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 /**   Multi Line Text View Management (Multi Line Text View)              */
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_multi_line_text_view.h"
30 #include "gx_scrollbar.h"
31 #include "gx_window.h"
32 
33 /**************************************************************************/
34 /*                                                                        */
35 /*  FUNCTION                                               RELEASE        */
36 /*                                                                        */
37 /*    _gx_multi_line_text_view_whitespace_set             PORTABLE C      */
38 /*                                                           6.1          */
39 /*  AUTHOR                                                                */
40 /*                                                                        */
41 /*    Kenneth Maxwell, Microsoft Corporation                              */
42 /*                                                                        */
43 /*  DESCRIPTION                                                           */
44 /*                                                                        */
45 /*    This function sets whitespace for a multi line text view widget.    */
46 /*                                                                        */
47 /*  INPUT                                                                 */
48 /*                                                                        */
49 /*    text_view                             Multi-line text view widget   */
50 /*                                            control block               */
51 /*    whitespace                            Value to set                  */
52 /*                                                                        */
53 /*  OUTPUT                                                                */
54 /*                                                                        */
55 /*    status                                Completion status             */
56 /*                                                                        */
57 /*  CALLS                                                                 */
58 /*                                                                        */
59 /*    _gx_multi_line_text_view_string_total_rows_compute                  */
60 /*                                          Calculate total rows of       */
61 /*                                            text view text              */
62 /*    _gx_window_scrollbar_find             Find scrollbar for a window   */
63 /*    _gx_scrollbar_reset                   Reset scrollbar information   */
64 /*    _gx_multi_line_text_view_line_cache_update                          */
65 /*                                          Update line cache             */
66 /*    _gx_system_dirty_mark                 Mark the widget dirty         */
67 /*    _gx_system_event_fold                 Fold a event                  */
68 /*                                                                        */
69 /*  CALLED BY                                                             */
70 /*                                                                        */
71 /*    Application Code                                                    */
72 /*                                                                        */
73 /*  RELEASE HISTORY                                                       */
74 /*                                                                        */
75 /*    DATE              NAME                      DESCRIPTION             */
76 /*                                                                        */
77 /*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
78 /*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
79 /*                                            resulting in version 6.1    */
80 /*                                                                        */
81 /**************************************************************************/
_gx_multi_line_text_view_whitespace_set(GX_MULTI_LINE_TEXT_VIEW * text_view,GX_UBYTE whitespace)82 UINT _gx_multi_line_text_view_whitespace_set(GX_MULTI_LINE_TEXT_VIEW *text_view, GX_UBYTE whitespace)
83 {
84 GX_EVENT      newevent;
85 
86     text_view -> gx_multi_line_text_view_whitespace = whitespace;
87     text_view -> gx_multi_line_text_view_line_index_old = GX_TRUE;
88 
89     if (text_view -> gx_widget_status & GX_STATUS_VISIBLE)
90     {
91         memset(&newevent, 0, sizeof(GX_EVENT));
92         newevent.gx_event_type = GX_EVENT_CLIENT_UPDATED;
93         newevent.gx_event_target = (GX_WIDGET *)text_view;
94         _gx_system_event_fold(&newevent);
95     }
96 
97     return(GX_SUCCESS);
98 }
99 
100