refactor: main code

src/main/services/ShortcutService.ts

@@ -0,0 +1,53 @@
+import { BrowserWindow, globalShortcut } from 'electron'
+
+export function registerZoomShortcut(mainWindow: BrowserWindow) {
+  const registerShortcuts = () => {
+    // 注册放大快捷键 (Ctrl+Plus 或 Cmd+Plus)
+    globalShortcut.register('CommandOrControl+=', () => {
+      if (mainWindow) {
+        const currentZoom = mainWindow.webContents.getZoomFactor()
+        const newZoom = currentZoom + 0.1
+        // Prevent zoom factor from exceeding reasonable limits
+        if (newZoom <= 5.0) {
+          mainWindow.webContents.setZoomFactor(newZoom)
+        }
+      }
+    })
+
+    // 注册缩小快捷键 (Ctrl+Minus 或 Cmd+Minus)
+    globalShortcut.register('CommandOrControl+-', () => {
+      if (mainWindow) {
+        const currentZoom = mainWindow.webContents.getZoomFactor()
+        const newZoom = currentZoom - 0.1
+        // Prevent zoom factor from going below 0.1
+        if (newZoom >= 0.1) {
+          mainWindow.webContents.setZoomFactor(newZoom)
+        }
+      }
+    })
+
+    // 注册重置缩放快捷键 (Ctrl+0 或 Cmd+0)
+    globalShortcut.register('CommandOrControl+0', () => {
+      if (mainWindow) {
+        mainWindow.webContents.setZoomFactor(1)
+      }
+    })
+  }
+
+  const unregisterShortcuts = () => {
+    globalShortcut.unregister('CommandOrControl+=')
+    globalShortcut.unregister('CommandOrControl+-')
+    globalShortcut.unregister('CommandOrControl+0')
+  }
+
+  // 当窗口获得焦点时注册快捷键
+  mainWindow.on('focus', registerShortcuts)
+
+  // 当窗口失去焦点时注销快捷键
+  mainWindow.on('blur', unregisterShortcuts)
+
+  // 初始注册（如果窗口已经处于焦点状态）
+  if (mainWindow.isFocused()) {
+    registerShortcuts()
+  }
+}