SDL 2.0
testwm2.c
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1/*
2 Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
3
4 This software is provided 'as-is', without any express or implied
5 warranty. In no event will the authors be held liable for any damages
6 arising from the use of this software.
7
8 Permission is granted to anyone to use this software for any purpose,
9 including commercial applications, and to alter it and redistribute it
10 freely.
11*/
12
13#include <stdlib.h>
14#include <stdio.h>
15
16#ifdef __EMSCRIPTEN__
17#include <emscripten/emscripten.h>
18#endif
19
20#include "SDL_test_common.h"
21
23int done;
24
25static const char *cursorNames[] = {
26 "arrow",
27 "ibeam",
28 "wait",
29 "crosshair",
30 "waitarrow",
31 "sizeNWSE",
32 "sizeNESW",
33 "sizeWE",
34 "sizeNS",
35 "sizeALL",
36 "NO",
37 "hand",
38};
41
42/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
43static void
44quit(int rc)
45{
47 exit(rc);
48}
49
50void
52{
53 int i;
55 /* Check for events */
56 while (SDL_PollEvent(&event)) {
58
59 if (event.type == SDL_WINDOWEVENT) {
60 if (event.window.event == SDL_WINDOWEVENT_RESIZED) {
61 SDL_Window *window = SDL_GetWindowFromID(event.window.windowID);
62 if (window) {
63 SDL_Log("Window %d resized to %dx%d\n",
64 event.window.windowID,
65 event.window.data1,
66 event.window.data2);
67 }
68 }
69 if (event.window.event == SDL_WINDOWEVENT_MOVED) {
70 SDL_Window *window = SDL_GetWindowFromID(event.window.windowID);
71 if (window) {
72 SDL_Log("Window %d moved to %d,%d (display %s)\n",
73 event.window.windowID,
74 event.window.data1,
75 event.window.data2,
77 }
78 }
79 }
80 if (event.type == SDL_KEYUP) {
81 SDL_bool updateCursor = SDL_FALSE;
82
83 if (event.key.keysym.sym == SDLK_LEFT) {
85 if (system_cursor < 0) {
87 }
88 updateCursor = SDL_TRUE;
89 } else if (event.key.keysym.sym == SDLK_RIGHT) {
92 system_cursor = 0;
93 }
94 updateCursor = SDL_TRUE;
95 }
96 if (updateCursor) {
97 SDL_Log("Changing cursor to \"%s\"", cursorNames[system_cursor]);
101 }
102 }
103 }
104
105 for (i = 0; i < state->num_windows; ++i) {
109 }
110#ifdef __EMSCRIPTEN__
111 if (done) {
112 emscripten_cancel_main_loop();
113 }
114#endif
115}
116
117int
118main(int argc, char *argv[])
119{
120 int i;
121
122 /* Enable standard application logging */
124
126
127 /* Initialize test framework */
129 if (!state) {
130 return 1;
131 }
132
135 return 1;
136 }
137
140
141 for (i = 0; i < state->num_windows; ++i) {
143 SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
145 }
146
147 /* Main render loop */
148 done = 0;
149#ifdef __EMSCRIPTEN__
150 emscripten_set_main_loop(loop, 0, 1);
151#else
152 while (!done) {
153 loop();
154 }
155#endif
157
158 quit(0);
159 /* keep the compiler happy ... */
160 return(0);
161}
162
163/* vi: set ts=4 sw=4 expandtab: */
#define SDL_INIT_VIDEO
Definition: SDL.h:79
#define SDL_assert(condition)
Definition: SDL_assert.h:169
#define SDL_RenderPresent
#define SDL_PollEvent
#define SDL_SetRenderDrawColor
#define SDL_CreateSystemCursor
#define SDL_GetDisplayName
#define SDL_EventState
#define SDL_LogSetPriority
#define SDL_RenderClear
#define SDL_SetCursor
#define SDL_GetWindowDisplayIndex
#define SDL_GetWindowFromID
#define SDL_FreeCursor
#define SDL_Log
@ SDL_DROPTEXT
Definition: SDL_events.h:142
@ SDL_WINDOWEVENT
Definition: SDL_events.h:92
@ SDL_DROPFILE
Definition: SDL_events.h:141
@ SDL_KEYUP
Definition: SDL_events.h:97
#define SDL_ENABLE
Definition: SDL_events.h:759
@ SDLK_LEFT
Definition: SDL_keycode.h:152
@ SDLK_RIGHT
Definition: SDL_keycode.h:151
@ SDL_LOG_PRIORITY_INFO
Definition: SDL_log.h:106
@ SDL_LOG_CATEGORY_APPLICATION
Definition: SDL_log.h:66
SDL_SystemCursor
Cursor types for SDL_CreateSystemCursor().
Definition: SDL_mouse.h:47
@ SDL_NUM_SYSTEM_CURSORS
Definition: SDL_mouse.h:60
struct _cl_event * event
SDL_bool
Definition: SDL_stdinc.h:162
@ SDL_TRUE
Definition: SDL_stdinc.h:164
@ SDL_FALSE
Definition: SDL_stdinc.h:163
#define SDL_arraysize(array)
Definition: SDL_stdinc.h:115
void SDLTest_CommonQuit(SDLTest_CommonState *state)
Close test window.
SDL_bool SDLTest_CommonDefaultArgs(SDLTest_CommonState *state, const int argc, char **argv)
Easy argument handling when test app doesn't need any custom args.
SDLTest_CommonState * SDLTest_CommonCreateState(char **argv, Uint32 flags)
Parse command line parameters and create common state.
void SDLTest_CommonEvent(SDLTest_CommonState *state, SDL_Event *event, int *done)
Common event handler for test windows.
SDL_bool SDLTest_CommonInit(SDLTest_CommonState *state)
Open test window.
@ SDL_WINDOWEVENT_RESIZED
Definition: SDL_video.h:155
@ SDL_WINDOWEVENT_MOVED
Definition: SDL_video.h:153
return Display return Display Bool Bool int int int return Display XEvent Bool(*) XPointer return Display return Display Drawable _Xconst char unsigned int unsigned int return Display Pixmap Pixmap XColor XColor unsigned int unsigned int return Display _Xconst char char int char return Display Visual unsigned int int int char unsigned int unsigned int in i)
Definition: SDL_x11sym.h:50
#define NULL
Definition: begin_code.h:167
EGLSurface EGLNativeWindowType * window
Definition: eglext.h:1025
The type used to identify a window.
Definition: SDL_sysvideo.h:74
SDL_Renderer ** renderers
static SDL_Renderer * renderer
SDL_Cursor * cursor
Definition: testwm2.c:40
int main(int argc, char *argv[])
Definition: testwm2.c:118
static void quit(int rc)
Definition: testwm2.c:44
int done
Definition: testwm2.c:23
static const char * cursorNames[]
Definition: testwm2.c:25
int system_cursor
Definition: testwm2.c:39
static SDLTest_CommonState * state
Definition: testwm2.c:22
void loop()
Definition: testwm2.c:51
General event structure.
Definition: SDL_events.h:558