkAction *action,
+ const gchar *property_name)
+{
+ GtkButton *button = GTK_BUTTON (activatable);
+ GtkButtonPrivate *priv = button->priv;
+
+ if (strcmp (property_name, "visible") == 0)
+ {
+ if (gtk_action_is_visible (action))
+ gtk_widget_show (GTK_WIDGET (activatable));
+ else
+ gtk_widget_hide (GTK_WIDGET (activatable));
+ }
+ else if (strcmp (property_name, "sensitive") == 0)
+ gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
+
+ if (!priv->use_action_appearance)
+ return;
+
+ if (strcmp (property_name, "stock-id") == 0)
+ activatable_update_stock_id (GTK_BUTTON (activatable), action);
+ else if (strcmp (property_name, "gicon") == 0)
+ activatable_update_gicon (GTK_BUTTON (activatable), action);
+ else if (strcmp (property_name, "short-label") == 0)
+ activatable_update_short_label (GTK_BUTTON (activatable), action);
+ else if (strcmp (property_name, "icon-name") == 0)
+ activatable_update_icon_name (GTK_BUTTON (activatable), action);
+}
+
+static void
+gtk_button_sync_action_properties (GtkActivatable *activatable,
+ GtkAction *action)
+{
+ GtkButton *button = GTK_BUTTON (activatable);
+ GtkButtonPrivate *priv = button->priv;
+
+ if (!action)
+ return;
+
+ if (gtk_action_is_visible (action))
+ gtk_widget_show (GTK_WIDGET (activatable));
+ else
+ gtk_widget_hide (GTK_WIDGET (activatable));
+
+ gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
+
+ if (priv->use_action_appearance)
+ {
+ activatable_update_stock_id (GTK_BUTTON (activatable), action);
+ activatable_update_short_label (GTK_BUTTON (activatable), action);
+ activatable_update_gicon (GTK_BUTTON (activatable), action);
+ activatable_update_icon_name (GTK_BUTTON (activatable), action);
+ }
+
+ gtk_button_set_always_show_image (button,
+ gtk_action_get_always_show_image (action));
+}
+
+static void
+gtk_button_set_related_action (GtkButton *button,
+ GtkAction *action)
+{
+ GtkButtonPrivate *priv = button->priv;
+
+ g_return_if_fail (gtk_action_helper_get_action_name (button->priv->action_helper) == NULL);
+
+ if (priv->action == action)
+ return;
+
+ /* This should be a default handler, but for compatibility reasons
+ * we need to support derived classes that don't chain up their
+ * clicked handler.
+ */
+ g_signal_handlers_disconnect_by_func (button, gtk_real_button_clicked, NULL);
+ if (action)
+ g_signal_connect_after (button, "clicked",
+ G_CALLBACK (gtk_real_button_clicked), NULL);
+
+ gtk_activatable_do_set_related_action (GTK_ACTIVATABLE (button), action);
+
+ priv->action = action;
+}
+
+static void
+gtk_button_set_use_action_appearance (GtkButton *button,
+ gboolean use_appearance)
+{
+ GtkButtonPrivate *priv = button->priv;
+
+ if (priv->use_action_appearance != use_appearance)
+ {
+ priv->use_action_appearance = use_appearance;
+
+ gtk_activatable_sync_action_properties (GTK_ACTIVATABLE (button), priv->action);
+ }
+}
+
+/**
+ * gtk_button_new:
+ *
+ * Creates a new #GtkButton widget. To add a child widget to the button,
+ * use gtk_container_add().
+ *
+ * Returns: The newly created #GtkButton widget.
+ */
GtkWidget*
gtk_button_new (void)
{
static gboolean
show_image (GtkButton *button)
{
- GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (button));
+ GtkButtonPrivate *priv = button->priv;
gboolean show;
- g_object_get (settings, "gtk-button-images", &show, NULL);
+ if (priv->label_text && !priv->always_show_image)
+ {
+ GtkSettings *settings;
+
+ settings = gtk_widget_get_settings (GTK_WIDGET (button));
+ g_object_get (settings, "gtk-button-images", &show, NULL);
+ }
+ else
+ show = TRUE;
return show;
}
+
static void
gtk_button_construct_child (GtkButton *button)
{
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv = button->priv;
+ GtkStyleContext *context;
GtkStockItem item;
+ GtkWidget *child;
GtkWidget *label;
- GtkWidget *hbox;
+ GtkWidget *box;
GtkWidget *align;
GtkWidget *image = NULL;
gchar *label_text = NULL;
-
- if (!button->constructed)
+ gint image_spacing;
+
+ if (!priv->constructed)
return;
-
- if (button->label_text == NULL)
+
+ if (!priv->label_text && !priv->image)
return;
- if (GTK_BIN (button)->child)
+ context = gtk_widget_get_style_context (GTK_WIDGET (button));
+
+ gtk_style_context_get_style (context,
+ "image-spacing", &image_spacing,
+ NULL);
+
+ if (priv->image && !priv->image_is_stock)
{
- if (priv->image && !priv->image_is_stock)
- image = g_object_ref (priv->image);
+ GtkWidget *parent;
- gtk_container_remove (GTK_CONTAINER (button),
- GTK_BIN (button)->child);
-
- priv->image = NULL;
+ image = g_object_ref (priv->image);
+
+ parent = gtk_widget_get_parent (image);
+ if (parent)
+ gtk_container_remove (GTK_CONTAINER (parent), image);
}
-
- if (button->use_stock &&
- gtk_stock_lookup (button->label_text, &item))
+
+ priv->image = NULL;
+
+ child = gtk_bin_get_child (GTK_BIN (button));
+ if (child)
+ gtk_container_remove (GTK_CONTAINER (button), child);
+
+ if (priv->use_stock &&
+ priv->label_text &&
+ gtk_stock_lookup (priv->label_text, &item))
{
if (!image)
- image = g_object_ref (gtk_image_new_from_stock (button->label_text, GTK_ICON_SIZE_BUTTON));
+ image = g_object_ref (gtk_image_new_from_stock (priv->label_text, GTK_ICON_SIZE_BUTTON));
label_text = item.label;
}
else
- label_text = button->label_text;
+ label_text = priv->label_text;
if (image)
{
- label = gtk_label_new_with_mnemonic (label_text);
- gtk_label_set_mnemonic_widget (GTK_LABEL (label), GTK_WIDGET (button));
-
priv->image = image;
-
- g_object_set (priv->image,
+ g_object_set (priv->image,
"visible", show_image (button),
- "no_show_all", TRUE,
+ "no-show-all", TRUE,
NULL);
- hbox = gtk_hbox_new (FALSE, 2);
+
+ if (priv->image_position == GTK_POS_LEFT ||
+ priv->image_position == GTK_POS_RIGHT)
+ box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, image_spacing);
+ else
+ box = gtk_box_new (GTK_ORIENTATION_VERTICAL, image_spacing);
if (priv->align_set)
align = gtk_alignment_new (priv->xalign, priv->yalign, 0.0, 0.0);
else
align = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
-
- gtk_box_pack_start (GTK_BOX (hbox), priv->image, FALSE, FALSE, 0);
- gtk_box_pack_end (GTK_BOX (hbox), label, FALSE, FALSE, 0);
-
+
+ if (priv->image_position == GTK_POS_LEFT ||
+ priv->image_position == GTK_POS_TOP)
+ gtk_box_pack_start (GTK_BOX (box), priv->image, FALSE, FALSE, 0);
+ else
+ gtk_box_pack_end (GTK_BOX (box), priv->image, FALSE, FALSE, 0);
+
+ if (label_text)
+ {
+ if (priv->use_underline || priv->use_stock)
+ {
+ label = gtk_label_new_with_mnemonic (label_text);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label),
+ GTK_WIDGET (button));
+ }
+ else
+ label = gtk_label_new (label_text);
+
+ if (priv->image_position == GTK_POS_RIGHT ||
+ priv->image_position == GTK_POS_BOTTOM)
+ gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
+ else
+ gtk_box_pack_end (GTK_BOX (box), label, FALSE, FALSE, 0);
+ }
+
gtk_container_add (GTK_CONTAINER (button), align);
- gtk_container_add (GTK_CONTAINER (align), hbox);
+ gtk_container_add (GTK_CONTAINER (align), box);
gtk_widget_show_all (align);
g_object_unref (image);
return;
}
-
- if (button->use_underline)
+
+ if (priv->use_underline || priv->use_stock)
{
- label = gtk_label_new_with_mnemonic (button->label_text);
+ label = gtk_label_new_with_mnemonic (priv->label_text);
gtk_label_set_mnemonic_widget (GTK_LABEL (label), GTK_WIDGET (button));
}
else
- label = gtk_label_new (button->label_text);
-
+ label = gtk_label_new (priv->label_text);
+
if (priv->align_set)
gtk_misc_set_alignment (GTK_MISC (label), priv->xalign, priv->yalign);
}
+/**
+ * gtk_button_new_with_label:
+ * @label: The text you want the #GtkLabel to hold.
