kopia lustrzana https://gitlab.com/sane-project/frontends
1526 wiersze
41 KiB
C
1526 wiersze
41 KiB
C
/* gtk/SANE-glue -- gtk interfacing routines for SANE
|
|
Uses the SANE library.
|
|
Copyright (C) 1997 David Mosberger and Tristan Tarrant
|
|
|
|
This program 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 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program 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, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
#ifdef _AIX
|
|
# include "../include/lalloca.h" /* MUST come first for AIX! */
|
|
#endif
|
|
|
|
#include "../include/sane/config.h"
|
|
#include "../include/lalloca.h"
|
|
|
|
#include <assert.h>
|
|
#include <errno.h>
|
|
#include <memory.h>
|
|
#include <pwd.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#include <sys/types.h> /* Apollo/DomainOS needs this _before_ sys/stat.h */
|
|
#include <sys/stat.h>
|
|
|
|
#include "gtkglue.h"
|
|
#include "../libgtk/gtk3curve.h"
|
|
#include "../libgtk/gtk3gamma.h"
|
|
#include "preferences.h"
|
|
#include <sane/sane.h>
|
|
#include <sane/saneopts.h>
|
|
|
|
#define DBG_fatal 0
|
|
#define DBG_error 1
|
|
#define DBG_warning 2
|
|
#define DBG_info 3
|
|
#define DBG_debug 4
|
|
|
|
#define BACKEND_NAME gtkglue
|
|
#include "../include/sane/sanei_debug.h"
|
|
|
|
int gsg_message_dialog_active = 0;
|
|
|
|
/* forward declarations: */
|
|
static void panel_rebuild (GSGDialog * dialog);
|
|
|
|
static const char *
|
|
unit_string (SANE_Unit unit)
|
|
{
|
|
double d;
|
|
|
|
switch (unit)
|
|
{
|
|
case SANE_UNIT_NONE:
|
|
return "none";
|
|
case SANE_UNIT_PIXEL:
|
|
return "pixel";
|
|
case SANE_UNIT_BIT:
|
|
return "bit";
|
|
case SANE_UNIT_DPI:
|
|
return "dpi";
|
|
case SANE_UNIT_PERCENT:
|
|
return "%";
|
|
case SANE_UNIT_MM:
|
|
d = preferences.length_unit;
|
|
if (d > 9.9 && d < 10.1)
|
|
return "cm";
|
|
else if (d > 25.3 && d < 25.5)
|
|
return "in";
|
|
return "mm";
|
|
case SANE_UNIT_MICROSECOND:
|
|
return "us";
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
gsg_widget_placement(GtkWidget *w,
|
|
GtkAlign halign,
|
|
GtkAlign valign,
|
|
int top,
|
|
int start,
|
|
int end,
|
|
int bottom)
|
|
{
|
|
gtk_widget_set_halign(w, halign);
|
|
gtk_widget_set_valign(w, valign);
|
|
gtk_widget_set_margin_top (w, top);
|
|
gtk_widget_set_margin_start (w, start);
|
|
gtk_widget_set_margin_end (w, end);
|
|
gtk_widget_set_margin_bottom (w, bottom);
|
|
}
|
|
|
|
static void
|
|
set_tooltip (GtkWidget * widget, const char *desc)
|
|
{
|
|
if (desc && desc[0])
|
|
gtk_widget_set_tooltip_text (widget, desc);
|
|
|
|
}
|
|
|
|
int
|
|
gsg_make_path (size_t buf_size, char *buf,
|
|
const char *prog_name,
|
|
const char *prefix, const char *dev_name, const char *postfix)
|
|
{
|
|
struct passwd *pw;
|
|
size_t len, extra;
|
|
int i;
|
|
|
|
/* first, make sure ~/.sane exists: */
|
|
pw = getpwuid (getuid ());
|
|
if (!pw)
|
|
{
|
|
snprintf (buf, buf_size, "Failed to determine home directory: %s.",
|
|
strerror (errno));
|
|
gsg_error (buf);
|
|
return -1;
|
|
}
|
|
snprintf (buf, buf_size, "%s/.sane", pw->pw_dir);
|
|
mkdir (buf, 0777); /* ensure ~/.sane directory exists */
|
|
|
|
len = strlen (buf);
|
|
|
|
if (prog_name)
|
|
{
|
|
extra = strlen (prog_name);
|
|
if (len + extra + 1 >= buf_size)
|
|
goto filename_too_long;
|
|
|
|
