This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
/
testmessage.c
160 lines (135 loc) · 4.19 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/*
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely.
*/
/* Simple test of the SDL MessageBox API*/
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include "SDL.h"
#include "SDL_thread.h"
static int alive = 0;
/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
static void
quit(int rc)
{
SDL_Quit();
exit(rc);
}
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
static int
button_messagebox(void *eventNumber)
{
const SDL_MessageBoxButtonData buttons[] = {
{
SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT,
0,
"OK"
},{
SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT,
1,
"Cancel"
},
};
SDL_MessageBoxData data = {
SDL_MESSAGEBOX_INFORMATION,
NULL, // no parent window
"Custom MessageBox",
"This is a custom messagebox",
2,
buttons,
NULL // Default color scheme
};
int button = -1;
int success = 0;
if (eventNumber) {
data.message = "This is a custom messagebox from a background thread.";
}
success =SDL_ShowMessageBox(&data, &button);
if (success == -1) {
printf("Error Presenting MessageBox: %s\n", SDL_GetError());
if (eventNumber) {
SDL_UserEvent event;
event.type = (intptr_t)eventNumber;
SDL_PushEvent((SDL_Event*)&event);
return 1;
} else {
quit(2);
}
}
printf("Pressed button: %d, %s\n", button, button == 1 ? "Cancel" : "OK");
if (eventNumber) {
SDL_UserEvent event;
event.type = (intptr_t)eventNumber;
SDL_PushEvent((SDL_Event*)&event);
}
return 0;
}
86
87
88
89
90
91
int
main(int argc, char *argv[])
{
int success;
/* Load the SDL library */
92
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
93
94
95
96
97
98
99
100
101
fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
return (1);
}
success = SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,
"Simple MessageBox",
"This is a simple error MessageBox",
NULL);
if (success == -1) {
102
103
104
105
printf("Error Presenting MessageBox: %s\n", SDL_GetError());
quit(1);
}
106
107
108
109
110
111
112
113
114
success = SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,
"Simple MessageBox",
"This is a simple MessageBox with a newline:\r\nHello world!",
NULL);
if (success == -1) {
printf("Error Presenting MessageBox: %s\n", SDL_GetError());
quit(1);
}
115
116
117
118
119
120
/* Google says this is Traditional Chinese for "beef with broccoli" */
success = SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,
"UTF-8 Simple MessageBox",
"Unicode text: '牛肉西蘭花' ...",
NULL);
if (success == -1) {
121
122
123
124
125
126
127
128
129
130
printf("Error Presenting MessageBox: %s\n", SDL_GetError());
quit(1);
}
/* Google says this is Traditional Chinese for "beef with broccoli" */
success = SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,
"UTF-8 Simple MessageBox",
"Unicode text and newline:\r\n'牛肉西蘭花'\n'牛肉西蘭花'",
NULL);
if (success == -1) {
131
132
133
134
printf("Error Presenting MessageBox: %s\n", SDL_GetError());
quit(1);
}
135
136
137
138
139
button_messagebox(NULL);
/* Technically this isn't a supported operation for the API, but it doesn't
* hurt for it to work.
*/
140
{
141
142
143
144
145
146
147
148
149
150
int status = 0;
SDL_Event event;
intptr_t eventNumber = SDL_RegisterEvents(1);
SDL_Thread* thread = SDL_CreateThread(&button_messagebox, "MessageBox", (void*)eventNumber);
while (SDL_WaitEvent(&event))
{
if (event.type == eventNumber) {
break;
}
151
}
152
153
154
155
SDL_WaitThread(thread, &status);
printf("Message box thread return %i\n", status);
156
157
158
159
160
}
SDL_Quit();
return (0);
}