From da2eaf28fe6ed8027819aca1548c6abdd7d9008e Mon Sep 17 00:00:00 2001
From: raster <raster@7cbeb6ba-43b4-40fd-8cce-4c39aea84d33>
Date: Tue, 31 May 2011 05:24:58 +0000
Subject: [PATCH] fix disk selector to handle intl trext properly. was bad to
 begin with.

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/elementary@59831 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33
---
 src/bin/test_diskselector.c | 19 +++++++++++++++++++
 src/lib/elm_diskselector.c  | 43 ++++++++++++++++++++++++++++++-------------
 2 files changed, 49 insertions(+), 13 deletions(-)

diff --git a/src/bin/test_diskselector.c b/src/bin/test_diskselector.c
index 1bcc7a0..5bd46e5 100644
--- a/src/bin/test_diskselector.c
+++ b/src/bin/test_diskselector.c
@@ -133,6 +133,25 @@ test_diskselector(void *data __UNUSED__, Evas_Object *obj __UNUSED__, void *even
    evas_object_show(disk);
    evas_object_smart_callback_add(disk, "selected", _print_disk_info_cb, NULL);
 
+   disk = elm_diskselector_add(win);
+   ic = elm_icon_add(win);
+   snprintf(buf, sizeof(buf), "%s/images/logo_small.png", PACKAGE_DATA_DIR);
+   elm_icon_file_set(ic, buf, NULL);
+   elm_icon_scale_set(ic, 1, 1);
+   elm_diskselector_item_append(disk, "머리스타일", ic, NULL, NULL);
+   elm_diskselector_item_append(disk, "プロが伝授する", NULL, NULL, NULL);
+   elm_diskselector_item_append(disk, "生上访要求政府", NULL, NULL, NULL);
+   elm_diskselector_item_append(disk, "English", NULL, NULL, NULL);
+   elm_diskselector_item_append(disk, "والشريعة", NULL, NULL, NULL);
+   elm_diskselector_item_append(disk, "עִבְרִית", NULL, NULL, NULL);
+   elm_diskselector_item_append(disk, "Grüßen", NULL, NULL, NULL);
+   elm_diskselector_round_set(disk, EINA_TRUE);
+   evas_object_size_hint_weight_set(disk, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
+   evas_object_size_hint_align_set(disk, EVAS_HINT_FILL, 0.5);
+   elm_box_pack_end(bx, disk);
+   evas_object_show(disk);
+   evas_object_smart_callback_add(disk, "selected", _print_disk_info_cb, NULL);
+   
    // displayed item number setting example
    disk = elm_diskselector_add(win);
    elm_diskselector_display_item_num_set(disk, 5);
diff --git a/src/lib/elm_diskselector.c b/src/lib/elm_diskselector.c
index b9f88cb..4940a5c 100644
--- a/src/lib/elm_diskselector.c
+++ b/src/lib/elm_diskselector.c
@@ -414,20 +414,32 @@ _event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__, Evas_Callback_Type ty
 }
 
 static int
+_count_letter(const char *str)
+{
+   int pos = 0;
+   int code = 0, chnum;
+   
+   for (chnum = 0; ; chnum++)
+     {
+        pos = evas_string_char_next_get(str, pos, &code);
+        if (code == 0) break;
+     }
+   return chnum;
+}
+
+static int
 _check_letter(const char *str, int length)
 {
-   int code = str[length];
-
-   if (code == '\0')
-     return length;		// null string
-   else if (((code >= 65) && (code <= 90)) || ((code >= 97) && (code <= 122)))
-     return length;		// alphabet
-   else if ((48 <= code) && (code < 58))
-     return length;		// number
-   else if (((33 <= code) && (code < 47)) || ((58 <= code) && (code < 64))
-            || ((91 <= code) && (code < 96)) || ((123 <= code) && (code < 126)))
-     return length;		// special letter
-   return length - 1;
+   int pos = 0;
+   int code = 0, chnum;
+   
+   for (chnum = 0; ; chnum++)
+     {
+        if (chnum == length) break;
+        pos = evas_string_char_next_get(str, pos, &code);
+        if (code == 0) break;
+     }
+   return pos;
 }
 
 static Eina_Bool
@@ -459,7 +471,9 @@ _check_string(void *data)
         if ((x + w <= ox) || (x >= ox + ow))
           continue;
 
-        len = eina_stringshare_strlen(it->label);
+        len = _count_letter(it->label);
+//        // FIXME: len should be # of ut8f letters. ie count using utf8 string walk, not stringshare len
+//        len = eina_stringshare_strlen(it->label);
 
         if (x <= ox + 5)
           edje_object_signal_emit(it->base.view, "elm,state,left_side",
@@ -477,6 +491,7 @@ _check_string(void *data)
                                        "elm");
           }
 
+        // if len is les that the limit len, skip anyway
         if (len <= wd->len_side)
           continue;
 
@@ -489,7 +504,9 @@ _check_string(void *data)
 
         length = len - (int)(diff * steps / (ow / 3));
         length = MAX(length, wd->len_side);
+        // limit string len to "length" ut8f chars
         length = _check_letter(it->label, length);
+        // cut it off at byte mark returned form _check_letter
         strncpy(buf, it->label, length);
         buf[length] = '\0';
         edje_object_part_text_set(it->base.view, "elm.text", buf);
-- 
2.7.4