Add ncurses UI menu

Add support for an ncurses UI menu object.

Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>

1 files changed, 85 insertions, 0 deletions

diff --git a/ui/ncurses/nc-scr.h b/ui/ncurses/nc-scr.h
new file mode 100644
index 0000000..c08fcd4
--- /dev/null
+++ b/ui/ncurses/nc-scr.h
@@ -0,0 +1,85 @@
+/*
+ *  Copyright (C) 2009 Sony Computer Entertainment Inc.
+ *  Copyright 2009 Sony Corp.
+ *
+ *  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; version 2 of the License.
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#if !defined(_PB_NC_SCR_H)
+#define _PB_NC_SCR_H
+
+#include <ncurses.h>
+
+#define DBG(fmt, args...) pb_log("DBG: " fmt, ## args)
+#define DBGS(fmt, args...) \
+	pb_log("DBG:%s:%d: " fmt, __func__, __LINE__, ## args)
+
+enum pb_nc_sig {
+	pb_cui_sig     = 111,
+	pb_pmenu_sig   = 222,
+	pb_item_sig    = 333,
+	pb_ked_sig     = 444,
+	pb_removed_sig = -555,
+};
+
+void nc_start(void);
+void nc_atexit(void);
+
+static inline void nc_flush_keys(void)
+{
+	while (getch() != ERR)
+		(void)0;
+}
+
+enum nc_scr_pos {
+	nc_scr_pos_title = 0,
+	nc_scr_pos_title_sep = 1,
+	nc_scr_pos_sub = 2,
+
+	nc_scr_pos_help_sep = 3,
+	nc_scr_pos_help = 2,
+	nc_scr_pos_status = 1,
+
+	nc_scr_frame_lines = 5,
+};
+
+struct nc_frame {
+	char *title;
+	char *help;
+	char *status;
+};
+
+struct nc_scr {
+	enum pb_nc_sig sig;
+	struct nc_frame frame;
+	WINDOW *main_ncw;
+	WINDOW *sub_ncw;
+	void *ui_ctx;
+	int (*post)(struct nc_scr *scr);
+	int (*unpost)(struct nc_scr *scr);
+	void (*process_key)(struct nc_scr *scr);
+	void (*resize)(struct nc_scr *scr);
+};
+
+int nc_scr_init(struct nc_scr *scr, enum pb_nc_sig sig, int begin_x,
+	void *ui_ctx,
+	void (*process_key)(struct nc_scr *),
+	int (*post)(struct nc_scr *),
+	int (*unpost)(struct nc_scr *),
+	void (*resize)(struct nc_scr *));
+void nc_scr_status_free(struct nc_scr *scr);
+void nc_scr_status_printf(struct nc_scr *scr, const char *format, ...);
+void nc_scr_frame_draw(struct nc_scr *scr);
+
+#endif