+ *
+ * Creates a #GtkButton widget with a #GtkLabel child containing the given
+ * text.
+ *
+ * Returns: The newly created #GtkButton widget.
+ */
GtkWidget*
gtk_button_new_with_label (const gchar *label)
{
{
return g_object_new (GTK_TYPE_BUTTON,
"label", stock_id,
- "use_stock", TRUE,
- "use_underline", TRUE,
+ "use-stock", TRUE,
+ "use-underline", TRUE,
NULL);
}
* gtk_button_new_with_mnemonic:
* @label: The text of the button, with an underscore in front of the
* mnemonic character
- * @returns: a new #GtkButton
*
* Creates a new #GtkButton containing a label.
* If characters in @label are preceded by an underscore, they are underlined.
- * If you need a literal underscore character in a label, use '__' (two
- * underscores). The first underlined character represents a keyboard
+ * If you need a literal underscore character in a label, use '__' (two
+ * underscores). The first underlined character represents a keyboard
* accelerator called a mnemonic.
* Pressing Alt and that key activates the button.
+ *
+ * Returns: a new #GtkButton
**/
GtkWidget*
gtk_button_new_with_mnemonic (const gchar *label)
{
- return g_object_new (GTK_TYPE_BUTTON, "label", label, "use_underline", TRUE, NULL);
+ return g_object_new (GTK_TYPE_BUTTON, "label", label, "use-underline", TRUE, NULL);
}
+/**
+ * gtk_button_pressed:
+ * @button: The #GtkButton you want to send the signal to.
+ *
+ * Emits a #GtkButton::pressed signal to the given #GtkButton.
+ *
+ * Deprecated: 2.20: Use the #GtkWidget::button-press-event signal.
+ */
void
gtk_button_pressed (GtkButton *button)
{
g_return_if_fail (GTK_IS_BUTTON (button));
-
g_signal_emit (button, button_signals[PRESSED], 0);
}
+/**
+ * gtk_button_released:
+ * @button: The #GtkButton you want to send the signal to.
+ *
+ * Emits a #GtkButton::released signal to the given #GtkButton.
+ *
+ * Deprecated: 2.20: Use the #GtkWidget::button-release-event signal.
+ */
void
gtk_button_released (GtkButton *button)
{
g_signal_emit (button, button_signals[RELEASED], 0);
}
+/**
+ * gtk_button_clicked:
+ * @button: The #GtkButton you want to send the signal to.
+ *
+ * Emits a #GtkButton::clicked signal to the given #GtkButton.
+ */
void
gtk_button_clicked (GtkButton *button)
{
g_signal_emit (button, button_signals[CLICKED], 0);
}
+/**
+ * gtk_button_enter:
+ * @button: The #GtkButton you want to send the signal to.
+ *
+ * Emits a #GtkButton::enter signal to the given #GtkButton.
+ *
+ * Deprecated: 2.20: Use the #GtkWidget::enter-notify-event signal.
+ */
void
gtk_button_enter (GtkButton *button)
{
g_signal_emit (button, button_signals[ENTER], 0);
}
+/**
+ * gtk_button_leave:
+ * @button: The #GtkButton you want to send the signal to.
+ *
+ * Emits a #GtkButton::leave signal to the given #GtkButton.
+ *
+ * Deprecated: 2.20: Use the #GtkWidget::leave-notify-event signal.
+ */
void
gtk_button_leave (GtkButton *button)
{
g_signal_emit (button, button_signals[LEAVE], 0);
}
+/**
+ * gtk_button_set_relief:
+ * @button: The #GtkButton you want to set relief styles of.
+ * @newstyle: The GtkReliefStyle as described above.
+ *
+ * Sets the relief style of the edges of the given #GtkButton widget.
+ * Three styles exist, GTK_RELIEF_NORMAL, GTK_RELIEF_HALF, GTK_RELIEF_NONE.
+ * The default style is, as one can guess, GTK_RELIEF_NORMAL.
+ *
+ * <!-- FIXME: put pictures of each style -->
+ */
void
gtk_button_set_relief (GtkButton *button,
GtkReliefStyle newrelief)
{
+ GtkButtonPrivate *priv;
+
g_return_if_fail (GTK_IS_BUTTON (button));
- if (newrelief != button->relief)
+ priv = button->priv;
+
+ if (newrelief != priv->relief)
{
- button->relief = newrelief;
+ priv->relief = newrelief;
g_object_notify (G_OBJECT (button), "relief");
gtk_widget_queue_draw (GTK_WIDGET (button));
}
}
+/**
+ * gtk_button_get_relief:
+ * @button: The #GtkButton you want the #GtkReliefStyle from.
+ *
+ * Returns the current relief style of the given #GtkButton.
