Subversion Repositories Kolibri OS

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Regard whitespace Rev 8686 → Rev 8687

/programs/develop/libraries/kolibri-libc/samples/basic_gui.c
0,0 → 1,115
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <sys/ksys.h>
 
ksys_colors_table_t sys_color_table;
 
char statusbar[255];
ksys_proc_table_t proc_info;
char text_line[255];
 
enum BUTTONS
{
BTN_QUIT = 1,
BTN_POP = 10,
BTN_UNLOCK = 11
};
 
#define FONT_W 8
#define FONT_H 14
#define LINES 10
 
void draw_window()
{
int win_hight, win_width, i, pos_y = _ksys_get_skin_height() + 36; // 60 == 24+36
 
// start redraw
_ksys_start_draw();
// define&draw window
_ksys_create_window(10, 40, 600, 400, "My window", sys_color_table.work_area, 0x13);
_ksys_process_info(&proc_info, -1);
 
win_width = proc_info.winx_size;
win_hight = proc_info.winy_size;
_ksys_define_button(10, 30, 70, 20, BTN_POP, sys_color_table.work_button);
_ksys_draw_text("BUTTON1", 15, 34, 0, 0x90000000 | sys_color_table.work_button_text); //0x80000000 asciiz
_ksys_define_button(100, 30, 80, 20, BTN_UNLOCK, sys_color_table.work_button);
_ksys_draw_text("BUTTTON2", 110, 34, 0, 0x90000000 | sys_color_table.work_button_text);
 
// display statusbar
_ksys_draw_bar(6, win_hight - 17, win_width - 11, 12, 0x80000000 | sys_color_table.work_area); //0x80000000 gradient
_ksys_draw_text(statusbar, 10, win_hight - 15, 0, 0x80000000 | sys_color_table.work_text);
 
// display strings
for (i = LINES; i > 0; i--){
snprintf (text_line, sizeof text_line, "Line[%d]<<Just a text>>", i);
 
text_line[(win_width - 10 - 5) / FONT_W + 1] = '\0'; // clip text size, seems to big lines crashing OS, and form len by window size
_ksys_draw_text(text_line, 5, pos_y, 0, 0x90000000 | sys_color_table.work_text);
pos_y += FONT_H;
 
if(pos_y + 29 > win_hight) break; // 12 font + 12 statusbar + 5 border
}
// end redraw
_ksys_end_draw();
}
int main()
{
int gui_event;
uint32_t pressed_button = 0, mouse_button;
ksys_pos_t mouse_pos;
strcpy(statusbar, "Program running...Double click on TEXT for details");
 
_ksys_get_colors(&sys_color_table);
_ksys_set_event_mask(0xC0000027); // mouse events only when focused window and mouse inside
 
do{
gui_event = _ksys_get_event();
switch(gui_event)
{
case KSYS_EVENT_NONE:
break;
case KSYS_EVENT_REDRAW:
draw_window();
break;
case KSYS_EVENT_KEY:
break;
case KSYS_EVENT_BUTTON:
pressed_button = _ksys_get_button();
switch (pressed_button)
{
case BTN_POP:
strcpy(statusbar, "POP pressed....");
draw_window();
break;
case BTN_UNLOCK:
strcpy(statusbar, "UNLOCK pressed....");
draw_window();
break;
case BTN_QUIT:
return 0;
break;
}
break;
case KSYS_EVENT_MOUSE:
mouse_pos = _ksys_get_mouse_pos(KSYS_MOUSE_WINDOW_POS); // window relative
mouse_button = _ksys_get_mouse_eventstate();
debug_printf("mouse ev (%d,%d)%x\n", mouse_pos.x, mouse_pos.y, mouse_button);
if (mouse_button & (1<<24)) // double click
{
int n = (mouse_pos.y - 60) / FONT_H;
if (n < 0 || n >= LINES) break;
debug_printf("click on str(%d), clip slot(%d)\n", n, LINES - n - 1);
sprintf(statusbar, "click on str(%d), clip slot(%d)\n", n, LINES - n - 1);
draw_window();
}
break;
}
} while(1) ; /* End of main activity loop */
 
return 0;
}