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_event_process           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       */
46 /*    event process call.                                                 */
47 /*                                                                        */
48 /*  INPUT                                                                 */
49 /*                                                                        */
50 /*    text_input                            Single line text input widget */
51 /*                                            control block               */
52 /*    event_ptr                             Pointer to GX_EVENT structure */
53 /*                                                                        */
54 /*  OUTPUT                                                                */
55 /*                                                                        */
56 /*    status                                Completion status             */
57 /*                                                                        */
58 /*  CALLS                                                                 */
59 /*                                                                        */
60 /*    _gx_single_line_text_input_event_process                            */
61 /*                                          Actual event process call     */
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 /**************************************************************************/
75 
_gxe_single_line_text_input_event_process(GX_SINGLE_LINE_TEXT_INPUT * text_input,GX_EVENT * event_ptr)76 UINT _gxe_single_line_text_input_event_process(GX_SINGLE_LINE_TEXT_INPUT *text_input, GX_EVENT *event_ptr)
77 {
78 UINT status;
79 
80     /* Check for invalid caller.  */
81     GX_INIT_AND_THREADS_CALLER_CHECKING
82 
83     /* Check for invalid input pointers.  */
84     if ((text_input == GX_NULL) || (event_ptr == GX_NULL))
85     {
86         return(GX_PTR_ERROR);
87     }
88 
89     if (text_input -> gx_widget_type == 0)
90     {
91         return(GX_INVALID_WIDGET);
92     }
93 
94     /* Call actual single line text input event process function.  */
95     status = _gx_single_line_text_input_event_process(text_input, event_ptr);
96 
97     return(status);
98 }
99 
100