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netsurf/riscos/download.c

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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 2004 James Bursa <bursa@users.sourceforge.net>
* Copyright 2003 Rob Jackson <jacko@xms.ms>
* Copyright 2005 Adrian Lees <adrianl@users.sourceforge.net>
*/
/** \file
* Download windows (RISC OS implementation).
*
* This file implements the interface given by desktop/gui.h for download
* windows. Each download window has an associated fetch. Downloads start by
* writing received data to a temporary file. At some point the user chooses
* a destination (by drag & drop), and the temporary file is then moved to the
* destination and the download continues until complete.
*/
#include <assert.h>
#include <string.h>
#include <sys/time.h>
#include <time.h>
#include "oslib/mimemap.h"
#include "oslib/osargs.h"
#include "oslib/osfile.h"
#include "oslib/osfind.h"
#include "oslib/osfscontrol.h"
#include "oslib/osgbpb.h"
#include "oslib/wimp.h"
#include "oslib/wimpspriteop.h"
#include "netsurf/content/fetch.h"
#include "netsurf/desktop/gui.h"
#include "netsurf/riscos/gui.h"
#include "netsurf/riscos/query.h"
#include "netsurf/riscos/wimp.h"
#include "netsurf/utils/log.h"
#include "netsurf/utils/messages.h"
#include "netsurf/utils/url.h"
#include "netsurf/utils/utils.h"
/** Data for a download window. */
struct gui_download_window {
/** Associated fetch, or 0 if the fetch has completed or aborted. */
struct fetch *fetch;
unsigned int received; /**< Amount of data received so far. */
unsigned int total_size; /**< Size of resource, or 0 if unknown. */
wimp_w window; /**< RISC OS window handle. */
bits file_type; /**< RISC OS file type. */
char url[256]; /**< Buffer for URL icon. */
char sprite_name[20]; /**< Buffer for sprite icon. */
char path[256]; /**< Buffer for pathname icon. */
char status[256]; /**< Buffer for status icon. */
/** User has chosen the destination, and it is being written. */
bool saved;
bool close_confirmed;
bool error; /**< Error occurred, aborted. */
/** RISC OS file handle, of temporary file when !saved, and of
* destination when saved. */
os_fw file;
query_id query;
bool query_quit;
struct timeval start_time; /**< Time download started. */
struct timeval last_time; /**< Time status was last updated. */
unsigned int last_received; /**< Value of received at last_time. */
bool send_dataload; /**< Should send DataLoad message when finished */
wimp_message save_message; /**< Copy of wimp DataSaveAck message */
struct gui_download_window *prev; /**< Previous in linked list. */
struct gui_download_window *next; /**< Next in linked list. */
};
/** List of all download windows. */
static struct gui_download_window *download_window_list = 0;
/** Download window with current save operation. */
static struct gui_download_window *download_window_current = 0;
/** Template for a download window. */
static wimp_window *download_template;
/** Width of progress bar at 100%. */
static int download_progress_width;
/** Coordinates of progress bar. */
static int download_progress_x0;
static int download_progress_y0;
static int download_progress_y1;
static void ro_gui_download_update_status(struct gui_download_window *dw);
static void ro_gui_download_update_status_wrapper(void *p);
static bool ro_gui_download_save(struct gui_download_window *dw, const char *file_name);
static void ro_gui_download_send_dataload(struct gui_download_window *dw);
static void ro_gui_download_window_destroy_wrapper(void *p);
static void ro_gui_download_close_confirmed(query_id, enum query_response res, void *p);
static void ro_gui_download_close_cancelled(query_id, enum query_response res, void *p);
static const query_callback close_funcs =
{
ro_gui_download_close_confirmed,
ro_gui_download_close_cancelled,
ro_gui_download_close_cancelled
};
/**
* Load the download window template.
*/
void ro_gui_download_init(void)
{
download_template = ro_gui_dialog_load_template("download");
download_progress_width =
download_template->icons[ICON_DOWNLOAD_STATUS].extent.x1 -
download_template->icons[ICON_DOWNLOAD_STATUS].extent.x0;
download_progress_x0 =
download_template->icons[ICON_DOWNLOAD_PROGRESS].extent.x0;
download_progress_y0 =
download_template->icons[ICON_DOWNLOAD_PROGRESS].extent.y0;
download_progress_y1 =
download_template->icons[ICON_DOWNLOAD_PROGRESS].extent.y1;
}
/**
* Create and open a download progress window.
