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netsurf/framebuffer/gui.c

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/*
* Copyright 2008 Vincent Sanders <vince@simtec.co.uk>
*
* 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/>.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <limits.h>
#include <unistd.h>
#include <assert.h>
#include <string.h>
#include <stdbool.h>
#include <stdlib.h>
#include <hubbub/hubbub.h>
#include <libnsfb.h>
#include <libnsfb_plot.h>
#include <libnsfb_event.h>
#include "desktop/gui.h"
#include "desktop/plotters.h"
#include "desktop/netsurf.h"
#include "desktop/options.h"
#include "utils/log.h"
#include "utils/url.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include "desktop/textinput.h"
#include "render/form.h"
#include "framebuffer/gui.h"
#include "framebuffer/fbtk.h"
#include "framebuffer/framebuffer.h"
#include "framebuffer/bitmap.h"
#include "framebuffer/schedule.h"
#include "framebuffer/findfile.h"
#include "framebuffer/image_data.h"
#include "framebuffer/font.h"
#include "content/urldb.h"
#include "desktop/history_core.h"
#include "content/fetch.h"
char *default_stylesheet_url;
char *quirks_stylesheet_url;
char *adblock_stylesheet_url;
char *options_file_location;
fbtk_widget_t *fbtk;
struct gui_window *input_window = NULL;
struct gui_window *search_current_window;
struct gui_window *window_list = NULL;
/* private data for browser user widget */
struct browser_widget_s {
struct browser_window *bw; /**< The browser window connected to this gui window */
int scrollx, scrolly; /**< scroll offsets. */
/* Pending window redraw state. */
bool redraw_required; /**< flag indicating the foreground loop
* needs to redraw the browser widget.
*/
bbox_t redraw_box; /**< Area requiring redraw. */
bool pan_required; /**< flag indicating the foreground loop
* needs to pan the window.
*/
int panx, pany; /**< Panning required. */
};
/* queue a redraw operation, co-ordinates are relative to the window */
static void
fb_queue_redraw(struct fbtk_widget_s *widget, int x0, int y0, int x1, int y1)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(widget);
bwidget->redraw_box.x0 = min(bwidget->redraw_box.x0, x0);
bwidget->redraw_box.y0 = min(bwidget->redraw_box.y0, y0);
bwidget->redraw_box.x1 = max(bwidget->redraw_box.x1, x1);
bwidget->redraw_box.y1 = max(bwidget->redraw_box.y1, y1);
if (fbtk_clip_to_widget(widget, &bwidget->redraw_box)) {
bwidget->redraw_required = true;
fbtk_request_redraw(widget);
} else {
bwidget->redraw_box.y0 = bwidget->redraw_box.x0 = INT_MAX;
bwidget->redraw_box.y1 = bwidget->redraw_box.x1 = -(INT_MAX);
bwidget->redraw_required = false;
}
}
static void fb_pan(fbtk_widget_t *widget,
struct browser_widget_s *bwidget,
struct browser_window *bw)
{
int x;
int y;
int width;
int height;
nsfb_bbox_t srcbox;
nsfb_bbox_t dstbox;
nsfb_t *nsfb = fbtk_get_nsfb(widget);
int content_height = content_get_height(bw->current_content);
int content_width = content_get_width(bw->current_content);
height = fbtk_get_height(widget);
width = fbtk_get_width(widget);
x = fbtk_get_x(widget);
y = fbtk_get_y(widget);
/* dont pan off the top */
if ((bwidget->scrolly + bwidget->pany) < 0)
bwidget->pany = - bwidget->scrolly;
/* do not pan off the bottom of the content */
if ((bwidget->scrolly + bwidget->pany) > (content_height - height))
bwidget->pany = (content_height - height) - bwidget->scrolly;
