kopia lustrzana https://gitlab.com/sane-project/backends
1400 wiersze
37 KiB
C
1400 wiersze
37 KiB
C
/* gtk/SANE-glue -- gtk interfacing routines for SANE
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Uses the SANE library.
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Copyright (C) 1997 David Mosberger and Tristan Tarrant
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#ifdef _AIX
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# include <lalloca.h> /* MUST come first for AIX! */
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#endif
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#include <sane/config.h>
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#include <lalloca.h>
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#include <assert.h>
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#include <errno.h>
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#include <memory.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h> /* Apollo/DomainOS needs this _before_ sys/stat.h */
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#include <sys/stat.h>
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#include <gtkglue.h>
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#include <preferences.h>
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#include <sane/sane.h>
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#include <sane/saneopts.h>
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int gsg_message_dialog_active = 0;
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/* forward declarations: */
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static void panel_rebuild (GSGDialog * dialog);
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static const char *
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unit_string (SANE_Unit unit)
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{
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double d;
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switch (unit)
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{
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case SANE_UNIT_NONE: return "none";
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case SANE_UNIT_PIXEL: return "pixel";
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case SANE_UNIT_BIT: return "bit";
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case SANE_UNIT_DPI: return "dpi";
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case SANE_UNIT_PERCENT: return "%";
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case SANE_UNIT_MM:
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d = preferences.length_unit;
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if (d > 9.9 && d < 10.1)
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return "cm";
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else if (d > 25.3 && d < 25.5)
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return "in";
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return "mm";
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case SANE_UNIT_MICROSECOND: return "\265s";
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}
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return 0;
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}
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static void
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set_tooltip (GtkTooltips *tooltips, GtkWidget *widget, const char *desc)
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{
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if (desc && desc[0])
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#ifdef HAVE_GTK_TOOLTIPS_SET_TIPS
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/* pre 0.99.4: */
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gtk_tooltips_set_tips (tooltips, widget, (char *) desc);
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#else
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gtk_tooltips_set_tip (tooltips, widget, desc, 0);
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#endif
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}
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int
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gsg_make_path (size_t buf_size, char *buf,
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const char *prog_name,
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const char *prefix, const char *dev_name,
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const char *postfix)
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{
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struct passwd *pw;
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size_t len, extra;
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int i;
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/* first, make sure ~/.sane exists: */
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pw = getpwuid (getuid ());
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if (!pw)
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{
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snprintf (buf, buf_size, "Failed to determine home directory: %s.",
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strerror (errno));
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gsg_error (buf);
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return -1;
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}
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snprintf (buf, buf_size, "%s/.sane", pw->pw_dir);
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mkdir (buf, 0777); /* ensure ~/.sane directory exists */
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len = strlen (buf);
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if (prog_name)
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{
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extra = strlen (prog_name);
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if (len + extra + 1 >= buf_size)
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goto filename_too_long;
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buf[len++] = '/';
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memcpy (buf + len, prog_name, extra);
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len += extra;
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buf[len] = '\0';
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mkdir (buf, 0777); /* ensure ~/.sane/PROG_NAME directory exists */
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}
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if (len >= buf_size)
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goto filename_too_long;
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buf[len++] = '/';
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if (prefix)
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{
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extra = strlen (prefix);
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if (len + extra >= buf_size)
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goto filename_too_long;
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memcpy (buf + len, prefix, extra);
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len += extra;
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}
