From 6c46656de7183f2d5700806e4728dee1b0eb937a Mon Sep 17 00:00:00 2001
From: Daiki Ueno <ueno@unixuser.org>
Date: Tue, 30 Oct 2012 18:01:13 +0900
Subject: Port label string construction code to libcaribou

Move the key label construction code from Antler to libcaribou and
also handle the "text" attribute of key.

https://bugzilla.gnome.org/show_bug.cgi?id=656175
---
 caribou/antler/keyboard_view.py | 32 ++----------------------------
 libcaribou/key-model.vala       | 43 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+), 30 deletions(-)

diff --git a/caribou/antler/keyboard_view.py b/caribou/antler/keyboard_view.py
index 7b1ab2b..4862ab7 100644
--- a/caribou/antler/keyboard_view.py
+++ b/caribou/antler/keyboard_view.py
@@ -9,25 +9,6 @@ from gi.repository import Caribou
 import os
 from math import ceil
 
-PRETTY_LABELS = {
-    "BackSpace" : u'\u232b',
-    "space" : u' ',
-    "Return" : u'\u23ce',
-    "Return" : u'\u23ce',
-    "Control_L" : u'Ctrl',
-    "Control_R" : u'Ctrl',
-    "Alt_L" : u'Alt',
-    "Alt_R" : u'Alt',
-    'Caribou_Prefs' : u'\u2328',
-    'Caribou_ShiftUp' : u'\u2b06',
-    'Caribou_ShiftDown' : u'\u2b07',
-    'Caribou_Emoticons' : u'\u263a',
-    'Caribou_Symbols' : u'123',
-    'Caribou_Symbols_More' : u'{#*',
-    'Caribou_Alpha' : u'Abc',
-    'Caribou_Repeat' : u'\u267b'
-}
-
 class AntlerKey(Gtk.Button):
     def __init__(self, key, spacing=0):
         GObject.GObject.__init__(self)
@@ -61,17 +42,8 @@ class AntlerKey(Gtk.Button):
             self.unset_state_flags(Gtk.StateFlags.INCONSISTENT)
 
     def _get_key_label(self):
-        label = self.caribou_key().props.name
-        if PRETTY_LABELS.has_key(self.caribou_key().props.name):
-            label = PRETTY_LABELS[self.caribou_key().props.name]
-        elif self.caribou_key().props.name.startswith('Caribou_'):
-            label = self.caribou_key().name.replace('Caribou_', '')
-        else:
-            unichar = unichr(Gdk.keyval_to_unicode(self.caribou_key().props.keyval))
-            if not unichar.isspace() and unichar != u'\x00':
-                label = unichar
-
-        return "<b>%s</b>" % GLib.markup_escape_text(label.encode('utf-8'))
+        label = self.caribou_key().props.label
+        return "<b>%s</b>" % GLib.markup_escape_text(label)
 
     def _caribou_key_pressed (self, key, _key):
         self.set_state_flags(Gtk.StateFlags.ACTIVE, False)
diff --git a/libcaribou/key-model.vala b/libcaribou/key-model.vala
index 4330490..af7b623 100644
--- a/libcaribou/key-model.vala
+++ b/libcaribou/key-model.vala
@@ -22,6 +22,7 @@ namespace Caribou {
         public uint keyval { get; private set; }
         public string? text { get; private construct set; default = null; }
         private uint[] _keyvals = {};
+        public string label { get; private set; default = ""; }
 
         public bool scan_stepping { get; internal set; }
         private bool _scan_selected;
@@ -50,6 +51,25 @@ namespace Caribou {
             { null, 0 }
         };
 
+        private const LabelMapEntry label_map[] = {
+            { "BackSpace", "\xe2\x8c\xab" },
+            { "space", " " },
+            { "Return", "\xe2\x8f\x8e" },
+            { "Return", "\xe2\x8f\x8e" },
+            { "Control_L", "Ctrl" },
+            { "Control_R", "Ctrl" },
+            { "Alt_L", "Alt" },
+            { "Alt_R", "Alt" },
+            { "Caribou_Prefs", "\xe2\x8c\xa8" },
+            { "Caribou_ShiftUp", "\xe2\xac\x86" },
+            { "Caribou_ShiftDown", "\xe2\xac\x87" },
+            { "Caribou_Emoticons", "\xe2\x98\xba" },
+            { "Caribou_Symbols", "123" },
+            { "Caribou_Symbols_More", "{#*" },
+            { "Caribou_Alpha", "Abc" },
+            { "Caribou_Repeat", "\xe2\x99\xbb" }
+        };
+
         public KeyModel (string name, string? text = null) {
             this.name = name;
             this.text = text;
@@ -80,6 +100,24 @@ namespace Caribou {
                 }
             }
 
+            for (i = 0; i < label_map.length; i++) {
+                if (label_map[i].name == name) {
+                    label = label_map[i].label;
+                    break;
+                }
+            }
+            if (i == label_map.length) {
+                if (text != null)
+                    label = text;
+                else if (name.has_prefix ("Caribou_"))
+                    label = name["Caribou_".length:name.length];
+                else if (_keyvals.length > 0) {
+                    unichar uc = Gdk.keyval_to_unicode (_keyvals[0]);
+                    if (!uc.isspace () && uc != 0)
+                        label = uc.to_string ();
+                }
+            }
+
             xadapter = XAdapter.get_default();
             extended_keys = new Gee.ArrayList<KeyModel> ();
         }
@@ -175,4 +213,9 @@ namespace Caribou {
         string name;
         Gdk.ModifierType mask;
     }
+
+    private struct LabelMapEntry {
+        string name;
+        string label;
+    }
 }
-- 
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