X-Git-Url: http://git.shiar.net/descalc.git/blobdiff_plain/7d9af85556b0e64c70e3641764b7b49a306723f3..7db84757c6ba80836bc8c2cc9de326f16862a2cd:/06_disp_slang.pm

diff --git a/06_disp_slang.pm b/06_disp_slang.pm
new file mode 100644
index 0000000..4fa569d
--- /dev/null
+++ b/06_disp_slang.pm
@@ -0,0 +1,61 @@
+# s-lang output for DCT, by Shiar
+
+# 1.11.0 200410291300 - 
+
+use strict;
+use warnings;
+
+use Term::Slang qw(:common :screen :term :CONSTANTS);
+
+push @{$hook{init}}, sub {
+	SLtt_get_terminfo and exit;
+	SLang_init_tty(-1, 0, 1);
+	SLsmg_init_smg;
+	
+	END { SLsmg_reset_smg; SLang_reset_tty; } # shutdown display system
+
+	# where are $SLtt_Screen_Rows and $SLtt_Screen_Cols?
+	($set{height}, $set{width}) = SLtt_get_screen_size;
+	$set{height} -= 2;
+}; # init
+
+push @{$hook{showerror}}, sub {
+	my $error = shift;
+	SLsmg_draw_box(0, 0, 3, length($error)+4);
+	SLsmg_gotorc(1, 1);
+	SLsmg_write_string(" $error ");
+	SLsmg_refresh;
+
+	ReadKey; # wait for confirm
+	1 while defined ReadKey(-1); # clear key buffer
+}; # showerror
+
+push @{$hook{showstack}}, sub {
+	for (0..@stack-1) {
+		SLsmg_gotorc($set{height}-$_, 1);
+		SLsmg_write_string("$_: ".showval($stack[$_], $set{base}));  # prompt
+		SLsmg_erase_eol;
+	} # show stack
+	SLsmg_gotorc($set{height}-@stack, 1);
+	SLsmg_erase_eol;
+}; # showstack
+
+push @{$hook{refresh}}, sub {
+	SLsmg_cls;
+	SLsmg_gotorc($set{height}+1, 0);
+	SLsmg_write_string("> ");  # prompt
+}; # refresh
+
+push @{$hook{showentry}}, sub {
+	SLsmg_gotorc($set{height}+1, 2);
+	SLsmg_write_string($_[0]);
+	SLsmg_erase_eol;
+	SLsmg_refresh;
+}; # showentry
+
+return {
+	author  => "Shiar",
+	title   => "slang output",
+	version => "1.11",
+};
+