void (@NotNull Editor editor, @NotNull JComponent tooltipComponent, @NotNull Point p, boolean alignToRight, boolean expanded, int currentWidth) { JComponent editorComponent = editor.getComponent(); JLayeredPane layeredPane = editorComponent.getRootPane().getLayeredPane(); int widthLimit = layeredPane.getWidth() - 10; int heightLimit = layeredPane.getHeight() - 5; Dimension dimension = correctLocation(editor, p, alignToRight, expanded, tooltipComponent, layeredPane, widthLimit, heightLimit, currentWidth); // in order to restrict tooltip size tooltipComponent.setSize(dimension); tooltipComponent.setMaximumSize(dimension); tooltipComponent.setMinimumSize(dimension); tooltipComponent.setPreferredSize(dimension); }