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if (dev_name)
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{
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/* Turn devicename into valid filename by replacing slashes by
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"+-". A lonely `+' gets translated into "++" so we can tell
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it from a substituted slash. */
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for (i = 0; dev_name[i]; ++i)
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{
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if (len + 2 >= buf_size)
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goto filename_too_long;
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switch (dev_name[i])
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{
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case '/':
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buf[len++] = '+';
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buf[len++] = '-';
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break;
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case '+':
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buf[len++] = '+';
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default:
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buf[len++] = dev_name[i];
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break;
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}
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}
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}
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if (postfix)
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{
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extra = strlen (postfix);
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if (len + extra >= buf_size)
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goto filename_too_long;
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memcpy (buf + len, postfix, extra);
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len += extra;
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}
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if (len >= buf_size)
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goto filename_too_long;
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buf[len++] = '\0';
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return 0;
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filename_too_long:
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gsg_error ("Filename too long.");
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errno = E2BIG;
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return -1;
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}
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static void
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set_option (GSGDialog * dialog, int opt_num, void *val, SANE_Action action)
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{
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SANE_Status status;
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SANE_Int info;
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char buf[256];
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status = sane_control_option (dialog->dev, opt_num, action, val, &info);
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if (status != SANE_STATUS_GOOD)
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{
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snprintf (buf, sizeof (buf), "Failed to set value of option %s: %s.",
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sane_get_option_descriptor (dialog->dev, opt_num)->name,
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sane_strstatus (status));
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gsg_error (buf);
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return;
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}
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if (info & SANE_INFO_RELOAD_OPTIONS)
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{
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panel_rebuild (dialog);
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if (dialog->option_reload_callback)
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(*dialog->option_reload_callback) (dialog, dialog->option_reload_arg);
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}
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if ((info & SANE_INFO_RELOAD_PARAMS) && dialog->param_change_callback)
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(*dialog->param_change_callback) (dialog, dialog->param_change_arg);
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}
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void
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gsg_close_dialog_callback (GtkWidget * widget, gpointer data)
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{
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gtk_widget_destroy (data);
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gsg_message_dialog_active = 0;
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}
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void
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gsg_message (gchar *title, gchar *message)
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{
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GtkWidget *main_vbox, *label;
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GtkWidget *button, *message_dialog;
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if (gsg_message_dialog_active)
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{
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fprintf (stderr, "%s: %s\n", title, message);
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return;
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}
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gsg_message_dialog_active = 1;
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message_dialog = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_position (GTK_WINDOW (message_dialog), GTK_WIN_POS_MOUSE);
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gtk_window_set_title (GTK_WINDOW (message_dialog), title);
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/* create the main vbox */
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main_vbox = gtk_vbox_new (TRUE, 5);
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gtk_container_border_width (GTK_CONTAINER (main_vbox), 5);
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gtk_widget_show (main_vbox);
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gtk_container_add (GTK_CONTAINER (message_dialog), main_vbox);
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/* the message */
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label = gtk_label_new (message);
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gtk_container_add (GTK_CONTAINER (main_vbox), label);
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gtk_widget_show (label);
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/* the confirmation button */
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button = gtk_button_new_with_label ("OK");
