mirror of
https://github.com/yourtion/30dayMakeOS.git
synced 2026-02-03 01:53:24 +08:00
372 lines
12 KiB
C
372 lines
12 KiB
C
/* bootpack */
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#include "bootpack.h"
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#include <stdio.h>
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#define KEYCMD_LED 0xed
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int keywin_off(struct SHEET *key_win, struct SHEET *sht_win, int cur_c, int cur_x);
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int keywin_on(struct SHEET *key_win, struct SHEET *sht_win, int cur_c);
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void HariMain(void)
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{
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struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO;
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struct SHTCTL *shtctl;
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char s[40];
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struct FIFO32 fifo, keycmd;
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int fifobuf[128], keycmd_buf[32];
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int mx, my, i, cursor_x, cursor_c;
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unsigned int memtotal;
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struct MOUSE_DEC mdec;
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struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
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unsigned char *buf_back, buf_mouse[256], *buf_win, *buf_cons;
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struct SHEET *sht_back, *sht_mouse, *sht_win, *sht_cons;
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struct TASK *task_a, *task_cons;
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struct TIMER *timer;
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static char keytable0[0x80] = {
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0, 0, '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '^', 0, 0,
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'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '@', '[', 0, 0, 'A', 'S',
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'D', 'F', 'G', 'H', 'J', 'K', 'L', ';', ':', 0, 0, ']', 'Z', 'X', 'C', 'V',
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'B', 'N', 'M', ',', '.', '/', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1',
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'2', '3', '0', '.', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0x5c, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x5c, 0, 0
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};
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static char keytable1[0x80] = {
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0, 0, '!', 0x22, '#', '$', '%', '&', 0x27, '(', ')', '~', '=', '~', 0, 0,
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'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '`', '{', 0, 0, 'A', 'S',
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'D', 'F', 'G', 'H', 'J', 'K', 'L', '+', '*', 0, 0, '}', 'Z', 'X', 'C', 'V',
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'B', 'N', 'M', '<', '>', '?', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1',
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'2', '3', '0', '.', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, '_', 0, 0, 0, 0, 0, 0, 0, 0, 0, '|', 0, 0
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};
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int key_shift = 0, key_leds = (binfo->leds >> 4) & 7, keycmd_wait = -1;
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struct CONSOLE *cons;
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int j, x, y, mmx = -1, mmy = -1;
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struct SHEET *sht = 0, *key_win;
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init_gdtidt();
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init_pic();
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io_sti(); /* IDT/PIC的初始化已经完成，于是开放CPU的中断 */
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fifo32_init(&fifo, 128, fifobuf, 0);
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init_pit();
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init_keyboard(&fifo, 256);
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enable_mouse(&fifo, 512, &mdec);
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io_out8(PIC0_IMR, 0xf8); /* 设定PIT和PIC1以及键盘为许可(11111000) */
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io_out8(PIC1_IMR, 0xef); /* 开放鼠标中断(11101111) */
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fifo32_init(&keycmd, 32, keycmd_buf, 0);
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memtotal = memtest(0x00400000, 0xbfffffff);
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memman_init(memman);
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memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */
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memman_free(memman, 0x00400000, memtotal - 0x00400000);
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init_palette();
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shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny);
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task_a = task_init(memman);
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fifo.task = task_a;
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task_run(task_a, 1, 2);
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*((int *) 0x0fe4) = (int) shtctl;
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/* sht_back */
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sht_back = sheet_alloc(shtctl);
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buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny);
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sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 无透明色 */
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init_screen8(buf_back, binfo->scrnx, binfo->scrny);
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/* sht_cons */
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sht_cons = sheet_alloc(shtctl);
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buf_cons = (unsigned char *) memman_alloc_4k(memman, 256 * 165);
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sheet_setbuf(sht_cons, buf_cons, 256, 165, -1); /* 无透明色 */
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make_window8(buf_cons, 256, 165, "console", 0);
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make_textbox8(sht_cons, 8, 28, 240, 128, COL8_000000);
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task_cons = task_alloc();
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task_cons->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 12;
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task_cons->tss.eip = (int) &console_task;