+ *
+ * Returns: The current #GtkReliefStyle
+ */
GtkReliefStyle
gtk_button_get_relief (GtkButton *button)
{
g_return_val_if_fail (GTK_IS_BUTTON (button), GTK_RELIEF_NORMAL);
- return button->relief;
+ return button->priv->relief;
}
static void
gtk_button_realize (GtkWidget *widget)
{
- GtkButton *button;
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
+ GtkAllocation allocation;
+ GdkWindow *window;
GdkWindowAttr attributes;
gint attributes_mask;
- gint border_width;
- button = GTK_BUTTON (widget);
- GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
+ gtk_widget_get_allocation (widget, &allocation);
- border_width = GTK_CONTAINER (widget)->border_width;
+ gtk_widget_set_realized (widget, TRUE);
attributes.window_type = GDK_WINDOW_CHILD;
- attributes.x = widget->allocation.x + border_width;
- attributes.y = widget->allocation.y + border_width;
- attributes.width = widget->allocation.width - border_width * 2;
- attributes.height = widget->allocation.height - border_width * 2;
+ attributes.x = allocation.x;
+ attributes.y = allocation.y;
+ attributes.width = allocation.width;
+ attributes.height = allocation.height;
attributes.wclass = GDK_INPUT_ONLY;
attributes.event_mask = gtk_widget_get_events (widget);
attributes.event_mask |= (GDK_BUTTON_PRESS_MASK |
- GDK_BUTTON_RELEASE_MASK |
- GDK_ENTER_NOTIFY_MASK |
- GDK_LEAVE_NOTIFY_MASK);
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_TOUCH_MASK |
+ GDK_ENTER_NOTIFY_MASK |
+ GDK_LEAVE_NOTIFY_MASK);
attributes_mask = GDK_WA_X | GDK_WA_Y;
- widget->window = gtk_widget_get_parent_window (widget);
- g_object_ref (widget->window);
-
- button->event_window = gdk_window_new (gtk_widget_get_parent_window (widget),
- &attributes, attributes_mask);
- gdk_window_set_user_data (button->event_window, button);
+ window = gtk_widget_get_parent_window (widget);
+ gtk_widget_set_window (widget, window);
+ g_object_ref (window);
- widget->style = gtk_style_attach (widget->style, widget->window);
+ priv->event_window = gdk_window_new (window,
+ &attributes, attributes_mask);
+ gtk_widget_register_window (widget, priv->event_window);
}
static void
gtk_button_unrealize (GtkWidget *widget)
{
GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
- if (button->activate_timeout)
+ if (priv->activate_timeout)
gtk_button_finish_activate (button, FALSE);
- if (button->event_window)
+ if (priv->event_window)
{
- gdk_window_set_user_data (button->event_window, NULL);
- gdk_window_destroy (button->event_window);
- button->event_window = NULL;
+ gtk_widget_unregister_window (widget, priv->event_window);
+ gdk_window_destroy (priv->event_window);
+ priv->event_window = NULL;
}
-
- GTK_WIDGET_CLASS (parent_class)->unrealize (widget);
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->unrealize (widget);
}
static void
gtk_button_map (GtkWidget *widget)
{
GtkButton *button = GTK_BUTTON (widget);
-
- GTK_WIDGET_CLASS (parent_class)->map (widget);
+ GtkButtonPrivate *priv = button->priv;
- if (button->event_window)
- gdk_window_show (button->event_window);
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->map (widget);
+
+ if (priv->event_window)
+ gdk_window_show (priv->event_window);
}
static void
gtk_button_unmap (GtkWidget *widget)
{
GtkButton *button = GTK_BUTTON (widget);
-
- if (button->event_window)
- gdk_window_hide (button->event_window);
+ GtkButtonPrivate *priv = button->priv;
- GTK_WIDGET_CLASS (parent_class)->unmap (widget);
+ if (priv->event_window)
+ {
+ gdk_window_hide (priv->event_window);
+ priv->in_button = FALSE;
+ }
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->unmap (widget);
+}
+
+static void
+gtk_button_update_image_spacing (GtkButton *button,
+ GtkStyleContext *context)
+{
+ GtkButtonPrivate *priv = button->priv;
+ GtkWidget *child;
+ gint spacing;
+
+ /* Keep in sync with gtk_button_construct_child,
+ * we only want to update the spacing if the box
+ * was constructed there.
+ */
+ if (!priv->constructed || !priv->image)
+ return;
+
+ child = gtk_bin_get_child (GTK_BIN (button));
+ if (GTK_IS_ALIGNMENT (child))
+ {
+ child = gtk_bin_get_child (GTK_BIN (child));
+ if (GTK_IS_BOX (child))
+ {
+ gtk_style_context_get_style (context,
+ "image-spacing", &spacing,
+ NULL);
+
+ gtk_box_set_spacing (GTK_BOX (child), spacing);
+ }
+ }
+}
+
+static void
+gtk_button_style_updated (GtkWidget *widget)
+{
+ GtkStyleContext *context;
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->style_updated (widget);
+
+ context = gtk_widget_get_style_context (widget);
+
+ gtk_button_update_image_spacing (GTK_BUTTON (widget), context);
}
static void
gtk_button_get_props (GtkButton *button,
GtkBorder *default_border,
GtkBorder *default_outside_border,
+ GtkBorder *padding,
+ GtkBorder *border,
gboolean *interior_focus)
{
- GtkWidget *widget = GTK_WIDGET (button);
+ GtkStyleContext *context;
+ GtkStateFlags state;
GtkBorder *tmp_border;
+ context = gtk_widget_get_style_context (GTK_WIDGET (button));
+ state = gtk_style_context_get_state (context);
+
if (default_border)
{
- gtk_widget_style_get (widget, "default_border", &tmp_border, NULL);
+ gtk_style_context_get_style (context,
+ "default-border", &tmp_border,
+ NULL);
if (tmp_border)
{
*default_border = *tmp_border;
- g_free (tmp_border);
+ gtk_border_free (tmp_border);
}
else
*default_border = default_default_border;
if (default_outside_border)
{
- gtk_widget_style_get (widget, "default_outside_border", &tmp_border, NULL);
+ gtk_style_context_get_style (context,
+ "default-outside-border", &tmp_border,
+ NULL);
if (tmp_border)
{
*default_outside_border = *tmp_border;
- g_free (tmp_border);
+ gtk_border_free (tmp_border);
}
else
*default_outside_border = default_default_outside_border;
}
if (interior_focus)
- gtk_widget_style_get (widget, "interior_focus", interior_focus, NULL);
-}
-
-static void
-gtk_button_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
-{
- GtkButton *button = GTK_BUTTON (widget);
- GtkBorder default_border;
- gint focus_width;
- gint focus_pad;
-
- gtk_button_get_props (button, &default_border, NULL, NULL);
- gtk_widget_style_get (GTK_WIDGET (widget),
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- NULL);
-
- requisition->width = (GTK_CONTAINER (widget)->border_width + CHILD_SPACING +
- GTK_WIDGET (widget)->style->xthickness) * 2;
- requisition->height = (GTK_CONTAINER (widget)->border_width + CHILD_SPACING +
- GTK_WIDGET (widget)->style->ythickness) * 2;
-
- if (GTK_WIDGET_CAN_DEFAULT (widget))
{
- requisition->width += default_border.left + default_border.right;
- requisition->height += default_border.top + default_border.bottom;
+ gtk_style_context_get_style (context,
+ "interior-focus", interior_focus,
+ NULL);
}
- if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
- {
- GtkRequisition child_requisition;
-
- gtk_widget_size_request (GTK_BIN (button)->child, &child_requisition);
