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 |
|
|
/** String Scroll Wheel Management (Scroll Wheel) */ |
18 |
|
|
/** */ |
19 |
|
|
/**************************************************************************/ |
20 |
|
|
|
21 |
|
|
#define GX_SOURCE_CODE |
22 |
|
|
|
23 |
|
|
|
24 |
|
|
/* Include necessary system files. */ |
25 |
|
|
|
26 |
|
|
#include "gx_api.h" |
27 |
|
|
#include "gx_scroll_wheel.h" |
28 |
|
|
#include "gx_system.h" |
29 |
|
|
|
30 |
|
|
/**************************************************************************/ |
31 |
|
|
/* */ |
32 |
|
|
/* FUNCTION RELEASE */ |
33 |
|
|
/* */ |
34 |
|
|
/* _gx_string_scroll_wheel_event_process PORTABLE C */ |
35 |
|
|
/* 6.1 */ |
36 |
|
|
/* AUTHOR */ |
37 |
|
|
/* */ |
38 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
39 |
|
|
/* */ |
40 |
|
|
/* DESCRIPTION */ |
41 |
|
|
/* */ |
42 |
|
|
/* This function processes the comming events for a string scroll */ |
43 |
|
|
/* wheel widget. */ |
44 |
|
|
/* */ |
45 |
|
|
/* INPUT */ |
46 |
|
|
/* */ |
47 |
|
|
/* wheel Text scroll wheel control */ |
48 |
|
|
/* block */ |
49 |
|
|
/* event_ptr Event to be processed */ |
50 |
|
|
/* */ |
51 |
|
|
/* OUTPUT */ |
52 |
|
|
/* */ |
53 |
|
|
/* status Completion status */ |
54 |
|
|
/* */ |
55 |
|
|
/* CALLS */ |
56 |
|
|
/* */ |
57 |
|
|
/* _gx_system_memory_free Memory free function */ |
58 |
|
|
/* _gx_scroll_wheel_event_process Default event process */ |
59 |
|
|
/* CALLED BY */ |
60 |
|
|
/* */ |
61 |
|
|
/* Application Code */ |
62 |
|
|
/* GUIX Internal Code */ |
63 |
|
|
/* */ |
64 |
|
|
/* RELEASE HISTORY */ |
65 |
|
|
/* */ |
66 |
|
|
/* DATE NAME DESCRIPTION */ |
67 |
|
|
/* */ |
68 |
|
|
/* 09-30-2020 Kenneth Maxwell Initial Version 6.1 */ |
69 |
|
|
/* */ |
70 |
|
|
/**************************************************************************/ |
71 |
|
476 |
UINT _gx_string_scroll_wheel_event_process(GX_STRING_SCROLL_WHEEL *wheel, GX_EVENT *event_ptr) |
72 |
|
|
{ |
73 |
|
|
|
74 |
✓✓ |
476 |
switch (event_ptr -> gx_event_type) |
75 |
|
|
{ |
76 |
|
8 |
case GX_EVENT_DELETE: |
77 |
✓✓ |
8 |
if (wheel -> gx_widget_style & GX_STYLE_TEXT_COPY) |
78 |
|
|
{ |
79 |
✓✓ |
7 |
if (wheel -> gx_string_scroll_wheel_string_list) |
80 |
|
|
{ |
81 |
✓✓ |
3 |
if (!_gx_system_memory_free) |
82 |
|
|
{ |
83 |
|
1 |
return GX_SYSTEM_MEMORY_ERROR; |
84 |
|
|
} |
85 |
|
2 |
_gx_system_memory_free((void *)wheel -> gx_string_scroll_wheel_string_list); |
86 |
|
2 |
wheel -> gx_string_scroll_wheel_string_list = GX_NULL; |
87 |
|
|
} |
88 |
|
|
#if defined(GX_ENABLE_DEPRECATED_STRING_API) |
89 |
✓✓ |
6 |
if (wheel -> gx_string_scroll_wheel_string_list_deprecated) |
90 |
|
|
{ |
91 |
✓✓ |
2 |
if (!_gx_system_memory_free) |
92 |
|
|
{ |
93 |
|
1 |
return GX_SYSTEM_MEMORY_ERROR; |
94 |
|
|
} |
95 |
|
|
|
96 |
|
1 |
_gx_system_memory_free((void *)wheel -> gx_string_scroll_wheel_string_list_deprecated); |
97 |
|
1 |
wheel -> gx_string_scroll_wheel_string_list_deprecated = GX_NULL; |
98 |
|
|
} |
99 |
|
|
#endif |
100 |
|
5 |
wheel -> gx_string_scroll_wheel_string_list_buffer_size = 0; |
101 |
|
|
} |
102 |
|
6 |
break; |
103 |
|
|
|
104 |
|
468 |
default: |
105 |
|
|
/* Do nothing. */ |
106 |
|
468 |
break; |
107 |
|
|
} |
108 |
|
|
|
109 |
|
474 |
return _gx_text_scroll_wheel_event_process((GX_TEXT_SCROLL_WHEEL*)wheel, event_ptr);; |
110 |
|
|
} |
111 |
|
|
|