private int getOrientation(Container container) { if (!useOrientation) { return SwingConstants.CENTER; } if (container.getComponentOrientation().isLeftToRight()) { return orientation; } switch (orientation) { case SwingConstants.LEFT: return SwingConstants.RIGHT; case SwingConstants.RIGHT: return SwingConstants.LEFT; case SwingConstants.CENTER: return SwingConstants.CENTER; } return SwingConstants.LEFT; }
public void layoutContainer(Container container) { Component[] children = container.getComponents(); if (children != null && children.length > 0) { int numChildren = children.length; Insets insets = container.getInsets(); int maxWidth = 0; int maxHeight = 0; int totalButtonWidth = 0; int x = 0; int xOffset = 0; boolean ltr = container.getComponentOrientation().isLeftToRight(); boolean reverse = (ltr) ? reverseButtons : !reverseButtons; for (int counter = 0; counter < numChildren; counter++) { Dimension pref = children[counter].getPreferredSize(); maxWidth = Math.max(maxWidth, pref.width); maxHeight = Math.max(maxHeight, pref.height); totalButtonWidth += pref.width; } if (getSyncAllWidths()) { totalButtonWidth = maxWidth * numChildren; } totalButtonWidth += (numChildren - 1) * padding; switch (getOrientation(container)) { case SwingConstants.LEFT: x = insets.left; break; case SwingConstants.RIGHT: x = container.getWidth() - insets.right - totalButtonWidth; break; case SwingConstants.CENTER: if (getCentersChildren() || numChildren < 2) { x = (container.getWidth() - totalButtonWidth) / 2; } else { x = insets.left; if (getSyncAllWidths()) { xOffset = (container.getWidth() - insets.left - insets.right - totalButtonWidth) / (numChildren - 1) + maxWidth; } else { xOffset = (container.getWidth() - insets.left - insets.right - totalButtonWidth) / (numChildren - 1); } } break; } for (int counter = 0; counter < numChildren; counter++) { int index = (reverse) ? numChildren - counter - 1 : counter; Dimension pref = children[index].getPreferredSize(); if (getSyncAllWidths()) { children[index].setBounds(x, insets.top, maxWidth, maxHeight); } else { children[index].setBounds(x, insets.top, pref.width, pref.height); } if (xOffset != 0) { x += xOffset; } else { x += children[index].getWidth() + padding; } } } }