diff --git a/ChangeLog.asciidoc b/ChangeLog.asciidoc
index fa8c0d67e..30b80da93 100644
--- a/ChangeLog.asciidoc
+++ b/ChangeLog.asciidoc
@@ -17,6 +17,7 @@ https://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 
 === New features
 
+* core: check bar conditions in root bars and on each update of a bar item
 * core: fully evaluate commands bound to keys in cursor and mouse contexts
 * core: add option weechat.completion.command_inline (task #12491)
 * core: add bar item "mouse_status", new options weechat.look.item_mouse_status
diff --git a/doc/de/autogen/user/weechat_commands.asciidoc b/doc/de/autogen/user/weechat_commands.asciidoc
index 612e671cf..5edd49d32 100644
--- a/doc/de/autogen/user/weechat_commands.asciidoc
+++ b/doc/de/autogen/user/weechat_commands.asciidoc
@@ -13,50 +13,50 @@ message: Abwesenheitsnachricht (ohne Angabe einer Nachricht wird der Abwesenheit
 
 ----
 /bar  list|listfull|listitems
-      add <name> <type>[,<condition>] <position> <size> <separator> <item1>[,<item2>...]
+      add <name> <type>[,<conditions>] <position> <size> <separator> <item1>[,<item2>...]
       default [input|title|status|nicklist]
       del <name>|-all
       set <name> <option> <value>
       hide|show|toggle <name>
       scroll <name> <window> <scroll_value>
 
-         list: zeigt alle Infobars an
-     listfull: zeigt eine detaillierte Liste aller Infobars an (ausführlich)
-    listitems: zeigt alle Items an, die in den Infobars genutzt werden
-          add: füge eine neue Infobar hinzu
-         name: Name der Infobar (muss einmalig sein)
-         type:   root: außerhalb eines Fensters,
-               window: innerhalb eines Fensters, mit optionalen Merkmalen (siehe unten)
-    condition: Merkmal(e) für eine Infobar (nur nutzbar mit Bars vom Typ "window"):
-                 active: in einem aktiven Fenster
-               inactive: in einem inaktiven Fenster
-               nicklist: in Fenstern mit einer Benutzerliste
-               weitere Merkmale: siehe /help weechat.bar.xxx.conditions und /help eval
-               ohne Angabe von Merkmalen wird die Infobar immer angezeigt
-     position: bottom (unten), top (oben), left (links) oder right (rechts)
-         size: Größe der Infobar (in Zeichen)
-    separator: 1 um eine Trennlinien zu zeichnen, bei 0 oder ohne eine Angabe, wird keine Trennlinien gezeichnet
-    item1,...: Items die in der Infobar genutzt werden sollen (Items können durch Kommata oder Leerzeichen getrennt werden ("+" (verbindet Items))
-      default: erstellt standardisierte Infobars
-          del: entfernt eine Infobar (alle Infobars können mit dem Argument "-all" entfernt werden).
-          set: setzt einen Wert für Infobar
-       option: Option die verändert werden soll (für eine Liste aller möglichen Optionen, bitte folgenden Befehl nutzen: /set weechat.bar.<barname>.*)
-        value: neuer Wert für Option
-         hide: Infobar wird ausgeblendet
-         show: zeigt eine ausgeblendete Infobar an
-       toggle: zeigt/versteckt eine Infobar
-       scroll: scrollt Infobar hoch/runter
-       window: Nummer des Fensters (nutze '*' für aktuelles Fenster oder für die Root-Bars)
- scroll_value: Werte für Scroll-Funktion: 'x' oder 'y' (optional), gefolgt von '+', '-', 'b' (Beginn) oder 'e' (Ende), Wert (für +/-), und optional % (zum scrollen der Breite/Höhe in %, ansonsten wird dieser Wert als Anzahl der Zeichen interpretiert um die gescrollt werden soll)
+         list: list all bars
+     listfull: list all bars (verbose)
+    listitems: list all bar items
+          add: add a new bar
+         name: name of bar (must be unique)
+         type:   root: outside windows,
+               window: inside windows, with optional conditions (see below)
+   conditions: the conditions to display the bar:
+                 active: on active window
+               inactive: on inactive windows
+               nicklist: on windows with nicklist
+               other condition: see /help weechat.bar.xxx.conditions and /help eval
+               without conditions, the bar is always displayed
+     position: bottom, top, left or right
+         size: size of bar (in chars)
+    separator: 1 for using separator (line), 0 or nothing means no separator
+    item1,...: items for this bar (items can be separated by comma (space between items) or "+" (glued items))
+      default: create a default bar (all default bars if no bar name is given)
+          del: delete a bar (or all bars with -all)
+          set: set a value for a bar property
+       option: option to change (for options list, look at /set weechat.bar.<barname>.*)
+        value: new value for option
+         hide: hide a bar
+         show: show an hidden bar
+       toggle: hide/show a bar
+       scroll: scroll bar
+       window: window number (use '*' for current window or for root bars)
+ scroll_value: value for scroll: 'x' or 'y' (optional), followed by '+', '-', 'b' (beginning) or 'e' (end), value (for +/-), and optional % (to scroll by % of width/height, otherwise value is number of chars)
 
-Beispiele:
-  erstellt eine Infobar mit den Items: time, buffer number + name, und Vervollständigung:
+Examples:
+  create a bar with time, buffer number + name, and completion:
     /bar add mybar root bottom 1 0 [time],buffer_number+:+buffer_name,completion
-  versteckt die Infobar (meinebar):
-    /bar hide meinebar
-  scrollt die Benutzerliste im aktuellen Buffer um 10 Zeilen nach unten:
+  hide a bar:
+    /bar hide mybar
+  scroll nicklist 10 lines down on current buffer:
     /bar scroll nicklist * y+10
-  scrollt zum Ende der Nicklist im aktuellen Buffer:
+  scroll to end of nicklist on current buffer:
     /bar scroll nicklist * ye
 ----
 
diff --git a/doc/de/weechat_user.de.asciidoc b/doc/de/weechat_user.de.asciidoc
index 61ba38973..cdf88324a 100644
--- a/doc/de/weechat_user.de.asciidoc
+++ b/doc/de/weechat_user.de.asciidoc
@@ -861,9 +861,9 @@ Einige Beispiele, wie die Bar 'nicklist' dargestellt werden kann:
 [[bar_conditions]]
 ==== Bedingungen
 
-Die Option 'conditions' ist eine Zeichenkette die direkten Einfluss darauf
-nimmt, ob die Bar in einem Fenster dargestellt wird oder nicht (diese Option
-kann nur für Bars vom Typ 'window' genutzt werden).
+// TRANSLATION MISSING
+The option 'conditions' is a string evaluated to know if the bar is displayed
+or not.
 
 Folgende Zeichenketten sind möglich:
 
diff --git a/doc/en/autogen/user/weechat_commands.asciidoc b/doc/en/autogen/user/weechat_commands.asciidoc
index 0cab07924..70ef1878a 100644
--- a/doc/en/autogen/user/weechat_commands.asciidoc
+++ b/doc/en/autogen/user/weechat_commands.asciidoc
@@ -13,7 +13,7 @@ message: message for away (if no message is given, away status is removed)
 
 ----
 /bar  list|listfull|listitems
-      add <name> <type>[,<condition>] <position> <size> <separator> <item1>[,<item2>...]
+      add <name> <type>[,<conditions>] <position> <size> <separator> <item1>[,<item2>...]
       default [input|title|status|nicklist]
       del <name>|-all
       set <name> <option> <value>
@@ -27,12 +27,12 @@ message: message for away (if no message is given, away status is removed)
          name: name of bar (must be unique)
          type:   root: outside windows,
                window: inside windows, with optional conditions (see below)
-    condition: condition(s) for displaying bar (only for type "window"):
+   conditions: the conditions to display the bar:
                  active: on active window
                inactive: on inactive windows
                nicklist: on windows with nicklist
                other condition: see /help weechat.bar.xxx.conditions and /help eval
-               without condition, the bar is always displayed
+               without conditions, the bar is always displayed
      position: bottom, top, left or right
          size: size of bar (in chars)
     separator: 1 for using separator (line), 0 or nothing means no separator
diff --git a/doc/en/weechat_user.en.asciidoc b/doc/en/weechat_user.en.asciidoc
index ee454ea92..1f9ae5099 100644
--- a/doc/en/weechat_user.en.asciidoc
+++ b/doc/en/weechat_user.en.asciidoc
@@ -855,7 +855,7 @@ Some examples of filling for bar 'nicklist':
 ==== Conditions
 
 The option 'conditions' is a string evaluated to know if the bar is displayed
-or not in the window (it is used only for bars with type 'window').
+or not.
 
