netsurf/gtk/gtk_download.c

780 lines
23 KiB
C

/*
* Copyright 2008 Michael Lester <element3260@gmail.com>
*
* 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 <stdlib.h>
#include <string.h>
#include <math.h>
#include <gtk/gtk.h>
#include <glib/gstdio.h>
#include "utils/log.h"
#include "utils/utils.h"
#include "utils/url.h"
#include "utils/messages.h"
#include "content/fetch.h"
#include "desktop/gui.h"
#include "gtk/gtk_gui.h"
#include "gtk/gtk_scaffolding.h"
#include "gtk/options.h"
#include "gtk/gtk_download.h"
#define UPDATE_RATE 500 /* In milliseconds */
#define GLADE_NAME "downloads.glade"
static GtkWindow *nsgtk_download_window, *nsgtk_download_parent;
static GtkProgressBar *nsgtk_download_progress_bar;
static GtkTreeView *nsgtk_download_tree;
static GtkListStore *nsgtk_download_store;
static GtkTreeSelection *nsgtk_download_selection;
static GtkTreeIter nsgtk_download_iter;
static GTimer *nsgtk_downloads_timer;
static GList *nsgtk_downloads_list, *nsgtk_download_buttons;
static gint nsgtk_downloads_num_active;
static gchar* status_messages[] = { NULL, "gtkWorking", "gtkError",
"gtkComplete", "gtkCanceled" };
static gboolean nsgtk_download_hide(GtkWidget *window);
static GtkTreeView *nsgtk_download_tree_view_new(GladeXML *gladeFile);
static void nsgtk_download_tree_view_row_activated(GtkTreeView *tree,
GtkTreePath *path, GtkTreeViewColumn *column, gpointer data);
static gint nsgtk_download_sort(GtkTreeModel *model, GtkTreeIter *a,
GtkTreeIter *b, gpointer userdata);
static gboolean nsgtk_download_update(gboolean force_update);
static void nsgtk_download_do(nsgtk_download_selection_action action);
static void nsgtk_download_store_update_item(struct gui_download_window *dl);
static void nsgtk_download_store_create_item (struct gui_download_window *dl);
static void nsgtk_download_store_clear_item (struct gui_download_window *dl);
static void nsgtk_download_store_cancel_item (struct gui_download_window *dl);
static void nsgtk_download_sensitivity_evaluate(
GtkTreeSelection *selection);
static void nsgtk_download_sensitivity_update_buttons(
nsgtk_download_actions sensitivity);
static void nsgtk_download_change_sensitivity(
struct gui_download_window *dl, nsgtk_download_actions sens);
static void nsgtk_download_change_status (
struct gui_download_window *dl, nsgtk_download_status status);
static gchar* nsgtk_download_dialog_show (gchar *filename, gchar *domain,
const gchar *size);
static gchar* nsgtk_download_info_to_string (struct gui_download_window *dl);
static gchar* nsgtk_download_time_to_string (gint seconds);
static gboolean nsgtk_download_handle_error (GError *error);
void nsgtk_download_init()
{
gchar *glade_location = g_strconcat(res_dir_location, GLADE_NAME, NULL);
GladeXML *gladeFile = glade_xml_new(glade_location, NULL, NULL);
g_free(glade_location);
nsgtk_download_buttons =
glade_xml_get_widget_prefix(gladeFile, "button");
nsgtk_download_progress_bar = GTK_PROGRESS_BAR(glade_xml_get_widget(
gladeFile, "progressBar"));
nsgtk_download_window = GTK_WINDOW(glade_xml_get_widget(gladeFile,
