minigui V1.6.10 + tslib 触摸屏较正完美解决方案 源码

/* ** $Id: dummy.c 7335 2007-08-16 03:38:27Z xgwang $ ** ** dummy.c: The dummy IAL engine. ** ** Copyright (C) 2003 ~ 2007 Feynman Software. ** Copyright (C) 2001 ~ 2002 Wei Yongming. ** ** Created by Wei Yongming, 2001/09/13 */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <fcntl.h> #include "common.h" #include "tslib.h" #ifdef _DUMMY_IAL #include <sys/ioctl.h> #include <sys/poll.h> #include <sys/types.h> #include <sys/stat.h> #include <linux/kd.h> #include "ial.h" #include "dummy.h" /* 2440 button add */ #include <sys/select.h> #include <sys/types.h> #include <errno.h> #ifndef _DEBUG #define _DEBUG // for debugging #endif /* for storing data reading from /dev/touchScreen/0 */ typedef struct { unsigned short pressure; unsigned short x; unsigned short y; unsigned short pad; } TS_EVENT; /* 2440 button add */ static unsigned char state[NR_KEYS] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static int buttons_fd = -1; static int key_value = -1; static int mousex = 0; static int mousey = 0; static TS_EVENT ts_event; static struct tsdev *ts; /************************ Low Level Input Operations **********************/ static int keyboard_update(void) { #if 1 if(key_value > 0) { memset(state , 0, NR_KEYS); //printf("key_value= %d\n", key_value); switch(key_value) { case 16://0 { state[SCANCODE_Q] = 1; //t = 0; break; } case 18:// 1 { state[SCANCODE_E] = 1; //t = 1; break; } case 30://A { state[SCANCODE_A] = 1; //t = 10; break; } case 48:// F1 { state[SCANCODE_B] = 1; //t = 16; break; } case 41:// ESCAPE { state[SCANCODE_GRAVE] = 1; //t = 24; break; } case 12:// 2 { state[SCANCODE_MINUS] = 1; //t = 2; break; } case 6:// 3 { state[SCANCODE_5] = 1; //t = 3; break; } case 45:// 4 { state[SCANCODE_X] = 1; //t = 4; break; } case 4:// 5 { state[SCANCODE_3] = 1; //t = 5; break; } case 24:// B { state[SCANCODE_O] = 1; //t = 11; break; } case 10:// 6 { state[SCANCODE_9] = 1; //t = 6; break; } case 26:// 7 { state[SCANCODE_BRACKET_LEFT] = 1; //t = 7; break; } case 20:// 8 { state[SCANCODE_T] = 1; //t = 8; break; } case 14:// 9 { state[SCANCODE_BACKSPACE] = 1; //t = 9; break; } case 33:// C { state[SCANCODE_F] = 1; //t = 12; break; } case 39:// D { state[SCANCODE_SEMICOLON] = 1; //t = 13; break; } case 38:// E { state[SCANCODE_L] = 1; //t = 14; break; } case 32:// F { state[SCANCODE_D] = 1; //t = 15; break; } case 42:// F2 { state[SCANCODE_LEFTSHIFT] = 1; //t = 17; break; } case 15://F3 { state[SCANCODE_TAB] = 1; //t = 18; break; } case 21:// F4 { state[SCANCODE_Y] = 1; //t = 19; break; } case 9://F5 { state[SCANCODE_8] = 1; //t = 20; break; } case 3:// F6 { state[SCANCODE_2] = 1; //t = 21; break; } case 22:// BACKSPACE { state[SCANCODE_U] = 1; //t = 22; break; } case 2:// ENTER { state[SCANCODE_1] = 1; //t = 23; break; } case 8:// PERIOD { state[SCANCODE_7] = 1; //t = 25; break; } case 29:// CURSORUP { state[SCANCODE_LEFTCONTROL] = 1; //t = 26; break; } case 37:// CURSORDOWN { state[SCANCODE_K] = 1; //t = 27; break; } case 28:// CURSORLEFT { state[SCANCODE_ENTER] = 1; //t = 28; break; } case 40:// CURSORRIGHT { state[SCANCODE_APOSTROPHE] = 1; //t = 29; break; } case 34:// RIGHTSHIFT { state[SCANCODE_G] = 1; //t = 30; break; } case 