feat: add configuration to open exported file by system default app (#636)

* feat: add configuration to open exported file by system default application

* dev: update description

* fix: config key

editors/vscode/Configuration.md

@@ -106,11 +106,16 @@ Set the print width for the formatter, which is a **soft limit** of characters p
 - **Type**: `number`
 - **Default**: `120`
 
+## `tinymist.showExportFileIn`
+
+Configures way of opening exported files, e.g. inside of editor tabs or using system application.
+
+
 ## `tinymist.dragAndDrop`
 
-Whether to handle drag-and-drop of resources into the editing typst document.
+Whether to handle drag-and-drop of resources into the editing typst document. Note: restarting the editor is required to change this setting.
 
-- **Type**: `boolean`
+- **Type**: `string`
 - **Enum**:
   - `enable`
   - `disable`

editors/vscode/package.json

@@ -396,6 +396,25 @@
           "type": "number",
           "default": 120
         },
+        "tinymist.showExportFileIn": {
+          "title": "(Experimental) Show Exported Files in Some Place",
+          "description": "Configures way of opening exported files, e.g. inside of editor tabs or using system application.",
+          "anyOf": [
+            {
+              "type": "string",
+              "description": "For all kind of files.",
+              "enum": [
+                "editorTab",
+                "systemDefault"
+              ],
+              "default": "editorTab",
+              "enumDescriptions": [
+                "Show the exported files in editor tabs.",
+                "Show the exported files by system default application."
+              ]
+            }
+          ]
+        },
         "tinymist.dragAndDrop": {
           "title": "Drag and drop",
           "description": "Whether to handle drag-and-drop of resources into the editing typst document. Note: restarting the editor is required to change this setting.",

editors/vscode/src/extension.ts

@@ -457,11 +457,22 @@ async function commandShow(kind: "Pdf" | "Svg" | "Png", extraOpts?: any): Promis
     }
   }
 
-  // here we can be sure that the pdf exists
-  await commands.executeCommand("vscode.open", exportUri, {
-    viewColumn: ViewColumn.Beside,
-    preserveFocus: true,
-  } as vscode.TextDocumentShowOptions);
+  const conf = vscode.workspace.getConfiguration("tinymist");
+  const openIn: string = conf.get("showExportFileIn", "editorTab");
+
+  switch (openIn) {
+    default:
+    case "editorTab":
+      // here we can be sure that the pdf exists
+      await commands.executeCommand("vscode.open", exportUri, {
+        viewColumn: ViewColumn.Beside,
+        preserveFocus: true,
+      } as vscode.TextDocumentShowOptions);
+      break;
+    case "systemDefault":
+      await vscode.env.openExternal(exportUri);
+      break;
+  }
 }
 
 export interface PreviewResult {