Improved design of Global Settings

Transitional form: the functionality is the same, changes are
mostly visual, with only a minor addition of Version no,
release info link and version link.

fixes QubesOS/qubes-issues#6858

debian/install

@@ -40,6 +40,8 @@
 
 /usr/lib/*/dist-packages/qubesmanager/resources_rc.py
 
+/usr/lib/*/dist-packages/qubesmanager/global_settings.css
+
 /usr/lib/*/dist-packages/qubesmanager/ui_backupdlg.py
 /usr/lib/*/dist-packages/qubesmanager/ui_bootfromdevice.py
 /usr/lib/*/dist-packages/qubesmanager/ui_globalsettingsdlg.py

qubesmanager/global_settings.css

@@ -0,0 +1,56 @@
+QGroupBox {
+    font-size: 24pt;
+    font-weight: 400;
+    border: none;
+    margin-top: 50px;
+    margin-right: 30px;
+    margin-left: 30px;
+    margin-bottom: 20px;
+    font-family: 'Montserrat';
+}
+
+QGroupBox::title {
+    subcontrol-origin: margin;
+    subcontrol-position: top left;
+    padding-left: 31px;
+    padding-top: 0px;
+}
+
+QCheckBox {
+    padding-left: 5px;
+}
+
+QPushButton {
+    padding: 10px;
+    margin-left: 30px;
+}
+
+QFrame#line, QFrame#line_2, QFrame#line_3 {
+    margin-left: 40px;
+    margin-right: 40px;
+}
+
+QComboBox {
+    padding-left: 10px;
+    padding-right: 10px;
+}
+
+QLabel {
+    margin-right: 20px;
+}
+
+QLabel#label_release {
+    padding-left: 20px;
+    padding-top: 0px;
+    margin-top: 0px;
+    margin-bottom: 0px;
+}
+
+QLabel#logo_label {
+    margin-left: 30px;
+}
+
+QCheckBox::indicator {
+    width: 25px;
+    height: 25px;
+}

qubesmanager/global_settings.py

@@ -22,10 +22,13 @@
 
 import os
 import subprocess
+import pkg_resources
 from PyQt5 import QtWidgets, QtCore, QtGui  # pylint: disable=import-error
 
 from qubesadmin.utils import parse_size
 from qubesadmin import exc
+from qubesmanager.releasenotes import ReleaseNotesDialog
+from qubesmanager.informationnotes import InformationNotesDialog
 
 from . import ui_globalsettingsdlg  # pylint: disable=no-name-in-module
 from . import utils
@@ -68,7 +71,7 @@ class GlobalSettingsWindow(ui_globalsettingsdlg.Ui_GlobalSettings,
     def __init__(self, app, qubes_app, parent=None):
         super().__init__(parent)
 
-        self.app = app
+        self.app: QtWidgets.QApplication = app
         self.qubes_app = qubes_app
         self.vm = self.qubes_app.domains[self.qubes_app.local_name]
 
@@ -77,6 +80,8 @@ def __init__(self, app, qubes_app, parent=None):
         self.buttonBox.accepted.connect(self.save_and_apply)
         self.buttonBox.rejected.connect(self.reject)
 
+        self.__init_ux()
+
         self.__init_system_defaults__()
         self.__init_kernel_defaults__()
         self.__init_mem_defaults__()
@@ -89,6 +94,39 @@ def setup_application(self):
         self.app.setApplicationName(self.tr("Qubes Global Settings"))
         self.app.setWindowIcon(QtGui.QIcon.fromTheme("qubes-manager"))
 
+    def __init_ux(self):
+        icon = QtGui.QIcon.fromTheme('qubes-manager')
+        pixmap = icon.pixmap(QtCore.QSize(128, 128))
+        self.logo_label.setPixmap(pixmap)
+        self.logo_label.setAttribute(
+            QtCore.Qt.WidgetAttribute.WA_TranslucentBackground)
+
+        self.setStyleSheet(pkg_resources.resource_string(
+            __name__, 'global_settings.css').decode())
+
+        self.label_release.linkActivated.connect(self._link_activated)
+
+        for button in self.buttonBox.buttons():
+            button.setMinimumWidth(250)
+
+        req_width = self.scrollAreaWidgetContents_2.sizeHint().width() + 20
+        avail_width = self.app.desktop().availableGeometry().width() * 0.9
+
+        req_height = self.scrollAreaWidgetContents_2.sizeHint().height() + 100
+        avail_height = self.app.desktop().availableGeometry().height() * 0.9
+
+        self.resize(min(req_width, avail_width), min(req_height, avail_height))
+
+    def _link_activated(self, link):
+        if link == "version":
+            dialog = InformationNotesDialog(self)
+        elif link == "release":
+            dialog = ReleaseNotesDialog(self)
+        else:
+            return
+
+        dialog.exec_()
+
     def setup_widget_with_vms(self, widget, filter_function,
                               allow_none, holder, property_name):
         try:
@@ -472,7 +510,7 @@ def __enable_updates_all(self):
         reply = QtWidgets.QMessageBox.question(
             self, self.tr("Change state of all qubes"),
             self.tr("Are you sure you want to set all qubes to check "
-                    "for updates?"),
+                    "for updates? This will override current qube settings."),
             QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.Cancel)
         if reply == QtWidgets.QMessageBox.Cancel:
             return
@@ -483,7 +521,7 @@ def __disable_updates_all(self):
         reply = QtWidgets.QMessageBox.question(
             self, self.tr("Change state of all qubes"),
             self.tr("Are you sure you want to set all qubes to not check "
-                    "for updates?"),
+                    "for updates? This will override current qube settings."),
             QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.Cancel)
         if reply == QtWidgets.QMessageBox.Cancel:
             return

rpm_spec/qmgr.spec.in

@@ -97,6 +97,7 @@ rm -rf $RPM_BUILD_ROOT
 
 %{python3_sitelib}/qubesmanager/resources_rc.py
 
+%{python3_sitelib}/qubesmanager/global_settings.css
 %{python3_sitelib}/qubesmanager/ui_backupdlg.py
 %{python3_sitelib}/qubesmanager/ui_bootfromdevice.py
 %{python3_sitelib}/qubesmanager/ui_globalsettingsdlg.py

setup.py

@@ -14,7 +14,7 @@
         url='https://www.qubes-os.org/',
         packages=setuptools.find_packages(),
         package_data={
-            'qubesmanager': ['i18n/*']
+            'qubesmanager': ['i18n/*', '*.css']
         },
         entry_points={
             'console_scripts': [