netsurf/atari/gui.h

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/*
* Copyright 2010 Ole Loots <ole@monochrom.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef NS_ATARI_GUI_H_
#define NS_ATARI_GUI_H_
#include <windom.h>
#define WM_FORCE_MOVE 1024 + 3
struct point_s {
int x;
int y;
};
struct bbox_s {
int x0;
int y0;
int x1;
int y1;
};
typedef struct bbox_s BBOX;
typedef struct point_s POINT;
#define MFORM_EX_FLAG_USERFORM 0x01
#define MFORM_EX_FLAG_REDRAW_REQUIRED 0x02
struct mform_ex_s
{
unsigned char flags;
int number;
OBJECT * tree;
};
typedef struct mform_ex_s MFORM_EX;
struct s_gem_cursors {
MFORM_EX hand;
MFORM_EX ibeam;
MFORM_EX cross;
MFORM_EX sizeall;
MFORM_EX sizewe;
MFORM_EX sizens;
MFORM_EX sizenesw;
MFORM_EX sizenwse;
MFORM_EX wait;
MFORM_EX appstarting;
MFORM_EX nodrop;
MFORM_EX deny;
MFORM_EX help;
MFORM_EX menu;
MFORM_EX arrow;
} gem_cursors;
/* maybe its better to have an linked
list of redraw areas, so that there
is no such an overhead when 2 (or more)
SMALL rectangles far away from each other
need an redraw!
Currently these rects get summarized into
one big redraw area!
*/
struct s_browser_redrw_info
{
BBOX area; /* this is an box which describes the area to redraw */
/* from netsurfs point of view */
bool required;
};
struct s_scroll_info
{
POINT requested;
POINT current;
bool required;
};
enum focus_element_type {
WIDGET_NONE=0,
URL_WIDGET,
BROWSER
};
struct s_focus_info
{
enum focus_element_type type;
void * element;
};
struct s_gui_input_state {
short mbut;
short mkstat;
short mx;
short my;
} prev_inp_state;
#define TB_BUTTON_WIDTH 32
#define TB_BUTTON_HEIGHT 21 /* includes 1px 3d effect */
#define TOOLBAR_HEIGHT 25
#define URLBOX_HEIGHT 21
#define STATUSBAR_HEIGHT 16
#define STATUSBAR_MAX_SLEN 255
#define MOVER_WH 16
#define THROBBER_WIDTH 32
/* defines for data attached to components: */
#define CDT_OBJECT 0x004f424aUL
#define CDT_OWNER 0x03UL
#define CDT_ICON 0x04UL
#define CDT_ICON_TYPE 0x05UL
/*
URL Widget Block size: size of memory block to allocated
when input takes more memory than currently allocated:
*/
#define URL_WIDGET_BSIZE 64
#define URL_WIDGET_MAX_MEM 60000
struct s_url_widget
{
short selection_len; /* len & direction of selection */
short caret_pos; /* cursor pos */
short char_size; /* size of one character (width & hight) */
short scrollx; /* current scroll position */
bool redraw; /* widget is only redrawn when this flag is set */
char * text; /* dynamicall allocated URL string*/
unsigned short allocated;
unsigned short used; /* memory used by URL (strlen + 1) */
COMPONENT * comp;
};
struct s_throbber_widget
{
COMPONENT * comp;
short index;
short max_index;
bool running;
};
struct gui_window;
struct s_tb_button
{
short rsc_id;
void (*cb_click)(struct gui_window * gw);
COMPONENT * comp;
};
struct s_toolbar
{
COMPONENT * comp;
struct gui_window * owner;
struct s_url_widget url;
struct s_throbber_widget throbber;
GRECT btdim; /* size & location of buttons */
struct s_tb_button * buttons;
int btcnt;
/* buttons are defined in toolbar.c */
};
struct s_statusbar
{
COMPONENT * comp;
char text[STATUSBAR_MAX_SLEN+1];
size_t textlen;
bool attached;
};
struct s_caret
{
GRECT requested;
GRECT current;
bool redraw;
};
struct s_browser
{
int type;
COMPONENT * comp;
WINDOW * compwin;
struct browser_window * bw;
struct s_scroll_info scroll;
struct s_browser_redrw_info redraw;
struct s_caret caret;
bool attached;
};
typedef struct s_toolbar * CMP_TOOLBAR;
typedef struct s_statusbar * CMP_STATUSBAR;
typedef struct s_browser * CMP_BROWSER;
struct s_gui_win_root
{
WINDOW * handle;
CMP_TOOLBAR toolbar;
CMP_STATUSBAR statusbar;
COMPONENT * cmproot;
MFORM_EX cursor;
struct s_focus_info focus;
float scale;
bool throbbing;
GRECT loc; /* current size of window on screen */
};
struct gui_window {
struct s_gui_win_root * root;
CMP_BROWSER browser;
struct gui_window * parent;
struct gui_window *next, *prev;
};
extern struct gui_window *window_list;
/* scroll a window */
void gem_window_scroll(struct browser_window * , int x, int y);
#define MOUSE_IS_DRAGGING() (mouse_hold_start[0] || mouse_hold_start[1])
#endif