1 /**************************************************************************/
2 /* */
3 /* Copyright (c) Microsoft Corporation. All rights reserved. */
4 /* */
5 /* This software is licensed under the Microsoft Software License */
6 /* Terms for Microsoft Azure RTOS. Full text of the license can be */
7 /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
8 /* and in the root directory of this software. */
9 /* */
10 /**************************************************************************/
11
12
13 /**************************************************************************/
14 /**************************************************************************/
15 /** */
16 /** GUIX Component */
17 /** */
18 /** Scroll Wheel Management (Scroll Wheel) */
19 /** */
20 /**************************************************************************/
21
22 #define GX_SOURCE_CODE
23
24
25 /* Include necessary system files. */
26
27 #include "gx_api.h"
28 #include "gx_scroll_wheel.h"
29
30 GX_CALLER_CHECKING_EXTERNS
31
32
33 /**************************************************************************/
34 /* */
35 /* FUNCTION RELEASE */
36 /* */
37 /* _gxe_scroll_wheel_selected_background_set PORTABLE C */
38 /* 6.1 */
39 /* AUTHOR */
40 /* */
41 /* Kenneth Maxwell, Microsoft Corporation */
42 /* */
43 /* DESCRIPTION */
44 /* */
45 /* This function checks for errors in scroll wheel selected background */
46 /* set. */
47 /* */
48 /* INPUT */
49 /* */
50 /* wheel Scroll wheel control block */
51 /* selected_bg Selected background to be set */
52 /* */
53 /* OUTPUT */
54 /* */
55 /* status Completion status */
56 /* */
57 /* CALLS */
58 /* */
59 /* _gx_scroll_wheel_selecgted_background_set */
60 /* Actual scroll wheel selected */
61 /* background set call */
62 /* */
63 /* CALLED BY */
64 /* */
65 /* Application Code */
66 /* */
67 /* RELEASE HISTORY */
68 /* */
69 /* DATE NAME DESCRIPTION */
70 /* */
71 /* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */
72 /* 09-30-2020 Kenneth Maxwell Modified comment(s), */
73 /* resulting in version 6.1 */
74 /* */
75 /**************************************************************************/
_gxe_scroll_wheel_selected_background_set(GX_SCROLL_WHEEL * wheel,GX_RESOURCE_ID selected_bg)76 UINT _gxe_scroll_wheel_selected_background_set(GX_SCROLL_WHEEL *wheel, GX_RESOURCE_ID selected_bg)
77 {
78 UINT status;
79
80 /* Check for appropriate caller. */
81 GX_INIT_AND_THREADS_CALLER_CHECKING
82
83 if (wheel == GX_NULL)
84 {
85 return GX_PTR_ERROR;
86 }
87
88 /* Check for invalid widget. */
89 if (wheel->gx_widget_type == 0)
90 {
91 return GX_INVALID_WIDGET;
92 }
93
94 status = _gx_scroll_wheel_selected_background_set(wheel, selected_bg);
95
96 return status;
97 }
98
99
