*/
/*
- * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * Modified by the GTK+ Team and others 1997-2001. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
+#include <config.h>
#include <string.h>
+#include "gtkalignment.h"
#include "gtkbutton.h"
#include "gtklabel.h"
#include "gtkmain.h"
-#include "gtksignal.h"
+#include "gtkmarshalers.h"
#include "gtkimage.h"
#include "gtkhbox.h"
+#include "gtkvbox.h"
#include "gtkstock.h"
#include "gtkiconfactory.h"
+#include "gtkprivate.h"
+#include "gtkintl.h"
+#include "gtkalias.h"
-#define CHILD_SPACING 1
-#define DEFAULT_LEFT_POS 4
-#define DEFAULT_TOP_POS 4
-#define DEFAULT_SPACING 7
+static const GtkBorder default_default_border = { 1, 1, 1, 1 };
+static const GtkBorder default_default_outside_border = { 0, 0, 0, 0 };
+static const GtkBorder default_inner_border = { 1, 1, 1, 1 };
-/* Time out before giving up on getting a key release when animatng
+/* Time out before giving up on getting a key release when animating
* the close button.
*/
#define ACTIVATE_TIMEOUT 250
};
enum {
- ARG_0,
- ARG_LABEL,
- ARG_RELIEF
+ PROP_0,
+ PROP_LABEL,
+ PROP_IMAGE,
+ PROP_RELIEF,
+ PROP_USE_UNDERLINE,
+ PROP_USE_STOCK,
+ PROP_FOCUS_ON_CLICK,
+ PROP_XALIGN,
+ PROP_YALIGN,
+ PROP_IMAGE_POSITION
};
-static void gtk_button_class_init (GtkButtonClass *klass);
-static void gtk_button_init (GtkButton *button);
-static void gtk_button_set_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id);
-static void gtk_button_get_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id);
-static void gtk_button_realize (GtkWidget *widget);
-static void gtk_button_unrealize (GtkWidget *widget);
-static void gtk_button_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_button_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_button_paint (GtkWidget *widget,
- GdkRectangle *area);
-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_button_add (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_button_remove (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_real_button_pressed (GtkButton *button);
-static void gtk_real_button_released (GtkButton *button);
-static void gtk_real_button_enter (GtkButton *button);
-static void gtk_real_button_leave (GtkButton *button);
-static void gtk_real_button_activate (GtkButton *button);
-static GtkType gtk_button_child_type (GtkContainer *container);
-
-static void gtk_button_finish_activate (GtkButton *button,
- gboolean do_it);
-
-static GtkBinClass *parent_class = NULL;
-static guint button_signals[LAST_SIGNAL] = { 0 };
-
+#define GTK_BUTTON_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_BUTTON, GtkButtonPrivate))
+typedef struct _GtkButtonPrivate GtkButtonPrivate;
-GtkType
-gtk_button_get_type (void)
+struct _GtkButtonPrivate
{
- static GtkType button_type = 0;
+ gfloat xalign;
+ gfloat yalign;
+ GtkWidget *image;
+ guint align_set : 1;
+ guint image_is_stock : 1;
+ guint has_grab : 1;
+ guint32 grab_time;
+ GtkPositionType image_position;
+};
- 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,
- };
+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_style_set (GtkWidget *widget,
+ GtkStyle *prev_style);
+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_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_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,
+ GObjectConstructParam *construct_params);
+static void gtk_button_construct_child (GtkButton *button);
+static void gtk_button_state_changed (GtkWidget *widget,
+ GtkStateType previous_state);
+static void gtk_button_grab_notify (GtkWidget *widget,
+ gboolean was_grabbed);
- button_type = g_type_register_static (GTK_TYPE_BIN, "GtkButton", &button_info, 0);
- }
- return button_type;
-}
+static guint button_signals[LAST_SIGNAL] = { 0 };
+
+G_DEFINE_TYPE (GtkButton, gtk_button, GTK_TYPE_BIN)
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->set_property = gtk_button_set_property;
+ gobject_class->get_property = gtk_button_get_property;
- object_class->set_arg = gtk_button_set_arg;
- object_class->get_arg = gtk_button_get_arg;
+ object_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->style_set = gtk_button_style_set;
widget_class->size_request = gtk_button_size_request;
widget_class->size_allocate = gtk_button_size_allocate;
widget_class->expose_event = gtk_button_expose;
widget_class->button_press_event = gtk_button_button_press;
widget_class->button_release_event = gtk_button_button_release;
+ 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;
+ widget_class->state_changed = gtk_button_state_changed;
+ widget_class->grab_notify = gtk_button_grab_notify;
- container_class->add = gtk_button_add;
- container_class->remove = gtk_button_remove;
container_class->child_type = gtk_button_child_type;
+ container_class->add = gtk_button_add;
klass->pressed = gtk_real_button_pressed;
klass->released = gtk_real_button_released;
klass->clicked = NULL;
- klass->enter = gtk_real_button_enter;
- klass->leave = gtk_real_button_leave;
+ klass->enter = gtk_button_update_state;
+ klass->leave = gtk_button_update_state;
klass->activate = gtk_real_button_activate;
- gtk_object_add_arg_type ("GtkButton::label", GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_LABEL);
- gtk_object_add_arg_type ("GtkButton::relief", GTK_TYPE_RELIEF_STYLE, GTK_ARG_READWRITE, ARG_RELIEF);
-
+ g_object_class_install_property (gobject_class,
+ PROP_LABEL,
+ g_param_spec_string ("label",
+ P_("Label"),
+ P_("Text of the label widget inside the button, if the button contains a label widget"),
+ NULL,
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (gobject_class,
+ PROP_USE_UNDERLINE,
+ g_param_spec_boolean ("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,
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (gobject_class,
+ PROP_USE_STOCK,
+ g_param_spec_boolean ("use-stock",
+ P_("Use stock"),
+ P_("If set, the label is used to pick a stock item instead of being displayed"),
+ FALSE,
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (gobject_class,
+ PROP_FOCUS_ON_CLICK,
+ g_param_spec_boolean ("focus-on-click",
+ P_("Focus on click"),
+ P_("Whether the button grabs focus when it is clicked with the mouse"),
+ TRUE,
+ GTK_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class,
+ PROP_RELIEF,
+ g_param_spec_enum ("relief",
+ P_("Border relief"),
+ P_("The border relief style"),
+ GTK_TYPE_RELIEF_STYLE,
+ GTK_RELIEF_NORMAL,
+ 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,
+ * 1.0 is right aligned.
+ *
+ * Since: 2.4
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_XALIGN,
+ g_param_spec_float("xalign",
+ P_("Horizontal alignment for child"),
+ P_("Horizontal position of child in available space. 0.0 is left aligned, 1.0 is right aligned"),
+ 0.0,
+ 1.0,
+ 0.5,
+ 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,
+ * 1.0 is bottom aligned.
