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d656bcc592
netsurf/riscos/window.c
Adrian Lees d656bcc592 [project @ 2005-04-13 22:02:28 by adrianl] 
Fix scrolling to tags with scaled display

svn path=/import/netsurf/; revision=1628
2005-04-13 22:02:28 +00:00

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/*
* This file is part of NetSurf, http://netsurf.sourceforge.net/
* Licensed under the GNU General Public License,
* http://www.opensource.org/licenses/gpl-license
* Copyright 2003 Phil Mellor <monkeyson@users.sourceforge.net>
* Copyright 2004 James Bursa <bursa@users.sourceforge.net>
* Copyright 2003 John M Bell <jmb202@ecs.soton.ac.uk>
* Copyright 2004 Richard Wilson <not_ginger_matt@users.sourceforge.net>
* Copyright 2004 Andrew Timmins <atimmins@blueyonder.co.uk>
*/
/** \file
* Browser window handling (implementation).
*/
#include <assert.h>
#include <math.h>
#include <stdbool.h>
#include <time.h>
#include <string.h>
#include "oslib/colourtrans.h"
#include "oslib/osbyte.h"
#include "oslib/osspriteop.h"
#include "oslib/wimp.h"
#include "oslib/wimpspriteop.h"
#include "netsurf/utils/config.h"
#include "netsurf/content/content.h"
#include "netsurf/content/url_store.h"
#include "netsurf/css/css.h"
#include "netsurf/desktop/plotters.h"
#include "netsurf/render/box.h"
#include "netsurf/render/form.h"
#include "netsurf/riscos/buffer.h"
#include "netsurf/riscos/global_history.h"
#include "netsurf/riscos/gui.h"
#include "netsurf/riscos/menus.h"
#include "netsurf/riscos/options.h"
#include "netsurf/riscos/theme.h"
#include "netsurf/riscos/thumbnail.h"
#include "netsurf/riscos/treeview.h"
#include "netsurf/riscos/url_complete.h"
#include "netsurf/riscos/wimp.h"
#include "netsurf/utils/log.h"
#include "netsurf/utils/url.h"
#include "netsurf/utils/utils.h"
#include "netsurf/utils/messages.h"
/** List of all browser windows. */
static struct gui_window *window_list = 0;
/** GUI window which is being redrawn. Valid only during redraw. */
struct gui_window *ro_gui_current_redraw_gui;
static float scale_snap_to[] = {0.10, 0.125, 0.25, 0.333, 0.5, 0.75,
1.0,
1.5, 2.0, 3.0, 4.0, 6.0, 8.0, 12.0, 16.0};
#define SCALE_SNAP_TO_SIZE (sizeof scale_snap_to) / (sizeof(float))
static void ro_gui_window_clone_options(struct browser_window *new_bw,
struct browser_window *old_bw);
/**
* Create and open a new browser window.
*
* \param bw browser_window structure to update
* \param clone the browser window to clone options from, or NULL for default
* \return gui_window, or 0 on error and error reported
*/
struct gui_window *gui_create_browser_window(struct browser_window *bw,
struct browser_window *clone)
{
int screen_width, screen_height, win_width, win_height, scroll_width;
static int window_count = 2;
wimp_window window;
wimp_window_state state;
os_error *error;
bool open_centred = true;
struct gui_window *g;
g = malloc(sizeof *g);
if (!g) {
warn_user("NoMemory", 0);
return 0;
}
g->bw = bw;
g->toolbar = 0;
g->reformat_pending = false;
g->old_width = 0;
g->old_height = 0;
strcpy(g->title, "NetSurf");
g->throbber = 0;
g->throbtime = 0;
/* Set the window position
*/
if (clone && clone->window && option_window_size_clone) {
state.w = clone->window->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
window.visible.x0 = state.visible.x0;
window.visible.x1 = state.visible.x1;
window.visible.y0 = state.visible.y0 - 48;
window.visible.y1 = state.visible.y1 - 48;
open_centred = false;
} else {
ro_gui_screen_size(&screen_width, &screen_height);
/* Check if we have a preferred position
*/
if ((option_window_screen_width != 0) &&
(option_window_screen_height != 0)) {
win_width = (option_window_width * screen_width) /
option_window_screen_width;
win_height = (option_window_height * screen_height) /
option_window_screen_height;
window.visible.x0 = (option_window_x * screen_width) /
option_window_screen_width;
window.visible.y0 = (option_window_y * screen_height) /
option_window_screen_height;
if (option_window_stagger) {
window.visible.y0 += 96 -
(48 * (window_count % 5));
}
open_centred = false;
if (win_width < 100)
win_width = 100;
if (win_height < 100)
win_height = 100;
} else {
/* Base how we define the window height/width
on the compile time options set */
#ifdef WITH_KIOSK_BROWSING
/* We're going fullscreen, forget the iconbar! */
win_width = screen_width;
win_height = screen_height;
#else
win_width = screen_width * 3 / 4;
if (1600 < win_width)
win_width = 1600;
win_height = win_width * 3 / 4;
#endif
window.visible.x0 = (screen_width - win_width) / 2;
window.visible.y0 = ((screen_height - win_height) / 2) +
96 - (48 * (window_count % 5));
}
window.visible.x1 = window.visible.x0 + win_width;
window.visible.y1 = window.visible.y0 + win_height;
}
/* Set the general window characteristics
*/
window.xscroll = 0;
window.yscroll = 0;
window.next = wimp_TOP;
/* Base how we define the window characteristics
on the compile time options set */
#ifdef WITH_KIOSK_BROWSING
window.flags = wimp_WINDOW_NEW_FORMAT |
wimp_WINDOW_VSCROLL |
wimp_WINDOW_HSCROLL |
wimp_WINDOW_IGNORE_XEXTENT |
wimp_WINDOW_IGNORE_YEXTENT |
wimp_WINDOW_SCROLL_REPEAT;
#else
window.flags = wimp_WINDOW_MOVEABLE |
wimp_WINDOW_NEW_FORMAT |
wimp_WINDOW_BACK_ICON |
wimp_WINDOW_CLOSE_ICON |
wimp_WINDOW_TITLE_ICON |
wimp_WINDOW_VSCROLL |
wimp_WINDOW_HSCROLL |
wimp_WINDOW_SIZE_ICON |
wimp_WINDOW_TOGGLE_ICON |
wimp_WINDOW_IGNORE_XEXTENT |
wimp_WINDOW_IGNORE_YEXTENT |
wimp_WINDOW_SCROLL_REPEAT;
#endif
window.title_fg = wimp_COLOUR_BLACK;
window.title_bg = wimp_COLOUR_LIGHT_GREY;
window.work_fg = wimp_COLOUR_LIGHT_GREY;
window.work_bg = wimp_COLOUR_TRANSPARENT;
window.scroll_outer = wimp_COLOUR_DARK_GREY;
window.scroll_inner = wimp_COLOUR_MID_LIGHT_GREY;
window.highlight_bg = wimp_COLOUR_CREAM;
window.extra_flags = 0;
window.extent.x0 = 0;
window.extent.y0 = window.visible.y1 - window.visible.y0;
window.extent.x1 = window.visible.x1 - window.visible.x0;
window.extent.y1 = 0;
window.title_flags = wimp_ICON_TEXT |
wimp_ICON_INDIRECTED |
wimp_ICON_HCENTRED;
window.work_flags = wimp_BUTTON_CLICK_DRAG <<
wimp_ICON_BUTTON_TYPE_SHIFT;
window.sprite_area = wimpspriteop_AREA;
window.xmin = 1;
window.ymin = 1;
window.title_data.indirected_text.text = g->title;
window.title_data.indirected_text.validation = (char *) -1;
window.title_data.indirected_text.size = 255;
window.icon_count = 0;
if (open_centred) {
scroll_width = ro_get_vscroll_width(NULL);
window.visible.x0 -= scroll_width;
}
error = xwimp_create_window(&window, &g->window);
if (error) {
LOG(("xwimp_create_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
free(g);
return 0;
}
g->prev = 0;
g->next = window_list;
if (window_list)
window_list->prev = g;
window_list = g;
window_count++;
/* Add in a toolbar
*/
g->toolbar = ro_gui_theme_create_toolbar(NULL, THEME_BROWSER_TOOLBAR);
ro_gui_theme_attach_toolbar(g->toolbar, g->window);
/* Set the window options
*/
bw->window = g;
ro_gui_window_clone_options(bw, clone);
ro_gui_prepare_navigate(g);
/* Open the window
*/
state.w = g->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return g;
}
/* Open the window at the top of the stack
*/
state.next = wimp_TOP;
ro_gui_window_open(g, (wimp_open*)&state);
/* Set the caret position to the URL bar
*/
if (g->toolbar && g->toolbar->display_url) {
error = xwimp_set_caret_position(
g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL, -1, -1, -1, 0);
ro_gui_url_complete_start(g);
} else
error = xwimp_set_caret_position(g->window,
wimp_ICON_WINDOW, -100, -100, 32, -1);
if (error) {
LOG(("xwimp_set_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return g;
}
return g;
}
/**
* Close a browser window and free any related resources.