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gtk_signal_connect (GTK_OBJECT (button), "clicked",
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(GtkSignalFunc) gsg_close_dialog_callback,
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message_dialog);
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gtk_container_add (GTK_CONTAINER (main_vbox), button);
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gtk_widget_show (button);
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gtk_widget_show (message_dialog);
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}
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void
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gsg_error (gchar * error)
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{
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gsg_message ("Error", error);
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}
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void
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gsg_warning (gchar * warning)
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{
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gsg_message ("Warning", warning);
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}
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static void
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get_filename_button_clicked (GtkWidget *w, gpointer data)
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{
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int *clicked = data;
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*clicked = 1;
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}
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int
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gsg_get_filename (const char *label, const char *default_name,
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size_t max_len, char *filename)
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{
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int cancel = 0, ok = 0;
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GtkWidget *filesel;
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filesel = gtk_file_selection_new ((char *) label);
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gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (filesel)->cancel_button),
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"clicked", (GtkSignalFunc) get_filename_button_clicked,
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&cancel);
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gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (filesel)->ok_button),
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"clicked", (GtkSignalFunc) get_filename_button_clicked,
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&ok);
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if (default_name)
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gtk_file_selection_set_filename (GTK_FILE_SELECTION (filesel),
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(char *) default_name);
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gtk_widget_show (filesel);
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while (!cancel && !ok)
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{
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if (!gtk_events_pending ())
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usleep (100000);
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gtk_main_iteration ();
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}
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if (ok)
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{
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size_t len, cwd_len;
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char *cwd;
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strncpy (filename,
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gtk_file_selection_get_filename (GTK_FILE_SELECTION (filesel)),
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max_len - 1);
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filename[max_len - 1] = '\0';
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len = strlen (filename);
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cwd = alloca (len + 2);
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getcwd (cwd, len + 1);
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cwd_len = strlen (cwd);
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cwd[cwd_len++] = '/';
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cwd[cwd_len] = '\0';
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if (strncmp (filename, cwd, cwd_len) == 0)
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memcpy (filename, filename + cwd_len, len - cwd_len + 1);
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}
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gtk_widget_destroy (filesel);
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return cancel ? -1 : 0;
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}
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static gint
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autobutton_update (GtkWidget * widget, GSGDialogElement * elem)
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{
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GSGDialog *dialog = elem->dialog;
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int opt_num = elem - dialog->element;
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const SANE_Option_Descriptor *opt;
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SANE_Status status;
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SANE_Word val;
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char buf[256];
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opt = sane_get_option_descriptor (dialog->dev, opt_num);
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if (GTK_TOGGLE_BUTTON (widget)->active)
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set_option (dialog, opt_num, 0, SANE_ACTION_SET_AUTO);
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else
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{
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status = sane_control_option (dialog->dev, opt_num,
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SANE_ACTION_GET_VALUE, &val, 0);
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if (status != SANE_STATUS_GOOD)
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{
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snprintf (buf, sizeof (buf),
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"Failed to obtain value of option %s: %s.",
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opt->name, sane_strstatus (status));
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gsg_error (buf);
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}
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set_option (dialog, opt_num, &val, SANE_ACTION_SET_VALUE);
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}
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return FALSE;
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}
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static void