+ *
+ * Since: 2.4
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_YALIGN,
+ g_param_spec_float("yalign",
+ P_("Vertical alignment for child"),
+ P_("Vertical position of child in available space. 0.0 is top aligned, 1.0 is bottom aligned"),
+ 0.0,
+ 1.0,
+ 0.5,
+ GTK_PARAM_READWRITE));
+
+ /**
+ * GtkButton::image:
+ *
+ * The child widget to appear next to the button text.
+ *
+ * Since: 2.6
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_IMAGE,
+ g_param_spec_object ("image",
+ P_("Image widget"),
+ P_("Child widget to appear next to the button text"),
+ GTK_TYPE_WIDGET,
+ 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::pressed:
+ * @button: the object that received the signal
+ *
+ * Emitted when the button is pressed.
+ *
+ * @Deprecated: Use the GtkWidget::button-press-event signal.
+ */
button_signals[PRESSED] =
- gtk_signal_new ("pressed",
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkButtonClass, pressed),
- gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
+ g_signal_new (I_("pressed"),
+ G_OBJECT_CLASS_TYPE (object_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: Use the GtkWidget::button-release-event signal.
+ */
button_signals[RELEASED] =
- gtk_signal_new ("released",
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkButtonClass, released),
- gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
+ g_signal_new (I_("released"),
+ G_OBJECT_CLASS_TYPE (object_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] =
- gtk_signal_new ("clicked",
- GTK_RUN_FIRST | GTK_RUN_ACTION,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkButtonClass, clicked),
- gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
+ g_signal_new (I_("clicked"),
+ G_OBJECT_CLASS_TYPE (object_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: Use the GtkWidget::enter-notify-event signal.
+ */
button_signals[ENTER] =
- gtk_signal_new ("enter",
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkButtonClass, enter),
- gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
+ g_signal_new (I_("enter"),
+ G_OBJECT_CLASS_TYPE (object_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: Use the GtkWidget::leave-notify-event signal.
+ */
button_signals[LEAVE] =
- gtk_signal_new ("leave",
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkButtonClass, leave),
- gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
+ g_signal_new (I_("leave"),
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GtkButtonClass, leave),
+ NULL, NULL,
+ _gtk_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ /**
+ * GtkButton::activate:
+ * @widget: the object which received the signal.
+ *
+ * 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.
+ */
button_signals[ACTIVATE] =
- gtk_signal_new ("activate",
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkButtonClass, activate),
- gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
+ g_signal_new (I_("activate"),
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkButtonClass, activate),
+ NULL, NULL,
+ _gtk_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
widget_class->activate_signal = button_signals[ACTIVATE];
+
+ 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"),
+ GTK_TYPE_BORDER,
+ GTK_PARAM_READABLE));
+
+ 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"),
+ GTK_TYPE_BORDER,
+ GTK_PARAM_READABLE));
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("child-displacement-x",
+ P_("Child X Displacement"),
+ P_("How far in the x direction to move the child when the button is depressed"),
+ G_MININT,
+ G_MAXINT,
+ 0,
+ GTK_PARAM_READABLE));
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("child-displacement-y",
+ P_("Child Y Displacement"),
+ P_("How far in the y direction to move the child when the button is depressed"),
+ G_MININT,
+ G_MAXINT,
+ 0,
+ GTK_PARAM_READABLE));
+
+ /**
+ * GtkButton:displace-focus:
+ *
+ * Whether the child_displacement_x/child_displacement_y properties should also
+ * affect the focus rectangle.
+ *
+ * Since: 2.6
+ */
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_boolean ("displace-focus",
+ P_("Displace focus"),
+ P_("Whether the child_displacement_x/_y properties should also affect the focus rectangle"),
+ FALSE,
+ GTK_PARAM_READABLE));
+
+ /**
+ * GtkButton:inner-border:
+ *
+ * Sets the border between the button edges and child.
+ *
+ * Since: 2.10
+ */
+ 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));
+
+
+ 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,
+ GTK_PARAM_READWRITE));
+
+ 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_UNSET_FLAGS (button, GTK_NO_WINDOW);
+ GTK_WIDGET_SET_FLAGS (button, GTK_NO_WINDOW);
- button->child = NULL;
+ 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;
+
+ priv->xalign = 0.5;
+ priv->yalign = 0.5;
+ priv->align_set = 0;
+ priv->image_is_stock = TRUE;
+ priv->image_position = GTK_POS_LEFT;
+}
+
+static void
+gtk_button_destroy (GtkObject *object)
+{
+ GtkButton *button = GTK_BUTTON (object);
+
+ if (button->label_text)
+ {
+ g_free (button->label_text);
+ button->label_text = NULL;
+ }
+
+ (* GTK_OBJECT_CLASS (gtk_button_parent_class)->destroy) (object);
+}
+
+static GObject*
+gtk_button_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_params)
+{
+ GObject *object;
+ GtkButton *button;
+
+ object = (* G_OBJECT_CLASS (gtk_button_parent_class)->constructor) (type,
+ n_construct_properties,
+ construct_params);
+
+ button = GTK_BUTTON (object);
+ button->constructed = TRUE;
+
+ if (button->label_text != NULL)
+ gtk_button_construct_child (button);
+
+ return object;
}
-static GtkType
+
+static GType
gtk_button_child_type (GtkContainer *container)
{
if (!GTK_BIN (container)->child)
return GTK_TYPE_WIDGET;
else
- return GTK_TYPE_NONE;
+ return G_TYPE_NONE;
}
static void
-gtk_button_set_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id)
+maybe_set_alignment (GtkButton *button,
+ GtkWidget *widget)
{
- GtkButton *button;
-
- button = GTK_BUTTON (object);
+ GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
- switch (arg_id)
+ if (GTK_IS_MISC (widget))
+ {
+ GtkMisc *misc = GTK_MISC (widget);
+
+ if (priv->align_set)
+ gtk_misc_set_alignment (misc, priv->xalign, priv->yalign);
+ }
+ else if (GTK_IS_ALIGNMENT (widget))
{
- GtkWidget *child;
+ GtkAlignment *alignment = GTK_ALIGNMENT (widget);
- case ARG_LABEL:
- child = GTK_BIN (button)->child;
- if (!child)
- child = gtk_widget_new (GTK_TYPE_LABEL,
- "visible", TRUE,
- "parent", button,
- NULL);
- if (GTK_IS_LABEL (child))
- gtk_label_set_text (GTK_LABEL (child),
- GTK_VALUE_STRING (*arg) ? GTK_VALUE_STRING (*arg) : "");
+ if (priv->align_set)
+ gtk_alignment_set (alignment, priv->xalign, priv->yalign,
+ alignment->xscale, alignment->yscale);
+ }
+}
+
+static void
+gtk_button_add (GtkContainer *container,
+ GtkWidget *widget)
+{
+ maybe_set_alignment (GTK_BUTTON (container), widget);
+
+ GTK_CONTAINER_CLASS (gtk_button_parent_class)->add (container, widget);
+}
+
+static void
+gtk_button_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GtkButton *button = GTK_BUTTON (object);
+ GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ switch (prop_id)
+ {
+ case PROP_LABEL:
+ gtk_button_set_label (button, g_value_get_string (value));
+ break;
+ case PROP_IMAGE:
+ gtk_button_set_image (button, (GtkWidget *) g_value_get_object (value));
+ break;
+ case PROP_RELIEF:
+ gtk_button_set_relief (button, g_value_get_enum (value));
+ break;
+ case PROP_USE_UNDERLINE:
+ gtk_button_set_use_underline (button, g_value_get_boolean (value));
break;
- case ARG_RELIEF:
- gtk_button_set_relief (button, GTK_VALUE_ENUM (*arg));
+ case PROP_USE_STOCK:
+ gtk_button_set_use_stock (button, g_value_get_boolean (value));
+ break;
+ 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;
+ case PROP_IMAGE_POSITION:
+ gtk_button_set_image_position (button, g_value_get_enum (value));
break;
default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
-gtk_button_get_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id)
+gtk_button_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
{
- GtkButton *button;
-
- button = GTK_BUTTON (object);
+ GtkButton *button = GTK_BUTTON (object);
+ GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
- switch (arg_id)
+ switch (prop_id)
{
- case ARG_LABEL:
- if (GTK_BIN (button)->child && GTK_IS_LABEL (GTK_BIN (button)->child))
- GTK_VALUE_STRING (*arg) = g_strdup (GTK_LABEL (GTK_BIN (button)->child)->label);
- else
- GTK_VALUE_STRING (*arg) = NULL;
+ case PROP_LABEL:
+ g_value_set_string (value, button->label_text);
break;
- case ARG_RELIEF:
- GTK_VALUE_ENUM (*arg) = gtk_button_get_relief (button);
+ case PROP_IMAGE:
+ g_value_set_object (value, (GObject *)priv->image);
+ break;
+ case PROP_RELIEF:
+ g_value_set_enum (value, gtk_button_get_relief (button));
+ break;
+ case PROP_USE_UNDERLINE:
+ g_value_set_boolean (value, button->use_underline);
+ break;
+ case PROP_USE_STOCK:
+ g_value_set_boolean (value, button->use_stock);
+ break;
+ 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;
+ case PROP_IMAGE_POSITION:
+ g_value_set_enum (value, priv->image_position);
break;
default:
- arg->type = GTK_TYPE_INVALID;
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
GtkWidget*
gtk_button_new (void)
{
- return GTK_WIDGET (gtk_type_new (gtk_button_get_type ()));
+ return g_object_new (GTK_TYPE_BUTTON, NULL);
}
-GtkWidget*
-gtk_button_new_with_label (const gchar *label)
+static gboolean
+show_image (GtkButton *button)
{
- GtkWidget *button;
- GtkWidget *label_widget;
-
- button = gtk_button_new ();
- label_widget = gtk_label_new (label);
- gtk_misc_set_alignment (GTK_MISC (label_widget), 0.5, 0.5);
+ gboolean show;
+
+ if (button->label_text)
+ {
+ GtkSettings *settings;
- gtk_container_add (GTK_CONTAINER (button), label_widget);
- gtk_widget_show (label_widget);
+ settings = gtk_widget_get_settings (GTK_WIDGET (button));
+ g_object_get (settings, "gtk-button-images", &show, NULL);
+ }
+ else
+ show = TRUE;
- return button;
+ return show;
}
-GtkWidget*
-gtk_button_new_stock (const gchar *stock_id,
- GtkAccelGroup *accel_group)
+static void
+gtk_button_construct_child (GtkButton *button)
{
- GtkWidget *button;
+ GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
GtkStockItem item;
+ GtkWidget *label;
+ GtkWidget *box;
+ GtkWidget *align;
+ GtkWidget *image = NULL;
+ gchar *label_text = NULL;
+ gint image_spacing;
+
+ if (!button->constructed)
+ return;
+
+ if (!button->label_text && !priv->image)
+ return;
+
+ gtk_widget_style_get (GTK_WIDGET (button),
+ "image-spacing", &image_spacing,
+ NULL);
- if (gtk_stock_lookup (stock_id, &item))
+ if (priv->image && !priv->image_is_stock)
{
- GtkWidget *label;
- GtkWidget *image;
- GtkWidget *hbox;
- guint keyval;
+ image = g_object_ref (priv->image);
+ if (image->parent)
+ gtk_container_remove (GTK_CONTAINER (image->parent), image);
- button = gtk_button_new ();
+ priv->image = NULL;
+ }
+
+ if (GTK_BIN (button)->child)
+ gtk_container_remove (GTK_CONTAINER (button),
+ GTK_BIN (button)->child);
+
+ if (button->use_stock &&
+ button->label_text &&
+ gtk_stock_lookup (button->label_text, &item))
+ {
+ if (!image)
+ image = g_object_ref (gtk_image_new_from_stock (button->label_text, GTK_ICON_SIZE_BUTTON));
- label = gtk_label_new (NULL);
- keyval = gtk_label_parse_uline (GTK_LABEL (label),
- item.label);
+ label_text = item.label;
+ }
+ else
+ label_text = button->label_text;
- if (keyval && accel_group)
- {
- gtk_widget_add_accelerator (button,
- "clicked",
- accel_group,
- keyval,
- GDK_MOD1_MASK,
- GTK_ACCEL_LOCKED);
- }
+ if (image)
+ {
+ priv->image = image;
+ g_object_set (priv->image,
+ "visible", show_image (button),
+ "no-show-all", TRUE,
+ NULL);
+
+ if (priv->image_position == GTK_POS_LEFT ||
+ priv->image_position == GTK_POS_RIGHT)
+ box = gtk_hbox_new (FALSE, image_spacing);
+ else
+ box = gtk_vbox_new (FALSE, image_spacing);
- /* Also add the stock accelerator if one was specified. */
- if (item.keyval && accel_group)
- {
- gtk_widget_add_accelerator (button,
- "clicked",
- accel_group,
- item.keyval,
- item.modifier,
- GTK_ACCEL_LOCKED);
- }
+ 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);
- image = gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON);
- hbox = gtk_hbox_new (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);
- gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 2);
- gtk_box_pack_end (GTK_BOX (hbox), label, TRUE, TRUE, 2);
+ if (label_text)
+ {
+ label = gtk_label_new_with_mnemonic (label_text);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label),
+ GTK_WIDGET (button));
+
+ 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), hbox);
- gtk_widget_show_all (hbox);
+ gtk_container_add (GTK_CONTAINER (button), align);
+ gtk_container_add (GTK_CONTAINER (align), box);
+ gtk_widget_show_all (align);
+
+ g_object_unref (image);
+
+ return;
}
- else
+
+ if (button->use_underline)
{
- button = gtk_button_new_accel (stock_id, accel_group);
+ label = gtk_label_new_with_mnemonic (button->label_text);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), GTK_WIDGET (button));
}
+ else
+ label = gtk_label_new (button->label_text);
+
+ if (priv->align_set)
+ gtk_misc_set_alignment (GTK_MISC (label), priv->xalign, priv->yalign);
- return button;
+ gtk_widget_show (label);
+ gtk_container_add (GTK_CONTAINER (button), label);
}
+
GtkWidget*
-gtk_button_new_accel (const gchar *uline_label,
- GtkAccelGroup *accel_group)
+gtk_button_new_with_label (const gchar *label)
{
- GtkWidget *button;
- GtkWidget *label;
- guint keyval;
-
- button = gtk_button_new ();
-
- label = gtk_label_new (NULL);
- keyval = gtk_label_parse_uline (GTK_LABEL (label), uline_label);
+ return g_object_new (GTK_TYPE_BUTTON, "label", label, NULL);
+}
- if (keyval && accel_group)
- {
- gtk_widget_add_accelerator (button,
- "clicked",
- accel_group,
- keyval,
- GDK_MOD1_MASK,
- GTK_ACCEL_LOCKED);
- }
-
- gtk_container_add (GTK_CONTAINER (button), label);
- gtk_widget_show (label);
+/**
+ * gtk_button_new_from_stock:
+ * @stock_id: the name of the stock item
+ *
+ * Creates a new #GtkButton containing the image and text from a stock item.
