(ctl)PrefWindow // +symbolInputEnabled.

Source/WindowControllers/ctlPrefWindow.swift

@@ -174,6 +174,10 @@ extension RangeReplaceableCollection where Element: Hashable {
         mgrLangModel.setCNSEnabled(Preferences.cns11643Enabled)
     }
 
+    @IBAction func toggleSymbolInputEnabled(_ sender: Any) {
+        mgrLangModel.setSymbolEnabled(Preferences.symbolInputEnabled)
+    }
+
     @IBAction func toggleTrad2KangXiAction(_ sender: Any) {
         if chkTrad2KangXi.state == .on && chkTrad2JISShinjitai.state == .on {
             Preferences.toggleShiftJISShinjitaiOutputEnabled()

Source/WindowNIBs/Source/WindowNIBs/Base.lproj/frmPrefWindow.xib

@@ -598,11 +598,29 @@
                                                             <binding destination="32" name="value" keyPath="values.ShouldAutoReloadUserDataFiles" id="XTI-ol-DVN"/>
                                                         </connections>
                                                     </button>
+                                                    <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="O4B-Z2-XYi">
+                                                        <rect key="frame" x="19" y="334.5" width="406" height="17"/>
+                                                        <constraints>
+                                                            <constraint firstAttribute="width" relation="greaterThanOrEqual" constant="234" id="b55-tE-4Xz"/>
+                                                            <constraint firstAttribute="height" constant="16" id="xK8-Au-QSC"/>
+                                                        </constraints>
+                                                        <buttonCell key="cell" type="check" title="Enable symbol input support (incl. certain emoji symbols)" bezelStyle="regularSquare" imagePosition="left" controlSize="small" state="on" inset="2" id="hSv-LJ-Cq3" userLabel="chkSymbolEnabled">
+                                                            <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
+                                                            <font key="font" metaFont="cellTitle"/>
+                                                        </buttonCell>
+                                                        <connections>
+                                                            <action selector="toggleSymbolInputEnabled:" target="-2" id="Gzj-dF-gvj"/>
+                                                            <binding destination="32" name="value" keyPath="values.SymbolInputEnabled" id="XWG-G3-DRu"/>
+                                                        </connections>
+                                                    </button>
                                                 </subviews>
                                                 <constraints>
                                                     <constraint firstItem="p7V-IN-OTr" firstAttribute="top" secondItem="cy4-aV-hhk" secondAttribute="top" constant="18.5" id="GTZ-mq-8zK"/>
+                                                    <constraint firstItem="O4B-Z2-XYi" firstAttribute="top" secondItem="p7V-IN-OTr" secondAttribute="bottom" constant="6" id="Vhi-Ma-ErF"/>
                                                     <constraint firstItem="p7V-IN-OTr" firstAttribute="leading" secondItem="cy4-aV-hhk" secondAttribute="leading" constant="20" id="gvI-87-PEb"/>
+                                                    <constraint firstAttribute="trailing" secondItem="O4B-Z2-XYi" secondAttribute="trailing" constant="20" symbolic="YES" id="h9K-ln-6cI"/>
                                                     <constraint firstAttribute="trailing" relation="greaterThanOrEqual" secondItem="p7V-IN-OTr" secondAttribute="trailing" constant="20" symbolic="YES" id="hSy-OW-G1A"/>
+                                                    <constraint firstItem="O4B-Z2-XYi" firstAttribute="leading" secondItem="p7V-IN-OTr" secondAttribute="leading" id="s7z-z0-Zhe"/>
                                                 </constraints>
                                             </view>
                                         </box>

Source/WindowNIBs/Source/WindowNIBs/en.lproj/frmPrefWindow.strings

@@ -220,3 +220,6 @@
 
 /* Class = "NSButtonCell"; title = "Space to +cycle candidates, Shift+Space to +cycle pages"; ObjectID = "dIN-TZ-67g"; */
 "dIN-TZ-67g.title" = "Space to +cycle candidates, Shift+Space to +cycle pages";
+
+/* Class = "NSButtonCell"; title = "Enable symbol input support (incl. certain emoji symbols)"; ObjectID = "hSv-LJ-Cq3"; */
+"hSv-LJ-Cq3.title" = "Enable symbol input support (incl. certain emoji symbols)";

Source/WindowNIBs/Source/WindowNIBs/ja.lproj/frmPrefWindow.strings

@@ -220,3 +220,6 @@
 
 /* Class = "NSButtonCell"; title = "Space to +cycle candidates, Shift+Space to +cycle pages"; ObjectID = "dIN-TZ-67g"; */
 "dIN-TZ-67g.title" = "Shift+Space で次のページ、Space で次の候補文字を";
+
+/* Class = "NSButtonCell"; title = "Enable symbol input support (incl. certain emoji symbols)"; ObjectID = "hSv-LJ-Cq3"; */
+"hSv-LJ-Cq3.title" = "僅かなる絵文字も含む符号入力サポートを起用";

Source/WindowNIBs/Source/WindowNIBs/zh-Hans.lproj/frmPrefWindow.strings

@@ -220,3 +220,6 @@
 
 /* Class = "NSButtonCell"; title = "Space to +cycle candidates, Shift+Space to +cycle pages"; ObjectID = "dIN-TZ-67g"; */
 "dIN-TZ-67g.title" = "Shift+Space 换下一页，Space 换选下一个候选字。";
+
+/* Class = "NSButtonCell"; title = "Enable symbol input support (incl. certain emoji symbols)"; ObjectID = "hSv-LJ-Cq3"; */
+"hSv-LJ-Cq3.title" = "启用包括少许绘文字在内的符号输入支援";

Source/WindowNIBs/Source/WindowNIBs/zh-Hant.lproj/frmPrefWindow.strings

@@ -220,3 +220,7 @@
 
 /* Class = "NSButtonCell"; title = "Space to +cycle candidates, Shift+Space to +cycle pages"; ObjectID = "dIN-TZ-67g"; */
 "dIN-TZ-67g.title" = "Shift+Space 換下一頁，Space 換選下一個候選字";
+
+/* Class = "NSButtonCell"; title = "Enable symbol input support (incl. certain emoji symbols)"; ObjectID = "hSv-LJ-Cq3"; */
+"hSv-LJ-Cq3.title" = "啟用包括少許繪文字在內的符號輸入支援";
+