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task_cons->tss.es = 1 * 8;
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task_cons->tss.cs = 2 * 8;
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task_cons->tss.ss = 1 * 8;
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task_cons->tss.ds = 1 * 8;
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task_cons->tss.fs = 1 * 8;
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task_cons->tss.gs = 1 * 8;
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*((int *) (task_cons->tss.esp + 4)) = (int) sht_cons;
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*((int *) (task_cons->tss.esp + 8)) = memtotal;
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task_run(task_cons, 2, 2); /* level=2, priority=2 */
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/* sht_win */
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sht_win = sheet_alloc(shtctl);
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buf_win = (unsigned char *) memman_alloc_4k(memman, 160 * 52);
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sheet_setbuf(sht_win, buf_win, 144, 52, -1); /* 无透明色 */
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make_window8(buf_win, 144, 52, "task_a", 1);
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make_textbox8(sht_win, 8, 28, 128, 16, COL8_FFFFFF);
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cursor_x = 8;
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cursor_c = COL8_FFFFFF;
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timer = timer_alloc();
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timer_init(timer, &fifo, 1);
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timer_settime(timer, 50);
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/* sht_mouse */
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sht_mouse = sheet_alloc(shtctl);
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sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99);
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init_mouse_cursor8(buf_mouse, 99);
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mx = (binfo->scrnx - 16) / 2; /* 计算坐标使其位于画面中央 */
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my = (binfo->scrny - 28 - 16) / 2;
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sheet_slide(sht_back, 0, 0);
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sheet_slide(sht_cons, 32, 4);
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sheet_slide(sht_win, 64, 56);
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sheet_slide(sht_mouse, mx, my);
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sheet_updown(sht_back, 0);
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sheet_updown(sht_cons, 1);
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sheet_updown(sht_win, 2);
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sheet_updown(sht_mouse, 3);
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key_win = sht_win;
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sht_cons->task = task_cons;
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sht_cons->flags |= 0x20; /*有光标*/
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/*为了避免和键盘当前状态冲突，在一开始先进行设置*/
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fifo32_put(&keycmd, KEYCMD_LED);
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fifo32_put(&keycmd, key_leds);
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for (;;) {
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if (fifo32_status(&keycmd) > 0 && keycmd_wait < 0) {
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/*如果存在向键盘控制器发送的数据，则发送它 */
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keycmd_wait = fifo32_get(&keycmd);
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wait_KBC_sendready();
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io_out8(PORT_KEYDAT, keycmd_wait);
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}
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io_cli();
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if (fifo32_status(&fifo) == 0) {
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task_sleep(task_a);
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io_sti();
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} else {
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i = fifo32_get(&fifo);
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io_sti();
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if (key_win->flags == 0) { /*输入窗口被关闭*/
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key_win = shtctl->sheets[shtctl->top - 1];
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cursor_c = keywin_on(key_win, sht_win, cursor_c);
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}
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if (256 <= i && i <= 511) { /* 键盘数据*/
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if (i < 0x80 + 256) { /*将按键编码转换为字符编码*/
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if (key_shift == 0) {
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s[0] = keytable0[i - 256];
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} else {
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s[0] = keytable1[i - 256];
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}
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} else {
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s[0] = 0;
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}
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if ('A' <= s[0] && s[0] <= 'Z') { /*当输入字符为英文字母时*/
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if (((key_leds & 4) == 0 && key_shift == 0) ||((key_leds & 4) != 0 && key_shift != 0)) {
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s[0] += 0x20; /*将大写字母转换为小写字母*/
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}
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}
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if (s[0] != 0) { /*一般字符*/
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if (key_win == sht_win) { /*发送给任务A */
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if (cursor_x < 128) {
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/*显示一个字符之后将光标后移一位*/
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s[1] = 0;
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putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, s, 1);
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cursor_x += 8;
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}
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} else { /*发送给命令行窗口*/
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fifo32_put(&key_win->task->fifo, s[0] + 256);
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}
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}
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if (i == 256 + 0x0e) { /* 退格键 */
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if (key_win == sht_win) { /*发送给任务A */
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if (cursor_x > 8) {
