diff -r 3dbdc243f053 -r d355d4c52d51 src/mainwindow.cpp
--- a/src/mainwindow.cpp	Wed May 25 13:49:45 2022 +0300
+++ b/src/mainwindow.cpp	Wed May 25 17:24:51 2022 +0300
@@ -70,7 +70,7 @@
 	{
 		if (this->currentDocument() != nullptr)
 		{
-			this->currentDocument()->adjustGridToView();
+			adjustGridToView(this->currentDocument()->canvas);
 		}
 	});
 	connect(this->ui->actionSave, &QAction::triggered,
@@ -194,7 +194,7 @@
 void MainWindow::openModelForEditing(const ModelId modelId)
 {
 	Document* document = new Document{this->documents.getModelById(modelId), &this->documents, this->colorTable};
-	document->setRenderPreferences(this->renderPreferences);
+	document->canvas->setRenderPreferences(this->renderPreferences);
 	connect(document, &Document::newStatusText, [&](const QString& newStatusText)
 	{
 		this->statusBar()->showMessage(newStatusText);
@@ -495,7 +495,7 @@
 		Document* document = qobject_cast<Document*>(this->ui->tabs->widget(i));
 		if (document != nullptr)
 		{
-			document->setRenderPreferences(this->renderPreferences);
+			document->canvas->setRenderPreferences(this->renderPreferences);
 		}
 	}
 	for (auto data : ::renderStyleButtons)
@@ -559,11 +559,13 @@
 	this->colorTable = this->libraries.loadColorTable(errors);
 }
 
-void MainWindow::keyReleaseEvent(QKeyEvent* event)
+void MainWindow::keyReleaseEvent(QKeyEvent* /*event*/)
 {
+	/*
 	Document* document = this->currentDocument();
 	if (document != nullptr)
 	{
 		document->handleKeyPress(event);
 	}
+	*/
 }