public static boolean isFocused(@Nullable Component[] components) { if (components == null) return false; Component owner = KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner(); if (owner == null) return false; Window wnd; if (owner instanceof Window) { wnd = (Window) owner; } else { wnd = SwingUtilities.getWindowAncestor(owner); } for (Component each : components) { if (each != null && SwingUtilities.isDescendingFrom(owner, each)) { Window eachWindow = each instanceof Window ? (Window) each : SwingUtilities.getWindowAncestor(each); if (eachWindow == wnd) { return true; } } } return false; }
@Override public Dimension getPreferredSize() { final Component focusOwner = KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner(); Point p = null; if (focusOwner != null && focusOwner.isShowing()) { p = focusOwner.getLocationOnScreen(); } return computeNotBiggerDimension(super.getPreferredSize().getSize(), p); }
public void showCenteredInCurrentWindow(@NotNull Project project) { Window window = null; Component focusedComponent = getWndManager().getFocusedComponent(project); if (focusedComponent != null) { Component parent = UIUtil.findUltimateParent(focusedComponent); if (parent instanceof Window) { window = (Window) parent; } } if (window == null) { window = KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusedWindow(); } if (window != null) { showInCenterOf(window); } }