控制光标闪烁（2）

18_day/bootpack.c

@@ -191,11 +191,13 @@ void HariMain(void)
 						make_wtitle8(buf_win, sht_win->bxsize, "task_a", 0);
 						make_wtitle8(buf_cons, sht_cons->bxsize, "console", 1);
 						cursor_c = -1; /* 不显示光标 */
+						fifo32_put(&task_cons->fifo, 2); /*命令行窗口光标ON */
 					} else {
 						key_to = 0;
 						make_wtitle8(buf_win, sht_win->bxsize, "task_a", 1);
 						make_wtitle8(buf_cons, sht_cons->bxsize, "console", 0);
 						cursor_c = COL8_000000;
+						fifo32_put(&task_cons->fifo, 3); /*命令行窗口光标OFF */
 					}
 					sheet_refresh(sht_win, 0, 0, sht_win->bxsize, 21);
 					sheet_refresh(sht_cons, 0, 0, sht_cons->bxsize, 21);
@@ -387,7 +389,7 @@ void console_task(struct SHEET *sheet)
 	struct TIMER *timer;
 	struct TASK *task = task_now();
 
-	int i, fifobuf[128], cursor_x = 16, cursor_c = COL8_000000;
+	int i, fifobuf[128], cursor_x = 16, cursor_c = -1;
 	char s[2];
 
 	fifo32_init(&task->fifo, 128, fifobuf, task);
@@ -409,13 +411,24 @@ void console_task(struct SHEET *sheet)
 			if (i <= 1) { /*光标用定时器*/
 				if (i != 0) {
 					timer_init(timer, &task->fifo, 0); /*下次置0 */
-					cursor_c = COL8_FFFFFF;
+					if (cursor_c >= 0) {
+						cursor_c = COL8_FFFFFF;
+					}
 				} else {
 					timer_init(timer, &task->fifo, 1); /*下次置1 */
-					cursor_c = COL8_000000;
+					if (cursor_c >= 0) {
+						cursor_c = COL8_000000;
+					}
 				}
 				timer_settime(timer, 50);
 			}
+			if (i == 2) { /*光标ON */
+				cursor_c = COL8_FFFFFF;
+			}
+			if (i == 3) { /*光标OFF */
+				boxfill8(sheet->buf, sheet->bxsize, COL8_000000, cursor_x, 28, cursor_x + 7, 43);
+				cursor_c = -1;
+			} 
 			if (256 <= i && i <= 511) { /*键盘数据（通过任务A） */
 				if (i == 8 + 256) {
 					/*退格键*/
@@ -436,7 +449,9 @@ void console_task(struct SHEET *sheet)
 				}
 			}
 			/*重新显示光标*/
-			boxfill8(sheet->buf, sheet->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43);
+			if (cursor_c >= 0) { /*从此开始*/
+				boxfill8(sheet->buf, sheet->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43);
+			} 
 			sheet_refresh(sheet, cursor_x, 28, cursor_x + 8, 44);
 		}
 	}