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 /**   Drop List Management (List)                                         */
19 /**                                                                       */
20 /**************************************************************************/
21 
22 #define GX_SOURCE_CODE
23 
24 
25 /* Include necessary system files.  */
26 
27 #include "gx_api.h"
28 #include "gx_widget.h"
29 #include "gx_window.h"
30 #include "gx_system.h"
31 #include "gx_drop_list.h"
32 
33 /**************************************************************************/
34 /*                                                                        */
35 /*  FUNCTION                                               RELEASE        */
36 /*                                                                        */
37 /*    _gx_drop_list_close                                 PORTABLE C      */
38 /*                                                           6.1          */
39 /*  AUTHOR                                                                */
40 /*                                                                        */
41 /*    Kenneth Maxwell, Microsoft Corporation                              */
42 /*                                                                        */
43 /*  DESCRIPTION                                                           */
44 /*                                                                        */
45 /*    This service closes a drop list.                                    */
46 /*                                                                        */
47 /*  INPUT                                                                 */
48 /*                                                                        */
49 /*    drop_list                             Drop list control block       */
50 /*                                                                        */
51 /*  OUTPUT                                                                */
52 /*                                                                        */
53 /*    status                                Completion status             */
54 /*                                                                        */
55 /*  CALLS                                                                 */
56 /*                                                                        */
57 /*    _gx_widget_unlink                     Unlink a widget               */
58 /*                                                                        */
59 /*  CALLED BY                                                             */
60 /*                                                                        */
61 /*    Application Code                                                    */
62 /*    _gx_drop_list_event_process                                         */
63 /*                                                                        */
64 /*  RELEASE HISTORY                                                       */
65 /*                                                                        */
66 /*    DATE              NAME                      DESCRIPTION             */
67 /*                                                                        */
68 /*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
69 /*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
70 /*                                            resulting in version 6.1    */
71 /*                                                                        */
72 /**************************************************************************/
_gx_drop_list_close(GX_DROP_LIST * drop_list)73 UINT _gx_drop_list_close(GX_DROP_LIST *drop_list)
74 {
75 GX_VERTICAL_LIST *list = &drop_list -> gx_drop_list_popup.gx_popup_list_list;
76 GX_WIDGET        *child = list -> gx_widget_first_child;
77 
78     if (drop_list -> gx_drop_list_popup_open)
79     {
80         drop_list -> gx_drop_list_popup_open = GX_FALSE;
81         while (child)
82         {
83             child -> gx_widget_style &= ~GX_STYLE_DRAW_SELECTED;
84             child = child -> gx_widget_next;
85         }
86         _gx_widget_unlink((GX_WIDGET *)list);
87     }
88 
89     return(GX_SUCCESS);
90 }
91 
92