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netsurf/riscos/dialog.c

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/*
* Copyright 2003 Phil Mellor <monkeyson@users.sourceforge.net>
* Copyright 2005 James Bursa <bursa@users.sourceforge.net>
* Copyright 2003 John M Bell <jmb202@ecs.soton.ac.uk>
* Copyright 2005 Richard Wilson <info@tinct.net>
* Copyright 2004 Andrew Timmins <atimmins@blueyonder.co.uk>
* Copyright 2005 Adrian Lees <adrianl@users.sourceforge.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/>.
*/
#include <assert.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include "oslib/colourtrans.h"
#include "oslib/osfile.h"
#include "oslib/osgbpb.h"
#include "oslib/osspriteop.h"
#include "oslib/wimp.h"
#include "rufl.h"
#include "utils/config.h"
#include "desktop/netsurf.h"
#include "render/font.h"
#include "riscos/configure.h"
#include "riscos/cookies.h"
#include "riscos/dialog.h"
#include "riscos/global_history.h"
#include "riscos/gui.h"
#include "riscos/hotlist.h"
#include "riscos/menus.h"
#include "desktop/options.h"
#include "riscos/save.h"
#include "riscos/sslcert.h"
#include "riscos/toolbar.h"
#include "riscos/url_complete.h"
#include "riscos/url_suggest.h"
#include "riscos/wimp.h"
#include "riscos/wimp_event.h"
#include "riscos/wimputils.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/url.h"
#include "utils/utils.h"
#define ICON_ZOOM_VALUE 1
#define ICON_ZOOM_DEC 2
#define ICON_ZOOM_INC 3
#define ICON_ZOOM_FRAMES 5
#define ICON_ZOOM_CANCEL 7
#define ICON_ZOOM_OK 8
/* The maximum number of persistent dialogues
*/
#define MAX_PERSISTENT 64
wimp_w dialog_info, dialog_saveas,
dialog_401li,
dialog_zoom, dialog_pageinfo, dialog_objinfo, dialog_tooltip,
dialog_warning, dialog_debug,
dialog_folder, dialog_entry, dialog_search, dialog_print,
dialog_url_complete, dialog_openurl;
struct gui_window *ro_gui_current_zoom_gui;
/* A simple mapping of parent and child
*/
static struct {
wimp_w dialog;
wimp_w parent;
} persistent_dialog[MAX_PERSISTENT];
static bool ro_gui_dialog_openurl_apply(wimp_w w);
static bool ro_gui_dialog_open_url_menu_prepare(wimp_w w, wimp_i i,
wimp_menu *menu, wimp_pointer *pointer);
static bool ro_gui_dialog_zoom_apply(wimp_w w);
/**
* Load and create dialogs from template file.
*/
void ro_gui_dialog_init(void)
{
/* warning dialog */
dialog_warning = ro_gui_dialog_create("warning");
ro_gui_wimp_event_register_ok(dialog_warning, ICON_WARNING_CONTINUE,
NULL);
ro_gui_wimp_event_set_help_prefix(dialog_warning, "HelpWarning");
/* tooltip for history */
dialog_tooltip = ro_gui_dialog_create("tooltip");
/* configure window */
ro_gui_configure_initialise();
/* 401 login window */
ro_gui_401login_init();
/* theme installation */
dialog_theme_install = ro_gui_dialog_create("theme_inst");
ro_gui_wimp_event_register_cancel(dialog_theme_install,
ICON_THEME_INSTALL_CANCEL);
ro_gui_wimp_event_register_ok(dialog_theme_install,
ICON_THEME_INSTALL_INSTALL,
ro_gui_theme_install_apply);
ro_gui_wimp_event_set_help_prefix(dialog_theme_install, "HelpThemeInst");
/* debug window */
dialog_debug = ro_gui_dialog_create("debug");
ro_gui_wimp_event_set_help_prefix(dialog_debug, "HelpDebug");
/* search */
ro_gui_search_init();
/* print */
ro_gui_print_init();
/* about us */
dialog_info = ro_gui_dialog_create("info");
