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 /**   Button Management (Button)                                          */
18 /**                                                                       */
19 /**************************************************************************/
20 
21 #define GX_SOURCE_CODE
22 
23 
24 /* Include necessary system files.  */
25 
26 #include "gx_api.h"
27 #include "gx_widget.h"
28 #include "gx_button.h"
29 
30 
31 /**************************************************************************/
32 /*                                                                        */
33 /*  FUNCTION                                               RELEASE        */
34 /*                                                                        */
35 /*    _gx_pixelmap_button_transparent_detect              PORTABLE C      */
36 /*                                                           6.1          */
37 /*  AUTHOR                                                                */
38 /*                                                                        */
39 /*    Kenneth Maxwell, Microsoft Corporation                              */
40 /*                                                                        */
41 /*  DESCRIPTION                                                           */
42 /*                                                                        */
43 /*    This function detects if any of the pixelmaps are transparent.      */
44 /*                                                                        */
45 /*  INPUT                                                                 */
46 /*                                                                        */
47 /*    button                                Button control block          */
48 /*                                                                        */
49 /*  OUTPUT                                                                */
50 /*                                                                        */
51 /*    status                                Completion status             */
52 /*                                                                        */
53 /*  CALLS                                                                 */
54 /*                                                                        */
55 /*    _gx_widget_transparent_pixelmap_detect                              */
56 /*                                          Detect the transparency       */
57 /*    _gx_widget_status_add                 Add the status flag           */
58 /*                                                                        */
59 /*  CALLED BY                                                             */
60 /*                                                                        */
61 /*    _gx_pixelmap_event_process                                          */
62 /*    _gx_pixelmap_button_pixelmap_set      Assigns pixelmap to button    */
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_pixelmap_button_transparent_detect(GX_PIXELMAP_BUTTON * button)73 VOID _gx_pixelmap_button_transparent_detect(GX_PIXELMAP_BUTTON *button)
74 {
75 GX_WIDGET *widget = (GX_WIDGET *)button;
76 
77     if (!(widget -> gx_widget_status & GX_STATUS_TRANSPARENT))
78     {
79         if (_gx_widget_transparent_pixelmap_detect(widget, button -> gx_pixelmap_button_normal_id) ||
80             _gx_widget_transparent_pixelmap_detect(widget, button -> gx_pixelmap_button_selected_id) ||
81             _gx_widget_transparent_pixelmap_detect(widget, button -> gx_pixelmap_button_disabled_id))
82         {
83             _gx_widget_status_add((GX_WIDGET *)button, GX_STATUS_TRANSPARENT);
84         }
85     }
86 }
87 
88