+ * Some stock ids have preprocessor macros like #GTK_STOCK_OK and
+ * #GTK_STOCK_APPLY.
+ *
+ * If @stock_id is unknown, then it will be treated as a mnemonic
+ * label (as for gtk_button_new_with_mnemonic()).
+ *
+ * Returns: a new #GtkButton
+ **/
+GtkWidget*
+gtk_button_new_from_stock (const gchar *stock_id)
+{
+ return g_object_new (GTK_TYPE_BUTTON,
+ "label", stock_id,
+ "use-stock", TRUE,
+ "use-underline", TRUE,
+ NULL);
+}
- return button;
+/**
+ * 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
+ * accelerator called a mnemonic.
+ * Pressing Alt and that key activates the button.
+ **/
+GtkWidget*
+gtk_button_new_with_mnemonic (const gchar *label)
+{
+ return g_object_new (GTK_TYPE_BUTTON, "label", label, "use-underline", TRUE, NULL);
}
void
gtk_button_pressed (GtkButton *button)
{
- g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
- gtk_signal_emit (GTK_OBJECT (button), button_signals[PRESSED]);
+
+ g_signal_emit (button, button_signals[PRESSED], 0);
}
void
gtk_button_released (GtkButton *button)
{
- g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
- gtk_signal_emit (GTK_OBJECT (button), button_signals[RELEASED]);
+ g_signal_emit (button, button_signals[RELEASED], 0);
}
void
gtk_button_clicked (GtkButton *button)
{
- g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
- gtk_signal_emit (GTK_OBJECT (button), button_signals[CLICKED]);
+ g_signal_emit (button, button_signals[CLICKED], 0);
}
void
gtk_button_enter (GtkButton *button)
{
- g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
- gtk_signal_emit (GTK_OBJECT (button), button_signals[ENTER]);
+ g_signal_emit (button, button_signals[ENTER], 0);
}
void
gtk_button_leave (GtkButton *button)
{
- g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
- gtk_signal_emit (GTK_OBJECT (button), button_signals[LEAVE]);
+ g_signal_emit (button, button_signals[LEAVE], 0);
}
void
gtk_button_set_relief (GtkButton *button,
GtkReliefStyle newrelief)
{
- g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
- button->relief = newrelief;
- gtk_widget_queue_draw (GTK_WIDGET (button));
+ if (newrelief != button->relief)
+ {
+ button->relief = newrelief;
+ g_object_notify (G_OBJECT (button), "relief");
+ gtk_widget_queue_draw (GTK_WIDGET (button));
+ }
}
GtkReliefStyle
gtk_button_get_relief (GtkButton *button)
{
- g_return_val_if_fail (button != NULL, GTK_RELIEF_NORMAL);
g_return_val_if_fail (GTK_IS_BUTTON (button), GTK_RELIEF_NORMAL);
return button->relief;
gint attributes_mask;
gint border_width;
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_BUTTON (widget));
-
button = GTK_BUTTON (widget);
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
attributes.y = widget->allocation.y + border_width;
attributes.width = widget->allocation.width - border_width * 2;
attributes.height = widget->allocation.height - border_width * 2;
- attributes.wclass = GDK_INPUT_OUTPUT;
- attributes.visual = gtk_widget_get_visual (widget);
- attributes.colormap = gtk_widget_get_colormap (widget);
+ attributes.wclass = GDK_INPUT_ONLY;
attributes.event_mask = gtk_widget_get_events (widget);
- attributes.event_mask |= (GDK_EXPOSURE_MASK |
- GDK_BUTTON_PRESS_MASK |
+ attributes.event_mask |= (GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_ENTER_NOTIFY_MASK |
GDK_LEAVE_NOTIFY_MASK);
- attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
+ attributes_mask = GDK_WA_X | GDK_WA_Y;
- widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
- gdk_window_set_user_data (widget->window, button);
+ 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);
widget->style = gtk_style_attach (widget->style, widget->window);
- gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
}
static void
if (button->activate_timeout)
gtk_button_finish_activate (button, FALSE);
+
+ if (button->event_window)
+ {
+ gdk_window_set_user_data (button->event_window, NULL);
+ gdk_window_destroy (button->event_window);
+ button->event_window = NULL;
+ }
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->unrealize (widget);
+}
+
+static void
+gtk_button_map (GtkWidget *widget)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->map (widget);
+
+ if (button->event_window)
+ gdk_window_show (button->event_window);
+}
+
+static void
+gtk_button_unmap (GtkWidget *widget)
+{
+ GtkButton *button = GTK_BUTTON (widget);
- GTK_WIDGET_CLASS (parent_class)->unrealize (widget);
+ if (button->event_window)
+ gdk_window_hide (button->event_window);
+
+ GTK_WIDGET_CLASS (gtk_button_parent_class)->unmap (widget);
}
static void
-gtk_button_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
+gtk_button_update_image_spacing (GtkButton *button)
{
- GtkButton *button;
+ GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+ 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 (!button->constructed || !priv->image)
+ return;
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_BUTTON (widget));
- g_return_if_fail (requisition != NULL);
+ child = GTK_BIN (button)->child;
+ if (GTK_IS_ALIGNMENT (child))
+ {
+ child = GTK_BIN (child)->child;
+ if (GTK_IS_BOX (child))
+ {
+ gtk_widget_style_get (GTK_WIDGET (button),
+ "image-spacing", &spacing,
+ NULL);
- button = GTK_BUTTON (widget);
+ gtk_box_set_spacing (GTK_BOX (child), spacing);
+ }
+ }
+}
+
+static void
+gtk_button_style_set (GtkWidget *widget,
+ GtkStyle *prev_style)
+{
+ gtk_button_update_image_spacing (GTK_BUTTON (widget));
+}
+
+static void
+gtk_button_get_props (GtkButton *button,
+ GtkBorder *default_border,
+ GtkBorder *default_outside_border,
+ GtkBorder *inner_border,
+ gboolean *interior_focus)
+{
+ GtkWidget *widget = GTK_WIDGET (button);
+ GtkBorder *tmp_border;
+
+ if (default_border)
+ {
+ gtk_widget_style_get (widget, "default-border", &tmp_border, NULL);
+
+ if (tmp_border)
+ {
+ *default_border = *tmp_border;
+ g_free (tmp_border);
+ }
+ else
+ *default_border = default_default_border;
+ }
+
+ if (default_outside_border)
+ {
+ gtk_widget_style_get (widget, "default-outside-border", &tmp_border, NULL);
+
+ if (tmp_border)
+ {
+ *default_outside_border = *tmp_border;
+ g_free (tmp_border);
+ }
+ else
+ *default_outside_border = default_default_outside_border;
+ }
+
+ if (inner_border)
+ {
+ gtk_widget_style_get (widget, "inner-border", &tmp_border, NULL);
+
+ if (tmp_border)
+ {
+ *inner_border = *tmp_border;
+ g_free (tmp_border);
+ }
+ else
+ *inner_border = default_inner_border;
+ }
- 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 (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;
+ GtkBorder inner_border;
+ gint focus_width;
+ gint focus_pad;
+
