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 /** Tree View Management (Tree View) */
19 /** */
20 /**************************************************************************/
21
22 #define GX_SOURCE_CODE
23
24
25 /* Include necessary system files. */
26
27 #include "gx_api.h"
28 #include "gx_tree_view.h"
29
30 /* Bring in externs for caller checking code. */
31 GX_CALLER_CHECKING_EXTERNS
32
33 /**************************************************************************/
34 /* */
35 /* FUNCTION RELEASE */
36 /* */
37 /* _gxe_tree_view_position PORTABLE C */
38 /* 6.1 */
39 /* AUTHOR */
40 /* */
41 /* Kenneth Maxwell, Microsoft Corporation */
42 /* */
43 /* DESCRIPTION */
44 /* */
45 /* This function checks for errors in tree view position function call.*/
46 /* */
47 /* INPUT */
48 /* */
49 /* tree Pointer to tree view control */
50 /* block */
51 /* */
52 /* OUTPUT */
53 /* */
54 /* status Completion status */
55 /* */
56 /* CALLS */
57 /* */
58 /* _gxe_tree_view_position Actual tree view position */
59 /* function call */
60 /* */
61 /* CALLED BY */
62 /* */
63 /* Application Code */
64 /* */
65 /* RELEASE HISTORY */
66 /* */
67 /* DATE NAME DESCRIPTION */
68 /* */
69 /* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */
70 /* 09-30-2020 Kenneth Maxwell Modified comment(s), */
71 /* resulting in version 6.1 */
72 /* */
73 /**************************************************************************/
_gxe_tree_view_position(GX_TREE_VIEW * tree)74 UINT _gxe_tree_view_position(GX_TREE_VIEW *tree)
75 {
76 UINT status;
77
78 /* Check for appropriate caller. */
79 GX_INIT_AND_THREADS_CALLER_CHECKING
80
81 /* Check for invalid input pointers. */
82 if (!tree)
83 {
84 return(GX_PTR_ERROR);
85 }
86
87 /* Check for invalid widget. */
88 if (tree -> gx_widget_type == 0)
89 {
90 return(GX_INVALID_WIDGET);
91 }
92
93 /* Call actual tree view position function. */
94 status = _gx_tree_view_position(tree);
95
96 return(status);
97 }
98
99