buf[len++] = '/';
|
|
memcpy (buf + len, prog_name, extra);
|
|
len += extra;
|
|
buf[len] = '\0';
|
|
mkdir (buf, 0777); /* ensure ~/.sane/PROG_NAME directory exists */
|
|
}
|
|
if (len >= buf_size)
|
|
goto filename_too_long;
|
|
|
|
buf[len++] = '/';
|
|
|
|
if (prefix)
|
|
{
|
|
extra = strlen (prefix);
|
|
if (len + extra >= buf_size)
|
|
goto filename_too_long;
|
|
|
|
memcpy (buf + len, prefix, extra);
|
|
len += extra;
|
|
}
|
|
|
|
if (dev_name)
|
|
{
|
|
/* Turn devicename into valid filename by replacing slashes by
|
|
"+-". A lonely `+' gets translated into "++" so we can tell
|
|
it from a substituted slash. */
|
|
|
|
for (i = 0; dev_name[i]; ++i)
|
|
{
|
|
if (len + 2 >= buf_size)
|
|
goto filename_too_long;
|
|
|
|
switch (dev_name[i])
|
|
{
|
|
case '/':
|
|
buf[len++] = '+';
|
|
buf[len++] = '-';
|
|
break;
|
|
|
|
#ifdef HAVE_OS2_H
|
|
case ':': /* OS2 can not handle colons in filenames */
|
|
buf[len++] = '+';
|
|
buf[len++] = '_';
|
|
break;
|
|
#endif
|
|
|
|
case '+':
|
|
buf[len++] = '+';
|
|
default:
|
|
buf[len++] = dev_name[i];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (postfix)
|
|
{
|
|
extra = strlen (postfix);
|
|
if (len + extra >= buf_size)
|
|
goto filename_too_long;
|
|
memcpy (buf + len, postfix, extra);
|
|
len += extra;
|
|
}
|
|
if (len >= buf_size)
|
|
goto filename_too_long;
|
|
|
|
buf[len++] = '\0';
|
|
return 0;
|
|
|
|
filename_too_long:
|
|
gsg_error ("Filename too long.");
|
|
errno = E2BIG;
|
|
return -1;
|
|
}
|
|
|
|
static void
|
|
set_option (GSGDialog * dialog, int opt_num, void *val, SANE_Action action)
|
|
{
|
|
SANE_Status status;
|
|
SANE_Int info;
|
|
char buf[256];
|
|
|
|
status = sane_control_option (dialog->dev, opt_num, action, val, &info);
|
|
if (status != SANE_STATUS_GOOD)
|
|
{
|
|
snprintf (buf, sizeof (buf), "Failed to set value of option %s: %s.",
|
|
sane_get_option_descriptor (dialog->dev, opt_num)->name,
|
|
sane_strstatus (status));
|
|
gsg_error (buf);
|
|
return;
|
|
}
|
|
if (info & SANE_INFO_RELOAD_OPTIONS)
|
|
{
|
|
panel_rebuild (dialog);
|
|
if (dialog->option_reload_callback)
|
|
(*dialog->option_reload_callback) (dialog, dialog->option_reload_arg);
|
|
}
|
|
if ((info & SANE_INFO_RELOAD_PARAMS) && dialog->param_change_callback)
|
|
(*dialog->param_change_callback) (dialog, dialog->param_change_arg);
|
|
}
|
|
|
|
void
|
|
gsg_close_dialog_callback (GtkWidget * widget, gpointer data)
|
|
{
|
|
gtk_widget_destroy (data);
|
|
gsg_message_dialog_active = 0;
|
|
}
|
|
|
|
void
|
|
gsg_message (gchar * title, gchar * message)
|
|
{
|
|
GtkWidget *main_vbox, *label;
|
|
GtkWidget *button, *message_dialog;
|
|
|
|
if (gsg_message_dialog_active)
|
|
{
|
|
fprintf (stderr, "%s: %s\n", title, message);
|
|
return;
|
|
}
|
|
gsg_message_dialog_active = 1;
|
|
message_dialog = gtk_window_new (GTK_WINDOW_TOPLEVEL);
|
|
gtk_window_set_position (GTK_WINDOW (message_dialog), GTK_WIN_POS_MOUSE);
|
|
gtk_window_set_title (GTK_WINDOW (message_dialog), title);
|
|
|
|
/* create the main vbox */
|
|
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
|
|
gtk_box_set_homogeneous (GTK_BOX (main_vbox), TRUE);
|
|
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 5);
|
|
gtk_widget_show (main_vbox);
|
|
|
|
gtk_container_add (GTK_CONTAINER (message_dialog), main_vbox);
|
|
|
|
/* the message */
|
|
