From 0360da07689455f9827b97efbcccaa727c1736f6 Mon Sep 17 00:00:00 2001
From: swordensen <me@michaelsorensen.dev>
Date: Fri, 28 Jun 2024 09:58:24 -0700
Subject: [PATCH 1/2] preventing default on drop events to prevent files from
 opening in a new window

---
 .../contrib/webview/browser/pre/index.html        | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/vs/workbench/contrib/webview/browser/pre/index.html b/src/vs/workbench/contrib/webview/browser/pre/index.html
index f46e124042850..e55ebb78bd6ab 100644
--- a/src/vs/workbench/contrib/webview/browser/pre/index.html
+++ b/src/vs/workbench/contrib/webview/browser/pre/index.html
@@ -5,8 +5,7 @@
 	<meta charset="UTF-8">
 
 	<meta http-equiv="Content-Security-Policy"
-
-	content="default-src 'none'; script-src 'sha256-ikaxwm2UFoiIKkEZTEU4mnSxpYf3lmsrhy5KqqJZfek=' 'self'; frame-src 'self'; style-src 'unsafe-inline';">
+		content="default-src 'none'; script-src 'sha256-EnfegwWkkVl5XI5EPvw9QR4tqOkoO1Uaj+Ot/RVrckU=' 'self'; frame-src 'self'; style-src 'unsafe-inline';">
 
 
 	<!-- Disable pinch zooming -->
@@ -799,6 +798,12 @@
 
 
 		function handleInnerDragEvent(/** @type {DragEvent} */ e) {
+			/**
+			 * To ensure that the drop event always fires as expected, you should always include a preventDefault() call in the part of your code which handles the dragover event.
+			 * source: https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/drop_event
+			 **/
+			e.preventDefault();
+
 			if (!e.dataTransfer) {
 				return;
 			}
@@ -808,6 +813,10 @@
 			});
 		}
 
+		function handleInnerDropEvent(/**@type {DragEvent} */e) {
+			e.preventDefault();
+		}
+
 		/**
 		 * @param {() => void} callback
 		 */
@@ -900,6 +909,7 @@
 		window.addEventListener('dragenter', handleInnerDragStartEvent);
 		window.addEventListener('dragover', handleInnerDragEvent);
 		window.addEventListener('drag', handleInnerDragEvent);
+		window.addEventListener('drop', handleInnerDropEvent);
 
 
 		onDomReady(() => {
@@ -1184,6 +1194,7 @@
 					contentWindow.addEventListener('dragenter', handleInnerDragStartEvent);
 					contentWindow.addEventListener('dragover', handleInnerDragEvent);
 					contentWindow.addEventListener('drag', handleInnerDragEvent);
+					contentWindow.addEventListener('drop', handleInnerDropEvent);
 
 					unloadMonitor.onIframeLoaded(newFrame);
 				}

From 69563ee77e31888d90d90bfa553da4e01dff124e Mon Sep 17 00:00:00 2001
From: swordensen <me@michaelsorensen.dev>
Date: Wed, 3 Jul 2024 10:38:01 -0700
Subject: [PATCH 2/2] adding a fix that addresses
 https://github.com/microsoft/vscode/issues/219047

---
 .../contrib/webview/browser/pre/index.html          | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/vs/workbench/contrib/webview/browser/pre/index.html b/src/vs/workbench/contrib/webview/browser/pre/index.html
index e55ebb78bd6ab..6a1f3d459abf6 100644
--- a/src/vs/workbench/contrib/webview/browser/pre/index.html
+++ b/src/vs/workbench/contrib/webview/browser/pre/index.html
@@ -5,7 +5,7 @@
 	<meta charset="UTF-8">
 
 	<meta http-equiv="Content-Security-Policy"
-		content="default-src 'none'; script-src 'sha256-EnfegwWkkVl5XI5EPvw9QR4tqOkoO1Uaj+Ot/RVrckU=' 'self'; frame-src 'self'; style-src 'unsafe-inline';">
+		content="default-src 'none'; script-src 'sha256-DXeP32g8BdMsVuVabYTmznoTH59F7M7UtV0vXemEFqc=' 'self'; frame-src 'self'; style-src 'unsafe-inline';">
 
 
 	<!-- Disable pinch zooming -->
@@ -808,9 +808,14 @@
 				return;
 			}
 
-			hostMessaging.postMessage('drag', {
-				shiftKey: e.shiftKey
-			});
+
+			// Only handle drags from outside editor for now
+			if (e.dataTransfer.items.length && Array.prototype.every.call(e.dataTransfer.items, item => item.kind === 'file')) {
+				hostMessaging.postMessage('drag', {
+					shiftKey: e.shiftKey
+				});
+			}
+
 		}
 
 		function handleInnerDropEvent(/**@type {DragEvent} */e) {