+ if (padding)
+ gtk_style_context_get_padding (context, state, padding);
- requisition->width += child_requisition.width;
- requisition->height += child_requisition.height;
- }
-
- requisition->width += 2 * (focus_width + focus_pad);
- requisition->height += 2 * (focus_width + focus_pad);
+ if (border)
+ gtk_style_context_get_border (context, state, border);
}
static void
GtkAllocation *allocation)
{
GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
GtkAllocation child_allocation;
-
- gint border_width = GTK_CONTAINER (widget)->border_width;
- gint xthickness = GTK_WIDGET (widget)->style->xthickness;
- gint ythickness = GTK_WIDGET (widget)->style->ythickness;
+ GtkStyleContext *context;
+ GtkWidget *child;
GtkBorder default_border;
+ GtkBorder padding;
+ GtkBorder border;
gint focus_width;
gint focus_pad;
- gtk_button_get_props (button, &default_border, NULL, NULL);
- gtk_widget_style_get (GTK_WIDGET (widget),
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- NULL);
-
-
- widget->allocation = *allocation;
+ context = gtk_widget_get_style_context (widget);
- if (GTK_WIDGET_REALIZED (widget))
- gdk_window_move_resize (button->event_window,
- widget->allocation.x + border_width,
- widget->allocation.y + border_width,
- widget->allocation.width - border_width * 2,
- widget->allocation.height - border_width * 2);
+ gtk_button_get_props (button, &default_border, NULL,
+ &padding, &border, NULL);
+ gtk_style_context_get_style (context,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
- if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
+ gtk_widget_set_allocation (widget, allocation);
+
+ if (gtk_widget_get_realized (widget))
+ gdk_window_move_resize (priv->event_window,
+ allocation->x,
+ allocation->y,
+ allocation->width,
+ allocation->height);
+
+ child = gtk_bin_get_child (GTK_BIN (button));
+ if (child && gtk_widget_get_visible (child))
{
- child_allocation.x = widget->allocation.x + border_width + CHILD_SPACING + xthickness;
- child_allocation.y = widget->allocation.y + border_width + CHILD_SPACING + ythickness;
-
- child_allocation.width = MAX (1, widget->allocation.width - (CHILD_SPACING + xthickness) * 2 -
- border_width * 2);
- child_allocation.height = MAX (1, widget->allocation.height - (CHILD_SPACING + ythickness) * 2 -
- border_width * 2);
+ child_allocation.x = allocation->x + padding.left + border.left;
+ child_allocation.y = allocation->y + padding.top + border.top;
- if (GTK_WIDGET_CAN_DEFAULT (button))
+ child_allocation.width =
+ allocation->width -
+ (padding.left + padding.right) -
+ (border.left + border.right);
+
+ child_allocation.height =
+ allocation->height -
+ (padding.top + padding.bottom) -
+ (border.top + border.bottom);
+
+ if (gtk_widget_get_can_default (GTK_WIDGET (button)))
{
child_allocation.x += default_border.left;
child_allocation.y += default_border.top;
- child_allocation.width = MAX (1, child_allocation.width - default_border.left - default_border.right);
- child_allocation.height = MAX (1, child_allocation.height - default_border.top - default_border.bottom);
+ child_allocation.width = child_allocation.width - default_border.left - default_border.right;
+ child_allocation.height = child_allocation.height - default_border.top - default_border.bottom;
}
- if (GTK_WIDGET_CAN_FOCUS (button))
+ if (gtk_widget_get_can_focus (GTK_WIDGET (button)))
{
child_allocation.x += focus_width + focus_pad;
child_allocation.y += focus_width + focus_pad;
- child_allocation.width = MAX (1, child_allocation.width - (focus_width + focus_pad) * 2);
- child_allocation.height = MAX (1, child_allocation.height - (focus_width + focus_pad) * 2);
+ child_allocation.width = child_allocation.width - (focus_width + focus_pad) * 2;
+ child_allocation.height = child_allocation.height - (focus_width + focus_pad) * 2;
}
- if (button->depressed)
+ if (priv->depressed)
{
gint child_displacement_x;
gint child_displacement_y;
-
- gtk_widget_style_get (widget,
- "child_displacement_x", &child_displacement_x,
- "child_displacement_y", &child_displacement_y,
- NULL);
+
+ gtk_style_context_get_style (context,
+ "child-displacement-x", &child_displacement_x,
+ "child-displacement-y", &child_displacement_y,
+ NULL);
child_allocation.x += child_displacement_x;
child_allocation.y += child_displacement_y;
}
- gtk_widget_size_allocate (GTK_BIN (button)->child, &child_allocation);
+ child_allocation.width = MAX (1, child_allocation.width);
+ child_allocation.height = MAX (1, child_allocation.height);
+
+ gtk_widget_size_allocate (child, &child_allocation);
}
}
-void
-_gtk_button_paint (GtkButton *button,
- GdkRectangle *area,
- GtkStateType state_type,
- GtkShadowType shadow_type,
- const gchar *main_detail,
- const gchar *default_detail)
-{
- GtkWidget *widget;
- gint width, height;
+static gboolean
+gtk_button_draw (GtkWidget *widget,
+ cairo_t *cr)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
gint x, y;
- gint border_width;
GtkBorder default_border;
GtkBorder default_outside_border;
gboolean interior_focus;
gint focus_width;
gint focus_pad;
-
- if (GTK_WIDGET_DRAWABLE (button))
- {
- widget = GTK_WIDGET (button);
- border_width = GTK_CONTAINER (widget)->border_width;
-
- gtk_button_get_props (button, &default_border, &default_outside_border, &interior_focus);
- gtk_widget_style_get (GTK_WIDGET (widget),
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- NULL);
-
- x = widget->allocation.x + border_width;
- y = widget->allocation.y + border_width;
- width = widget->allocation.width - border_width * 2;
- height = widget->allocation.height - border_width * 2;
-
- if (GTK_WIDGET_HAS_DEFAULT (widget) &&
- GTK_BUTTON (widget)->relief == GTK_RELIEF_NORMAL)
- {
- gtk_paint_box (widget->style, widget->window,
- GTK_STATE_NORMAL, GTK_SHADOW_IN,
- area, widget, "buttondefault",
- x, y, width, height);
-
- x += default_border.left;
- y += default_border.top;
- width -= default_border.left + default_border.right;
- height -= default_border.top + default_border.bottom;
- }
- else if (GTK_WIDGET_CAN_DEFAULT (widget))
- {
- x += default_outside_border.left;
- y += default_outside_border.top;
- width -= default_outside_border.left + default_outside_border.right;
- height -= default_outside_border.top + default_outside_border.bottom;
- }
-
- if (!interior_focus && GTK_WIDGET_HAS_FOCUS (widget))
- {
- x += focus_width + focus_pad;
- y += focus_width + focus_pad;
- width -= 2 * (focus_width + focus_pad);
- height -= 2 * (focus_width + focus_pad);
- }
+ GtkAllocation allocation;
+ GtkStyleContext *context;
+ GtkStateFlags state;
+ gboolean draw_focus;
+ gint width, height;
- if (button->relief != GTK_RELIEF_NONE || button->depressed ||
- GTK_WIDGET_STATE(widget) == GTK_STATE_PRELIGHT)
- gtk_paint_box (widget->style, widget->window,
- state_type,
- shadow_type, area, widget, "button",
- x, y, width, height);
-