*
* \param g gui_window to destroy
*/
void gui_window_destroy(struct gui_window *g)
{
os_error *error;
assert(g);
/* remove from list */
if (g->prev)
g->prev->next = g->next;
else
window_list = g->next;
if (g->next)
g->next->prev = g->prev;
ro_gui_theme_destroy_toolbar(g->toolbar);
/* delete window */
error = xwimp_delete_window(g->window);
if (error) {
LOG(("xwimp_delete_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
free(g);
}
/**
* Destroy all browser windows.
*/
void ro_gui_window_quit(void)
{
while (window_list)
browser_window_destroy(window_list->bw);
}
/**
* Set the title of a browser window.
*
* \param g gui_window to update
* \param title new window title, copied
*/
void gui_window_set_title(struct gui_window *g, const char *title)
{
os_error *error;
int scale_disp;
assert(g);
assert(title);
if (g->option.scale != 1.0) {
scale_disp = g->option.scale * 100;
if ((float)scale_disp != g->option.scale * 100)
snprintf(g->title, sizeof g->title, "%s (%.1f%%)", title,
g->option.scale * 100);
else
snprintf(g->title, sizeof g->title, "%s (%i%%)", title, scale_disp);
} else {
strncpy(g->title, title, sizeof g->title);
}
error = xwimp_force_redraw_title(g->window);
if (error) {
LOG(("xwimp_force_redraw_title: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Force a redraw of part of the contents of a browser window.
*
* \param g gui_window to redraw
* \param x0 rectangle to redraw
* \param y0 rectangle to redraw
* \param x1 rectangle to redraw
* \param y1 rectangle to redraw
*/
void gui_window_redraw(struct gui_window *g, int x0, int y0, int x1, int y1)
{
os_error *error;
assert(g);
error = xwimp_force_redraw(g->window, x0 * 2, -y1 * 2, x1 * 2, -y0 * 2);
if (error) {
LOG(("xwimp_force_redraw: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Redraws the content for all windows.
*/
void ro_gui_window_redraw_all(void)
{
struct gui_window *g;
for (g = window_list; g; g = g->next)
gui_window_redraw_window(g);
}
/**
* Force a redraw of the entire contents of a browser window.
*
* \param g gui_window to redraw
*/
void gui_window_redraw_window(struct gui_window *g)
{
wimp_window_info info;
os_error *error;
assert(g);
info.w = g->window;
error = xwimp_get_window_info_header_only(&info);
if (error) {
LOG(("xwimp_get_window_info_header_only: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
error = xwimp_force_redraw(g->window, info.extent.x0, info.extent.y0,
info.extent.x1, info.extent.y1);
if (error) {
LOG(("xwimp_force_redraw: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Handle a Redraw_Window_Request for a browser window.
*/
void ro_gui_window_redraw(struct gui_window *g, wimp_draw *redraw)
{
osbool more;
bool clear_background = false;
bool clear_partial = false;
float scale = 1;
struct content *c = g->bw->current_content;
int clip_x0, clip_y0, clip_x1, clip_y1;
int content_y1, content_x1;
os_error *error;
osspriteop_area *area;
osspriteop_header *header;
/* Handle no content quickly
*/
if (!c) {
ro_gui_user_redraw(redraw, true, os_COLOUR_WHITE);
return;
}
plot = ro_plotters;
ro_plot_set_scale(g->option.scale);
ro_gui_current_redraw_gui = g;
/* We should clear the background, except for HTML.
*/
switch (c->type) {
case CONTENT_HTML:
break;
case CONTENT_CSS:
case CONTENT_TEXTPLAIN:
#ifdef WITH_JPEG
case CONTENT_JPEG:
#endif
clear_partial = true;
clear_background = true;
scale = g->option.scale;
break;
#ifdef WITH_SPRITE
case CONTENT_SPRITE:
area = (osspriteop_area *)c->data.sprite.data;
header = (osspriteop_header *)((char*)area + area->first);
clear_partial = (header->image) == (header->mask);
#endif
#ifdef WITH_GIF
case CONTENT_GIF:
#endif
#ifdef WITH_MNG
case CONTENT_JNG:
case CONTENT_MNG:
case CONTENT_PNG:
#endif
if (c->bitmap)
clear_partial = bitmap_get_opaque(c->bitmap);
default:
clear_background = true;
scale = g->option.scale;
break;
}
error = xwimp_redraw_window(redraw, &more);
if (error) {
LOG(("xwimp_redraw_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
while (more) {
ro_plot_origin_x = redraw->box.x0 - redraw->xscroll;
ro_plot_origin_y = redraw->box.y1 - redraw->yscroll;
clip_x0 = (redraw->clip.x0 - ro_plot_origin_x) / 2;
clip_y0 = (ro_plot_origin_y - redraw->clip.y1) / 2;
clip_x1 = (redraw->clip.x1 - ro_plot_origin_x) / 2;
clip_y1 = (ro_plot_origin_y - redraw->clip.y0) / 2;
if (ro_gui_current_redraw_gui->option.buffer_everything)
ro_gui_buffer_open(redraw);
if (clear_background) {
error = xcolourtrans_set_gcol(os_COLOUR_WHITE,
colourtrans_SET_BG,
os_ACTION_OVERWRITE, 0, 0);
if (error) {
LOG(("xcolourtrans_set_gcol: 0x%x: %s",
error->errnum, error->errmess));
warn_user("MiscError", error->errmess);
}
if (clear_partial) {
content_x1 = ro_plot_origin_x + c->width * 2 * scale;
content_y1 = ro_plot_origin_y - c->height * 2 * scale;
if (content_y1 > redraw->clip.y0) {
xos_plot(os_MOVE_TO,
ro_plot_origin_x,
content_y1);
xos_plot(os_PLOT_BG_TO | os_PLOT_RECTANGLE,
redraw->clip.x1,
redraw->clip.y0);
}
if (content_x1 < redraw->clip.x1) {
xos_plot(os_MOVE_TO,
content_x1,
ro_plot_origin_y);
xos_plot(os_PLOT_BG_TO | os_PLOT_RECTANGLE,
redraw->clip.x1,
content_y1);
}
} else {
os_clg();
}
}
content_redraw(c, 0, 0,
c->width * scale, c->height * scale,
clip_x0, clip_y0, clip_x1, clip_y1,
g->option.scale,
0xFFFFFF);
if (ro_gui_current_redraw_gui->option.buffer_everything)
ro_gui_buffer_close();
error = xwimp_get_rectangle(redraw, &more);
/* RISC OS 3.7 returns an error here if enough buffer was
claimed to cause a new dynamic area to be created. It
doesn't actually stop anything working, so we mask it out
for now until a better fix is found. This appears to be a
bug in RISC OS. */
if (error && !(ro_gui_current_redraw_gui->
option.buffer_everything &&
error->errnum == error_WIMP_GET_RECT)) {
LOG(("xwimp_get_rectangle: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
ro_gui_current_redraw_gui = NULL;
return;
}
}
ro_gui_current_redraw_gui = NULL;
}
/**
* Redraw an area of a window.