label = gtk_label_new (message);
|
|
gtk_container_add (GTK_CONTAINER (main_vbox), label);
|
|
gtk_widget_show (label);
|
|
|
|
/* the confirmation button */
|
|
button = gtk_button_new_with_label ("OK");
|
|
g_signal_connect (G_OBJECT (button), "clicked",
|
|
G_CALLBACK (gsg_close_dialog_callback),
|
|
message_dialog);
|
|
gtk_container_add (GTK_CONTAINER (main_vbox), button);
|
|
|
|
gtk_widget_show (button);
|
|
gtk_widget_show (message_dialog);
|
|
}
|
|
|
|
void
|
|
gsg_error (gchar * error)
|
|
{
|
|
gsg_message ("Error", error);
|
|
}
|
|
|
|
void
|
|
gsg_warning (gchar * warning)
|
|
{
|
|
gsg_message ("Warning", warning);
|
|
}
|
|
|
|
int
|
|
gsg_get_filename (const char *label, const char *default_name,
|
|
size_t max_len, char *filename)
|
|
{
|
|
int cancel = 0;
|
|
GtkWidget *filesel;
|
|
|
|
filesel = gtk_file_chooser_dialog_new ((char*) label, NULL, GTK_FILE_CHOOSER_ACTION_SAVE,
|
|
"Ok", GTK_RESPONSE_ACCEPT,
|
|
"Cancel", GTK_RESPONSE_CANCEL,
|
|
NULL);
|
|
|
|
gtk_window_set_modal (GTK_WINDOW (filesel), TRUE);
|
|
|
|
if (default_name)
|
|
gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filesel),
|
|
(char *) default_name);
|
|
|
|
if (gtk_dialog_run (GTK_DIALOG (filesel)) == GTK_RESPONSE_ACCEPT)
|
|
{
|
|
size_t len, cwd_len;
|
|
char *cwd;
|
|
|
|
strncpy (filename,
|
|
gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (filesel)),
|
|
max_len - 1);
|
|
filename[max_len - 1] = '\0';
|
|
|
|
len = strlen (filename);
|
|
cwd = alloca (len + 2);
|
|
if (getcwd (cwd, len + 1) == NULL)
|
|
return -1;
|
|
cwd_len = strlen (cwd);
|
|
cwd[cwd_len++] = '/';
|
|
cwd[cwd_len] = '\0';
|
|
if (strncmp (filename, cwd, cwd_len) == 0)
|
|
memcpy (filename, filename + cwd_len, len - cwd_len + 1);
|
|
}
|
|
gtk_widget_destroy (filesel);
|
|
return cancel ? -1 : 0;
|
|
}
|
|
|
|
static gint
|
|
autobutton_update (GtkWidget * widget, GSGDialogElement * elem)
|
|
{
|
|
GSGDialog *dialog = elem->dialog;
|
|
GtkWidget *scale;
|
|
int opt_num = elem - dialog->element;
|
|
const SANE_Option_Descriptor *opt;
|
|
SANE_Status status;
|
|
SANE_Word val;
|
|
char buf[256];
|
|
|
|
scale = g_object_get_data(G_OBJECT(widget), "scale");
|
|
opt = sane_get_option_descriptor (dialog->dev, opt_num);
|
|
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
|
|
{
|
|
set_option (dialog, opt_num, 0, SANE_ACTION_SET_AUTO);
|
|
gtk_widget_set_sensitive(GTK_WIDGET (scale), FALSE);
|
|
}
|
|
else
|
|
{
|
|
gtk_widget_set_sensitive(GTK_WIDGET (scale), TRUE);
|
|
status = sane_control_option (dialog->dev, opt_num,
|
|
SANE_ACTION_GET_VALUE, &val, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
{
|
|
snprintf (buf, sizeof (buf),
|
|
"Failed to obtain value of option %s: %s.",
|
|
opt->name, sane_strstatus (status));
|
|
gsg_error (buf);
|
|
}
|
|
set_option (dialog, opt_num, &val, SANE_ACTION_SET_VALUE);
|
|
}
|
|
g_signal_emit_by_name (G_OBJECT (elem->data), "value_changed");
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
autobutton_new (GtkWidget * parent, GSGDialogElement * elem,
|
|
GtkWidget * label)
|
|
{
|
|
GtkWidget *button;
|
|
|
|
button = gtk_check_button_new ();
|
|
g_object_set_data(G_OBJECT(button), "scale", label);
|
|
gtk_container_set_border_width (GTK_CONTAINER (button), 0);
|
|
gtk_widget_set_size_request (button, 20, 20);
|
|
