WebSVN – Kolibri OS – Blame – /contrib/C_Layer/libguic_kolibri/kolibri_gui_elements.h

Rev	Author	Line No.	Line
6391	ashmew2	1	#ifndef KOLIBRI_GUI_ELEMENTS_H
		2	#define KOLIBRI_GUI_ELEMENTS_H
		3
		4	/* GUI Elements being used */
		5	#include "kolibri_editbox.h"
		6	#include "kolibri_checkbox.h"
		7	#include "kolibri_button.h"
		8
		9	/* enum KOLIBRI_GUI_ELEMENT_TYPE contains all available GUI items from box_lib */
		10	/* More elements can be added from other libraries as required */
		11	enum KOLIBRI_GUI_ELEMENT_TYPE {
		12	KOLIBRI_EDIT_BOX,
		13	KOLIBRI_CHECK_BOX,
		14	KOLIBRI_RADIO_BUTTON,
		15	KOLIBRI_SCROLL_BAR,
		16	KOLIBRI_DYNAMIC_BUTTON,
		17	KOLIBRI_MENU_BAR,
		18	KOLIBRI_FILE_BROWSER,
		19	KOLIBRI_TREE_LIST,
		20	KOLIBRI_PATH_SHOW,
		21	KOLIBRI_TEXT_EDITOR,
		22	KOLIBRI_FRAME,
		23	KOLIBRI_PROGRESS_BAR,
		24
		25	KOLIBRI_BUTTON,
		26
		27	/* Add elements above this element in order to let KOLIBRI_NUM_GUI_ELEMENTS */
		28	/* stay at correct value */
6396	siemargl	29
		30	KOLIBRI_NUM_GUI_ELEMENTS
6391	ashmew2	31	};
		32
		33	/* Linked list which connects together all the elements drawn inside a GUI window */
		34	struct kolibri_window_element {
		35	enum KOLIBRI_GUI_ELEMENT_TYPE type;
		36	void *element;
		37	struct kolibri_window_element next, prev;
		38	};
		39
6396	siemargl	40
		41	typedef void (cb_elem_boxlib)(void ) __attribute__((__stdcall__));
		42
6391	ashmew2	43	/* Generic structure for supporting functions on various elements of Kolibri's GUI */
		44	struct kolibri_element_operations {
6396	siemargl	45	cb_elem_boxlib redraw_fn;
		46	cb_elem_boxlib mouse_fn;
		47	cb_elem_boxlib key_fn;
6391	ashmew2	48	};
		49
		50	/* Structure for a GUI Window on Kolibri. It also contains all the elements drawn in window */
		51	struct kolibri_window {
		52	unsigned int topleftx, toplefty;
		53	unsigned int sizex, sizey;
		54	char *window_title;
		55
		56	/* Refer to sysfuncs, value to be stored in EDX (Function 0) */
		57	unsigned int XY;
		58
		59	struct kolibri_window_element *elements;
		60	};
		61
		62	/---------------------End of Structure and enum definitions---------------/
		63	/---------------------Define various functions for initializing GUI-------/
		64
		65	/* Master table containing operations for various GUI elements in one place */
		66	struct kolibri_element_operations kolibri_gui_op_table[KOLIBRI_NUM_GUI_ELEMENTS];
		67
		68	void kolibri_init_gui_op_table(void)
		69	{
		70	/* Setting up functions for edit box GUI elements*/
6396	siemargl	71	kolibri_gui_op_table[KOLIBRI_EDIT_BOX].redraw_fn = (cb_elem_boxlib)edit_box_draw;
		72	kolibri_gui_op_table[KOLIBRI_EDIT_BOX].mouse_fn = (cb_elem_boxlib)edit_box_mouse;
		73	kolibri_gui_op_table[KOLIBRI_EDIT_BOX].key_fn = (cb_elem_boxlib)editbox_key;
6391	ashmew2	74
		75	/* Setting up functions for check box GUI elements*/
6396	siemargl	76	kolibri_gui_op_table[KOLIBRI_CHECK_BOX].redraw_fn = (cb_elem_boxlib)check_box_draw2;
		77	kolibri_gui_op_table[KOLIBRI_CHECK_BOX].mouse_fn = (cb_elem_boxlib)check_box_mouse2;
6391	ashmew2	78	kolibri_gui_op_table[KOLIBRI_CHECK_BOX].key_fn = NULL;
		79
		80	/* Setting up functions for Kolibri Buttons ( SysFunc 8 )*/
6396	siemargl	81	kolibri_gui_op_table[KOLIBRI_BUTTON].redraw_fn = (cb_elem_boxlib)draw_button;
6391	ashmew2	82	kolibri_gui_op_table[KOLIBRI_BUTTON].mouse_fn = NULL;
		83	kolibri_gui_op_table[KOLIBRI_BUTTON].key_fn = NULL;
6396	siemargl	84
6391	ashmew2	85	}
		86
		87	/* Create a new main GUI window for KolibriOS */
		88	/* tl stands for TOP LEFT. x and y are coordinates. */
		89
		90	struct kolibri_window * kolibri_new_window(int tlx, int tly, int sizex, int sizey, char *title)
		91	{
		92	struct kolibri_window new_win = (struct kolibri_window )malloc(sizeof(struct kolibri_window));
		93
		94	new_win->topleftx = tlx;
		95	new_win->toplefty = tly;
		96	new_win->sizex = sizex;
		97	new_win->sizey = sizey;
		98	new_win->window_title = title;
		99	new_win->XY = 0x00000013; /* All windows are skinned windows with caption for now */
		100	new_win->elements = NULL;
6396	siemargl	101
6391	ashmew2	102	return new_win;
		103	}
		104
		105	/* Add an element to an existing window */
		106	void kolibri_window_add_element(struct kolibri_window some_window, enum KOLIBRI_GUI_ELEMENT_TYPE element_type, void some_gui_element)
		107	{
		108	struct kolibri_window_element new_element = (struct kolibri_window_element )malloc(sizeof(struct kolibri_window_element));
6396	siemargl	109
6391	ashmew2	110	new_element -> type = element_type;
		111	new_element -> element = some_gui_element;
		112
		113	if(!(some_window->elements)) /* No elements in window yet */
		114	{
		115	some_window->elements = new_element;
		116	some_window->elements -> prev = some_window->elements;
		117	some_window->elements -> next = some_window->elements;
		118	}
		119	else
		120	{
		121	struct kolibri_window_element *last_element = some_window -> elements -> prev;
6396	siemargl	122
6391	ashmew2	123	last_element -> next = new_element;
		124	new_element -> next = some_window -> elements; /* start of linked list */
		125	some_window -> elements -> prev = new_element;
		126	new_element -> prev = last_element;
		127	}
		128	}
		129
		130	#endif /* KOLIBRI_GUI_ELEMENTS_H */

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(root)/contrib/C_Layer/libguic_kolibri/kolibri_gui_elements.h – Rev 6396