/* dont pan off the left */
if ((bwidget->scrollx + bwidget->panx) < 0)
bwidget->panx = - bwidget->scrollx;
/* do not pan off the right of the content */
if ((bwidget->scrollx + bwidget->panx) > (content_width - width))
bwidget->panx = (content_width - width) - bwidget->scrollx;
LOG(("panning %d, %d",bwidget->panx, bwidget->pany));
/* pump up the volume. dance, dance! lets do it */
if (bwidget->pany > height || bwidget->pany < -height ||
bwidget->panx > width || bwidget->panx < -width) {
/* pan in any direction by more than viewport size */
bwidget->scrolly += bwidget->pany;
bwidget->scrollx += bwidget->panx;
fb_queue_redraw(widget, 0, 0, width, height);
/* ensure we don't try to scroll again */
bwidget->panx = 0;
bwidget->pany = 0;
}
if (bwidget->pany < 0) {
/* pan up by less then viewport height */
srcbox.x0 = x;
srcbox.y0 = y;
srcbox.x1 = srcbox.x0 + width;
srcbox.y1 = srcbox.y0 + height + bwidget->pany;
dstbox.x0 = x;
dstbox.y0 = y - bwidget->pany;
dstbox.x1 = dstbox.x0 + width;
dstbox.y1 = dstbox.y0 + height + bwidget->pany;
/* move part that remains visible up */
nsfb_plot_copy(nsfb, &srcbox, &dstbox);
/* redraw newly exposed area */
bwidget->scrolly += bwidget->pany;
fb_queue_redraw(widget, 0, 0, width, - bwidget->pany);
}
if (bwidget->pany > 0) {
/* pan down by less then viewport height */
srcbox.x0 = x;
srcbox.y0 = y + bwidget->pany;
srcbox.x1 = srcbox.x0 + width;
srcbox.y1 = srcbox.y0 + height - bwidget->pany;
dstbox.x0 = x;
dstbox.y0 = y;
dstbox.x1 = dstbox.x0 + width;
dstbox.y1 = dstbox.y0 + height - bwidget->pany;
/* move part that remains visible down */
nsfb_plot_copy(nsfb, &srcbox, &dstbox);
/* redraw newly exposed area */
bwidget->scrolly += bwidget->pany;
fb_queue_redraw(widget, 0, height - bwidget->pany, width,
height);
}
if (bwidget->panx < 0) {
/* pan left by less then viewport width */
srcbox.x0 = x;
srcbox.y0 = y;
srcbox.x1 = srcbox.x0 + width + bwidget->panx;
srcbox.y1 = srcbox.y0 + height;
dstbox.x0 = x - bwidget->panx;
dstbox.y0 = y;
dstbox.x1 = dstbox.x0 + width + bwidget->panx;
dstbox.y1 = dstbox.y0 + height;
/* move part that remains visible left */
nsfb_plot_copy(nsfb, &srcbox, &dstbox);
/* redraw newly exposed area */
bwidget->scrollx += bwidget->panx;
fb_queue_redraw(widget, 0, 0, -bwidget->panx, height);
}
if (bwidget->panx > 0) {
/* pan right by less then viewport width */
srcbox.x0 = x + bwidget->panx;
srcbox.y0 = y;
srcbox.x1 = srcbox.x0 + width - bwidget->panx;
srcbox.y1 = srcbox.y0 + height;
dstbox.x0 = x;
dstbox.y0 = y;
dstbox.x1 = dstbox.x0 + width - bwidget->panx;
dstbox.y1 = dstbox.y0 + height;
/* move part that remains visible right */
nsfb_plot_copy(nsfb, &srcbox, &dstbox);
/* redraw newly exposed area */
bwidget->scrollx += bwidget->panx;
fb_queue_redraw(widget, width - bwidget->panx, 0, width,
height);
}
bwidget->pan_required = false;
bwidget->panx = 0;
bwidget->pany = 0;
}
static void fb_redraw(fbtk_widget_t *widget,
struct browser_widget_s *bwidget,
struct browser_window *bw)
{
int x;
int y;
int width;
int height;
LOG(("redraw box %d,%d to %d,%d",bwidget->redraw_box.x0,bwidget->redraw_box.y0, bwidget->redraw_box.x1, bwidget->redraw_box.y1));
height = fbtk_get_height(widget);
width = fbtk_get_width(widget);
x = fbtk_get_x(widget);
y = fbtk_get_y(widget);
/* adjust clipping co-ordinates according to window location */
bwidget->redraw_box.y0 += y;
