1 /***************************************************************************
2  * Copyright (c) 2024 Microsoft Corporation
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the MIT License which is available at
6  * https://opensource.org/licenses/MIT.
7  *
8  * SPDX-License-Identifier: MIT
9  **************************************************************************/
10 
11 
12 /**************************************************************************/
13 /**************************************************************************/
14 /**                                                                       */
15 /** GUIX Component                                                        */
16 /**                                                                       */
17 /**   Text Input Management (Single Line Text Input)                      */
18 /**                                                                       */
19 /**************************************************************************/
20 
21 #define GX_SOURCE_CODE
22 
23 
24 /* Include necessary system files.  */
25 
26 #include "gx_api.h"
27 #include "gx_system.h"
28 #include "gx_single_line_text_input.h"
29 
30 /**************************************************************************/
31 /*                                                                        */
32 /*  FUNCTION                                               RELEASE        */
33 /*                                                                        */
34 /*    _gx_single_line_text_input_cut                      PORTABLE C      */
35 /*                                                           6.1          */
36 /*  AUTHOR                                                                */
37 /*                                                                        */
38 /*    Kenneth Maxwell, Microsoft Corporation                              */
39 /*                                                                        */
40 /*  DESCRIPTION                                                           */
41 /*                                                                        */
42 /*    This function cuts the highlight text.                              */
43 /*                                                                        */
44 /*  INPUT                                                                 */
45 /*                                                                        */
46 /*     input                                Single-line text input widget */
47 /*                                            control block               */
48 /*                                                                        */
49 /*  OUTPUT                                                                */
50 /*                                                                        */
51 /*    None                                                                */
52 /*                                                                        */
53 /*  CALLS                                                                 */
54 /*                                                                        */
55 /*    _gx_single_line_text_input_copy      Copy selected text             */
56 /*    _gx_single_line_text_input_backspace Delete selected text in the    */
57 /*                                           left of the cursor           */
58 /*    _gx_single_line_text_input_character_delete                         */
59 /*                                         Delete selected text in the    */
60 /*                                           right of the cursor          */
61 /*                                                                        */
62 /*  CALLED BY                                                             */
63 /*                                                                        */
64 /*    GUIX Internal 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 /**************************************************************************/
_gx_single_line_text_input_cut(GX_SINGLE_LINE_TEXT_INPUT * input)75 UINT _gx_single_line_text_input_cut(GX_SINGLE_LINE_TEXT_INPUT *input)
76 {
77     _gx_single_line_text_input_copy(input);
78 
79     if (input -> gx_single_line_text_input_start_mark != input -> gx_single_line_text_input_end_mark)
80     {
81         if (input -> gx_single_line_text_input_end_mark > input -> gx_single_line_text_input_start_mark)
82         {
83             _gx_single_line_text_input_backspace(input);
84         }
85         else
86         {
87             _gx_single_line_text_input_character_delete(input);
88         }
89     }
90 
91     return GX_SUCCESS;
92 }
93 
94