47: // R (+/-) { state[SCANCODE_V] = 1; //t = 31; break; } case 36:// S (存储) { state[SCANCODE_J] = 1; //t = 32; break; } case 27:// M (维护) { state[SCANCODE_BRACKET_RIGHT] = 1; //t = 33; break; } case 44:// H (手指) { state[SCANCODE_Z] = 1; //t = 34; break; } case 11:// PAGEUP { state[SCANCODE_0] = 1; //t = 35; break; } case 17:// PAGEDOWN { state[SCANCODE_W] = 1; //t = 36; break; } } } #endif return NR_KEYS; } static const char* keyboard_getstate(void) { return (const char *)state; } /* * Mouse operations -- Event */ static int mouse_update(void) { return 1; } static void mouse_getxy(int *x, int* y) { if (mousex < 0) mousex = 0; if (mousey < 0) mousey = 0; if (mousex > 799) mousex = 799; if (mousey > 479) mousey = 479; #ifdef _DEBUG // printf ("mousex = %d, mousey = %d\n", mousex, mousey); #endif *x = mousex; *y = mousey; } static int mouse_getbutton(void) { return ts_event.pressure; } #ifdef _LITE_VERSION static int wait_event (int which, int maxfd, fd_set *in, fd_set *out, fd_set *except, struct timeval *timeout) #else static int wait_event (int which, fd_set *in, fd_set *out, fd_set *except, struct timeval *timeout) #endif { struct ts_sample sample; int ret = -1; int fd = -1; fd_set rfds; int e = -1; if (!in) { in = &rfds; FD_ZERO (in); } fd = ts_fd(ts); if ((which & IAL_MOUSEEVENT) && (fd >= 0)) { FD_SET (fd, in); #ifdef _LITE_VERSION if (fd > maxfd) maxfd = fd; #endif } #if 1 /* 2440 button add */ if ((which & IAL_KEYEVENT) && (buttons_fd >= 0)) { FD_SET (buttons_fd, in); #ifdef _LITE_VERSION if(buttons_fd > maxfd) maxfd = buttons_fd; #endif } #endif #ifdef _LITE_VERSION e = select (maxfd + 1, in, out, except, timeout) ; #else e = select (MAX (fd, buttons_fd) + 1, in, out, except, timeout) ; //e = select (fd + 1, in, out, except, timeout) ; #endif if (e > 0) { // input events is coming if ((fd > 0) && FD_ISSET (fd, in)) { FD_CLR (fd, in); ts_event.x=0; ts_event.y=0; ret = ts_read(ts, &sample, 1); if (ret < 0) { perror("ts_read()"); exit(-1); } ts_event.x = sample.x; ts_event.y = sample.y; ts_event.pressure = (sample.pressure > 0 ? 4:0); if((ts_event.x >= 0 && ts_event.x <= 799) && (ts_event.y >= 0 && ts_event.y <= 479)) { mousex = ts_event.x; mousey = ts_event.y; } ret |= IAL_MOUSEEVENT; return ret; } #if 1 /* 2440 button add */ if ((buttons_fd > 0) && FD_ISSET(buttons_fd, in)) { FD_CLR(buttons_fd, in); ret = read(buttons_fd, &key_value, sizeof(key_value)); if (ret < 0) { perror("read()"); exit(-1); } ret |= IAL_KEYEVENT; return ret; } #endif } else if (e < 0) { return -1; } return (ret); } BOOL InitDummyInput(INPUT* input, const char* mdev, const char* mtype) { #if 1 /* 2440 button add */ buttons_fd = open (KBD_DEVICE, O_RDONLY | O_NONBLOCK); if(buttons_fd < 0) { perror("open()"); exit(-1); } else { #ifdef _DEBUG printf ("kbd_m6x8 is open!!!!!!!!!!!\n"); #endif } #endif char *ts_device = NULL; if ((ts_device = getenv("TSLIB_TSDEVICE")) != NULL) { // open touch screen event device in blocking mode ts = ts_open(ts_device, 0); #ifdef _DEBUG printf ("TSLIB_TSDEVICE is open!!!!!!!!!!!\n"); #endif } else { #ifdef USE_INPUT_API ts = ts_open("/dev/input/0raw", 0); #else ts = ts_open("/dev/touchscreen/ucb1x00", 0); #endif } if (!ts) { perror("ts_open()");