ro_gui_set_icon_string(dialog_info, 4, netsurf_version, true);
ro_gui_wimp_event_set_help_prefix(dialog_info, "HelpAppInfo");
/* page info */
dialog_pageinfo = ro_gui_dialog_create("pageinfo");
ro_gui_wimp_event_set_help_prefix(dialog_pageinfo, "HelpPageInfo");
/* object info */
dialog_objinfo = ro_gui_dialog_create("objectinfo");
ro_gui_wimp_event_set_help_prefix(dialog_objinfo, "HelpObjInfo");
/* save as */
dialog_saveas = ro_gui_saveas_create("saveas");
ro_gui_wimp_event_register_button(dialog_saveas, ICON_SAVE_ICON,
ro_gui_save_start_drag);
ro_gui_wimp_event_register_text_field(dialog_saveas, ICON_SAVE_PATH);
ro_gui_wimp_event_register_cancel(dialog_saveas, ICON_SAVE_CANCEL);
ro_gui_wimp_event_register_ok(dialog_saveas, ICON_SAVE_OK,
ro_gui_save_ok);
ro_gui_wimp_event_set_help_prefix(dialog_saveas, "HelpSaveAs");
/* url suggestion */
dialog_url_complete = ro_gui_dialog_create("url_suggest");
ro_gui_wimp_event_register_mouse_click(dialog_url_complete,
ro_gui_url_complete_click);
ro_gui_wimp_event_register_redraw_window(dialog_url_complete,
ro_gui_url_complete_redraw);
ro_gui_wimp_event_set_help_prefix(dialog_url_complete, "HelpAutoURL");
/* open URL */
dialog_openurl = ro_gui_dialog_create("open_url");
ro_gui_wimp_event_register_menu_gright(dialog_openurl, ICON_OPENURL_URL,
ICON_OPENURL_MENU, ro_gui_url_suggest_menu);
ro_gui_wimp_event_register_cancel(dialog_openurl, ICON_OPENURL_CANCEL);
ro_gui_wimp_event_register_ok(dialog_openurl, ICON_OPENURL_OPEN,
ro_gui_dialog_openurl_apply);
ro_gui_wimp_event_register_menu_prepare(dialog_openurl,
ro_gui_dialog_open_url_menu_prepare);
ro_gui_wimp_event_set_help_prefix(dialog_openurl, "HelpOpenURL");
/* scale view */
dialog_zoom = ro_gui_dialog_create("zoom");
ro_gui_wimp_event_register_numeric_field(dialog_zoom, ICON_ZOOM_VALUE,
ICON_ZOOM_INC, ICON_ZOOM_DEC, 10, 1600, 10, 0);
ro_gui_wimp_event_register_checkbox(dialog_zoom, ICON_ZOOM_FRAMES);
ro_gui_wimp_event_register_cancel(dialog_zoom, ICON_ZOOM_CANCEL);
ro_gui_wimp_event_register_ok(dialog_zoom, ICON_ZOOM_OK,
ro_gui_dialog_zoom_apply);
ro_gui_wimp_event_set_help_prefix(dialog_zoom, "HelpScaleView");
/* Treeview initialisation has moved to the end, to allow any
* associated dialogues to be set up first.
*/
/* certificate verification window */
ro_gui_cert_preinitialise();
/* hotlist window */
ro_gui_hotlist_preinitialise();
/* global history window */
ro_gui_global_history_preinitialise();
/* cookies window */
ro_gui_cookies_preinitialise();
}
/**
* Create a window from a template.
*
* \param template_name name of template to load
* \return window handle
*
* Exits through die() on error.
*/
wimp_w ro_gui_dialog_create(const char *template_name)
{
wimp_window *window;
wimp_w w;
os_error *error;
window = ro_gui_dialog_load_template(template_name);
/* create window */
window->sprite_area = gui_sprites;
error = xwimp_create_window(window, &w);
if (error) {
LOG(("xwimp_create_window: 0x%x: %s",
error->errnum, error->errmess));
xwimp_close_template();
die(error->errmess);
}
/* the window definition is copied by the wimp and may be freed */
free(window);
return w;
}
/**
* Load a template without creating a window.
*
* \param template_name name of template to load
* \return window block
*
* Exits through die() on error.