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autobutton_new (GtkWidget *parent, GSGDialogElement *elem,
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GtkWidget *label, GtkTooltips *tooltips)
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{
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GtkWidget *button, *alignment;
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button = gtk_check_button_new ();
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gtk_container_border_width (GTK_CONTAINER (button), 0);
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gtk_widget_set_usize (button, 20, 20);
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gtk_signal_connect (GTK_OBJECT (button), "toggled",
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(GtkSignalFunc) autobutton_update,
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elem);
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set_tooltip (tooltips, button, "Turns on automatic mode.");
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alignment = gtk_alignment_new (0.0, 1.0, 0.5, 0.5);
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gtk_container_add (GTK_CONTAINER (alignment), button);
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gtk_box_pack_end (GTK_BOX (parent), label, FALSE, FALSE, 0);
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gtk_box_pack_end (GTK_BOX (parent), alignment, FALSE, FALSE, 2);
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gtk_widget_show (alignment);
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gtk_widget_show (button);
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}
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static gint
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button_update (GtkWidget * widget, GSGDialogElement * elem)
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{
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GSGDialog *dialog = elem->dialog;
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int opt_num = elem - dialog->element;
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const SANE_Option_Descriptor *opt;
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SANE_Word val = SANE_FALSE;
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opt = sane_get_option_descriptor (dialog->dev, opt_num);
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if (GTK_TOGGLE_BUTTON (widget)->active)
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val = SANE_TRUE;
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set_option (dialog, opt_num, &val, SANE_ACTION_SET_VALUE);
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return FALSE;
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}
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static void
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button_new (GtkWidget * parent, const char *name, SANE_Word val,
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GSGDialogElement * elem, GtkTooltips *tooltips, const char *desc)
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{
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GtkWidget *button;
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button = gtk_check_button_new_with_label ((char *) name);
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gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (button), val);
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gtk_signal_connect (GTK_OBJECT (button), "toggled",
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(GtkSignalFunc) button_update,
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elem);
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gtk_box_pack_start (GTK_BOX (parent), button, FALSE, TRUE, 0);
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gtk_widget_show (button);
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set_tooltip (tooltips, button, desc);
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elem->widget = button;
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}
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static void
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scale_update (GtkAdjustment * adj_data, GSGDialogElement * elem)
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{
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const SANE_Option_Descriptor *opt;
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GSGDialog *dialog = elem->dialog;
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SANE_Word val, new_val;
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int opt_num;
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double d;
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opt_num = elem - dialog->element;
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opt = sane_get_option_descriptor (dialog->dev, opt_num);
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switch (opt->type)
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{
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case SANE_TYPE_INT:
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val = adj_data->value + 0.5;
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break;
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case SANE_TYPE_FIXED:
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d = adj_data->value;
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if (opt->unit == SANE_UNIT_MM)
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d *= preferences.length_unit;
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val = SANE_FIX (d);
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break;
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default:
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fprintf (stderr, "scale_update: unknown type %d\n", opt->type);
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return;
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}
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set_option (dialog, opt_num, &val, SANE_ACTION_SET_VALUE);
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sane_control_option (dialog->dev, opt_num, SANE_ACTION_GET_VALUE, &new_val,
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0);
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if (new_val != val)
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{
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val = new_val;
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goto value_changed;
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}
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return; /* value didn't change */
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value_changed:
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switch (opt->type)
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{
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case SANE_TYPE_INT:
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adj_data->value = val;
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break;
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case SANE_TYPE_FIXED:
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d = SANE_UNFIX (val);
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if (opt->unit == SANE_UNIT_MM)
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d /= preferences.length_unit;
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adj_data->value = d;
