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authorKevin Dalley <kevind@rahul.net>2002-03-15 14:20:02 +0000
committerMattia Rizzolo <mattia@mapreri.org>2014-10-03 14:05:02 +0000
commitac8459519a9ef2a1ee635509b52a653da1bfe9d5 (patch)
tree9ed2df2144d6ad3bb7cf1d43243d815a8eb90059 /src/xsane-device-preferences.c
parent8b372c9248930ae29763202121434d3d676d0f30 (diff)
parente7e90b72fd3161c5d55fed49e100781dfa3e9408 (diff)
Imported Debian patch 0.84-2debian/0.84-2
Diffstat (limited to 'src/xsane-device-preferences.c')
-rw-r--r--src/xsane-device-preferences.c769
1 files changed, 769 insertions, 0 deletions
diff --git a/src/xsane-device-preferences.c b/src/xsane-device-preferences.c
new file mode 100644
index 0000000..7f6a80e
--- /dev/null
+++ b/src/xsane-device-preferences.c
@@ -0,0 +1,769 @@
+/* xsane -- a graphical (X11, gtk) scanner-oriented SANE frontend
+
+ xsane-device-preferences.c
+
+ Oliver Rauch <Oliver.Rauch@rauch-domain.de>
+ Copyright (C) 1998-2002 Oliver Rauch
+ This file is part of the XSANE package.
+
+ 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. */
+
+/* ---------------------------------------------------------------------------------------------------------------- */
+
+#include "xsane.h"
+#include "xsane-rc-io.h"
+#include "xsane-back-gtk.h"
+#include "xsane-front-gtk.h"
+#include "xsane-gamma.h"
+
+/* ---------------------------------------------------------------------------------------------------------------- */
+
+#define BITS_PER_LONG (8*sizeof(u_long))
+
+#define SET(set, bit) ((set)[(bit)/BITS_PER_LONG] |= (1UL << (bit)%BITS_PER_LONG))
+#define IS_SET(set, bit) (((set)[(bit)/BITS_PER_LONG] & (1UL << (bit)%BITS_PER_LONG)) != 0)
+
+#define DPOFFSET(field) ((char *) &((Xsane *) 0)->field - (char *) 0)
+
+/* ---------------------------------------------------------------------------------------------------------------- */
+
+static struct
+{
+ SANE_String name;
+ void (*codec) (Wire *w, void *p, long offset);
+ long offset;
+}
+desc_xsane_device[] =
+{
+ {"xsane-main-window-x-position", xsane_rc_pref_int, DPOFFSET(shell_posx)},
+ {"xsane-main-window-y-position", xsane_rc_pref_int, DPOFFSET(shell_posy)},
+
+ {"xsane-main-window-width", xsane_rc_pref_int, DPOFFSET(shell_width)},
+ {"xsane-main-window-height", xsane_rc_pref_int, DPOFFSET(shell_height)},
+
+ {"xsane-standard-options-window-x-position", xsane_rc_pref_int, DPOFFSET(standard_options_shell_posx)},
+ {"xsane-standard-options-window-y-position", xsane_rc_pref_int, DPOFFSET(standard_options_shell_posy)},
+
+ {"xsane-advanced-options-window-x-position", xsane_rc_pref_int, DPOFFSET(advanced_options_shell_posx)},
+ {"xsane-advanced-options-window-y-position", xsane_rc_pref_int, DPOFFSET(advanced_options_shell_posy)},
+
+ {"xsane-histogram-window-x-position", xsane_rc_pref_int, DPOFFSET(histogram_dialog_posx)},
+ {"xsane-histogram-window-y-position", xsane_rc_pref_int, DPOFFSET(histogram_dialog_posy)},
