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 /** Text Input Management (Single Line Text Input) */
19 /** */
20 /**************************************************************************/
21
22 #define GX_SOURCE_CODE
23
24
25 /* Include necessary system files. */
26
27 #include "gx_api.h"
28 #include "gx_single_line_text_input.h"
29
30 /* Bring in externs for caller checking code. */
31 GX_CALLER_CHECKING_EXTERNS
32
33 /**************************************************************************/
34 /* */
35 /* FUNCTION RELEASE */
36 /* */
37 /* _gxe_single_line_text_input_left_arrow PORTABLE C */
38 /* 6.1 */
39 /* AUTHOR */
40 /* */
41 /* Kenneth Maxwell, Microsoft Corporation */
42 /* */
43 /* DESCRIPTION */
44 /* */
45 /* This function checks for errors in the single line text input left */
46 /* arrow call. */
47 /* */
48 /* INPUT */
49 /* */
50 /* text_input Single-line text input widget */
51 /* control block */
52 /* */
53 /* OUTPUT */
54 /* */
55 /* status Completion status */
56 /* */
57 /* CALLS */
58 /* */
59 /* _gx_single_line_text_input_left_arrow */
60 /* Actual single line text input */
61 /* left arrow 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 /**************************************************************************/
76
_gxe_single_line_text_input_left_arrow(GX_SINGLE_LINE_TEXT_INPUT * text_input)77 UINT _gxe_single_line_text_input_left_arrow(GX_SINGLE_LINE_TEXT_INPUT *text_input)
78 {
79 UINT status;
80
81 /* Check for invalid caller. */
82 GX_INIT_AND_THREADS_CALLER_CHECKING
83
84 /* Check for invalid input pointers. */
85 if (text_input == GX_NULL)
86 {
87 return(GX_PTR_ERROR);
88 }
89
90 /* Check for invalid widget. */
91 if (text_input -> gx_widget_type == 0)
92 {
93 return(GX_INVALID_WIDGET);
94 }
95
96 /* Call actual single line text input left arrow function. */
97 status = _gx_single_line_text_input_left_arrow(text_input);
98
99 return status;
100 }
101
102