*
* \param g gui_window
* \param data content_msg_data union with filled in redraw data
*/
void gui_window_update_box(struct gui_window *g,
const union content_msg_data *data)
{
struct content *c = g->bw->current_content;
osbool more;
bool clear_background = false;
bool use_buffer;
wimp_draw update;
int clip_x0, clip_y0, clip_x1, clip_y1;
os_error *error;
/* in some cases an update can be triggered before a content has fully
* loaded, so current_content is 0 */
if (!c)
return;
update.w = g->window;
update.box.x0 = floorf(data->redraw.x * 2 * g->option.scale);
update.box.y0 = -ceilf((data->redraw.y + data->redraw.height) * 2 *
g->option.scale);
update.box.x1 = ceilf((data->redraw.x + data->redraw.width) * 2 *
g->option.scale) + 1;
update.box.y1 = -floorf(data->redraw.y * 2 * g->option.scale) + 1;
error = xwimp_update_window(&update, &more);
if (error) {
LOG(("xwimp_update_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
/* Set the current redraw gui_window to get options from
*/
ro_gui_current_redraw_gui = g;
use_buffer = (data->redraw.full_redraw) &&
(g->option.buffer_everything || g->option.buffer_animations);
plot = ro_plotters;
ro_plot_origin_x = update.box.x0 - update.xscroll;
ro_plot_origin_y = update.box.y1 - update.yscroll;
ro_plot_set_scale(g->option.scale);
/* We should clear the background, except for HTML.
*/
if (c->type != CONTENT_HTML)
clear_background = true;
while (more) {
clip_x0 = (update.clip.x0 - ro_plot_origin_x) / 2;
clip_y0 = (ro_plot_origin_y - update.clip.y1) / 2;
clip_x1 = (update.clip.x1 - ro_plot_origin_x) / 2;
clip_y1 = (ro_plot_origin_y - update.clip.y0) / 2;
if (use_buffer)
ro_gui_buffer_open(&update);
if (data->redraw.full_redraw) {
if (clear_background) {
error = xcolourtrans_set_gcol(os_COLOUR_WHITE,
colourtrans_SET_BG,
os_ACTION_OVERWRITE, 0, 0);
if (error) {
LOG(("xcolourtrans_set_gcol: 0x%x: %s",
error->errnum,
error->errmess));
warn_user("MiscError", error->errmess);
}
os_clg();
}
content_redraw(c, 0, 0,
c->width, c->height,
clip_x0, clip_y0, clip_x1, clip_y1,
g->option.scale,
0xFFFFFF);
} else {
assert(data->redraw.object);
content_redraw(data->redraw.object,
floorf(data->redraw.object_x *
g->option.scale),
ceilf(data->redraw.object_y *
g->option.scale),
data->redraw.object_width *
g->option.scale,
data->redraw.object_height *
g->option.scale,
clip_x0, clip_y0, clip_x1, clip_y1,
g->option.scale,
0xFFFFFF);
}
if (use_buffer)
ro_gui_buffer_close();
error = xwimp_get_rectangle(&update, &more);
/* RISC OS 3.7 returns an error here if enough buffer was
claimed to cause a new dynamic area to be created. It
doesn't actually stop anything working, so we mask it out
for now until a better fix is found. This appears to be a
bug in RISC OS. */
if (error && !(use_buffer &&
error->errnum == error_WIMP_GET_RECT)) {
LOG(("xwimp_get_rectangle: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
ro_gui_current_redraw_gui = NULL;
return;
}
}
/* Reset the current redraw gui_window to prevent thumbnails from
retaining options
*/
ro_gui_current_redraw_gui = NULL;
}
/**
* Set the scroll position of a browser window.
*
* \param g gui_window to scroll
* \param sx point to place at top-left of window
* \param sy point to place at top-left of window
*/
void gui_window_set_scroll(struct gui_window *g, int sx, int sy)
{
wimp_window_state state;
os_error *error;
assert(g);
state.w = g->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
state.xscroll = sx * 2 * g->option.scale;
state.yscroll = -sy * 2 * g->option.scale;
if (g->toolbar)
state.yscroll += ro_gui_theme_toolbar_full_height(g->toolbar);
ro_gui_window_open(g, (wimp_open *) &state);
}
/**
* Find the current width of a browser window.
*
* \param g gui_window to measure
* \return width of window
*/
int gui_window_get_width(struct gui_window *g)
{
wimp_window_state state;
os_error *error;
state.w = g->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return 800;
}
return (state.visible.x1 - state.visible.x0) / 2 / g->option.scale;
}
/**
* Set the extent of the inside of a browser window.
*
* \param g gui_window to resize
* \param width new extent
* \param height new extent
*/
void gui_window_set_extent(struct gui_window *g, int width, int height)
{
os_box extent = { 0, 0, 0, 0 };
wimp_window_state state;
int toolbar_height = 0;
os_error *error;
width *= 2 * g->option.scale;
height *= 2 * g->option.scale;
state.w = g->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
/* account for toolbar height, if present */
if (g->toolbar)
toolbar_height = ro_gui_theme_toolbar_full_height(g->toolbar);
if (width < state.visible.x1 - state.visible.x0)
width = state.visible.x1 - state.visible.x0;
if (height < state.visible.y1 - state.visible.y0 - toolbar_height)
height = state.visible.y1 - state.visible.y0 - toolbar_height;
extent.y0 = -height;
extent.x1 = width;
extent.y1 = toolbar_height;
error = xwimp_set_extent(g->window, &extent);
if (error) {
LOG(("xwimp_set_extent: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
error = xwimp_open_window((wimp_open *) &state);
if (error) {
LOG(("xwimp_open_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Set the status bar of a browser window.