 The string can be:
 
diff --git a/doc/fr/autogen/user/weechat_commands.asciidoc b/doc/fr/autogen/user/weechat_commands.asciidoc
index d43f2443a..e254338bb 100644
--- a/doc/fr/autogen/user/weechat_commands.asciidoc
+++ b/doc/fr/autogen/user/weechat_commands.asciidoc
@@ -27,7 +27,7 @@ message : message pour l'absence (si pas de message donné, le statut d'absence
           nom : nom de la barre (doit être unique)
          type :   root : en dehors des fenêtres
                 window : dans les fenêtres, avec condition(s) optionnelle(s) (voir ci-dessous)
-    condition : condition(s) pour afficher cette barre (seulement pour le type "window") :
+   conditions : les conditions pour afficher la barre :
                   active : sur la fenêtre active
                 inactive : sur les fenêtres inactives
                 nicklist : sur les fenêtres avec liste de pseudos
diff --git a/doc/fr/weechat_user.fr.asciidoc b/doc/fr/weechat_user.fr.asciidoc
index 174dbcfae..c047d5e13 100644
--- a/doc/fr/weechat_user.fr.asciidoc
+++ b/doc/fr/weechat_user.fr.asciidoc
@@ -877,8 +877,7 @@ Quelques exemples de remplissage pour la barre 'nicklist' :
 ==== Conditions
 
 L'option 'conditions' est une chaîne évaluée pour savoir si la barre doit être
-affichée ou non dans la fenêtre (elle est utilisée seulement pour les barres
-avec type 'window').
+affichée ou non.
 
 La chaîne peut être :
 
diff --git a/doc/it/autogen/user/weechat_commands.asciidoc b/doc/it/autogen/user/weechat_commands.asciidoc
index 0fd27d73c..72050cfcb 100644
--- a/doc/it/autogen/user/weechat_commands.asciidoc
+++ b/doc/it/autogen/user/weechat_commands.asciidoc
@@ -13,12 +13,12 @@ messaggio: messaggio di assenza (se non specificato, lo stato di assenza viene r
 
 ----
 /bar  list|listfull|listitems
-      add <nome> <type>[,<condizione>] <posizione> <dimensione> <separatore> <item1>[,<item2>...]
+      add <name> <type>[,<conditions>] <position> <size> <separator> <item1>[,<item2>...]
       default [input|title|status|nicklist]
-      del <nome>|-all
-      set <nome> <opzione> <valore>
-      hide|show|toggle <nome>
-      scroll <nome> <finestra> <scroll_value>
+      del <name>|-all
+      set <name> <option> <value>
+      hide|show|toggle <name>
+      scroll <name> <window> <scroll_value>
 
          list: list all bars
      listfull: list all bars (verbose)
@@ -27,12 +27,12 @@ messaggio: messaggio di assenza (se non specificato, lo stato di assenza viene r
          name: name of bar (must be unique)
          type:   root: outside windows,
                window: inside windows, with optional conditions (see below)
-    condition: condition(s) for displaying bar (only for type "window"):
+   conditions: the conditions to display the bar:
                  active: on active window
                inactive: on inactive windows
                nicklist: on windows with nicklist
                other condition: see /help weechat.bar.xxx.conditions and /help eval
-               without condition, the bar is always displayed
+               without conditions, the bar is always displayed
      position: bottom, top, left or right
          size: size of bar (in chars)
     separator: 1 for using separator (line), 0 or nothing means no separator
diff --git a/doc/it/weechat_user.it.asciidoc b/doc/it/weechat_user.it.asciidoc
index 90536044b..c9f126ed0 100644
--- a/doc/it/weechat_user.it.asciidoc
+++ b/doc/it/weechat_user.it.asciidoc
@@ -895,8 +895,9 @@ Some examples of filling for bar 'nicklist':
 [[bar_conditions]]
 ==== Conditions
 
+// TRANSLATION MISSING
 The option 'conditions' is a string evaluated to know if the bar is displayed
-or not in the window (it is used only for bars with type 'window').
+or not.
 
 The string can be:
 
diff --git a/doc/ja/autogen/user/weechat_commands.asciidoc b/doc/ja/autogen/user/weechat_commands.asciidoc
index 361d59e42..3ff776b4c 100644
--- a/doc/ja/autogen/user/weechat_commands.asciidoc
+++ b/doc/ja/autogen/user/weechat_commands.asciidoc
@@ -13,50 +13,50 @@ message: 離席メッセージ (メッセージが無い場合は、離席状態
 
 ----
 /bar  list|listfull|listitems
-      add <name> <type>[,<condition>] <position> <size> <separator> <item1>[,<item2>...]
+      add <name> <type>[,<conditions>] <position> <size> <separator> <item1>[,<item2>...]
       default [input|title|status|nicklist]
       del <name>|-all
       set <name> <option> <value>
       hide|show|toggle <name>
       scroll <name> <window> <scroll_value>
 
-         list: 全てのバーをリストアップ
-     listfull: 全てのバーをリストアップ (詳細)
-    listitems: 全てのバーアイテムをリストアップ
-          add: 新しいバーを追加
-         name: バーの名称 (ユニークな)
-         type:   root: 外側のウィンドウ、
-               window: 内側のウィンドウ、任意の状態を取れる (以下を参照)
-    condition: バーの表示状態 (タイプが "window" のバー以外は無効):
-                 active: アクティブウィンドウに表示
-               inactive: 非アクティブウィンドウに表示
-               nicklist: ニックネームリストを持つウィンドウに表示
-               その他の状態: /help weechat.bar.xxx.conditions と /help eval を参照してください
-               表示状態の指定が無ければ、バーは常に表示されます。
-     position: bottom、top、left、right
-         size: バーのサイズ (文字数で指定)
-    separator: 1 はセパレータ (線) を使用、0 または指定無しはセパレータ無し
-    item1,...: バーのアイテム (アイテムはコンマ (アイテム間にスペース) または "+" (アイテム間にスペース無し) で区切ります)
-      default: デフォルトバーを作成 (バーの名前が無ければ全てのデフォルトバーが作成されます)
-          del: バーを削除 (-all を付ければ全てのバーを削除)
-          set: バー属性に値を設定
-       option: 変更するオプション (オプション一覧は /set weechat.bar.<barname>.* を参照)
-        value: オプションの新しい値
-         hide: バーを隠す
-         show: 隠されたバーを表示
-       toggle: バーの非表示/表示を切り替え
-       scroll: バーをスクロール
-       window: ウィンドウ番号 (現在のウィンドウかルートバーを指定するには '*' を使う)
- scroll_value: スクロールする量: 'x' または 'y' (任意)の後に、'+' か '-' か 'b' (最初) か 'e' (最後)の後に、値 (+/- を付けて)、任意で % (スクロールする幅/高さの割合、% が無ければ値は文字数と解釈されます)
+         list: list all bars
+     listfull: list all bars (verbose)
+    listitems: list all bar items
+          add: add a new bar
+         name: name of bar (must be unique)
+         type:   root: outside windows,
+               window: inside windows, with optional conditions (see below)
+   conditions: the conditions to display the bar:
+                 active: on active window
+               inactive: on inactive windows
+               nicklist: on windows with nicklist
+               other condition: see /help weechat.bar.xxx.conditions and /help eval
+               without conditions, the bar is always displayed
+     position: bottom, top, left or right
+         size: size of bar (in chars)
+    separator: 1 for using separator (line), 0 or nothing means no separator
+    item1,...: items for this bar (items can be separated by comma (space between items) or "+" (glued items))
+      default: create a default bar (all default bars if no bar name is given)
+          del: delete a bar (or all bars with -all)
+          set: set a value for a bar property
+       option: option to change (for options list, look at /set weechat.bar.<barname>.*)
+        value: new value for option
+         hide: hide a bar
+         show: show an hidden bar
+       toggle: hide/show a bar
+       scroll: scroll bar
+       window: window number (use '*' for current window or for root bars)
+ scroll_value: value for scroll: 'x' or 'y' (optional), followed by '+', '-', 'b' (beginning) or 'e' (end), value (for +/-), and optional % (to scroll by % of width/height, otherwise value is number of chars)
 