bwidget->redraw_box.y1 += y;
bwidget->redraw_box.x0 += x;
bwidget->redraw_box.x1 += x;
nsfb_claim(fbtk_get_nsfb(widget), &bwidget->redraw_box);
/* redraw bounding box is relative to window */
current_redraw_browser = bw;
content_redraw(bw->current_content,
x - bwidget->scrollx, y - bwidget->scrolly,
width, height,
bwidget->redraw_box.x0, bwidget->redraw_box.y0,
bwidget->redraw_box.x1, bwidget->redraw_box.y1,
bw->scale, 0xFFFFFF);
current_redraw_browser = NULL;
nsfb_update(fbtk_get_nsfb(widget), &bwidget->redraw_box);
bwidget->redraw_box.y0 = bwidget->redraw_box.x0 = INT_MAX;
bwidget->redraw_box.y1 = bwidget->redraw_box.x1 = -(INT_MAX);
bwidget->redraw_required = false;
}
static int
fb_browser_window_redraw(fbtk_widget_t *root, fbtk_widget_t *widget, void *pw)
{
struct gui_window *gw = pw;
struct browser_widget_s *bwidget;
bwidget = fbtk_get_userpw(widget);
if (bwidget == NULL) {
LOG(("browser widget from widget %p was null", widget));
return -1;
}
if (bwidget->pan_required) {
int pos;
fb_pan(widget, bwidget, gw->bw);
pos = (bwidget->scrollx * 100) / content_get_width(gw->bw->current_content);
fbtk_set_scroll_pos(gw->hscroll, pos);
pos = (bwidget->scrolly * 100) / content_get_height(gw->bw->current_content);
fbtk_set_scroll_pos(gw->vscroll, pos);
}
if (bwidget->redraw_required) {
fb_redraw(widget, bwidget, gw->bw);
}
return 0;
}
static const char *fename;
static int febpp;
static int fewidth;
static int feheight;
static const char *feurl;
static bool process_cmdline(int argc, char** argv)
{
int opt;
LOG(("argc %d, argv %p", argc, argv));
fename = "sdl";
febpp = 32;
if ((option_window_width != 0) && (option_window_height != 0)) {
fewidth = option_window_width;
feheight = option_window_height;
} else {
fewidth = 800;
feheight = 600;
}
if (option_homepage_url != NULL && option_homepage_url[0] != '\0')
feurl = option_homepage_url;
else
feurl = NETSURF_HOMEPAGE;
while((opt = getopt(argc, argv, "f:b:w:h:")) != -1) {
switch (opt) {
case 'f':
fename = optarg;
break;
case 'b':
febpp = atoi(optarg);
break;
case 'w':
fewidth = atoi(optarg);
break;
case 'h':
feheight = atoi(optarg);
break;
default:
fprintf(stderr,
"Usage: %s [-f frontend] [-b bpp] url\n",
argv[0]);
return false;
}
}
if (optind < argc) {
feurl = argv[optind];
}
return true;
}
static void gui_init(int argc, char** argv)
{
char buf[PATH_MAX];
nsfb_t *nsfb;
fb_find_resource(buf, "Aliases", "./framebuffer/res/Aliases");
LOG(("Using '%s' as Aliases file", buf));
if (hubbub_initialise(buf, ns_realloc, NULL) != HUBBUB_OK)
die("Unable to initialise HTML parsing library.\n");
option_core_select_menu = true;
/* set up stylesheet urls */
fb_find_resource(buf, "default.css", "./framebuffer/res/default.css");
default_stylesheet_url = path_to_url(buf);
LOG(("Using '%s' as Default CSS URL", default_stylesheet_url));
fb_find_resource(buf, "quirks.css", "./framebuffer/res/quirks.css");
quirks_stylesheet_url = path_to_url(buf);
if (process_cmdline(argc,argv) != true)
die("unable to process command line.\n");
nsfb = framebuffer_initialise(fename, fewidth, feheight, febpp);
if (nsfb == NULL)
die("Unable to initialise framebuffer");
framebuffer_set_cursor(&pointer_image);
if (fb_font_init() == false)
die("Unable to initialise the font system");
fbtk = fbtk_init(nsfb);
}
/** Entry point from OS.
*
* /param argc The number of arguments in the string vector.
* /param argv The argument string vector.
