kopia lustrzana https://gitlab.com/sane-project/frontends
120 wiersze
3.3 KiB
C
120 wiersze
3.3 KiB
C
#ifndef gtkglue_h
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#define gtkglue_h
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#include <sys/types.h>
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#include <gtk/gtk.h>
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#include <sane/config.h>
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#include <sane/sane.h>
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struct GSGDialog;
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typedef void (*GSGCallback) (struct GSGDialog *dialog, void *arg);
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typedef enum
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{
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GSG_TL_X, /* top-left x */
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GSG_TL_Y, /* top-left y */
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GSG_BR_X, /* bottom-right x */
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GSG_BR_Y /* bottom-right y */
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}
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GSGCornerCoordinates;
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typedef struct
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{
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/* The option number of the well-known options. Each of these may
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be -1 in case the backend doesn't define the respective option. */
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int preview;
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int dpi;
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int coord[4];
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}
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GSGWellKnownOptions;
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typedef struct
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{
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gchar *label;
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struct GSGDialogElement *elem;
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gint index;
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}
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GSGMenuItem;
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typedef struct GSGDialogElement
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{
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struct GSGDialog *dialog; /* wasteful, but is there a better solution? */
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GtkWidget *automatic; /* auto button for options that support this */
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GtkWidget *widget;
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GtkObject *data;
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int menu_size; /* # of items in menu (if any) */
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GSGMenuItem *menu;
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}
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GSGDialogElement;
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typedef struct GSGDialog
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{
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GtkWidget *window;
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GtkWidget *main_hbox;
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GtkWidget *advanced_vbox;
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GtkTooltips *tooltips;
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GdkColor tooltips_fg;
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GdkColor tooltips_bg;
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SANE_Handle *dev;
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const char *dev_name;
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GSGWellKnownOptions well_known;
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int num_elements;
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GSGDialogElement *element;
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gint idle_id;
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u_int rebuild : 1;
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u_int advanced : 1;
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/* This callback gets invoked whenever the backend notifies us
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that the option descriptors have changed. */
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GSGCallback option_reload_callback;
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void *option_reload_arg;
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/* This callback gets invoked whenever the backend notifies us
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that the parameters have changed. */
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GSGCallback param_change_callback;
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void *param_change_arg;
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}
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GSGDialog;
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extern int gsg_message_dialog_active;
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/* Construct the path and return it in filename_ret (this buffer must
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be at least max_len bytes long). The path is constructed as
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follows:
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~/.sane/${PROG_NAME}/${PREFIX}${DEV_NAME}${POSTFIX}
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If PROG_NAME is NULL, an empty string is used and the leading slash
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is removed. On success, 0 is returned, on error a negative number and
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ERRNO is set to the appropriate value. */
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extern int gsg_make_path (size_t max_len, char *filename_ret,
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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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extern void gsg_message (gchar *title, gchar * message);
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extern void gsg_error (gchar * error_message);
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extern void gsg_warning (gchar * warning_message);
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extern int gsg_get_filename (const char *label, const char *default_name,
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size_t max_len, char *filename);
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extern GSGDialog *gsg_create_dialog (GtkWidget *window,
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const char *device_name,
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GSGCallback option_reload_callback,
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void *option_reload_arg,
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GSGCallback param_callback,
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void *param_arg);
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extern void gsg_sync (GSGDialog *dialog);
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extern void gsg_refresh_dialog (GSGDialog *dialog);
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extern void gsg_update_scan_window (GSGDialog *dialog);
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extern void gsg_set_advanced (GSGDialog *dialog, int advanced);
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extern void gsg_set_tooltips (GSGDialog *dialog, int enable);
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extern void gsg_set_sensitivity (GSGDialog *dialog, int sensitive);
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extern void gsg_destroy_dialog (GSGDialog * dialog);
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#define gsg_dialog_get_device(dialog) ((dialog)->dev)
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#endif /* gtkglue_h */
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