[fix][settings] crashing when an unknown Qt style is set

CHANGELOG.md

@@ -29,6 +29,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixes
 - Arch
     - file not found error while organizing the data of installed packages [#101](https://github.com/vinifmor/bauh/issues/101)    
+- Settings
+    - crashing when an unknown Qt style is set [#69](https://github.com/vinifmor/bauh/issues/69)
     
 ### UI
 - icons, buttons and colors changes

bauh/view/core/settings.py

@@ -165,10 +165,20 @@ class GenericSettingsManager:
                                                  id_='auto_scale')
 
         cur_style = QApplication.instance().style().objectName().lower() if not core_config['ui']['style'] else core_config['ui']['style']
-        style_opts = [InputOption(label=s.capitalize(), value=s.lower()) for s in QStyleFactory.keys()]
+        style_opts = [InputOption(label=self.i18n['core.config.ui.style.default'].capitalize(), value=None)]
+        style_opts.extend([InputOption(label=s.capitalize(), value=s.lower()) for s in QStyleFactory.keys()])
+
+        default_style = [o for o in style_opts if o.value == cur_style]
+
+        if not default_style:
+            default_style = InputOption(label=cur_style, value=cur_style)
+            style_opts.append(default_style)
+        else:
+            default_style = default_style[0]
+
         select_style = SingleSelectComponent(label=self.i18n['style'].capitalize(),
                                              options=style_opts,
-                                             default_option=[o for o in style_opts if o.value == cur_style][0],
+                                             default_option=default_style,
                                              type_=SelectViewType.COMBO,
                                              max_width=default_width,
                                              id_="style")

bauh/view/resources/locale/ca

@@ -216,6 +216,7 @@ core.config.ui.hdpi=HDPI
 core.config.ui.hdpi.tip=If improvements related to HDPI resolutions should be activated
 core.config.ui.max_displayed=Applications displayed
 core.config.ui.max_displayed.tip=Maximum number of applications displayed on the table
+core.config.ui.style.default=Default
 core.config.ui.tray.default_icon=Default icon
 core.config.ui.tray.default_icon.tip=The default icon for {app} displayed on the tray
 core.config.ui.tray.updates_icon=Update icon

bauh/view/resources/locale/de

@@ -215,6 +215,7 @@ core.config.ui.hdpi=HiDPI
 core.config.ui.hdpi.tip=Falls aktiviert werden Optimierungen für hochauflösende Displays vorgenommen
 core.config.ui.max_displayed=Anzahl der Anwendungen
 core.config.ui.max_displayed.tip=Maximale Anzahl von Anwendungen, die in der Tabelle angezeigt werden
+core.config.ui.style.default=Default
 core.config.ui.tray.default_icon=Anwendungs-Icon
 core.config.ui.tray.default_icon.tip=The default icon for {app} displayed on the tray
 core.config.ui.tray.updates_icon=Icon bei Updates

bauh/view/resources/locale/en

@@ -215,6 +215,7 @@ core.config.ui.hdpi.tip=If improvements related to HDPI resolutions should be ac
 core.config.ui.hdpi=HDPI
 core.config.ui.max_displayed.tip=Maximum number of applications displayed on the table
 core.config.ui.max_displayed=Applications displayed
+core.config.ui.style.default=Default
 core.config.ui.tray.default_icon.tip=The default icon for {app} displayed on the tray
 core.config.ui.tray.default_icon=Default icon
 core.config.ui.tray.updates_icon.tip=The displayed icon when there are updates available

bauh/view/resources/locale/es

@@ -216,6 +216,7 @@ core.config.ui.hdpi=HDPI
 core.config.ui.hdpi.tip=Si se deben activar las mejoras relacionadas con las resoluciones HDPI
 core.config.ui.max_displayed=Aplicaciones mostradas
 core.config.ui.max_displayed.tip=Número máximo de aplicaciones que se muestran en la tabla
+core.config.ui.style.default=Predeterminado
 core.config.ui.tray.default_icon=Ícono predeterminado
 core.config.ui.tray.default_icon.tip=El icono predeterminado que se muestra en la bandeja
 core.config.ui.tray.updates_icon=Icono de actualización

bauh/view/resources/locale/it

@@ -216,6 +216,7 @@ core.config.ui.hdpi=HDPI
 core.config.ui.hdpi.tip=If improvements related to HDPI resolutions should be activated
 core.config.ui.max_displayed=Applications displayed
 core.config.ui.max_displayed.tip=Maximum number of applications displayed on the table
+core.config.ui.style.default=Default
 core.config.ui.tray.default_icon=Default icon
 core.config.ui.tray.default_icon.tip=The default icon for {app} displayed on the tray
 core.config.ui.tray.updates_icon=Update icon

bauh/view/resources/locale/pt

@@ -215,6 +215,7 @@ core.config.ui.hdpi.tip=Se melhorias para resoluções HDPI devem ser ativadas
 core.config.ui.hdpi=HDPI
 core.config.ui.max_displayed.tip=Número máximo de aplicativos exibidos na tabela
 core.config.ui.max_displayed=Aplicativos exibidos
+core.config.ui.style.default=Padrão
 core.config.ui.tray.default_icon.tip=O ícone padrão exibido na bandeja
 core.config.ui.tray.default_icon=Ícone padrão
 core.config.ui.tray.updates_icon.tip=O ícone exibido quando há atualizações disponíveis

bauh/view/resources/locale/ru

@@ -215,6 +215,7 @@ core.config.ui.hdpi=HDPI
 core.config.ui.hdpi.tip=Если улучшения, связанные с разрешением HDPI должны быть активированы
 core.config.ui.max_displayed=Отображаемые приложения
 core.config.ui.max_displayed.tip=Максимальное количество приложений, отображаемых в  таблице
+core.config.ui.style.default=Default
 core.config.ui.tray.default_icon=Значок по умолчанию
 core.config.ui.tray.default_icon.tip=Значок по умолчанию для {app}, отображаемый в трее
 core.config.ui.tray.updates_icon=Значок обновления

bauh/view/resources/locale/tr

@@ -215,6 +215,7 @@ core.config.ui.hdpi.tip=HDPI çözünürlükleri ile ilgili iyileştirmeler etki
 core.config.ui.hdpi=HDPI
 core.config.ui.max_displayed.tip=Tabloda görüntülenen azami uygulama sayısı
 core.config.ui.max_displayed=Görüntülenen uygulamalar
+core.config.ui.style.default=Default
 core.config.ui.tray.default_icon.tip=Tepside görüntülenen {app} için varsayılan simge
 core.config.ui.tray.default_icon=Varsayılan simge
 core.config.ui.tray.updates_icon.tip=Güncelleme mevcut olduğunda görüntülenen simge