* /return The return code to the OS
*/
int main(int argc, char** argv)
{
struct browser_window *bw;
char options[PATH_MAX];
char messages[PATH_MAX];
setbuf(stderr, NULL);
fb_find_resource(messages, "messages", "./framebuffer/res/messages");
fb_find_resource(options, "Choices-fb", "~/.netsurf/Choices-fb");
options_file_location = strdup(options);
netsurf_init(&argc, &argv, options, messages);
gui_init(argc, argv);
LOG(("calling browser_window_create"));
bw = browser_window_create(feurl, 0, 0, true, false);
netsurf_main_loop();
browser_window_destroy(bw);
netsurf_exit();
return 0;
}
void gui_multitask(void)
{
// LOG(("gui_multitask"));
}
void gui_poll(bool active)
{
nsfb_event_t event;
int timeout; /* timeout in miliseconds */
/* run the scheduler and discover how long to wait for the next event */
timeout = schedule_run();
/* if active do not wait for event, return immediately */
if (active)
timeout = 0;
/* if redraws are pending do not wait for event, return immediately */
if (fbtk_redraw_pending(fbtk))
timeout = 0;
if (fbtk_event(fbtk, &event, timeout)) {
if ((event.type == NSFB_EVENT_CONTROL) &&
(event.value.controlcode == NSFB_CONTROL_QUIT))
netsurf_quit = true;
}
fbtk_redraw(fbtk);
}
void gui_quit(void)
{
LOG(("gui_quit"));
framebuffer_finalise();
/* We don't care if this fails as we're about to exit, anyway */
hubbub_finalise(ns_realloc, NULL);
}
/* called back when click in browser window */
static int
fb_browser_window_click(fbtk_widget_t *widget,
nsfb_event_t *event,
int x, int y,
void *pw)
{
struct browser_window *bw = pw;
struct browser_widget_s *bwidget = fbtk_get_userpw(widget);
if (event->type != NSFB_EVENT_KEY_DOWN &&
event->type != NSFB_EVENT_KEY_UP)
return 0;
LOG(("browser window clicked at %d,%d",x,y));
switch (event->type) {
case NSFB_EVENT_KEY_DOWN:
switch (event->value.keycode) {
case NSFB_KEY_MOUSE_1:
browser_window_mouse_click(bw,
BROWSER_MOUSE_PRESS_1,
x + bwidget->scrollx,
y + bwidget->scrolly);
break;
case NSFB_KEY_MOUSE_3:
browser_window_mouse_click(bw,
BROWSER_MOUSE_PRESS_2,
x + bwidget->scrollx,
y + bwidget->scrolly);
break;
case NSFB_KEY_MOUSE_4:
/* scroll up */
fb_window_scroll(widget, 0, -100);
break;
case NSFB_KEY_MOUSE_5:
/* scroll down */
fb_window_scroll(widget, 0, 100);
break;
default:
break;
}
break;
case NSFB_EVENT_KEY_UP:
switch (event->value.keycode) {
case NSFB_KEY_MOUSE_1:
browser_window_mouse_click(bw,
BROWSER_MOUSE_CLICK_1,
x + bwidget->scrollx,
y + bwidget->scrolly);
break;
case NSFB_KEY_MOUSE_3:
browser_window_mouse_click(bw,
BROWSER_MOUSE_CLICK_2,
x + bwidget->scrollx,
y + bwidget->scrolly);
break;
default:
break;
}
break;
default:
break;
}
return 0;
}
/* called back when movement in browser window */
static int
fb_browser_window_move(fbtk_widget_t *widget,
int x, int y,
void *pw)
{
struct browser_window *bw = pw;
struct browser_widget_s *bwidget = fbtk_get_userpw(widget);
browser_window_mouse_track(bw,
0,
x + bwidget->scrollx,
y + bwidget->scrolly);
return 0;
}
static int
fb_browser_window_input(fbtk_widget_t *widget,
nsfb_event_t *event,
void *pw)
{
struct gui_window *gw = pw;
int res = 0;
static uint8_t modifier = 0;
int ucs4 = -1;
LOG(("got value %d", event->value.keycode));
switch (event->type) {
case NSFB_EVENT_KEY_DOWN:
switch (event->value.keycode) {
case NSFB_KEY_PAGEUP:
if (browser_window_key_press(gw->bw, KEY_PAGE_UP) == false)
fb_window_scroll(gw->browser, 0, -fbtk_get_height(gw->browser));
break;
case NSFB_KEY_PAGEDOWN:
if (browser_window_key_press(gw->bw, KEY_PAGE_DOWN) == false)
fb_window_scroll(gw->browser, 0, fbtk_get_height(gw->browser));
break;
case NSFB_KEY_RIGHT:
if (browser_window_key_press(gw->bw, KEY_RIGHT) == false)
fb_window_scroll(gw->browser, 100, 0);
break;
case NSFB_KEY_LEFT:
if (browser_window_key_press(gw->bw, KEY_LEFT) == false)
fb_window_scroll(gw->browser, -100, 0);
break;
case NSFB_KEY_UP:
if (browser_window_key_press(gw->bw, KEY_UP) == false)
fb_window_scroll(gw->browser, 0, -100);
break;
case NSFB_KEY_DOWN:
if (browser_window_key_press(gw->bw, KEY_DOWN) == false)
fb_window_scroll(gw->browser, 0, 100);
break;
case NSFB_KEY_RSHIFT:
modifier |= 1;
break;
case NSFB_KEY_LSHIFT:
modifier |= 1<<1;
break;
default:
ucs4 = fbtk_keycode_to_ucs4(event->value.keycode, modifier);
if (ucs4 != -1)
res = browser_window_key_press(gw->bw, ucs4);
break;
}
break;
case NSFB_EVENT_KEY_UP:
switch (event->value.keycode) {
case NSFB_KEY_RSHIFT:
modifier &= ~1;
break;
case NSFB_KEY_LSHIFT:
modifier &= ~(1<<1);
break;
default:
break;
}
break;
default:
break;
}
return 0;
}
static void
fb_update_back_forward(struct gui_window *gw)
{
struct browser_window *bw = gw->bw;
fbtk_set_bitmap(gw->back,
(browser_window_back_available(bw)) ?
