feat(webview): preview the image of bucket explorer

Author: fangbinwei

.eslintignore

@@ -1,3 +1,4 @@
 dist
 out
-webpack.config.js
+webpack.config.js
+resources/webview/main.js

README.md

@@ -157,11 +157,11 @@ If you want to debugger the project, just press `F5` to Run Extension. Then we c
 
 > since `@types/ali-oss` is outdated you may see some ts error in your local
 
-## WIP
+<!-- ## WIP
 
 working in bucket explorer
 
-![bucketExplorerWIP](https://fangbinwei-blog-image.oss-cn-shanghai.aliyuncs.com/github/aliyun-oss-uploader/bucketExplorerWIP.png)
+![bucketExplorerWIP](https://fangbinwei-blog-image.oss-cn-shanghai.aliyuncs.com/github/aliyun-oss-uploader/bucketExplorerWIP.png) -->
 
 ## TODO
 

package.json

@@ -39,15 +39,18 @@
     "commands": [
       {
         "command": "elan.setOSSConfiguration",
-        "title": "Elan: Set OSS Configuration"
+        "title": "Set OSS Configuration",
+        "category": "Elan"
       },
       {
         "command": "elan.uploadFromClipboard",
-        "title": "Elan: Upload Image from Clipboard"
+        "title": "Upload Image from Clipboard",
+        "category": "Elan"
       },
       {
         "command": "elan.uploadFromExplorer",
-        "title": "Elan: Upload Image from Explorer"
+        "title": "Upload Image from Explorer",
+        "category": "Elan"
       },
       {
         "command": "elan.uploadFromExplorerContext",

resources/webview/loading-dark.svg

@@ -0,0 +1,116 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+html, body {
+	width: 100%;
+	height: 100%;
+	text-align: center;
+}
+
+body img {
+	max-width: none;
+	max-height: none;
+}
+
+.container:focus {
+	outline: none !important;
+}
+
+.container {
+	padding: 5px 0 0 10px;
+	box-sizing: border-box;
+	-webkit-user-select: none;
+	user-select: none;
+}
+
+.container.image {
+	padding: 0;
+	display: flex;
+	box-sizing: border-box;
+}
+
+.container.image img {
+	padding: 0;
+	background-position: 0 0, 8px 8px;
+	background-size: 16px 16px;
+	border: 1px solid var(--vscode-imagePreview-border);
+}
+
+.container.image img {
+	background-image:
+		linear-gradient(45deg, rgb(230, 230, 230) 25%, transparent 25%, transparent 75%, rgb(230, 230, 230) 75%, rgb(230, 230, 230)),
+		linear-gradient(45deg, rgb(230, 230, 230) 25%, transparent 25%, transparent 75%, rgb(230, 230, 230) 75%, rgb(230, 230, 230));
+}
+
+.vscode-dark.container.image img {
+	background-image:
+		linear-gradient(45deg, rgb(20, 20, 20) 25%, transparent 25%, transparent 75%, rgb(20, 20, 20) 75%, rgb(20, 20, 20)),
+		linear-gradient(45deg, rgb(20, 20, 20) 25%, transparent 25%, transparent 75%, rgb(20, 20, 20) 75%, rgb(20, 20, 20));
+}
+
+.container img.pixelated {
+	image-rendering: pixelated;
+}
+
+.container img.scale-to-fit {
+	max-width: calc(100% - 20px);
+	max-height: calc(100% - 20px);
+	object-fit: contain;
+}
+
+.container img {
+	margin: auto;
+}
+
+.container.ready.zoom-in {
+	cursor: zoom-in;
+}
+
+.container.ready.zoom-out {
+	cursor: zoom-out;
+}
+
+.container .embedded-link,
+.container .embedded-link:hover {
+	cursor: pointer;
+	text-decoration: underline;
+	margin-left: 5px;
+}
+
+.container.loading,
+.container.error {
+	display: flex;
+	justify-content: center;
+	align-items: center;
+}
+
+.loading-indicator {
+	width: 30px;
+	height: 30px;
+	background-image: url('./loading.svg');
+	background-size: cover;
+}
+
+.loading-indicator,
+.image-load-error {
+	display: none;
+}
+
+.loading .loading-indicator,
+.error .image-load-error {
+	display: block;
+}
+
+.image-load-error {
+	margin: 1em;
+}
+
+.vscode-dark .loading-indicator {
+	background-image: url('./loading-dark.svg');
+}
+
+.vscode-high-contrast .loading-indicator {
+	background-image: url('./loading-hc.svg');
+}