优化字体

app/components/chat.tsx

@@ -759,6 +759,7 @@ function _Chat() {
   const session = chatStore.currentSession();
   const config = useAppConfig();
   const fontSize = config.fontSize;
+  const fontFamily = config.fontFamily;
 
   const [showExport, setShowExport] = useState(false);
 
@@ -1544,6 +1545,7 @@ function _Chat() {
                       //   setUserInput(getMessageTextContent(message));
                       // }}
                       fontSize={fontSize}
+                      fontFamily={fontFamily}
                       parentRef={scrollRef}
                       defaultShow={i >= messages.length - 6}
                     />
@@ -1776,6 +1778,7 @@ function _Chat() {
             autoFocus={autoFocus}
             style={{
               fontSize: config.fontSize,
+              fontFamily: config.fontFamily,
             }}
           />
           {attachImages.length != 0 && (

app/components/exporter.tsx

@@ -583,6 +583,7 @@ export function ImagePreviewer(props: {
                 <Markdown
                   content={getMessageTextContent(m)}
                   fontSize={config.fontSize}
+                  fontFamily={config.fontFamily}
                   defaultShow
                 />
                 {getMessageImages(m).length == 1 && (

app/components/markdown.tsx

@@ -232,6 +232,7 @@ export function Markdown(
     content: string;
     loading?: boolean;
     fontSize?: number;
+    fontFamily?: string;
     parentRef?: RefObject<HTMLDivElement>;
     defaultShow?: boolean;
   } & React.DOMAttributes<HTMLDivElement>,
@@ -243,6 +244,7 @@ export function Markdown(
       className="markdown-body"
       style={{
         fontSize: `${props.fontSize ?? 14}px`,
+        fontFamily: props.fontFamily || "inherit",
       }}
       ref={mdRef}
       onContextMenu={props.onContextMenu}

app/components/settings.tsx

@@ -71,7 +71,7 @@ import {
 } from "../constant";
 import { Prompt, SearchService, usePromptStore } from "../store/prompt";
 import { ErrorBoundary } from "./error";
-// import { InputRange } from "./input-range";
+import { InputRange } from "./input-range";
 import { useNavigate } from "react-router-dom";
 import { Avatar, AvatarPicker } from "./emoji";
 import { getClientConfig } from "../config/client";
@@ -1297,24 +1297,40 @@ export function Settings() {
           {/*  </Select>*/}
           {/*</ListItem>*/}
 
-          {/*<ListItem*/}
-          {/*  title={Locale.Settings.FontSize.Title}*/}
-          {/*  subTitle={Locale.Settings.FontSize.SubTitle}*/}
-          {/*>*/}
-          {/*  <InputRange*/}
-          {/*    title={`${config.fontSize ?? 14}px`}*/}
-          {/*    value={config.fontSize}*/}
-          {/*    min="12"*/}
-          {/*    max="40"*/}
-          {/*    step="1"*/}
-          {/*    onChange={(e) =>*/}
-          {/*      updateConfig(*/}
-          {/*        (config) =>*/}
-          {/*          (config.fontSize = Number.parseInt(e.currentTarget.value)),*/}
-          {/*      )*/}
-          {/*    }*/}
-          {/*  ></InputRange>*/}
-          {/*</ListItem>*/}
+          <ListItem
+            title={Locale.Settings.FontSize.Title}
+            subTitle={Locale.Settings.FontSize.SubTitle}
+          >
+            <InputRange
+              title={`${config.fontSize ?? 14}px`}
+              value={config.fontSize}
+              min="12"
+              max="40"
+              step="1"
+              onChange={(e) =>
+                updateConfig(
+                  (config) =>
+                    (config.fontSize = Number.parseInt(e.currentTarget.value)),
+                )
+              }
+            ></InputRange>
+          </ListItem>
+
+          <ListItem
+            title={Locale.Settings.FontFamily.Title}
+            subTitle={Locale.Settings.FontFamily.SubTitle}
+          >
+            <input
+              type="text"
+              value={config.fontFamily}
+              placeholder={Locale.Settings.FontFamily.Placeholder}
+              onChange={(e) =>
+                updateConfig(
+                  (config) => (config.fontFamily = e.currentTarget.value),
+                )
+              }
+            ></input>
+          </ListItem>
 
           {/*<ListItem*/}
           {/*  title={Locale.Settings.AutoGenerateTitle.Title}*/}

app/locales/cn.ts

@@ -112,7 +112,7 @@ const cn = {
       if (submitKey === String(SubmitKey.Enter)) {
         inputHints += "，Shift + Enter 换行";
       }
-      return inputHints + "，/ 内置提示词";
+      return inputHints + "，: 快捷功能";
     },
     Send: "发送",
     Config: {
@@ -196,6 +196,11 @@ const cn = {
       Title: "字体大小",
       SubTitle: "聊天内容的字体大小",
     },
+    FontFamily: {
+      Title: "聊天字体",
+      SubTitle: "聊天内容的字体，若置空则应用全局默认字体",
+      Placeholder: "字体名称",
+    },
     InjectSystemPrompts: {
       Title: "注入系统级提示信息",
       SubTitle: "强制给每次请求的消息列表开头添加一个模拟 ChatGPT 的系统提示",

app/locales/en.ts

@@ -198,6 +198,12 @@ const en: LocaleType = {
       Title: "Font Size",
       SubTitle: "Adjust font size of chat content",
     },
+    FontFamily: {
+      Title: "Chat Font Family",
+      SubTitle:
+        "Font Family of the chat content, leave empty to apply global default font",
+      Placeholder: "Font Family Name",
+    },
     InjectSystemPrompts: {
       Title: "Inject System Prompts",
       SubTitle: "Inject a global system prompt for every request",

app/locales/tw.ts

@@ -153,6 +153,11 @@ const tw = {
       Title: "字型大小",
       SubTitle: "聊天內容的字型大小",
     },
+    FontFamily: {
+      Title: "聊天字體",
+      SubTitle: "聊天內容的字體，若置空則應用全局默認字體",
+      Placeholder: "字體名稱",
+    },
     InjectSystemPrompts: {
       Title: "匯入系統提示",
       SubTitle: "強制在每個請求的訊息列表開頭新增一個模擬 ChatGPT 的系統提示",

app/store/config.ts

@@ -36,6 +36,7 @@ export const DEFAULT_CONFIG = {
   // submitKey: isMacOS() ? SubmitKey.MetaEnter : SubmitKey.CtrlEnter,
   avatar: "1f603",
   fontSize: 14,
+  fontFamily: "",
   theme: Theme.Auto as Theme,
   tightBorder: !!config?.isApp,
   sendPreviewBubble: false,

app/utils.ts

@@ -194,6 +194,7 @@ export function autoGrowTextArea(dom: HTMLTextAreaElement) {
   measureDom.style.width = width + "px";
   measureDom.innerText = dom.value !== "" ? dom.value : "1";
   measureDom.style.fontSize = dom.style.fontSize;
+  measureDom.style.fontFamily = dom.style.fontFamily;
   const endWithEmptyLine = dom.value.endsWith("\n");
   const height = parseFloat(window.getComputedStyle(measureDom).height);
   const singleLineHeight = parseFloat(