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CircuitLayout.java
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CircuitLayout.java
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import java.awt.*;
class CircuitLayout implements LayoutManager {
public CircuitLayout() {}
public void addLayoutComponent(String name, Component c) {}
public void removeLayoutComponent(Component c) {}
public Dimension preferredLayoutSize(Container target) {
return new Dimension(500, 500);
}
public Dimension minimumLayoutSize(Container target) {
return new Dimension(100,100);
}
public void layoutContainer(Container target) {
Insets insets = target.insets();
int targetw = target.size().width - insets.left - insets.right;
int cw = targetw* 8/10;
int targeth = target.size().height - (insets.top+insets.bottom);
target.getComponent(0).move(insets.left, insets.top);
target.getComponent(0).resize(cw, targeth);
int barwidth = targetw - cw;
cw += insets.left;
int i;
int h = insets.top;
for (i = 1; i < target.getComponentCount(); i++) {
Component m = target.getComponent(i);
if (m.isVisible()) {
Dimension d = m.getPreferredSize();
if (m instanceof Scrollbar)
d.width = barwidth;
if (m instanceof Choice && d.width > barwidth)
d.width = barwidth;
if (m instanceof Label) {
h += d.height/5;
d.width = barwidth;
}
m.move(cw, h);
m.resize(d.width, d.height);
h += d.height;
}
}
}
};