diff --git a/src/components/Canvas/DepthCanvas/depth-canvas.vue b/src/components/Canvas/DepthCanvas/depth-canvas.vue
index e4a1fe2..2bbd79e 100644
--- a/src/components/Canvas/DepthCanvas/depth-canvas.vue
+++ b/src/components/Canvas/DepthCanvas/depth-canvas.vue
@@ -53,10 +53,14 @@
 		}
 	})
 	const onWorkbench = async () => {
-		exportCanvasToImage(canvasManager.canvas).then((url) => {
-			const { canvas, images } = canvasManager.getCanvasDisUrlJSON()
-			emit('workbench', { url, canvas, images })
-		})
+		if (stateManager.historyIndex.value === 0) {
+			emit('close')
+		} else {
+			exportCanvasToImage(canvasManager.canvas).then((url) => {
+				const { canvas, images } = canvasManager.getCanvasDisUrlJSON()
+				emit('workbench', { url, canvas, images })
+			})
+		}
 	}
 
 	// 准备就绪
diff --git a/src/components/Canvas/DepthCanvas/index.vue b/src/components/Canvas/DepthCanvas/index.vue
index 1d4f7d5..8276ed6 100644
--- a/src/components/Canvas/DepthCanvas/index.vue
+++ b/src/components/Canvas/DepthCanvas/index.vue
@@ -1,7 +1,16 @@
 <template>
-	<fullscreen-dialog v-model="dialogVisible" @close="onClose" hide-destroy>
+	<fullscreen-dialog
+		v-model="dialogVisible"
+		@close="() => depthCanvasRef.onWorkbench()"
+		hide-destroy
+	>
 		<div class="canvas-box">
-			<depth-canvas ref="depthCanvasRef" :config="config" @workbench="onWorkbench" />
+			<depth-canvas
+				ref="depthCanvasRef"
+				:config="config"
+				@close="onClose"
+				@workbench="onWorkbench"
+			/>
 		</div>
 	</fullscreen-dialog>
 </template>
@@ -62,9 +71,8 @@
 	}
 	// 关闭
 	const onClose = () => {
-		depthCanvasRef.value.onWorkbench()
-		// dialogVisible.value = false
-		// config.value.onClose?.()
+		dialogVisible.value = false
+		config.value.onClose?.()
 	}
 
 	defineExpose({