"wndDownloads"));
nsgtk_download_parent = NULL;
gtk_window_set_transient_for(GTK_WINDOW(nsgtk_download_window),
nsgtk_download_parent);
gtk_window_set_destroy_with_parent(GTK_WINDOW(nsgtk_download_window),
FALSE);
nsgtk_downloads_timer = g_timer_new();
nsgtk_download_tree = nsgtk_download_tree_view_new(gladeFile);
nsgtk_download_store = gtk_list_store_new(NSGTK_DOWNLOAD_N_COLUMNS,
G_TYPE_INT, /* % complete */
G_TYPE_STRING, /* Description */
G_TYPE_STRING, /* Time remaining */
G_TYPE_STRING, /* Speed */
G_TYPE_INT, /* Pulse */
G_TYPE_STRING, /* Status */
G_TYPE_POINTER /* Download structure */
);
gtk_tree_view_set_model(nsgtk_download_tree,
GTK_TREE_MODEL(nsgtk_download_store));
gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(nsgtk_download_store),
NSGTK_DOWNLOAD_STATUS,
(GtkTreeIterCompareFunc) nsgtk_download_sort, NULL, NULL);
gtk_tree_sortable_set_sort_column_id(
GTK_TREE_SORTABLE(nsgtk_download_store),
NSGTK_DOWNLOAD_STATUS, GTK_SORT_ASCENDING);
g_object_unref(nsgtk_download_store);
nsgtk_download_selection =
gtk_tree_view_get_selection(nsgtk_download_tree);
gtk_tree_selection_set_mode(nsgtk_download_selection,
GTK_SELECTION_MULTIPLE);
g_signal_connect(G_OBJECT(nsgtk_download_selection), "changed",
G_CALLBACK(nsgtk_download_sensitivity_evaluate), NULL);
g_signal_connect(nsgtk_download_tree, "row-activated",
G_CALLBACK(nsgtk_download_tree_view_row_activated),
NULL);
g_signal_connect_swapped(glade_xml_get_widget(gladeFile, "buttonClear"),
"clicked", G_CALLBACK(nsgtk_download_do),
nsgtk_download_store_clear_item);
g_signal_connect_swapped(glade_xml_get_widget(gladeFile, "buttonCancel"),
"clicked", G_CALLBACK(nsgtk_download_do),
nsgtk_download_store_cancel_item);
g_signal_connect(G_OBJECT(nsgtk_download_window), "delete-event",
G_CALLBACK(nsgtk_download_hide), NULL);
}
void nsgtk_download_destroy ()
{
nsgtk_download_do(nsgtk_download_store_cancel_item);
}
bool nsgtk_check_for_downloads (GtkWindow *parent)
{
if (nsgtk_downloads_num_active != 0) {
GtkWidget *dialog;
dialog = gtk_message_dialog_new_with_markup(parent,
GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING,
GTK_BUTTONS_NONE,
"<big><b>%s</b></big>\n\n"
"<small>%s</small>", messages_get("gtkQuit"),
messages_get("gtkDownloadsRunning"));
gtk_dialog_add_buttons(GTK_DIALOG(dialog), "gtk-cancel",
GTK_RESPONSE_CANCEL, "gtk-quit",
GTK_RESPONSE_CLOSE, NULL);
gint response = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
if (response == GTK_RESPONSE_CANCEL)
return true;
}
return false;
}
void nsgtk_download_show(GtkWindow *parent)
{
gtk_window_set_transient_for(nsgtk_download_window,
nsgtk_download_parent);
gtk_window_present(nsgtk_download_window);
}
gboolean nsgtk_download_hide (GtkWidget *window)
{
gtk_widget_hide(window);
return TRUE;
}
struct gui_download_window *gui_download_window_create(const char *url,
const char *mime_type, struct fetch *fetch,
unsigned int total_size, struct gui_window *gui)
{
gchar *domain;
gchar *filename;
gchar *destination;
gboolean unknown_size = total_size == 0;
const gchar *size = (total_size == 0 ?
