diff --git a/src/ide/pixeleditor.ts b/src/ide/pixeleditor.ts
index 909a76b2..037f6f29 100644
--- a/src/ide/pixeleditor.ts
+++ b/src/ide/pixeleditor.ts
@@ -1,7 +1,7 @@
 
 import { hex, rgb2bgr, rle_unpack } from "../common/util";
 import { ProjectWindows } from "./windows";
-import { Toolbar } from "../common/toolbar";
+import { Toolbar } from "./toolbar";
 import Mousetrap = require('mousetrap');
 
 export type UintArray = number[] | Uint8Array | Uint16Array | Uint32Array; //{[i:number]:number};
diff --git a/src/common/toolbar.ts b/src/ide/toolbar.ts
similarity index 100%
rename from src/common/toolbar.ts
rename to src/ide/toolbar.ts
diff --git a/src/ide/ui.ts b/src/ide/ui.ts
index 3c47880e..76861809 100644
--- a/src/ide/ui.ts
+++ b/src/ide/ui.ts
@@ -7,7 +7,7 @@ import { WorkerResult, WorkerOutputResult, WorkerError, FileData, WorkerErrorRes
 import { ProjectWindows } from "./windows";
 import { Platform, Preset, DebugSymbols, DebugEvalCondition, isDebuggable, EmuState } from "../common/baseplatform";
 import { PLATFORMS, EmuHalt } from "../common/emu";
-import { Toolbar } from "../common/toolbar";
+import { Toolbar } from "./toolbar";
 import { getFilenameForPath, getFilenamePrefix, highlightDifferences, byteArrayToString, compressLZG, stringToByteArray,
          byteArrayToUTF8, isProbablyBinary, getWithBinary, getBasePlatform, getRootBasePlatform, hex, loadScript, decodeQueryString, parseBool } from "../common/util";
 import { StateRecorderImpl } from "../common/recorder";
diff --git a/src/ide/views/traceviews.ts b/src/ide/views/traceviews.ts
new file mode 100644
index 00000000..c21f8e33
--- /dev/null
+++ b/src/ide/views/traceviews.ts
@@ -0,0 +1,20 @@
+import { StateRecorderImpl } from "../../common/recorder";
+import { ProjectView } from "./baseviews";
+
+export class TracePlaybackView implements ProjectView {
+    maindiv : HTMLElement;
+    recreateOnResize = true;
+    totalRows = 0x1400;
+    stateRecorder : StateRecorderImpl;
+  
+    createDiv(parent : HTMLElement) {
+      var div = document.createElement('div');
+      div.setAttribute("class", "memdump");
+      parent.appendChild(div);
+      return this.maindiv = div;
+    }
+    tick() {      
+    }
+    refresh() {
+    }
+}
diff --git a/src/ide/waveform.ts b/src/ide/waveform.ts
index 3a21d00d..96da43cc 100644
--- a/src/ide/waveform.ts
+++ b/src/ide/waveform.ts
@@ -1,5 +1,5 @@
 
-import { Toolbar } from "../common/toolbar";
+import { Toolbar } from "./toolbar";
 import { VirtualList } from "../common/vlist";
 
 const BUILTIN_INPUT_PORTS = [