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1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
2  * Use of this source code is governed by a BSD-style license that can be
3  * found in the LICENSE file.
4  */
5 
6 /* From ppb_instance.idl modified Fri Dec 07 12:57:46 2012. */
7 
8 #ifndef PPAPI_C_PPB_INSTANCE_H_
9 #define PPAPI_C_PPB_INSTANCE_H_
10 
11 #include "ppapi/c/pp_bool.h"
12 #include "ppapi/c/pp_instance.h"
13 #include "ppapi/c/pp_macros.h"
14 #include "ppapi/c/pp_resource.h"
15 #include "ppapi/c/pp_stdint.h"
16 
17 #define PPB_INSTANCE_INTERFACE_1_0 "PPB_Instance;1.0"
18 #define PPB_INSTANCE_INTERFACE PPB_INSTANCE_INTERFACE_1_0
19 
20 /**
21  * @file
22  * This file defines the <code>PPB_Instance</code> interface implemented by the
23  * browser and containing pointers to functions related to
24  * the module instance on a web page.
25  */
26 
27 
28 /**
29  * @addtogroup Interfaces
30  * @{
31  */
32 /**
33  * The PPB_Instance interface contains pointers to functions
34  * related to the module instance on a web page.
35  */
36 struct PPB_Instance_1_0 {
37   /**
38    * BindGraphics() binds the given graphics as the current display surface.
39    * The contents of this device is what will be displayed in the instance's
40    * area on the web page. The device must be a 2D or a 3D device.
41    *
42    * You can pass a <code>NULL</code> resource as the device parameter to
43    * unbind all devices from the given instance. The instance will then appear
44    * transparent. Re-binding the same device will return <code>PP_TRUE</code>
45    * and will do nothing.
46    *
47    * Any previously-bound device will be released. It is an error to bind
48    * a device when it is already bound to another instance. If you want
49    * to move a device between instances, first unbind it from the old one, and
50    * then rebind it to the new one.
51    *
52    * Binding a device will invalidate that portion of the web page to flush the
53    * contents of the new device to the screen.
54    *
55    * @param[in] instance A PP_Instance identifying one instance of a module.
56    * @param[in] device A PP_Resource corresponding to a graphics device.
57    *
58    * @return <code>PP_Bool</code> containing <code>PP_TRUE</code> if bind was
59    * successful or <code>PP_FALSE</code> if the device was not the correct
60    * type. On success, a reference to the device will be held by the
61    * instance, so the caller can release its reference if it chooses.
62    */
63   PP_Bool (*BindGraphics)(PP_Instance instance, PP_Resource device);
64   /**
65    * IsFullFrame() determines if the instance is full-frame. Such an instance
66    * represents the entire document in a frame rather than an embedded
67    * resource. This can happen if the user does a top-level navigation or the
68    * page specifies an iframe to a resource with a MIME type registered by the
69    * module.
70    *
71    * @param[in] instance A <code>PP_Instance</code> identifying one instance
72    * of a module.
73    *
74    * @return A <code>PP_Bool</code> containing <code>PP_TRUE</code> if the
75    * instance is full-frame.
76    */
77   PP_Bool (*IsFullFrame)(PP_Instance instance);
78 };
79 
80 typedef struct PPB_Instance_1_0 PPB_Instance;
81 /**
82  * @}
83  */
84 
85 #endif  /* PPAPI_C_PPB_INSTANCE_H_ */
86 
87