[gtk+] gdk: Make gen-keyname-table.pl work again

[Bastien Nocera <hadess src gnome org>]

commit aceccd581926d84cad1dfbb72e0f81158efb59a6
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Oct 25 14:34:27 2011 +0100

    gdk: Make gen-keyname-table.pl work again
    
    keyname-table.h was modified by hand, and gen-keyname-table.pl
    couldn't be used to generate that file again.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=662628

 gdk/Makefile.am            |    1 +
 gdk/gen-keyname-table.pl   |   37 +++++++++++++++++++++++++++++++++----
 gdk/keynames-translate.txt |   26 ++++++++++++++++++++++++++
 3 files changed, 60 insertions(+), 4 deletions(-)
---
diff --git a/gdk/Makefile.am b/gdk/Makefile.am
index c7f24af..0c80115 100644
--- a/gdk/Makefile.am
+++ b/gdk/Makefile.am
@@ -17,6 +17,7 @@ CLEANFILES =
 
 EXTRA_DIST += 			\
 	keynames.txt		\
+	keynames-translate.txt	\
 	keyname-table.h		\
 	gdkkeynames.c		\
 	gen-keyname-table.pl	\
diff --git a/gdk/gen-keyname-table.pl b/gdk/gen-keyname-table.pl
index e0fe964..cc47400 100755
--- a/gdk/gen-keyname-table.pl
+++ b/gdk/gen-keyname-table.pl
@@ -1,7 +1,7 @@
 #!/usr/bin/perl -w
 
-if (@ARGV != 1) {
-    die "Usage: gen-keyname-table.pl keynames.txt > keyname-table.h\n";
+if (@ARGV != 2) {
+    die "Usage: gen-keyname-table.pl keynames.txt keynames-translate.txt > keyname-table.h\n";
 }
 
 open IN, $ARGV[0] || die "Cannot open $ARGV[0]: $!\n";
@@ -20,6 +20,18 @@ while (defined($_ = <IN>)) {
 	push @translate, $2;
     }
 }
+close IN;
+
+open IN, $ARGV[1] || die "Cannot open $ARGV[1]: $!\n";
+while (defined($_ = <IN>)) {
+    next if /^!/;
+    if (!/^\s*([\w_]*\S)\s+$/) {
+	die "Cannot parse line $_";
+    }
+
+    push @translate, $1;
+}
+close IN;
 
 $offset = 0;
 
@@ -99,13 +111,30 @@ print <<EOT;
 
 #if 0
 
+/*
+ * Translators, the strings in the 'keyboard label' context are
+ * display names for keyboard keys. Some of them have prefixes like
+ * XF86 or ISO_ - these should be removed in the translation. Similarly,
+ * underscores should be replaced by spaces. The prefix 'KP_' stands
+ * for 'key pad' and you may want to include that in your translation.
+ * Here are some examples of English translations:
+ * XF86AudioMute - Audio mute
+ * Scroll_lock   - Scroll lock
+ * KP_Space      - Space (keypad)
+ */
 EOT
 
 for $key (@translate) {
+    if ($key eq 'KP_Space') {
+      print "/* Translators: KP_ means 'key pad' here */\n";
+    }
+    if ($key eq 'XF86MonBrightnessUp') {
+      print "/* Translators: 'Mon' means Monitor here, and the XF86 prefix should be removed */\n";
+    }
     print <<EOT;
-N_("keyboard label|$key")
+NC_("keyboard label", "$key")
 EOT
-} 
+}
 
 print <<EOT;
 
diff --git a/gdk/keynames-translate.txt b/gdk/keynames-translate.txt
new file mode 100644
index 0000000..a03795c
--- /dev/null
+++ b/gdk/keynames-translate.txt
@@ -0,0 +1,26 @@
+XF86MonBrightnessUp
+XF86MonBrightnessDown
+XF86AudioMute
+XF86AudioLowerVolume
+XF86AudioRaiseVolume
+XF86AudioPlay
+XF86AudioStop
+XF86AudioNext
+XF86AudioPrev
+XF86AudioRecord
+XF86AudioPause
+XF86AudioRewind
+XF86AudioMedia
+XF86ScreenSaver
+XF86Battery
+XF86Launch1
+XF86Forward
+XF86Back
+XF86Sleep
+XF86Hibernate
+XF86WLAN
+XF86WebCam
+XF86Display
+XF86TouchpadToggle
+XF86WakeUp
+XF86Suspend