*/
wimp_window * ro_gui_dialog_load_template(const char *template_name)
{
char name[20];
int context, window_size, data_size;
char *data;
wimp_window *window;
os_error *error;
/* Template names must be <= 11 chars long */
assert(strlen(template_name) <= 11);
/* wimp_load_template won't accept a const char * */
strncpy(name, template_name, sizeof name);
/* find required buffer sizes */
error = xwimp_load_template(wimp_GET_SIZE, 0, 0, wimp_NO_FONTS,
name, 0, &window_size, &data_size, &context);
if (error) {
LOG(("xwimp_load_template: 0x%x: %s",
error->errnum, error->errmess));
xwimp_close_template();
die(error->errmess);
}
if (!context) {
LOG(("template '%s' missing", template_name));
xwimp_close_template();
die("Template");
}
/* allocate space for indirected data and temporary window buffer */
data = malloc(data_size);
window = malloc(window_size);
if (!data || !window) {
xwimp_close_template();
die("NoMemory");
}
/* load template */
error = xwimp_load_template(window, data, data + data_size,
wimp_NO_FONTS, name, 0, 0, 0, 0);
if (error) {
LOG(("xwimp_load_template: 0x%x: %s",
error->errnum, error->errmess));
xwimp_close_template();
die(error->errmess);
}
return window;
}
/**
* Open a dialog box, centred on the screen.
*/
void ro_gui_dialog_open(wimp_w w)
{
int screen_x, screen_y, dx, dy;
wimp_window_state state;
os_error *error;
/* find screen centre in os units */
ro_gui_screen_size(&screen_x, &screen_y);
screen_x /= 2;
screen_y /= 2;
/* centre and open */
state.w = 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;
}
dx = (state.visible.x1 - state.visible.x0) / 2;
dy = (state.visible.y1 - state.visible.y0) / 2;
state.visible.x0 = screen_x - dx;
state.visible.x1 = screen_x + dx;
state.visible.y0 = screen_y - dy;
state.visible.y1 = screen_y + dy;
state.next = wimp_TOP;
ro_gui_open_window_request(PTR_WIMP_OPEN(&state));
/* Set the caret position */
ro_gui_set_caret_first(w);
}
/**
* Close a dialog box.
*/
void ro_gui_dialog_close(wimp_w close)
{
int i;
wimp_caret caret;
os_error *error;
/* Check if we're a persistent window */
for (i = 0; i < MAX_PERSISTENT; i++) {
if (persistent_dialog[i].dialog == close) {
/* We are => invalidate record */
persistent_dialog[i].parent = NULL;
persistent_dialog[i].dialog = NULL;
break;
}
}
/* Close any child windows */
ro_gui_dialog_close_persistent(close);
/* Give the caret back to the parent window. This code relies on
the fact that only tree windows and browser windows open
persistent dialogues, as the caret gets placed to no icon.
*/
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);
} else if (caret.w == close) {
/* Check if we are a persistent window */
if (i < MAX_PERSISTENT) {
error = xwimp_set_caret_position(
persistent_dialog[i].parent,
wimp_ICON_WINDOW, -100, -100,
32, -1);
/* parent may have been closed first */
if ((error) && (error->errnum != 0x287)) {
LOG(("xwimp_set_caret_position: 0x%x: %s",
error->errnum,
error->errmess));
warn_user("WimpError", error->errmess);
}
}
}
error = xwimp_close_window(close);
if (error) {
LOG(("xwimp_close_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Moves a window to the top of the stack.
*
* If the window is currently closed then:
*
* * The window is opened in the centre of the screen (at the supplied size)
* * Any toolbar editing session is stopped
* * The scroll position is set to the top of the window
*
* If the window is currently open then:
*
* * The window is brought to the top of the stack
*
* \param w the window to show
* \param toolbar the toolbar to consider
* \param width the window width if it is currently closed (or 0 to retain)
* \param height the window height if it is currently closed (or 0 to retain)
* \return true if the window was previously open
*/
bool ro_gui_dialog_open_top(wimp_w w, struct toolbar *toolbar,
int width, int height) {
os_error *error;
int screen_width, screen_height;
wimp_window_state state;
int dimension;
int scroll_width;
bool open;
state.w = w;
error = xwimp_get_window_state(&state);
if (error) {
warn_user("WimpError", error->errmess);
return false;
}
/* if we're open we jump to the top of the stack, if not then we
* open in the centre of the screen. */
open = state.flags & wimp_WINDOW_OPEN;
if (!open) {
/* cancel any editing */
if (ro_toolbar_get_editing(toolbar))
ro_toolbar_toggle_edit(toolbar);
/* move to the centre */
ro_gui_screen_size(&screen_width, &screen_height);
dimension = ((width == 0) ?