*
* \param url URL of download
* \param mime_type MIME type sent by server
* \param fetch fetch structure
* \param total_size size of resource, or 0 if unknown
* \return a new gui_download_window structure, or 0 on error and error
* reported
*/
struct gui_download_window *gui_download_window_create(const char *url,
const char *mime_type, struct fetch *fetch,
unsigned int total_size)
{
char *nice;
char temp_name[40];
struct gui_download_window *dw;
os_error *error;
url_func_result res;
dw = malloc(sizeof *dw);
if (!dw) {
warn_user("NoMemory", 0);
return 0;
}
dw->fetch = fetch;
dw->saved = false;
dw->close_confirmed = false;
dw->error = false;
dw->query = QUERY_INVALID;
dw->received = 0;
dw->total_size = total_size;
strncpy(dw->url, url, sizeof dw->url);
dw->url[sizeof dw->url - 1] = 0;
dw->status[0] = 0;
gettimeofday(&dw->start_time, 0);
dw->last_time = dw->start_time;
dw->last_received = 0;
/* convert MIME type to RISC OS file type */
error = xmimemaptranslate_mime_type_to_filetype(mime_type,
&(dw->file_type));
if (error) {
LOG(("xmimemaptranslate_mime_type_to_filetype: 0x%x: %s",
error->errnum, error->errmess));
warn_user("MiscError", error->errmess);
dw->file_type = 0xffd;
}
/* open temporary output file */
snprintf(temp_name, sizeof temp_name, "<Wimp$ScrapDir>.ns%x",
(unsigned int) dw);
error = xosfind_openoutw(osfind_NO_PATH | osfind_ERROR_IF_DIR,
temp_name, 0, &dw->file);
if (error) {
LOG(("xosfind_openoutw: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
free(dw);
return 0;
}
/* fill in download window icons */
download_template->icons[ICON_DOWNLOAD_URL].data.indirected_text.text =
dw->url;
download_template->icons[ICON_DOWNLOAD_URL].data.indirected_text.size =
sizeof dw->url;
download_template->icons[ICON_DOWNLOAD_STATUS].data.indirected_text.
text = dw->status;
download_template->icons[ICON_DOWNLOAD_STATUS].data.indirected_text.
size = sizeof dw->status;
sprintf(dw->sprite_name, "file_%.3x", dw->file_type);
if (!ro_gui_wimp_sprite_exists(dw->sprite_name))
strcpy(dw->sprite_name, "file_xxx");
download_template->icons[ICON_DOWNLOAD_ICON].data.indirected_sprite.id =
(osspriteop_id) dw->sprite_name;
if ((res = url_nice(url, &nice)) == URL_FUNC_OK) {
strcpy(dw->path, nice);
free(nice);
}
else
strcpy(dw->path, messages_get("SaveObject"));
download_template->icons[ICON_DOWNLOAD_PATH].data.indirected_text.text =
dw->path;
download_template->icons[ICON_DOWNLOAD_PATH].data.indirected_text.size =
sizeof dw->path;
download_template->icons[ICON_DOWNLOAD_DESTINATION].data.
indirected_text.text = dw->path;
download_template->icons[ICON_DOWNLOAD_DESTINATION].data.
indirected_text.size = sizeof dw->path;
download_template->icons[ICON_DOWNLOAD_DESTINATION].flags |=
wimp_ICON_DELETED;
/* create and open the download window */
error = xwimp_create_window(download_template, &dw->window);
if (error) {
LOG(("xwimp_create_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
free(dw);
return 0;
}
dw->prev = 0;
dw->next = download_window_list;
if (download_window_list)
download_window_list->prev = dw;
download_window_list = dw;
ro_gui_download_update_status(dw);
ro_gui_dialog_open(dw->window);
return dw;
}
/**
* Handle received download data.