g_signal_connect (G_OBJECT (button), "toggled",
|
|
G_CALLBACK (autobutton_update), elem);
|
|
set_tooltip (button, "Turns on automatic mode.");
|
|
|
|
gtk_box_pack_end (GTK_BOX (parent), label, FALSE, FALSE, 0);
|
|
gtk_box_pack_end (GTK_BOX (parent), button, FALSE, FALSE, 2);
|
|
|
|
gtk_widget_show (button);
|
|
}
|
|
|
|
static gint
|
|
button_update (GtkWidget * widget, GSGDialogElement * elem)
|
|
{
|
|
GSGDialog *dialog = elem->dialog;
|
|
int opt_num = elem - dialog->element;
|
|
SANE_Word val = SANE_FALSE;
|
|
|
|
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
|
|
val = SANE_TRUE;
|
|
set_option (dialog, opt_num, &val, SANE_ACTION_SET_VALUE);
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
button_new (GtkWidget * parent, const char *name, SANE_Word val,
|
|
GSGDialogElement * elem, GtkTooltip * tooltips, const char *desc,
|
|
gint is_settable)
|
|
{
|
|
GtkWidget *button;
|
|
|
|
button = gtk_check_button_new_with_label ((char *) name);
|
|
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), val);
|
|
g_signal_connect (G_OBJECT (button), "toggled",
|
|
G_CALLBACK (button_update), elem);
|
|
gtk_box_pack_start (GTK_BOX (parent), button, FALSE, TRUE, 0);
|
|
if (!is_settable)
|
|
gtk_widget_set_sensitive (GTK_WIDGET (button), FALSE);
|
|
gtk_widget_show (button);
|
|
set_tooltip (button, desc);
|
|
|
|
elem->widget = button;
|
|
}
|
|
|
|
static void
|
|
scale_update (GtkAdjustment * adj_data, GSGDialogElement * elem)
|
|
{
|
|
const SANE_Option_Descriptor *opt;
|
|
GSGDialog *dialog = elem->dialog;
|
|
SANE_Word val, new_val;
|
|
int opt_num;
|
|
double d;
|
|
SANE_Status status;
|
|
|
|
DBG_INIT ();
|
|
|
|
DBG (DBG_debug, "scale_update\n");
|
|
|
|
|
|
opt_num = elem - dialog->element;
|
|
opt = sane_get_option_descriptor (dialog->dev, opt_num);
|
|
switch (opt->type)
|
|
{
|
|
case SANE_TYPE_INT:
|
|
val = gtk_adjustment_get_value (adj_data) + 0.5;
|
|
break;
|
|
|
|
case SANE_TYPE_FIXED:
|
|
d = gtk_adjustment_get_value (adj_data);
|
|
if (opt->unit == SANE_UNIT_MM)
|
|
d *= preferences.length_unit;
|
|
val = SANE_FIX (d);
|
|
break;
|
|
|
|
default:
|
|
fprintf (stderr, "scale_update: unknown type %d\n", opt->type);
|
|
return;
|
|
}
|
|
set_option (dialog, opt_num, &val, SANE_ACTION_SET_VALUE);
|
|
status =
|
|
sane_control_option (dialog->dev, opt_num, SANE_ACTION_GET_VALUE,
|
|
&new_val, 0);
|
|
if (status != SANE_STATUS_GOOD)
|
|
{
|
|
DBG (DBG_fatal, "scale_update: sane_control_option failed: %s\n",
|
|
sane_strstatus (status));
|
|
return;
|
|
}
|
|
|
|
if (new_val != val)
|
|
{
|
|
val = new_val;
|
|
goto value_changed;
|
|
}
|
|
return; /* value didn't change */
|
|
|
|
value_changed:
|
|
switch (opt->type)
|
|
{
|
|
case SANE_TYPE_INT:
|
|
gtk_adjustment_set_value (adj_data, val);
|
|
break;
|
|
|
|
case SANE_TYPE_FIXED:
|
|
d = SANE_UNFIX (val);
|
|
if (opt->unit == SANE_UNIT_MM)
|
|
d /= preferences.length_unit;
|
|
gtk_adjustment_set_value (adj_data, d);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
/* Let widget know that value changed _again_. This must converge
|
|
quickly---otherwise things would get very slow very quickly (as
|
|
in "infinite recursion"): */
|
|
g_signal_emit_by_name (G_OBJECT (adj_data), "value_changed", 0);
|
|
return;
|
|
}
|
|
|
|
static void
|
|
scale_new (GtkWidget * parent, const char *name, gfloat val,
|
|