+ gtk_button_get_props (button, &default_border, NULL, &inner_border, 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 +
+ GTK_WIDGET (widget)->style->xthickness) * 2 +
+ inner_border.left + inner_border.right);
+ requisition->height = ((GTK_CONTAINER (widget)->border_width +
+ GTK_WIDGET (widget)->style->ythickness) * 2 +
+ inner_border.top + inner_border.bottom);
if (GTK_WIDGET_CAN_DEFAULT (widget))
{
- requisition->width += (GTK_WIDGET (widget)->style->xthickness * 2 +
- DEFAULT_SPACING);
- requisition->height += (GTK_WIDGET (widget)->style->ythickness * 2 +
- DEFAULT_SPACING);
+ requisition->width += default_border.left + default_border.right;
+ requisition->height += default_border.top + default_border.bottom;
}
if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
requisition->width += child_requisition.width;
requisition->height += child_requisition.height;
}
+
+ requisition->width += 2 * (focus_width + focus_pad);
+ requisition->height += 2 * (focus_width + focus_pad);
}
static void
gtk_button_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
- GtkButton *button;
+ GtkButton *button = GTK_BUTTON (widget);
GtkAllocation child_allocation;
- gint border_width;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_BUTTON (widget));
- g_return_if_fail (allocation != NULL);
+ gint border_width = GTK_CONTAINER (widget)->border_width;
+ gint xthickness = GTK_WIDGET (widget)->style->xthickness;
+ gint ythickness = GTK_WIDGET (widget)->style->ythickness;
+ GtkBorder default_border;
+ GtkBorder inner_border;
+ gint focus_width;
+ gint focus_pad;
+
+ gtk_button_get_props (button, &default_border, NULL, &inner_border, NULL);
+ gtk_widget_style_get (GTK_WIDGET (widget),
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
+
+
widget->allocation = *allocation;
- border_width = GTK_CONTAINER (widget)->border_width;
if (GTK_WIDGET_REALIZED (widget))
- gdk_window_move_resize (widget->window,
+ 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);
- button = GTK_BUTTON (widget);
-
if (GTK_BIN (button)->child && GTK_WIDGET_VISIBLE (GTK_BIN (button)->child))
{
- child_allocation.x = (CHILD_SPACING + GTK_WIDGET (widget)->style->xthickness);
- child_allocation.y = (CHILD_SPACING + GTK_WIDGET (widget)->style->ythickness);
-
- child_allocation.width = MAX (1, (gint)widget->allocation.width - child_allocation.x * 2 -
- border_width * 2);
- child_allocation.height = MAX (1, (gint)widget->allocation.height - child_allocation.y * 2 -
- border_width * 2);
+ child_allocation.x = widget->allocation.x + border_width + inner_border.left + xthickness;
+ child_allocation.y = widget->allocation.y + border_width + inner_border.top + ythickness;
+
+ child_allocation.width = MAX (1, widget->allocation.width -
+ xthickness * 2 -
+ inner_border.left -
+ inner_border.right -
+ border_width * 2);
+ child_allocation.height = MAX (1, widget->allocation.height -
+ ythickness * 2 -
+ inner_border.top -
+ inner_border.bottom -
+ border_width * 2);
if (GTK_WIDGET_CAN_DEFAULT (button))
{
- child_allocation.x += (GTK_WIDGET (widget)->style->xthickness +
- DEFAULT_LEFT_POS);
- child_allocation.y += (GTK_WIDGET (widget)->style->ythickness +
- DEFAULT_TOP_POS);
- child_allocation.width = MAX (1, (gint)child_allocation.width -
- (gint)(GTK_WIDGET (widget)->style->xthickness * 2 + DEFAULT_SPACING));
- child_allocation.height = MAX (1, (gint)child_allocation.height -
- (gint)(GTK_WIDGET (widget)->style->xthickness * 2 + DEFAULT_SPACING));
+ 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);
+ }
+
+ if (GTK_WIDGET_CAN_FOCUS (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);
+ }
+
+ if (button->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);
+ child_allocation.x += child_displacement_x;
+ child_allocation.y += child_displacement_y;
}
gtk_widget_size_allocate (GTK_BIN (button)->child, &child_allocation);
}
}
-/*
- * +------------------------------------------------+
- * | BORDER |
- * | +------------------------------------------+ |
- * | |\\\\\\\\\\\\\\\\DEFAULT\\\\\\\\\\\\\\\\\ | |
- * | |\\+------------------------------------+ | |
- * | |\\| | SPACING 3 | | | |
- * | |\\| +--------------------------------+ | | |
- * | |\\| |########## FOCUS ###############| | | |
- * | |\\| |#+----------------------------+#| | | |
- * | |\\| |#| RELIEF \|#| | | |
- * | |\\| |#| +-----------------------+\|#| | | |
- * | |\\|1|#| + THE TEXT +\|#|2| | |
- * | |\\| |#| +-----------------------+\|#| | | |
- * | |\\| |#| \\\\\ ythickness \\\\\\\\\\|#| | | |
- * | |\\| |#+----------------------------+#| | | |
- * | |\\| |########### 1 ##################| | | |
- * | |\\| +--------------------------------+ | | |
- * | |\\| | default spacing 4 | | | |
- * | |\\+------------------------------------+ | |
- * | |\ ythickness | |
- * | +------------------------------------------+ |
- * | border_width |
- * +------------------------------------------------+
- */
-
-static void
-gtk_button_paint (GtkWidget *widget,
- GdkRectangle *area)
+void
+_gtk_button_paint (GtkButton *button,
+ GdkRectangle *area,
+ GtkStateType state_type,
+ GtkShadowType shadow_type,
+ const gchar *main_detail,
+ const gchar *default_detail)
{
- GtkButton *button;
- GtkShadowType shadow_type;
+ GtkWidget *widget;
gint width, height;
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 (widget))
+ if (GTK_WIDGET_DRAWABLE (button))
{
- button = GTK_BUTTON (widget);
+ widget = GTK_WIDGET (button);
+ border_width = GTK_CONTAINER (widget)->border_width;
+
+ gtk_button_get_props (button, &default_border, &default_outside_border, NULL, &interior_focus);
+ gtk_widget_style_get (GTK_WIDGET (widget),
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
- x = 0;
- y = 0;
- width = widget->allocation.width - GTK_CONTAINER (widget)->border_width * 2;
- height = widget->allocation.height - GTK_CONTAINER (widget)->border_width * 2;
-
- gdk_window_set_back_pixmap (widget->window, NULL, TRUE);
- gdk_window_clear_area (widget->window, area->x, area->y, area->width, area->height);
+ 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_STATE_NORMAL, GTK_SHADOW_IN,
area, widget, "buttondefault",
x, y, width, height);
- }
- if (GTK_WIDGET_CAN_DEFAULT (widget))
+ 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 += widget->style->xthickness;
- y += widget->style->ythickness;
- width -= 2 * x + DEFAULT_SPACING;
- height -= 2 * y + DEFAULT_SPACING;
- x += DEFAULT_LEFT_POS;
- y += DEFAULT_TOP_POS;
+ 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 (GTK_WIDGET_HAS_FOCUS (widget))
+ if (!interior_focus && GTK_WIDGET_HAS_FOCUS (widget))
