forked from AuroraMiddleware/gtk
113 lines
6.1 KiB
C
113 lines
6.1 KiB
C
/*
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* Copyright © 2019 Benjamin Otte
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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 2.1 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, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#ifndef __GTK_EXPRESSION_H__
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#define __GTK_EXPRESSION_H__
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#include <gtk/gtktypes.h>
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G_BEGIN_DECLS
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typedef struct _GtkExpression GtkExpression;
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typedef struct _GtkExpressionWatch GtkExpressionWatch;
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/**
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* GtkExpressionNotify:
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* @user_data: data passed to gtk_expression_watch()
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*
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* Callback called by gtk_expression_watch() when the
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* expression value changes.
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*/
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typedef void (* GtkExpressionNotify) (gpointer user_data);
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#define GTK_IS_EXPRESSION(expr) ((expr) != NULL)
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#define GTK_TYPE_EXPRESSION (gtk_expression_get_type ())
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GDK_AVAILABLE_IN_ALL
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GType gtk_expression_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_expression_ref (GtkExpression *self);
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GDK_AVAILABLE_IN_ALL
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void gtk_expression_unref (GtkExpression *self);
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GDK_AVAILABLE_IN_ALL
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GType gtk_expression_get_value_type (GtkExpression *self);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_expression_is_static (GtkExpression *self);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_expression_evaluate (GtkExpression *self,
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gpointer this_,
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GValue *value);
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GDK_AVAILABLE_IN_ALL
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GtkExpressionWatch * gtk_expression_watch (GtkExpression *self,
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gpointer this_,
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GtkExpressionNotify notify,
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gpointer user_data,
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GDestroyNotify user_destroy);
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GDK_AVAILABLE_IN_ALL
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GtkExpressionWatch * gtk_expression_bind (GtkExpression *self,
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gpointer target,
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const char * property,
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gpointer this_);
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GDK_AVAILABLE_IN_ALL
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GtkExpressionWatch * gtk_expression_watch_ref (GtkExpressionWatch *watch);
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GDK_AVAILABLE_IN_ALL
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void gtk_expression_watch_unref (GtkExpressionWatch *watch);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_expression_watch_evaluate (GtkExpressionWatch *watch,
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GValue *value);
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GDK_AVAILABLE_IN_ALL
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void gtk_expression_watch_unwatch (GtkExpressionWatch *watch);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_property_expression_new (GType this_type,
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GtkExpression *expression,
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const char *property_name);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_property_expression_new_for_pspec (GtkExpression *expression,
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GParamSpec *pspec);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_constant_expression_new (GType value_type,
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...);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_constant_expression_new_for_value (const GValue *value);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_object_expression_new (GObject *object);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_closure_expression_new (GType value_type,
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GClosure *closure,
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guint n_params,
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GtkExpression **params);
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GDK_AVAILABLE_IN_ALL
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GtkExpression * gtk_cclosure_expression_new (GType value_type,
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GClosureMarshal marshal,
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guint n_params,
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GtkExpression **params,
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GCallback callback_func,
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gpointer user_data,
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GClosureNotify user_destroy);
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G_END_DECLS
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#endif /* __GTK_EXPRESSION_H__ */
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