- if (GTK_WIDGET_HAS_FOCUS (widget))
- {
- gint child_displacement_x;
- gint child_displacement_y;
- gboolean displace_focus;
-
- gtk_widget_style_get (GTK_WIDGET (widget),
- "child_displacement_y", &child_displacement_y,
- "child_displacement_x", &child_displacement_x,
- "displace_focus", &displace_focus,
- NULL);
-
- if (interior_focus)
- {
- x += widget->style->xthickness + focus_pad;
- y += widget->style->ythickness + focus_pad;
- width -= 2 * (widget->style->xthickness + focus_pad);
- height -= 2 * (widget->style->ythickness + focus_pad);
- }
- else
- {
- x -= focus_width + focus_pad;
- y -= focus_width + focus_pad;
- width += 2 * (focus_width + focus_pad);
- height += 2 * (focus_width + focus_pad);
- }
+ context = gtk_widget_get_style_context (widget);
+ state = gtk_style_context_get_state (context);
+
+ gtk_button_get_props (button, &default_border, &default_outside_border, NULL, NULL, &interior_focus);
+ gtk_style_context_get_style (context,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ x = 0;
+ y = 0;
+ width = allocation.width;
+ height = allocation.height;
+
+ if (gtk_widget_has_default (widget) &&
+ priv->relief == GTK_RELIEF_NORMAL)
+ {
+ x += default_border.left;
+ y += default_border.top;
+ width -= default_border.left + default_border.right;
+ height -= default_border.top + default_border.bottom;
+ }
+ else if (gtk_widget_get_can_default (widget))
+ {
+ x += default_outside_border.left;
+ y += default_outside_border.top;
+ width -= default_outside_border.left + default_outside_border.right;
+ height -= default_outside_border.top + default_outside_border.bottom;
+ }
- if (button->depressed && displace_focus)
- {
- x += child_displacement_x;
- y += child_displacement_y;
- }
+ draw_focus = gtk_widget_has_visible_focus (widget);
- gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
- area, widget, "button",
- x, y, width, height);
- }
+
+ if (!interior_focus && draw_focus)
+ {
+ x += focus_width + focus_pad;
+ y += focus_width + focus_pad;
+ width -= 2 * (focus_width + focus_pad);
+ height -= 2 * (focus_width + focus_pad);
}
-}
-static gboolean
-gtk_button_expose (GtkWidget *widget,
- GdkEventExpose *event)
-{
- if (GTK_WIDGET_DRAWABLE (widget))
+ if (priv->relief != GTK_RELIEF_NONE || priv->depressed ||
+ state & GTK_STATE_FLAG_PRELIGHT)
{
- GtkButton *button = GTK_BUTTON (widget);
-
- _gtk_button_paint (button, &event->area,
- GTK_WIDGET_STATE (widget),
- button->depressed ? GTK_SHADOW_IN : GTK_SHADOW_OUT,
- "button", "buttondefault");
-
- (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
+ gtk_render_background (context, cr,
+ x, y, width, height);
+ gtk_render_frame (context, cr,
+ x, y, width, height);
}
-
+
+ if (draw_focus)
+ {
+ gint child_displacement_x;
+ gint child_displacement_y;
+ gboolean displace_focus;
+ GtkBorder border;
+
+ gtk_style_context_get_style (context,
+ "child-displacement-y", &child_displacement_y,
+ "child-displacement-x", &child_displacement_x,
+ "displace-focus", &displace_focus,
+ NULL);
+ gtk_style_context_get_border (context, state, &border);
+
+ if (interior_focus)
+ {
+ x += border.left + focus_pad;
+ y += border.top + focus_pad;
+ width -= (2 * focus_pad) + border.left + border.right;
+ height -= (2 * focus_pad) + border.top + border.bottom;
+ }
+ else
+ {
+ x -= focus_width + focus_pad;
+ y -= focus_width + focus_pad;
+ width += 2 * (focus_width + focus_pad);
+ height += 2 * (focus_width + focus_pad);
+ }
+
+ if (priv->depressed && displace_focus)
+ {
+ x += child_displacement_x;
+ y += child_displacement_y;
+ }
+
+ gtk_render_focus (context, cr, x, y, width, height);
+ }
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->draw (widget, cr);
+
return FALSE;
}
GdkEventButton *event)
{
GtkButton *button;
+ GtkButtonPrivate *priv;
if (event->type == GDK_BUTTON_PRESS)
{
button = GTK_BUTTON (widget);
+ priv = button->priv;
- if (button->focus_on_click && !GTK_WIDGET_HAS_FOCUS (widget))
+ if (priv->focus_on_click && !gtk_widget_has_focus (widget))
gtk_widget_grab_focus (widget);
- if (event->button == 1)
- gtk_button_pressed (button);
+ if (event->button == GDK_BUTTON_PRIMARY)
+ g_signal_emit (button, button_signals[PRESSED], 0);
}
return TRUE;
{
GtkButton *button;
- if (event->button == 1)
+ if (event->button == GDK_BUTTON_PRIMARY)
{
button = GTK_BUTTON (widget);
- gtk_button_released (button);
+ g_signal_emit (button, button_signals[RELEASED], 0);
+ }
+
+ return TRUE;
+}
+
+static gboolean
+gtk_button_touch (GtkWidget *widget,
+ GdkEventTouch *event)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
+
+ if (event->type == GDK_TOUCH_BEGIN)
+ {
+ if (priv->focus_on_click && !gtk_widget_has_focus (widget))
+ gtk_widget_grab_focus (widget);
+
+ g_signal_emit (button, button_signals[PRESSED], 0);
+ }
+ else if (event->type == GDK_TOUCH_END)
+ {
+ g_signal_emit (button, button_signals[RELEASED], 0);
+ }
+
+ return TRUE;
+}
+
+static gboolean
+gtk_button_grab_broken (GtkWidget *widget,
+ GdkEventGrabBroken *event)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
+ gboolean save_in;
+
+ /* Simulate a button release without the pointer in the button */
+ if (priv->button_down)
+ {
+ save_in = priv->in_button;
+ priv->in_button = FALSE;
+ g_signal_emit (button, button_signals[RELEASED], 0);
+ if (save_in != priv->in_button)
+ {
+ priv->in_button = save_in;
+ gtk_button_update_state (button);
+ }
}
return TRUE;
GdkEventKey *event)
{
GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
- if (button->activate_timeout)
+ if (priv->activate_timeout)
{
gtk_button_finish_activate (button, TRUE);
return TRUE;
}
- else if (GTK_WIDGET_CLASS (parent_class)->key_release_event)
- return GTK_WIDGET_CLASS (parent_class)->key_release_event (widget, event);
+ else if (GTK_WIDGET_CLASS (gtk_button_parent_class)->key_release_event)
+ return GTK_WIDGET_CLASS (gtk_button_parent_class)->key_release_event (widget, event);
else
return FALSE;
}
gtk_button_enter_notify (GtkWidget *widget,
GdkEventCrossing *event)
{
- GtkButton *button;
- GtkWidget *event_widget;
-
- button = GTK_BUTTON (widget);
- event_widget = gtk_get_event_widget ((GdkEvent*) event);
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
- if ((event_widget == widget) &&
+ if ((event->window == button->priv->event_window) &&
(event->detail != GDK_NOTIFY_INFERIOR))
{
- button->in_button = TRUE;
- gtk_button_enter (button);
+ priv->in_button = TRUE;
+ g_signal_emit (button, button_signals[ENTER], 0);
}
return FALSE;
gtk_button_leave_notify (GtkWidget *widget,
GdkEventCrossing *event)
{
- GtkButton *button;
- GtkWidget *event_widget;
-
- button = GTK_BUTTON (widget);
- event_widget = gtk_get_event_widget ((GdkEvent*) event);
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
- if ((event_widget == widget) &&
- (event->detail != GDK_NOTIFY_INFERIOR))
+ if ((event->window == button->priv->event_window) &&
