| OLD | NEW |
| (Empty) |
| 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 dev/ppb_scrollbar_dev.idl modified Wed Oct 5 14:06:02 2011. */ | |
| 7 | |
| 8 #ifndef PPAPI_C_DEV_PPB_SCROLLBAR_DEV_H_ | |
| 9 #define PPAPI_C_DEV_PPB_SCROLLBAR_DEV_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_point.h" | |
| 15 #include "ppapi/c/pp_rect.h" | |
| 16 #include "ppapi/c/pp_resource.h" | |
| 17 #include "ppapi/c/pp_size.h" | |
| 18 #include "ppapi/c/pp_stdint.h" | |
| 19 | |
| 20 #define PPB_SCROLLBAR_DEV_INTERFACE_0_5 "PPB_Scrollbar(Dev);0.5" | |
| 21 #define PPB_SCROLLBAR_DEV_INTERFACE PPB_SCROLLBAR_DEV_INTERFACE_0_5 | |
| 22 | |
| 23 /** | |
| 24 * @file | |
| 25 * This file defines the <code>PPB_Buffer_Dev</code> interface. | |
| 26 */ | |
| 27 | |
| 28 | |
| 29 /** | |
| 30 * @addtogroup Enums | |
| 31 * @{ | |
| 32 */ | |
| 33 typedef enum { | |
| 34 PP_SCROLLBY_PIXEL = 0, | |
| 35 PP_SCROLLBY_LINE = 1, | |
| 36 PP_SCROLLBY_PAGE = 2, | |
| 37 PP_SCROLLBY_DOCUMENT = 3 | |
| 38 } PP_ScrollBy_Dev; | |
| 39 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_ScrollBy_Dev, 4); | |
| 40 /** | |
| 41 * @} | |
| 42 */ | |
| 43 | |
| 44 /** | |
| 45 * @addtogroup Interfaces | |
| 46 * @{ | |
| 47 */ | |
| 48 /** | |
| 49 * The interface for a scrollbar. A scrollbar is a widget, so the functions | |
| 50 * in PPB_Widget can also be used with scrollbar objects. | |
| 51 */ | |
| 52 struct PPB_Scrollbar_Dev_0_5 { | |
| 53 /** | |
| 54 * Create a new scrollbar. Returns 0 if the instance is invalid. | |
| 55 */ | |
| 56 PP_Resource (*Create)(PP_Instance instance, PP_Bool vertical); | |
| 57 /** | |
| 58 * Returns PP_TRUE if the given resource is a Scrollbar. Returns PP_FALSE if | |
| 59 * the resource is invalid or some type other than a scrollbar. | |
| 60 */ | |
| 61 PP_Bool (*IsScrollbar)(PP_Resource resource); | |
| 62 /** | |
| 63 * Gets the thickness of a scrollbar. | |
| 64 */ | |
| 65 uint32_t (*GetThickness)(PP_Resource resource); | |
| 66 /** | |
| 67 * Returns PP_TRUE if the system scrollbar style is an overlap scrollbar. | |
| 68 */ | |
| 69 PP_Bool (*IsOverlay)(PP_Resource scrollbar); | |
| 70 /** | |
| 71 * Gets the value of the scrollbar. | |
| 72 */ | |
| 73 uint32_t (*GetValue)(PP_Resource scrollbar); | |
| 74 /** | |
| 75 * Sets the value of the scrollbar. | |
| 76 */ | |
| 77 void (*SetValue)(PP_Resource scrollbar, uint32_t value); | |
| 78 /** | |
| 79 * Set the document size (i.e. total length of the region that's being | |
| 80 * scrolled). | |
| 81 */ | |
| 82 void (*SetDocumentSize)(PP_Resource scrollbar, uint32_t size); | |
| 83 /** | |
| 84 * Updates the tickmarks. Only valid for vertical scrollbars. "tick_marks" | |
| 85 * contains "count" PP_Rect objects. | |
| 86 */ | |
| 87 void (*SetTickMarks)(PP_Resource scrollbar, | |
| 88 const struct PP_Rect tick_marks[], | |
| 89 uint32_t count); | |
| 90 /** | |
| 91 * Scroll by "multiplier" pixels/lines/pages units. Positive values are | |
| 92 * forward and negative are backward. If "unit" is document then any positive | |
| 93 * value goes to the end while any negative value goes to the beginning. | |
| 94 */ | |
| 95 void (*ScrollBy)(PP_Resource scrollbar, | |
| 96 PP_ScrollBy_Dev unit, | |
| 97 int32_t multiplier); | |
| 98 }; | |
| 99 | |
| 100 typedef struct PPB_Scrollbar_Dev_0_5 PPB_Scrollbar_Dev; | |
| 101 /** | |
| 102 * @} | |
| 103 */ | |
| 104 | |
| 105 #endif /* PPAPI_C_DEV_PPB_SCROLLBAR_DEV_H_ */ | |
| 106 | |
| OLD | NEW |