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-rw-r--r--e-util/e-binding.c557
1 files changed, 0 insertions, 557 deletions
diff --git a/e-util/e-binding.c b/e-util/e-binding.c
deleted file mode 100644
index 4b0f563a43..0000000000
--- a/e-util/e-binding.c
+++ /dev/null
@@ -1,557 +0,0 @@
-/*
- * e-binding.c
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) version 3.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with the program; if not, see <http://www.gnu.org/licenses/>
- *
- *
- * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "e-binding.h"
-
-static gpointer
-e_binding_warn (GObject *object,
- const gchar *property_name)
-{
- g_warning (
- "%s instances have no '%s' property to bind to",
- G_OBJECT_TYPE_NAME (object), property_name);
-
- return NULL;
-}
-
-static gboolean
-e_binding_transform_negate (const GValue *src_value,
- GValue *dst_value)
-{
- if (!g_value_transform (src_value, dst_value))
- return FALSE;
-
- g_value_set_boolean (dst_value, !g_value_get_boolean (dst_value));
-
- return TRUE;
-}
-
-static void
-e_bind_properties_transfer (GObject *src_object,
- GParamSpec *src_pspec,
- GObject *dst_object,
- GParamSpec *dst_pspec,
- EBindingTransform transform,
- gpointer user_data)
-{
- const gchar *src_name;
- const gchar *dst_name;
- gboolean result;
- GValue src_value = { 0, };
- GValue dst_value = { 0, };
-
- src_name = g_param_spec_get_name (src_pspec);
- dst_name = g_param_spec_get_name (dst_pspec);
-
- g_value_init (&src_value, G_PARAM_SPEC_VALUE_TYPE (src_pspec));
- g_object_get_property (src_object, src_name, &src_value);
-
- g_value_init (&dst_value, G_PARAM_SPEC_VALUE_TYPE (dst_pspec));
- result = (*transform) (&src_value, &dst_value, user_data);
-
- g_value_unset (&src_value);
-
- g_return_if_fail (result);
-
- g_param_value_validate (dst_pspec, &dst_value);
- g_object_set_property (dst_object, dst_name, &dst_value);
- g_value_unset (&dst_value);
-}
-
-static void
-e_bind_properties_notify (GObject *src_object,
- GParamSpec *src_pspec,
- gpointer data)
-{
- EBindingLink *link = data;
-
- /* Block the destination handler for mutual bindings,
- * so we don't recurse here. */
- if (link->dst_handler != 0)
- g_signal_handler_block (link->dst_object, link->dst_handler);
-
- e_bind_properties_transfer (
- src_object, src_pspec,
- link->dst_object, link->dst_pspec,
- link->transform, link->user_data);
-
- /* Unblock destination handler. */
- if (link->dst_handler != 0)
- g_signal_handler_unblock (link->dst_object, link->dst_handler);
-}
-
-static void
-e_binding_on_dst_object_destroy (gpointer data,
- GObject *object)
-{
- EBinding *binding = data;
-
- binding->link.dst_object = NULL;
-
- /* Calls e_binding_on_disconnect() */
- g_signal_handler_disconnect (
- binding->src_object, binding->link.handler);
-}
-
-static void
-e_binding_on_disconnect (gpointer data,
- GClosure *closure)
-{
- EBindingLink *link = data;
- EBinding *binding;
-
- binding = (EBinding *)
- (((gchar *) link) - G_STRUCT_OFFSET (EBinding, link));
-
- if (binding->base.destroy != NULL)
- binding->base.destroy (link->user_data);
-
- if (link->dst_object != NULL)
- g_object_weak_unref (
- link->dst_object,
- e_binding_on_dst_object_destroy, binding);
-
- g_slice_free (EBinding, binding);
-}
-
-/* Recursively calls e_mutual_binding_on_disconnect_object2() */
-static void
-e_mutual_binding_on_disconnect_object1 (gpointer data,
- GClosure *closure)
-{
- EMutualBinding *binding;
- EBindingLink *link = data;
- GObject *object2;
-
- binding = (EMutualBinding *)
- (((gchar *) link) - G_STRUCT_OFFSET (EMutualBinding, direct));
- binding->reverse.dst_object = NULL;
-
- object2 = binding->direct.dst_object;
- if (object2 != NULL) {
- if (binding->base.destroy != NULL)
- binding->base.destroy (binding->direct.user_data);
- binding->direct.dst_object = NULL;
- g_signal_handler_disconnect (object2, binding->reverse.handler);
- g_slice_free (EMutualBinding, binding);
- }
-}
-
-/* Recursively calls e_mutual_binding_on_disconnect_object1() */
-static void
-e_mutual_binding_on_disconnect_object2 (gpointer data,
- GClosure *closure)
-{
- EMutualBinding *binding;
- EBindingLink *link = data;
- GObject *object1;
-
- binding = (EMutualBinding *)
- (((gchar *) link) - G_STRUCT_OFFSET (EMutualBinding, reverse));
- binding->direct.dst_object = NULL;
-
- object1 = binding->reverse.dst_object;
- if (object1 != NULL) {
- binding->reverse.dst_object = NULL;
- g_signal_handler_disconnect (object1, binding->direct.handler);
- }
-}
-
-static void
-e_binding_link_init (EBindingLink *link,
- GObject *src_object,
- const gchar *src_property,
- GObject *dst_object,
- GParamSpec *dst_pspec,
- EBindingTransform transform,
- GClosureNotify destroy_notify,
- gpointer user_data)
-{
- gchar *signal_name;
-
- link->dst_object = dst_object;
- link->dst_pspec = dst_pspec;
- link->dst_handler = 0;
- link->transform = transform;
- link->user_data = user_data;
-
- signal_name = g_strconcat ("notify::", src_property, NULL);
- link->handler = g_signal_connect_data (
- src_object, signal_name,
- G_CALLBACK (e_bind_properties_notify),
- link, destroy_notify, 0);
- g_free (signal_name);
-}
-
-/**
- * e_binding_new:
- * @src_object: The source #GObject.
- * @src_property: The name of the property to bind from.
- * @dst_object: The destination #GObject.
- * @dst_property: The name of the property to bind to.
- *
- * One-way binds @src_property in @src_object to @dst_property
- * in @dst_object.
- *
- * Before binding the value of @dst_property is set to the
- * value of @src_property.
- *
- * Returns: The descriptor of the binding. It is automatically
- * removed if one of the objects is finalized.
- **/
-EBinding *
-e_binding_new (gpointer src_object,
- const gchar *src_property,
- gpointer dst_object,
- const gchar *dst_property)
-{
- return e_binding_new_full (
- src_object, src_property,
- dst_object, dst_property,
- NULL, NULL, NULL);
-}
-
-/**
- * e_binding_new_full:
- * @src_object: The source #GObject.
- * @src_property: The name of the property to bind from.
- * @dst_object: The destination #GObject.
- * @dst_property: The name of the property to bind to.
- * @transform: Transformation function or %NULL.
- * @destroy_notify: Callback function that is called on
- * disconnection with @user_data or %NULL.
- * @user_data: User data associated with the binding.
- *
- * One-way binds @src_property in @src_object to @dst_property
- * in @dst_object.
- *
- * Before binding the value of @dst_property is set to the
- * value of @src_property.
- *
- * Returns: The descriptor of the binding. It is automatically
- * removed if one of the objects is finalized.
- **/
-EBinding *
-e_binding_new_full (gpointer src_object,
- const gchar *src_property,
- gpointer dst_object,
- const gchar *dst_property,
- EBindingTransform transform,
- GDestroyNotify destroy_notify,
- gpointer user_data)
-{
- EBinding *binding;
- GParamSpec *src_pspec;
- GParamSpec *dst_pspec;
-
- g_return_val_if_fail (G_IS_OBJECT (src_object), NULL);
- g_return_val_if_fail (G_IS_OBJECT (dst_object), NULL);
-
- src_pspec = g_object_class_find_property (
- G_OBJECT_GET_CLASS (src_object), src_property);
- dst_pspec = g_object_class_find_property (
- G_OBJECT_GET_CLASS (dst_object), dst_property);
-
- if (src_pspec == NULL)
- return e_binding_warn (src_object, src_property);
- if (dst_pspec == NULL)
- return e_binding_warn (dst_object, dst_property);
-
- if (transform == NULL)
- transform = (EBindingTransform) g_value_transform;
-
- e_bind_properties_transfer (
- src_object, src_pspec,
- dst_object, dst_pspec,
- transform, user_data);
-
- binding = g_slice_new (EBinding);
- binding->src_object = src_object;
- binding->base.destroy = destroy_notify;
-
- e_binding_link_init (
- &binding->link, src_object, src_property, dst_object,
- dst_pspec, transform, e_binding_on_disconnect, user_data);
-
- g_object_weak_ref (
- dst_object, e_binding_on_dst_object_destroy, binding);
-
- return binding;
-}
-
-/**
- * e_binding_new_with_negation:
- * @src_object: The source #GObject.
- * @src_property: The name of the property to bind from.
- * @dst_object: The destination #GObject.
- * @dst_property: The name of the property to bind to.
- *
- * Convenience function for binding with boolean negation of value.
- *
- * Returns: The descriptor of the binding. It is automatically
- * removed if one of the objects is finalized.
- **/
-EBinding *
-e_binding_new_with_negation (gpointer src_object,
- const gchar *src_property,
- gpointer dst_object,
- const gchar *dst_property)
-{
- EBindingTransform transform;
-
- transform = (EBindingTransform) e_binding_transform_negate;
-
- return e_binding_new_full (
- src_object, src_property,
- dst_object, dst_property,
- transform, NULL, NULL);
-}
-
-/**
- * e_binding_unbind:
- * @binding: An #EBinding to unbind.
- *
- * Disconnects the binding between two properties. Should be
- * rarely used by applications.
- *
- * This functions also calls the @destroy_notify function that
- * was specified when @binding was created.
- **/
-void
-e_binding_unbind (EBinding *binding)
-{
- g_signal_handler_disconnect (
- binding->src_object, binding->link.handler);
-}
-
-/**
- * e_mutual_binding_new:
- * @object1 : The first #GObject.
- * @property1: The first property to bind.
- * @object2 : The second #GObject.
- * @property2: The second property to bind.
- *
- * Mutually binds values of two properties.
- *
- * Before binding the value of @property2 is set to the value
- * of @property1.
- *
- * Returns: The descriptor of the binding. It is automatically
- * removed if one of the objects is finalized.
- **/
-EMutualBinding *
-e_mutual_binding_new (gpointer object1,
- const gchar *property1,
- gpointer object2,
- const gchar *property2)
-{
- return e_mutual_binding_new_full (
- object1, property1,
- object2, property2,
- NULL, NULL, NULL, NULL);
-}
-
-/**
- * e_mutual_binding_new_full:
- * @object1: The first #GObject.
- * @property1: The first property to bind.
- * @object2: The second #GObject.
- * @property2: The second property to bind.
- * @transform: Transformation function or %NULL.
- * @reverse_transform: The inverse transformation function or %NULL.
- * @destroy_notify: Callback function called on disconnection with
- * @user_data as argument or %NULL.
- * @user_data: User data associated with the binding.
- *
- * Mutually binds values of two properties.
- *
- * Before binding the value of @property2 is set to the value of
- * @property1.
- *
- * Both @transform and @reverse_transform should simultaneously be
- * %NULL or non-%NULL. If they are non-%NULL, they should be reverse
- * in each other.
- *
- * Returns: The descriptor of the binding. It is automatically
- * removed if one of the objects is finalized.
- **/
-EMutualBinding *
-e_mutual_binding_new_full (gpointer object1,
- const gchar *property1,
- gpointer object2,
- const gchar *property2,
- EBindingTransform transform,
- EBindingTransform reverse_transform,
- GDestroyNotify destroy_notify,
- gpointer user_data)
-{
- EMutualBinding *binding;
- GParamSpec *pspec1;
- GParamSpec *pspec2;
-
- g_return_val_if_fail (G_IS_OBJECT (object1), NULL);
- g_return_val_if_fail (G_IS_OBJECT (object2), NULL);
-
- pspec1 = g_object_class_find_property (
- G_OBJECT_GET_CLASS (object1), property1);
- pspec2 = g_object_class_find_property (
- G_OBJECT_GET_CLASS (object2), property2);
-
- if (pspec1 == NULL)
- return e_binding_warn (object1, property1);
- if (pspec2 == NULL)
- return e_binding_warn (object2, property2);
-
- if (transform == NULL)
- transform = (EBindingTransform) g_value_transform;
-
- if (reverse_transform == NULL)
- reverse_transform = (EBindingTransform) g_value_transform;
-
- e_bind_properties_transfer (
- object1, pspec1, object2,
- pspec2, transform, user_data);
-
- binding = g_slice_new (EMutualBinding);
- binding->base.destroy = destroy_notify;
-
- e_binding_link_init (
- &binding->direct,
- object1, property1, object2, pspec2, transform,
- e_mutual_binding_on_disconnect_object1, user_data);
-
- e_binding_link_init (
- &binding->reverse,
- object2, property2, object1, pspec1, reverse_transform,
- e_mutual_binding_on_disconnect_object2, user_data);
-
- /* Tell each link about the reverse link for mutual bindings,
- * to make sure that we do not ever recurse in notify (yeah,
- * the GObject notify dispatching is really weird!). */
- binding->direct.dst_handler = binding->reverse.handler;
- binding->reverse.dst_handler = binding->direct.handler;
-
- return binding;
-}
-
-/**
- * e_mutual_binding_new_with_negation:
- * @object1: The first #GObject.
- * @property1: The first property to bind.
- * @object2: The second #GObject.
- * @property2: The second property to bind.
- *
- * Convenience function for binding with boolean negation of value.
- *
- * Returns: The descriptor of the binding. It is automatically removed
- * if one of the objects if finalized.
- **/
-EMutualBinding*
-e_mutual_binding_new_with_negation (gpointer object1,
- const gchar *property1,
- gpointer object2,
- const gchar *property2)
-{
- EBindingTransform transform;
-
- transform = (EBindingTransform) e_binding_transform_negate;
-
- return e_mutual_binding_new_full (
- object1, property1,
- object2, property2,
- transform, transform,
- NULL, NULL);
-}
-
-/**
- * e_mutual_binding_unbind:
- * @binding: An #EMutualBinding to unbind.
- *
- * Disconnects the binding between two properties. Should be
- * rarely used by applications.
- *
- * This functions also calls the @destroy_notify function that
- * was specified when @binding was created.
- **/
-void
-e_mutual_binding_unbind (EMutualBinding *binding)
-{
- g_signal_handler_disconnect (
- binding->reverse.dst_object, binding->direct.handler);
-}
-
-/**
- * e_binding_transform_color_to_string:
- * @src_value: a #GValue of type #GDK_TYPE_COLOR
- * @dst_value: a #GValue of type #G_TYPE_STRING
- * @user_data: not used
- *
- * Transforms a #GdkColor value to a color string specification.
- *
- * Returns: %TRUE always
- **/
-gboolean
-e_binding_transform_color_to_string (const GValue *src_value,
- GValue *dst_value,
- gpointer user_data)
-{
- const GdkColor *color;
- gchar *string;
-
- color = g_value_get_boxed (src_value);
- string = gdk_color_to_string (color);
- g_value_set_string (dst_value, string);
- g_free (string);
-
- return TRUE;
-}
-
-/**
- * e_binding_transform_string_to_color:
- * @src_value: a #GValue of type #G_TYPE_STRING
- * @dst_value: a #GValue of type #GDK_TYPE_COLOR
- * @user_data: not used
- *
- * Transforms a color string specification to a #GdkColor.
- *
- * Returns: %TRUE if color string specification was valid
- **/
-gboolean
-e_binding_transform_string_to_color (const GValue *src_value,
- GValue *dst_value,
- gpointer user_data)
-{
- GdkColor color;
- const gchar *string;
- gboolean success = FALSE;
-
- string = g_value_get_string (src_value);
- if (gdk_color_parse (string, &color)) {
- g_value_set_boxed (dst_value, &color);
- success = TRUE;
- }
-
- return success;
-}