*
* \param dw download window
* \param data pointer to block of data received
* \param size size of data
*/
void gui_download_window_data(struct gui_download_window *dw, const char *data,
unsigned int size)
{
int unwritten;
os_error *error;
error = xosgbpb_writew(dw->file, data, size, &unwritten);
if (error) {
LOG(("xosgbpb_writew: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
fetch_abort(dw->fetch);
gui_download_window_error(dw, error->errmess);
return;
}
if (unwritten) {
LOG(("xosgbpb_writew: unwritten %i", unwritten));
warn_user("SaveError", messages_get("Unwritten"));
fetch_abort(dw->fetch);
gui_download_window_error(dw, messages_get("Unwritten"));
return;
}
dw->received += size;
}
/**
* Update the status text and progress bar.
*
* \param dw download window
*/
void ro_gui_download_update_status(struct gui_download_window *dw)
{
char *received;
char *total_size;
char *speed;
char time[20] = "?";
float f = 0;
struct timeval t;
float dt;
unsigned int left;
float rate;
os_error *error;
gettimeofday(&t, 0);
dt = (t.tv_sec + 0.000001 * t.tv_usec) - (dw->last_time.tv_sec +
0.000001 * dw->last_time.tv_usec);
if (dt == 0)
dt = 0.001;
total_size = human_friendly_bytesize(dw->total_size);
if (dw->fetch) {
rate = (dw->received - dw->last_received) / dt;
received = human_friendly_bytesize(dw->received);
speed = human_friendly_bytesize(rate);
if (dw->total_size) {
if (rate) {
left = (dw->total_size - dw->received) / rate;
sprintf(time, "%u:%.2u", left / 60, left % 60);
}
snprintf(dw->status, sizeof dw->status,
messages_get("Download"),
received, total_size, speed, time);
} else {
left = t.tv_sec - dw->start_time.tv_sec;
sprintf(time, "%u:%.2u", left / 60, left % 60);
snprintf(dw->status, sizeof dw->status,
messages_get("DownloadU"),
received, speed, time);
}
} else {
left = dw->last_time.tv_sec - dw->start_time.tv_sec;
if (left == 0)
left = 1;
rate = (float) dw->received / (float) left;
sprintf(time, "%u:%.2u", left / 60, left % 60);
speed = human_friendly_bytesize(rate);
snprintf(dw->status, sizeof dw->status,
messages_get("Downloaded"),
total_size, speed, time);
}
dw->last_time = t;
dw->last_received = dw->received;
if (dw->total_size)
f = (float) dw->received /
(float) dw->total_size;
error = xwimp_resize_icon(dw->window, ICON_DOWNLOAD_PROGRESS,
download_progress_x0,
download_progress_y0,
download_progress_x0 + download_progress_width * f,
download_progress_y1);
if (error) {
LOG(("xwimp_resize_icon: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
error = xwimp_set_icon_state(dw->window, ICON_DOWNLOAD_STATUS, 0, 0);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
if (dw->fetch)
schedule(100, ro_gui_download_update_status_wrapper, dw);
else
schedule_remove(ro_gui_download_update_status_wrapper, dw);
}
/**
* Wrapper for ro_gui_download_update_status(), suitable for schedule().
*/
void ro_gui_download_update_status_wrapper(void *p)
{
ro_gui_download_update_status((struct gui_download_window *) p);
}
/**
* Handle failed downloads.
*
* \param dw download window
* \param error_msg error message
*/
void gui_download_window_error(struct gui_download_window *dw,
const char *error_msg)
{
os_error *error;
dw->fetch = 0;
dw->error = true;
schedule_remove(ro_gui_download_update_status_wrapper, dw);
/* place error message in status icon in red */
strncpy(dw->status, error_msg, sizeof dw->status);
error = xwimp_set_icon_state(dw->window,
ICON_DOWNLOAD_STATUS,
wimp_COLOUR_RED << wimp_ICON_FG_COLOUR_SHIFT,
wimp_ICON_FG_COLOUR);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
/* grey out pathname icon */
error = xwimp_set_icon_state(dw->window, ICON_DOWNLOAD_PATH,
wimp_ICON_SHADED, 0);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Handle completed downloads.
