}
}
});
ToggleButton ownerTrend=new ToggleButton("负责人失败任务趋势");
ownerTrend.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
private OwnerJobTrend trend=new OwnerJobTrend();
public void onValueChange(ValueChangeEvent<Boolean> event) {
if(event.getValue()){
if(allChartContainer.getWidgetIndex(trend)==-1){
allChartContainer.add(trend);
}