*
* \param g gui_window to update
* \param text new status text
*/
void gui_window_set_status(struct gui_window *g, const char *text)
{
if ((!g->toolbar) || (!g->toolbar->status_handle))
return;
ro_gui_set_icon_string(g->toolbar->status_handle,
ICON_STATUS_TEXT, text);
}
/**
* Set the contents of a window's address bar.
*
* \param g gui_window to update
* \param url new url for address bar
*/
void gui_window_set_url(struct gui_window *g, const char *url)
{
wimp_caret caret;
os_error *error;
char *toolbar_url;
if (!g->toolbar)
return;
ro_gui_set_icon_string(g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL, url);
/* if the caret is in the address bar, move it to the end */
error = xwimp_get_caret_position(&caret);
if (error) {
LOG(("xwimp_get_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
if (!(caret.w == g->toolbar->toolbar_handle &&
caret.i == ICON_TOOLBAR_URL))
return;
toolbar_url = ro_gui_get_icon_string(g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL);
error = xwimp_set_caret_position(g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL, 0, 0, -1, (int)strlen(toolbar_url));
if (error) {
LOG(("xwimp_set_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
ro_gui_url_complete_start(g);
}
/**
* Forces all windows to be set to the current theme
*
* /param g the gui window to update
*/
void ro_gui_window_update_theme(void) {
int height;
struct gui_window *g;
for (g = window_list; g; g = g->next) {
if (g->toolbar) {
height = ro_gui_theme_toolbar_height(g->toolbar);
if (g->toolbar->editor)
if (!ro_gui_theme_update_toolbar(NULL, g->toolbar->editor))
g->toolbar->editor = NULL;
if (!ro_gui_theme_update_toolbar(NULL, g->toolbar)) {
ro_gui_theme_destroy_toolbar(g->toolbar);
g->toolbar = NULL;
if (height != 0)
ro_gui_window_update_dimensions(g, height);
} else {
if (height != (ro_gui_theme_toolbar_height(g->toolbar)))
ro_gui_window_update_dimensions(g, height -
ro_gui_theme_toolbar_height(g->toolbar));
}
ro_gui_theme_toolbar_editor_sync(g->toolbar);
}
}
if ((hotlist_tree) && (hotlist_tree->toolbar)) {
if (hotlist_tree->toolbar->editor)
if (!ro_gui_theme_update_toolbar(NULL, hotlist_tree->toolbar->editor))
hotlist_tree->toolbar->editor = NULL;
if (!ro_gui_theme_update_toolbar(NULL, hotlist_tree->toolbar)) {
ro_gui_theme_destroy_toolbar(hotlist_tree->toolbar);
hotlist_tree->toolbar = NULL;
}
ro_gui_theme_toolbar_editor_sync(hotlist_tree->toolbar);
ro_gui_theme_attach_toolbar(hotlist_tree->toolbar,
(wimp_w)hotlist_tree->handle);
xwimp_force_redraw((wimp_w)hotlist_tree->handle,
0, -16384, 16384, 16384);
}
if ((global_history_tree) && (global_history_tree->toolbar)) {
if (global_history_tree->toolbar->editor)
if (!ro_gui_theme_update_toolbar(NULL,
global_history_tree->toolbar->editor))
global_history_tree->toolbar->editor = NULL;
if (!ro_gui_theme_update_toolbar(NULL, global_history_tree->toolbar)) {
ro_gui_theme_destroy_toolbar(global_history_tree->toolbar);
global_history_tree->toolbar = NULL;
}
ro_gui_theme_toolbar_editor_sync(global_history_tree->toolbar);
ro_gui_theme_attach_toolbar(global_history_tree->toolbar,
(wimp_w)global_history_tree->handle);
xwimp_force_redraw((wimp_w)global_history_tree->handle,
0, -16384, 16384, 16384);
}
}
/**
* Forces the windows extent to be updated
*
* /param g the gui window to update
* /param yscroll an amount to scroll the vertical scroll bar by
*/
void ro_gui_window_update_dimensions(struct gui_window *g, int yscroll) {
os_error *error;
wimp_window_state state;
if (!g) return;
state.w = g->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
state.yscroll -= yscroll;
g->old_height = -1;
ro_gui_window_open(g, (wimp_open *)&state);
/* gui_window_redraw_window(g); */
}
/**
* Open a window using the given wimp_open, handling toolbars and resizing.
*/
void ro_gui_window_open(struct gui_window *g, wimp_open *open)
{
int width = open->visible.x1 - open->visible.x0;
int height = open->visible.y1 - open->visible.y0;
int toolbar_height = 0;
struct content *content;
wimp_window_state state;
bool toggle_hack = false;
int screen_height, screen_width;
os_error *error;
int key_down = 0;
int inset = 0;
content = g->bw->current_content;
/* check for toggle to full size so we can force to full height for short contents */
state.w = g->window;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
if ((state.flags & wimp_WINDOW_TOGGLED) && // bit 19
(state.flags & wimp_WINDOW_BOUNDED_ONCE) && // bit 21
!(state.flags & wimp_WINDOW_FULL_SIZE)) { // not bit 18
ro_gui_screen_size(&screen_width, &screen_height);
/* i can see no way of easily discovering if we were the result of a shift-
* toggle as wimp_WINDOW_PARTIAL_SIZE does not seem to be what we need. As
* such we do the really horrible thing of testing for Shift directly and
* decreasing the value accordingly. Yuck. */
xosbyte1(osbyte_SCAN_KEYBOARD, 0 ^ 0x80, 0, &key_down);
if (key_down != 0)
inset = 160 + ro_get_hscroll_height(0);
if ((content->height * 2 * g->option.scale) < screen_height - inset) {
open->visible.y0 = inset;
open->visible.y1 = screen_height;
height = screen_height - inset;
toggle_hack = true;
}
}
/* account for toolbar height, if present */
if (g->toolbar)
toolbar_height = ro_gui_theme_toolbar_full_height(g->toolbar);
height -= toolbar_height;
/* The height should be no less than the content height
*/
if (content && height < content->height * 2 * g->option.scale)
height = content->height * 2 * g->option.scale;
/* change extent if necessary */
if (g->old_width != width || g->old_height != height) {
if (content && g->old_width != width) {
g->reformat_pending = true;
gui_reformat_pending = true;
}
g->old_width = width;
g->old_height = height;
if (content && width < content->width * 2 * g->option.scale)
width = content->width * 2 * g->option.scale;
os_box extent = { 0, -height, width, toolbar_height };
error = xwimp_set_extent(g->window, &extent);
if (error) {
LOG(("xwimp_set_extent: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
}
/* first resize stops any flickering by making the URL window on top */
ro_gui_url_complete_resize(g, open);
error = xwimp_open_window(open);
if (error) {
LOG(("xwimp_open_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
/* update extent to actual size if toggled */
if (toggle_hack) {
width = open->visible.x1 - open->visible.x0;
height = open->visible.y1 - open->visible.y0 - toolbar_height;
if (content && height < content->height * 2 * g->option.scale)
height = content->height * 2 * g->option.scale;
{
os_box extent = { 0, -height, width, toolbar_height };
error = xwimp_set_extent(g->window, &extent);
if (error) {
LOG(("xwimp_set_extent: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
}
g->old_width = width;
g->old_height = height;
}
if (g->toolbar) {
ro_gui_theme_process_toolbar(g->toolbar, -1);
/* second resize updates to the new URL bar width */
ro_gui_url_complete_resize(g, open);
}
}
/**
* Animate the "throbbers" of all browser windows.