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break;
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default:
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break;
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}
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/* Let widget know that value changed _again_. This must converge
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quickly---otherwise things would get very slow very quickly (as
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in "infinite recursion"): */
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gtk_signal_emit_by_name (GTK_OBJECT (adj_data), "value_changed");
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return;
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}
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static void
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scale_new (GtkWidget * parent, const char *name, gfloat val,
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gfloat min, gfloat max, gfloat quant, int automatic,
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GSGDialogElement * elem, GtkTooltips *tooltips, const char *desc)
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{
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GtkWidget *hbox, *label, *scale;
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hbox = gtk_hbox_new (FALSE, 2);
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gtk_container_border_width (GTK_CONTAINER (hbox), 0);
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gtk_box_pack_start (GTK_BOX (parent), hbox, FALSE, FALSE, 0);
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label = gtk_label_new ((char *) name);
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gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 2);
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elem->data = gtk_adjustment_new (val, min, max, quant, 1.0, 0.0);
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scale = gtk_hscale_new (GTK_ADJUSTMENT (elem->data));
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set_tooltip (tooltips, scale, desc);
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gtk_widget_set_usize (scale, 200, 0);
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if (automatic)
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autobutton_new (hbox, elem, scale, tooltips);
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else
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gtk_box_pack_end (GTK_BOX (hbox), scale, FALSE, FALSE, 0);
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gtk_range_set_update_policy (GTK_RANGE (scale), GTK_UPDATE_CONTINUOUS);
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gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_TOP);
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if (quant - (int) quant == 0.0)
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gtk_scale_set_digits (GTK_SCALE (scale), 0);
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else
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/* one place behind decimal point */
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gtk_scale_set_digits (GTK_SCALE (scale), 1);
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|
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gtk_signal_connect (elem->data, "value_changed",
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(GtkSignalFunc) scale_update, elem);
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gtk_widget_show (label);
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gtk_widget_show (scale);
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gtk_widget_show (hbox);
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|
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elem->widget = scale;
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}
|
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|
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static void
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push_button_callback (GtkWidget * widget, gpointer data)
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{
|
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GSGDialogElement *elem = data;
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GSGDialog *dialog = elem->dialog;
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int opt_num;
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|
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opt_num = elem - dialog->element;
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set_option (dialog, opt_num, 0, SANE_ACTION_SET_VALUE);
|
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}
|
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|
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static int
|
|
option_menu_lookup (GSGMenuItem menu_items[], const char *string)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; strcmp (menu_items[i].label, string) != 0; ++i);
|
|
return i;
|
|
}
|
|
|
|
static void
|
|
option_menu_callback (GtkWidget * widget, gpointer data)
|
|
{
|
|
GSGMenuItem *menu_item = data;
|
|
GSGDialogElement *elem = menu_item->elem;
|
|
const SANE_Option_Descriptor *opt;
|
|
GSGDialog *dialog = elem->dialog;
|
|
int opt_num;
|
|
double dval;
|
|
SANE_Word val;
|
|
void *valp = &val;
|
|
|
|
opt_num = elem - dialog->element;
|
|
opt = sane_get_option_descriptor (dialog->dev, opt_num);
|
|
switch (opt->type)
|
|
{
|
|
case SANE_TYPE_INT:
|
|
sscanf (menu_item->label, "%d", &val);
|
|
break;
|
|
|
|
case SANE_TYPE_FIXED:
|
|
sscanf (menu_item->label, "%lg", &dval);
|
|
val = SANE_FIX (dval);
|
|
break;
|
|
|
|
case SANE_TYPE_STRING:
|
|
valp = menu_item->label;
|
|
break;
|
|
|
|
default:
|
|
fprintf (stderr, "option_menu_callback: unexpected type %d\n",
|
|
opt->type);
|
|
break;
|
|
}
|
|
set_option (dialog, opt_num, valp, SANE_ACTION_SET_VALUE);
|
|
}
|
|
|
|
static void
|
|
option_menu_new (GtkWidget *parent, const char *name, char *str_list[],
|
|
const char *val, GSGDialogElement * elem,
|
|
GtkTooltips *tooltips, const char *desc)
|
|
{
|
|
GtkWidget *hbox, *label, *option_menu, *menu, *item;
|
|
GSGMenuItem *menu_items;
|
|
int i, num_items;
|
|
|
|
hbox = gtk_hbox_new (FALSE, 2);
|
|
gtk_container_border_width (GTK_CONTAINER (hbox), 0);
|
|
gtk_box_pack_start (GTK_BOX (parent), hbox, FALSE, FALSE, 0);
|
|
|
|
label = gtk_label_new ((char *) name);
|
|
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 2);
|
|
|
|
for (num_items = 0; str_list[num_items]; ++num_items);
|
|
menu_items = malloc (num_items * sizeof (menu_items[0]));
|
|
|
|
menu = gtk_menu_new ();
|
|
for (i = 0; i < num_items; ++i)
|
|
{
|
|
item = gtk_menu_item_new_with_label (str_list[i]);
|
|
gtk_container_add (GTK_CONTAINER (menu), item);
|
|
gtk_signal_connect (GTK_OBJECT (item), "activate",
|
|
(GtkSignalFunc) option_menu_callback,
|
|
menu_items + i);
|
|
|
|
gtk_widget_show (item);
|
|
|
|
menu_items[i].label = str_list[i];
|
|
menu_items[i].elem = elem;
|
|
menu_items[i].index = i;
|
|
}
|
|
|
|
option_menu = gtk_option_menu_new ();
|
|
gtk_box_pack_end (GTK_BOX (hbox), option_menu, FALSE, FALSE, 2);
|
|
gtk_option_menu_set_menu (GTK_OPTION_MENU (option_menu), menu);
|
|
gtk_option_menu_set_history (GTK_OPTION_MENU (option_menu),
|
|
option_menu_lookup (menu_items, val));
