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/*
* This file is part of YAD.
*
* YAD 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; either version 3 of the License, or
* (at your option) any later version.
*
* YAD 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 YAD. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright (C) 2008-2019, Victor Ananjevsky <ananasik@gmail.com>
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
#include "yad.h"
static GtkWidget *progress_bar;
static GtkWidget *progress_log;
static GtkTextBuffer *log_buffer;
static gboolean
pulsate_progress_bar (gpointer user_data)
{
gtk_progress_bar_pulse (GTK_PROGRESS_BAR (progress_bar));
return TRUE;
}
static gboolean
handle_stdin (GIOChannel * channel, GIOCondition condition, gpointer data)
{
static guint pulsate_timeout = 0;
float percentage = 0.0;
if ((condition == G_IO_IN) || (condition == G_IO_IN + G_IO_HUP))
{
GString *string;
GError *err = NULL;
string = g_string_new (NULL);
if (options.progress_data.pulsate)
{
if (pulsate_timeout == 0)
pulsate_timeout = g_timeout_add (100, pulsate_progress_bar, NULL);
}
while (channel->is_readable != TRUE)
usleep (100);
do
{
gint status;
do
{
status = g_io_channel_read_line_string (channel, string, NULL, &err);
while (gtk_events_pending ())
gtk_main_iteration ();
}
while (status == G_IO_STATUS_AGAIN);
if (status != G_IO_STATUS_NORMAL)
{
if (err)
{
g_printerr ("yad_progress_handle_stdin(): %s\n", err->message);
g_error_free (err);
err = NULL;
}
/* stop handling */
g_io_channel_shutdown (channel, TRUE, NULL);
return FALSE;
}
if (string->str[0] == '#')
{
gchar *match;
/* We have a comment, so let's try to change the label or write it to the log */
match = g_strcompress (g_strstrip (string->str + 1));
if (options.progress_data.log)
{
gchar *logline;
GtkTextIter end;
logline = g_strdup_printf ("%s\n", match); /* add new line */
gtk_text_buffer_get_end_iter (log_buffer, &end);
gtk_text_buffer_insert (log_buffer, &end, logline, -1);
g_free (logline);
/* scroll to end */
while (gtk_events_pending ())
gtk_main_iteration ();
gtk_text_buffer_get_end_iter (log_buffer, &end);
gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (progress_log), &end, 0, FALSE, 0, 0);
}
else
{
if (!options.common_data.hide_text)
gtk_progress_bar_set_text (GTK_PROGRESS_BAR (progress_bar), match);
}
g_free (match);
}
else
{
if (g_ascii_isdigit (*(string->str)))
{
/* Now try to convert the thing to a number */
percentage = atoi (string->str);
if (percentage >= 100)
{
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (progress_bar), 1.0);
if (options.progress_data.autoclose && options.plug == -1)
yad_exit (options.data.def_resp);
}
else
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (progress_bar), percentage / 100.0);
}
}
}
while (g_io_channel_get_buffer_condition (channel) == G_IO_IN);
g_string_free (string, TRUE);
}
if ((condition != G_IO_IN) && (condition != G_IO_IN + G_IO_HUP))
{
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (progress_bar), 1.0);
if (options.progress_data.pulsate)
{
g_source_remove (pulsate_timeout);
pulsate_timeout = 0;
}
if (options.progress_data.autoclose && options.plug == -1)
yad_exit (options.data.def_resp);
g_io_channel_shutdown (channel, TRUE, NULL);
return FALSE;
}
return TRUE;
}
GtkWidget *
progress_create_widget_old (GtkWidget * dlg)
{
GtkWidget *w;
GIOChannel *channel;
// fix it when vertical specified
w = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
progress_bar = gtk_progress_bar_new ();
gtk_widget_set_name (progress_bar, "yad-progress-widget");
if (options.progress_data.log_on_top)
gtk_box_pack_end (GTK_BOX (w), progress_bar, FALSE, FALSE, 0);
else
gtk_box_pack_start (GTK_BOX (w), progress_bar, FALSE, FALSE, 0);
if (options.progress_data.percentage > 100)
options.progress_data.percentage = 100;
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (progress_bar), options.progress_data.percentage / 100.0);
if (options.progress_data.progress_text)
gtk_progress_bar_set_text (GTK_PROGRESS_BAR (progress_bar), options.progress_data.progress_text);
gtk_progress_bar_set_inverted (GTK_PROGRESS_BAR (progress_bar), options.progress_data.rtl);
if (options.progress_data.log)
{
GtkWidget *ex, *sw;
ex = gtk_expander_new (options.progress_data.log);
gtk_expander_set_spacing (GTK_EXPANDER (ex), 2);
gtk_expander_set_expanded (GTK_EXPANDER (ex), options.progress_data.log_expanded);
gtk_box_pack_start (GTK_BOX (w), ex, TRUE, TRUE, 2);
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_ETCHED_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), options.hscroll_policy, options.vscroll_policy);
gtk_scrolled_window_set_propagate_natural_height (GTK_SCROLLED_WINDOW (sw), TRUE);
gtk_container_add (GTK_CONTAINER (ex), sw);
progress_log = gtk_text_view_new ();
gtk_widget_set_name (progress_log, "yad-text-widget");
gtk_widget_set_size_request (progress_log, -1, options.progress_data.log_height);
gtk_container_add (GTK_CONTAINER (sw), progress_log);
log_buffer = gtk_text_buffer_new (NULL);
gtk_text_view_set_buffer (GTK_TEXT_VIEW (progress_log), log_buffer);
gtk_text_view_set_left_margin (GTK_TEXT_VIEW (progress_log), 5);
gtk_text_view_set_right_margin (GTK_TEXT_VIEW (progress_log), 5);
gtk_text_view_set_editable (GTK_TEXT_VIEW (progress_log), FALSE);
gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (progress_log), FALSE);
}
else
gtk_progress_bar_set_show_text (GTK_PROGRESS_BAR (progress_bar), !options.common_data.hide_text);
channel = g_io_channel_unix_new (0);
g_io_channel_set_encoding (channel, NULL, NULL);
g_io_channel_set_flags (channel, G_IO_FLAG_NONBLOCK, NULL);
g_io_add_watch (channel, G_IO_IN | G_IO_HUP, handle_stdin, dlg);
return w;
}