gfloat min, gfloat max, gfloat quant, int automatic,
|
|
GSGDialogElement * elem, const char *desc,
|
|
gint is_settable)
|
|
{
|
|
GtkWidget *hbox, *label, *scale;
|
|
|
|
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 5);
|
|
gtk_box_set_homogeneous (GTK_BOX (hbox), FALSE);
|
|
gtk_container_set_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);
|
|
|
|
elem->data = gtk_adjustment_new (val, min, max, quant, 1.0, 0.0);
|
|
scale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, GTK_ADJUSTMENT(elem->data));
|
|
/*
|
|
scale = gtk_scale_new_with_range (GTK_ORIENTATION_HORIZONTAL, min, max, quant);
|
|
elem->data = gtk_range_get_adjustment (GTK_RANGE (scale));
|
|
*/
|
|
gtk_adjustment_set_value (GTK_ADJUSTMENT(elem->data), val);
|
|
set_tooltip (scale, desc);
|
|
gtk_widget_set_size_request (scale, 200, 0);
|
|
|
|
if (automatic)
|
|
autobutton_new (hbox, elem, scale);
|
|
else
|
|
gtk_box_pack_end (GTK_BOX (hbox), scale, FALSE, FALSE, 0);
|
|
|
|
gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_TOP);
|
|
if (quant - (int) quant == 0.0)
|
|
gtk_scale_set_digits (GTK_SCALE (scale), 0);
|
|
else
|
|
/* one place behind decimal point */
|
|
gtk_scale_set_digits (GTK_SCALE (scale), 1);
|
|
|
|
g_signal_connect (G_OBJECT (elem->data), "value_changed",
|
|
G_CALLBACK (scale_update), elem);
|
|
|
|
gtk_widget_show (label);
|
|
gtk_widget_show (scale);
|
|
if (!is_settable)
|
|
gtk_widget_set_sensitive (GTK_WIDGET (hbox), FALSE);
|
|
|
|
gtk_widget_show (hbox);
|
|
|
|
elem->widget = scale;
|
|
}
|
|
|
|
static void
|
|
push_button_callback (GtkWidget * widget, gpointer data)
|
|
{
|
|
GSGDialogElement *elem = data;
|
|
GSGDialog *dialog = elem->dialog;
|
|
int opt_num;
|
|
|
|
opt_num = elem - dialog->element;
|
|
set_option (dialog, opt_num, 0, SANE_ACTION_SET_VALUE);
|
|
}
|
|
|
|
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)
|
|
{
|
|
GSGDialogElement *elem = data;
|
|
// GSGMenuItem *menu_item;
|
|
const SANE_Option_Descriptor *opt;
|
|
GSGDialog *dialog = elem->dialog;
|
|
int opt_num;
|
|
double dval;
|
|
SANE_Word val;
|
|
void *valp = &val;
|
|
|
|
gchar *label = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (widget));
|
|
|
|
opt_num = elem - dialog->element;
|
|
opt = sane_get_option_descriptor (dialog->dev, opt_num);
|
|
switch (opt->type)
|
|
{
|
|
case SANE_TYPE_INT:
|
|
sscanf (label, "%d", &val);
|
|
break;
|
|
|
|
case SANE_TYPE_FIXED:
|
|
sscanf (label, "%lg", &dval);
|
|
val = SANE_FIX (dval);
|
|
break;
|
|
|
|
case SANE_TYPE_STRING:
|
|
valp = 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,
|
|
const char *desc, gint is_settable)
|
|
{
|
|
GtkWidget *hbox, *label, *option_menu;
|
|
GSGMenuItem *menu_items;
|
|
int i, num_items, selected = 0;
|
|
|
|
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
|
|
gtk_box_set_homogeneous (GTK_BOX (hbox), FALSE);
|
|
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]));
|
|
|
|
option_menu = gtk_combo_box_text_new ();
|
|
for (i = 0; i < num_items; ++i)
|
|
{
|
|
gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (option_menu), str_list[i]);
|
|
|
|
menu_items[i].label = str_list[i];
|
|
menu_items[i].elem = elem;
|
|
menu_items[i].index = i;
|
|
if (val && !strcmp(str_list[i], val))
|
|
selected = i;
|
|
}
|
|
gtk_box_pack_end (GTK_BOX (hbox), option_menu, FALSE, FALSE, 2);