*/
void ro_gui_throb(void)
{
os_t t;
struct gui_window *g;
char throb_buf[12];
xos_read_monotonic_time(&t);
for (g = window_list; g; g = g->next) {
if (!g->bw->throbbing || !g->toolbar || !g->toolbar->display_throbber ||
!g->toolbar->descriptor ||!g->toolbar->descriptor->theme ||
(t < g->throbtime + 10))
continue;
g->throbtime = t;
g->throbber++;
if (g->toolbar->descriptor->theme->throbber_frames < g->throbber)
g->throbber = 1;
sprintf(throb_buf, "throbber%i", g->throbber);
ro_gui_set_icon_string(g->toolbar->toolbar_handle,
ICON_TOOLBAR_THROBBER, throb_buf);
if (g->toolbar->descriptor->throbber_redraw)
ro_gui_force_redraw_icon(g->toolbar->toolbar_handle,
ICON_TOOLBAR_THROBBER);
}
}
/**
* Convert a RISC OS window handle to a gui_window.
*
* \param w RISC OS window handle
* \return pointer to a structure if found, 0 otherwise
*/
struct gui_window *ro_gui_window_lookup(wimp_w window)
{
struct gui_window *g;
for (g = window_list; g; g = g->next)
if (g->window == window)
return g;
return 0;
}
/**
* Convert a toolbar RISC OS window handle to a gui_window.
*
* \param w RISC OS window handle of a toolbar
* \return pointer to a structure if found, 0 otherwise
*/
struct gui_window *ro_gui_toolbar_lookup(wimp_w window)
{
struct gui_window *g;
for (g = window_list; g; g = g->next) {
if ((g->toolbar) && ((g->toolbar->toolbar_handle == window) ||
((g->toolbar->editor) &&
(g->toolbar->editor->toolbar_handle == window))))
return g;
}
return 0;
}
/**
* Convert a status bar RISC OS window handle to a gui_window.
*
* \param w RISC OS window handle of a status bar
* \return pointer to a structure if found, 0 otherwise
*/
struct gui_window *ro_gui_status_lookup(wimp_w window)
{
struct gui_window *g;
for (g = window_list; g; g = g->next)
if (g->toolbar && g->toolbar->status_handle == window)
return g;
return 0;
}
/**
* Handle pointer movements in a browser window.
*
* \param g browser window that the pointer is in
* \param pointer new mouse position
*/
void ro_gui_window_mouse_at(struct gui_window *g, wimp_pointer *pointer)
{
int x, y;
wimp_window_state state;
os_error *error;
assert(g);
state.w = pointer->w;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
x = window_x_units(pointer->pos.x, &state) / 2 / g->option.scale;
y = -window_y_units(pointer->pos.y, &state) / 2 / g->option.scale;
if (pointer->buttons)
browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG, x, y);
else
browser_window_mouse_click(g->bw, BROWSER_MOUSE_HOVER, x, y);
}
/**
* Process Mouse_Click events in a toolbar.
*/
void ro_gui_toolbar_click(struct gui_window *g, wimp_pointer *pointer)
{
/* try to close url-completion */
ro_gui_url_complete_close(g, pointer->i);
/* Handle Menu clicks
*/
if (pointer->buttons == wimp_CLICK_MENU) {
ro_gui_menu_create(browser_toolbar_menu, pointer->pos.x,
pointer->pos.y, g->window);
return;
}
/* Handle toolbar edits
*/
if ((g->toolbar->editor) && (pointer->i < ICON_TOOLBAR_URL)) {
ro_gui_theme_toolbar_editor_click(g->toolbar, pointer);
return;
}
/* Handle the buttons appropriately
*/
switch (pointer->i) {
case ICON_TOOLBAR_BACK:
ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_BACK, true);
break;
case ICON_TOOLBAR_FORWARD:
ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_FORWARD, true);
break;
case ICON_TOOLBAR_STOP:
ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_STOP, true);
break;
case ICON_TOOLBAR_RELOAD:
if (pointer->buttons == wimp_CLICK_SELECT)
ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_RELOAD, true);
else if (pointer->buttons == wimp_CLICK_ADJUST)
ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_RELOAD_ALL, true);
break;
case ICON_TOOLBAR_HISTORY:
if (pointer->buttons == wimp_CLICK_SELECT)
ro_gui_menu_handle_action(g->window,
HISTORY_SHOW_LOCAL, true);
else
ro_gui_menu_handle_action(g->window,
HISTORY_SHOW_GLOBAL, true);
break;
case ICON_TOOLBAR_HOME:
ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_HOME, true);
break;
#ifdef WITH_SEARCH
case ICON_TOOLBAR_SEARCH:
ro_gui_menu_handle_action(g->window,
BROWSER_FIND_TEXT, true);
break;
#endif
case ICON_TOOLBAR_SCALE:
ro_gui_menu_handle_action(g->window,
BROWSER_SCALE_VIEW, true);
break;
case ICON_TOOLBAR_BOOKMARK:
if (pointer->buttons == wimp_CLICK_ADJUST)
ro_gui_menu_handle_action(g->window,
HOTLIST_ADD_URL, true);
else
ro_gui_menu_handle_action(g->window,
HOTLIST_SHOW, true);
break;
case ICON_TOOLBAR_SAVE:
if (pointer->buttons == wimp_CLICK_ADJUST)
ro_gui_menu_handle_action(g->window,
BROWSER_SAVE_COMPLETE, true);
else
ro_gui_menu_handle_action(g->window,
BROWSER_SAVE, true);
break;
case ICON_TOOLBAR_PRINT:
ro_gui_menu_handle_action(g->window,
BROWSER_PRINT, true);
break;
case ICON_TOOLBAR_URL:
ro_gui_url_complete_start(g);
break;
case ICON_TOOLBAR_SUGGEST:
ro_gui_popup_menu(url_suggest_menu,
g->toolbar->toolbar_handle,
ICON_TOOLBAR_SUGGEST);
break;
}
}
/**
* Handle Mouse_Click events in the status bar.
*
* \param g browser window that owns the status bar
* \param pointer details of mouse click
*/
void ro_gui_status_click(struct gui_window *g, wimp_pointer *pointer)
{
wimp_drag drag;
os_error *error;
switch (pointer->i) {
case ICON_STATUS_RESIZE:
gui_current_drag_type = GUI_DRAG_STATUS_RESIZE;
drag.w = g->toolbar->status_handle;
drag.type = wimp_DRAG_SYSTEM_SIZE;
drag.initial.x0 = pointer->pos.x;
drag.initial.x1 = pointer->pos.x;
drag.initial.y0 = pointer->pos.y;
drag.initial.y1 = pointer->pos.y;
error = xwimp_drag_box(&drag);
if (error) {
LOG(("xwimp_drag_box: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
break;
}
}
/**
* Handle Mouse_Click events in a browser window.
