Add an ability to configure the font family for SQL editors. #392

docs/en_US/preferences.rst

@@ -417,6 +417,10 @@ Use the fields on the *Editor* panel to change settings of the query editor.
 * When the *Code folding?* switch is set to *False*, the editor will disable
   code folding. Disabling will improve editor performance with large files.
 
+* Use the *Font family* field to specify the font family that will be used in
+  all SQL text boxes and editors. If the font is not found, the default font
+  of *Source Code Pro* will be used.
+
 * Use the *Font size* field to specify the font size that will be used in text
   boxes and editors.
 

web/pgadmin/static/js/components/ReactCodeMirror/components/Editor.jsx

@@ -301,8 +301,9 @@ export default function Editor({
 
     const fontSize = calcFontSize(pref.sql_font_size);
     newConfigExtn.push(EditorView.theme({
-      '.cm-content': {
+      '& .cm-content': {
         fontSize: fontSize,
+        fontFamily: pref.sql_font_family,
       },
       '.cm-gutters': {
         fontSize: fontSize,

web/pgadmin/tools/sqleditor/utils/query_tool_preferences.py

@@ -390,6 +390,18 @@ def register_query_tool_preferences(self):
         )
     )
 
+    self.sql_font_family = self.preference.register(
+        'Editor', 'sql_font_family',
+        gettext("Font family"), 'text', 'Source Code Pro',
+        category_label=PREF_LABEL_DISPLAY,
+        help_str=gettext(
+            'Specify the font family to be used for all SQL editors. '
+            'The specified font should already be installed on your system. '
+            'If the font is not found, the editor will fall back to the '
+            'default font, Source Code Pro.'
+        )
+    )
+
     self.display_connection_status = self.preference.register(
         'display', 'connection_status',
         gettext("Connection status"), 'boolean', True,