+ (event->detail != GDK_NOTIFY_INFERIOR) &&
+ (gtk_widget_get_sensitive (widget)))
{
- button->in_button = FALSE;
- gtk_button_leave (button);
+ priv->in_button = FALSE;
+ g_signal_emit (button, button_signals[LEAVE], 0);
}
return FALSE;
static void
gtk_real_button_pressed (GtkButton *button)
{
- if (button->activate_timeout)
+ GtkButtonPrivate *priv = button->priv;
+
+ if (priv->activate_timeout)
return;
-
- button->button_down = TRUE;
+
+ priv->button_down = TRUE;
gtk_button_update_state (button);
}
+static gboolean
+touch_release_in_button (GtkButton *button)
+{
+ GtkButtonPrivate *priv;
+ gint width, height;
+ GdkEvent *event;
+ gdouble x, y;
+
+ priv = button->priv;
+ event = gtk_get_current_event ();
+
+ if (!event)
+ return FALSE;
+
+ if (event->type != GDK_TOUCH_END ||
+ event->touch.window != priv->event_window)
+ {
+ gdk_event_free (event);
+ return FALSE;
+ }
+
+ gdk_event_get_coords (event, &x, &y);
+ width = gdk_window_get_width (priv->event_window);
+ height = gdk_window_get_height (priv->event_window);
+
+ gdk_event_free (event);
+
+ if (x >= 0 && x <= width &&
+ y >= 0 && y <= height)
+ return TRUE;
+
+ return FALSE;
+}
+
static void
gtk_real_button_released (GtkButton *button)
{
- if (button->button_down)
+ GtkButtonPrivate *priv = button->priv;
+
+ if (priv->button_down)
{
- button->button_down = FALSE;
+ priv->button_down = FALSE;
- if (button->activate_timeout)
+ if (priv->activate_timeout)
return;
-
- if (button->in_button)
+
+ if (priv->in_button ||
+ touch_release_in_button (button))
gtk_button_clicked (button);
gtk_button_update_state (button);
}
}
+static void
+gtk_real_button_clicked (GtkButton *button)
+{
+ GtkButtonPrivate *priv = button->priv;
+
+ if (priv->action_helper)
+ gtk_action_helper_activate (priv->action_helper);
+
+ if (priv->action)
+ gtk_action_activate (priv->action);
+}
+
static gboolean
button_activate_timeout (gpointer data)
{
- GDK_THREADS_ENTER ();
-
gtk_button_finish_activate (data, TRUE);
- GDK_THREADS_LEAVE ();
-
return FALSE;
}
gtk_real_button_activate (GtkButton *button)
{
GtkWidget *widget = GTK_WIDGET (button);
-
- if (GTK_WIDGET_REALIZED (button) && !button->activate_timeout)
+ GtkButtonPrivate *priv = button->priv;
+ GdkDevice *device;
+ guint32 time;
+
+ device = gtk_get_current_event_device ();
+
+ if (device && gdk_device_get_source (device) != GDK_SOURCE_KEYBOARD)
+ device = gdk_device_get_associated_device (device);
+
+ if (gtk_widget_get_realized (widget) && !priv->activate_timeout)
{
- if (gdk_keyboard_grab (button->event_window, TRUE,
- gtk_get_current_event_time ()) == 0)
+ time = gtk_get_current_event_time ();
+
+ /* bgo#626336 - Only grab if we have a device (from an event), not if we
+ * were activated programmatically when no event is available.
+ */
+ if (device && gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
{
- gtk_grab_add (widget);
-
- button->activate_timeout = g_timeout_add (ACTIVATE_TIMEOUT,
- button_activate_timeout,
- button);
- button->button_down = TRUE;
- gtk_button_update_state (button);
- gtk_widget_queue_draw (GTK_WIDGET (button));
+ if (gdk_device_grab (device, priv->event_window,
+ GDK_OWNERSHIP_WINDOW, TRUE,
+ GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
+ NULL, time) == GDK_GRAB_SUCCESS)
+ {
+ gtk_device_grab_add (widget, device, TRUE);
+ priv->grab_keyboard = device;
+ priv->grab_time = time;
+ }
}
+
+ priv->activate_timeout = gdk_threads_add_timeout (ACTIVATE_TIMEOUT,
+ button_activate_timeout,
+ button);
+ priv->button_down = TRUE;
+ gtk_button_update_state (button);
+ gtk_widget_queue_draw (GTK_WIDGET (button));
}
}
gboolean do_it)
{
GtkWidget *widget = GTK_WIDGET (button);
-
- g_source_remove (button->activate_timeout);
- button->activate_timeout = 0;
+ GtkButtonPrivate *priv = button->priv;
- gdk_display_keyboard_ungrab (gtk_widget_get_display (widget),
- gtk_get_current_event_time ());
- gtk_grab_remove (widget);
+ g_source_remove (priv->activate_timeout);
+ priv->activate_timeout = 0;
- button->button_down = FALSE;
+ if (priv->grab_keyboard)
+ {
+ gdk_device_ungrab (priv->grab_keyboard, priv->grab_time);
+ gtk_device_grab_remove (widget, priv->grab_keyboard);
+ priv->grab_keyboard = NULL;
+ }
+
+ priv->button_down = FALSE;
gtk_button_update_state (button);
gtk_widget_queue_draw (GTK_WIDGET (button));
gtk_button_clicked (button);
}
+
+static void
+gtk_button_get_size (GtkWidget *widget,
+ GtkOrientation orientation,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+ GtkStyleContext *context;
+ GtkWidget *child;
+ GtkBorder default_border;
+ GtkBorder padding;
+ GtkBorder border;
+ gint focus_width;
+ gint focus_pad;
+ gint minimum, natural;
+
+ context = gtk_widget_get_style_context (widget);
+
+ gtk_button_get_props (button, &default_border, NULL,
+ &padding, &border, NULL);
+ gtk_style_context_get_style (context,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
+
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
+ {
+ minimum = padding.left + padding.right +
+ border.left + border.right;
+
+ if (gtk_widget_get_can_default (GTK_WIDGET (widget)))
+ minimum += default_border.left + default_border.right;
+ }
+ else
+ {
+ minimum = padding.top + padding.bottom +
+ border.top + border.bottom;
+
+ if (gtk_widget_get_can_default (GTK_WIDGET (widget)))
+ minimum += default_border.top + default_border.bottom;
+ }
+
+ minimum += 2 * (focus_width + focus_pad);
+ natural = minimum;
+
+ if ((child = gtk_bin_get_child (GTK_BIN (button))) &&
+ gtk_widget_get_visible (child))
+ {
+ gint child_min, child_nat;
+
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
+ gtk_widget_get_preferred_width (child, &child_min, &child_nat);
+ else
+ gtk_widget_get_preferred_height (child, &child_min, &child_nat);
+
+ minimum += child_min;
+ natural += child_nat;
+ }
+
+ if (minimum_size)
+ *minimum_size = minimum;
+
+ if (natural_size)
+ *natural_size = natural;
+}
+
+static void
+gtk_button_get_preferred_width (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ gtk_button_get_size (widget, GTK_ORIENTATION_HORIZONTAL, minimum_size, natural_size);
+}
+
+static void
+gtk_button_get_preferred_height (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ gtk_button_get_size (widget, GTK_ORIENTATION_VERTICAL, minimum_size, natural_size);
+}
+
/**
* gtk_button_set_label:
* @button: a #GtkButton
gtk_button_set_label (GtkButton *button,
const gchar *label)
{
+ GtkButtonPrivate *priv;
gchar *new_label;
-
+
g_return_if_fail (GTK_IS_BUTTON (button));
+ priv = button->priv;
+
new_label = g_strdup (label);
- g_free (button->label_text);
- button->label_text = new_label;
-
+ g_free (priv->label_text);
+ priv->label_text = new_label;
+
gtk_button_construct_child (button);
g_object_notify (G_OBJECT (button), "label");
* Return value: The text of the label widget. This string is owned
* by the widget and must not be modified or freed.
