Merge pull request #406 from Microsoft/Fix23149

Add `onbeforreprint` and `onafterprint` events to `Window`

Author: mhegazy

baselines/dom.generated.d.ts

@@ -4231,6 +4231,7 @@ interface Document extends Node, GlobalEventHandlers, ParentNode, DocumentEvent
      */
     queryCommandValue(commandId: string): string;
     releaseEvents(): void;
+    updateSettings(): void;
     webkitCancelFullScreen(): void;
     webkitExitFullscreen(): void;
     /**
@@ -14798,6 +14799,8 @@ declare var WheelEvent: {
 
 interface WindowEventMap extends GlobalEventHandlersEventMap {
     "abort": UIEvent;
+    "afterprint": Event;
+    "beforeprint": Event;
     "beforeunload": BeforeUnloadEvent;
     "blur": FocusEvent;
     "canplay": Event;
@@ -14929,6 +14932,8 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window
     readonly navigator: Navigator;
     offscreenBuffering: string | boolean;
     onabort: ((this: Window, ev: UIEvent) => any) | null;
+    onafterprint: ((this: Window, ev: Event) => any) | null;
+    onbeforeprint: ((this: Window, ev: Event) => any) | null;
     onbeforeunload: ((this: Window, ev: BeforeUnloadEvent) => any) | null;
     onblur: ((this: Window, ev: FocusEvent) => any) | null;
     oncanplay: ((this: Window, ev: Event) => any) | null;
@@ -15739,6 +15744,8 @@ declare const name: never;
 declare var navigator: Navigator;
 declare var offscreenBuffering: string | boolean;
 declare var onabort: ((this: Window, ev: UIEvent) => any) | null;
+declare var onafterprint: ((this: Window, ev: Event) => any) | null;
+declare var onbeforeprint: ((this: Window, ev: Event) => any) | null;
 declare var onbeforeunload: ((this: Window, ev: BeforeUnloadEvent) => any) | null;
 declare var onblur: ((this: Window, ev: FocusEvent) => any) | null;
 declare var oncanplay: ((this: Window, ev: Event) => any) | null;

inputfiles/addedTypes.json

@@ -305,12 +305,6 @@
                             "additional-signatures": [
                                 "scrollBy(options?: ScrollToOptions): void"
                             ]
-                        },
-                        "print": {
-                            "name": "print",
-                            "override-signatures": [
-                                "print(): void"
-                            ]
                         }
                     }
                 },

inputfiles/browser.webidl.preprocessed.json

@@ -26792,13 +26792,33 @@
                             "type": "ExtensionScriptApis",
                             "read-only": 1
                         },
+                        "onafterprint": {
+                            "specs": "html5",
+                            "name": "onafterprint",
+                            "tags": "Printing",
+                            "type-original": "EventHandler",
+                            "nullable": 1,
+                            "exposed": "Window",
+                            "type": "EventHandlerNonNull",
+                            "event-handler": "afterprint"
+                        },
                         "name": {
                             "specs": "html5",
                             "exposed": "Window",
                             "name": "name",
                             "type": "DOMString",
                             "type-original": "DOMString"
                         },
+                        "onbeforeprint": {
+                            "specs": "html5",
+                            "name": "onbeforeprint",
+                            "tags": "Printing",
+                            "type-original": "EventHandler",
+                            "nullable": 1,
+                            "exposed": "Window",
+                            "type": "EventHandlerNonNull",
+                            "event-handler": "beforeprint"
+                        },
                         "onvrdisplaydisconnect": {
                             "specs": "html5",
                             "name": "onvrdisplaydisconnect",
@@ -28336,6 +28356,18 @@
                             "exposed": "Window",
                             "name": "resizeTo"
                         },
+                        "print": {
+                            "signature": [
+                                {
+                                    "type": "void",
+                                    "type-original": "void"
+                                }
+                            ],
+                            "specs": "html5",
+                            "exposed": "Window",
+                            "name": "print",
+                            "tags": "Printing"
+                        },
                         "scrollBy": {
                             "signature": [
                                 {
@@ -32599,6 +32631,18 @@
                             ],
                             "exposed": "Window"
                         },
+                        "updateSettings": {
+                            "signature": [
+                                {
+                                    "type": "void",
+                                    "type-original": "void"
+                                }
+                            ],
+                            "specs": "dom4",
+                            "exposed": "Window",
+                            "name": "updateSettings",
+                            "tags": "Printing"
+                        },
                         "caretRangeFromPoint": {
                             "signature": [
                                 {

src/preprocess.ts

@@ -14,7 +14,7 @@ function preprocess() {
                 if (o.tags.indexOf("MSAppOnly") > -1) return false;
                 if (o.tags.indexOf("MSAppScheduler") > -1) return false;
                 if (o.tags.indexOf("Diagnostics") > -1) return false;
-                if (o.tags.indexOf("Printing") > -1) return false;
+                if (o.tags.indexOf("Printing") > -1 && typeof o.name === "string" && o.name.toLowerCase().startsWith("ms")) return false;
                 if (o.tags.indexOf("WinPhoneOnly") > -1) return false;
                 if (o.tags.indexOf("IEOnly") > -1) return false;
             }