-例:
-  時間、バー番号 + 名前、補完候補からなるバーを作成:
+Examples:
+  create a bar with time, buffer number + name, and completion:
     /bar add mybar root bottom 1 0 [time],buffer_number+:+buffer_name,completion
-  バーを隠す:
+  hide a bar:
     /bar hide mybar
-  現在のバッファに対応したニックネームリストを 10 行分、下方向にスクロール:
+  scroll nicklist 10 lines down on current buffer:
     /bar scroll nicklist * y+10
-  現在のバッファに対応したニックネームリストを最後までスクロール:
+  scroll to end of nicklist on current buffer:
     /bar scroll nicklist * ye
 ----
 
diff --git a/doc/ja/weechat_user.ja.asciidoc b/doc/ja/weechat_user.ja.asciidoc
index 41e9738c9..c38f53ac4 100644
--- a/doc/ja/weechat_user.ja.asciidoc
+++ b/doc/ja/weechat_user.ja.asciidoc
@@ -853,8 +853,9 @@ WeeChat を起動したターミナルの例:
 [[bar_conditions]]
 ==== 状態
 
-'conditions' オプションはバーをウィンドウ内に表示するか否かを評価する文字列です
-(このオプションは 'window' 型のバーだけに有効です)。
+// TRANSLATION MISSING
+The option 'conditions' is a string evaluated to know if the bar is displayed
+or not.
 
 文字列は以下のいずれか:
 
diff --git a/doc/pl/autogen/user/weechat_commands.asciidoc b/doc/pl/autogen/user/weechat_commands.asciidoc
index 4d7b45a97..5129ba7b7 100644
--- a/doc/pl/autogen/user/weechat_commands.asciidoc
+++ b/doc/pl/autogen/user/weechat_commands.asciidoc
@@ -13,50 +13,50 @@ wiadomość: powód nieobecności (jeśli nie podano wiadomości status nieobecn
 
 ----
 /bar  list|listfull|listitems
-      add <nazwa> <typ>[,<warunek>] <pozycja> <rozmiar> <separator> <element1>[,<element2>...]
+      add <name> <type>[,<conditions>] <position> <size> <separator> <item1>[,<item2>...]
       default [input|title|status|nicklist]
-      del <nazwa>|-all
-      set <nazwa> <opcja> <wartość>
-      hide|show|toggle <nazwa>
-      scroll <nazwa> <okno> <wartość_przewinięcia>
+      del <name>|-all
+      set <name> <option> <value>
+      hide|show|toggle <name>
+      scroll <name> <window> <scroll_value>
 
-         list: lista wszystkich pasków
-     listfull: lista wszystkich pasków (z polami)
-    listitems: lista wszystkich elementów pasków
-          add: dodaj nowy pasek
-         nazwa: nazwa paska (musi być unikalna)
-         typ:   root: poza oknami,
-               window: wewnątrz okien, z opcjonalnymi warunkami (patrz niżej)
-    warunek: warunek(i) dla wyświetlenia paska (tylko dla typu "window"):
-                 active: w aktywnym oknie
-               inactive: w nieaktywnym oknie
-               nicklist: w oknach z listą nicków
-               inne warunki: zobacz /help weechat.bar.xxx.conditions oraz /help eval
-               bez warunku pasek jest zawsze wyświetlany
-     pozycja: dół (bottom), góra (top), lewo (left) lub prawo (right)
-         rozmiar: rozmiar paska (w znakach)
-    separator: 1 dla użycia separatora (linia), 0  - brak separatora
-    element1,...: elementy dla tego paska (elementy mogą być oddzielone przecinkiem (przerwa między elementami) lub "+" (sklejone elementy))
-      default: tworzy domyślne paski (wszystkie domyślne paski, jeśli nie podamy nazwy)
-          del: usuwa pasek (lub wszystkie z użyciem -all)
-          set: ustawia wartość dla właściwości paska
-       opcja: opcja do zmiany (listę opcji można zobaczyć dzięki /set weechat.bar.<nazwa paska>.*)
-        wartość: nowa wartość opcji
-         hide: ukrywa pasek
-         show: pokazuje ukryty pasek
-       toggle: ukrywa/pokazuje pasek
-       scroll: przewija pasek
-       okno: numer okna ('*' oznacza obecne okno lub pasek typu root)
- wartość_przewinięcia: wartość dla przewinięcia: 'x' lub 'y' (opcjonalne), następnie '+', '-', 'b' (początek) lub 'e' (koniec), wartość (dla +/-), oraz opcjonalnie % (w celu przesunięcia % szerokości/wysokości, w przeciwnym wypadku wartość jest ilością znaków)
+         list: list all bars
+     listfull: list all bars (verbose)
+    listitems: list all bar items
+          add: add a new bar
+         name: name of bar (must be unique)
+         type:   root: outside windows,
+               window: inside windows, with optional conditions (see below)
+   conditions: the conditions to display the bar:
+                 active: on active window
+               inactive: on inactive windows
+               nicklist: on windows with nicklist
+               other condition: see /help weechat.bar.xxx.conditions and /help eval
+               without conditions, the bar is always displayed
+     position: bottom, top, left or right
+         size: size of bar (in chars)
+    separator: 1 for using separator (line), 0 or nothing means no separator
+    item1,...: items for this bar (items can be separated by comma (space between items) or "+" (glued items))
+      default: create a default bar (all default bars if no bar name is given)
+          del: delete a bar (or all bars with -all)
+          set: set a value for a bar property
+       option: option to change (for options list, look at /set weechat.bar.<barname>.*)
+        value: new value for option
+         hide: hide a bar
+         show: show an hidden bar
+       toggle: hide/show a bar
+       scroll: scroll bar
+       window: window number (use '*' for current window or for root bars)
+ scroll_value: value for scroll: 'x' or 'y' (optional), followed by '+', '-', 'b' (beginning) or 'e' (end), value (for +/-), and optional % (to scroll by % of width/height, otherwise value is number of chars)
 
-Przykłady:
-  tworzy pasek z czasem, numerem  + nazwą bufora i dopełnianiem:
+Examples:
+  create a bar with time, buffer number + name, and completion:
     /bar add mybar root bottom 1 0 [time],buffer_number+:+buffer_name,completion
-  ukrywa pasek:
+  hide a bar:
     /bar hide mybar
-  przewija listę nicków a obecnym buforze o 10 linii w dół :
+  scroll nicklist 10 lines down on current buffer:
     /bar scroll nicklist * y+10
-  przewija do końca listę nicków w obecnym buforze:
+  scroll to end of nicklist on current buffer:
     /bar scroll nicklist * ye
 ----
 
diff --git a/doc/pl/weechat_user.pl.asciidoc b/doc/pl/weechat_user.pl.asciidoc
index 3a59d8196..fcaab621a 100644
--- a/doc/pl/weechat_user.pl.asciidoc
+++ b/doc/pl/weechat_user.pl.asciidoc
@@ -860,8 +860,9 @@ Przykłady wypełnień paska 'nicklist':
 [[bar_conditions]]
 ==== Warunki
 
-Opcja 'conditions' jest ciągiem przetwarzanym w celu ustalenia czy pasek ma
-zostać wyświetlony w oknie (jest używany tylko dla pasków z typem 'window').
+// TRANSLATION MISSING
+The option 'conditions' is a string evaluated to know if the bar is displayed
+or not.
 
