Bug 313697 [Forms] Wrong code in org.eclipse.ui.forms.widgets.SizeCache
Build Identifier: 20100218-1602 package org.eclipse.ui.forms.widgets; import java.util.List; // should be org.eclipse.swt.widgets.List ............ static boolean independentLengthAndWidth(Control control) { if (control == null || control.isDisposed()) { return true; } if (control instanceof Button || control instanceof ProgressBar || control instanceof Sash || control instanceof Scale || control instanceof Slider || control instanceof List /*** here used List ***/ || control instanceof Combo || control instanceof Tree) { return true; } if (control instanceof Label || control instanceof Text) { return (control.getStyle() & SWT.WRAP) == 0; } // Unless we're certain that the control has this property, we should // return false. return false; } Reproducible: Always Steps to Reproduce: ...
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/widgets/SizeCache.java
if (control instanceof Composite) {
    			Layout layout = ((Composite)control).getLayout();
    			if (layout instanceof ILayoutExtension) {
    				maximumWidth = ((ILayoutExtension)layout).computeMaximumWidth((Composite)control, flushChildren);
    				flushChildren = false;
    			}
    		}
        }
        if (maximumWidth == -1) {
            maximumWidth = getPreferredSize().x;
        }
		
        return maximumWidth;
	}
    
    private int computeHeightAtMinimumWidth() {
        int minimumWidth = computeMinimumWidth();
        
        if (heightAtMinimumWidth == -1) {
            heightAtMinimumWidth = controlComputeSize(minimumWidth - widthAdjustment, SWT.DEFAULT).y;
        }
        
        return heightAtMinimumWidth;
    }
    
    private int computeWidthAtMinimumHeight() {
        int minimumHeight = computeMinimumHeight();
        
        if (widthAtMinimumHeight == -1) {
            widthAtMinimumHeight = controlComputeSize(SWT.DEFAULT, minimumHeight - heightAdjustment).x;