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93 lines
3.8 KiB
C
93 lines
3.8 KiB
C
/*
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* Copyright (C) 2012, One Laptop Per Child.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author(s): Carlos Garnacho <carlos@lanedo.com>
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*/
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#if !defined (__SUGAR_CONTROLLERS_H_INSIDE__) && !defined (SUGAR_TOOLKIT_COMPILATION)
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#error "Only <sugar/event-controller/sugar-event-controllers.h> can be included directly."
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#endif
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#ifndef __SUGAR_EVENT_CONTROLLER_H__
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#define __SUGAR_EVENT_CONTROLLER_H__
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#include <gtk/gtk.h>
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G_BEGIN_DECLS
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#define SUGAR_TYPE_EVENT_CONTROLLER (sugar_event_controller_get_type ())
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#define SUGAR_EVENT_CONTROLLER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), SUGAR_TYPE_EVENT_CONTROLLER, SugarEventController))
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#define SUGAR_EVENT_CONTROLLER_CLASS(k) (G_TYPE_CHECK_CLASS_CAST ((k), SUGAR_TYPE_EVENT_CONTROLLER, SugarEventControllerClass))
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#define SUGAR_IS_EVENT_CONTROLLER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), SUGAR_TYPE_EVENT_CONTROLLER))
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#define SUGAR_IS_EVENT_CONTROLLER_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), SUGAR_TYPE_EVENT_CONTROLLER))
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#define SUGAR_EVENT_CONTROLLER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), SUGAR_TYPE_EVENT_CONTROLLER, SugarEventControllerClass))
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typedef struct _SugarEventController SugarEventController;
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typedef struct _SugarEventControllerClass SugarEventControllerClass;
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typedef enum {
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SUGAR_EVENT_CONTROLLER_STATE_NONE,
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SUGAR_EVENT_CONTROLLER_STATE_COLLECTING,
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SUGAR_EVENT_CONTROLLER_STATE_RECOGNIZED,
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SUGAR_EVENT_CONTROLLER_STATE_NOT_RECOGNIZED
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} SugarEventControllerState;
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typedef enum {
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SUGAR_EVENT_CONTROLLER_FLAG_NONE = 0,
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SUGAR_EVENT_CONTROLLER_FLAG_EXCLUSIVE = 1 << 0
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} SugarEventControllerFlags;
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struct _SugarEventController
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{
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GObject parent_instance;
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gpointer _priv;
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};
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struct _SugarEventControllerClass
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{
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GObjectClass parent_class;
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/* Signals */
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void (* began) (SugarEventController *controller);
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void (* updated) (SugarEventController *controller);
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void (* ended) (SugarEventController *controller);
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/* vmethods */
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gboolean (* handle_event) (SugarEventController *controller,
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GdkEvent *event);
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SugarEventControllerState (* get_state) (SugarEventController *controller);
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void (* reset) (SugarEventController *controller);
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};
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GType sugar_event_controller_get_type (void) G_GNUC_CONST;
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gboolean sugar_event_controller_handle_event (SugarEventController *controller,
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GdkEvent *event);
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gboolean sugar_event_controller_attach (SugarEventController *controller,
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GtkWidget *widget,
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SugarEventControllerFlags flags);
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gboolean sugar_event_controller_detach (SugarEventController *controller,
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GtkWidget *widget);
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gboolean sugar_event_controller_reset (SugarEventController *controller);
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SugarEventControllerState
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sugar_event_controller_get_state (SugarEventController *controller);
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G_END_DECLS
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#endif /* __SUGAR_EVENT_CONTROLLER_H__ */
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