 Ciąg może być:
 
diff --git a/po/cs.po b/po/cs.po
index 9959111e9..c6530eece 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-11-09 16:23+0100\n"
 "Last-Translator: Jiri Golembiovsky <golemj@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1016,10 +1016,10 @@ msgstr "řídit pole"
 
 #, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <jméno> <typ>[,<podmínka1>[,<podmínka2>...]] "
 "<pozice> <velikost> <oddělovac> <položka1>[,<položka2>...] || default [input|"
@@ -1036,13 +1036,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4154,11 +4154,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "typ pole (root, window, window_active, window_inactive)"
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 msgid "bar position (bottom, top, left, right)"
diff --git a/po/de.po b/po/de.po
index 18a9e6292..2de7d87e8 100644
--- a/po/de.po
+++ b/po/de.po
@@ -23,7 +23,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-12-21 13:35+0100\n"
 "Last-Translator: Nils Görs <weechatter@arcor.de>\n"
 "Language-Team: German <>\n"
@@ -1029,17 +1029,19 @@ msgstr ""
 msgid "manage bars"
 msgstr "Infobars verwalten"
 
+#, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
 "<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
 "del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
 "scroll <name> <window> <scroll_value>"
 
+#, fuzzy
 msgid ""
 "         list: list all bars\n"
 "     listfull: list all bars (verbose)\n"
@@ -1048,13 +1050,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4868,12 +4870,13 @@ msgstr ""
 msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "Bar-Typ (root, window, window_active, window_inactive)"
 
+#, fuzzy
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 "Bedingung(en), damit eine Infobar angezeigt wird (Infobars vom Typ \"window"
 "\"). Eine einfache Bedingung: \"active\", \"inactive\", \"nicklist"
diff --git a/po/es.po b/po/es.po
index 1b16f6401..d90534c90 100644
--- a/po/es.po
+++ b/po/es.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-11-09 16:23+0100\n"
 "Last-Translator: Elián Hanisch <lambdae2@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1018,10 +1018,10 @@ msgstr "gestionar las barras"
 
 #, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <nombre> <tipo>[,<cond1>[,<cond2>...]] "
 "<posición> <tamaño> <separador> <elemento1>[,<elemento2>...] || default "
@@ -1038,13 +1038,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4371,11 +4371,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "tipo de barra (root, window, window_active, window_inactive)"
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 msgid "bar position (bottom, top, left, right)"
diff --git a/po/fr.po b/po/fr.po
index 8417c5546..a6437184e 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -21,8 +21,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
-"PO-Revision-Date: 2014-12-21 11:10+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
+"PO-Revision-Date: 2014-12-28 10:53+0100\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
 "Language: fr\n"
@@ -1012,10 +1012,10 @@ msgid "manage bars"
 msgstr "gestion des barres"
 
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <nom> <type>[,<conditions>] <position> "
 "<taille> <séparateur> <objet1>[,<objet2>...] || default [input|title|status|"
@@ -1030,13 +1030,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -1078,8 +1078,7 @@ msgstr ""
 "         type :   root : en dehors des fenêtres\n"
 "                window : dans les fenêtres, avec condition(s) optionnelle(s) "
 "(voir ci-dessous)\n"
-"    condition : condition(s) pour afficher cette barre (seulement pour le "
-"type \"window\") :\n"
+"   conditions : les conditions pour afficher la barre :\n"
 "                  active : sur la fenêtre active\n"
 "                inactive : sur les fenêtres inactives\n"
 "                nicklist : sur les fenêtres avec liste de pseudos\n"
@@ -4758,18 +4757,18 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "type de barre (root, window, window_active, window_inactive)"
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
-"condition(s) pour afficher la barre (pour les barres de type \"window\") : "
-"une simple condition : \"active\", \"inactive\", \"nicklist\" (la fenêtre "
-"doit être active/inactive, le tampon doit avoir une liste de pseudos), ou "
-"une expression avec condition(s) (voir /help eval), comme : \"${nicklist} && "
-"${window.win_width} > 100\" (les variables locales pour l'expression sont "
-"${active}, ${inactive} et ${nicklist})"
+"conditions pour afficher la barre : une simple condition : \"active\", "
+"\"inactive\", \"nicklist\" (la fenêtre doit être active/inactive, le tampon "
+"doit avoir une liste de pseudos), ou une expression avec condition(s) (voir /"
+"help eval), comme : \"${nicklist} && ${window.win_width} > 100\" (les "
+"variables locales pour l'expression sont ${active}, ${inactive} et "
+"${nicklist})"
 
 msgid "bar position (bottom, top, left, right)"
 msgstr ""
diff --git a/po/hu.po b/po/hu.po
index c8ff6e9ad..07664c7ff 100644
--- a/po/hu.po
+++ b/po/hu.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-11-09 16:23+0100\n"
 "Last-Translator: Andras Voroskoi <voroskoi@frugalware.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1050,10 +1050,10 @@ msgid "manage bars"
 msgstr "pufferek kezelése"
 
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 
 msgid ""
@@ -1064,13 +1064,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -3776,11 +3776,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr ""
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 #, fuzzy
diff --git a/po/it.po b/po/it.po
index 8458e02df..aba735dc4 100644
--- a/po/it.po
+++ b/po/it.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-11-09 16:23+0100\n"
 "Last-Translator: Esteban I. Ruiz Moreno <exio4.com@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -998,11 +998,12 @@ msgstr ""
 msgid "manage bars"
 msgstr "gestione delle barre"
 
+#, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <nome> <type>[,<condizione>] <posizione> "
 "<dimensione> <separatore> <item1>[,<item2>...] || default [input|title|"
@@ -1018,13 +1019,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4497,11 +4498,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "tipo di barra (root, window, window_active, window_inactive)"
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 msgid "bar position (bottom, top, left, right)"
diff --git a/po/ja.po b/po/ja.po
index 720bd4d9a..498446cdf 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-12-22 01:28+0900\n"
 "Last-Translator: AYANOKOUZI, Ryuunosuke <i38w7i3@yahoo.co.jp>\n"
 "Language-Team: Japanese <https://github.com/l/weechat/tree/translation_ja>\n"
@@ -40,11 +40,11 @@ msgid "max chars"
 msgstr "最大文字数"
 
 msgid ""
-"a WeeChat color name (default, black, (dark)gray, white, (light)red, (light)"
-"green, brown, yellow, (light)blue, (light)magenta, (light)cyan), a terminal "
-"color number or an alias; attributes are allowed before color (for text "
-"color only, not background): \"*\" for bold, \"!\" for reverse, \"/\" for "
-"italic, \"_\" for underline"
+"a WeeChat color name (default, black, (dark)gray, white, (light)red, "
+"(light)green, brown, yellow, (light)blue, (light)magenta, (light)cyan), a "
+"terminal color number or an alias; attributes are allowed before color (for "
+"text color only, not background): \"*\" for bold, \"!\" for reverse, \"/\" "
+"for italic, \"_\" for underline"
 msgstr ""
 "WeeChat の色名 (default、black、(dark)gray、white、(light)red、(light)green、"
 "brown、yellow、(light)blue、(light)magenta、(light)cyan) 、ターミナル色番号ま"
@@ -992,17 +992,19 @@ msgstr ""
 msgid "manage bars"
 msgstr "バーの管理"
 