*
* \param g browser window
* \param pointer details of mouse click
*/
void ro_gui_window_click(struct gui_window *g, wimp_pointer *pointer)
{
int x, y, shift;
wimp_window_state state;
os_error *error;
assert(g);
/* try to close url-completion */
ro_gui_url_complete_close(g, pointer->i);
xosbyte1(osbyte_SCAN_KEYBOARD, 0 ^ 0x80, 0, &shift);
state.w = pointer->w;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s", error->errnum,
error->errmess));
warn_user("WimpError", error->errmess);
return;
}
x = window_x_units(pointer->pos.x, &state) / 2 / g->option.scale;
y = -window_y_units(pointer->pos.y, &state) / 2 / g->option.scale;
/* set input focus */
if (pointer->buttons == wimp_CLICK_SELECT ||
pointer->buttons == wimp_CLICK_ADJUST) {
error = xwimp_set_caret_position(state.w, -1,
-100, -100, 32, -1);
if (error) {
LOG(("xwimp_set_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
}
if (pointer->buttons == wimp_CLICK_MENU)
ro_gui_menu_create(browser_menu, pointer->pos.x,
pointer->pos.y, pointer->w);
else if (pointer->buttons == wimp_CLICK_SELECT)
browser_window_mouse_click(g->bw,
(shift == 0xff) ? BROWSER_MOUSE_CLICK_1_MOD
: BROWSER_MOUSE_CLICK_1, x, y);
else if (pointer->buttons == wimp_CLICK_ADJUST)
browser_window_mouse_click(g->bw,
(shift == 0xff) ? BROWSER_MOUSE_CLICK_2_MOD
: BROWSER_MOUSE_CLICK_2, x, y);
}
/**
* Update the interface to reflect start of page loading.
*
* \param g window with start of load
*/
void gui_window_start_throbber(struct gui_window *g)
{
ro_gui_menu_objects_moved();
ro_gui_prepare_navigate(g);
xos_read_monotonic_time(&g->throbtime);
g->throbber = 0;
}
/**
* Update the interface to reflect page loading stopped.
*
* \param g window with start of load
*/
void gui_window_stop_throbber(struct gui_window *g)
{
char throb_buf[12];
ro_gui_prepare_navigate(g);
g->throbber = 0;
if (g->toolbar) {
strcpy(throb_buf, "throbber0");
ro_gui_set_icon_string(g->toolbar->toolbar_handle,
ICON_TOOLBAR_THROBBER, throb_buf);
if ((g->toolbar->descriptor) && (g->toolbar->descriptor->throbber_redraw))
ro_gui_force_redraw_icon(g->toolbar->toolbar_handle,
ICON_TOOLBAR_THROBBER);
}
}
/**
* Place the caret in a browser window.
*
* \param g window with caret
* \param x coordinates of caret
* \param y coordinates of caret
* \param height height of caret
*/
void gui_window_place_caret(struct gui_window *g, int x, int y, int height)
{
os_error *error;
error = xwimp_set_caret_position(g->window, -1,
x * 2 * g->option.scale,
-(y + height) * 2 * g->option.scale,
height * 2 * g->option.scale, -1);
if (error) {
LOG(("xwimp_set_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Remove the caret, if present.
*
* \param g window with caret
*/
void gui_window_remove_caret(struct gui_window *g)
{
wimp_caret caret;
os_error *error;
error = xwimp_get_caret_position(&caret);
if (error) {
LOG(("xwimp_get_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
if (caret.w != g->window)
/* we don't have the caret: do nothing */
return;
/* hide caret, but keep input focus */
error = xwimp_set_caret_position(g->window, -1,
-100, -100, 32, -1);
if (error) {
LOG(("xwimp_set_caret_position: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
}
/**
* Process Key_Pressed events in a browser window.
*/
bool ro_gui_window_keypress(struct gui_window *g, int key, bool toolbar)
{
struct content *content = g->bw->current_content;
wimp_window_state state;
int y;
char *url;
char *toolbar_url;
os_error *error;
wimp_pointer pointer;
url_func_result res;
float old_scale;
error = xwimp_get_pointer_info(&pointer);
if (error) {
LOG(("xwimp_get_pointer_info: 0x%x: %s\n",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return false;
}
/* First send the key to the browser window, eg. form fields. */
if (!toolbar) {
wchar_t c = (wchar_t)key;
/* Munge cursor keys into unused control chars */
/* We can't map on to any of: 3,8,10,13,17,18,21,22,23 or 24
* That leaves 1,2,4-7,11,12,14-16,18-20,25-31 and 129-159
*/
if (c == 394) c = 9; /* Tab */
else if (c == 410) c = 11; /* Shift+Tab */
else if (c == 428) c = 26; /* Ctrl+Left */
else if (c == 429) c = 27; /* Ctrl+Right*/
else if (c == 396) c = 29; /* Left */
else if (c == 397) c = 28; /* Right */
else if (c == 398) c = 31; /* Down */
else if (c == 399) c = 30; /* Up */
if (c < 256)
if (browser_window_key_press(g->bw, c))
return true;
}
switch (key) {
case wimp_KEY_F1: /* Help. */
return ro_gui_menu_handle_action(g->window,
HELP_OPEN_CONTENTS, false);
case wimp_KEY_CONTROL + wimp_KEY_F1:
return ro_gui_menu_handle_action(g->window,
BROWSER_PAGE_INFO, false);
case wimp_KEY_F2:
if (!g->toolbar)
return false;
ro_gui_url_complete_close(NULL, 0);
ro_gui_set_icon_string(g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL, "www.");
xwimp_set_caret_position(g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL, 0, 0, -1, 4);
ro_gui_url_complete_start(g);
ro_gui_url_complete_keypress(g, wimp_KEY_DOWN);
return true;
case wimp_KEY_CONTROL + wimp_KEY_F2: /* Close window. */
ro_gui_url_complete_close(NULL, 0);
browser_window_destroy(g->bw);
return true;
case wimp_KEY_F3:
return ro_gui_menu_handle_action(g->window,
BROWSER_SAVE, false);
case wimp_KEY_CONTROL + wimp_KEY_F3:
return ro_gui_menu_handle_action(g->window,
BROWSER_EXPORT_TEXT, false);
case wimp_KEY_SHIFT + wimp_KEY_F3:
return ro_gui_menu_handle_action(g->window,
BROWSER_SAVE_COMPLETE, false);
case wimp_KEY_CONTROL + wimp_KEY_SHIFT + wimp_KEY_F3:
return ro_gui_menu_handle_action(g->window,
BROWSER_EXPORT_DRAW, false);
#ifdef WITH_SEARCH
case wimp_KEY_F4: /* Search */
return ro_gui_menu_handle_action(g->window,
