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_system.h"
29 #include "gx_single_line_text_input.h"
30 
31 /**************************************************************************/
32 /*                                                                        */
33 /*  FUNCTION                                               RELEASE        */
34 /*                                                                        */
35 /*    _gx_single_line_text_input_cut                      PORTABLE C      */
36 /*                                                           6.1          */
37 /*  AUTHOR                                                                */
38 /*                                                                        */
39 /*    Kenneth Maxwell, Microsoft Corporation                              */
40 /*                                                                        */
41 /*  DESCRIPTION                                                           */
42 /*                                                                        */
43 /*    This function cuts the highlight text.                              */
44 /*                                                                        */
45 /*  INPUT                                                                 */
46 /*                                                                        */
47 /*     input                                Single-line text input widget */
48 /*                                            control block               */
49 /*                                                                        */
50 /*  OUTPUT                                                                */
51 /*                                                                        */
52 /*    None                                                                */
53 /*                                                                        */
54 /*  CALLS                                                                 */
55 /*                                                                        */
56 /*    _gx_single_line_text_input_copy      Copy selected text             */
57 /*    _gx_single_line_text_input_backspace Delete selected text in the    */
58 /*                                           left of the cursor           */
59 /*    _gx_single_line_text_input_character_delete                         */
60 /*                                         Delete selected text in the    */
61 /*                                           right of the cursor          */
62 /*                                                                        */
63 /*  CALLED BY                                                             */
64 /*                                                                        */
65 /*    GUIX Internal 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 /**************************************************************************/
_gx_single_line_text_input_cut(GX_SINGLE_LINE_TEXT_INPUT * input)76 UINT _gx_single_line_text_input_cut(GX_SINGLE_LINE_TEXT_INPUT *input)
77 {
78     _gx_single_line_text_input_copy(input);
79 
80     if (input -> gx_single_line_text_input_start_mark != input -> gx_single_line_text_input_end_mark)
81     {
82         if (input -> gx_single_line_text_input_end_mark > input -> gx_single_line_text_input_start_mark)
83         {
84             _gx_single_line_text_input_backspace(input);
85         }
86         else
87         {
88             _gx_single_line_text_input_character_delete(input);
89         }
90     }
91 
92     return GX_SUCCESS;
93 }
94 
95