+#, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
 "<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
 "del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
 "scroll <name> <window> <scroll_value>"
 
+#, fuzzy
 msgid ""
 "         list: list all bars\n"
 "     listfull: list all bars (verbose)\n"
@@ -1011,13 +1013,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4554,12 +4556,13 @@ msgstr "バー優先度 (値が大きいものは最初に表示)"
 msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "バー型 (root、window、window_active、window_inactive)"
 
+#, fuzzy
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 "バーを表示する条件 (\"window\" タイプのバー): 単純な条件: \"active"
 "\"、\"inactive\"、\"nicklist\" (ウィンドウはアクティブ/非アクティブ、バッファ"
@@ -5963,8 +5966,8 @@ msgstr ""
 "            - 内部サーバ名 (/server add で作成されたもの、利用推奨)\n"
 "            - ホスト名/ポート番号又は IP アドレス/ポート番号、デフォルトの"
 "ポート番号は 6667\n"
-"            - 次のフォーマットに従う URL: irc[6][s]://[nickname[:password]@]"
-"irc.example.org[:port][/#channel1][,#channel2[...]]\n"
+"            - 次のフォーマットに従う URL: irc[6][s]://[nickname[:"
+"password]@]irc.example.org[:port][/#channel1][,#channel2[...]]\n"
 "            注意: アドレス/IP/URL を指定した場合、サーバを一時的に作ります "
 "(保存しません)、/help irc.look.temporary_servers を参照してください。\n"
 "    option: サーバに関するオプション (ブール型オプションでは、value は無視さ"
@@ -10950,8 +10953,8 @@ msgid ""
 "Examples (you can also look at default triggers with /trigger listdefault):\n"
 "  add text attributes *bold*, _underline_ and /italic/ (only in user "
 "messages):\n"
-"    /trigger add effects modifier weechat_print \"${tg_tag_nick}\" \"==\\*"
-"(\\S+)\\*==*${color:bold}${re:1}${color:-bold}*== ==_(\\S+)_==_${color:"
+"    /trigger add effects modifier weechat_print \"${tg_tag_nick}\" \"=="
+"\\*(\\S+)\\*==*${color:bold}${re:1}${color:-bold}*== ==_(\\S+)_==_${color:"
 "underline}${re:1}${color:-underline}_== ==/(\\S+)/==/${color:"
 "italic}${re:1}${color:-italic}/\"\n"
 "  hide nicklist bar on small terminals:\n"
@@ -11027,8 +11030,8 @@ msgstr ""
 "\n"
 "例 (/trigger listdefault でデフォルトトリガを見ることができます):\n"
 "  テキスト属性 *太字*、_下線_、/イタリック/ を追加 (ユーザメッセージのみ):\n"
-"    /trigger add effects modifier weechat_print \"${tg_tag_nick}\" \"==\\*"
-"(\\S+)\\*==*${color:bold}${re:1}${color:-bold}*== ==_(\\S+)_==_${color:"
+"    /trigger add effects modifier weechat_print \"${tg_tag_nick}\" \"=="
+"\\*(\\S+)\\*==*${color:bold}${re:1}${color:-bold}*== ==_(\\S+)_==_${color:"
 "underline}${re:1}${color:-underline}_== ==/(\\S+)/==/${color:"
 "italic}${re:1}${color:-italic}/\"\n"
 "  狭い端末ではニックネームリストバーを隠す:\n"
diff --git a/po/pl.po b/po/pl.po
index 5ad9c7fb8..96b5b0ef1 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-12-26 19:51+0100\n"
 "Last-Translator: Krzysztof Korościk <soltys@szluug.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1018,17 +1018,19 @@ msgstr ""
 msgid "manage bars"
 msgstr "zarządzaj paskami"
 
+#, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <nazwa> <typ>[,<warunek>] <pozycja> <rozmiar> "
 "<separator> <element1>[,<element2>...] || default [input|title|status|"
 "nicklist] || del <nazwa>|-all || set <nazwa> <opcja> <wartość> || hide|show|"
 "toggle <nazwa> || scroll <nazwa> <okno> <wartość_przewinięcia>"
 
+#, fuzzy
 msgid ""
 "         list: list all bars\n"
 "     listfull: list all bars (verbose)\n"
@@ -1037,13 +1039,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4661,12 +4663,13 @@ msgstr ""
 msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "typ paska (root, window, window_active, window_inactive)"
 
+#, fuzzy
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 "warunek(i) dla wyświetlania paska (dla pasków o typie \"window\"): prosty "
 "warunek: \"active\", \"inactive\", \"nicklist\" (okna muszą być aktywne/"
diff --git a/po/pt_BR.po b/po/pt_BR.po
index 737e87f82..7ad6a373a 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-11-09 16:23+0100\n"
 "Last-Translator: Sergio Durigan Junior <sergiosdj@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1035,11 +1035,12 @@ msgstr ""
 msgid "manage bars"
 msgstr "gerenciar barras"
 
+#, fuzzy
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 "list|listfull|listitems || add <nome> <tipo>[,<cond1>[,<cond2>...]] "
 "<posição> <tamanho> <separador> <item1>[,<item2>...] || default [input|title|"
@@ -1057,13 +1058,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -4252,11 +4253,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr "tipo da barra (root, window, window_active, window_inactive)"
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 msgid "bar position (bottom, top, left, right)"
diff --git a/po/ru.po b/po/ru.po
index 269e595a3..4a181d174 100644
--- a/po/ru.po
+++ b/po/ru.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-11-09 16:23+0100\n"
 "Last-Translator: Aleksey V Zapparov AKA ixti <ixti@member.fsf.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1071,10 +1071,10 @@ msgid "manage bars"
 msgstr "управление буферами"
 
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 
 msgid ""
@@ -1085,13 +1085,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -3806,11 +3806,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr ""
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 #, fuzzy
diff --git a/po/tr.po b/po/tr.po
index b647b7b44..d9ea1c3a1 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-07-25 07:50+0200\n"
 "Last-Translator: Hasan Kiran <sunder67@hotmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -943,10 +943,10 @@ msgid "manage bars"
 msgstr ""
 
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 
 msgid ""
@@ -957,13 +957,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -3408,11 +3408,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr ""
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 msgid "bar position (bottom, top, left, right)"
diff --git a/po/weechat.pot b/po/weechat.pot
index 33ee02dcd..870eccca1 100644
--- a/po/weechat.pot
+++ b/po/weechat.pot
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2014-12-21 11:09+0100\n"
+"POT-Creation-Date: 2014-12-28 10:50+0100\n"
 "PO-Revision-Date: 2014-08-16 10:27+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -947,10 +947,10 @@ msgid "manage bars"
 msgstr ""
 
 msgid ""
-"list|listfull|listitems || add <name> <type>[,<condition>] <position> <size> "
-"<separator> <item1>[,<item2>...] || default [input|title|status|nicklist] || "
-"del <name>|-all || set <name> <option> <value> || hide|show|toggle <name> || "
-"scroll <name> <window> <scroll_value>"
+"list|listfull|listitems || add <name> <type>[,<conditions>] <position> "
+"<size> <separator> <item1>[,<item2>...] || default [input|title|status|"
+"nicklist] || del <name>|-all || set <name> <option> <value> || hide|show|"
+"toggle <name> || scroll <name> <window> <scroll_value>"
 msgstr ""
 