|
|
set_tooltip (tooltips, option_menu, desc);
|
|
|
|
gtk_widget_show (label);
|
|
gtk_widget_show (option_menu);
|
|
gtk_widget_show (hbox);
|
|
|
|
elem->widget = option_menu;
|
|
elem->menu_size = num_items;
|
|
elem->menu = menu_items;
|
|
}
|
|
|
|
static void
|
|
text_entry_callback (GtkWidget *w, gpointer data)
|
|
{
|
|
GSGDialogElement *elem = data;
|
|
const SANE_Option_Descriptor *opt;
|
|
GSGDialog *dialog = elem->dialog;
|
|
gchar *text;
|
|
int opt_num;
|
|
char *buf;
|
|
|
|
opt_num = elem - dialog->element;
|
|
opt = sane_get_option_descriptor (dialog->dev, opt_num);
|
|
|
|
buf = alloca (opt->size);
|
|
buf[0] = '\0';
|
|
|
|
text = gtk_entry_get_text (GTK_ENTRY (elem->widget));
|
|
if (text)
|
|
strncpy (buf, text, opt->size);
|
|
buf[opt->size - 1] = '\0';
|
|
|
|
set_option (dialog, opt_num, buf, SANE_ACTION_SET_VALUE);
|
|
|
|
if (strcmp (buf, text) != 0)
|
|
/* the backend modified the option value; update widget: */
|
|
gtk_entry_set_text (GTK_ENTRY (elem->widget), buf);
|
|
}
|
|
|
|
static void
|
|
text_entry_new (GtkWidget * parent, const char *name, const char *val,
|
|
GSGDialogElement * elem,
|
|
GtkTooltips *tooltips, const char *desc)
|
|
{
|
|
GtkWidget *hbox, *text, *label;
|
|
|
|
hbox = gtk_hbox_new (FALSE, 2);
|
|
gtk_container_border_width (GTK_CONTAINER (hbox), 0);
|
|
gtk_box_pack_start (GTK_BOX (parent), hbox, FALSE, FALSE, 0);
|
|
|
|
label = gtk_label_new ((char *) name);
|
|
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 2);
|
|
|
|
text = gtk_entry_new ();
|
|
gtk_entry_set_text (GTK_ENTRY (text), (char *) val);
|
|
gtk_box_pack_start (GTK_BOX (hbox), text, FALSE, TRUE, 0);
|
|
gtk_signal_connect (GTK_OBJECT (text), "changed",
|
|
(GtkSignalFunc) text_entry_callback, elem);
|
|
set_tooltip (tooltips, text, desc);
|
|
|
|
gtk_widget_show (hbox);
|
|
gtk_widget_show (label);
|
|
gtk_widget_show (text);
|
|
|
|
elem->widget = text;
|
|
}
|
|
|
|
static GtkWidget *
|
|
group_new (GtkWidget *parent, const char * title)
|
|
{
|
|
GtkWidget * frame, * vbox;
|
|
|
|
frame = gtk_frame_new ((char *) title);
|
|
gtk_container_border_width (GTK_CONTAINER (frame), 4);
|
|
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
|
|
gtk_box_pack_start (GTK_BOX (parent), frame, FALSE, FALSE, 0);
|
|
|
|
vbox = gtk_vbox_new (FALSE, 4);
|
|
gtk_container_border_width (GTK_CONTAINER (vbox), 2);
|
|
gtk_container_add (GTK_CONTAINER (frame), vbox);
|
|
gtk_widget_show (vbox);
|
|
return vbox;
|
|
}
|
|
|
|
static GtkWidget*
|
|
curve_new (GSGDialog *dialog, int optnum)
|
|
{
|
|
const SANE_Option_Descriptor * opt;
|
|
gfloat fmin, fmax, val, *vector;
|
|
SANE_Word *optval, min, max;
|
|
GtkWidget *curve, *gamma;
|
|
SANE_Status status;
|
|
SANE_Handle dev;
|
|
int i, optlen;
|
|
|
|
gamma = gtk_gamma_curve_new ();
|
|
curve = GTK_GAMMA_CURVE (gamma)->curve;
|
|
dev = dialog->dev;
|
|
|
|
opt = sane_get_option_descriptor (dev, optnum);
|
|
optlen = opt->size / sizeof (SANE_Word);
|
|
vector = alloca (optlen * (sizeof (vector[0]) + sizeof (optval[0])));
|
|
optval = (SANE_Word *) (vector + optlen);
|
|
|
|
min = max = 0;
|
|
switch (opt->constraint_type)
|
|
{
|
|
case SANE_CONSTRAINT_RANGE:
|
|
min = opt->constraint.range->min;
|
|
max = opt->constraint.range->max;
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_WORD_LIST:
|
|
if (opt->constraint.word_list[0] > 1)
|
|
{
|
|
min = max = opt->constraint.word_list[1];
|
|
for (i = 2; i < opt->constraint.word_list[0]; ++i)
|
|
{
|
|
if (opt->constraint.word_list[i] < min)
|
|
min = opt->constraint.word_list[i];
|
|
if (opt->constraint.word_list[i] > max)
|
|
max = opt->constraint.word_list[i];
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
if (min == max)
|
|
{
|
|
fprintf (stderr,
|
|
"curve_new: warning: option `%s' has no value constraint\n",
|
|
opt->name);
|
|
fmin = 0;
|
|
fmax = 255;
|
|
}
|
|
else if (opt->type == SANE_TYPE_FIXED)
|
|
{
|
|
fmin = SANE_UNFIX (min);
|
|
fmax = SANE_UNFIX (max);
|
|
}
|
|
else
|
|
{
|
|
fmin = min;
|
|
fmax = max;
|
|
}
|
|
gtk_curve_set_range (GTK_CURVE (curve), 0, optlen - 1, fmin, fmax);
|
|
|
|
status = sane_control_option (dev, optnum, SANE_ACTION_GET_VALUE,
|
|
optval, 0);
|
|
if (status == SANE_STATUS_GOOD)
|
|
{
|
|
for (i = 0; i < optlen; ++i)
|
|
{
|
|
if (opt->type == SANE_TYPE_FIXED)
|
|
val = SANE_UNFIX (optval[i]);
|
|
else
|
|
val = optval[i];
|
|
vector[i] = val;
|
|
}
|
|
gtk_curve_set_vector (GTK_CURVE (curve), optlen, vector);
|
|
}
|
|
else
|
|
gtk_widget_set_sensitive (gamma, FALSE);
|
|
|
|
return gamma;
|
|
}
|
|
|
|
static void
|
|
vector_new (GSGDialog * dialog, GtkWidget *vbox, int num_vopts, int *vopts)
|
|
{
|
|
GtkWidget *notebook, *label, *curve;
|
|
const SANE_Option_Descriptor *opt;
|
|
int i;
|
|
|
|
notebook = gtk_notebook_new ();
|
|
gtk_container_border_width (GTK_CONTAINER (notebook), 4);
|
|
gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0);
|
|
|
|
for (i = 0; i < num_vopts; ++i)
|
|
{
|
|
opt = sane_get_option_descriptor (dialog->dev, vopts[i]);
|
|
|
|
label = gtk_label_new ((char *) opt->title);
|
|
vbox = gtk_vbox_new (/* homogeneous */ FALSE, 0);
|
|
gtk_notebook_append_page (GTK_NOTEBOOK (notebook), vbox, label);
|
|
gtk_widget_show (vbox);
|
|
gtk_widget_show (label);
|
|
|
|
curve = curve_new (dialog, vopts[i]);
|
|
gtk_container_border_width (GTK_CONTAINER (curve), 4);
|
|
gtk_box_pack_start (GTK_BOX (vbox), curve, TRUE, TRUE, 0);
|
|
gtk_widget_show (curve);
|
|
|
|
dialog->element[vopts[i]].widget = curve;
|
|
}
|
|
gtk_widget_show (notebook);
|
|
}
|
|
|
|
static void
|
|
panel_destroy (GSGDialog * dialog)
|
|
{
|
|
const SANE_Option_Descriptor *opt;
|
|
GSGDialogElement *elem;
|
|
int i, j;
|
|
|
|
#ifdef HAVE_GTK_TOOLTIPS_SET_TIPS
|
|
/* pre 0.99.4: */
|
|
gtk_tooltips_unref (dialog->tooltips);
|
|
#else
|
|
gtk_object_unref (GTK_OBJECT (dialog->tooltips));
|
|
#endif
|
|
gtk_widget_destroy (dialog->main_hbox);
|
|
|
|
/* free the menu labels of integer/fix-point word-lists: */
|
|
for (i = 0; i < dialog->num_elements; ++i)
|
|
{
|
|
if (dialog->element[i].menu)
|
|
{
|
|
opt = sane_get_option_descriptor (dialog->dev, i);
|
|
elem = dialog->element + i;
|
|
if (opt->type != SANE_TYPE_STRING)
|
|
for (j = 0; j < elem->menu_size; ++j)
|
|
if (elem->menu[j].label)
|
|
{
|
|
free (elem->menu[j].label);
|
|
elem->menu[j].label = 0;
|
|
}
|
|
free (elem->menu);
|
|
elem->menu = 0;
|
|
}
|
|
}
|
|
memset (dialog->element, 0,
|
|
dialog->num_elements*sizeof (dialog->element[0]));
|
|
}
|
|
|
|
static void
|
|
panel_build (GSGDialog * dialog)
|
|
{
|
|
GtkWidget *main_hbox, *standard_vbox, *advanced_vbox, *option_vbox;
|
|
GtkWidget *parent, *vbox, *button, *label;
|
|
const SANE_Option_Descriptor *opt;
|
|
SANE_Handle dev = dialog->dev;
|
|
double dval, dmin, dmax, dquant;
|
|
char *buf, str[16], title[256];
|
|
GSGDialogElement *elem;
|
|
SANE_Word quant, val;
|
|
SANE_Status status;
|
|
SANE_Int num_words;
|
|
char **str_list;
|
|
int i, j;
|
|
int num_vector_opts = 0, *vector_opts;
|
|
|
|
main_hbox = gtk_hbox_new (FALSE, 2);
|
|
|
|
option_vbox = gtk_vbox_new (FALSE, 2);
|
|
gtk_box_pack_start (GTK_BOX (main_hbox), option_vbox, FALSE, FALSE, 0);
|
|
gtk_widget_show (option_vbox);
|
|
|
|
/* standard options vbox */
|
|
|
|
standard_vbox = gtk_vbox_new (/* homogeneous */ FALSE, 0);
|
|
gtk_widget_show (standard_vbox);
|
|
gtk_box_pack_start (GTK_BOX (option_vbox), standard_vbox, FALSE, FALSE, 0);
