bug fix:
label may still be null when simulation updating
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@ -26,7 +26,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* SUCH DAMAGE.
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*
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*
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* $Id: SimControl.java,v 1.1 2006/08/21 12:13:08 fros4943 Exp $
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* $Id: SimControl.java,v 1.2 2006/12/13 11:55:06 fros4943 Exp $
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*/
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*/
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package se.sics.cooja.plugins;
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package se.sics.cooja.plugins;
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@ -86,6 +86,9 @@ public class SimControl extends VisPlugin {
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// Register as tickobserver
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// Register as tickobserver
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simulation.addTickObserver(tickObserver = new Observer() {
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simulation.addTickObserver(tickObserver = new Observer() {
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public void update(Observable obs, Object obj) {
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public void update(Observable obs, Object obj) {
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if (simulation == null || simulationTime == null)
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return;
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// During simulation running, only update text 10 times each second
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// During simulation running, only update text 10 times each second
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if (lastTextUpdateTime < System.currentTimeMillis() - 100) {
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if (lastTextUpdateTime < System.currentTimeMillis() - 100) {
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lastTextUpdateTime = System.currentTimeMillis();
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lastTextUpdateTime = System.currentTimeMillis();
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