BROWSER_FIND_TEXT, false);
#endif
case wimp_KEY_F5: /* Reload */
return ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_RELOAD, false);
case wimp_KEY_CONTROL + wimp_KEY_F5: /* Full reload */
return ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_RELOAD_ALL, false);
case wimp_KEY_F6: /* Hotlist */
return ro_gui_menu_handle_action(g->window,
HOTLIST_SHOW, false);
case wimp_KEY_F7: /* Show local history */
return ro_gui_menu_handle_action(g->window,
HISTORY_SHOW_LOCAL, false);
case wimp_KEY_CONTROL + wimp_KEY_F7: /* Show global history */
return ro_gui_menu_handle_action(g->window,
HISTORY_SHOW_GLOBAL, false);
case wimp_KEY_F8: /* View source */
ro_gui_view_source(content);
return true;
case wimp_KEY_F9: /* Dump content for debugging. */
switch (content->type) {
case CONTENT_HTML:
box_dump(content->data.html.layout, 0);
break;
case CONTENT_CSS:
css_dump_stylesheet(content->data.css.css);
break;
default:
break;
}
return true;
case wimp_KEY_CONTROL + wimp_KEY_F9: /* Dump url_store. */
url_store_dump();
return true;
case wimp_KEY_F11: /* Zoom */
return ro_gui_menu_handle_action(g->window,
BROWSER_SCALE_VIEW, false);
case wimp_KEY_SHIFT + wimp_KEY_F11: /* Toggle display of box outlines. */
html_redraw_debug = !html_redraw_debug;
gui_window_redraw_window(g);
return true;
case wimp_KEY_RETURN:
if (!toolbar)
break;
ro_gui_url_complete_close(NULL, 0);
toolbar_url = ro_gui_get_icon_string(g->toolbar->toolbar_handle,
ICON_TOOLBAR_URL);
res = url_normalize(toolbar_url, &url);
if (res == URL_FUNC_OK) {
gui_window_set_url(g, url);
browser_window_go(g->bw, url, 0);
global_history_add_recent(url);
free(url);
}
return true;
case wimp_KEY_ESCAPE:
if (ro_gui_url_complete_close(NULL, 0)) {
ro_gui_url_complete_start(g);
return true;
}
return ro_gui_menu_handle_action(g->window,
BROWSER_NAVIGATE_STOP, false);
case 14: /* CTRL+N */
return ro_gui_menu_handle_action(g->window,
BROWSER_NEW_WINDOW, false);
case 17: /* CTRL+Q (Zoom out) */
case 23: /* CTRL+W (Zoom in) */
if (!content)
break;
old_scale = g->option.scale;
if (key == 17) {
for (int i = SCALE_SNAP_TO_SIZE - 1; i >= 0; i--)
if (scale_snap_to[i] < old_scale) {
g->option.scale = scale_snap_to[i];
break;
}
} else {
for (unsigned int i = 0; i < SCALE_SNAP_TO_SIZE; i++)
if (scale_snap_to[i] > old_scale) {
g->option.scale = scale_snap_to[i];
break;
}
}
if (g->option.scale < scale_snap_to[0])
g->option.scale = scale_snap_to[0];
if (g->option.scale > scale_snap_to[SCALE_SNAP_TO_SIZE - 1])
g->option.scale =
scale_snap_to[SCALE_SNAP_TO_SIZE - 1];
if (old_scale != g->option.scale) {
g->reformat_pending = true;
if ((content) && (content->type != CONTENT_HTML))
browser_window_update(g->bw, false);
gui_reformat_pending = true;
}
return true;
#ifdef WITH_PRINT
case wimp_KEY_PRINT:
return ro_gui_menu_handle_action(g->window,
BROWSER_PRINT, false);
#endif
case wimp_KEY_UP:
case wimp_KEY_DOWN:
case wimp_KEY_PAGE_UP:
case wimp_KEY_PAGE_DOWN:
case wimp_KEY_CONTROL | wimp_KEY_UP:
case wimp_KEY_CONTROL | wimp_KEY_DOWN:
if (toolbar)
return ro_gui_url_complete_keypress(g, key);
break;
default:
if (toolbar)
return ro_gui_url_complete_keypress(g, key);
return false;
}
state.w = g->window;
wimp_get_window_state(&state);
y = state.visible.y1 - state.visible.y0 - 32;
if (g->toolbar)
y -= ro_gui_theme_toolbar_full_height(g->toolbar);
switch (key) {
case wimp_KEY_UP:
state.yscroll += 32;
break;
case wimp_KEY_DOWN:
state.yscroll -= 32;
break;
case wimp_KEY_PAGE_UP:
state.yscroll += y;
break;
case wimp_KEY_PAGE_DOWN:
state.yscroll -= y;
break;
case wimp_KEY_CONTROL | wimp_KEY_UP:
state.yscroll = 1000;
break;
case wimp_KEY_CONTROL | wimp_KEY_DOWN:
state.yscroll = -0x10000000;
break;
}
wimp_open_window((wimp_open *) &state);
return true;
}
/**
* Process Scroll_Request events.
*/
void ro_gui_scroll_request(wimp_scroll *scroll)
{
int x, y;
struct gui_window *g = ro_gui_window_lookup(scroll->w);
if (!g)
return;
x = scroll->visible.x1 - scroll->visible.x0 - 32;
y = scroll->visible.y1 - scroll->visible.y0 - 32;
if (g->toolbar)
y -= ro_gui_theme_toolbar_full_height(g->toolbar);
switch (scroll->xmin) {
case wimp_SCROLL_PAGE_LEFT:
scroll->xscroll -= x;
break;
case wimp_SCROLL_COLUMN_LEFT:
scroll->xscroll -= 32;
break;
case wimp_SCROLL_COLUMN_RIGHT:
scroll->xscroll += 32;
break;
case wimp_SCROLL_PAGE_RIGHT:
scroll->xscroll += x;
break;
default:
break;
}
switch (scroll->ymin) {
case wimp_SCROLL_PAGE_UP:
scroll->yscroll += y;
break;
case wimp_SCROLL_LINE_UP:
scroll->yscroll += 32;
break;
case wimp_SCROLL_LINE_DOWN:
scroll->yscroll -= 32;
break;
case wimp_SCROLL_PAGE_DOWN:
scroll->yscroll -= y;
break;
default:
break;
}
wimp_open_window((wimp_open *) scroll);
}
/**
* Convert x from screen to window coordinates.
*
* \param x x coordinate / os units
* \param state window state
* \return x coordinate in window / os units
*/
//#define window_x_units(x, state) (x - (state->visible.x0 - state->xscroll))
int window_x_units(int x, wimp_window_state *state) {
return x - (state->visible.x0 - state->xscroll);
}
/**
* Convert y from screen to window coordinates.
*
* \param y y coordinate / os units
* \param state window state
* \return y coordinate in window / os units
*/
//#define window_y_units(y, state) (y - (state->visible.y1 - state->yscroll))
int window_y_units(int y, wimp_window_state *state) {
return y - (state->visible.y1 - state->yscroll);
}
/**
* Handle Message_DataLoad (file dragged in) for a window.
*
* \param g window
* \param message Message_DataLoad block
* \return true if the load was processed
*
* If the file was dragged into a form file input, it is used as the value.