*
* \param dw download window
*/
void gui_download_window_done(struct gui_download_window *dw)
{
os_error *error;
dw->fetch = 0;
ro_gui_download_update_status(dw);
error = xosfind_closew(dw->file);
if (error) {
LOG(("xosfind_closew: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
}
dw->file = 0;
if (dw->saved) {
error = xosfile_set_type(dw->path,
dw->file_type);
if (error) {
LOG(("xosfile_set_type: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
}
if (dw->send_dataload)
ro_gui_download_send_dataload(dw);
schedule(200, ro_gui_download_window_destroy_wrapper, dw);
}
}
/**
* Convert a RISC OS window handle to a gui_download_window.
*
* \param w RISC OS window handle
* \return pointer to a structure if found, 0 otherwise
*/
struct gui_download_window * ro_gui_download_window_lookup(wimp_w w)
{
struct gui_download_window *dw;
for (dw = download_window_list; dw; dw = dw->next)
if (dw->window == w)
return dw;
return 0;
}
/**
* Handle Mouse_Click events in a download window.
*
* \param dw download window
* \param pointer block returned by Wimp_Poll
*/
void ro_gui_download_window_click(struct gui_download_window *dw,
wimp_pointer *pointer)
{
char command[256] = "Filer_OpenDir ";
char *dot;
os_error *error;
if (pointer->i == ICON_DOWNLOAD_ICON && !dw->error &&
!dw->saved) {
const char *sprite = ro_gui_get_icon_string(pointer->w, pointer->i);
gui_current_drag_type = GUI_DRAG_DOWNLOAD_SAVE;
download_window_current = dw;
ro_gui_drag_icon(pointer->pos.x, pointer->pos.y, sprite);
} else if (pointer->i == ICON_DOWNLOAD_DESTINATION) {
strncpy(command + 14, dw->path, 242);
command[255] = 0;
dot = strrchr(command, '.');
if (dot) {
*dot = 0;
error = xos_cli(command);
if (error) {
LOG(("xos_cli: 0x%x: %s",
error->errnum, error->errmess));
warn_user("MiscError", error->errmess);
}
}
}
}
/**
* Handler Key_Press events in a download window.
*
* \param dw download window
* \param key key press returned by Wimp_Poll
* \return true iff key press handled
*/
bool ro_gui_download_window_keypress(struct gui_download_window *dw, wimp_key *key)
{
switch (key->c)
{
case wimp_KEY_ESCAPE:
ro_gui_download_window_destroy(dw, false);
return true;
case wimp_KEY_RETURN: {
char *name = ro_gui_get_icon_string(dw->window, ICON_DOWNLOAD_PATH);
if (!strrchr(name, '.'))
{
warn_user("NoPathError", NULL);
return true;
}
ro_gui_convert_save_path(dw->path, sizeof dw->path, name);
dw->send_dataload = false;
if (ro_gui_download_save(dw, dw->path) && !dw->fetch)
{
/* finished already */
schedule(200, ro_gui_download_window_destroy_wrapper, dw);
}
return true;
}
break;
}
/* ignore all other keypresses (F12 etc) */
return false;
}
/**
* Handle User_Drag_Box event for a drag from a download window.
*
* \param drag block returned by Wimp_Poll
*/
void ro_gui_download_drag_end(wimp_dragged *drag)
{
wimp_pointer pointer;
wimp_message message;
struct gui_download_window *dw = download_window_current;
const char *leaf;
os_error *error;
if (dw->saved || dw->error)
return;
error = xwimp_get_pointer_info(&pointer);
if (error) {
LOG(("xwimp_get_pointer_info: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
/* ignore drags to the download window itself */
if (pointer.w == dw->window) return;
leaf = strrchr(dw->path, '.');
if (leaf)
leaf++;
else
leaf = dw->path;
ro_gui_convert_save_path(message.data.data_xfer.file_name, 212, leaf);
message.your_ref = 0;
message.action = message_DATA_SAVE;
message.data.data_xfer.w = pointer.w;
message.data.data_xfer.i = pointer.i;
message.data.data_xfer.pos.x = pointer.pos.x;
message.data.data_xfer.pos.y = pointer.pos.y;
message.data.data_xfer.est_size = dw->total_size ? dw->total_size :
dw->received;
message.data.data_xfer.file_type = dw->file_type;
message.size = 44 + ((strlen(message.data.data_xfer.file_name) + 4) &
(~3u));
error = xwimp_send_message_to_window(wimp_USER_MESSAGE, &message,
pointer.w, pointer.i, 0);
if (error) {
LOG(("xwimp_send_message_to_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
/**
* Handle Message_DataSaveAck for a drag from a download window.