**/
-G_CONST_RETURN gchar *
+const gchar *
gtk_button_get_label (GtkButton *button)
{
g_return_val_if_fail (GTK_IS_BUTTON (button), NULL);
-
- return button->label_text;
+
+ return button->priv->label_text;
}
/**
gtk_button_set_use_underline (GtkButton *button,
gboolean use_underline)
{
+ GtkButtonPrivate *priv;
+
g_return_if_fail (GTK_IS_BUTTON (button));
+ priv = button->priv;
+
use_underline = use_underline != FALSE;
- if (use_underline != button->use_underline)
+ if (use_underline != priv->use_underline)
{
- button->use_underline = use_underline;
-
+ priv->use_underline = use_underline;
+
gtk_button_construct_child (button);
- g_object_notify (G_OBJECT (button), "use_underline");
+ g_object_notify (G_OBJECT (button), "use-underline");
}
}
gtk_button_get_use_underline (GtkButton *button)
{
g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
-
- return button->use_underline;
+
+ return button->priv->use_underline;
}
/**
* @button: a #GtkButton
* @use_stock: %TRUE if the button should use a stock item
*
- * If true, the label set on the button is used as a
+ * If %TRUE, the label set on the button is used as a
* stock id to select the stock item for the button.
*/
void
gtk_button_set_use_stock (GtkButton *button,
gboolean use_stock)
{
+ GtkButtonPrivate *priv;
+
g_return_if_fail (GTK_IS_BUTTON (button));
+ priv = button->priv;
+
use_stock = use_stock != FALSE;
- if (use_stock != button->use_stock)
+ if (use_stock != priv->use_stock)
{
- button->use_stock = use_stock;
-
+ priv->use_stock = use_stock;
+
gtk_button_construct_child (button);
- g_object_notify (G_OBJECT (button), "use_stock");
+ g_object_notify (G_OBJECT (button), "use-stock");
}
}
gtk_button_get_use_stock (GtkButton *button)
{
g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
-
- return button->use_stock;
+
+ return button->priv->use_stock;
}
/**
* gtk_button_set_focus_on_click:
* @button: a #GtkButton
* @focus_on_click: whether the button grabs focus when clicked with the mouse
- *
+ *
* Sets whether the button will grab focus when it is clicked with the mouse.
* Making mouse clicks not grab focus is useful in places like toolbars where
* you don't want the keyboard focus removed from the main area of the
gtk_button_set_focus_on_click (GtkButton *button,
gboolean focus_on_click)
{
+ GtkButtonPrivate *priv;
+
g_return_if_fail (GTK_IS_BUTTON (button));
-
+
+ priv = button->priv;
+
focus_on_click = focus_on_click != FALSE;
- if (button->focus_on_click != focus_on_click)
+ if (priv->focus_on_click != focus_on_click)
{
- button->focus_on_click = focus_on_click;
+ priv->focus_on_click = focus_on_click;
- g_object_notify (G_OBJECT (button), "focus_on_click");
+ g_object_notify (G_OBJECT (button), "focus-on-click");
}
}
/**
* gtk_button_get_focus_on_click:
* @button: a #GtkButton
- *
+ *
* Returns whether the button grabs focus when it is clicked with the mouse.
* See gtk_button_set_focus_on_click().
*
{
g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
- return button->focus_on_click;
+ return button->priv->focus_on_click;
}
/**
* 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.
+ * the child is a #GtkMisc or a #GtkAlignment.
*
* Since: 2.4
*/
g_return_if_fail (GTK_IS_BUTTON (button));
- priv = GTK_BUTTON_GET_PRIVATE (button);
+ priv = button->priv;
priv->xalign = xalign;
priv->yalign = yalign;
priv->align_set = 1;
- maybe_set_alignment (button, GTK_BIN (button)->child);
+ maybe_set_alignment (button, gtk_bin_get_child (GTK_BIN (button)));
g_object_freeze_notify (G_OBJECT (button));
g_object_notify (G_OBJECT (button), "xalign");
/**
* gtk_button_get_alignment:
* @button: a #GtkButton
- * @xalign: return location for horizontal alignment
- * @yalign: return location for vertical alignment
+ * @xalign: (out): return location for horizontal alignment
+ * @yalign: (out): return location for vertical alignment
*
* Gets the alignment of the child in the button.
*
g_return_if_fail (GTK_IS_BUTTON (button));
- priv = GTK_BUTTON_GET_PRIVATE (button);
+ priv = button->priv;
if (xalign)
*xalign = priv->xalign;
* _gtk_button_set_depressed:
* @button: a #GtkButton
* @depressed: %TRUE if the button should be drawn with a recessed shadow.
- *
+ *
* Sets whether the button is currently drawn as down or not. This is
* purely a visual setting, and is meant only for use by derived widgets
* such as #GtkToggleButton.