*/
bool ro_gui_window_dataload(struct gui_window *g, wimp_message *message)
{
int box_x = 0, box_y = 0;
int x, y;
struct box *box;
struct box *file_box = 0;
struct browser_window *bw = g->bw;
struct content *content;
wimp_window_state state;
os_error *error;
/* HTML content only. */
if (!bw->current_content || bw->current_content->type != CONTENT_HTML)
return false;
/* Ignore directories etc. */
if (0x1000 <= message->data.data_xfer.file_type)
return false;
/* Search for a file input at the drop point. */
state.w = message->data.data_xfer.w;
error = xwimp_get_window_state(&state);
if (error) {
LOG(("xwimp_get_window_state: 0x%x: %s\n",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return false;
}
x = window_x_units(message->data.data_xfer.pos.x, &state) / 2 /
g->option.scale;
y = -window_y_units(message->data.data_xfer.pos.y, &state) / 2 /
g->option.scale;
content = bw->current_content;
box = content->data.html.layout;
while ((box = box_at_point(box, x, y, &box_x, &box_y, &content))) {
if (box->style &&
box->style->visibility == CSS_VISIBILITY_HIDDEN)
continue;
if (box->gadget && box->gadget->type == GADGET_FILE)
file_box = box;
}
if (!file_box)
return false;
/* Found: update form input. */
free(file_box->gadget->value);
file_box->gadget->value =
strdup(message->data.data_xfer.file_name);
/* Redraw box. */
box_coords(file_box, &x, &y);
gui_window_redraw(bw->window, x, y,
x + file_box->width,
y + file_box->height);
/* send DataLoadAck */
message->action = message_DATA_LOAD_ACK;
message->your_ref = message->my_ref;
error = xwimp_send_message(wimp_USER_MESSAGE, message, message->sender);
if (error) {
LOG(("xwimp_send_message: 0x%x: %s\n",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
return true;
}
/**
* Process pending reformats
*/
void ro_gui_window_process_reformats(void)
{
struct gui_window *g;
for (g = window_list; g; g = g->next) {
if (!g->reformat_pending)
continue;
content_reformat(g->bw->current_content,
g->old_width / 2 / g->option.scale,
1000);
g->reformat_pending = false;
}
gui_reformat_pending = false;
}
/**
* Clones a browser window's options.
*
* \param new_bw the new browser window
* \param old_bw the browser window to clone from, or NULL for default
*/
void ro_gui_window_clone_options(struct browser_window *new_bw,
struct browser_window *old_bw) {
struct gui_window *old_gui = NULL;
struct gui_window *new_gui;
assert(new_bw);
/* Get our GUIs
*/
new_gui = new_bw->window;
if (old_bw)
old_gui = old_bw->window;
/* Clone the basic options
*/
if (!old_gui) {
new_gui->option.scale = ((float)option_scale) / 100;
new_gui->option.background_images = option_background_images;
new_gui->option.background_blending = option_background_blending;
new_gui->option.buffer_animations = option_buffer_animations;
new_gui->option.buffer_everything = option_buffer_everything;
} else {
new_gui->option = old_gui->option;
}
/* Set up the toolbar
*/
if (new_gui->toolbar) {
if ((old_gui) && (old_gui->toolbar)) {
new_gui->toolbar->status_width = old_gui->toolbar->status_width;
new_gui->toolbar->display_status = old_gui->toolbar->display_status;
new_gui->toolbar->display_buttons = old_gui->toolbar->display_buttons;
new_gui->toolbar->display_url = old_gui->toolbar->display_url;
new_gui->toolbar->display_throbber = old_gui->toolbar->display_throbber;
} else {
new_gui->toolbar->status_width = option_toolbar_status_width;
new_gui->toolbar->display_status = option_toolbar_show_status;
new_gui->toolbar->display_buttons = option_toolbar_show_buttons;
new_gui->toolbar->display_url = option_toolbar_show_address;
new_gui->toolbar->display_throbber = option_toolbar_show_throbber;
}
new_gui->toolbar->reformat_buttons = true;
ro_gui_theme_process_toolbar(new_gui->toolbar, -1);
}
}
/**
* Makes a browser window's options the default.
*
* \param bw the browser window to read options from
*/
void ro_gui_window_default_options(struct browser_window *bw) {
struct gui_window *gui;
assert(bw);
/* Get our GUI
*/
gui = bw->window;
if (!gui) return;
/* Save the basic options
*/
option_scale = gui->option.scale * 100;
option_background_blending = gui->option.background_blending;
option_buffer_animations = gui->option.buffer_animations;
option_buffer_everything = gui->option.buffer_everything;
/* Set up the toolbar
*/
if (gui->toolbar) {
option_toolbar_status_width = gui->toolbar->status_width;
option_toolbar_show_status = gui->toolbar->display_status;
option_toolbar_show_buttons = gui->toolbar->display_buttons;
option_toolbar_show_address = gui->toolbar->display_url;
option_toolbar_show_throbber = gui->toolbar->display_throbber;
}
}
/** An entry in ro_gui_pointer_table. */
struct ro_gui_pointer_entry {
bool wimp_area; /** The pointer is in the Wimp's sprite area. */
char sprite_name[12];
int xactive;
int yactive;
};
/** Map from gui_pointer_shape to pointer sprite data. Must be ordered as
* enum gui_pointer_shape. */
struct ro_gui_pointer_entry ro_gui_pointer_table[] = {
{ true, "ptr_default", 0, 0 },
{ false, "ptr_point", 6, 0 },
{ false, "ptr_caret", 4, 9 },
{ false, "ptr_menu", 6, 4 },
{ false, "ptr_ud", 6, 7 },
{ false, "ptr_lr", 7, 6 },
{ false, "ptr_ld", 7, 7 },
{ false, "ptr_rd", 7, 7 },
{ false, "ptr_cross", 7, 7 },
{ false, "ptr_move", 8, 0 },
};
/**
* Change mouse pointer shape
*/
void gui_window_set_pointer(gui_pointer_shape shape)
{
static gui_pointer_shape curr_pointer = GUI_POINTER_DEFAULT;
struct ro_gui_pointer_entry *entry;
os_error *error;
if (shape == curr_pointer)
return;
assert(shape < sizeof ro_gui_pointer_table /
sizeof ro_gui_pointer_table[0]);
entry = &ro_gui_pointer_table[shape];
if (entry->wimp_area) {
/* pointer in the Wimp's sprite area */
error = xwimpspriteop_set_pointer_shape(entry->sprite_name,
1, entry->xactive, entry->yactive, 0, 0);
if (error) {
LOG(("xwimpspriteop_set_pointer_shape: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
} else {
/* pointer in our own sprite area */
error = xosspriteop_set_pointer_shape(osspriteop_USER_AREA,
gui_sprites,
(osspriteop_id) entry->sprite_name,
1, entry->xactive, entry->yactive, 0, 0);
if (error) {
LOG(("xosspriteop_set_pointer_shape: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
curr_pointer = shape;
}
/**
* Called when the gui_window has new content.
*
* \param g the gui_window that has new content
*/
void gui_window_new_content(struct gui_window *g)
{
ro_gui_menu_objects_moved();
ro_gui_prepare_navigate(g);
ro_gui_dialog_close_persistant(g->window);
}
/**
* Updates the navigation controls for all toolbars;
*
* \param g the gui_window to launch the URL into
* \param url the URL to launch, or NULL to simply update the suggestion icon
*/
void ro_gui_window_prepare_navigate_all(void) {
struct gui_window *g;
for (g = window_list; g; g = g->next)
ro_gui_prepare_navigate(g);
}
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