&left_arrow : &left_arrow_g);
fbtk_set_bitmap(gw->forward,
(browser_window_forward_available(bw)) ?
&right_arrow : &right_arrow_g);
}
/* left icon click routine */
static int
fb_leftarrow_click(fbtk_widget_t *widget,
nsfb_event_t *event,
int x, int y, void *pw)
{
struct gui_window *gw = pw;
struct browser_window *bw = gw->bw;
if (event->type != NSFB_EVENT_KEY_DOWN)
return 0;
if (history_back_available(bw->history))
history_back(bw, bw->history);
fb_update_back_forward(gw);
return 0;
}
/* right arrow icon click routine */
static int
fb_rightarrow_click(fbtk_widget_t *widget,
nsfb_event_t *event,
int x, int y,
void *pw)
{
struct gui_window *gw =pw;
struct browser_window *bw = gw->bw;
if (event->type != NSFB_EVENT_KEY_DOWN)
return 0;
if (history_forward_available(bw->history))
history_forward(bw, bw->history);
fb_update_back_forward(gw);
return 0;
}
/* reload icon click routine */
static int
fb_reload_click(fbtk_widget_t *widget,
nsfb_event_t *event,
int x, int y,
void *pw)
{
struct browser_window *bw = pw;
if (event->type != NSFB_EVENT_KEY_DOWN)
return 0;
browser_window_reload(bw, true);
return 0;
}
/* stop icon click routine */
static int
fb_stop_click(fbtk_widget_t *widget,
nsfb_event_t *event,
int x, int y,
void *pw)
{
struct browser_window *bw = pw;
if (event->type != NSFB_EVENT_KEY_DOWN)
return 0;
browser_window_stop(bw);
return 0;
}
static int
fb_scroll_callback(fbtk_widget_t *widget, fbtk_callback_info *cbi)
{
struct gui_window *gw = cbi->context;
switch (cbi->type) {
case FBTK_CBIT_SCROLLY:
fb_window_scroll(gw->browser, 0, 100 * cbi->y);
break;
case FBTK_CBIT_SCROLLX:
fb_window_scroll(gw->browser, 100 * cbi->x, 0);
break;
default:
break;
}
return 0;
}
static int
fb_url_enter(void *pw, char *text)
{
struct browser_window *bw = pw;
browser_window_go(bw, text, 0, true);
return 0;
}
static int
fb_url_move(fbtk_widget_t *widget,
int x, int y,
void *pw)
{
framebuffer_set_cursor(&caret_image);
return 0;
}
static int
set_ptr_default_move(fbtk_widget_t *widget,
int x, int y,
void *pw)
{
framebuffer_set_cursor(&pointer_image);
return 0;
}
static int
set_ptr_hand_move(fbtk_widget_t *widget,
int x, int y,
void *pw)
{
framebuffer_set_cursor(&hand_image);
return 0;
}
struct gui_window *
gui_create_browser_window(struct browser_window *bw,
struct browser_window *clone,
bool new_tab)
{
struct gui_window *gw;
struct browser_widget_s *browser_widget;
fbtk_widget_t *widget;
int toolbar_height = 0;
int furniture_width = 0;
int spacing_width = 0;
int url_bar_height = 0;
int statusbar_width = 0;
int xpos = 0;
gw = calloc(1, sizeof(struct gui_window));
if (gw == NULL)
return NULL;
/* seems we need to associate the gui window with the underlying
* browser window
*/
gw->bw = bw;
switch(bw->browser_window_type) {
case BROWSER_WINDOW_NORMAL:
gw->window = fbtk_create_window(fbtk, 0, 0, 0, 0);
/* area and widget dimensions */
toolbar_height = 30;
furniture_width = 18;
spacing_width = 2;
url_bar_height = 24;
statusbar_width = option_toolbar_status_width *
fbtk_get_width(gw->window) / 10000;
xpos = spacing_width;
LOG(("Normal window"));
/* fill toolbar background */
widget = fbtk_create_fill(gw->window,
0, 0, 0, toolbar_height,
FB_FRAME_COLOUR);
fbtk_set_handler_move(widget, set_ptr_default_move, bw);
/* back button */
gw->back = fbtk_create_button(gw->window,
xpos, (toolbar_height - left_arrow.height) / 2,
FB_FRAME_COLOUR, &left_arrow,