|
|
|
|
/* advanced options page */
|
|
|
|
advanced_vbox = gtk_vbox_new (/* homogeneous */ FALSE, 0);
|
|
gtk_box_pack_start (GTK_BOX (option_vbox), advanced_vbox, TRUE, TRUE, 0);
|
|
|
|
/* use black as foreground: */
|
|
dialog->tooltips = gtk_tooltips_new ();
|
|
dialog->tooltips_fg.red = 0;
|
|
dialog->tooltips_fg.green = 0;
|
|
dialog->tooltips_fg.blue = 0;
|
|
/* postit yellow (khaki) as background: */
|
|
gdk_color_alloc (gtk_widget_get_colormap (main_hbox), &dialog->tooltips_fg);
|
|
dialog->tooltips_bg.red = 61669;
|
|
dialog->tooltips_bg.green = 59113;
|
|
dialog->tooltips_bg.blue = 35979;
|
|
gdk_color_alloc (gtk_widget_get_colormap (main_hbox), &dialog->tooltips_bg);
|
|
gtk_tooltips_set_colors (dialog->tooltips,
|
|
&dialog->tooltips_bg, &dialog->tooltips_fg);
|
|
gsg_set_tooltips (dialog, preferences.tooltips_enabled);
|
|
|
|
gtk_container_add (GTK_CONTAINER (dialog->window), main_hbox);
|
|
dialog->main_hbox = main_hbox;
|
|
dialog->advanced_vbox = advanced_vbox;
|
|
|
|
/* reset well-known options: */
|
|
dialog->well_known.preview = -1;
|
|
dialog->well_known.dpi = -1;
|
|
dialog->well_known.coord[GSG_TL_X] = -1;
|
|
dialog->well_known.coord[GSG_TL_Y] = -1;
|
|
dialog->well_known.coord[GSG_BR_X] = -1;
|
|
dialog->well_known.coord[GSG_BR_Y] = -1;
|
|
|
|
vector_opts = alloca (dialog->num_elements * sizeof (int));
|
|
|
|
parent = standard_vbox;
|
|
for (i = 1; i < dialog->num_elements; ++i)
|
|
{
|
|
opt = sane_get_option_descriptor (dev, i);
|
|
if (!SANE_OPTION_IS_ACTIVE (opt->cap))
|
|
continue;
|
|
|
|
/* pick up well-known options as we go: */
|
|
if (opt->name)
|
|
{
|
|
if (strcmp (opt->name, SANE_NAME_PREVIEW) == 0
|
|
&& opt->type == SANE_TYPE_BOOL)
|
|
{
|
|
dialog->well_known.preview = i;
|
|
continue;
|
|
}
|
|
else if (strcmp (opt->name, SANE_NAME_SCAN_RESOLUTION) == 0
|
|
&& opt->unit == SANE_UNIT_DPI
|
|
&& (opt->type == SANE_TYPE_INT
|
|
|| opt->type == SANE_TYPE_FIXED))
|
|
dialog->well_known.dpi = i;
|
|
else if (strcmp (opt->name, SANE_NAME_SCAN_TL_X) == 0)
|
|
dialog->well_known.coord[GSG_TL_X] = i;
|
|
else if (strcmp (opt->name, SANE_NAME_SCAN_TL_Y) == 0)
|
|
dialog->well_known.coord[GSG_TL_Y] = i;
|
|
else if (strcmp (opt->name, SANE_NAME_SCAN_BR_X) == 0)
|
|
dialog->well_known.coord[GSG_BR_X] = i;
|
|
else if (strcmp (opt->name, SANE_NAME_SCAN_BR_Y) == 0)
|
|
dialog->well_known.coord[GSG_BR_Y] = i;
|
|
}
|
|
|
|
elem = dialog->element + i;
|
|
elem->dialog = dialog;
|
|
|
|
if (opt->unit == SANE_UNIT_NONE)
|
|
strncpy (title, opt->title, sizeof (title));
|
|
else
|
|
snprintf (title, sizeof (title),
|
|
"%s [%s]", opt->title, unit_string (opt->unit));
|
|
|
|
switch (opt->type)
|
|
{
|
|
case SANE_TYPE_GROUP:
|
|
/* group a set of options */
|
|
vbox = standard_vbox;
|
|
if (opt->cap & SANE_CAP_ADVANCED)
|
|
vbox = advanced_vbox;
|
|
parent = group_new (vbox, title);
|
|
elem->widget = parent;
|
|
break;
|
|
|
|
case SANE_TYPE_BOOL:
|
|
if ((opt->cap & SANE_CAP_ADVANCED) && !dialog->advanced)
|
|
break;
|
|
assert (opt->size == sizeof (SANE_Word));
|
|
status = sane_control_option (dialog->dev, i, SANE_ACTION_GET_VALUE,
|
|
&val, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
goto get_value_failed;
|
|
|
|
button_new (parent, title, val, elem, dialog->tooltips, opt->desc);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
case SANE_TYPE_INT:
|
|
if ((opt->cap & SANE_CAP_ADVANCED) && !dialog->advanced)
|
|
break;
|
|
if (opt->size != sizeof (SANE_Word))
|
|
{
|
|
vector_opts[num_vector_opts++] = i;
|
|
break;
|
|
}
|
|
status = sane_control_option (dialog->dev, i, SANE_ACTION_GET_VALUE,
|
|
&val, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
goto get_value_failed;
|
|
|
|
switch (opt->constraint_type)
|
|
{
|
|
case SANE_CONSTRAINT_RANGE:
|
|
/* use a scale */
|
|
quant = opt->constraint.range->quant;
|
|
if (quant == 0)
|
|
quant = 1;
|
|
scale_new (parent, title, val,
|
|
opt->constraint.range->min,
|
|
opt->constraint.range->max, quant,
|
|
(opt->cap & SANE_CAP_AUTOMATIC), elem,
|
|
dialog->tooltips, opt->desc);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_WORD_LIST:
|
|
/* use a "list-selection" widget */
|
|
num_words = opt->constraint.word_list[0];
|
|
str_list = malloc ((num_words + 1) * sizeof (str_list[0]));
|
|
for (j = 0; j < num_words; ++j)
|
|
{
|
|
sprintf (str, "%d", opt->constraint.word_list[j + 1]);
|
|
str_list[j] = strdup (str);
|
|
}
|
|
str_list[j] = 0;
|
|
sprintf (str, "%d", val);
|
|
option_menu_new (parent, title, str_list, str, elem,
|
|
dialog->tooltips, opt->desc);
|
|
free (str_list);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
default:
|
|
fprintf (stderr, "panel_build: unknown constraint %d!\n",
|
|
opt->constraint_type);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case SANE_TYPE_FIXED:
|
|
if ((opt->cap & SANE_CAP_ADVANCED) && !dialog->advanced)
|
|
break;
|
|
if (opt->size != sizeof (SANE_Word))
|
|
{
|
|
vector_opts[num_vector_opts++] = i;
|
|
break;
|
|
}
|
|
status = sane_control_option (dialog->dev, i, SANE_ACTION_GET_VALUE,
|
|
&val, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
goto get_value_failed;
|
|
|
|
switch (opt->constraint_type)
|
|
{
|
|
case SANE_CONSTRAINT_RANGE:
|
|
/* use a scale */
|
|
quant = opt->constraint.range->quant;
|
|
if (quant == 0)
|
|
quant = 1;
|
|
dval = SANE_UNFIX (val);
|
|
dmin = SANE_UNFIX (opt->constraint.range->min);
|
|
dmax = SANE_UNFIX (opt->constraint.range->max);
|
|
dquant = SANE_UNFIX (quant);
|
|
if (opt->unit == SANE_UNIT_MM)
|
|
{
|
|
dval /= preferences.length_unit;
|
|
dmin /= preferences.length_unit;
|
|
dmax /= preferences.length_unit;
|
|
dquant /= preferences.length_unit;
|
|
}
|
|
scale_new (parent, title, dval, dmin, dmax, dquant,
|
|
(opt->cap & SANE_CAP_AUTOMATIC), elem,
|
|
dialog->tooltips, opt->desc);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_WORD_LIST:
|
|
/* use a "list-selection" widget */
|
|
num_words = opt->constraint.word_list[0];
|
|
str_list = malloc ((num_words + 1) * sizeof (str_list[0]));
|
|
for (j = 0; j < num_words; ++j)
|
|
{
|
|
sprintf (str, "%g",
|
|
SANE_UNFIX (opt->constraint.word_list[j + 1]));
|
|
str_list[j] = strdup (str);
|
|
}
|
|
str_list[j] = 0;
|
|
sprintf (str, "%g", SANE_UNFIX (val));
|
|
option_menu_new (parent, title, str_list, str, elem,
|
|
dialog->tooltips, opt->desc);
|
|
free (str_list);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
default:
|
|
fprintf (stderr, "panel_build: unknown constraint %d!\n",
|
|
opt->constraint_type);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case SANE_TYPE_STRING:
|
|
if ((opt->cap & SANE_CAP_ADVANCED) && !dialog->advanced)
|
|
break;
|
|
buf = malloc (opt->size);
|
|
status = sane_control_option (dialog->dev, i, SANE_ACTION_GET_VALUE,
|
|
buf, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
{
|
|
free (buf);
|
|
goto get_value_failed;
|
|
}
|
|
|
|
switch (opt->constraint_type)
|
|
{
|
|
case SANE_CONSTRAINT_STRING_LIST:
|
|
/* use a "list-selection" widget */
|
|
option_menu_new (parent, title,
|
|
(char **) opt->constraint.string_list, buf,
|
|
elem, dialog->tooltips, opt->desc);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_NONE:
|
|
text_entry_new (parent, title, buf, elem,
|
|
dialog->tooltips, opt->desc);
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
default:
|
|
fprintf (stderr, "panel_build: unknown constraint %d!\n",
|
|
opt->constraint_type);
|
