restarting the app when changing the style to avoid GUI bugs

bauh/view/qt/confirmation.py

@@ -13,7 +13,10 @@ class ConfirmationDialog(QMessageBox):
         self.setWindowTitle(title)
         self.setStyleSheet('QLabel { margin-right: 25px; }')
         self.bt_yes = self.addButton(locale_keys['popup.button.yes'] if not confirmation_label else confirmation_label.capitalize(), QMessageBox.YesRole)
-        self.addButton(locale_keys['popup.button.no'] if not deny_label else deny_label.capitalize(), QMessageBox.NoRole)
+        self.bt_yes.setStyleSheet('background: green; color: white; font-weight: bold')
+
+        bt_no = self.addButton(locale_keys['popup.button.no'] if not deny_label else deny_label.capitalize(), QMessageBox.NoRole)
+        bt_no.setStyleSheet('background: red; color: white; font-weight: bold')
 
         if body:
             if not components:

bauh/view/qt/dialog.py

@@ -26,10 +26,10 @@ def show_message(title: str, body: str, type_: MessageType, icon: QIcon = QIcon(
 
 
 def ask_confirmation(title: str, body: str, locale_keys: dict, icon: QIcon = QIcon(resource.get_path('img/logo.svg')), widgets: List[QWidget] = None):
-    dialog_confirmation = QMessageBox()
-    dialog_confirmation.setIcon(QMessageBox.Question)
-    dialog_confirmation.setWindowTitle(title)
-    dialog_confirmation.setStyleSheet('QLabel { margin-right: 25px; }')
+    diag = QMessageBox()
+    diag.setIcon(QMessageBox.Question)
+    diag.setWindowTitle(title)
+    diag.setStyleSheet('QLabel { margin-right: 25px; }')
 
     wbody = QWidget()
     wbody.setLayout(QHBoxLayout())
@@ -39,14 +39,17 @@ def ask_confirmation(title: str, body: str, locale_keys: dict, icon: QIcon = QIc
         for w in widgets:
             wbody.layout().addWidget(w)
 
-    dialog_confirmation.layout().addWidget(wbody, 0, 1)
+    diag.layout().addWidget(wbody, 0, 1)
 
-    bt_yes = dialog_confirmation.addButton(locale_keys['popup.button.yes'], QMessageBox.YesRole)
-    dialog_confirmation.addButton(locale_keys['popup.button.no'], QMessageBox.NoRole)
+    bt_yes = diag.addButton(locale_keys['popup.button.yes'], QMessageBox.YesRole)
+    bt_yes.setStyleSheet('background: green; color: white; font-weight: bold')
+
+    bt_no = diag.addButton(locale_keys['popup.button.no'], QMessageBox.NoRole)
+    bt_no.setStyleSheet('background: red; color: white; font-weight: bold')
 
     if icon:
-        dialog_confirmation.setWindowIcon(icon)
+        diag.setWindowIcon(icon)
 
-    dialog_confirmation.exec_()
+    diag.exec_()
 
-    return dialog_confirmation.clickedButton() == bt_yes
+    return diag.clickedButton() == bt_yes

bauh/view/qt/gem_selector.py

@@ -9,8 +9,9 @@ from PyQt5.QtWidgets import QWidget, QLabel, QGridLayout, QPushButton
 from bauh import ROOT_DIR
 from bauh.api.abstract.controller import SoftwareManager
 from bauh.api.abstract.view import MultipleSelectComponent, InputOption
-from bauh.commons import resource
+from bauh.commons import resource, system
 from bauh.core.config import Configuration, save
+from bauh.util import util
 from bauh.view.qt.components import MultipleSelectQt, CheckboxQt, new_spacer
 
 
@@ -76,13 +77,7 @@ class GemSelectorPanel(QWidget):
         config = Configuration(gems=[o.value for o in self.gem_select_model.values])
         save(config)
 
-        restart_cmd = [sys.executable, *sys.argv]
-
-        if self.show_panel_after_restart:
-            restart_cmd.append('--show-panel')
-
-        subprocess.Popen(restart_cmd)
-        QCoreApplication.exit()
+        util.restart_app(self.show_panel_after_restart)
 
     def exit(self):
         if self.exit_on_close:

bauh/view/qt/styles.py

@@ -1,14 +1,21 @@
-from PyQt5.QtWidgets import QComboBox, QApplication, QStyleFactory, QWidget
+from PyQt5.QtWidgets import QComboBox, QStyleFactory, QWidget, QApplication
 
+from bauh import __app_name__
+from bauh.commons.html import bold
 from bauh.core import config
+from bauh.util import util
+from bauh.view.qt import dialog
 
 
 class StylesComboBox(QComboBox):
 
-    def __init__(self, parent: QWidget, i18n: dict):
+    def __init__(self, parent: QWidget, i18n: dict, show_panel_after_restart: bool):
         super(StylesComboBox, self).__init__(parent=parent)
         self.app = QApplication.instance()
         self.styles = []
+        self.i18n = i18n
+        self.last_index = 0
+        self.show_panel_after_restart = show_panel_after_restart
 
         for idx, style in enumerate(QStyleFactory.keys()):
             self.styles.append(style)
@@ -16,13 +23,22 @@ class StylesComboBox(QComboBox):
 
             if style.lower() == self.app.style().objectName():
                 self.setCurrentIndex(idx)
+                self.last_index = idx
 
         self.currentIndexChanged.connect(self.change_style)
 
     def change_style(self, idx: int):
-        style = self.styles[idx]
-        self.app.setStyle(style)
 
-        user_config = config.read()
-        user_config.style = style
-        config.save(user_config)
+        if dialog.ask_confirmation(self.i18n['style.change.title'], self.i18n['style.change.question'].format(bold(__app_name__)), self.i18n):
+            self.last_index = idx
+            style = self.styles[idx]
+
+            user_config = config.read()
+            user_config.style = style
+            config.save(user_config)
+
+            util.restart_app(self.show_panel_after_restart)
+        else:
+            self.blockSignals(True)
+            self.setCurrentIndex(self.last_index)
+            self.blockSignals(False)

bauh/view/qt/window.py

@@ -239,9 +239,9 @@ class ManageWindow(QWidget):
 
         self.toolbar_bottom.addWidget(new_spacer())
 
-        combo_styles = StylesComboBox(self, i18n)
-        combo_styles.setStyleSheet('QComboBox {font-size: 12px;}')
-        self.ref_combo_styles = self.toolbar_bottom.addWidget(combo_styles)
+        self.combo_styles = StylesComboBox(parent=self, i18n=i18n, show_panel_after_restart=bool(tray_icon))
+        self.combo_styles.setStyleSheet('QComboBox {font-size: 12px;}')
+        self.ref_combo_styles = self.toolbar_bottom.addWidget(self.combo_styles)
 
         bt_settings = IconButton(icon_path=resource.get_path('img/app_settings.svg'), action=self._show_settings_menu, background='#12ABAB')
         self.ref_bt_settings = self.toolbar_bottom.addWidget(bt_settings)
@@ -261,6 +261,10 @@ class ManageWindow(QWidget):
         self.thread_warnings = ListWarnings(man=manager, locale_keys=i18n)
         self.thread_warnings.signal_warnings.connect(self._show_warnings)
 
+    def set_tray_icon(self, tray_icon):
+        self.tray_icon = tray_icon
+        self.combo_styles.show_panel_after_restart = bool(tray_icon)
+
     def _update_process_progress(self, val: int):
         self.progress_bar.setTextVisible(True)
         self.thread_animate_progress.set_progress(val)