fb_leftarrow_click, gw);
fbtk_set_handler_move(gw->back, set_ptr_hand_move, bw);
xpos += left_arrow.width + spacing_width;
/* forward button */
gw->forward = fbtk_create_button(gw->window,
xpos, (toolbar_height - right_arrow.height) / 2,
FB_FRAME_COLOUR, &right_arrow,
fb_rightarrow_click, gw);
fbtk_set_handler_move(gw->forward, set_ptr_hand_move, bw);
xpos += right_arrow.width + spacing_width;
/* reload button */
widget = fbtk_create_button(gw->window,
xpos, (toolbar_height - stop_image.height) / 2,
FB_FRAME_COLOUR, &stop_image,
fb_stop_click, bw);
fbtk_set_handler_move(widget, set_ptr_hand_move, bw);
xpos += stop_image.width + spacing_width;
/* reload button */
widget = fbtk_create_button(gw->window,
xpos, (toolbar_height - reload.height) / 2,
FB_FRAME_COLOUR, &reload,
fb_reload_click, bw);
fbtk_set_handler_move(widget, set_ptr_hand_move, bw);
xpos += reload.width + spacing_width;
/* url widget */
xpos += 1; /* extra spacing for url bar */
gw->url = fbtk_create_writable_text(gw->window,
xpos, (toolbar_height - url_bar_height) / 2,
fbtk_get_width(gw->window) - xpos -
spacing_width - spacing_width -
throbber0.width,
url_bar_height,
FB_COLOUR_WHITE, FB_COLOUR_BLACK,
true, fb_url_enter, bw);
fbtk_set_handler_move(gw->url, fb_url_move, bw);
xpos += fbtk_get_width(gw->window) - xpos -
spacing_width - throbber0.width;
/* throbber */
gw->throbber = fbtk_create_bitmap(gw->window,
xpos, (toolbar_height - throbber0.height) / 2,
FB_FRAME_COLOUR, &throbber0);
/* status bar */
xpos = 0;
gw->status = fbtk_create_text(gw->window,
xpos,
fbtk_get_height(gw->window) - furniture_width,
statusbar_width, furniture_width,
FB_FRAME_COLOUR, FB_COLOUR_BLACK,
false);
fbtk_set_handler_move(gw->status, set_ptr_default_move, bw);
/* create horizontal scrollbar */
gw->hscroll = fbtk_create_hscroll(gw->window,
statusbar_width,
fbtk_get_height(gw->window) - furniture_width,
fbtk_get_width(gw->window) - statusbar_width - furniture_width,
furniture_width,
FB_SCROLL_COLOUR,
FB_FRAME_COLOUR,
fb_scroll_callback,
gw);
/* fill bottom right area */
widget = fbtk_create_fill(gw->window,
fbtk_get_width(gw->window) - furniture_width,
fbtk_get_height(gw->window) - furniture_width,
furniture_width,
furniture_width,
FB_FRAME_COLOUR);
fbtk_set_handler_move(widget, set_ptr_default_move, bw);
/* create vertical scrollbar */
gw->vscroll = fbtk_create_vscroll(gw->window,
fbtk_get_width(gw->window) - furniture_width,
toolbar_height,
furniture_width,
fbtk_get_height(gw->window) - toolbar_height - furniture_width,
FB_SCROLL_COLOUR,
FB_FRAME_COLOUR,
fb_scroll_callback,
gw);
break;
case BROWSER_WINDOW_FRAME:
gw->window = fbtk_create_window(bw->parent->window->window, 0, 0, 0, 0);
LOG(("create frame"));
break;
default:
gw->window = fbtk_create_window(bw->parent->window->window, 0, 0, 0, 0);
LOG(("unhandled type"));
}
browser_widget = calloc(1, sizeof(struct browser_widget_s));
gw->browser = fbtk_create_user(gw->window, 0, toolbar_height, -furniture_width, - (furniture_width + toolbar_height), browser_widget);
fbtk_set_handler_click(gw->browser, fb_browser_window_click, bw);
fbtk_set_handler_input(gw->browser, fb_browser_window_input, gw);
fbtk_set_handler_redraw(gw->browser, fb_browser_window_redraw, gw);
fbtk_set_handler_move(gw->browser, fb_browser_window_move, bw);
return gw;
}
void gui_window_destroy(struct gui_window *gw)
{
fbtk_destroy_widget(gw->window);
free(gw);
}