*
* \param message block returned by Wimp_Poll
*/
void ro_gui_download_datasave_ack(wimp_message *message)
{
struct gui_download_window *dw = download_window_current;
dw->send_dataload = true;
memcpy(&dw->save_message, message, sizeof(wimp_message));
if (!ro_gui_download_save(dw, message->data.data_xfer.file_name))
return;
if (!dw->fetch)
{
/* Ack successful completed save with message_DATA_LOAD immediately
to reduce the chance of the target app getting confused by it
being delayed */
ro_gui_download_send_dataload(dw);
schedule(200, ro_gui_download_window_destroy_wrapper, dw);
}
}
/**
* Start of save operation, user has specified where the file should be saved.
*
* \param dw download window
* \param file_name pathname of destination file
* \return true iff save successfully initiated
*/
bool ro_gui_download_save(struct gui_download_window *dw, const char *file_name)
{
char temp_name[40];
os_error *error;
wimp_caret caret;
if (dw->saved || dw->error)
return true;
snprintf(temp_name, sizeof temp_name, "<Wimp$ScrapDir>.ns%x",
(unsigned int) dw);
/* close temporary file */
if (dw->file) {
error = xosfind_closew(dw->file);
dw->file = 0;
if (error) {
LOG(("xosfind_closew: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
if (dw->fetch)
fetch_abort(dw->fetch);
gui_download_window_error(dw, error->errmess);
return false;
}
}
/* move or copy temporary file to destination file */
error = xosfscontrol_rename(temp_name, file_name);
/* Errors from a filing system have number 0x1XXnn, where XX is the FS
* number, and nn the error number. 0x9F is "Not same disc". */
if (error && (error->errnum == error_BAD_RENAME ||
(error->errnum & 0xFF00FFu) == 0x1009Fu)) {
/* rename failed: copy with delete */
error = xosfscontrol_copy(temp_name, file_name,
osfscontrol_COPY_FORCE |
osfscontrol_COPY_DELETE |
osfscontrol_COPY_LOOK,
0, 0, 0, 0, 0);
if (error) {
LOG(("xosfscontrol_copy: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
if (dw->fetch)
fetch_abort(dw->fetch);
gui_download_window_error(dw, error->errmess);
return false;
}
} else if (error) {
LOG(("xosfscontrol_rename: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
if (dw->fetch)
fetch_abort(dw->fetch);
gui_download_window_error(dw, error->errmess);
return false;
}
if (dw->fetch) {
/* open new destination file if still fetching */
error = xosfile_write(file_name, 0xdeaddead, 0xdeaddead,
fileswitch_ATTR_OWNER_READ |
fileswitch_ATTR_OWNER_WRITE);
if (error) {
LOG(("xosfile_write: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
}
error = xosfind_openupw(osfind_NO_PATH | osfind_ERROR_IF_DIR,
file_name, 0, &dw->file);
if (error) {
LOG(("xosfind_openupw: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
if (dw->fetch)
fetch_abort(dw->fetch);
gui_download_window_error(dw, error->errmess);
return false;
}
error = xosargs_set_ptrw(dw->file, dw->received);
if (error) {
LOG(("xosargs_set_ptrw: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
if (dw->fetch)
fetch_abort(dw->fetch);
gui_download_window_error(dw, error->errmess);
return false;
}
} else {
/* otherwise just set the file type */
error = xosfile_set_type(file_name,
dw->file_type);
if (error) {
LOG(("xosfile_set_type: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
}
}
dw->saved = true;
strncpy(dw->path, file_name, sizeof dw->path);
/* hide writeable path icon and show destination icon */
error = xwimp_set_icon_state(dw->window, ICON_DOWNLOAD_PATH,
wimp_ICON_DELETED, wimp_ICON_DELETED);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
error = xwimp_set_icon_state(dw->window,
ICON_DOWNLOAD_DESTINATION, 0, wimp_ICON_DELETED);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
/* hide the caret but preserve input focus */
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 == dw->window) {
error = xwimp_set_caret_position(dw->window, (wimp_i)-1, 0, 0, 1 << 25, -1);
if (error) {
LOG(("xwimp_get_caret_position: 0x%x : %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
}
return true;
}
/**
* Send DataLoad message in response to DataSaveAck, informing the
* target application that the transfer is complete.