 msgid ""
@@ -961,13 +961,13 @@ msgid ""
 "         name: name of bar (must be unique)\n"
 "         type:   root: outside windows,\n"
 "               window: inside windows, with optional conditions (see below)\n"
-"    condition: condition(s) for displaying bar (only for type \"window\"):\n"
+"   conditions: the conditions to display the bar:\n"
 "                 active: on active window\n"
 "               inactive: on inactive windows\n"
 "               nicklist: on windows with nicklist\n"
 "               other condition: see /help weechat.bar.xxx.conditions and /"
 "help eval\n"
-"               without condition, the bar is always displayed\n"
+"               without conditions, the bar is always displayed\n"
 "     position: bottom, top, left or right\n"
 "         size: size of bar (in chars)\n"
 "    separator: 1 for using separator (line), 0 or nothing means no "
@@ -3403,11 +3403,11 @@ msgid "bar type (root, window, window_active, window_inactive)"
 msgstr ""
 
 msgid ""
-"condition(s) for displaying bar (for bars of type \"window\"): a simple "
-"condition: \"active\", \"inactive\", \"nicklist\" (window must be active/"
-"inactive, buffer must have a nicklist), or an expression with condition(s) "
-"(see /help eval), like: \"${nicklist} && ${window.win_width} > 100\" (local "
-"variables for expression are ${active}, ${inactive} and ${nicklist})"
+"conditions to display the bar: a simple condition: \"active\", \"inactive\", "
+"\"nicklist\" (window must be active/inactive, buffer must have a nicklist), "
+"or an expression with condition(s) (see /help eval), like: \"${nicklist} && "
+"${window.win_width} > 100\" (local variables for expression are ${active}, "
+"${inactive} and ${nicklist})"
 msgstr ""
 
 msgid "bar position (bottom, top, left, right)"
diff --git a/src/core/wee-command.c b/src/core/wee-command.c
index 922eb8221..c37d12d34 100644
--- a/src/core/wee-command.c
+++ b/src/core/wee-command.c
@@ -6810,7 +6810,7 @@ command_init ()
         NULL, "bar",
         N_("manage bars"),
         N_("list|listfull|listitems"
-           " || add <name> <type>[,<condition>] <position> <size> <separator> "
+           " || add <name> <type>[,<conditions>] <position> <size> <separator> "
            "<item1>[,<item2>...]"
            " || default [input|title|status|nicklist]"
            " || del <name>|-all"
@@ -6825,14 +6825,13 @@ command_init ()
            "         type:   root: outside windows,\n"
            "               window: inside windows, with optional conditions "
            "(see below)\n"
-           "    condition: condition(s) for displaying bar (only for type "
-           "\"window\"):\n"
+           "   conditions: the conditions to display the bar:\n"
            "                 active: on active window\n"
            "               inactive: on inactive windows\n"
            "               nicklist: on windows with nicklist\n"
            "               other condition: see /help weechat.bar.xxx.conditions "
            "and /help eval\n"
-           "               without condition, the bar is always displayed\n"
+           "               without conditions, the bar is always displayed\n"
            "     position: bottom, top, left or right\n"
            "         size: size of bar (in chars)\n"
            "    separator: 1 for using separator (line), 0 or nothing means no "
diff --git a/src/gui/curses/gui-curses-bar-window.c b/src/gui/curses/gui-curses-bar-window.c
index 86d1a4f19..28b9a169c 100644
--- a/src/gui/curses/gui-curses-bar-window.c
+++ b/src/gui/curses/gui-curses-bar-window.c
@@ -44,6 +44,10 @@
 
 /*
  * Initializes Curses windows for bar window.
+ *
+ * Returns:
+ *   1: OK
+ *   0: error
  */
 
 int
@@ -51,6 +55,9 @@ gui_bar_window_objects_init (struct t_gui_bar_window *bar_window)
 {
     struct t_gui_bar_window_curses_objects *new_objects;
 
+    if (!bar_window)
+        return 0;
+
     new_objects = malloc (sizeof (*new_objects));
     if (new_objects)
     {
@@ -69,6 +76,9 @@ gui_bar_window_objects_init (struct t_gui_bar_window *bar_window)
 void
 gui_bar_window_objects_free (struct t_gui_bar_window *bar_window)
 {
+    if (!bar_window)
+        return;
+
     if (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar)
     {
         delwin (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar);
@@ -88,8 +98,11 @@ gui_bar_window_objects_free (struct t_gui_bar_window *bar_window)
 void
 gui_bar_window_create_win (struct t_gui_bar_window *bar_window)
 {
-    if (CONFIG_BOOLEAN(bar_window->bar->options[GUI_BAR_OPTION_HIDDEN]))
+    if (!bar_window
+        || CONFIG_BOOLEAN(bar_window->bar->options[GUI_BAR_OPTION_HIDDEN]))
+    {
         return;
+    }
 
     if (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar)
     {
@@ -160,7 +173,7 @@ gui_bar_window_print_string (struct t_gui_bar_window *bar_window,
     int x_with_hidden, size_on_screen, low_char, hidden;
     char utf_char[16], *next_char, *output;
 
-    if (!string || !string[0])
+    if (!bar_window || !string || !string[0])
         return 1;
 
     wmove (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar, *y, *x);
@@ -417,7 +430,7 @@ gui_bar_window_draw (struct t_gui_bar_window *bar_window,
     if (gui_window_bare_display)
         return;
 
-    if ((bar_window->x < 0) || (bar_window->y < 0))
+    if (!bar_window || (bar_window->x < 0) || (bar_window->y < 0))
         return;
 
     if (!str_start_input[0])
diff --git a/src/gui/curses/gui-curses-window.c b/src/gui/curses/gui-curses-window.c
index af0813e86..f9fb9cf8d 100644
--- a/src/gui/curses/gui-curses-window.c
+++ b/src/gui/curses/gui-curses-window.c
@@ -1226,6 +1226,7 @@ gui_window_switch_to_buffer (struct t_gui_window *window,
     if (!weechat_upgrading && (old_buffer != buffer))
         gui_hotlist_remove_buffer (buffer, 0);
 
+    /* remove unused bars and add missing bars in window */
     gui_bar_window_remove_unused_bars (window);
     gui_bar_window_add_missing_bars (window);
 
@@ -1304,6 +1305,8 @@ gui_window_switch (struct t_gui_window *window)
     old_window = gui_current_window;
 
     gui_current_window = window;
+
+    /* remove unused bars and add missing bars in window */
     changes = gui_bar_window_remove_unused_bars (old_window)
         || gui_bar_window_add_missing_bars (old_window);
     if (changes)
@@ -1712,9 +1715,14 @@ gui_window_refresh_windows ()
 
     old_current_window = gui_current_window;
 
+    /* remove unused bars and add missing root bars */
+    gui_bar_window_remove_unused_bars (NULL);
+    gui_bar_window_add_missing_bars (NULL);
+
     for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
     {
         if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
+            && ptr_bar->bar_window
             && !CONFIG_BOOLEAN(ptr_bar->options[GUI_BAR_OPTION_HIDDEN]))
         {
             gui_bar_window_calculate_pos_size (ptr_bar->bar_window, NULL);
diff --git a/src/gui/gui-bar-item.c b/src/gui/gui-bar-item.c
index ed78db4bc..d6bc7ac88 100644
--- a/src/gui/gui-bar-item.c
+++ b/src/gui/gui-bar-item.c
@@ -195,6 +195,9 @@ gui_bar_item_used_in_bar (struct t_gui_bar *bar, const char *item_name,
 {
     int i, j, length;
 
+    if (!bar || !item_name)
+        return 0;
+
     length = strlen (item_name);
 
     for (i = 0; i < bar->items_count; i++)
@@ -238,6 +241,9 @@ gui_bar_item_used_in_at_least_one_bar (const char *item_name, int partial_name,
     struct t_gui_bar *ptr_bar;
     int i, j, length;
 