void gui_window_set_title(struct gui_window *g, const char *title)
{
LOG(("%p, %s", g, title));
}
void fb_window_scroll(struct fbtk_widget_s *browser, int x, int y)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(browser);
LOG(("window scroll"));
bwidget->panx += x;
bwidget->pany += y;
bwidget->pan_required = true;
fbtk_request_redraw(browser);
}
void gui_window_redraw(struct gui_window *g, int x0, int y0, int x1, int y1)
{
fb_queue_redraw(g->browser, x0, y0, x1, y1);
}
void gui_window_redraw_window(struct gui_window *g)
{
fb_queue_redraw(g->browser, 0, 0, fbtk_get_width(g->browser),fbtk_get_height(g->browser) );
}
void gui_window_update_box(struct gui_window *g,
const union content_msg_data *data)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(g->browser);
fb_queue_redraw(g->browser,
data->redraw.x - bwidget->scrollx,
data->redraw.y - bwidget->scrolly,
data->redraw.x - bwidget->scrollx +
data->redraw.width,
data->redraw.y - bwidget->scrolly +
data->redraw.height);
}
bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(g->browser);
*sx = bwidget->scrollx;
*sy = bwidget->scrolly;
return true;
}
void gui_window_set_scroll(struct gui_window *g, int sx, int sy)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(g->browser);
assert(bwidget);
bwidget->panx = sx - bwidget->scrollx;
bwidget->pany = sy - bwidget->scrolly;
bwidget->pan_required = true;
fbtk_request_redraw(g->browser);
}
void gui_window_scroll_visible(struct gui_window *g, int x0, int y0,
int x1, int y1)
{
LOG(("%s:(%p, %d, %d, %d, %d)", __func__, g, x0, y0, x1, y1));
}
void gui_window_position_frame(struct gui_window *g, int x0, int y0,
int x1, int y1)
{
struct gui_window *parent;
int px, py;
int w, h;
LOG(("%s: %d, %d, %d, %d", g->bw->name, x0, y0, x1, y1));
parent = g->bw->parent->window;
if (parent->window == NULL)
return; /* doesnt have an fbtk widget */
px = fbtk_get_x(parent->browser) + x0;
py = fbtk_get_y(parent->browser) + y0;
w = x1 - x0;
h = y1 - y0;
if (w > (fbtk_get_width(parent->browser) - px))
w = fbtk_get_width(parent->browser) - px;
if (h > (fbtk_get_height(parent->browser) - py))
h = fbtk_get_height(parent->browser) - py;
fbtk_set_pos_and_size(g->window, px, py , w , h);
fbtk_request_redraw(parent->browser);
}
void gui_window_get_dimensions(struct gui_window *g, int *width, int *height,
bool scaled)
{
*width = fbtk_get_width(g->browser);
*height = fbtk_get_height(g->browser);
}
void gui_window_update_extent(struct gui_window *gw)
{
int pct;
int width;
int height;
width = content_get_width(gw->bw->current_content);
if (width != 0) {
pct = (fbtk_get_width(gw->browser) * 100) / width;
fbtk_set_scroll(gw->hscroll, pct);
}
height = content_get_height(gw->bw->current_content);
if (height != 0) {
pct = (fbtk_get_height(gw->browser) * 100) / height;
fbtk_set_scroll(gw->vscroll, pct);
}
}
void gui_window_set_status(struct gui_window *g, const char *text)
{
fbtk_set_text(g->status, text);
}
void gui_window_set_pointer(struct gui_window *g, gui_pointer_shape shape)
{
switch (shape) {
case GUI_POINTER_POINT:
framebuffer_set_cursor(&hand_image);
break;
case GUI_POINTER_CARET:
framebuffer_set_cursor(&caret_image);
break;
case GUI_POINTER_MENU:
framebuffer_set_cursor(&menu_image);
break;
case GUI_POINTER_PROGRESS:
framebuffer_set_cursor(&progress_image);
break;
default:
framebuffer_set_cursor(&pointer_image);
break;
}
}
void gui_window_hide_pointer(struct gui_window *g)
