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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_mouse_cursor.idl modified Thu Mar 28 10:11:32 2013. */
      7 
      8 #ifndef PPAPI_C_PPB_MOUSE_CURSOR_H_
      9 #define PPAPI_C_PPB_MOUSE_CURSOR_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_resource.h"
     16 #include "ppapi/c/pp_stdint.h"
     17 
     18 #define PPB_MOUSECURSOR_INTERFACE_1_0 "PPB_MouseCursor;1.0"
     19 #define PPB_MOUSECURSOR_INTERFACE PPB_MOUSECURSOR_INTERFACE_1_0
     20 
     21 /**
     22  * @file
     23  * This file defines the <code>PPB_MouseCursor</code> interface for setting
     24  * the mouse cursor.
     25  */
     26 
     27 
     28 /**
     29  * @addtogroup Enums
     30  * @{
     31  */
     32 /**
     33  * The <code>PP_MouseCursor_Type</code> enumeration lists the available stock
     34  * cursor types.
     35  */
     36 enum PP_MouseCursor_Type {
     37   PP_MOUSECURSOR_TYPE_CUSTOM = -1,
     38   PP_MOUSECURSOR_TYPE_POINTER = 0,
     39   PP_MOUSECURSOR_TYPE_CROSS = 1,
     40   PP_MOUSECURSOR_TYPE_HAND = 2,
     41   PP_MOUSECURSOR_TYPE_IBEAM = 3,
     42   PP_MOUSECURSOR_TYPE_WAIT = 4,
     43   PP_MOUSECURSOR_TYPE_HELP = 5,
     44   PP_MOUSECURSOR_TYPE_EASTRESIZE = 6,
     45   PP_MOUSECURSOR_TYPE_NORTHRESIZE = 7,
     46   PP_MOUSECURSOR_TYPE_NORTHEASTRESIZE = 8,
     47   PP_MOUSECURSOR_TYPE_NORTHWESTRESIZE = 9,
     48   PP_MOUSECURSOR_TYPE_SOUTHRESIZE = 10,
     49   PP_MOUSECURSOR_TYPE_SOUTHEASTRESIZE = 11,
     50   PP_MOUSECURSOR_TYPE_SOUTHWESTRESIZE = 12,
     51   PP_MOUSECURSOR_TYPE_WESTRESIZE = 13,
     52   PP_MOUSECURSOR_TYPE_NORTHSOUTHRESIZE = 14,
     53   PP_MOUSECURSOR_TYPE_EASTWESTRESIZE = 15,
     54   PP_MOUSECURSOR_TYPE_NORTHEASTSOUTHWESTRESIZE = 16,
     55   PP_MOUSECURSOR_TYPE_NORTHWESTSOUTHEASTRESIZE = 17,
     56   PP_MOUSECURSOR_TYPE_COLUMNRESIZE = 18,
     57   PP_MOUSECURSOR_TYPE_ROWRESIZE = 19,
     58   PP_MOUSECURSOR_TYPE_MIDDLEPANNING = 20,
     59   PP_MOUSECURSOR_TYPE_EASTPANNING = 21,
     60   PP_MOUSECURSOR_TYPE_NORTHPANNING = 22,
     61   PP_MOUSECURSOR_TYPE_NORTHEASTPANNING = 23,
     62   PP_MOUSECURSOR_TYPE_NORTHWESTPANNING = 24,
     63   PP_MOUSECURSOR_TYPE_SOUTHPANNING = 25,
     64   PP_MOUSECURSOR_TYPE_SOUTHEASTPANNING = 26,
     65   PP_MOUSECURSOR_TYPE_SOUTHWESTPANNING = 27,
     66   PP_MOUSECURSOR_TYPE_WESTPANNING = 28,
     67   PP_MOUSECURSOR_TYPE_MOVE = 29,
     68   PP_MOUSECURSOR_TYPE_VERTICALTEXT = 30,
     69   PP_MOUSECURSOR_TYPE_CELL = 31,
     70   PP_MOUSECURSOR_TYPE_CONTEXTMENU = 32,
     71   PP_MOUSECURSOR_TYPE_ALIAS = 33,
     72   PP_MOUSECURSOR_TYPE_PROGRESS = 34,
     73   PP_MOUSECURSOR_TYPE_NODROP = 35,
     74   PP_MOUSECURSOR_TYPE_COPY = 36,
     75   PP_MOUSECURSOR_TYPE_NONE = 37,
     76   PP_MOUSECURSOR_TYPE_NOTALLOWED = 38,
     77   PP_MOUSECURSOR_TYPE_ZOOMIN = 39,
     78   PP_MOUSECURSOR_TYPE_ZOOMOUT = 40,
     79   PP_MOUSECURSOR_TYPE_GRAB = 41,
     80   PP_MOUSECURSOR_TYPE_GRABBING = 42
     81 };
     82 PP_COMPILE_ASSERT_ENUM_SIZE_IN_BYTES(PP_MouseCursor_Type, 4);
     83 /**
     84  * @}
     85  */
     86 
     87 /**
     88  * @addtogroup Interfaces
     89  * @{
     90  */
     91 /**
     92  * The <code>PPB_MouseCursor</code> allows setting the mouse cursor.
     93  */
     94 struct PPB_MouseCursor_1_0 {
     95   /**
     96    * Sets the given mouse cursor. The mouse cursor will be in effect whenever
     97    * the mouse is over the given instance until it is set again by another
     98    * call. Note that you can hide the mouse cursor by setting it to the
     99    * <code>PP_MOUSECURSOR_TYPE_NONE</code> type.
    100    *
    101    * This function allows setting both system defined mouse cursors and
    102    * custom cursors. To set a system-defined cursor, pass the type you want
    103    * and set the custom image to 0 and the hot spot to NULL. To set a custom
    104    * cursor, set the type to <code>PP_MOUSECURSOR_TYPE_CUSTOM</code> and
    105    * specify your image and hot spot.
    106    *
    107    * @param[in] instance A <code>PP_Instance</code> identifying the instance
    108    * that the mouse cursor will affect.
    109    *
    110    * @param[in] type A <code>PP_MouseCursor_Type</code> identifying the type of
    111    * mouse cursor to show.
    112    *
    113    * @param[in] image A <code>PPB_ImageData</code> resource identifying the
    114    * custom image to set when the type is
    115    * <code>PP_MOUSECURSOR_TYPE_CUSTOM</code>. The image must be less than 32
    116    * pixels in each direction and must be of the system's native image format.
    117    * When you are specifying a predefined cursor, this parameter must be 0.
    118    *
    119    * @param[in] hot_spot When setting a custom cursor, this identifies the
    120    * pixel position within the given image of the "hot spot" of the cursor.
    121    * When specifying a stock cursor, this parameter is ignored.
    122    *
    123    * @return PP_TRUE on success, or PP_FALSE if the instance or cursor type
    124    * is invalid, or if the image is too large.
    125    */
    126   PP_Bool (*SetCursor)(PP_Instance instance,
    127                        enum PP_MouseCursor_Type type,
    128                        PP_Resource image,
    129                        const struct PP_Point* hot_spot);
    130 };
    131 
    132 typedef struct PPB_MouseCursor_1_0 PPB_MouseCursor;
    133 /**
    134  * @}
    135  */
    136 
    137 #endif  /* PPAPI_C_PPB_MOUSE_CURSOR_H_ */
    138 
    139