messages_get("gtkUnknownSize") :
human_friendly_bytesize(total_size));
nsgtk_download_parent = nsgtk_scaffolding_get_window(gui);
struct gui_download_window *download = malloc(sizeof *download);
if (url_nice(url, &filename, false) != URL_FUNC_OK)
strcpy(filename, messages_get("gtkUnknownFile"));
if (url_host(url, &domain) != URL_FUNC_OK)
strcpy(domain, messages_get("gtkUnknownHost"));
destination = nsgtk_download_dialog_show(filename, domain, size);
if (destination == NULL)
return NULL;
/* Add the new row and store the reference to it (which keeps track of
* the tree changes) */
gtk_list_store_prepend(nsgtk_download_store, &nsgtk_download_iter);
download->row = gtk_tree_row_reference_new(
GTK_TREE_MODEL(nsgtk_download_store),
gtk_tree_model_get_path(GTK_TREE_MODEL
(nsgtk_download_store), &nsgtk_download_iter));
download->fetch = fetch;
download->name = g_string_new(filename);
download->time_left = g_string_new("");
download->size_total = total_size;
download->size_downloaded = 0;
download->speed = 0;
download->start_time = g_timer_elapsed(nsgtk_downloads_timer, NULL);
download->time_remaining = -1;
download->status = NSGTK_DOWNLOAD_NONE;
download->filename = destination;
download->progress = 0;
download->error = NULL;
download->write = g_io_channel_new_file(destination, "w",
&download->error);
if (nsgtk_download_handle_error(download->error)) {
free(download);
return NULL;
}
g_io_channel_set_encoding(download->write, NULL,
&download->error);
nsgtk_download_change_sensitivity(download, NSGTK_DOWNLOAD_CANCEL);
nsgtk_download_store_create_item(download);
nsgtk_download_show(nsgtk_download_parent);
if (unknown_size)
nsgtk_download_change_status(download,
NSGTK_DOWNLOAD_WORKING);
if (nsgtk_downloads_num_active == 0)
g_timeout_add(UPDATE_RATE, (GSourceFunc)nsgtk_download_update,
FALSE);
nsgtk_downloads_list = g_list_prepend(nsgtk_downloads_list, download);
return download;
}
void gui_download_window_data(struct gui_download_window *dw, const char *data,
unsigned int size)
{
g_io_channel_write_chars(dw->write, data, size, NULL, &dw->error);
if (dw->error != NULL) {
dw->speed = 0;
dw->time_remaining = -1;
nsgtk_download_change_sensitivity(dw, NSGTK_DOWNLOAD_CLEAR);
nsgtk_download_change_status(dw, NSGTK_DOWNLOAD_ERROR);
nsgtk_download_update(TRUE);
fetch_abort(dw->fetch);
gtk_window_present(nsgtk_download_window);
return;
}
dw->size_downloaded += size;
}
void gui_download_window_error(struct gui_download_window *dw,
const char *error_msg)
{
}
void gui_download_window_done(struct gui_download_window *dw)
{
g_io_channel_shutdown(dw->write, TRUE, &dw->error);
g_io_channel_unref(dw->write);
dw->speed = 0;
dw->time_remaining = -1;
dw->progress = 100;
dw->size_total = dw->size_downloaded;
nsgtk_download_change_sensitivity(dw, NSGTK_DOWNLOAD_CLEAR);
nsgtk_download_change_status(dw, NSGTK_DOWNLOAD_COMPLETE);
if (option_downloads_clear)
nsgtk_download_store_clear_item(dw);
else
nsgtk_download_update(TRUE);
}
GtkTreeView* nsgtk_download_tree_view_new(GladeXML *gladeFile)
{
GtkTreeView *treeview = GTK_TREE_VIEW(glade_xml_get_widget(gladeFile,
"treeDownloads"));
GtkCellRenderer *renderer;
gchar *progress, *information, *speed, *remaining;
/* Progress column */
renderer = gtk_cell_renderer_progress_new();
gtk_tree_view_insert_column_with_attributes (treeview, -1,
messages_get("gtkProgress"), renderer, "value",
NSGTK_DOWNLOAD_PROGRESS, "pulse", NSGTK_DOWNLOAD_PULSE,
"text", NSGTK_DOWNLOAD_STATUS, NULL);