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/*用空白擦除光标后将光标前移一位*/
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putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, " ", 1);
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cursor_x -= 8;
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}
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} else { /*发送给命令行窗口*/
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fifo32_put(&key_win->task->fifo, 8 + 256);
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}
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}
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if (i == 256 + 0x1c) { /*回车键*/
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if (key_win != sht_win) { /*发送至命令行窗口*/
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fifo32_put(&key_win->task->fifo, 10 + 256);
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}
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}
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if (i == 256 + 0x0f) { /* Tab键 */
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cursor_c = keywin_off(key_win, sht_win, cursor_c, cursor_x);
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j = key_win->height - 1;
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if (j == 0) {
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j = shtctl->top - 1;
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}
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key_win = shtctl->sheets[j];
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cursor_c = keywin_on(key_win, sht_win, cursor_c);
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}
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if (i == 256 + 0x2a) { /*左Shift ON */
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key_shift |= 1;
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}
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if (i == 256 + 0x36) { /*右Shift ON */
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key_shift |= 2;
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}
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if (i == 256 + 0xaa) { /*左Shift OFF */
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key_shift &= ~1;
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}
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if (i == 256 + 0xb6) { /*右Shift OFF */
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key_shift &= ~2;
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}
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if (i == 256 + 0x3a) { /* CapsLock */
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key_leds ^= 4;
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fifo32_put(&keycmd, KEYCMD_LED);
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fifo32_put(&keycmd, key_leds);
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}
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if (i == 256 + 0x45) { /* NumLock */
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key_leds ^= 2;
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fifo32_put(&keycmd, KEYCMD_LED);
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fifo32_put(&keycmd, key_leds);
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}
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if (i == 256 + 0x46) { /* ScrollLock */
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key_leds ^= 1;
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fifo32_put(&keycmd, KEYCMD_LED);
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fifo32_put(&keycmd, key_leds);
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}
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if (i == 256 + 0x3b && key_shift != 0 && task_cons->tss.ss0 != 0) { /* Shift+F1 */
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cons = (struct CONSOLE *) *((int *) 0x0fec);
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cons_putstr0(cons, "\nBreak(key) :\n");
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io_cli(); /*不能在改变寄存器值时切换到其他任务*/
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task_cons->tss.eax = (int) &(task_cons->tss.esp0);
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task_cons->tss.eip = (int) asm_end_app;
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io_sti();
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}
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if (i == 256 + 0x57 && shtctl->top > 2) { /* F11 */
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sheet_updown(shtctl->sheets[1], shtctl->top - 1);
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}
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if (i == 256 + 0xfa) { /*键盘成功接收到数据*/
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keycmd_wait = -1;
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}
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if (i == 256 + 0xfe) { /*键盘没有成功接收到数据*/
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wait_KBC_sendready();
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io_out8(PORT_KEYDAT, keycmd_wait);
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}
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/*重新显示光标*/
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if (cursor_c >= 0) {
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boxfill8(sht_win->buf, sht_win->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43);
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}
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sheet_refresh(sht_win, cursor_x, 28, cursor_x + 8, 44);
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} else if (512 <= i && i <= 767) { /* 鼠标数据*/
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if (mouse_decode(&mdec, i - 512) != 0) {
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/* 已经收集了3字节的数据，移动光标 */
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mx += mdec.x;
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my += mdec.y;
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if (mx < 0) {
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mx = 0;
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}
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if (my < 0) {
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my = 0;
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}
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if (mx > binfo->scrnx - 1) {
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mx = binfo->scrnx - 1;
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}
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if (my > binfo->scrny - 1) {
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my = binfo->scrny - 1;
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}
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sheet_slide(sht_mouse, mx, my);/* 包含sheet_refresh含sheet_refresh */
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if ((mdec.btn & 0x01) != 0) { /* 按下左键 */
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if (mmx < 0) {
