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 (Multi 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_multi_line_text_input.h"
29 
30 /**************************************************************************/
31 /*                                                                        */
32 /*  FUNCTION                                               RELEASE        */
33 /*                                                                        */
34 /*    _gx_multi_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                                Multi-line text input widget  */
47 /*                                            control block               */
48 /*                                                                        */
49 /*  OUTPUT                                                                */
50 /*                                                                        */
51 /*    None                                                                */
52 /*                                                                        */
53 /*  CALLS                                                                 */
54 /*                                                                        */
55 /*    _gx_multi_line_text_input_copy       Copy selected text             */
56 /*    _gx_multi_line_text_input_backspace  Delete selected text in the    */
57 /*                                           left of the cursor           */
58 /*    _gx_multi_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_multi_line_text_input_cut(GX_MULTI_LINE_TEXT_INPUT * input)75 UINT _gx_multi_line_text_input_cut(GX_MULTI_LINE_TEXT_INPUT *input)
76 {
77 
78     if (input -> gx_multi_line_text_input_start_mark != input -> gx_multi_line_text_input_end_mark)
79     {
80         _gx_multi_line_text_input_copy(input);
81 
82         if (input -> gx_multi_line_text_input_end_mark > input -> gx_multi_line_text_input_start_mark)
83         {
84             _gx_multi_line_text_input_backspace(input);
85         }
86         else
87         {
88             _gx_multi_line_text_input_delete(input);
89         }
90     }
91 
92     return GX_SUCCESS;
93 }
94 
95