/* Information column */
renderer = gtk_cell_renderer_text_new();
g_object_set(G_OBJECT(renderer), "wrap-mode", PANGO_WRAP_WORD_CHAR,
"wrap-width", 300, NULL);
gtk_tree_view_insert_column_with_attributes (treeview, -1,
messages_get("gtkDetails"), renderer, "text",
NSGTK_DOWNLOAD_INFO, NULL);
gtk_tree_view_column_set_expand(gtk_tree_view_get_column(treeview,
NSGTK_DOWNLOAD_INFO), TRUE);
/* Time remaining column */
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes (treeview, -1,
messages_get("gtkRemaining"), renderer, "text",
NSGTK_DOWNLOAD_REMAINING, NULL);
/* Speed column */
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes (treeview, -1,
messages_get("gtkSpeed"), renderer, "text",
NSGTK_DOWNLOAD_SPEED, NULL);
return treeview;
}
void nsgtk_download_tree_view_row_activated(GtkTreeView *tree,
GtkTreePath *path, GtkTreeViewColumn *column, gpointer data)
{
GtkTreeModel *model;
GtkTreeIter iter;
model = gtk_tree_view_get_model(tree);
if (gtk_tree_model_get_iter(model, &iter, path)) {
/* TODO: This will be a context action (pause, start, clear) */
nsgtk_download_do(nsgtk_download_store_clear_item);
}
}
gint nsgtk_download_sort (GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b,
gpointer userdata)
{
struct gui_download_window *dl1, *dl2;
gtk_tree_model_get(model, a, NSGTK_DOWNLOAD, &dl1, -1);
gtk_tree_model_get(model, b, NSGTK_DOWNLOAD, &dl2, -1);
return dl1->status - dl2->status;
}
void nsgtk_download_do(nsgtk_download_selection_action action)
{
GList *rows, *dls = NULL;
GtkTreeModel *model = GTK_TREE_MODEL(nsgtk_download_store);
gboolean selection_exists = gtk_tree_selection_count_selected_rows(
nsgtk_download_selection);
if (selection_exists) {
rows = gtk_tree_selection_get_selected_rows(
nsgtk_download_selection, &model);
while (rows != NULL) {
struct gui_download_window *dl;
gtk_tree_model_get_iter(GTK_TREE_MODEL(
nsgtk_download_store),
&nsgtk_download_iter,
(GtkTreePath*)rows->data);
gtk_tree_model_get(GTK_TREE_MODEL(nsgtk_download_store),
&nsgtk_download_iter, NSGTK_DOWNLOAD,
&dl, -1);
dls = g_list_prepend(dls, dl);
rows = rows->next;
}
g_list_foreach(rows, (GFunc)gtk_tree_path_free, NULL);
g_list_foreach(rows, (GFunc)g_free, NULL);
g_list_free(rows);
} else
dls = g_list_copy(nsgtk_downloads_list);
g_list_foreach(dls, (GFunc)action, NULL);
g_list_free(dls);
}
gboolean nsgtk_download_update(gboolean force_update)
{
/* Be sure we need to update */
if (!GTK_WIDGET_VISIBLE(nsgtk_download_window))
return TRUE;
GList *list;
gchar *text;
gboolean update, pulse_mode = FALSE;
gint downloaded = 0, total = 0, dls = 0;
gfloat percent, elapsed = g_timer_elapsed(nsgtk_downloads_timer, NULL);
nsgtk_downloads_num_active = 0;
for (list = nsgtk_downloads_list; list != NULL; list = list->next) {
struct gui_download_window *dl = list->data;
update = force_update;
switch (dl->status) {
case NSGTK_DOWNLOAD_WORKING:
pulse_mode = TRUE;
case NSGTK_DOWNLOAD_NONE:
dl->speed = dl->size_downloaded /
(elapsed - dl->start_time);
if (dl->status == NSGTK_DOWNLOAD_NONE) {
dl->time_remaining = (dl->size_total -
dl->size_downloaded)/
dl->speed;
dl->progress = (gfloat)
dl->size_downloaded /
dl->size_total * 100;
} else
dl->progress++;
nsgtk_downloads_num_active++;
update = TRUE;
case NSGTK_DOWNLOAD_COMPLETE:
downloaded += dl->size_downloaded;
total += dl->size_total;
dls++;
}
if (update)
nsgtk_download_store_update_item(dl);
}
if (pulse_mode) {
text = g_strdup_printf(
messages_get(nsgtk_downloads_num_active > 1 ?
