private void next(mxCell cell, List<String> task) {
if (cell == null
|| StringUtils.equals(cell.getAttribute(ActivityGraphConverter.GRAPH_TYPE), "UserTask")) {
return;
}
int count = cell.getEdgeCount();
for (int i = 0; i < count; i++) {
mxCell edge = (mxCell) cell.getEdgeAt(i);
mxCell source = (mxCell) edge.getSource();
mxCell target = (mxCell) edge.getTarget();
mxCell next = null;
if (target != null && target.getId().equals(cell.getId())) {
continue;
}
if (target == null) {
return;
}
if (StringUtils.equals(target.getAttribute(ActivityGraphConverter.GRAPH_TYPE), "UserTask")) {
next(target, task);
}
task.add(ActivityGraphConverter.EDITOR_SHAPE_ID_PREFIX + target.getId());
}
}
public void selectNodes(mxCell[] cells) {
Set<String> lids = new HashSet<String>();
if (cells != null) {
for (mxCell cell : cells) {
lids.add(cell.getId());
}
}
if (hasChanges(lids)) {
graph.setSelectionCells(cells);
graph.refresh();
}
}
protected boolean hasChanges(Set<String> cells) {
// graphSelections is always not null
Object[] graphSelections = graph.getSelectionCells();
if (cells == null) {
return graphSelections.length != 0;
}
if (graphSelections.length != cells.size()) {
return true;
}
for (int i = 0; i < graphSelections.length; i++) {
mxCell graphCell = (mxCell) graphSelections[i];
if (!cells.contains(graphCell.getId())) {
return true;
}
}
return false;
}
private void getPreNextTask(mxCell cell, List<String> task, boolean next) {
if (cell == null || cell.isEdge()) return;
int count = cell.getEdgeCount();
for (int i = 0; i < count; i++) {
mxCell edge = (mxCell) cell.getEdgeAt(i);
mxCell source = (mxCell) edge.getSource();
mxCell target = (mxCell) edge.getTarget();
mxCell preNext = null;
if (next) {
if (target != null && target.getId().equals(cell.getId())) {
continue;
}
preNext = target;
} else {
if (source != null && source.getId().equals(cell.getId())) {
mxCell sourceParent = (mxCell) source.getParent();
if (!StringUtils.equals(
sourceParent.getAttribute(ActivityGraphConverter.GRAPH_TYPE),
ActivityGraphConverter.GRAPH_SUBPROCESS)) {
continue;
}
}
preNext = source;
mxCell sourceParent = (mxCell) source.getParent();
if (source != null
&& StringUtils.equals(
source.getAttribute(ActivityGraphConverter.GRAPH_TYPE), "startEvent")
&& StringUtils.equals(
sourceParent.getAttribute(ActivityGraphConverter.GRAPH_TYPE),
ActivityGraphConverter.GRAPH_SUBPROCESS)) {
preNext = sourceParent;
}
if (source == null
&& StringUtils.equals(
cell.getAttribute(ActivityGraphConverter.GRAPH_TYPE), "startEvent")) {
preNext = (mxCell) cell.getParent();
}
}
if (preNext == null) return;
//
// if(StringUtils.equals(preNext.getAttribute(ActivityGraphConverter.GRAPH_TYPE),ActivityGraphConverter.GRAPH_SUBPROCESS)){
// int childCount=cell.getChildCount();
// for(int j=0;j<childCount;j++){
// mxCell child=(mxCell)cell.getChildAt(j);
// getPreNextTask(child,task,next);
// }
// }
if (StringUtils.equals(
preNext.getAttribute(ActivityGraphConverter.GRAPH_TYPE),
ActivityGraphConverter.GRAPH_GATEWAY)
|| StringUtils.equals(
preNext.getAttribute(ActivityGraphConverter.GRAPH_TYPE),
ActivityGraphConverter.GRAPH_SUBPROCESS)) {
getPreNextTask(preNext, task, next);
} else {
task.add(ActivityGraphConverter.EDITOR_SHAPE_ID_PREFIX + preNext.getId());
}
}
}