kolibrios/programs/develop/ktcc/trunk/libc.obj/samples/thread_work.c
turbocat e7ec006b8b libc.obj:
- Added atof function
- Added example for working with threads

git-svn-id: svn://kolibrios.org@9137 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-08-15 20:21:32 +00:00

70 lines
1.8 KiB
C

/*
* An example of using threads to create a copy of a window.
* Built on top of the /programs/develop/examples/thread/trunk/thread.asm example.
*
* Created by turbocat (Maxim Logaev) 2021.
*/
#include <sys/ksys.h>
#include <stdio.h>
#include <stdlib.h>
#define TH_STACK_SIZE 1024
enum BUTTONS{
BTN_QUIT = 1,
BTN_CREATE_TH = 2,
};
ksys_colors_table_t sys_colors;
extern int main();
void redraw_window(void){
ksys_pos_t mouse_pos = _ksys_get_mouse_pos(KSYS_MOUSE_SCREEN_POS);
_ksys_start_draw();
_ksys_create_window(mouse_pos.x, mouse_pos.y, 140, 60, "Threads", sys_colors.work_area, 0x14);
_ksys_define_button(10, 30, 120, 20, BTN_CREATE_TH, sys_colors.work_button);
_ksys_draw_text("Create thread!", 15, 34, 0, 0x90000000 | sys_colors.work_button_text);
_ksys_end_draw();
}
void create_thread(void){
unsigned tid; // New thread ID
void *th_stack = malloc(TH_STACK_SIZE); // Allocate memory for thread stack
if(!th_stack){
_ksys_debug_puts("Memory allocation error for thread!");
return;
}
tid = _ksys_create_thread(main, th_stack+TH_STACK_SIZE); // Create new thread with entry "main"
if(tid==-1){
_ksys_debug_puts("Unable to create a new thread!");
return;
}
debug_printf("New thread created (TID=%u)\n", tid);
}
int main(){
_ksys_get_system_colors(&sys_colors);
int gui_event;
redraw_window();
while(1){
gui_event = _ksys_get_event();
switch(gui_event){
case KSYS_EVENT_REDRAW:
redraw_window();
break;
case KSYS_EVENT_BUTTON:
switch (_ksys_get_button()){
case BTN_CREATE_TH:
create_thread();
break;
case BTN_QUIT:
_ksys_exit();
}
break;
}
}
}