"gtkProgressBarPulse" :
"gtkProgressBarPulseSingle"),
nsgtk_downloads_num_active);
gtk_progress_bar_pulse(nsgtk_download_progress_bar);
gtk_progress_bar_set_text(nsgtk_download_progress_bar, text);
} else {
percent = total != 0 ? (gfloat)downloaded / total : 0;
text = g_strdup_printf(messages_get("gtkProgressBar"),
floor(percent*100), dls);
gtk_progress_bar_set_fraction(nsgtk_download_progress_bar,
percent);
gtk_progress_bar_set_text(nsgtk_download_progress_bar, text);
}
g_free(text);
if (nsgtk_downloads_num_active == 0)
return FALSE; /* Returning FALSE here cancels the g_timeout */
else
return TRUE;
}
void nsgtk_download_store_update_item (struct gui_download_window *dl)
{
gchar *info = nsgtk_download_info_to_string(dl);
gchar *speed = g_strconcat(human_friendly_bytesize(dl->speed), "/s",
NULL);
gchar *time = nsgtk_download_time_to_string(dl->time_remaining);
gboolean pulse = dl->status == NSGTK_DOWNLOAD_WORKING;
/* Updates iter (which is needed to set and get data) with the dl row */
gtk_tree_model_get_iter(GTK_TREE_MODEL(nsgtk_download_store),
&nsgtk_download_iter,
gtk_tree_row_reference_get_path(dl->row));
gtk_list_store_set(nsgtk_download_store, &nsgtk_download_iter,
NSGTK_DOWNLOAD_PULSE, pulse ? dl->progress : -1,
NSGTK_DOWNLOAD_PROGRESS, pulse ? 0 : dl->progress,
NSGTK_DOWNLOAD_INFO, info,
NSGTK_DOWNLOAD_SPEED, dl->speed == 0 ? "-" : speed,
NSGTK_DOWNLOAD_REMAINING, time,
NSGTK_DOWNLOAD, dl,
-1);
g_free(info);
g_free(speed);
g_free(time);
}
void nsgtk_download_store_create_item (struct gui_download_window *dl)
{
nsgtk_download_store_update_item(dl);
/* The iter has already been updated to this row */
gtk_list_store_set(nsgtk_download_store, &nsgtk_download_iter,
NSGTK_DOWNLOAD, dl, -1);
}
void nsgtk_download_store_clear_item (struct gui_download_window *dl)
{
if (dl->sensitivity & NSGTK_DOWNLOAD_CLEAR) {
nsgtk_downloads_list = g_list_remove(nsgtk_downloads_list, dl);
gtk_tree_model_get_iter(GTK_TREE_MODEL(nsgtk_download_store),
&nsgtk_download_iter,
gtk_tree_row_reference_get_path(dl->row));
gtk_list_store_remove(nsgtk_download_store,
&nsgtk_download_iter);
g_free(dl);
nsgtk_download_sensitivity_evaluate(nsgtk_download_selection);
nsgtk_download_update(FALSE);
}
}
void nsgtk_download_store_cancel_item (struct gui_download_window *dl)
{
if (dl->sensitivity & NSGTK_DOWNLOAD_CANCEL) {
dl->speed = 0;
dl->size_downloaded = 0;
dl->progress = 0;
dl->time_remaining = -1;
nsgtk_download_change_sensitivity(dl, NSGTK_DOWNLOAD_CLEAR);
nsgtk_download_change_status(dl, NSGTK_DOWNLOAD_CANCELED);
if (dl->fetch)
fetch_abort(dl->fetch);
g_unlink(dl->filename);
nsgtk_download_update(TRUE);
}
}
void nsgtk_download_sensitivity_evaluate (GtkTreeSelection *selection)
{
GtkTreeIter iter;
GList *rows;
gboolean selected = gtk_tree_selection_count_selected_rows(selection);
GtkTreeModel *model = GTK_TREE_MODEL(nsgtk_download_store);