{
- x += 1;
- y += 1;
- width -= 2;
- height -= 2;
+ x += focus_width + focus_pad;
+ y += focus_width + focus_pad;
+ width -= 2 * (focus_width + focus_pad);
+ height -= 2 * (focus_width + focus_pad);
}
-
- if (GTK_WIDGET_STATE (widget) == GTK_STATE_ACTIVE)
- shadow_type = GTK_SHADOW_IN;
- else
- shadow_type = GTK_SHADOW_OUT;
- if ((button->relief != GTK_RELIEF_NONE) ||
- ((GTK_WIDGET_STATE(widget) != GTK_STATE_NORMAL) &&
- (GTK_WIDGET_STATE(widget) != GTK_STATE_INSENSITIVE)))
+ if (button->relief != GTK_RELIEF_NONE || button->depressed ||
+ GTK_WIDGET_STATE(widget) == GTK_STATE_PRELIGHT)
gtk_paint_box (widget->style, widget->window,
- GTK_WIDGET_STATE (widget),
+ state_type,
shadow_type, area, widget, "button",
x, y, width, height);
if (GTK_WIDGET_HAS_FOCUS (widget))
{
- x -= 1;
- y -= 1;
- width += 2;
- height += 2;
+ 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);
- gtk_paint_focus (widget->style, widget->window,
+ 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);
+ }
+
+ if (button->depressed && displace_focus)
+ {
+ x += child_displacement_x;
+ y += child_displacement_y;
+ }
+
+ gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
area, widget, "button",
- x, y, width - 1, height - 1);
+ x, y, width, height);
}
}
}
gtk_button_expose (GtkWidget *widget,
GdkEventExpose *event)
{
- GtkBin *bin;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_BUTTON (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
if (GTK_WIDGET_DRAWABLE (widget))
{
- bin = GTK_BIN (widget);
+ GtkButton *button = GTK_BUTTON (widget);
- gtk_button_paint (widget, &event->area);
+ _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_WIDGET_CLASS (gtk_button_parent_class)->expose_event) (widget, event);
}
return FALSE;
{
GtkButton *button;
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_BUTTON (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
if (event->type == GDK_BUTTON_PRESS)
{
button = GTK_BUTTON (widget);
- if (!GTK_WIDGET_HAS_FOCUS (widget))
+ if (button->focus_on_click && !GTK_WIDGET_HAS_FOCUS (widget))
gtk_widget_grab_focus (widget);
if (event->button == 1)
{
GtkButton *button;
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_BUTTON (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
if (event->button == 1)
{
button = GTK_BUTTON (widget);
}
static gboolean
-gtk_button_key_release (GtkWidget *widget,
- GdkEventKey *event)
+gtk_button_grab_broken (GtkWidget *widget,
+ GdkEventGrabBroken *event)
{
GtkButton *button = GTK_BUTTON (widget);
-
- if (button->activate_timeout)
+ gboolean save_in;
+
+ /* Simulate a button release without the pointer in the button */
+ if (button->button_down)
{
- gtk_button_finish_activate (button, TRUE);
- return TRUE;
+ save_in = button->in_button;
+ button->in_button = FALSE;
+ gtk_button_released (button);
+ if (save_in != button->in_button)
+ {
+ button->in_button = save_in;
+ gtk_button_update_state (button);
+ }
}
- else if (GTK_WIDGET_CLASS (parent_class)->key_release_event)
- return GTK_WIDGET_CLASS (parent_class)->key_release_event (widget, event);
+
+ return TRUE;
+}
+
+static gboolean
+gtk_button_key_release (GtkWidget *widget,
+ GdkEventKey *event)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+
+ if (button->activate_timeout)
+ {
+ gtk_button_finish_activate (button, TRUE);
+ return TRUE;
+ }
+ 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;
}
GtkButton *button;
GtkWidget *event_widget;
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_BUTTON (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
button = GTK_BUTTON (widget);
event_widget = gtk_get_event_widget ((GdkEvent*) event);
GtkButton *button;
GtkWidget *event_widget;
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_BUTTON (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
button = GTK_BUTTON (widget);
event_widget = gtk_get_event_widget ((GdkEvent*) event);
}
static void
-gtk_button_add (GtkContainer *container,
- GtkWidget *widget)
+gtk_real_button_pressed (GtkButton *button)
+{
+ if (button->activate_timeout)
+ return;
+
+ button->button_down = TRUE;
+ gtk_button_update_state (button);
+}
+
+static void
+gtk_real_button_released (GtkButton *button)
+{
+ if (button->button_down)
+ {
+ button->button_down = FALSE;
+
+ if (button->activate_timeout)
+ return;
+
+ if (button->in_button)
+ gtk_button_clicked (button);
+
+ gtk_button_update_state (button);
+ }
+}
+
+static gboolean
+button_activate_timeout (gpointer data)
{
- g_return_if_fail (container != NULL);
- g_return_if_fail (widget != NULL);
+ GDK_THREADS_ENTER ();
+
+ gtk_button_finish_activate (data, TRUE);
- if (GTK_CONTAINER_CLASS (parent_class)->add)
- GTK_CONTAINER_CLASS (parent_class)->add (container, widget);
+ GDK_THREADS_LEAVE ();
- GTK_BUTTON (container)->child = GTK_BIN (container)->child;
+ return FALSE;
}
static void
-gtk_button_remove (GtkContainer *container,
- GtkWidget *widget)
+gtk_real_button_activate (GtkButton *button)
{
- g_return_if_fail (container != NULL);
- g_return_if_fail (widget != NULL);
+ GtkWidget *widget = GTK_WIDGET (button);
+ GtkButtonPrivate *priv;
+ guint32 time;
- if (GTK_CONTAINER_CLASS (parent_class)->remove)
- GTK_CONTAINER_CLASS (parent_class)->remove (container, widget);
+ priv = GTK_BUTTON_GET_PRIVATE (button);
- GTK_BUTTON (container)->child = GTK_BIN (container)->child;
+ if (GTK_WIDGET_REALIZED (button) && !button->activate_timeout)
+ {
+ time = gtk_get_current_event_time ();
+ if (gdk_keyboard_grab (button->event_window, TRUE, time) ==
+ GDK_GRAB_SUCCESS)
+ {
+ priv->has_grab = TRUE;
+ priv->grab_time = time;
+ }
+
+ 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));
+ }
}
static void
-gtk_real_button_pressed (GtkButton *button)
+gtk_button_finish_activate (GtkButton *button,
+ gboolean do_it)
{
- GtkStateType new_state;
+ GtkWidget *widget = GTK_WIDGET (button);
+ GtkButtonPrivate *priv;
+
+ priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ g_source_remove (button->activate_timeout);
+ button->activate_timeout = 0;
+
+ if (priv->has_grab)
+ {
+ gdk_display_keyboard_ungrab (gtk_widget_get_display (widget),
+ priv->grab_time);
+ }
+ gtk_grab_remove (widget);
+
+ button->button_down = FALSE;
+
+ gtk_button_update_state (button);
+ gtk_widget_queue_draw (GTK_WIDGET (button));
+
+ if (do_it)
+ gtk_button_clicked (button);
+}
- g_return_if_fail (button != NULL);
+/**
+ * gtk_button_set_label:
+ * @button: a #GtkButton
+ * @label: a string
+ *
+ * Sets the text of the label of the button to @str. This text is
+ * also used to select the stock item if gtk_button_set_use_stock()
+ * is used.