+    if (!item_name)
+        return 0;
+
     length = strlen (item_name);
 
     for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
@@ -371,7 +377,7 @@ gui_bar_item_get_value (struct t_gui_bar *bar, struct t_gui_window *window,
     struct t_gui_buffer *buffer;
     struct t_gui_bar_item *ptr_item;
 
-    if (!bar->items_array[item][subitem])
+    if (!bar || !bar->items_array[item][subitem])
         return NULL;
 
     buffer = (window) ?
@@ -569,10 +575,15 @@ gui_bar_item_update (const char *item_name)
     struct t_gui_bar *ptr_bar;
     struct t_gui_window *ptr_window;
     struct t_gui_bar_window *ptr_bar_window;
-    int i, j;
+    int i, j, check_bar_conditions, condition_ok;
+
+    if (!item_name)
+        return;
 
     for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
     {
+        check_bar_conditions = 0;
+
         for (i = 0; i < ptr_bar->items_count; i++)
         {
             for (j = 0; j < ptr_bar->items_subcount[i]; j++)
@@ -580,9 +591,15 @@ gui_bar_item_update (const char *item_name)
                 if (ptr_bar->items_name[i][j]
                     && (strcmp (ptr_bar->items_name[i][j], item_name) == 0))
                 {
-                    if (ptr_bar->bar_window)
+                    if (!CONFIG_BOOLEAN(ptr_bar->options[GUI_BAR_OPTION_HIDDEN]))
+                        check_bar_conditions = 1;
+
+                    if (CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
                     {
-                        ptr_bar->bar_window->items_refresh_needed[i][j] = 1;
+                        if (ptr_bar->bar_window)
+                        {
+                            ptr_bar->bar_window->items_refresh_needed[i][j] = 1;
+                        }
                     }
                     else
                     {
@@ -604,6 +621,39 @@ gui_bar_item_update (const char *item_name)
                 }
             }
         }
+
+        /*
+         * evaluate bar conditions (if needed) to check if bar must be toggled
+         * (hidden if shown, or shown if hidden)
+         */
+        if (check_bar_conditions)
+        {
+            if (CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
+            {
+                condition_ok = gui_bar_check_conditions (ptr_bar, NULL);
+                if ((condition_ok && !ptr_bar->bar_window)
+                    || (!condition_ok && ptr_bar->bar_window))
+                {
+                    gui_window_ask_refresh (1);
+                }
+            }
+            else
+            {
+                for (ptr_window = gui_windows; ptr_window;
+                     ptr_window = ptr_window->next_window)
+                {
+                    condition_ok = gui_bar_check_conditions (ptr_bar,
+                                                             ptr_window);
+                    ptr_bar_window = gui_bar_window_search_bar (ptr_window,
+                                                                ptr_bar);
+                    if ((condition_ok && !ptr_bar_window)
+                        || (!condition_ok && ptr_bar_window))
+                    {
+                        gui_window_ask_refresh (1);
+                    }
+                }
+            }
+        }
     }
 }
 
@@ -614,6 +664,9 @@ gui_bar_item_update (const char *item_name)
 void
 gui_bar_item_free (struct t_gui_bar_item *item)
 {
+    if (!item)
+        return;
+
     /* force refresh of bars displaying this bar item */
     gui_bar_item_update (item->name);
 
diff --git a/src/gui/gui-bar-window.c b/src/gui/gui-bar-window.c
index e5fa41ebf..6f9a3de16 100644
--- a/src/gui/gui-bar-window.c
+++ b/src/gui/gui-bar-window.c
@@ -96,6 +96,9 @@ gui_bar_window_search_bar (struct t_gui_window *window, struct t_gui_bar *bar)
 {
     struct t_gui_bar_window *ptr_bar_win;
 
+    if (!window)
+        return NULL;
+
     for (ptr_bar_win = window->bar_windows; ptr_bar_win;
          ptr_bar_win = ptr_bar_win->next_bar_window)
     {
@@ -283,6 +286,10 @@ gui_bar_window_get_size (struct t_gui_bar *bar, struct t_gui_window *window,
     int total_size;
 
     total_size = 0;
+
+    if (!window)
+        return total_size;
+
     for (ptr_bar_window = window->bar_windows; ptr_bar_window;
          ptr_bar_window = ptr_bar_window->next_bar_window)
     {
@@ -313,6 +320,7 @@ gui_bar_window_get_size (struct t_gui_bar *bar, struct t_gui_window *window,
             }
         }
     }
+
     return total_size;
 }
 
@@ -327,8 +335,11 @@ gui_bar_window_calculate_pos_size (struct t_gui_bar_window *bar_window,
     int x1, y1, x2, y2;
     int add_bottom, add_top, add_left, add_right;
 
-    if (CONFIG_BOOLEAN(bar_window->bar->options[GUI_BAR_OPTION_HIDDEN]))
+    if (!bar_window
+        || CONFIG_BOOLEAN(bar_window->bar->options[GUI_BAR_OPTION_HIDDEN]))
+    {
         return;
+    }
 
     if (window)
     {
@@ -405,6 +416,9 @@ gui_bar_window_find_pos (struct t_gui_bar *bar, struct t_gui_window *window)
 {
     struct t_gui_bar_window *ptr_bar_window;
 
+    if (!window)
+        return NULL;
+
     for (ptr_bar_window = window->bar_windows; ptr_bar_window;
          ptr_bar_window = ptr_bar_window->next_bar_window)
     {
@@ -426,6 +440,9 @@ gui_bar_window_content_alloc (struct t_gui_bar_window *bar_window)
 {
     int i, j;
 
+    if (!bar_window)
+        return;
+
     bar_window->items_count = bar_window->bar->items_count;
     bar_window->items_subcount = NULL;
     bar_window->items_content = NULL;
@@ -535,6 +552,9 @@ gui_bar_window_content_free (struct t_gui_bar_window *bar_window)
 {
     int i, j;
 
+    if (!bar_window)
+        return;
+
     if (bar_window->items_content)
     {
         for (i = 0; i < bar_window->items_count; i++)
@@ -571,6 +591,9 @@ gui_bar_window_content_build_item (struct t_gui_bar_window *bar_window,
                                    struct t_gui_window *window,
                                    int index_item, int index_subitem)
 {
+    if (!bar_window)
+        return;
+
     if (bar_window->items_content)
     {
         if (bar_window->items_content[index_item][index_subitem])
@@ -605,6 +628,9 @@ gui_bar_window_content_build (struct t_gui_bar_window *bar_window,
 {
     int i, j;
 
+    if (!bar_window)
+        return;
+
     gui_bar_window_content_free (bar_window);
     gui_bar_window_content_alloc (bar_window);
 
@@ -626,6 +652,9 @@ gui_bar_window_content_get (struct t_gui_bar_window *bar_window,
                             struct t_gui_window *window,
                             int index_item, int index_subitem)
 {
+    if (!bar_window)
+        return NULL;
+
     /* rebuild content if refresh is needed */
     if (bar_window->items_refresh_needed[index_item][index_subitem])
     {
@@ -1075,7 +1104,7 @@ gui_bar_window_new (struct t_gui_bar *bar, struct t_gui_window *window)
     if (window)
     {
         if ((CONFIG_INTEGER(bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_WINDOW)
-            && (!gui_bar_check_conditions_for_window (bar, window)))
+            && (!gui_bar_check_conditions (bar, window)))
             return;
     }
 
@@ -1268,6 +1297,11 @@ gui_bar_window_free (struct t_gui_bar_window *bar_window,
         if (window->last_bar_window == bar_window)
             window->last_bar_window = bar_window->prev_bar_window;
     }
+    else
+    {
+        if (bar_window->bar)
+            (bar_window->bar)->bar_window = NULL;
+    }
 
     /* free data */
     gui_bar_window_content_free (bar_window);
@@ -1281,7 +1315,10 @@ gui_bar_window_free (struct t_gui_bar_window *bar_window,
 }
 
