Examples with HierarchyNodeDescriptor com.intellij.ide.hierarchy.HierarchyNodeDescriptor used on opensource projects

Example 21 with HierarchyNodeDescriptor

use of com.intellij.ide.hierarchy.HierarchyNodeDescriptor in project intellij-community by JetBrains.

the class PyCallHierarchyTreeStructureBase method buildChildren.

@NotNull
@Override
protected Object[] buildChildren(@NotNull HierarchyNodeDescriptor descriptor) {
    final List<PyHierarchyNodeDescriptor> descriptors = new ArrayList<>();
    if (descriptor instanceof PyHierarchyNodeDescriptor) {
        final PyHierarchyNodeDescriptor pyDescriptor = (PyHierarchyNodeDescriptor) descriptor;
        final PsiElement element = pyDescriptor.getPsiElement();
        final boolean isCallable = element instanceof PyFunction || element instanceof PyClass || element instanceof PyFile;
        HierarchyNodeDescriptor nodeDescriptor = getBaseDescriptor();
        if (!(element instanceof PyElement) || !isCallable || nodeDescriptor == null) {
            return ArrayUtil.EMPTY_OBJECT_ARRAY;
        }
        final List<PsiElement> children = getChildren((PyElement) element);
        final HashMap<PsiElement, PyHierarchyNodeDescriptor> callerToDescriptorMap = new HashMap<>();
        PsiElement baseClass = element instanceof PyFunction ? ((PyFunction) element).getContainingClass() : null;
        for (PsiElement caller : children) {
            if (isInScope(baseClass, caller, myScopeType)) {
                PyHierarchyNodeDescriptor callerDescriptor = callerToDescriptorMap.get(caller);
                if (callerDescriptor == null) {
                    callerDescriptor = new PyHierarchyNodeDescriptor(descriptor, caller, false);
                    callerToDescriptorMap.put(caller, callerDescriptor);
                    descriptors.add(callerDescriptor);
                }
            }
        }
    }
    return ArrayUtil.toObjectArray(descriptors);
}