(state.visible.x1 - state.visible.x0) : width);
scroll_width = ro_get_vscroll_width(w);
state.visible.x0 = (screen_width - (dimension + scroll_width)) / 2;
state.visible.x1 = state.visible.x0 + dimension;
dimension = ((height == 0) ?
(state.visible.y1 - state.visible.y0) : height);
state.visible.y0 = (screen_height - dimension) / 2;
state.visible.y1 = state.visible.y0 + dimension;
state.xscroll = 0;
state.yscroll = 0;
if (toolbar)
state.yscroll = ro_toolbar_height(toolbar);
}
/* open the window at the top of the stack */
state.next = wimp_TOP;
ro_gui_open_window_request(PTR_WIMP_OPEN(&state));
return open;
}
/**
* Open window at the location of the pointer.
*/
void ro_gui_dialog_open_at_pointer(wimp_w w)
{
wimp_pointer ptr;
os_error *error;
/* get the pointer position */
error = xwimp_get_pointer_info(&ptr);
if (error) {
LOG(("xwimp_get_pointer_info: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
ro_gui_dialog_open_xy(w, ptr.pos.x - 64, ptr.pos.y);
}
/**
* Open window at a specified location.
*/
void ro_gui_dialog_open_xy(wimp_w w, int x, int y)
{
wimp_window_state state;
os_error *error;
int dx, dy;
/* move the window */
state.w = 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;
}
dx = (state.visible.x1 - state.visible.x0);
dy = (state.visible.y1 - state.visible.y0);
state.visible.x0 = x;
state.visible.x1 = x + dx;
state.visible.y0 = y - dy;
state.visible.y1 = y;
/* if the window is already open, close it first so that it opens fully
* on screen */
error = xwimp_close_window(w);
if (error) {
LOG(("xwimp_close_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
/* open the window at the top of the stack */
state.next = wimp_TOP;
ro_gui_open_window_request(PTR_WIMP_OPEN(&state));
}
/**
* Opens a window at the centre of either another window or the screen
*
* /param parent the parent window (NULL for centre of screen)
* /param child the child window
*/
void ro_gui_dialog_open_centre_parent(wimp_w parent, wimp_w child) {
os_error *error;
wimp_window_state state;
int mid_x, mid_y;
int dimension, scroll_width;
/* get the parent window state */
if (parent) {
state.w = parent;
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;
}
scroll_width = ro_get_vscroll_width(parent);
mid_x = (state.visible.x0 + state.visible.x1 + scroll_width);
mid_y = (state.visible.y0 + state.visible.y1);
} else {
ro_gui_screen_size(&mid_x, &mid_y);
}
mid_x /= 2;
mid_y /= 2;
/* get the child window state */
state.w = child;
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;
}
/* move to the centre of the parent at the top of the stack */
dimension = state.visible.x1 - state.visible.x0;
scroll_width = ro_get_vscroll_width(history_window);
state.visible.x0 = mid_x - (dimension + scroll_width) / 2;
state.visible.x1 = state.visible.x0 + dimension;
dimension = state.visible.y1 - state.visible.y0;
state.visible.y0 = mid_y - dimension / 2;
state.visible.y1 = state.visible.y0 + dimension;
state.next = wimp_TOP;
ro_gui_open_window_request(PTR_WIMP_OPEN(&state));
}
/**
* Open a persistent dialog box relative to the pointer.
*
* \param parent the owning window (NULL for no owner)
* \param w the dialog window
* \param pointer open the window at the pointer (centre of the parent
* otherwise)
*/
void ro_gui_dialog_open_persistent(wimp_w parent, wimp_w w, bool pointer) {
if (pointer)
ro_gui_dialog_open_at_pointer(w);
else
ro_gui_dialog_open_centre_parent(parent, w);
/* todo: use wimp_event definitions rather than special cases */
if ((w == dialog_pageinfo) || (w == dialog_objinfo))
ro_gui_wimp_update_window_furniture(w, wimp_WINDOW_CLOSE_ICON,
wimp_WINDOW_CLOSE_ICON);
ro_gui_dialog_add_persistent(parent, w);
ro_gui_set_caret_first(w);
}
void ro_gui_dialog_add_persistent(wimp_w parent, wimp_w w) {
int i;
/* all persistant windows have a back icon */
ro_gui_wimp_update_window_furniture(w, wimp_WINDOW_BACK_ICON,
wimp_WINDOW_BACK_ICON);
/* Add a mapping
*/
if ((parent == NULL) || (parent == wimp_ICON_BAR))
return;
for (i = 0; i < MAX_PERSISTENT; i++) {
if (persistent_dialog[i].dialog == NULL ||
persistent_dialog[i].dialog == w) {
persistent_dialog[i].dialog = w;
persistent_dialog[i].parent = parent;
return;
}
}
LOG(("Unable to map persistent dialog to parent."));
return;
}
/**
* Close persistent dialogs associated with a window.