+
+ {"xsane-gamma-window-x-position", xsane_rc_pref_int, DPOFFSET(gamma_dialog_posx)},
+ {"xsane-gamma-window-y-position", xsane_rc_pref_int, DPOFFSET(gamma_dialog_posy)},
+
+ {"xsane-preview-window-x-position", xsane_rc_pref_int, DPOFFSET(preview_dialog_posx)},
+ {"xsane-preview-window-y-position", xsane_rc_pref_int, DPOFFSET(preview_dialog_posy)},
+ {"xsane-preview-window-width", xsane_rc_pref_int, DPOFFSET(preview_dialog_width)},
+ {"xsane-preview-window-height", xsane_rc_pref_int, DPOFFSET(preview_dialog_height)},
+
+ {"xsane-gamma", xsane_rc_pref_double, DPOFFSET(gamma)},
+ {"xsane-gamma-red", xsane_rc_pref_double, DPOFFSET(gamma_red)},
+ {"xsane-gamma-green", xsane_rc_pref_double, DPOFFSET(gamma_green)},
+ {"xsane-gamma-blue", xsane_rc_pref_double, DPOFFSET(gamma_blue)},
+
+ {"xsane-brightness", xsane_rc_pref_double, DPOFFSET(brightness)},
+ {"xsane-brightness-red", xsane_rc_pref_double, DPOFFSET(brightness_red)},
+ {"xsane-brightness-green", xsane_rc_pref_double, DPOFFSET(brightness_green)},
+ {"xsane-brightness-blue", xsane_rc_pref_double, DPOFFSET(brightness_blue)},
+
+ {"xsane-contrast", xsane_rc_pref_double, DPOFFSET(contrast)},
+ {"xsane-contrast-red", xsane_rc_pref_double, DPOFFSET(contrast_red)},
+ {"xsane-contrast-green", xsane_rc_pref_double, DPOFFSET(contrast_green)},
+ {"xsane-contrast-blue", xsane_rc_pref_double, DPOFFSET(contrast_blue)},
+
+ {"xsane-lineart-mode", xsane_rc_pref_int, DPOFFSET(lineart_mode)},
+ {"xsane-threshold", xsane_rc_pref_double, DPOFFSET(threshold)},
+ {"xsane-threshold-min", xsane_rc_pref_double, DPOFFSET(threshold_min)},
+ {"xsane-threshold-max", xsane_rc_pref_double, DPOFFSET(threshold_max)},
+ {"xsane-threshold-multiplier", xsane_rc_pref_double, DPOFFSET(threshold_mul)},
+ {"xsane-threshold-offset", xsane_rc_pref_double, DPOFFSET(threshold_off)},
+ {"xsane-grayscale-scanmode", xsane_rc_pref_string, DPOFFSET(grayscale_scanmode)},
+
+ {"xsane-adf-scansource", xsane_rc_pref_string, DPOFFSET(adf_scansource)},
+
+ {"xsane-enhancement-rgb-default", xsane_rc_pref_int, DPOFFSET(enhancement_rgb_default)},
+ {"xsane-negative", xsane_rc_pref_int, DPOFFSET(negative)},
+ {"xsane-show-preview", xsane_rc_pref_int, DPOFFSET(show_preview)},
+};
+
+/* ---------------------------------------------------------------------------------------------------------------- */
+
+static int xsane_device_preferences_load_values(Wire *w, SANE_Handle device)
+{
+ const SANE_Option_Descriptor *opt;
+ SANE_Word *word_array;
+ SANE_String name, str;
+ u_long *caused_reload;
+ SANE_Int num_options;
+ SANE_Status status;
+ int i, keep_going;
+ SANE_Word word;
+ SANE_Int info;
+ off_t offset;
+ size_t size;
+ char *buf;
+
+ DBG(DBG_proc, "xsane_device_preferences_load_values\n");
+
+ lseek(w->io.fd, 1, SEEK_SET); /* rewind file */
+ xsane_rc_io_w_flush(w);
+
+ offset = lseek(w->io.fd, 0, SEEK_CUR); /* remeber file position */
+
+ keep_going = 0;
+
+ xsane_control_option(device, 0, SANE_ACTION_GET_VALUE, &num_options, 0);
+ size = (num_options + BITS_PER_LONG - 1) / BITS_PER_LONG * sizeof(long);
+ caused_reload = alloca(size);
+ memset(caused_reload, 0, size);
+
+ while (1)
+ {
+ xsane_rc_io_w_space(w, 3);
+ if (!w->status)
+ {
+ xsane_rc_io_w_string(w, &name);
+ }
+
+ if (w->status == XSANE_EOF) /* eof */
+ {
+ if (keep_going) /* we had a reload otpions? */
+ {
+ lseek(w->io.fd, offset, SEEK_SET); /* rewind file to position of first run */
+ xsane_rc_io_w_flush(w);
+ keep_going = 0;
+ continue;
+ }
+
+ /* no keep_gooing: we can exit, all options should be set correct */
+ return 0;
+ }
+ else if (w->status) /* error: skip line */
+ {
+ w->status = 0;
+ xsane_rc_io_w_free(w, (WireCodecFunc) xsane_rc_io_w_string, &name); /* free string memory */
+ xsane_rc_io_w_skip_newline(w); /* skip this line */
+ continue;
+ }
+
+ status = SANE_STATUS_GOOD;
+ info = 0;
+ for (i = 1; (opt = xsane_get_option_descriptor(device, i)); ++i) /* search all options */
+ {
+ if (!opt->name || strcmp(opt->name, name) != 0) /* test if option names are equal */
+ {
+ continue; /* not equal, continue the search */
+ }
+
+ if (IS_SET(caused_reload, i))
+ {
+ continue; /* option already caused a reload: */
+ /* we expect that this option already is set correct */
+ /* otherwise we could get infinite loops */
+ }
+
+ /* name is correct and option did not force a reload: set option */
+ switch (opt->type)
+ {
+ case SANE_TYPE_BOOL:
+ case SANE_TYPE_INT:
+ case SANE_TYPE_FIXED:
+ if (opt->size == sizeof(SANE_Word))
+ {
+ xsane_rc_io_w_word(w, &word);
+ status = xsane_control_option(device, i, SANE_ACTION_SET_VALUE, &word, &info);
+ }
+ else /* array */
+ {
+ SANE_Int len;
+
+ xsane_rc_io_w_array(w, &len, (void **) &word_array, (WireCodecFunc) xsane_rc_io_w_word, sizeof(SANE_Word));
+ status = xsane_control_option(device, i, SANE_ACTION_SET_VALUE, word_array, &info);
+ w->direction = WIRE_FREE;
+ xsane_rc_io_w_array(w, &len, (void **) &word_array, (WireCodecFunc) xsane_rc_io_w_word, sizeof(SANE_Word));
+ w->direction = WIRE_DECODE;
+ }
+ break;
+
+ case SANE_TYPE_STRING:
+ xsane_rc_io_w_string(w, &str);
+ buf = malloc(opt->size);
+ if (!w->status) /* got a string ? */
+ {
+ strncpy(buf, str, opt->size);
+ buf[opt->size - 1] = '\0';
+ xsane_rc_io_w_free(w, (WireCodecFunc) xsane_rc_io_w_string, &str);
+ status = xsane_control_option(device, i, SANE_ACTION_SET_VALUE, buf, &info);
+ }
+ break;
+
+ case SANE_TYPE_BUTTON:
+ case SANE_TYPE_GROUP:
+ /* nothing to read for button and group */
+ break;
+ }
+ break; /* option is set: do not continue search */
+ }
+ xsane_rc_io_w_free(w, (WireCodecFunc) xsane_rc_io_w_string, &name); /* free string memory */
+
+ if (status == SANE_STATUS_GOOD && (info & SANE_INFO_RELOAD_OPTIONS))
+ {
+ SET(caused_reload, i);
+ keep_going = 1;
+ }
+ }
+ return 0;
+}
+
+/* ---------------------------------------------------------------------------------------------------------------- */
+
+static int xsane_device_preferences_save_values(Wire *w, SANE_Handle device)
+{
+ const SANE_Option_Descriptor *opt;
+ size_t word_array_size = 0;
+ SANE_Word *word_array = 0;
+ size_t str_size = 0;
+ SANE_String str = 0;
+ SANE_Word word;
+ int i;
+
+ DBG(DBG_proc, "xsane_device_preferences_save_values\n");
+
+ for (i = 0; (opt = xsane_get_option_descriptor(device, i)); ++i)
+ {
+ if ((opt->cap & (SANE_CAP_SOFT_SELECT | SANE_CAP_SOFT_DETECT)) !=
+ (SANE_CAP_SOFT_SELECT | SANE_CAP_SOFT_DETECT) || !opt->name)
+ /* if we can't query AND set the option, don't bother saving it */
+ {
+ continue;
+ }
+
+ if (!SANE_OPTION_IS_ACTIVE(opt->cap)) /* option is not active, don`t save it */
+ {
+ continue;
+ }
+
+ switch (opt->type)
+ {
+ case SANE_TYPE_BOOL:
+ case SANE_TYPE_INT:
+ case SANE_TYPE_FIXED:
+ if (opt->size == sizeof(SANE_Word))
+ {
+ if (xsane_control_option(device, i, SANE_ACTION_GET_VALUE, &word, 0) != SANE_STATUS_GOOD)
+ {
+ continue;
+ }
+ xsane_rc_io_w_string(w, (SANE_String *) &opt->name);
+ xsane_rc_io_w_word(w, &word);
+ }
+ else
+ {
+ SANE_Int len = opt->size / sizeof(SANE_Word);
+
+ if (opt->size > word_array_size)
+ {
+ word_array_size = ((opt->size + 32*sizeof(SANE_Word)) & ~(32*sizeof(SANE_Word) - 1));
+ if (word_array)
+ {
+ word_array = realloc(word_array, word_array_size);
+ }
+ else
+ {
+ word_array = malloc(word_array_size);
+ }
+
+ if (word_array == 0)
+ {
+ /* Malloc failed, so return an error. */
+ w->status = ENOMEM;
+ return 1;
+ }
+ }
+
+ if (xsane_control_option(device, i, SANE_ACTION_GET_VALUE, word_array, 0) != SANE_STATUS_GOOD)
+ {
+ continue;
+ }
+
+ xsane_rc_io_w_string(w, (SANE_String *) &opt->name);
+ xsane_rc_io_w_array(w, &len, (void **) &word_array, (WireCodecFunc) xsane_rc_io_w_word, sizeof(SANE_Word));
+ }
+ break;
+
+ case SANE_TYPE_STRING:
+ if (opt->size > str_size)
+ {
+ str_size = (opt->size + 1024) & ~1023;
+
+ if (str)
+ {
+ str = realloc(str, str_size);
+ }
+ else
+ {
+ str = malloc(str_size);
+ }
+
+ if (str == 0)
+ {
+ /* Malloc failed, so return an error. */
+ w->status = ENOMEM;
+ return 1;
+ }
+ }
+
+ if (xsane_control_option(device, i, SANE_ACTION_GET_VALUE, str, 0) != SANE_STATUS_GOOD)
+ {
+ continue;
+ }
+
+ xsane_rc_io_w_string(w, (SANE_String *) &opt->name);
+ xsane_rc_io_w_string(w, &str);
+ break;
+
+ case SANE_TYPE_BUTTON:
+ case SANE_TYPE_GROUP:
+ break;
+ }
+ }
+
+ if (word_array)
+ {
+ free(word_array);
+ }
+ if (str)
+ {
+ free(str);
+ }
+
+ return 0;
+}
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+void xsane_device_preferences_load_file(char *filename)
+{
+ int fd;
+ char buf[256];
+#if 0
+ char *version = 0;
+#endif
+ Wire w;
+ SANE_String name;
+ int i;
+
+ DBG(DBG_proc, "xsane_device_preferences_load_file\n");
+
+ /* set geometry and position to standard values */
+ xsane.shell_posx = XSANE_SHELL_POS_X;
+ xsane.shell_posy = XSANE_SHELL_POS_Y;
+ xsane.shell_width = XSANE_SHELL_WIDTH;
+ xsane.shell_height = XSANE_SHELL_HEIGHT;
+
+ xsane.standard_options_shell_posx = XSANE_STD_OPTIONS_POS_X;
+ xsane.standard_options_shell_posy = XSANE_STD_OPTIONS_POS_Y;
+
+ xsane.advanced_options_shell_posx = XSANE_ADV_OPTIONS_POS_X;
+ xsane.advanced_options_shell_posy = XSANE_ADV_OPTIONS_POS_Y;
+
+ xsane.histogram_dialog_posx = XSANE_HISTOGRAM_POS_X;
+ xsane.histogram_dialog_posy = XSANE_HISTOGRAM_POS_Y;
+
+ xsane.preview_dialog_posx = XSANE_PREVIEW_POS_X;
+ xsane.preview_dialog_posy = XSANE_PREVIEW_POS_Y;
+ xsane.preview_dialog_width = XSANE_PREVIEW_WIDTH;
+ xsane.preview_dialog_height = XSANE_PREVIEW_HEIGHT;
+
+ xsane.gamma = 1.0;
+ xsane.gamma_red = 1.0;
+ xsane.gamma_green = 1.0;
+ xsane.gamma_blue = 1.0;
+
+ xsane.brightness = 0.0;
+ xsane.brightness_red = 0.0;
+ xsane.brightness_green = 0.0;
+ xsane.brightness_blue = 0.0;
+
+ xsane.contrast = 0.0;
+ xsane.contrast_red = 0.0;
+ xsane.contrast_green = 0.0;
+ xsane.contrast_blue = 0.0;
+
+ xsane.lineart_mode = 0;
+ xsane.grayscale_scanmode = 0; /* Empty String => keeps "grayscale" */
+ xsane.threshold = 50.0;
+ xsane.threshold_min = 0.0;
+ xsane.threshold_max = 100.0;
+ xsane.threshold_mul = 1.0;
+ xsane.threshold_off = 0.0;
+
+ xsane.adf_scansource = 0; /* Empty String => keeps adf scansource */
+
+ xsane.enhancement_rgb_default = 1;
+ xsane.negative = 0;
+ xsane.show_preview = 1;
+
+ fd = open(filename, O_RDONLY);
+ if (fd >= 0)
+ {
+ /* prepare wire */
+ w.io.fd = fd;
+ w.io.read = read;
+ w.io.write = write;
+ xsane_rc_io_w_init(&w);
+ xsane_rc_io_w_set_dir(&w, WIRE_DECODE);
+
+ xsane_rc_io_w_space(&w, 3);
+ if (!w.status)
+ {
+ xsane_rc_io_w_string(&w, &name); /* get string */
+ if (!w.status)
+ {
+ if (strcmp(name, "XSANE_DEVICE_RC")) /* no real *.drc file */
+ {
+ w.status = -1; /* no *.drc file => error */
+ }
+ }
+ }
+
+ if (w.status)
+ {
+ char buf[256];
+
+ snprintf(buf, sizeof(buf), "%s\n%s %s", ERR_LOAD_DEVICE_SETTINGS, filename, ERR_NO_DRC_FILE);
+ xsane_back_gtk_error(buf, TRUE);
+ close(fd);
+ return;
+ }
+
+ xsane_rc_io_w_space(&w, 3);
+ if (!w.status)
+ {
+ xsane_rc_io_w_string(&w, &name); /* get string */
+ if (!w.status)
+ {
+ if (strcmp(name, xsane.device_set_filename))
+ {
+ snprintf(buf, sizeof(buf), "%s \"%s\"\n"
+ "%s \"%s\",\n"
+ "%s \"%s\",\n"
+ "%s",
+ TEXT_FILE, filename,
+ ERR_CREATED_FOR_DEVICE, name,
+ ERR_USED_FOR_DEVICE, xsane.device_set_filename,
+ ERR_MAY_CAUSE_PROBLEMS);
+ if (xsane_back_gtk_decision(ERR_HEADER_WARNING, (gchar **) error_xpm, buf, BUTTON_OK, BUTTON_CANCEL, TRUE) == FALSE)
+ { /* cancel */
+ close(fd);
+ return;
+ }
+ }
+ }
+ }
+
+ if (w.status)
+ {
+ /* may be we should pop up a window here */
+ close(fd);
+ return;
+ }
+
+
+#if 0
+/* add here: read version info */
+#if 0
+ while (!feof(file))
+ {
+ fgets(option, sizeof(option), file); /* get option name */
+ option[strlen(option)-1] = 0; /* remove cr */
+ if (strcmp(option, "\"xsane-version\"") == 0)
+ {
+ fgets(option, sizeof(option), file); /* get version */
+ option[strlen(option)-1] = 0; /* remove cr */
+ len = strlen(option);
+ if (len)
+ {
+ if (option[len-1] == 34)
+ {
+ option[len-1] = 0; /* remove " */
+ }
+ }
+ version = strdup(option+1);
+ }
+ else
+ {
+ fgets(option, sizeof(option), file); /* skip option */
+ }
+ }
+#endif
+
+
+ if (version)
+ {
+ if (strcmp(version, XSANE_VERSION))
+ {
+ snprintf(buf, sizeof(buf), "File: \"%s\"\n"
+ "has been saved with xsane-%s,\n"
+ "this may cause problems!", filename, version);
+ xsane_back_gtk_warning(buf, TRUE);
+ }
+ free(version);
+ }
+ else
+ {
+ snprintf(buf, sizeof(buf), "File: \"%s\"\n"
+ "has been saved with xsane before version 0.40,\n"
+ "this may cause problems!", filename);
+ xsane_back_gtk_warning(buf, TRUE);
+ }
+#endif
+
+
+
+ while (1) /* read device dependant xsane options */
+ {
+ xsane_rc_io_w_space(&w, 3);
+ if (w.status)
+ {
+ break;
+ }
+
+ xsane_rc_io_w_string(&w, &name);
+
+ if (!w.status && name)
+ {
+ for (i = 0; i < NELEMS (desc_xsane_device); ++i)
+ {
+ if (strcmp(name, desc_xsane_device[i].name) == 0)
+ {
+ (*desc_xsane_device[i].codec) (&w, &xsane, desc_xsane_device[i].offset);
+ break; /* leave for loop */
+ }
+ }
+ }
+ w.status = 0;
+ }
+
+ xsane_device_preferences_load_values(&w, xsane.dev); /* read device preferences */
+ close(fd);
+
+ if (xsane.well_known.dpi > 0)
+ {
+ const SANE_Option_Descriptor *opt;
+
+ opt = xsane_get_option_descriptor(xsane.dev, xsane.well_known.dpi);
+
+ switch (opt->type)
+ {
+ case SANE_TYPE_INT:
+ {
+ SANE_Int dpi;
+ xsane_control_option(xsane.dev, xsane.well_known.dpi, SANE_ACTION_GET_VALUE, &dpi, 0);
+ xsane.resolution = dpi;
+ }
+ break;
+
+ case SANE_TYPE_FIXED:
+ {
+ SANE_Fixed dpi;
+ xsane_control_option(xsane.dev, xsane.well_known.dpi, SANE_ACTION_GET_VALUE, &dpi, 0);
+ xsane.resolution = (int) SANE_UNFIX(dpi);
+ }
+ break;
+
+ default:
+ DBG(DBG_error, "xsane_pref_load_file: %s %d\n", ERR_UNKNOWN_TYPE, opt->type);
+ return;
+ }
+ }
+ }
+ gtk_widget_set_uposition(xsane.shell, xsane.shell_posx, xsane.shell_posy);
+ gtk_window_set_default_size(GTK_WINDOW(xsane.shell), xsane.shell_width, xsane.shell_height);
+ gtk_widget_set_uposition(xsane.standard_options_shell, xsane.standard_options_shell_posx, xsane.standard_options_shell_posy);
+ gtk_widget_set_uposition(xsane.advanced_options_shell, xsane.advanced_options_shell_posx, xsane.advanced_options_shell_posy);
+ gtk_widget_set_uposition(xsane.histogram_dialog, xsane.histogram_dialog_posx, xsane.histogram_dialog_posy);
+ gtk_widget_set_uposition(xsane.preview->top, xsane.preview_dialog_posx, xsane.preview_dialog_posy);
+ gtk_window_set_default_size(GTK_WINDOW(xsane.preview->top), xsane.preview_dialog_width, xsane.preview_dialog_height);
+
+ xsane_update_param(0);
+ xsane_refresh_dialog();
+ xsane_enhancement_by_gamma();
+}
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+void xsane_device_preferences_restore(void)
+{
+ char filename[PATH_MAX];
+ struct stat st;
+
+ DBG(DBG_proc, "xsane_device_preferences_restore\n");
+
+ xsane_back_gtk_make_path(sizeof(filename), filename, "xsane", 0, 0, xsane.device_set_filename, ".drc", XSANE_PATH_LOCAL_SANE);
+
+ if (stat(filename, &st) >= 0)
+ {
+ xsane_device_preferences_load_file(filename);
+ }
+ else /* no local sane file, look for system file */
+ {
+ xsane_back_gtk_make_path(sizeof(filename), filename, "xsane", 0, 0, xsane.device_set_filename, ".drc", XSANE_PATH_SYSTEM);
+ xsane_device_preferences_load_file(filename);
+ }
+}
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+void xsane_device_preferences_load(void)
+{
+ char filename[PATH_MAX];
+ char windowname[256];
+
+ DBG(DBG_proc, "xsane_device_preferences_load\n");
+
+ xsane_clear_histogram(&xsane.histogram_raw);
+ xsane_clear_histogram(&xsane.histogram_enh);
+ xsane_set_sensitivity(FALSE);
+
+ sprintf(windowname, "%s %s %s", xsane.prog_name, WINDOW_LOAD_SETTINGS, xsane.device_text);
+ xsane_back_gtk_make_path(sizeof(filename), filename, "xsane", 0, 0, xsane.device_set_filename, ".drc", XSANE_PATH_LOCAL_SANE);
+
+ if (!xsane_back_gtk_get_filename(windowname, filename, sizeof(filename), filename, FALSE, FALSE, FALSE))
+ {
+ xsane_device_preferences_load_file(filename);
+ }
+ xsane_set_sensitivity(TRUE);
+ xsane_update_histogram(TRUE /* update raw */);
+}
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+#define XSANE_RC_IO_W_STRINGCONST(wire, string) { SANE_String str=string; xsane_rc_io_w_string(wire, &str); }
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+void xsane_device_preferences_save_file(char *filename)
+{
+ int fd;
+ Wire w;
+ int i;
+
+ if (filename)
+ {
+ DBG(DBG_info, "Saving device preferences to file %s\n", filename);
+
+ umask(XSANE_DEFAULT_UMASK); /* define new file permissions */
+ fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0666);
+ if (fd < 0)
+ {
+ char buf[256];
+
+ snprintf(buf, sizeof(buf), "%s %s.", ERR_FAILED_CREATE_FILE, strerror(errno));
+ xsane_back_gtk_error(buf, TRUE);
+ xsane_set_sensitivity(TRUE);
+ return;
+ }
+
+ /* prepare wire */
+ w.io.fd = fd;
+ w.io.read = read;
+ w.io.write = write;
+ xsane_rc_io_w_init(&w);
+ xsane_rc_io_w_set_dir(&w, WIRE_ENCODE);
+
+ XSANE_RC_IO_W_STRINGCONST(&w, "XSANE_DEVICE_RC");
+ xsane_rc_io_w_string(&w, &xsane.device_set_filename);
+
+ XSANE_RC_IO_W_STRINGCONST(&w, "xsane-version");
+ XSANE_RC_IO_W_STRINGCONST(&w, XSANE_VERSION);
+
+ /* make geometry and position values up to date */
+ xsane_widget_get_uposition(xsane.shell, &xsane.shell_posx, &xsane.shell_posy);
+ gdk_window_get_size(xsane.shell->window, &xsane.shell_width, &xsane.shell_height);
+ gtk_widget_set_uposition(xsane.shell, xsane.shell_posx, xsane.shell_posy); /* geometry used when window closed and opened again */
+ gtk_window_set_default_size(GTK_WINDOW(xsane.shell), xsane.shell_width, xsane.shell_height);
+
+ xsane_widget_get_uposition(xsane.standard_options_shell, &xsane.standard_options_shell_posx, &xsane.standard_options_shell_posy);
+ gtk_widget_set_uposition(xsane.standard_options_shell, xsane.standard_options_shell_posx, xsane.standard_options_shell_posy);
+
+ xsane_widget_get_uposition(xsane.advanced_options_shell, &xsane.advanced_options_shell_posx, &xsane.advanced_options_shell_posy);
+ gtk_widget_set_uposition(xsane.advanced_options_shell, xsane.advanced_options_shell_posx, xsane.advanced_options_shell_posy);
+
+ xsane_widget_get_uposition(xsane.histogram_dialog, &xsane.histogram_dialog_posx, &xsane.histogram_dialog_posy);
+ gtk_widget_set_uposition(xsane.histogram_dialog, xsane.histogram_dialog_posx, xsane.histogram_dialog_posy);
+
+ if (xsane.preview)
+ {
+ xsane_widget_get_uposition(xsane.preview->top, &xsane.preview_dialog_posx, &xsane.preview_dialog_posy);
+ gdk_window_get_size(xsane.preview->top->window, &xsane.preview_dialog_width, &xsane.preview_dialog_height);
+ gtk_widget_set_uposition(xsane.preview->top, xsane.preview_dialog_posx, xsane.preview_dialog_posy);
+ gtk_window_set_default_size(GTK_WINDOW(xsane.preview->top), xsane.preview_dialog_width, xsane.preview_dialog_height);
+ }
+
+ xsane_device_preferences_save_values(&w, xsane.dev);
+
+ for (i = 0; i < NELEMS(desc_xsane_device); ++i) /* save device preferences xsane values */
+ {
+ xsane_rc_io_w_string(&w, &desc_xsane_device[i].name);
+ (*desc_xsane_device[i].codec) (&w, &xsane, desc_xsane_device[i].offset);
+ }
+
+ xsane_rc_io_w_flush(&w);
+ close(fd);
+ }
+}
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+void xsane_device_preferences_store(void)
+{
+ char filename[PATH_MAX];
+
+ DBG(DBG_proc, "xsane_device_preferences_store\n");
+
+ xsane_back_gtk_make_path(sizeof(filename), filename, "xsane", 0, 0, xsane.device_set_filename, ".drc", XSANE_PATH_LOCAL_SANE);
+ xsane_device_preferences_save_file(filename);
+}
+
+/* ---------------------------------------------------------------------------------------------------------------------- */
+
+void xsane_device_preferences_save(void)
+{
+ char filename[PATH_MAX];
+ char windowname[256];
+
+ DBG(DBG_proc, "xsane_device_preferences_save\n");
+
+ xsane_clear_histogram(&xsane.histogram_raw);
+ xsane_clear_histogram(&xsane.histogram_enh);
+ xsane_set_sensitivity(FALSE);
+
+ sprintf(windowname, "%s %s %s", xsane.prog_name, WINDOW_SAVE_SETTINGS, xsane.device_text);
+ xsane_back_gtk_make_path(sizeof(filename), filename, "xsane", 0, 0, xsane.device_set_filename, ".drc", XSANE_PATH_LOCAL_SANE);
+
+ if (!xsane_back_gtk_get_filename(windowname, filename, sizeof(filename), filename, FALSE, FALSE, FALSE))
+ {
+ xsane_device_preferences_save_file(filename);
+ }
+
+ xsane_set_sensitivity(TRUE);
+ xsane_update_histogram(TRUE /* update raw */);
+}
+
+/* ---------------------------------------------------------------------------------------------------------------- */
+