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 GX_CALLER_CHECKING_EXTERNS
31
32 /**************************************************************************/
33 /* */
34 /* FUNCTION RELEASE */
35 /* */
36 /* _gxe_single_line_text_input_character_delete PORTABLE C */
37 /* 6.1 */
38 /* AUTHOR */
39 /* */
40 /* Kenneth Maxwell, Microsoft Corporation */
41 /* */
42 /* DESCRIPTION */
43 /* */
44 /* This function checks for errors in the single line text input */
45 /* character delete call. */
46 /* */
47 /* INPUT */
48 /* */
49 /* text_input Single-line text input widget */
50 /* control block */
51 /* */
52 /* OUTPUT */
53 /* */
54 /* status Completion status */
55 /* */
56 /* CALLS */
57 /* */
58 /* _gx_single_line_text_input_character_delete */
59 /* Acutal call to the character */
60 /* delete function */
61 /* */
62 /* CALLED BY */
63 /* */
64 /* Application Code */
65 /* */
66 /* RELEASE HISTORY */
67 /* */
68 /* DATE NAME DESCRIPTION */
69 /* */
70 /* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */
71 /* 09-30-2020 Kenneth Maxwell Modified comment(s), */
72 /* resulting in version 6.1 */
73 /* */
74 /**************************************************************************/
_gxe_single_line_text_input_character_delete(GX_SINGLE_LINE_TEXT_INPUT * text_input)75 UINT _gxe_single_line_text_input_character_delete(GX_SINGLE_LINE_TEXT_INPUT *text_input)
76 {
77 UINT status;
78
79 /* Check for appropriate caller. */
80 GX_INIT_AND_THREADS_CALLER_CHECKING
81
82 /* Check for invalid input pointers. */
83 if (text_input == GX_NULL)
84 {
85 return GX_PTR_ERROR;
86 }
87
88 if (text_input -> gx_widget_type == 0)
89 {
90 return GX_INVALID_WIDGET;
91 }
92
93 /* Call the actual text input character delete function. */
94 status = _gx_single_line_text_input_character_delete(text_input);
95
96 /* Return completion status. */
97 return(status);
98 }
99
100