|
|
gtk_combo_box_set_active (GTK_COMBO_BOX (option_menu), selected);
|
|
set_tooltip (option_menu, desc);
|
|
gtk_widget_show (label);
|
|
gtk_widget_show (option_menu);
|
|
if (!is_settable)
|
|
gtk_widget_set_sensitive (GTK_WIDGET (hbox), FALSE);
|
|
gtk_widget_show (hbox);
|
|
|
|
g_signal_connect(option_menu, "changed", G_CALLBACK(option_menu_callback), elem);
|
|
|
|
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;
|
|
const 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,
|
|
const char *desc, gint is_settable)
|
|
{
|
|
GtkWidget *hbox, *text, *label;
|
|
|
|
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
|
|
gtk_box_set_homogeneous (GTK_BOX (hbox), FALSE);
|
|
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);
|
|
g_signal_connect (G_OBJECT (text), "changed",
|
|
G_CALLBACK (text_entry_callback), elem);
|
|
set_tooltip (text, desc);
|
|
|
|
gtk_widget_show (hbox);
|
|
if (!is_settable)
|
|
gtk_widget_set_sensitive (GTK_WIDGET (hbox), FALSE);
|
|
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_set_border_width (GTK_CONTAINER (frame), 4);
|
|
|
|
gtk_box_pack_start (GTK_BOX (parent), frame, FALSE, FALSE, 0);
|
|
|
|
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
|
|
gtk_box_set_homogeneous (GTK_BOX (vbox), FALSE);
|
|
|
|
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 = gtk3_gamma_curve_new ();
|
|
curve = GTK3_GAMMA_CURVE (gamma)->curve;
|
|
gtk3_curve_set_color_background_rgba (curve, 0.8, 0.8, 0.8, 0.5);
|
|
gtk3_curve_set_color_grid_rgba (curve, 0.0, 0.0, 0.0, 0.5);
|
|
gtk3_curve_set_color_curve_rgba (curve, 1.0, 1.0, 1.0, 1.0);
|
|
gtk3_curve_set_color_cpoint_rgba (curve, 0.8, 0.3, 0.3, 1.0);
|
|
|
|
gtk3_curve_set_use_theme_background(curve, FALSE);
|
|
gtk3_curve_set_grid_size (curve, GTK3_CURVE_GRID_SMALL);
|
|
// gtk3_curve_set_range (da, 0, WINDOW_WIDTH, 0, WINDOW_HEIGHT);
|
|
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_widget_set_size_request (curve, optlen-1, fmax);
|
|
gtk_widget_set_size_request (curve, 200, 200);
|
|
gtk3_curve_set_range (GTK_WIDGET (curve), 0, optlen - 1, fmin, fmax);
|
|
// gtk3_curve_set_range (da, 0, WINDOW_WIDTH, 0, WINDOW_HEIGHT);
|
|
|
|
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;
|
|
}
|
|
gtk3_curve_set_vector (GTK_WIDGET (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 = NULL;
|
|
const SANE_Option_Descriptor *opt;
|
|
int i;
|
|
|
|
notebook = gtk_notebook_new ();
|
|
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_box_new (GTK_ORIENTATION_VERTICAL, 0);
|
|
gtk_box_set_homogeneous (GTK_BOX (vbox), FALSE);
|
|
gtk_notebook_append_page (GTK_NOTEBOOK (notebook), vbox, label);
|
|
gtk_widget_show (vbox);
|
|
gtk_widget_show (label);
|
|
|
|
curve = curve_new (dialog, vopts[i]);
|
|
if (curve)
|
|
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;
|
|
|
|
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] = { 0 };
|
|
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;
|
|
SANE_Bool val_in_list;
|
|
|
|
main_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
|
|
gtk_box_set_homogeneous (GTK_BOX (main_hbox), FALSE);
|
|
|
|
if (dialog->twocolumn)
|
|
{
|
|
option_vbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2); /* two column display */
|
|
}
|
|
else
|
|
{
|
|
option_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2); /* one column display */
|
|
}
|
|
gtk_box_set_homogeneous (GTK_BOX (option_vbox), FALSE);
|
|
|
|
gtk_box_pack_start (GTK_BOX (main_hbox), option_vbox, FALSE, FALSE, 0);
|
|
gtk_widget_show (option_vbox);
|
|
|
|
/* standard options vbox */
|
|
|
|
standard_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2); /* one column display */
|
|
gtk_box_set_homogeneous (GTK_BOX (standard_vbox), FALSE);
|
|
gtk_widget_show (standard_vbox);
|
|
gtk_box_pack_start (GTK_BOX (option_vbox), standard_vbox, FALSE, FALSE, 0);
|
|
|
|
/* advanced options page */
|
|
|
|
advanced_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
|
|
gtk_box_set_homogeneous (GTK_BOX (advanced_vbox), FALSE);
|
|
gtk_box_pack_start (GTK_BOX (option_vbox), advanced_vbox, TRUE, TRUE, 0);
|
|
|
|
gsg_set_tooltips (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)
|
|
snprintf (title, sizeof (title), "%s", opt->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;
|
|
if (!(opt->cap & SANE_CAP_SOFT_DETECT))
|
|
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,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
gtk_widget_show (gtk_widget_get_parent (parent));
|
|
break;
|
|
|
|
case SANE_TYPE_INT:
|
|
if ((opt->cap & SANE_CAP_ADVANCED) && !dialog->advanced)
|
|
break;
|
|
if (!(opt->cap & SANE_CAP_SOFT_DETECT))
|
|
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,
|
|
opt->desc,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
gtk_widget_show (gtk_widget_get_parent (parent));
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_WORD_LIST:
|
|
/* use a "list-selection" widget */
|
|
num_words = opt->constraint.word_list[0];
|
|
if (num_words == 0)
|
|
{
|
|
fprintf (stderr, "panel_build: empty word list!\n");
|
|
break;
|
|
}
|
|
val_in_list = SANE_FALSE;
|
|
str_list = malloc ((num_words + 1) * sizeof (str_list[0]));
|
|
for (j = 0; j < num_words; ++j)
|
|
{
|
|
if (opt->constraint.word_list[j + 1] == val)
|
|
val_in_list = SANE_TRUE;
|
|
sprintf (str, "%d", opt->constraint.word_list[j + 1]);
|
|
str_list[j] = strdup (str);
|
|
}
|
|
str_list[j] = 0;
|
|
if (!val_in_list)
|
|
val = opt->constraint.word_list[1];
|
|
sprintf (str, "%d", val);
|
|
option_menu_new (parent, title, str_list, str, elem,
|
|
opt->desc,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
free (str_list);
|
|
gtk_widget_show (gtk_widget_get_parent (parent));
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_NONE:
|
|
/* having no constraint for an int is strange but allowed
|
|
by the SANE standard so we just ignore such options here */
|
|
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->cap & SANE_CAP_SOFT_DETECT))
|
|
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,
|
|
opt->desc,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
gtk_widget_show (gtk_widget_get_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,
|
|
opt->desc,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
free (str_list);
|
|
gtk_widget_show (gtk_widget_get_parent (parent));
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_NONE:
|
|
/* having no constraint for a fixed is strange but allowed
|
|
by the SANE standard so we just ignore such options here */
|
|
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;
|
|
if (!(opt->cap & SANE_CAP_SOFT_DETECT))
|
|
