feat: add floating button position persistence with boundary validation

src/main/presenter/configPresenter/index.ts

@@ -46,6 +46,7 @@ interface IAppSettings {
   copyWithCotEnabled?: boolean
   loggingEnabled?: boolean // 日志记录是否启用
   floatingButtonEnabled?: boolean // 悬浮按钮是否启用
+  floatingButtonPosition?: { x: number; y: number } // 悬浮按钮自定义位置
   default_system_prompt?: string // 默认系统提示词
   [key: string]: unknown // 允许任意键，使用unknown类型替代any
 }
@@ -108,6 +109,7 @@ export class ConfigPresenter implements IConfigPresenter {
         copyWithCotEnabled: true,
         loggingEnabled: false,
         floatingButtonEnabled: false,
+        floatingButtonPosition: undefined,
         default_system_prompt: '',
         appVersion: this.currentAppVersion
       }
@@ -818,6 +820,16 @@ export class ConfigPresenter implements IConfigPresenter {
     }
   }
 
+  // 获取悬浮按钮位置
+  getFloatingButtonPosition(): { x: number; y: number } | null {
+    return this.getSetting<{ x: number; y: number }>('floatingButtonPosition') || null
+  }
+
+  // 设置悬浮按钮位置
+  setFloatingButtonPosition(position: { x: number; y: number }): void {
+    this.setSetting('floatingButtonPosition', position)
+  }
+
   // ===================== MCP配置相关方法 =====================
 
   // 获取MCP服务器配置

src/main/presenter/floatingButtonPresenter/FloatingButtonWindow.ts

@@ -3,6 +3,7 @@ import path from 'path'
 import { FloatingButtonConfig, FloatingButtonState } from './types'
 import logger from '../../../shared/logger'
 import { platform } from '@electron-toolkit/utils'
+import { presenter } from '../index'
 
 export class FloatingButtonWindow {
   private window: BrowserWindow | null = null
@@ -178,6 +179,11 @@ export class FloatingButtonWindow {
    * 计算悬浮按钮位置
    */
   private calculatePosition(): { x: number; y: number } {
+    if (this.config.position === 'custom' && this.config.customPosition) {
+      const validated = this.validatePosition(this.config.customPosition)
+      return validated
+    }
+
     const primaryDisplay = screen.getPrimaryDisplay()
     const { workAreaSize } = primaryDisplay
 
@@ -206,6 +212,51 @@ export class FloatingButtonWindow {
     return { x, y }
   }
 
+  /**
+   * 验证并修正位置，确保窗口不会完全移出可见区域
+   */
+  private validatePosition(position: { x: number; y: number }): { x: number; y: number } {
+    const displays = screen.getAllDisplays()
+
+    // 检查位置是否在任何显示器的可见区域内
+    let isVisible = false
+    for (const display of displays) {
+      const {
+        x: displayX,
+        y: displayY,
+        width: displayWidth,
+        height: displayHeight
+      } = display.workArea
+      const windowRight = position.x + this.config.size.width
+      const windowBottom = position.y + this.config.size.height
+
+      // 检查窗口是否与显示器区域有交集（至少部分可见）
+      if (
+        position.x < displayX + displayWidth &&
+        windowRight > displayX &&
+        position.y < displayY + displayHeight &&
+        windowBottom > displayY
+      ) {
+        isVisible = true
+        break
+      }
+    }
+
+    if (isVisible) {
+      return position
+    }
+
+    // 如果窗口不可见，将其移动到主显示器的默认位置（右下角）
+    logger.warn('Floating button position is out of bounds, correcting to default position')
+    const primaryDisplay = screen.getPrimaryDisplay()
+    const { workArea } = primaryDisplay
+
+    return {
+      x: workArea.width - this.config.size.width - 20,
+      y: workArea.height - this.config.size.height - 20
+    }
+  }
+
   /**
    * 设置窗口事件监听
    */
@@ -226,9 +277,28 @@ export class FloatingButtonWindow {
         const bounds = this.window.getBounds()
         this.state.bounds.x = bounds.x
         this.state.bounds.y = bounds.y
+        this.savePosition({ x: bounds.x, y: bounds.y })
       }
     })
 
     // 注意：悬浮按钮点击事件的 IPC 处理器在主进程的 index.ts 中设置
   }
+
+  /**
+   * 保存当前位置到配置
+   */
+  private savePosition(position: { x: number; y: number }): void {
+    try {
+      if (this.savePositionTimer) {
+        clearTimeout(this.savePositionTimer)
+      }
+      this.savePositionTimer = setTimeout(() => {
+        presenter.configPresenter.setFloatingButtonPosition(position)
+        logger.debug(`Floating button position saved: ${position.x}, ${position.y}`)
+      }, 500)
+    } catch (error) {
+      logger.error('Failed to save floating button position:', error)
+    }
+  }
+  private savePositionTimer: NodeJS.Timeout | null = null
 }

src/main/presenter/floatingButtonPresenter/index.ts

@@ -22,12 +22,17 @@ export class FloatingButtonPresenter {
    */
   public async initialize(config?: Partial<FloatingButtonConfig>): Promise<void> {
     const floatingButtonEnabled = this.configPresenter.getFloatingButtonEnabled()
+    const savedPosition = this.configPresenter.getFloatingButtonPosition()
     try {
       this.config = {
         ...this.config,
         ...config,
         enabled: floatingButtonEnabled
       }
+      if (savedPosition) {
+        this.config.position = 'custom'
+        this.config.customPosition = savedPosition
+      }
 
       if (!this.config.enabled) {
         console.log('FloatingButton is disabled, skipping window creation')

src/main/presenter/floatingButtonPresenter/types.ts

@@ -2,12 +2,17 @@ export interface FloatingButtonConfig {
   /** 是否启用悬浮按钮 */
   enabled: boolean
   /** 悬浮按钮位置 */
-  position: 'top-left' | 'top-right' | 'bottom-left' | 'bottom-right'
+  position: 'top-left' | 'top-right' | 'bottom-left' | 'bottom-right' | 'custom'
   /** 距离边缘的偏移量 */
   offset: {
     x: number
     y: number
   }
+  /** 自定义位置 (当 position 为 'custom' 时使用) */
+  customPosition?: {
+    x: number
+    y: number
+  }
   /** 悬浮按钮大小 */
   size: {
     width: number