|
break;
|
|
}
|
|
free (buf);
|
|
break;
|
|
|
|
case SANE_TYPE_BUTTON:
|
|
if ((opt->cap & SANE_CAP_ADVANCED) && !dialog->advanced)
|
|
break;
|
|
button = gtk_button_new ();
|
|
gtk_signal_connect (GTK_OBJECT (button), "clicked",
|
|
(GtkSignalFunc) push_button_callback, elem);
|
|
set_tooltip (dialog->tooltips, button, opt->desc);
|
|
|
|
label = gtk_label_new (title);
|
|
gtk_container_add (GTK_CONTAINER (button), label);
|
|
|
|
gtk_box_pack_start (GTK_BOX (parent), button, FALSE, TRUE, 0);
|
|
|
|
gtk_widget_show (label);
|
|
gtk_widget_show (button);
|
|
|
|
elem->widget = button;
|
|
gtk_widget_show (parent->parent);
|
|
break;
|
|
|
|
default:
|
|
fprintf (stderr, "panel_build: Unknown type %d\n", opt->type);
|
|
break;
|
|
}
|
|
continue;
|
|
|
|
get_value_failed:
|
|
{
|
|
char msg[256];
|
|
|
|
sprintf (msg, "Failed to obtain value of option %s: %s.",
|
|
opt->name, sane_strstatus (status));
|
|
gsg_error (msg);
|
|
}
|
|
}
|
|
|
|
/* now add in vector editor, if necessary: */
|
|
|
|
if (num_vector_opts)
|
|
vector_new (dialog, main_hbox, num_vector_opts, vector_opts);
|
|
|
|
if (dialog->advanced)
|
|
gtk_widget_show (dialog->advanced_vbox);
|
|
else
|
|
gtk_widget_hide (dialog->advanced_vbox);
|
|
gtk_widget_show (main_hbox);
|
|
}
|
|
|
|
/* When an setting an option changes the dialog, everything may
|
|
change: the option titles, the activity-status of the option, its
|
|
constraints or what not. Thus, rather than trying to be clever in
|
|
detecting what exactly changed, we use a brute-force method of
|
|
rebuilding the entire dialog. */
|
|
static void
|
|
panel_rebuild (GSGDialog * dialog)
|
|
{
|
|
panel_destroy (dialog);
|
|
panel_build (dialog);
|
|
}
|
|
|
|
GSGDialog *
|
|
gsg_create_dialog (GtkWidget * window, const char *device_name,
|
|
GSGCallback option_reload_callback, void *option_reload_arg,
|
|
GSGCallback param_change_callback, void *param_change_arg)
|
|
{
|
|
SANE_Int num_elements;
|
|
GSGDialog *dialog;
|
|
SANE_Status status;
|
|
SANE_Handle dev;
|
|
char buf[256];
|
|
|
|
status = sane_open (device_name, &dev);
|
|
if (status != SANE_STATUS_GOOD)
|
|
{
|
|
sprintf (buf, "Failed to open device `%s': %s.",
|
|
device_name, sane_strstatus (status));
|
|
gsg_error (buf);
|
|
return 0;
|
|
}
|
|
|
|
if (sane_control_option (dev, 0, SANE_ACTION_GET_VALUE, &num_elements, 0)
|
|
!= SANE_STATUS_GOOD)
|
|
{
|
|
gsg_error ("Error obtaining option count.");
|
|
sane_close (dev);
|
|
return 0;
|
|
}
|
|
|
|
dialog = malloc (sizeof (*dialog));
|
|
memset (dialog, 0, sizeof (*dialog));
|
|
|
|
dialog->window = window;
|
|
dialog->dev = dev;
|
|
dialog->dev_name = strdup (device_name);
|
|
dialog->num_elements = num_elements;
|
|
dialog->option_reload_callback = option_reload_callback;
|
|
dialog->option_reload_arg = option_reload_arg;
|
|
dialog->param_change_callback = param_change_callback;
|
|
dialog->param_change_arg = param_change_arg;
|
|
dialog->advanced = preferences.advanced;
|
|
|
|
dialog->element = malloc (num_elements * sizeof (dialog->element[0]));
|
|
memset (dialog->element, 0, num_elements * sizeof (dialog->element[0]));
|
|
|
|
panel_build (dialog);
|
|
return dialog;
|
|
}
|
|
|
|
void
|
|
gsg_refresh_dialog (GSGDialog *dialog)
|
|
{
|
|
panel_rebuild (dialog);
|
|
if (dialog->param_change_callback)
|
|
(*dialog->param_change_callback) (dialog, dialog->param_change_arg);
|
|
}
|
|
|
|
void
|
|
gsg_update_scan_window (GSGDialog *dialog)
|
|
{
|
|
const SANE_Option_Descriptor *opt;
|
|
double old_val, new_val;
|
|
GSGDialogElement *elem;
|
|
SANE_Status status;
|
|
SANE_Word word;
|
|
int i, optnum;
|
|
char str[64];
|
|
|
|
for (i = 0; i < 4; ++i)
|
|
if (dialog->well_known.coord[i] > 0)
|
|
{
|
|
optnum = dialog->well_known.coord[i];
|
|
elem = dialog->element + optnum;
|
|
opt = sane_get_option_descriptor (dialog->dev, optnum);
|
|
|
|
status = sane_control_option (dialog->dev, optnum,
|
|
SANE_ACTION_GET_VALUE,
|
|
&word, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
continue; /* sliently ignore errors */
|
|
|
|
switch (opt->constraint_type)
|
|
{
|
|
case SANE_CONSTRAINT_RANGE:
|
|
if (opt->type == SANE_TYPE_INT)
|
|
{
|
|
old_val = GTK_ADJUSTMENT (elem->data)->value;
|
|
new_val = word;
|
|
GTK_ADJUSTMENT (elem->data)->value = new_val;
|
|
}
|
|
else
|
|
{
|
|
old_val = GTK_ADJUSTMENT (elem->data)->value;
|
|
new_val = SANE_UNFIX (word);
|
|
if (opt->unit == SANE_UNIT_MM)
|
|
new_val /= preferences.length_unit;
|
|
GTK_ADJUSTMENT (elem->data)->value = new_val;
|
|
}
|
|
if (old_val != new_val)
|
|
gtk_signal_emit_by_name (GTK_OBJECT (elem->data),
|
|
"value_changed");
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_WORD_LIST:
|
|
if (opt->type == SANE_TYPE_INT)
|
|
sprintf (str, "%d", word);
|
|
else
|
|
sprintf (str, "%g", SANE_UNFIX (word));
|
|
/* XXX maybe we should call this only when the value changes... */
|
|
gtk_option_menu_set_history (GTK_OPTION_MENU (elem->widget),
|
|
option_menu_lookup (elem->menu, str));
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Ensure sure the device has up-to-date option values. Except for
|
|
vectors, all option values are kept current. Vectors are
|
|
downloaded into the device during this call. */
|
|
void
|
|
gsg_sync (GSGDialog *dialog)
|
|
{
|
|
const SANE_Option_Descriptor *opt;
|
|
gfloat val, *vector;
|
|
SANE_Word *optval;
|
|
int i, j, optlen;
|
|
GtkWidget *curve;
|
|
|
|
for (i = 1; i < dialog->num_elements; ++i)
|
|
{
|
|
opt = sane_get_option_descriptor (dialog->dev, i);
|
|
if (!SANE_OPTION_IS_ACTIVE (opt->cap))
|
|
continue;
|
|
|
|
if (opt->type != SANE_TYPE_INT &&
|
|
opt->type != SANE_TYPE_FIXED)
|
|
continue;
|
|
|
|
if (opt->size == sizeof (SANE_Word))
|
|
continue;
|
|
|
|
/* ok, we're dealing with an active vector */
|
|
|
|
optlen = opt->size / sizeof (SANE_Word);
|
|
optval = alloca (optlen * sizeof (optval[0]));
|
|
vector = alloca (optlen * sizeof (vector[0]));
|
|
|
|
curve = GTK_GAMMA_CURVE (dialog->element[i].widget)->curve;
|
|
gtk_curve_get_vector (GTK_CURVE (curve), optlen, vector);
|
|
for (j = 0; j < optlen; ++j)
|
|
{
|
|
val = vector[j];
|
|
if (opt->type == SANE_TYPE_FIXED)
|
|
optval[j] = SANE_FIX (val);
|
|
else
|
|
optval[j] = val + 0.5;
|
|
}
|
|
|
|
set_option (dialog, i, optval, SANE_ACTION_SET_VALUE);
|
|
}
|
|
}
|
|
|
|
void
|
|
gsg_set_advanced (GSGDialog *dialog, int advanced)
|
|
{
|
|
dialog->advanced = advanced;
|
|
panel_rebuild (dialog);
|
|
}
|
|
|
|
void
|
|
gsg_set_tooltips (GSGDialog *dialog, int enable)
|
|
{
|
|
if (!dialog->tooltips)
|
|
return;
|
|
|
|
if (enable)
|
|
gtk_tooltips_enable (dialog->tooltips);
|
|
else
|
|
gtk_tooltips_disable (dialog->tooltips);
|
|
}
|
|
|
|
void
|
|
gsg_set_sensitivity (GSGDialog *dialog, int sensitive)
|
|
{
|
|
const SANE_Option_Descriptor *opt;
|
|
int i;
|
|
|
|
for (i = 0; i < dialog->num_elements; ++i)
|
|
{
|
|
opt = sane_get_option_descriptor (dialog->dev, i);
|
|
|
|
if (!SANE_OPTION_IS_ACTIVE (opt->cap)
|
|
|| opt->type == SANE_TYPE_GROUP
|
|
|| !dialog->element[i].widget)
|
|
continue;
|
|
|
|
if (!(opt->cap & SANE_CAP_ALWAYS_SETTABLE))
|
|
gtk_widget_set_sensitive (dialog->element[i].widget, sensitive);
|
|
}
|
|
}
|
|
|
|
void
|
|
gsg_destroy_dialog (GSGDialog * dialog)
|
|
{
|
|
SANE_Handle dev = dialog->dev;
|
|
|
|
panel_destroy (dialog);
|
|
free ((void *) dialog->dev_name);
|
|
free (dialog->element);
|
|
free (dialog);
|
|
|
|
sane_close (dev);
|
|
}
|