+ *
+ * This will also clear any previously set labels.
+ **/
+void
+gtk_button_set_label (GtkButton *button,
+ const gchar *label)
+{
+ gchar *new_label;
+
g_return_if_fail (GTK_IS_BUTTON (button));
- if (button->activate_timeout)
- return;
+ new_label = g_strdup (label);
+ g_free (button->label_text);
+ button->label_text = new_label;
- button->button_down = TRUE;
+ gtk_button_construct_child (button);
+
+ g_object_notify (G_OBJECT (button), "label");
+}
- new_state = (button->in_button ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL);
+/**
+ * gtk_button_get_label:
+ * @button: a #GtkButton
+ *
+ * Fetches the text from the label of the button, as set by
+ * gtk_button_set_label(). If the label text has not
+ * been set the return value will be %NULL. This will be the
+ * case if you create an empty button with gtk_button_new() to
+ * use as a container.
+ *
+ * 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 *
+gtk_button_get_label (GtkButton *button)
+{
+ g_return_val_if_fail (GTK_IS_BUTTON (button), NULL);
+
+ return button->label_text;
+}
- if (GTK_WIDGET_STATE (button) != new_state)
+/**
+ * gtk_button_set_use_underline:
+ * @button: a #GtkButton
+ * @use_underline: %TRUE if underlines in the text indicate mnemonics
+ *
+ * If true, an underline in the text of the button label indicates
+ * the next character should be used for the mnemonic accelerator key.
+ */
+void
+gtk_button_set_use_underline (GtkButton *button,
+ gboolean use_underline)
+{
+ g_return_if_fail (GTK_IS_BUTTON (button));
+
+ use_underline = use_underline != FALSE;
+
+ if (use_underline != button->use_underline)
{
- gtk_widget_set_state (GTK_WIDGET (button), new_state);
- gtk_widget_queue_draw (GTK_WIDGET (button));
+ button->use_underline = use_underline;
+
+ gtk_button_construct_child (button);
+
+ g_object_notify (G_OBJECT (button), "use-underline");
}
}
-static void
-gtk_real_button_released (GtkButton *button)
+/**
+ * gtk_button_get_use_underline:
+ * @button: a #GtkButton
+ *
+ * Returns whether an embedded underline in the button label indicates a
+ * mnemonic. See gtk_button_set_use_underline ().
+ *
+ * Return value: %TRUE if an embedded underline in the button label
+ * indicates the mnemonic accelerator keys.
+ **/
+gboolean
+gtk_button_get_use_underline (GtkButton *button)
{
- GtkStateType new_state;
+ g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
+
+ return button->use_underline;
+}
- g_return_if_fail (button != NULL);
+/**
+ * gtk_button_set_use_stock:
+ * @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
+ * stock id to select the stock item for the button.
+ */
+void
+gtk_button_set_use_stock (GtkButton *button,
+ gboolean use_stock)
+{
g_return_if_fail (GTK_IS_BUTTON (button));
- if (button->button_down)
+ use_stock = use_stock != FALSE;
+
+ if (use_stock != button->use_stock)
{
- button->button_down = FALSE;
+ button->use_stock = use_stock;
+
+ gtk_button_construct_child (button);
+
+ g_object_notify (G_OBJECT (button), "use-stock");
+ }
+}
- if (button->activate_timeout)
- return;
+/**
+ * gtk_button_get_use_stock:
+ * @button: a #GtkButton
+ *
+ * Returns whether the button label is a stock item.
+ *
+ * Return value: %TRUE if the button label is used to
+ * select a stock item instead of being
+ * used directly as the label text.
+ */
+gboolean
+gtk_button_get_use_stock (GtkButton *button)
+{
+ g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
- if (button->in_button)
- gtk_button_clicked (button);
+ return button->use_stock;
+}
- new_state = (button->in_button ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL);
+/**
+ * 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
+ * application.
+ *
+ * Since: 2.4
+ **/
+void
+gtk_button_set_focus_on_click (GtkButton *button,
+ gboolean focus_on_click)
+{
+ g_return_if_fail (GTK_IS_BUTTON (button));
+
+ focus_on_click = focus_on_click != FALSE;
- if (GTK_WIDGET_STATE (button) != new_state)
- {
- gtk_widget_set_state (GTK_WIDGET (button), new_state);
- /* We _draw () instead of queue_draw so that if the operation
- * blocks, the label doesn't vanish.
- */
- gtk_widget_draw (GTK_WIDGET (button), NULL);
- }
+ if (button->focus_on_click != focus_on_click)
+ {
+ button->focus_on_click = focus_on_click;
+
+ g_object_notify (G_OBJECT (button), "focus-on-click");
}
}
-static void
-gtk_real_button_enter (GtkButton *button)
+/**
+ * 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().
+ *
+ * Return value: %TRUE if the button grabs focus when it is clicked with
+ * the mouse.
+ *
+ * Since: 2.4
+ **/
+gboolean
+gtk_button_get_focus_on_click (GtkButton *button)
{
- GtkStateType new_state;
+ g_return_val_if_fail (GTK_IS_BUTTON (button), FALSE);
+
+ 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 (button != NULL);
g_return_if_fail (GTK_IS_BUTTON (button));
+
+ priv = GTK_BUTTON_GET_PRIVATE (button);
- new_state = (button->button_down ? GTK_STATE_ACTIVE : GTK_STATE_PRELIGHT);
+ priv->xalign = xalign;
+ priv->yalign = yalign;
+ priv->align_set = 1;
- if (button->activate_timeout)
- return;
+ maybe_set_alignment (button, GTK_BIN (button)->child);
+
+ 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));
- if (GTK_WIDGET_STATE (button) != new_state)
+ priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ if (xalign)
+ *xalign = priv->xalign;
+
+ if (yalign)
+ *yalign = priv->yalign;
+}
+
+/**
+ * _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.
