linux: import clipboard after app ready

src/core/actionCallback.ts

@@ -6,7 +6,7 @@ import { decompose } from "../tools/action";
 import { showSettings } from "../tools/views";
 import { Identifier, NormalActionType, RouteActionType } from "../tools/types";
 
-const clipboard = require("electron-clipboard-extended");
+import { clipboard } from "../tools/clipboard";
 
 function handleActions(
   id: string,

src/core/controller.ts

@@ -25,7 +25,7 @@ import {
   DictFail
 } from "../tools/dictionary/types";
 import { showDragCopyWarning } from "../tools/views/dialog";
-const clipboard = require("electron-clipboard-extended");
+import { clipboard } from "../tools/clipboard";
 
 class Controller {
   src: string = "";
@@ -55,6 +55,7 @@ class Controller {
   }
 
   createWindow() {
+    clipboard.init();
     this.tray.init();
     this.win.createWindow(this.get("frameMode"));
     windowController.bind();

src/tools/clipboard.ts

@@ -0,0 +1,59 @@
+interface Operation {
+  key: string;
+  args: any[];
+}
+
+function delay(
+  target: any,
+  propertyKey: string,
+  descriptor: PropertyDescriptor
+) {
+  const newMethod = function(...args: any[]) {
+    if (target["clipboard"] == undefined) {
+      target["operations"].push({
+        key: propertyKey,
+        args
+      });
+      return;
+    } else {
+      const clipboard = target["clipboard"];
+      return clipboard[propertyKey].call(clipboard, ...args);
+    }
+  };
+  descriptor.value = newMethod; // 替换原声明
+}
+
+class ClipboardWarpper {
+  static clipboard: any = undefined;
+  static operations: Array<Operation> = [];
+  static init() {
+    ClipboardWarpper.clipboard = require("electron-clipboard-extended");
+    ClipboardWarpper.operations.forEach(operation => {
+      return ClipboardWarpper.clipboard[operation["key"]].call(
+        ClipboardWarpper.clipboard,
+        ...operation["args"]
+      );
+    });
+    ClipboardWarpper.operations = [];
+  }
+
+  @delay
+  static on(...args: any[]) {}
+
+  @delay
+  static writeText(text: string) {}
+
+  @delay
+  static readText(): any {}
+
+  @delay
+  static startWatching() {}
+
+  @delay
+  static stopWatching() {}
+
+  @delay
+  static readImage(): any {}
+}
+
+export const clipboard = ClipboardWarpper;