gboolean depressed)
{
GtkWidget *widget = GTK_WIDGET (button);
+ GtkButtonPrivate *priv = button->priv;
depressed = depressed != FALSE;
- if (depressed != button->depressed)
+ if (depressed != priv->depressed)
{
- button->depressed = depressed;
+ priv->depressed = depressed;
gtk_widget_queue_resize (widget);
}
}
static void
gtk_button_update_state (GtkButton *button)
{
+ GtkButtonPrivate *priv = button->priv;
+ GtkStateFlags new_state;
gboolean depressed;
- GtkStateType new_state;
- if (button->activate_timeout)
- depressed = button->depress_on_activate;
+ if (priv->activate_timeout)
+ depressed = priv->depress_on_activate;
else
- depressed = button->in_button && button->button_down;
+ depressed = priv->in_button && priv->button_down;
- if (button->in_button && (!button->button_down || !depressed))
- new_state = GTK_STATE_PRELIGHT;
- else
- new_state = depressed ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL;
+ new_state = gtk_widget_get_state_flags (GTK_WIDGET (button)) &
+ ~(GTK_STATE_FLAG_PRELIGHT | GTK_STATE_FLAG_ACTIVE);
+
+ if (priv->in_button)
+ new_state |= GTK_STATE_FLAG_PRELIGHT;
- _gtk_button_set_depressed (button, depressed);
- gtk_widget_set_state (GTK_WIDGET (button), new_state);
+ if (depressed)
+ new_state |= GTK_STATE_FLAG_ACTIVE;
+
+ _gtk_button_set_depressed (button, depressed);
+ gtk_widget_set_state_flags (GTK_WIDGET (button), new_state, TRUE);
}
static void
show_image_change_notify (GtkButton *button)
{
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv = button->priv;
if (priv->image)
{
gtk_button_screen_changed (GtkWidget *widget,
GdkScreen *previous_screen)
{
+ GtkButton *button;
+ GtkButtonPrivate *priv;
GtkSettings *settings;
- guint show_image_connection;
+ gulong show_image_connection;
if (!gtk_widget_has_screen (widget))
return;
+ button = GTK_BUTTON (widget);
+ priv = button->priv;
+
+ /* If the button is being pressed while the screen changes the
+ release might never occur, so we reset the state. */
+ if (priv->button_down)
+ {
+ priv->button_down = FALSE;
+ gtk_button_update_state (button);
+ }
+
settings = gtk_widget_get_settings (widget);
show_image_connection =
- GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (settings),
- "gtk-button-connection"));
+ g_signal_handler_find (settings, G_SIGNAL_MATCH_FUNC, 0, 0,
+ NULL, gtk_button_setting_changed, NULL);
if (show_image_connection)
return;
- show_image_connection =
- g_signal_connect (settings, "notify::gtk-button-images",
- G_CALLBACK (gtk_button_setting_changed), 0);
- g_object_set_data (G_OBJECT (settings),
- "gtk-button-connection",
- GUINT_TO_POINTER (show_image_connection));
+ g_signal_connect (settings, "notify::gtk-button-images",
+ G_CALLBACK (gtk_button_setting_changed), NULL);
- show_image_change_notify (GTK_BUTTON (widget));
+ show_image_change_notify (button);
}
static void
GtkStateType previous_state)
{
GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
- if (!GTK_WIDGET_IS_SENSITIVE (widget))
+ if (!gtk_widget_is_sensitive (widget))
{
- button->in_button = FALSE;
+ priv->in_button = FALSE;
gtk_real_button_released (button);
}
}
gboolean was_grabbed)
{
GtkButton *button = GTK_BUTTON (widget);
+ GtkButtonPrivate *priv = button->priv;
+ gboolean save_in;
+
+ if (priv->activate_timeout &&
+ priv->grab_keyboard &&
+ gtk_widget_device_is_shadowed (widget, priv->grab_keyboard))
+ gtk_button_finish_activate (button, FALSE);
if (!was_grabbed)
{
- button->in_button = FALSE;
+ save_in = priv->in_button;
+ priv->in_button = FALSE;
gtk_real_button_released (button);
+ if (save_in != priv->in_button)
+ {
+ priv->in_button = save_in;
+ gtk_button_update_state (button);
+ }
}
}
* @image: a widget to set as the image for the button
*
* Set the image of @button to the given widget. Note that
- * it depends on the gtk-button-images setting whether the
- * image will be displayed or not.
+ * it depends on the #GtkSettings:gtk-button-images setting whether the
+ * image will be displayed or not, you don't have to call
+ * gtk_widget_show() on @image yourself.
*
* Since: 2.6
*/
gtk_button_set_image (GtkButton *button,
GtkWidget *image)
{
- GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ GtkButtonPrivate *priv;
+ GtkWidget *parent;
+
+ g_return_if_fail (GTK_IS_BUTTON (button));
+ g_return_if_fail (image == NULL || GTK_IS_WIDGET (image));
+
+ priv = button->priv;
+
+ if (priv->image)
+ {
+ parent = gtk_widget_get_parent (priv->image);
+ if (parent)
+ gtk_container_remove (GTK_CONTAINER (parent), priv->image);
+ }
priv->image = image;
priv->image_is_stock = (image == NULL);
* This may have been explicitly set by gtk_button_set_image()
* or constructed by gtk_button_new_from_stock().
*
+ * Return value: (transfer none): a #GtkWidget or %NULL in case there is no image
+ *
* Since: 2.6
*/
GtkWidget *
gtk_button_get_image (GtkButton *button)
{
- GtkButtonPrivate *priv;
-
g_return_val_if_fail (GTK_IS_BUTTON (button), NULL);
+
+ return button->priv->image;
+}
+
+/**
+ * gtk_button_set_image_position:
+ * @button: a #GtkButton
+ * @position: the position
+ *
+ * Sets the position of the image relative to the text
+ * inside the button.
+ *
+ * Since: 2.10
+ */
+void
+gtk_button_set_image_position (GtkButton *button,
+ GtkPositionType position)
+{
+ GtkButtonPrivate *priv;
- priv = GTK_BUTTON_GET_PRIVATE (button);
+ g_return_if_fail (GTK_IS_BUTTON (button));
+ g_return_if_fail (position >= GTK_POS_LEFT && position <= GTK_POS_BOTTOM);
- return priv->image;
+ priv = button->priv;
+
+ if (priv->image_position != position)
+ {
+ priv->image_position = position;
+
+ gtk_button_construct_child (button);
+
+ g_object_notify (G_OBJECT (button), "image-position");
+ }
}
+
+/**
+ * gtk_button_get_image_position:
+ * @button: a #GtkButton
+ *
+ * Gets the position of the image relative to the text
+ * inside the button.
+ *
+ * Return value: the position
+ *
+ * Since: 2.10
+ */
+GtkPositionType
+gtk_button_get_image_position (GtkButton *button)
+{
+ g_return_val_if_fail (GTK_IS_BUTTON (button), GTK_POS_LEFT);
-#define __GTK_BUTTON_C__
-#include "gtkaliasdef.c"
+ return button->priv->image_position;
+}
+
+/**
+ * gtk_button_set_always_show_image:
+ * @button: a #GtkButton
+ * @always_show: %TRUE if the menuitem should always show the image
+ *
+ * If %TRUE, the button will ignore the #GtkSettings:gtk-button-images
+ * setting and always show the image, if available.
+ *
+ * Use this property if the button would be useless or hard to use
+ * without the image.
+ *
+ * Since: 3.6
+ */
+void
+gtk_button_set_always_show_image (GtkButton *button,
+ gboolean always_show)
+{
+ GtkButtonPrivate *priv;
+
+ g_return_if_fail (GTK_IS_BUTTON (button));
+
+ priv = button->priv;
+
+ if (priv->always_show_image != always_show)
+ {
+ priv->always_show_image = always_show;
+
+ if (priv->image)
+ {
+ if (show_image (button))
+ gtk_widget_show (priv->image);
+ else
+ gtk_widget_hide (priv->image);
+ }
+
+ g_object_notify (G_OBJECT (button), "always-show-image");
+ }
+}
+
+/**
+ * gtk_button_get_always_show_image:
+ * @button: a #GtkButton
+ *
+ * Returns whether the button will ignore the #GtkSettings:gtk-button-images
+ * setting and always show the image, if available.
+ *
+ * Returns: %TRUE if the button will always show the image
+ *
+ * Since: 3.6
+ */
+gboolean
+gtk_button_get_always_show_image (GtkButton *button)
+{
+ g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
+
+ return button->priv->always_show_image;
+}
+
+/**
+ * gtk_button_get_event_window:
+ * @button: a #GtkButton
+ *
+ * Returns the button's event window if it is realized, %NULL otherwise.
+ * This function should be rarely needed.
+ *
+ * Return value: (transfer none): @button's event window.
+ *
+ * Since: 2.22
+ */
+GdkWindow*
+gtk_button_get_event_window (GtkButton *button)
+{
+ g_return_val_if_fail (GTK_IS_BUTTON (button), NULL);
+
+ return button->priv->event_window;
+}