{
}
void gui_window_set_url(struct gui_window *g, const char *url)
{
fbtk_set_text(g->url, url);
}
static void
throbber_advance(void *pw)
{
struct gui_window *g = pw;
struct bitmap *image;
switch (g->throbber_index) {
case 0:
image = &throbber1;
g->throbber_index = 1;
break;
case 1:
image = &throbber2;
g->throbber_index = 2;
break;
case 2:
image = &throbber3;
g->throbber_index = 3;
break;
case 3:
image = &throbber4;
g->throbber_index = 4;
break;
case 4:
image = &throbber5;
g->throbber_index = 5;
break;
case 5:
image = &throbber6;
g->throbber_index = 6;
break;
case 6:
image = &throbber7;
g->throbber_index = 7;
break;
case 7:
image = &throbber8;
g->throbber_index = 0;
break;
default:
return;
}
if (g->throbber_index >= 0) {
fbtk_set_bitmap(g->throbber, image);
schedule(10, throbber_advance, g);
}
}
void gui_window_start_throbber(struct gui_window *g)
{
g->throbber_index = 0;
schedule(10, throbber_advance, g);
}
void gui_window_stop_throbber(struct gui_window *gw)
{
gw->throbber_index = -1;
fbtk_set_bitmap(gw->throbber, &throbber0);
fb_update_back_forward(gw);
}
void gui_window_place_caret(struct gui_window *g, int x, int y, int height)
{
}
void gui_window_remove_caret(struct gui_window *g)
{
}
void gui_window_new_content(struct gui_window *g)
{
}
bool gui_window_scroll_start(struct gui_window *g)
{
return true;
}
bool gui_window_box_scroll_start(struct gui_window *g,
int x0, int y0, int x1, int y1)
{
return true;
}
bool gui_window_frame_resize_start(struct gui_window *g)
{
LOG(("resize frame\n"));
return true;
}
void
gui_window_save_link(struct gui_window *g, const char *url, const char *title)
{
}
void gui_window_set_scale(struct gui_window *g, float scale)
{
LOG(("set scale\n"));
}
/**
* set favicon
*/
void
gui_window_set_icon(struct gui_window *g, hlcache_handle *icon)
{
}
/**
* set gui display of a retrieved favicon representing the search provider
* \param ico may be NULL for local calls; then access current cache from
* search_web_ico()
*/
void
gui_window_set_search_ico(hlcache_handle *ico)
{
}
struct gui_download_window *gui_download_window_create(download_context *ctx,
struct gui_window *parent)
{
return NULL;
}
nserror gui_download_window_data(struct gui_download_window *dw,
const char *data, unsigned int size)
{
return NSERROR_OK;
}
void gui_download_window_error(struct gui_download_window *dw,
const char *error_msg)
{
}
void gui_download_window_done(struct gui_download_window *dw)
{
}
void gui_drag_save_object(gui_save_type type, hlcache_handle *c,
struct gui_window *w)
{
}
void gui_drag_save_selection(struct selection *s, struct gui_window *g)
{
}
void gui_start_selection(struct gui_window *g)
{
}
void gui_paste_from_clipboard(struct gui_window *g, int x, int y)
{
}
bool gui_empty_clipboard(void)
{
return false;
}
bool gui_add_to_clipboard(const char *text, size_t length, bool space)
{
return false;
}
bool gui_commit_clipboard(void)
{
return false;
}
bool gui_copy_to_clipboard(struct selection *s)
{
return false;
}
void gui_create_form_select_menu(struct browser_window *bw,
struct form_control *control)
{
}
void gui_launch_url(const char *url)
{
}
void gui_cert_verify(const char *url, const struct ssl_cert_info *certs,
unsigned long num,
nserror (*cb)(bool proceed, void *pw), void *cbpw)
{
cb(false, cbpw);
}
/*
* Local Variables:
* c-basic-offset:8
* End:
*/
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