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/* xsane -- a graphical (X11, gtk) scanner-oriented SANE frontend
xsane-back-gtk.h
Oliver Rauch <Oliver.Rauch@Wolfsburg.DE>
Copyright (C) 1998-2000 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. */
/* ---------------------------------------------------------------------------------------------------------------------- */
#ifndef xsane_back_gtk_h
#define xsane_back_gtk_h
/* ---------------------------------------------------------------------------------------------------------------------- */
#include <sys/types.h>
#include <gtk/gtk.h>
#include <sane/config.h>
#include <sane/sane.h>
/* ---------------------------------------------------------------------------------------------------------------------- */
enum
{
XSANE_PATH_LOCAL_SANE = 0,
XSANE_PATH_SYSTEM,
XSANE_PATH_TMP
};
/* ---------------------------------------------------------------------------------------------------------------------- */
struct GSGDialog;
typedef void (*GSGCallback) (struct GSGDialog *dialog, void *arg);
typedef GtkWidget *(*XSANECallback) (void);
/* ---------------------------------------------------------------------------------------------------------------------- */
typedef enum
{
xsane_back_gtk_TL_X, /* top-left x */
xsane_back_gtk_TL_Y, /* top-left y */
xsane_back_gtk_BR_X, /* bottom-right x */
xsane_back_gtk_BR_Y /* bottom-right y */
}
GSGCornerCoordinates;
/* ---------------------------------------------------------------------------------------------------------------------- */
typedef struct
{
/* The option number of the well-known options. Each of these may
be -1 in case the backend doesn't define the respective option. */
int scanmode;
int scansource;
int preview;
int dpi;
int dpi_x;
int dpi_y;
int coord[4];
int gamma_vector;
int gamma_vector_r;
int gamma_vector_g;
int gamma_vector_b;
int bit_depth;
}
GSGWellKnownOptions;
typedef struct
{
gchar *label;
struct GSGDialogElement *elem;
gint index;
}
GSGMenuItem;
typedef struct GSGDialogElement
{
struct GSGDialog *dialog; /* wasteful, but is there a better solution? */
GtkWidget *automatic; /* auto button for options that support this */
GtkWidget *widget;
GtkObject *data;
int menu_size; /* # of items in menu (if any) */
GSGMenuItem *menu;
}
GSGDialogElement;
typedef struct GSGDialog
{
GtkWidget *xsane_window;
GtkWidget *standard_window;
GtkWidget *advanced_window;
GtkWidget *xsane_hbox;
GtkWidget *standard_hbox;
GtkWidget *advanced_hbox;
GtkWidget *xsanemode_widget;
GtkTooltips *tooltips;
GdkColor tooltips_fg;
GdkColor tooltips_bg;
SANE_Handle *dev;
const char *dev_name;
GSGWellKnownOptions well_known;
int num_elements;
GSGDialogElement *element;
gint idle_id;
u_int rebuild : 1;
/* This callback gets invoked whenever the backend notifies us
that the option descriptors have changed. */
GSGCallback option_reload_callback;
void *option_reload_arg;
/* This callback gets invoked whenever the backend notifies us
that the parameters have changed. */
GSGCallback param_change_callback;
void *param_change_arg;
XSANECallback update_xsane_callback;
void *update_xsane_arg;
int pixelcolor;
}
GSGDialog;
extern int xsane_back_gtk_message_dialog_active;
/* Construct the path and return it in filename_ret (this buffer must
be at least max_len bytes long). The path is constructed as
follows:
~/.sane/${PROG_NAME}/${PREFIX}${DEV_NAME}${POSTFIX}
If PROG_NAME is NULL, an empty string is used and the leading slash
is removed. On success, 0 is returned, on error a negative number and
ERRNO is set to the appropriate value. */
extern int xsane_back_gtk_make_path(size_t max_len, char *filename_ret,
const char *prog_name,
const char *dir_name,
const char *prefix, const char *dev_name,
const char *postfix,
int local);
extern gint xsane_back_gtk_decision(gchar *title, gchar** icon_xpm, gchar *message, gchar *oktext, gchar *rejecttext, gint wait);
extern void xsane_back_gtk_message(gchar *title, gchar** icon_xpm, gchar *message, gint wait);
extern void xsane_back_gtk_error(gchar *error_message, gint wait);
extern void xsane_back_gtk_warning(gchar *warning_message, gint wait);
extern int xsane_back_gtk_get_filename(const char *label, const char *default_name,
size_t max_len, char *filename, int show_fileopts);
extern void xsane_back_gtk_sync(GSGDialog *dialog);
extern void xsane_back_gtk_update_vector(GSGDialog *dialog, int opt_num, SANE_Int *vector);
extern void xsane_back_gtk_refresh_dialog(GSGDialog *dialog);
extern void xsane_back_gtk_update_scan_window(GSGDialog *dialog);
extern void xsane_back_gtk_set_advanced(GSGDialog *dialog, int advanced);
extern void xsane_back_gtk_set_tooltips(GSGDialog *dialog, int enable);
extern void xsane_back_gtk_set_tooltip(GtkTooltips *tooltips, GtkWidget *widget, const char *desc);
extern void xsane_back_gtk_set_sensitivity(GSGDialog *dialog, int sensitive);
extern void xsane_set_sensitivity(SANE_Int sensitivity);
extern void xsane_back_gtk_destroy_dialog(GSGDialog *dialog);
extern void xsane_back_gtk_set_option(GSGDialog * dialog, int opt_num, void *val, SANE_Action action);
extern GtkWidget *xsane_back_gtk_group_new (GtkWidget *parent, const char * title);
extern void xsane_back_gtk_button_new(GtkWidget * parent, const char *name, SANE_Word val,
GSGDialogElement *elem, GtkTooltips *tooltips, const char *desc, SANE_Int settable);
extern void xsane_back_gtk_scale_new(GtkWidget * parent, const char *name, gfloat val,
gfloat min, gfloat max, gfloat quant, int automatic,
GSGDialogElement *elem, GtkTooltips *tooltips, const char *desc, SANE_Int settable);
extern void xsane_back_gtk_option_menu_new(GtkWidget *parent, const char *name, char *str_list[],
const char *val, GSGDialogElement * elem, GtkTooltips *tooltips, const char *desc, SANE_Int settable);
extern void xsane_back_gtk_text_entry_new(GtkWidget *parent, const char *name, const char *val,
GSGDialogElement *elem, GtkTooltips *tooltips, const char *desc, SANE_Int settable);
extern void xsane_back_gtk_push_button_callback(GtkWidget * widget, gpointer data);
extern const char *xsane_back_gtk_unit_string(SANE_Unit unit);
void xsane_set_window_icon(GtkWidget *gtk_window, gchar **xpm_d);
#define xsane_back_gtk_dialog_get_device(dialog) ((dialog)->dev)
#endif /* gtkglue_h */
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