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, opt->desc,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
gtk_widget_show (gtk_widget_get_parent (parent));
|
|
break;
|
|
|
|
case SANE_CONSTRAINT_NONE:
|
|
text_entry_new (parent, title, buf, elem,
|
|
opt->desc,
|
|
SANE_OPTION_IS_SETTABLE (opt->cap));
|
|
gtk_widget_show (gtk_widget_get_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 ();
|
|
g_signal_connect (G_OBJECT (button),
|
|
"clicked",
|
|
G_CALLBACK (push_button_callback),
|
|
elem);
|
|
set_tooltip (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 (gtk_widget_get_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 = g_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->twocolumn = preferences.twocolumn_enabled;
|
|
|
|
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_get_value (elem->data);
|
|
new_val = word;
|
|
gtk_adjustment_set_value (elem->data, new_val);
|
|
}
|
|
else
|
|
{
|
|
old_val = gtk_adjustment_get_value (elem->data);
|
|
new_val = word;
|
|
new_val = SANE_UNFIX (word);
|
|
if (opt->unit == SANE_UNIT_MM)
|
|
new_val /= preferences.length_unit;
|
|
gtk_adjustment_set_value (elem->data, new_val);
|
|
}
|
|
if (old_val != new_val)
|
|
g_signal_emit_by_name (G_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_combo_box_set_active (GTK_COMBO_BOX (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;
|
|
|
|
|
|
// If curves is hidden (advanced option perhaps) then nothing to do.
|
|
if (!dialog->element[i].widget)
|
|
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 = GTK3_GAMMA_CURVE (dialog->element[i].widget)->curve;
|
|
gtk3_curve_get_vector (GTK_WIDGET (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);
|
|
}
|
|
|
|
|
|
static GtkCssProvider *css_prov = NULL;
|
|
|
|
void
|
|
gsg_set_tooltips (int enable)
|
|
{
|
|
if (enable)
|
|
{
|
|
if (css_prov) {
|
|
gtk_style_context_remove_provider_for_screen(gdk_screen_get_default(), GTK_STYLE_PROVIDER(css_prov));
|
|
g_object_unref(css_prov);
|
|
}
|
|
css_prov = gtk_css_provider_new();
|
|
const gchar style[] = "tooltip {opacity:1;}";
|
|
gtk_css_provider_load_from_data(css_prov, style, -1, NULL);
|
|
gtk_style_context_add_provider_for_screen(gdk_screen_get_default(), GTK_STYLE_PROVIDER(css_prov),
|
|
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
|
|
}
|
|
else
|
|
{
|
|
if (css_prov) {
|
|
gtk_style_context_remove_provider_for_screen(gdk_screen_get_default(), GTK_STYLE_PROVIDER(css_prov));
|
|
g_object_unref(css_prov);
|
|
}
|
|
css_prov = gtk_css_provider_new();
|
|
const gchar style[] = "tooltip {opacity:0;}";
|
|
gtk_css_provider_load_from_data(css_prov, style, -1, NULL);
|
|
gtk_style_context_add_provider_for_screen(gdk_screen_get_default(), GTK_STYLE_PROVIDER(css_prov),
|
|
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
gsg_set_twocolumn (GSGDialog * dialog, int twocolumn)
|
|
{
|
|
dialog->twocolumn = twocolumn;
|
|
panel_rebuild (dialog);
|
|
}
|
|
|
|
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;
|
|
#ifdef SANE_CAP_ALWAYS_SETTABLE
|
|
if (!(opt->cap & SANE_CAP_ALWAYS_SETTABLE))
|
|
gtk_widget_set_sensitive (dialog->element[i].widget, sensitive);
|
|
#else
|
|
gtk_widget_set_sensitive (dialog->element[i].widget, sensitive);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
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);
|
|
}
|