1 files changed, 121 insertions, 0 deletions
diff --git a/src/gtkglue.h b/src/gtkglue.h
new file mode 100644
index 0000000..00b1666
--- /dev/null
+++ b/src/gtkglue.h
@@ -0,0 +1,121 @@
+#ifndef gtkglue_h
+#define gtkglue_h
+
+#include <sys/types.h>
+
+#include <gtk/gtk.h>
+
+#include "../include/sane/config.h"
+#include <sane/sane.h>
+
+struct GSGDialog;
+
+typedef void (*GSGCallback) (struct GSGDialog *dialog, void *arg);
+
+typedef enum
+  {
+    GSG_TL_X,	/* top-left x */
+    GSG_TL_Y,	/* top-left y */
+    GSG_BR_X,	/* bottom-right x */
+    GSG_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 preview;
+    int dpi;
+    int coord[4];
+  }
+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 *window;
+    GtkWidget *main_hbox;
+    GtkWidget *advanced_vbox;
+    int twocolumn;
+    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;
+    u_int advanced : 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;
+  }
+GSGDialog;
+
+
+extern int gsg_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 gsg_make_path (size_t max_len, char *filename_ret,
+			  const char *prog_name,
+			  const char *prefix, const char *dev_name,
+			  const char *postfix);
+
+extern void gsg_message (gchar *title, gchar * message);
+extern void gsg_error (gchar * error_message);
+extern void gsg_warning (gchar * warning_message);
+extern int gsg_get_filename (const char *label, const char *default_name,
+			     size_t max_len, char *filename);
+
+extern GSGDialog *gsg_create_dialog (GtkWidget *window,
+				     const char *device_name,
+				     GSGCallback option_reload_callback,
+				     void *option_reload_arg,
+				     GSGCallback param_callback,
+				     void *param_arg);
+extern void gsg_sync (GSGDialog *dialog);
+extern void gsg_refresh_dialog (GSGDialog *dialog);
+extern void gsg_update_scan_window (GSGDialog *dialog);
+extern void gsg_set_advanced (GSGDialog *dialog, int advanced);
+extern void gsg_set_tooltips (GSGDialog *dialog, int enable);
+extern void gsg_set_twocolumn (GSGDialog *dialog, int enable);
+extern void gsg_set_sensitivity (GSGDialog *dialog, int sensitive);
+extern void gsg_destroy_dialog (GSGDialog * dialog);
+
+#define gsg_dialog_get_device(dialog)	((dialog)->dev)
+
+#endif /* gtkglue_h */