+ **/
+void
+_gtk_button_set_depressed (GtkButton *button,
+ gboolean depressed)
+{
+ GtkWidget *widget = GTK_WIDGET (button);
+
+ depressed = depressed != FALSE;
+
+ if (depressed != button->depressed)
{
- gtk_widget_set_state (GTK_WIDGET (button), new_state);
- gtk_widget_queue_draw (GTK_WIDGET (button));
+ button->depressed = depressed;
+ gtk_widget_queue_resize (widget);
}
}
static void
-gtk_real_button_leave (GtkButton *button)
+gtk_button_update_state (GtkButton *button)
{
- g_return_if_fail (button != NULL);
- g_return_if_fail (GTK_IS_BUTTON (button));
-
+ gboolean depressed;
+ GtkStateType new_state;
+
if (button->activate_timeout)
- return;
-
- if (GTK_WIDGET_STATE (button) != GTK_STATE_NORMAL)
+ depressed = button->depress_on_activate;
+ else
+ depressed = button->in_button && button->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;
+
+ _gtk_button_set_depressed (button, depressed);
+ gtk_widget_set_state (GTK_WIDGET (button), new_state);
+}
+
+static void
+show_image_change_notify (GtkButton *button)
+{
+ GtkButtonPrivate *priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ if (priv->image)
{
- gtk_widget_set_state (GTK_WIDGET (button), GTK_STATE_NORMAL);
- gtk_widget_queue_draw (GTK_WIDGET (button));
+ if (show_image (button))
+ gtk_widget_show (priv->image);
+ else
+ gtk_widget_hide (priv->image);
}
}
-static gboolean
-button_activate_timeout (gpointer data)
+static void
+traverse_container (GtkWidget *widget,
+ gpointer data)
{
- gtk_button_finish_activate (data, TRUE);
+ if (GTK_IS_BUTTON (widget))
+ show_image_change_notify (GTK_BUTTON (widget));
+ else if (GTK_IS_CONTAINER (widget))
+ gtk_container_forall (GTK_CONTAINER (widget), traverse_container, NULL);
+}
- return FALSE;
+static void
+gtk_button_setting_changed (GtkSettings *settings)
+{
+ GList *list, *l;
+
+ list = gtk_window_list_toplevels ();
+
+ for (l = list; l; l = l->next)
+ gtk_container_forall (GTK_CONTAINER (l->data),
+ traverse_container, NULL);
+
+ g_list_free (list);
}
+
static void
-gtk_real_button_activate (GtkButton *button)
+gtk_button_screen_changed (GtkWidget *widget,
+ GdkScreen *previous_screen)
{
- GtkWidget *widget = GTK_WIDGET (button);
+ GtkSettings *settings;
+ guint show_image_connection;
+
+ if (!gtk_widget_has_screen (widget))
+ return;
+
+ settings = gtk_widget_get_settings (widget);
+
+ show_image_connection =
+ GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (settings),
+ "gtk-button-connection"));
- g_return_if_fail (button != NULL);
- g_return_if_fail (GTK_IS_BUTTON (button));
+ if (show_image_connection)
+ return;
- if (GTK_WIDGET_REALIZED (button) && !button->activate_timeout)
+ show_image_connection =
+ g_signal_connect (settings, "notify::gtk-button-images",
+ G_CALLBACK (gtk_button_setting_changed), NULL);
+ g_object_set_data (G_OBJECT (settings),
+ I_("gtk-button-connection"),
+ GUINT_TO_POINTER (show_image_connection));
+
+ show_image_change_notify (GTK_BUTTON (widget));
+}
+
+static void
+gtk_button_state_changed (GtkWidget *widget,
+ GtkStateType previous_state)
+{
+ GtkButton *button = GTK_BUTTON (widget);
+
+ if (!GTK_WIDGET_IS_SENSITIVE (widget))
{
- if (gdk_keyboard_grab (widget->window, TRUE,
- gtk_get_current_event_time ()) == 0)
- {
- gtk_grab_add (widget);
-
- button->activate_timeout = g_timeout_add (ACTIVATE_TIMEOUT,
- button_activate_timeout,
- button);
- button->button_down = TRUE;
- gtk_widget_set_state (widget, GTK_STATE_ACTIVE);
- }
+ button->in_button = FALSE;
+ gtk_real_button_released (button);
}
}
static void
-gtk_button_finish_activate (GtkButton *button,
- gboolean do_it)
+gtk_button_grab_notify (GtkWidget *widget,
+ gboolean was_grabbed)
{
- GtkWidget *widget = GTK_WIDGET (button);
+ GtkButton *button = GTK_BUTTON (widget);
+
+ if (!was_grabbed)
+ {
+ button->in_button = FALSE;
+ gtk_real_button_released (button);
+ }
+}
+
+/**
+ * gtk_button_set_image:
+ * @button: a #GtkButton
+ * @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, you don't have to call
+ * gtk_widget_show() on @image yourself.
+ *
+ * Since: 2.6
+ */
+void
+gtk_button_set_image (GtkButton *button,
+ GtkWidget *image)
+{
+ GtkButtonPrivate *priv;
+
+ g_return_if_fail (GTK_IS_BUTTON (button));
+ g_return_if_fail (image == NULL || GTK_IS_WIDGET (image));
+
+ priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ priv->image = image;
+ priv->image_is_stock = (image == NULL);
+
+ gtk_button_construct_child (button);
+
+ g_object_notify (G_OBJECT (button), "image");
+}
+
+/**
+ * gtk_button_get_image:
+ * @button: a #GtkButton
+ *
+ * Gets the widget that is currenty set as the image of @button.
+ * This may have been explicitly set by gtk_button_set_image()
+ * or constructed by gtk_button_new_from_stock().
+ *
+ * Return value: 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);
+
+ priv = GTK_BUTTON_GET_PRIVATE (button);
- g_source_remove (button->activate_timeout);
- button->activate_timeout = 0;
+ return priv->image;
+}
- gdk_keyboard_ungrab (gtk_get_current_event_time ());
- gtk_grab_remove (widget);
+/**
+ * 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)
+{
- button->button_down = FALSE;
- gtk_widget_set_state (GTK_WIDGET (button),
- button->in_button ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL);
+ GtkButtonPrivate *priv;
- if (do_it)
- gtk_button_clicked (button);
+ g_return_if_fail (GTK_IS_BUTTON (button));
+ g_return_if_fail (position >= GTK_POS_LEFT && position <= GTK_POS_BOTTOM);
+
+ priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ 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)
+{
+ GtkButtonPrivate *priv;
+
+ g_return_val_if_fail (GTK_IS_BUTTON (button), GTK_POS_LEFT);
+
+ priv = GTK_BUTTON_GET_PRIVATE (button);
+
+ return priv->image_position;
+}
+
+
+#define __GTK_BUTTON_C__
+#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff