1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/*
* Copyright (C) 2013 Igalia S.L.
*
* This library 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 2,1 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "WebKitScriptWorld.h"
#include "WebKitMarshal.h"
#include "WebKitPrivate.h"
#include "WebKitScriptWorldPrivate.h"
#include <wtf/HashMap.h>
#include <wtf/NeverDestroyed.h>
using namespace WebKit;
using namespace WebCore;
enum {
WINDOW_OBJECT_CLEARED,
LAST_SIGNAL
};
typedef HashMap<InjectedBundleScriptWorld*, WebKitScriptWorld*> ScriptWorldMap;
static ScriptWorldMap& scriptWorlds()
{
static NeverDestroyed<ScriptWorldMap> map;
return map;
}
struct _WebKitScriptWorldPrivate {
~_WebKitScriptWorldPrivate()
{
ASSERT(scriptWorlds().contains(scriptWorld.get()));
scriptWorlds().remove(scriptWorld.get());
}
RefPtr<InjectedBundleScriptWorld> scriptWorld;
};
static guint signals[LAST_SIGNAL] = { 0, };
WEBKIT_DEFINE_TYPE(WebKitScriptWorld, webkit_script_world, G_TYPE_OBJECT)
static void webkit_script_world_class_init(WebKitScriptWorldClass* klass)
{
/**
* WebKitScriptWorld::window-object-cleared:
* @world: the #WebKitScriptWorld on which the signal is emitted
* @page: a #WebKitWebPage
* @frame: the #WebKitFrame to which @world belongs
*
* Emitted when the JavaScript window object in a #WebKitScriptWorld has been
* cleared. This is the preferred place to set custom properties on the window
* object using the JavaScriptCore API. You can get the window object of @frame
* from the JavaScript execution context of @world that is returned by
* webkit_frame_get_javascript_context_for_script_world().
*
* Since: 2.2
*/
signals[WINDOW_OBJECT_CLEARED] = g_signal_new(
"window-object-cleared",
G_TYPE_FROM_CLASS(klass),
G_SIGNAL_RUN_LAST,
0, 0, 0,
webkit_marshal_VOID__OBJECT_OBJECT,
G_TYPE_NONE, 2,
WEBKIT_TYPE_WEB_PAGE,
WEBKIT_TYPE_FRAME);
}
WebKitScriptWorld* webkitScriptWorldGet(InjectedBundleScriptWorld* scriptWorld)
{
return scriptWorlds().get(scriptWorld);
}
InjectedBundleScriptWorld* webkitScriptWorldGetInjectedBundleScriptWorld(WebKitScriptWorld* world)
{
return world->priv->scriptWorld.get();
}
void webkitScriptWorldWindowObjectCleared(WebKitScriptWorld* world, WebKitWebPage* page, WebKitFrame* frame)
{
g_signal_emit(world, signals[WINDOW_OBJECT_CLEARED], 0, page, frame);
}
static WebKitScriptWorld* webkitScriptWorldCreate(PassRefPtr<InjectedBundleScriptWorld> scriptWorld)
{
WebKitScriptWorld* world = WEBKIT_SCRIPT_WORLD(g_object_new(WEBKIT_TYPE_SCRIPT_WORLD, NULL));
world->priv->scriptWorld = scriptWorld;
ASSERT(!scriptWorlds().contains(world->priv->scriptWorld.get()));
scriptWorlds().add(world->priv->scriptWorld.get(), world);
return world;
}
static gpointer createDefaultScriptWorld(gpointer)
{
return webkitScriptWorldCreate(InjectedBundleScriptWorld::normalWorld());
}
/**
* webkit_script_world_get_default:
*
* Get the default #WebKitScriptWorld. This is the normal script world
* where all scripts are executed by default.
* You can get the JavaScript execution context of a #WebKitScriptWorld
* for a given #WebKitFrame with webkit_frame_get_javascript_context_for_script_world().
*
* Returns: (transfer none): the default #WebKitScriptWorld
*
* Since: 2.2
*/
WebKitScriptWorld* webkit_script_world_get_default(void)
{
static GOnce onceInit = G_ONCE_INIT;
return WEBKIT_SCRIPT_WORLD(g_once(&onceInit, createDefaultScriptWorld, 0));
}
/**
* webkit_script_world_new:
*
* Creates a new isolated #WebKitScriptWorld. Scripts executed in
* isolated worlds have access to the DOM but not to other variable
* or functions created by the page.
* You can get the JavaScript execution context of a #WebKitScriptWorld
* for a given #WebKitFrame with webkit_frame_get_javascript_context_for_script_world().
*
* Returns: (transfer full): a new isolated #WebKitScriptWorld
*
* Since: 2.2
*/
WebKitScriptWorld* webkit_script_world_new(void)
{
return webkitScriptWorldCreate(InjectedBundleScriptWorld::create());
}
|
