Merge pull request #9 from anselmwang/reveal-only-when-file-explorer-…

…visible

fix: only reveal when file explorer is visible

main.ts

@@ -1,9 +1,49 @@
-import { Plugin, Command } from 'obsidian';
-
+import { Plugin, Command, Workspace } from 'obsidian';
+declare module "obsidian" {
+	interface WorkspaceLeaf {
+		width: Number;
+	}
+}
 export default class MyPlugin extends Plugin {
+	private is_file_explorer_open_previously = false;
+
+	private is_file_explorer_open()
+	{
+		const workspace = this.app.workspace;
+		let is_open = false;
+		workspace.iterateAllLeaves((leaf) => {
+			if(leaf.getViewState().type == "file-explorer" && leaf.width > 0)
+			{
+				is_open = true;
+			}
+		});
+		return is_open;
+
+	}
+	private reveal()
+	{
+		(this.app as any).commands.executeCommandById('file-explorer:reveal-active-file');
+	}
+
 	onload() {
+		this.is_file_explorer_open_previously = this.is_file_explorer_open();
+
 		this.app.workspace.on('file-open', () => {
-			(this.app as any).commands.executeCommandById('file-explorer:reveal-active-file');
-		})	
+			if(this.is_file_explorer_open())
+			{
+				this.reveal();
+			}
+		})
+
+		this.app.workspace.on('click', async () => {
+			await new Promise(resolve => setTimeout(resolve, 200));
+			const is_file_explorer_open_now = this.is_file_explorer_open();
+			console.log(`is_file_explorer_open_previously: ${this.is_file_explorer_open_previously}, is_file_explorer_open_now: ${is_file_explorer_open_now}`);
+			if(is_file_explorer_open_now && ! this.is_file_explorer_open_previously)
+			{
+				this.reveal();
+			}
+			this.is_file_explorer_open_previously = is_file_explorer_open_now;
+		})
 	}
 }