ing

@overflow/core/emitter.ts

@@ -0,0 +1,53 @@
+import { Subject, PartialObserver } from 'rxjs';
+
+export class Emitter {
+  private subjects: Map<string, Subject<any>>;
+
+  public constructor() {
+    this.subjects = new Map();
+  }
+
+  private static createName(name: string): string {
+    return '$' + name;
+  }
+
+  /**
+   * emit
+   */
+  public emit(name: string, data?: any) {
+    const fnName = Emitter.createName(name);
+
+    if (!this.subjects.has(fnName)) {
+      this.subjects.set(fnName, new Subject());
+    }
+
+    this.subjects.get(fnName).next(data);
+  }
+
+  /**
+   * listen
+   */
+  public listen(name: string, handler: (data?: any) => void) {
+    const fnName = Emitter.createName(name);
+
+    if (!this.subjects.has(fnName)) {
+      this.subjects.set(fnName, new Subject());
+    }
+
+    return this.subjects.get(fnName).subscribe(handler);
+  }
+
+  /**
+   * dispose
+   */
+  public dispose() {
+    const _subjects = this.subjects;
+    _subjects.forEach((value: Subject<any>, key: string) => {
+      if (_subjects.has(key)) {
+        _subjects.get(key).unsubscribe();
+      }
+    });
+
+    this.subjects = new Map();
+  }
+}

src/app/app.component.ts

@@ -1,10 +1,21 @@
-import { Component } from '@angular/core';
+import { Component, OnInit } from '@angular/core';
+import { ElectronProxyService } from '../commons/service/electron-proxy.service';
 
 @Component({
   selector: 'app-root',
   templateUrl: './app.component.html',
   styleUrls: ['./app.component.scss']
 })
-export class AppComponent {
+export class AppComponent implements OnInit {
   title = 'scanner-app';
+
+  public constructor(
+    private electronProxyService: ElectronProxyService,
+  ) {
+
+  }
+
+  ngOnInit(): void {
+    this.electronProxyService.sendReady(performance.now());
+  }
 }

src/app/app.module.ts

@@ -7,6 +7,8 @@ import { CommonsUIModule } from '@overflow/commons/ui/commons-ui.module';
 import { AppRoutingModule } from './app-routing.module';
 import { AppComponent } from './app.component';
 
+import { CommonsModule } from '../commons/commons.module';
+
 @NgModule({
   declarations: [
     AppComponent
@@ -17,6 +19,7 @@ import { AppComponent } from './app.component';
     BrowserAnimationsModule,
 
     CommonsUIModule,
+    CommonsModule,
   ],
   providers: [],
   bootstrap: [AppComponent]

src/commons/commons.module.ts

@@ -0,0 +1,17 @@
+import { NgModule, APP_INITIALIZER } from '@angular/core';
+import { CommonModule } from '@angular/common';
+
+
+import { SERVICES } from './service';
+
+@NgModule({
+  imports: [
+    CommonModule,
+  ],
+  declarations: [
+  ],
+  providers: [
+    ...SERVICES,
+  ]
+})
+export class CommonsModule { }

src/commons/service/electron-proxy.service.ts

@@ -0,0 +1,17 @@
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+
+import { ipcRenderer } from 'electron';
+
+@Injectable()
+export class ElectronProxyService {
+
+  public constructor(
+  ) {
+  }
+
+  public sendReady(time: number): void {
+    ipcRenderer.send('renderer-ready', time);
+  }
+
+}

src/commons/service/index.ts

@@ -0,0 +1,5 @@
+import { ElectronProxyService } from './electron-proxy.service';
+
+export const SERVICES = [
+  ElectronProxyService,
+];

src/electron/app-window.ts

@@ -1,7 +1,10 @@
 import { BrowserWindow, ipcMain, Menu, app, dialog } from 'electron';
 import * as path from 'path';
 import * as URL from 'url';
-import { EventEmitter } from 'events';
+
+import { Subscription, PartialObserver } from 'rxjs';
+
+import { Emitter } from '@overflow/core/emitter';
 
 import { encodePathAsUrl } from '@overflow/core/path';
 import { registerWindowStateChangedEvents } from '@overflow/core/window-state';
@@ -14,7 +17,7 @@ let windowStateKeeper: any | null = null;
 
 export class AppWindow {
   private window: Electron.BrowserWindow;
-  private emitter = new EventEmitter();
+  private emitter = new Emitter();
 
   private _loadTime: number | null = null;
   private _rendererReadyTime: number | null = null;
@@ -42,7 +45,7 @@ export class AppWindow {
       height: savedWindowState.height,
       minWidth: this.minWidth,
       minHeight: this.minHeight,
-      show: true,
+      show: false,
       // This fixes subpixel aliasing on Windows
       // See https://github.com/atom/atom/commit/683bef5b9d133cb194b476938c77cc07fd05b972
       backgroundColor: '#fff',
@@ -61,11 +64,9 @@ export class AppWindow {
     } else if (__WIN32__) {
       windowOptions.frame = false;
     } else if (__LINUX__) {
-      // windowOptions.icon = path.join(__dirname, 'static', 'icon-logo.png');
+      windowOptions.icon = path.join(__dirname, 'static', 'icon-logo.png');
     }
 
-    console.log(windowOptions);
-
     this.window = new BrowserWindow(windowOptions);
     savedWindowState.manage(this.window);
 
@@ -159,7 +160,7 @@ export class AppWindow {
       return;
     }
 
-    this.emitter.emit('did-load', null);
+    this.emitter.emit('did-load');
   }
 
   /** Is the page loaded and has the renderer signalled it's ready? */
@@ -175,8 +176,8 @@ export class AppWindow {
    * Register a function to call when the window is done loading. At that point
    * the page has loaded and the renderer has signalled that it is ready.
    */
-  public onDidLoad(fn: () => void): EventEmitter {
-    return this.emitter.on('did-load', fn);
+  public onDidLoad(fn: (data?: any) => void): Subscription {
+    return this.emitter.listen('did-load', fn);
   }
 
   public isMinimized() {

src/electron/main.ts

@@ -48,7 +48,7 @@ process.on('uncaughtException', (error: Error) => {
   handleUncaughtException(error);
 });
 
-let handlingSquirrelEvent = false;
+const handlingSquirrelEvent = false;
 // if (__WIN32__ && process.argv.length > 1) {
 //   const arg = process.argv[1];
 
@@ -78,7 +78,7 @@ let handlingSquirrelEvent = false;
 //   });
 // }
 
-let isDuplicateInstance = false;
+const isDuplicateInstance = false;
 // If we're handling a Squirrel event we don't want to enforce single instance.
 // We want to let the updated instance launch and do its work. It will then quit
 // once it's done.
@@ -426,7 +426,7 @@ function createWindow() {
     }
   });
 
-  window.onDidLoad(() => {
+  window.onDidLoad((data: any) => {
     window.show();
     // window.sendLaunchTimingStats({
     //   mainReadyTime: readyTime!,