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/*如果处于通常模式*/
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/*按照从上到下的顺序寻找鼠标所指向的图层*/
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for (j = shtctl->top - 1; j > 0; j--) {
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sht = shtctl->sheets[j];
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x = mx - sht->vx0;
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y = my - sht->vy0;
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if (0 <= x && x < sht->bxsize && 0 <= y && y < sht->bysize) {
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if (sht->buf[y * sht->bxsize + x] != sht->col_inv) {
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sheet_updown(sht, shtctl->top - 1);
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if (sht != key_win) {
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cursor_c = keywin_off(key_win, sht_win, cursor_c, cursor_x);
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key_win = sht;
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cursor_c = keywin_on(key_win, sht_win, cursor_c);/*到此结束*/
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}
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if (3 <= x && x < sht->bxsize - 3 && 3 <= y && y < 21) {
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mmx = mx; /*进入窗口移动模式*/
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mmy = my;
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}
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if (sht->bxsize - 21 <= x && x < sht->bxsize - 5 && 5 <=y && y < 19) {
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/*点击“×”按钮*/
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if ((sht->flags & 0x10) != 0) { /*该窗口是否为应用程序窗口？*/
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cons = (struct CONSOLE *) *((int *) 0x0fec);
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cons_putstr0(cons, "\nBreak(mouse) :\n");
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io_cli(); /*强制结束处理中禁止切换任务*/
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task_cons->tss.eax = (int)
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&(task_cons->tss.esp0);
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task_cons->tss.eip = (int) asm_end_app;
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io_sti();
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}
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}
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break;
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}
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}
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}
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} else {
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/*如果处于窗口移动模式*/
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x = mx - mmx; /*计算鼠标的移动距离*/
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y = my - mmy;
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sheet_slide(sht, sht->vx0 + x, sht->vy0 + y);
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mmx = mx; /*更新为移动后的坐标*/
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mmy = my;
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}
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} else {
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/*没有按下左键*/
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mmx = -1; /*返回通常模式*/
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}
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}
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} else if (i <= 1) { /* 光标用定时器*/
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if (i != 0) {
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timer_init(timer, &fifo, 0); /* 下面设定0 */
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if (cursor_c >= 0) {
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cursor_c = COL8_000000;
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}
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} else {
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timer_init(timer, &fifo, 1); /* 下面设定1 */
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if (cursor_c >= 0) {
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cursor_c = COL8_FFFFFF;
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}
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}
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timer_settime(timer, 50);
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if (cursor_c >= 0) {
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boxfill8(sht_win->buf, sht_win->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43);
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sheet_refresh(sht_win, cursor_x, 28, cursor_x + 8, 44);
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}
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}
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}
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}
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}
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int keywin_off(struct SHEET *key_win, struct SHEET *sht_win, int cur_c, int cur_x)
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{
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change_wtitle8(key_win, 0);
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if (key_win == sht_win) {
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cur_c = -1; /*删除光标*/
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boxfill8(sht_win->buf, sht_win->bxsize, COL8_FFFFFF, cur_x, 28, cur_x + 7, 43);
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} else {
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if ((key_win->flags & 0x20) != 0) {
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fifo32_put(&key_win->task->fifo, 3); /*命令行窗口光标OFF */
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}
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}
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return cur_c;
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}
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int keywin_on(struct SHEET *key_win, struct SHEET *sht_win, int cur_c)
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{
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change_wtitle8(key_win, 1);
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if (key_win == sht_win) {
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cur_c = COL8_000000; /*显示光标*/
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} else {
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if ((key_win->flags & 0x20) != 0) {
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fifo32_put(&key_win->task->fifo, 2); /*命令行窗口光标ON */
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}
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}
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return cur_c;
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}
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