 /*
- * Removes unused bars for a window.
+ * Removes unused bars, according to bars conditions.
+ *
+ * If window is NULL, unused root bars are removed.
+ * If window is not NULL, unused window bars in this window are removed.
  *
  * Returns:
  *   1: at least one bar was removed
@@ -1293,29 +1330,51 @@ gui_bar_window_remove_unused_bars (struct t_gui_window *window)
 {
     int rc;
     struct t_gui_bar_window *ptr_bar_win, *next_bar_win;
+    struct t_gui_bar *ptr_bar;
 
     rc = 0;
 
-    ptr_bar_win = window->bar_windows;
-    while (ptr_bar_win)
+    if (window)
     {
-        next_bar_win = ptr_bar_win->next_bar_window;
-
-        if ((CONFIG_INTEGER(ptr_bar_win->bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_WINDOW)
-            && (!gui_bar_check_conditions_for_window (ptr_bar_win->bar, window)))
+        /* remove unused window bars in window */
+        ptr_bar_win = window->bar_windows;
+        while (ptr_bar_win)
         {
-            gui_bar_window_free (ptr_bar_win, window);
-            rc = 1;
-        }
+            next_bar_win = ptr_bar_win->next_bar_window;
 
-        ptr_bar_win = next_bar_win;
+            if ((CONFIG_INTEGER(ptr_bar_win->bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_WINDOW)
+                && (!gui_bar_check_conditions (ptr_bar_win->bar, window)))
+            {
+                gui_bar_window_free (ptr_bar_win, window);
+                rc = 1;
+            }
+
+            ptr_bar_win = next_bar_win;
+        }
+    }
+    else
+    {
+        /* remove unused root bars */
+        for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
+        {
+            if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
+                && ptr_bar->bar_window
+                && (!gui_bar_check_conditions (ptr_bar, NULL)))
+            {
+                gui_bar_window_free (ptr_bar->bar_window, NULL);
+                rc = 1;
+            }
+        }
     }
 
     return rc;
 }
 
 /*
- * Adds missing bars for a window.
+ * Adds missing bars, according to bars conditions.
+ *
+ * If window is NULL, missing root bars are added.
+ * If window is not NULL, missing window bars in this window are added.
  *
  * Returns:
  *   1: at least one bar was created
@@ -1330,18 +1389,34 @@ gui_bar_window_add_missing_bars (struct t_gui_window *window)
 
     rc = 0;
 
-    for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
+    if (window)
     {
-        if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_WINDOW)
-            && gui_bar_check_conditions_for_window (ptr_bar, window))
+        /* add missing window bars in window */
+        for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
         {
-            if (!gui_bar_window_search_bar (window, ptr_bar))
+            if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_WINDOW)
+                && (!gui_bar_window_search_bar (window, ptr_bar))
+                && (gui_bar_check_conditions (ptr_bar, window)))
             {
                 gui_bar_window_new (ptr_bar, window);
                 rc = 1;
             }
         }
     }
+    else
+    {
+        /* add missing root bars */
+        for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
+        {
+            if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
+                && !ptr_bar->bar_window
+                && (gui_bar_check_conditions (ptr_bar, NULL)))
+            {
+                gui_bar_window_new (ptr_bar, NULL);
+                rc = 1;
+            }
+        }
+    }
 
     return rc;
 }
diff --git a/src/gui/gui-bar.c b/src/gui/gui-bar.c
index 58ed2c52b..c83bf260b 100644
--- a/src/gui/gui-bar.c
+++ b/src/gui/gui-bar.c
@@ -369,20 +369,25 @@ gui_bar_insert (struct t_gui_bar *bar)
 /*
  * Checks if bar must be displayed in window according to conditions.
  *
+ * If window is NULL (case of root bars), the current window is used.
+ *
  * Returns:
  *   1: bar must be displayed
  *   0: bar must not be displayed
  */
 
 int
-gui_bar_check_conditions_for_window (struct t_gui_bar *bar,
-                                     struct t_gui_window *window)
+gui_bar_check_conditions (struct t_gui_bar *bar,
+                          struct t_gui_window *window)
 {
     int rc;
     char str_modifier[256], str_window[128], *str_displayed, *result;
     const char *conditions;
     struct t_hashtable *pointers, *extra_vars, *options;
 
+    if (!window)
+        window = gui_current_window;
+
     /* check bar condition(s) */
     conditions = CONFIG_STRING(bar->options[GUI_BAR_OPTION_CONDITIONS]);
     if (string_strcasecmp (conditions, "active") == 0)
@@ -490,7 +495,8 @@ gui_bar_root_get_size (struct t_gui_bar *bar, enum t_gui_bar_position position)
         if (bar && (ptr_bar == bar))
             return total_size;
 
-        if (!CONFIG_BOOLEAN(ptr_bar->options[GUI_BAR_OPTION_HIDDEN]))
+        if (!CONFIG_BOOLEAN(ptr_bar->options[GUI_BAR_OPTION_HIDDEN])
+            && ptr_bar->bar_window)
         {
             if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
                 && (CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_POSITION]) == (int)position))
@@ -858,7 +864,6 @@ gui_bar_config_change_hidden (void *data, struct t_config_option *option)
             if (CONFIG_BOOLEAN(ptr_bar->options[GUI_BAR_OPTION_HIDDEN]))
             {
                 gui_bar_window_free (ptr_bar->bar_window, NULL);
-                ptr_bar->bar_window = NULL;
             }
             else
             {
@@ -1404,12 +1409,12 @@ gui_bar_create_option (const char *bar_name, int index_option, const char *value
             ptr_option = config_file_new_option (
                 weechat_config_file, weechat_config_section_bar,
                 option_name, "string",
-                N_("condition(s) for displaying bar (for bars of type "
-                   "\"window\"): a simple condition: \"active\", \"inactive\", "
-                   "\"nicklist\" (window must be active/inactive, buffer must "
-                   "have a nicklist), or an expression with condition(s) (see "
-                   "/help eval), like: \"${nicklist} && ${window.win_width} > "
-                   "100\" (local variables for expression are ${active}, "
+                N_("conditions to display the bar: a simple condition: "
+                   "\"active\", \"inactive\", \"nicklist\" (window must be "
+                   "active/inactive, buffer must have a nicklist), or an "
+                   "expression with condition(s) (see /help eval), "
+                   "like: \"${nicklist} && ${window.win_width} > 100\" "
+                   "(local variables for expression are ${active}, "
                    "${inactive} and ${nicklist})"),
                 NULL, 0, 0, value, NULL, 0,
                 NULL, NULL, &gui_bar_config_change_conditions, NULL, NULL, NULL);
@@ -2231,7 +2236,6 @@ gui_bar_free_bar_windows (struct t_gui_bar *bar)
     if (bar->bar_window)
     {
         gui_bar_window_free (bar->bar_window, NULL);
-        bar->bar_window = NULL;
     }
     else
     {
diff --git a/src/gui/gui-bar.h b/src/gui/gui-bar.h
index 974a54b87..6482e75c7 100644
--- a/src/gui/gui-bar.h
+++ b/src/gui/gui-bar.h
@@ -116,8 +116,8 @@ extern int gui_bar_search_option (const char *option_name);
 extern int gui_bar_search_type (const char *type);
 extern int gui_bar_search_position (const char *position);
 extern enum t_gui_bar_filling gui_bar_get_filling (struct t_gui_bar *bar);
-extern int gui_bar_check_conditions_for_window (struct t_gui_bar *bar,
-                                                struct t_gui_window *window);
+extern int gui_bar_check_conditions (struct t_gui_bar *bar,
+                                     struct t_gui_window *window);
 extern int gui_bar_root_get_size (struct t_gui_bar *bar,
                                   enum t_gui_bar_position position);
 extern struct t_gui_bar *gui_bar_search (const char *name);