zoomSpinner.setAccelerated(true);
zoomSpinner.setSingleStep(10);
zoomSpinner.setValue(100);
zoomSpinner.valueChanged.connect(this, "zoomChanged()");
searchLayout = new SearchPanel(searchField, quotaBar, notebookTree, zoomSpinner);
QGridLayout leftGrid = new QGridLayout();
leftSplitter1.setContentsMargins(5, 0, 0, 7);
leftSplitter1.setLayout(leftGrid);