nsgtk_download_actions sensitivity = 0;
struct gui_download_window *dl;
if (selected) {
rows = gtk_tree_selection_get_selected_rows(selection, &model);
while (rows != NULL) {
gtk_tree_model_get_iter(model, &iter,
(GtkTreePath*)rows->data);
gtk_tree_model_get(model, &iter, NSGTK_DOWNLOAD,
&dl, -1);
sensitivity |= dl->sensitivity;
rows = rows->next;
}
} else {
rows = nsgtk_downloads_list;
while (rows != NULL) {
dl = rows->data;
sensitivity |= (dl->sensitivity & NSGTK_DOWNLOAD_CLEAR);
rows = rows->next;
}
}
nsgtk_download_sensitivity_update_buttons(sensitivity);
}
void nsgtk_download_sensitivity_update_buttons(
nsgtk_download_actions sensitivity)
{
/* Glade seems to pack the buttons in an arbitrary order */
enum { PAUSE_BUTTON, CLEAR_BUTTON, CANCEL_BUTTON, RESUME_BUTTON };
gtk_widget_set_sensitive(g_list_nth_data(nsgtk_download_buttons,
PAUSE_BUTTON), sensitivity & NSGTK_DOWNLOAD_PAUSE);
gtk_widget_set_sensitive(g_list_nth_data(nsgtk_download_buttons,
CLEAR_BUTTON), sensitivity & NSGTK_DOWNLOAD_CLEAR);
gtk_widget_set_sensitive(g_list_nth_data(nsgtk_download_buttons,
CANCEL_BUTTON), sensitivity & NSGTK_DOWNLOAD_CANCEL);
gtk_widget_set_sensitive(g_list_nth_data(nsgtk_download_buttons,
RESUME_BUTTON), sensitivity & NSGTK_DOWNLOAD_RESUME);
}
void nsgtk_download_change_sensitivity(struct gui_download_window *dl,
nsgtk_download_actions sensitivity)
{
dl->sensitivity = sensitivity;
nsgtk_download_sensitivity_evaluate(nsgtk_download_selection);
}
void nsgtk_download_change_status (
struct gui_download_window *dl, nsgtk_download_status status)
{
dl->status = status;
if (status != NSGTK_DOWNLOAD_NONE) {
gtk_tree_model_get_iter(GTK_TREE_MODEL(nsgtk_download_store),
&nsgtk_download_iter,
gtk_tree_row_reference_get_path(dl->row));
gtk_list_store_set(nsgtk_download_store, &nsgtk_download_iter,
NSGTK_DOWNLOAD_STATUS,
messages_get(status_messages[status]), -1);
}
}
gchar* nsgtk_download_dialog_show (gchar *filename, gchar *domain,
const gchar *size)
{
enum { GTK_RESPONSE_DOWNLOAD, GTK_RESPONSE_SAVE_AS };
GtkWidget *dialog;
gchar *destination = NULL;
gchar *message = g_strdup(messages_get("gtkStartDownload"));
gchar *info = g_strdup_printf(messages_get("gtkInfo"), filename,
domain, size);
dialog = gtk_message_dialog_new_with_markup(nsgtk_download_parent,
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
"<span size=\"x-large\" weight=\"ultrabold\">%s</span>"
"\n\n<small>%s</small>",
message, info);
gtk_dialog_add_buttons(GTK_DIALOG(dialog), GTK_STOCK_SAVE,
GTK_RESPONSE_DOWNLOAD, GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE_AS,
GTK_RESPONSE_SAVE_AS, NULL);
gint result = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
g_free(message);
g_free(info);
switch (result) {
case GTK_RESPONSE_SAVE_AS: {
dialog = gtk_file_chooser_dialog_new
(messages_get("gtkSave"),
