Hook to create icon themes from Preferences->Misc

src/calibre/gui2/icon_theme.py

@@ -28,6 +28,8 @@ IMAGE_EXTENSIONS = {'png', 'jpg', 'jpeg'}
 THEME_COVER = 'icon-theme-cover.jpg'
 THEME_METADATA = 'metadata.json'
 
+# Theme creation {{{
+
 def render_svg(filepath):
     must_use_qt(headless=False)
     pngpath = filepath[:-4] + '.png'
@@ -304,6 +306,8 @@ def create_theme(folder=None, parent=None):
         with open(dest, 'wb') as f:
             f.write(raw)
 
+# }}}
+
 if __name__ == '__main__':
     from calibre.gui2 import Application
     app = Application([])

src/calibre/gui2/preferences/misc.py

@@ -36,6 +36,7 @@ class ConfigWidget(ConfigWidgetBase, Ui_Form):
                     ' conversion. Lower this number'
                     ' if you want calibre to use less CPU.')))
         self.device_detection_button.clicked.connect(self.debug_device_detection)
+        self.icon_theme_button.clicked.connect(self.create_icon_theme)
         self.button_open_config_dir.clicked.connect(self.open_config_dir)
         self.user_defined_device_button.clicked.connect(self.user_defined_device)
         proxies = get_proxies(debug=False)
@@ -46,6 +47,10 @@ class ConfigWidget(ConfigWidgetBase, Ui_Form):
             txt = _('<b>Using proxies:</b>') + ''.join(lines)
         self.proxies.setText(txt)
 
+    def create_icon_theme(self):
+        from calibre.gui2.icon_theme import create_theme
+        create_theme(parent=self)
+
     def debug_device_detection(self, *args):
         from calibre.gui2.preferences.device_debug import DebugDevice
         d = DebugDevice(self.gui, self)

src/calibre/gui2/preferences/misc.ui

@@ -17,7 +17,7 @@
    <item row="0" column="0">
     <widget class="QLabel" name="label_5">
      <property name="text">
-      <string>Max. simultaneous conversion/news download/plugin jobs:</string>
+      <string>Max. simultaneous conversion/&amp;news download/plugin jobs:</string>
      </property>
      <property name="buddy">
       <cstring>opt_worker_limit</cstring>
@@ -91,7 +91,7 @@
      </property>
     </spacer>
    </item>
-   <item row="9" column="0">
+   <item row="10" column="0">
     <spacer name="verticalSpacer_8">
      <property name="orientation">
       <enum>Qt::Vertical</enum>
@@ -104,14 +104,14 @@
      </property>
     </spacer>
    </item>
-   <item row="8" column="0" colspan="2">
+   <item row="9" column="0" colspan="2">
     <widget class="QPushButton" name="button_open_config_dir">
      <property name="text">
       <string>Open calibre &amp;configuration directory</string>
      </property>
     </widget>
    </item>
-   <item row="21" column="0">
+   <item row="22" column="0">
     <spacer name="verticalSpacer_9">
      <property name="orientation">
       <enum>Qt::Vertical</enum>
@@ -124,7 +124,7 @@
      </property>
     </spacer>
    </item>
-   <item row="10" column="0" colspan="2">
+   <item row="11" column="0" colspan="2">
     <widget class="QLabel" name="proxies">
      <property name="text">
       <string/>
@@ -134,7 +134,7 @@
    <item row="3" column="0">
     <widget class="QLabel" name="label">
      <property name="text">
-      <string>&amp;Abort jobs that take more than:</string>
+      <string>Abort &amp;jobs that take more than:</string>
      </property>
      <property name="buddy">
       <cstring>opt_worker_max_time</cstring>
@@ -157,6 +157,13 @@
      </property>
     </widget>
    </item>
+   <item row="8" column="0" colspan="2">
+    <widget class="QPushButton" name="icon_theme_button">
+     <property name="text">
+      <string>Create a calibre &amp;icon theme</string>
+     </property>
+    </widget>
+   </item>
   </layout>
  </widget>
  <resources/>