Mercurial > sdl-ios-xcode

annotate test/checkkeys.c @ 4495:dbbfdb9ea716

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Simplified clipboard API for sanity's sake. A complete clipboard implementation would support multiple formats that could be queried at runtime, events for when the clipboard contents changed, support for HTML, images, etc. We're not going that crazy, at least for now. :)
author Sam Lantinga <slouken@libsdl.org>
date Wed, 07 Jul 2010 23:54:03 -0700
parents 95586dfe1992
children 95352c671a6e
rev   line source
0
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1
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2 /* Simple program: Loop, watching keystrokes
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3 Note that you need to call SDL_PollEvent() or SDL_WaitEvent() to
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4 pump the event loop and catch keystrokes.
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5 */
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6
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7 #include <stdio.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10
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11 #include "SDL.h"
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12
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13 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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14 static void
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15 quit(int rc)
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16 {
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17 SDL_Quit();
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18 exit(rc);
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parents: 493
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19 }
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20
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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21 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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22 print_modifiers(void)
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23 {
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24 int mod;
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25 printf(" modifiers:");
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26 mod = SDL_GetModState();
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27 if (!mod) {
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28 printf(" (none)");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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29 return;
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30 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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31 if (mod & KMOD_LSHIFT)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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32 printf(" LSHIFT");
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33 if (mod & KMOD_RSHIFT)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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34 printf(" RSHIFT");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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35 if (mod & KMOD_LCTRL)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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36 printf(" LCTRL");
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37 if (mod & KMOD_RCTRL)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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38 printf(" RCTRL");
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39 if (mod & KMOD_LALT)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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40 printf(" LALT");
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41 if (mod & KMOD_RALT)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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42 printf(" RALT");
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43 if (mod & KMOD_LGUI)
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44 printf(" LGUI");
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45 if (mod & KMOD_RGUI)
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46 printf(" RGUI");
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47 if (mod & KMOD_NUM)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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48 printf(" NUM");
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49 if (mod & KMOD_CAPS)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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50 printf(" CAPS");
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51 if (mod & KMOD_MODE)
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52 printf(" MODE");
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53 }
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54
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55 static void
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56 PrintKey(SDL_keysym * sym, int pressed)
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57 {
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58 /* Print the keycode, name and state */
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59 if (sym->sym) {
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95586dfe1992 Show integer scancode, since that's how it's defined in the header.
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60 printf("Key %s: scancode %d = %s, keycode 0x%08X = %s ",
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dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob.
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61 pressed ? "pressed " : "released",
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62 sym->scancode,
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63 SDL_GetScancodeName(sym->scancode),
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64 sym->sym, SDL_GetKeyName(sym->sym));
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65 } else {
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66 printf("Unknown Key (scancode %d = %s) %s ",
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67 sym->scancode,
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68 SDL_GetScancodeName(sym->scancode),
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69 pressed ? "pressed" : "released");
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70 }
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71
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72 /* Print the translated character, if one exists */
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73 if (sym->unicode) {
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74 /* Is it a control-character? */
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75 if (sym->unicode < ' ') {
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76 printf(" (^%c)", sym->unicode + '@');
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77 } else {
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78 #ifdef UNICODE
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79 printf(" (%c)", sym->unicode);
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80 #else
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81 /* This is a Latin-1 program, so only show 8-bits */
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82 if (!(sym->unicode & 0xFF00))
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83 printf(" (%c)", sym->unicode);
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84 else
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85 printf(" (0x%X)", sym->unicode);
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86 #endif
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87 }
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88 }
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89 print_modifiers();
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90 printf("\n");
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91 }
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92
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c97ad1abe05b Minimal implementation of textinput events for x11. It only works for latin-1.
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93 static void
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94 PrintText(char *text)
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95 {
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96 printf("Text: %s\n", text);
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97 }
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98
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99 int
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100 main(int argc, char *argv[])
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101 {
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102 SDL_Event event;
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103 int done;
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104 Uint32 videoflags;
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105
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106 /* Initialize SDL */
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107 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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108 fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
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109 return (1);
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110 }
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111
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112 videoflags = SDL_SWSURFACE;
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113 while (argc > 1) {
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114 --argc;
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115 if (argv[argc] && !strcmp(argv[argc], "-fullscreen")) {
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116 videoflags |= SDL_FULLSCREEN;
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117 } else {
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118 fprintf(stderr, "Usage: %s [-fullscreen]\n", argv[0]);
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119 quit(1);
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120 }
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121 }
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122
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123 /* Set 640x480 video mode */
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124 if (SDL_SetVideoMode(640, 480, 0, videoflags) == NULL) {
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125 fprintf(stderr, "Couldn't set 640x480 video mode: %s\n",
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126 SDL_GetError());
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127 quit(2);
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128 }
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129
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130 /* Watch keystrokes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
131 done = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
132 while (!done) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
133 /* Check for events */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
134 SDL_WaitEvent(&event);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
135 switch (event.type) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
136 case SDL_KEYDOWN:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
137 PrintKey(&event.key.keysym, 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
138 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
139 case SDL_KEYUP:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
140 PrintKey(&event.key.keysym, 0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
141 break;
2300
c97ad1abe05b Minimal implementation of textinput events for x11. It only works for latin-1.
Bob Pendleton <bob@pendleton.com>
parents: 2295
diff changeset
142 case SDL_TEXTINPUT:
c97ad1abe05b Minimal implementation of textinput events for x11. It only works for latin-1.
Bob Pendleton <bob@pendleton.com>
parents: 2295
diff changeset
143 PrintText(event.text.text);
c97ad1abe05b Minimal implementation of textinput events for x11. It only works for latin-1.
Bob Pendleton <bob@pendleton.com>
parents: 2295
diff changeset
144 break;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
145 case SDL_MOUSEBUTTONDOWN:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
146 /* Any button press quits the app... */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
147 case SDL_QUIT:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
148 done = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
149 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
150 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
151 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
152 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
153 }
1151
be9c9c8f6d53 Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents: 493
diff changeset
154
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
155 SDL_Quit();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1253
diff changeset
156 return (0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
157 }