*
* \param parent the window to close children of
*/
void ro_gui_dialog_close_persistent(wimp_w parent) {
int i;
wimp_w w;
/* Check our mappings.
*
* The window handle is copied into w before proceeding, as
* ro_gui_dialog_close() will NULL persistent_dialog[i].dialog as
* part of the closing process. This would mean that the subsequent
* event dispatch would fail. (These events are logged to allow
* side effects to be investigated -- this code hasn't worked before).
*/
for (i = 0; i < MAX_PERSISTENT; i++) {
if (persistent_dialog[i].parent == parent &&
persistent_dialog[i].dialog != NULL) {
w = persistent_dialog[i].dialog;
ro_gui_dialog_close(w);
if (ro_gui_wimp_event_close_window(w))
LOG(("Persistent dialog close event: 0x%x",
(unsigned) w));
persistent_dialog[i].parent = NULL;
persistent_dialog[i].dialog = NULL;
}
}
}
/**
* Save the current options.
*/
void ro_gui_save_options(void)
{
nsoption_write("<NetSurf$ChoicesSave>");
}
bool ro_gui_dialog_zoom_apply(wimp_w w) {
unsigned int scale;
bool all;
scale = atoi(ro_gui_get_icon_string(w, ICON_ZOOM_VALUE));
all = ro_gui_get_icon_selected_state(w, ICON_ZOOM_FRAMES);
browser_window_set_scale(ro_gui_current_zoom_gui->bw, scale * 0.01, all);
return true;
}
/**
* Prepares the Scale view dialog.
*/
void ro_gui_dialog_prepare_zoom(struct gui_window *g)
{
char scale_buffer[8];
sprintf(scale_buffer, "%.0f", browser_window_get_scale(g->bw) * 100);
ro_gui_set_icon_string(dialog_zoom, ICON_ZOOM_VALUE, scale_buffer, true);
ro_gui_set_icon_selected_state(dialog_zoom, ICON_ZOOM_FRAMES, true);
ro_gui_set_icon_shaded_state(dialog_zoom, ICON_ZOOM_FRAMES, true);
ro_gui_current_zoom_gui = g;
ro_gui_wimp_event_memorise(dialog_zoom);
}
/**
* Update the Scale View dialog to reflect the current window settings
*
* \param g the gui_window to update for
*/
void ro_gui_dialog_update_zoom(struct gui_window *g) {
if (g == ro_gui_current_zoom_gui)
ro_gui_dialog_prepare_zoom(g);
}
bool ro_gui_dialog_openurl_apply(wimp_w w) {
const char *url;
char *url2;
url = ro_gui_get_icon_string(w, ICON_OPENURL_URL);
url2 = strdup(url);
if (url2 != NULL) {
browser_window_create(url2, 0, 0, true, false);
free(url2);
return true;
}
return false;
}
/**
* Prepares the Open URL dialog.
*/
void ro_gui_dialog_prepare_open_url(void)
{
ro_gui_set_icon_string(dialog_openurl, ICON_OPENURL_URL, "", true);
ro_gui_set_icon_shaded_state(dialog_openurl,
ICON_OPENURL_MENU, !ro_gui_url_suggest_prepare_menu());
ro_gui_wimp_event_memorise(dialog_openurl);
}
/**
* Callback to prepare menus in the Open URL dialog. At present, this
* only has to handle the URL Suggestion pop-up.
*
* \param w The window handle owning the menu.
* \param i The icon handle owning the menu.
* \param *menu The menu to be prepared.
* \param *pointer The associated mouse click event block, or NULL
* on an Adjust-click re-opening.
* \return true if the event was handled; false if not.
*/
bool ro_gui_dialog_open_url_menu_prepare(wimp_w w, wimp_i i, wimp_menu *menu,
wimp_pointer *pointer)
{
if (menu != ro_gui_url_suggest_menu || i != ICON_OPENURL_MENU)
return false;
if (pointer != NULL)
return ro_gui_url_suggest_prepare_menu();
return true;
}
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