Near-complete rewrite, with KEYS.EXE style output.
git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2331 8092fc87-c524-0410-9efc-e669fe64eaf9
This commit is contained in:
mcmartin
+65
-111
@@ -1,120 +1,74 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include "SDL.h"
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#include "SDL.h"
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/* Function Prototypes */
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static int keystate[SDLK_LAST];
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void PrintKeyInfo( SDL_KeyboardEvent *key );
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void PrintModifiers( SDLMod mod );
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/* main */
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int
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int main( int argc, char *argv[] ){
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main (int argc, char *argv[])
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{
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SDL_Event event;
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SDL_Event event;
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int quit = 0;
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int quit = 0;
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int i, changed;
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/* Initialise SDL */
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if( SDL_Init( SDL_INIT_VIDEO ) < 0){
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fprintf( stderr, "Could not initialise SDL: %s\n", SDL_GetError() );
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exit( -1 );
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}
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/* Set a video mode */
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if( !SDL_SetVideoMode( 320, 200, 0, 0 ) ){
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fprintf( stderr, "Could not set video mode: %s\n", SDL_GetError() );
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SDL_Quit();
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exit( -1 );
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}
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/* Enable Unicode translation */
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SDL_EnableUNICODE( 1 );
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/* Loop until an SDL_QUIT event is found */
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while( !quit ){
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/* Poll for events */
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while( SDL_PollEvent( &event ) ){
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switch( event.type ){
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/* Keyboard event */
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/* Pass the event data onto PrintKeyInfo() */
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case SDL_KEYDOWN:
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case SDL_KEYUP:
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PrintKeyInfo( &event.key );
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break;
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/* SDL_QUIT event (window close) */
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case SDL_QUIT:
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quit = 1;
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break;
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default:
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break;
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}
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/* Initialise SDL */
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if (SDL_Init (SDL_INIT_VIDEO) < 0)
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{
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fprintf (stderr, "Could not initialise SDL: %s\n", SDL_GetError());
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exit (-1);
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}
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}
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}
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/* Set a video mode */
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if (!SDL_SetVideoMode (320, 200, 0, 0))
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/* Clean up */
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{
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SDL_Quit();
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fprintf (stderr, "Could not set video mode: %s\n", SDL_GetError());
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exit( 0 );
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SDL_Quit ();
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}
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exit (-1);
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/* Print all information about a key event */
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void PrintKeyInfo( SDL_KeyboardEvent *key ){
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/* Is it a release or a press? */
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if( key->type == SDL_KEYUP )
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printf( "Release:- " );
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else
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printf( "Press:- " );
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/* Print the hardware scancode first */
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printf( "Scancode: 0x%02X", key->keysym.scancode );
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/* Print the name of the key */
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printf( ", Name: %s", SDL_GetKeyName( key->keysym.sym ) );
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/* We want to print the unicode info, but we need to make */
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/* sure its a press event first (remember, release events */
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/* don't have unicode info */
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if( key->type == SDL_KEYDOWN ){
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/* If the Unicode value is less than 0x80 then the */
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/* unicode value can be used to get a printable */
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/* representation of the key, using (char)unicode. */
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printf(", Unicode: " );
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if( key->keysym.unicode < 0x80 && key->keysym.unicode > 0 ){
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printf( "%c (0x%04X)", (char)key->keysym.unicode,
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key->keysym.unicode );
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}
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}
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else{
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printf( "? (0x%04X)", key->keysym.unicode );
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for (i = 0; i < SDLK_LAST; i++)
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{
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keystate[i] = 0;
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}
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}
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}
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printf( "\n" );
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/* Loop until an SDL_QUIT event is found */
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/* Print modifier info */
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while( !quit ) {
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PrintModifiers( key->keysym.mod );
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changed = 0;
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/* Poll for events */
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while (SDL_PollEvent (&event))
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{
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switch( event.type )
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{
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case SDL_KEYDOWN:
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keystate[event.key.keysym.sym] = 1;
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changed = 1;
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break;
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case SDL_KEYUP:
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keystate[event.key.keysym.sym] = 0;
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changed = 1;
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break;
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case SDL_QUIT:
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quit = 1;
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break;
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default:
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break;
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}
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}
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if (changed) {
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printf ("Status:");
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for (i = 0; i < SDLK_LAST; i++)
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{
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if (keystate[i])
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{
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printf(" %s", SDL_GetKeyName (i));
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}
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}
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printf ("\n");
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}
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}
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/* Clean up */
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SDL_Quit ();
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exit (0);
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}
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}
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/* Print modifier info */
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void PrintModifiers( SDLMod mod ){
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printf( "Modifers: " );
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/* If there are none then say so and return */
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if( mod == KMOD_NONE ){
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printf( "None\n" );
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return;
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}
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/* Check for the presence of each SDLMod value */
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/* This looks messy, but there really isn't */
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/* a clearer way. */
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if( mod & KMOD_NUM ) printf( "NUMLOCK " );
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if( mod & KMOD_CAPS ) printf( "CAPSLOCK " );
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if( mod & KMOD_LCTRL ) printf( "LCTRL " );
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if( mod & KMOD_RCTRL ) printf( "RCTRL " );
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if( mod & KMOD_RSHIFT ) printf( "RSHIFT " );
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if( mod & KMOD_LSHIFT ) printf( "LSHIFT " );
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if( mod & KMOD_RALT ) printf( "RALT " );
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if( mod & KMOD_LALT ) printf( "LALT " );
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if( mod & KMOD_CTRL ) printf( "CTRL " );
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if( mod & KMOD_SHIFT ) printf( "SHIFT " );
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if( mod & KMOD_ALT ) printf( "ALT " );
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printf( "\n" );
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}
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