*
* \param dw download window
*/
void ro_gui_download_send_dataload(struct gui_download_window *dw)
{
/* Ack successful save with message_DATA_LOAD */
wimp_message *message = &dw->save_message;
os_error *error;
assert(dw->send_dataload);
dw->send_dataload = false;
message->action = message_DATA_LOAD;
message->your_ref = message->my_ref;
error = xwimp_send_message_to_window(wimp_USER_MESSAGE, message,
message->data.data_xfer.w,
message->data.data_xfer.i, 0);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
schedule(200, ro_gui_download_window_destroy_wrapper, dw);
}
/**
* Close a download window and free any related resources.
*
* \param dw download window
* \param quit destroying because we're quitting the whole app
* \return true iff window destroyed, not waiting for user confirmation
*/
bool ro_gui_download_window_destroy(struct gui_download_window *dw, bool quit)
{
bool safe = dw->saved && !dw->fetch;
char temp_name[40];
os_error *error;
if (!safe && !dw->close_confirmed)
{
if (dw->query != QUERY_INVALID && dw->query_quit != quit) {
query_close(dw->query);
dw->query = QUERY_INVALID;
}
dw->query_quit = quit;
if (dw->query == QUERY_INVALID)
dw->query = query_user(quit ? "QuitDownload" : "AbortDownload",
NULL, &close_funcs, dw);
else
ro_gui_query_window_bring_to_front(dw->query);
return false;
}
schedule_remove(ro_gui_download_update_status_wrapper, dw);
schedule_remove(ro_gui_download_window_destroy_wrapper, dw);
/* remove from list */
if (dw->prev)
dw->prev->next = dw->next;
else
download_window_list = dw->next;
if (dw->next)
dw->next->prev = dw->prev;
/* delete window */
error = xwimp_delete_window(dw->window);
if (error) {
LOG(("xwimp_delete_window: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
/* close download file */
if (dw->file) {
error = xosfind_closew(dw->file);
if (error) {
LOG(("xosfind_closew: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
}
}
/* delete temporary file */
if (!dw->saved) {
snprintf(temp_name, sizeof temp_name, "<Wimp$ScrapDir>.ns%x",
(unsigned int) dw);
error = xosfile_delete(temp_name, 0, 0, 0, 0, 0);
if (error) {
LOG(("xosfile_delete: 0x%x: %s",
error->errnum, error->errmess));
warn_user("SaveError", error->errmess);
}
}
if (dw->fetch)
fetch_abort(dw->fetch);
free(dw);
return true;
}
/**
* Wrapper for ro_gui_download_window_destroy(), suitable for schedule().
*/
void ro_gui_download_window_destroy_wrapper(void *p)
{
struct gui_download_window *dw = p;
if (dw->query != QUERY_INVALID)
query_close(dw->query);
dw->query = QUERY_INVALID;
dw->close_confirmed = true;
ro_gui_download_window_destroy(dw, false);
}
/**
* User has opted to cancel the close, leaving the download to continue.
*/
void ro_gui_download_close_cancelled(query_id id, enum query_response res, void *p)
{
struct gui_download_window *dw = p;
dw->query = QUERY_INVALID;
}
/**
* Download aborted, close window and tidy up.
*/
void ro_gui_download_close_confirmed(query_id id, enum query_response res, void *p)
{
struct gui_download_window *dw = (struct gui_download_window *)p;
dw->query = QUERY_INVALID;
dw->close_confirmed = true;
if (dw->query_quit) {
/* destroy all our downloads */
while (download_window_list)
ro_gui_download_window_destroy_wrapper(download_window_list);
/* and restart the shutdown */
if (ro_gui_prequit())
netsurf_quit = true;
}
else
ro_gui_download_window_destroy(dw, false);
}
/**
* Respond to PreQuit message, displaying a prompt message if we need
* the user to confirm the shutdown.
*
* \return true iff we can shutdown straightaway
*/
bool ro_gui_download_prequit(void)
{
while (download_window_list)
{
if (!ro_gui_download_window_destroy(download_window_list, true))
return false; /* awaiting user confirmation */
}
return true;
}
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