nsgtk_download_parent,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_current_name
(GTK_FILE_CHOOSER(dialog), filename);
gtk_file_chooser_set_current_folder
(GTK_FILE_CHOOSER(dialog),
option_downloads_directory);
gtk_file_chooser_set_do_overwrite_confirmation
(GTK_FILE_CHOOSER(dialog),
option_request_overwrite);
gint result = gtk_dialog_run(GTK_DIALOG(dialog));
if (result == GTK_RESPONSE_ACCEPT)
destination = gtk_file_chooser_get_filename
(GTK_FILE_CHOOSER(dialog));
gtk_widget_destroy(dialog);
break;
}
case GTK_RESPONSE_DOWNLOAD: {
destination = g_strconcat(option_downloads_directory,
"/", filename, NULL);
/* Test if file already exists and display overwrite
* confirmation if needed */
if (g_file_test(destination, G_FILE_TEST_EXISTS)
&& option_request_overwrite) {
message = g_strdup_printf(messages_get(
"gtkOverwrite"), filename);
info = g_strdup_printf(messages_get(
"gtkOverwriteInfo"),
option_downloads_directory);
dialog = gtk_message_dialog_new_with_markup(
nsgtk_download_parent,
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_CANCEL,
"<b>%s</b>",message);
gtk_message_dialog_format_secondary_markup(
GTK_MESSAGE_DIALOG(dialog),
info);
GtkWidget *button = gtk_dialog_add_button(
GTK_DIALOG(dialog),
"_Replace",
GTK_RESPONSE_DOWNLOAD);
gtk_button_set_image(GTK_BUTTON(button),
gtk_image_new_from_stock(
"gtk-save",
GTK_ICON_SIZE_BUTTON));
gint result = gtk_dialog_run(GTK_DIALOG(
dialog));
if (result == GTK_RESPONSE_CANCEL)
destination = NULL;
gtk_widget_destroy(dialog);
g_free(message);
g_free(info);
}
break;
}
}
return destination;
}
gchar* nsgtk_download_info_to_string (struct gui_download_window *dl)
{
gchar *size_info = g_strdup_printf(messages_get("gtkSizeInfo"),
human_friendly_bytesize(dl->size_downloaded),
dl->size_total == 0 ? messages_get("gtkUnknownSize") :
human_friendly_bytesize(dl->size_total));
if (dl->status != NSGTK_DOWNLOAD_ERROR)
return g_strdup_printf("%s\n%s",
dl->name->str, size_info);
else
return g_strdup_printf("%s\n%s", dl->name->str,
dl->error->message);
g_free(size_info);
}
gchar* nsgtk_download_time_to_string (gint seconds)
{
gint hours, minutes;
if (seconds < 0)
return g_strdup("-");
hours = seconds / 3600;
seconds -= hours * 3600;
minutes = seconds / 60;
seconds -= minutes * 60;
if (hours > 0)
return g_strdup_printf("%u:%02u:%02u", hours, minutes,
seconds);
else
return g_strdup_printf("%u:%02u", minutes, seconds);
}
gboolean nsgtk_download_handle_error (GError *error)
{
if (error != NULL) {
GtkWidget*dialog;
gchar *message = g_strdup_printf(messages_get("gtkFileError"),
error->message);
dialog = gtk_message_dialog_new_with_markup
(nsgtk_download_parent,
GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR,
GTK_BUTTONS_OK,
"<big><b>%s</b></big>\n\n"
"<small>%s</small>", messages_get("gtkFailed"),
message);
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
return TRUE;
}
return FALSE;
}