/// <summary> /// show the snapshot or preview picturebox in front /// </summary> /// <param name="bShow">true for snapshot /// false for preview</param> private void showSnapshot(bool bShow) { #if USEGDI if (this.InvokeRequired) { setShowSnapShotDelegate d = new setShowSnapShotDelegate(showSnapshot); this.Invoke(d, bShow); } else { addLog("showSnapshot() called with " + bShow.ToString()); if (bShow) { // CameraSnapshot.BringToFront(); CameraSnapshot.Visible = true; CameraPreview.Visible = false; } else { //CameraPreview.BringToFront(); CameraSnapshot.Visible = false;// BringToFront(); CameraPreview.Visible = true; } _bIsSnapshotView = bShow; addLog("showSnapshot() call end."); } #else return; #endif }