kolibrios/contrib/C_Layer/INCLUDE/kolibri_gui_elements.h
Serhii Sakhno 407fab40d9 C Layer: code refactoring
git-svn-id: svn://kolibrios.org@6457 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-06-30 16:10:04 +00:00

143 lines
4.7 KiB
C

#ifndef KOLIBRI_GUI_ELEMENTS_H
#define KOLIBRI_GUI_ELEMENTS_H
/* GUI Elements being used */
#include "kolibri_editbox.h"
#include "kolibri_checkbox.h"
#include "kolibri_button.h"
#include "kolibri_progressbar.h"
#include "kolibri_frame.h"
/* enum KOLIBRI_GUI_ELEMENT_TYPE contains all available GUI items from box_lib */
/* More elements can be added from other libraries as required */
enum KOLIBRI_GUI_ELEMENT_TYPE {
KOLIBRI_EDIT_BOX,
KOLIBRI_CHECK_BOX,
KOLIBRI_RADIO_BUTTON,
KOLIBRI_SCROLL_BAR,
KOLIBRI_DYNAMIC_BUTTON,
KOLIBRI_MENU_BAR,
KOLIBRI_FILE_BROWSER,
KOLIBRI_TREE_LIST,
KOLIBRI_PATH_SHOW,
KOLIBRI_TEXT_EDITOR,
KOLIBRI_FRAME,
KOLIBRI_PROGRESS_BAR,
KOLIBRI_BUTTON,
/* Add elements above this element in order to let KOLIBRI_NUM_GUI_ELEMENTS */
/* stay at correct value */
KOLIBRI_NUM_GUI_ELEMENTS
};
/* Linked list which connects together all the elements drawn inside a GUI window */
typedef struct{
enum KOLIBRI_GUI_ELEMENT_TYPE type;
void *element;
void *next, *prev;
}kolibri_window_element;
typedef void (*cb_elem_boxlib)(void *) __attribute__((__stdcall__));
/* Generic structure for supporting functions on various elements of Kolibri's GUI */
typedef struct {
cb_elem_boxlib redraw_fn;
cb_elem_boxlib mouse_fn;
cb_elem_boxlib key_fn;
}kolibri_element_operations;
/* Structure for a GUI Window on Kolibri. It also contains all the elements drawn in window */
typedef struct{
unsigned int topleftx, toplefty;
unsigned int sizex, sizey;
char *window_title;
/* Refer to sysfuncs, value to be stored in EDX (Function 0) */
unsigned int XY;
kolibri_window_element *elements;
}kolibri_window;
/*---------------------End of Structure and enum definitions---------------*/
/*---------------------Define various functions for initializing GUI-------*/
/* Master table containing operations for various GUI elements in one place */
kolibri_element_operations kolibri_gui_op_table[KOLIBRI_NUM_GUI_ELEMENTS];
void kolibri_init_gui_op_table(void)
{
/* Setting up functions for edit box GUI elements*/
kolibri_gui_op_table[KOLIBRI_EDIT_BOX].redraw_fn = (cb_elem_boxlib)edit_box_draw;
kolibri_gui_op_table[KOLIBRI_EDIT_BOX].mouse_fn = (cb_elem_boxlib)edit_box_mouse;
kolibri_gui_op_table[KOLIBRI_EDIT_BOX].key_fn = (cb_elem_boxlib)editbox_key;
/* Setting up functions for check box GUI elements*/
kolibri_gui_op_table[KOLIBRI_CHECK_BOX].redraw_fn = (cb_elem_boxlib)check_box_draw2;
kolibri_gui_op_table[KOLIBRI_CHECK_BOX].mouse_fn = (cb_elem_boxlib)check_box_mouse2;
kolibri_gui_op_table[KOLIBRI_CHECK_BOX].key_fn = NULL;
/* Setting up functions for Kolibri Buttons ( SysFunc 8 )*/
kolibri_gui_op_table[KOLIBRI_BUTTON].redraw_fn = (cb_elem_boxlib)draw_button;
kolibri_gui_op_table[KOLIBRI_BUTTON].mouse_fn = NULL;
kolibri_gui_op_table[KOLIBRI_BUTTON].key_fn = NULL;
/* Setting up functions for progress bar GUI elements*/
kolibri_gui_op_table[KOLIBRI_PROGRESS_BAR].redraw_fn = (cb_elem_boxlib)progressbar_draw;
kolibri_gui_op_table[KOLIBRI_PROGRESS_BAR].mouse_fn = NULL;
kolibri_gui_op_table[KOLIBRI_PROGRESS_BAR].key_fn = NULL;
/* Setting up functions for frame GUI elements*/
kolibri_gui_op_table[KOLIBRI_FRAME].redraw_fn = (cb_elem_boxlib)frame_draw;
kolibri_gui_op_table[KOLIBRI_FRAME].mouse_fn = NULL;
kolibri_gui_op_table[KOLIBRI_FRAME].key_fn = NULL;
}
/* Create a new main GUI window for KolibriOS */
/* tl stands for TOP LEFT. x and y are coordinates. */
kolibri_window * kolibri_new_window(int tlx, int tly, int sizex, int sizey, char *title)
{
kolibri_window *new_win = (kolibri_window *)malloc(sizeof(kolibri_window));
new_win->topleftx = tlx;
new_win->toplefty = tly;
new_win->sizex = sizex;
new_win->sizey = sizey;
new_win->window_title = title;
new_win->XY = 0x00000013; /* All windows are skinned windows with caption for now */
new_win->elements = NULL;
return new_win;
}
/* Add an element to an existing window */
void kolibri_window_add_element(kolibri_window *some_window, enum KOLIBRI_GUI_ELEMENT_TYPE element_type, void *some_gui_element)
{
kolibri_window_element *new_element = (kolibri_window_element *)malloc(sizeof(kolibri_window_element));
new_element -> type = element_type;
new_element -> element = some_gui_element;
if(!(some_window->elements)) /* No elements in window yet */
{
some_window->elements = new_element;
some_window->elements -> prev = some_window->elements;
some_window->elements -> next = some_window->elements;
}
else
{
kolibri_window_element *last_element = some_window -> elements -> prev;
last_element -> next = new_element;
new_element -> next = some_window -> elements; /* start of linked list */
some_window -> elements -> prev = new_element;
new_element -> prev = last_element;
}
}
#endif /* KOLIBRI_GUI_ELEMENTS_H */