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QtJambi base module containing QtCore, QtGui and QtWidgets.
There is a newer version: 6.8.1
package io.qt.widgets;

import io.qt.*;


/**
 * Tree view that uses a predefined tree model
 * Java wrapper for Qt class QTreeWidget
 */
public class QTreeWidget extends io.qt.widgets.QTreeView
    implements Iterable
{
    
    /**
     * This variable stores the meta-object for the class.
     */
    public static final io.qt.core.@NonNull QMetaObject staticMetaObject = io.qt.core.QMetaObject.forType(QTreeWidget.class);
    

    /**
     * See QTreeWidget::currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)
     */
    public final @NonNull Signal2 currentItemChanged = new Signal2<>();

    /**
     * See QTreeWidget::itemActivated(QTreeWidgetItem*,int)
     */
    public final @NonNull Signal2 itemActivated = new Signal2<>();

    /**
     * See QTreeWidget::itemChanged(QTreeWidgetItem*,int)
     */
    public final @NonNull Signal2 itemChanged = new Signal2<>();

    /**
     * See QTreeWidget::itemClicked(QTreeWidgetItem*,int)
     */
    public final @NonNull Signal2 itemClicked = new Signal2<>();

    /**
     * See QTreeWidget::itemCollapsed(QTreeWidgetItem*)
     */
    public final @NonNull Signal1 itemCollapsed = new Signal1<>();

    /**
     * See QTreeWidget::itemDoubleClicked(QTreeWidgetItem*,int)
     */
    public final @NonNull Signal2 itemDoubleClicked = new Signal2<>();

    /**
     * See QTreeWidget::itemEntered(QTreeWidgetItem*,int)
     */
    public final @NonNull Signal2 itemEntered = new Signal2<>();

    /**
     * See QTreeWidget::itemExpanded(QTreeWidgetItem*)
     */
    public final @NonNull Signal1 itemExpanded = new Signal1<>();

    /**
     * See QTreeWidget::itemPressed(QTreeWidgetItem*,int)
     */
    public final @NonNull Signal2 itemPressed = new Signal2<>();

    /**
     * See QTreeWidget::itemSelectionChanged()
     */
    public final @NonNull Signal0 itemSelectionChanged = new Signal0();
    
    /**
     * See QTreeWidget::QTreeWidget(QWidget*)
     * @param parent
     */
    public QTreeWidget(io.qt.widgets.@Nullable QWidget parent){
        super((QPrivateConstructor)null);
        initialize_native(this, parent);
    }
    
    private native static void initialize_native(QTreeWidget instance, io.qt.widgets.QWidget parent);
    
    /**
     * See QTreeWidget::addTopLevelItem(QTreeWidgetItem*)
     * @param item
     */
    @QtUninvokable
    public final void addTopLevelItem(io.qt.widgets.@Nullable QTreeWidgetItem item){
        addTopLevelItem_native_QTreeWidgetItem_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
        QtJambi_LibraryUtilities.internal.setCppOwnership(item);
    }
    
    @QtUninvokable
    private native void addTopLevelItem_native_QTreeWidgetItem_ptr(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::addTopLevelItems(QList<QTreeWidgetItem*>)
     * @param items
     */
    @QtUninvokable
    public final void addTopLevelItems(java.util.@NonNull Collection items){
        addTopLevelItems_native_cref_QList(QtJambi_LibraryUtilities.internal.nativeId(this), items);
        if (items != null) {
            for (io.qt.widgets.QTreeWidgetItem i : items)
                QtJambi_LibraryUtilities.internal.setCppOwnership(i);
        }
    }
    
    @QtUninvokable
    private native void addTopLevelItems_native_cref_QList(long __this__nativeId, java.util.Collection items);
    
    /**
     * See QTreeWidget::clear()
     */
    public final void clear(){
        clear_native(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    private native void clear_native(long __this__nativeId);
    
    /**
     * See QTreeWidget::closePersistentEditor(QTreeWidgetItem*,int)
     * @param item
     * @param column
     */
    @QtUninvokable
    public final void closePersistentEditor(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        closePersistentEditor_native_QTreeWidgetItem_ptr_int(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native void closePersistentEditor_native_QTreeWidgetItem_ptr_int(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::collapseItem(const QTreeWidgetItem*)
     * @param item
     */
    public final void collapseItem(io.qt.widgets.@Nullable QTreeWidgetItem item){
        collapseItem_native_const_QTreeWidgetItem_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    private native void collapseItem_native_const_QTreeWidgetItem_ptr(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::columnCount()const
     * @return
     */
    @QtPropertyReader(name="columnCount")
    @QtUninvokable
    public final int columnCount(){
        return columnCount_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int columnCount_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::currentColumn()const
     * @return
     */
    @QtUninvokable
    public final int currentColumn(){
        return currentColumn_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int currentColumn_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::currentItem()const
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem currentItem(){
        return currentItem_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem currentItem_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::editItem(QTreeWidgetItem*,int)
     * @param item
     * @param column
     */
    @QtUninvokable
    public final void editItem(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        editItem_native_QTreeWidgetItem_ptr_int(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native void editItem_native_QTreeWidgetItem_ptr_int(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::expandItem(const QTreeWidgetItem*)
     * @param item
     */
    public final void expandItem(io.qt.widgets.@Nullable QTreeWidgetItem item){
        expandItem_native_const_QTreeWidgetItem_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    private native void expandItem_native_const_QTreeWidgetItem_ptr(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::findItems(QString,Qt::MatchFlags,int)const
     * @param text
     * @param flags
     * @param column
     * @return
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QList findItems(java.lang.@NonNull String text, io.qt.core.Qt.@NonNull MatchFlags flags, int column){
        return findItems_native_cref_QString_Qt_MatchFlags_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), text, flags.value(), column);
    }
    
    @QtUninvokable
    private native io.qt.core.QList findItems_native_cref_QString_Qt_MatchFlags_int_constfct(long __this__nativeId, java.lang.String text, int flags, int column);
    
    /**
     * See QTreeWidget::headerItem()const
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem headerItem(){
        return headerItem_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem headerItem_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::indexFromItem(const QTreeWidgetItem*,int)const
     * @param item
     * @param column
     * @return
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QModelIndex indexFromItem(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        return indexFromItem_native_const_QTreeWidgetItem_ptr_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native io.qt.core.QModelIndex indexFromItem_native_const_QTreeWidgetItem_ptr_int_constfct(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::indexOfTopLevelItem(QTreeWidgetItem*)const
     * @param item
     * @return
     */
    @QtUninvokable
    public final int indexOfTopLevelItem(io.qt.widgets.@Nullable QTreeWidgetItem item){
        return indexOfTopLevelItem_native_QTreeWidgetItem_ptr_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    @QtUninvokable
    private native int indexOfTopLevelItem_native_QTreeWidgetItem_ptr_constfct(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::insertTopLevelItem(int,QTreeWidgetItem*)
     * @param index
     * @param item
     */
    @QtUninvokable
    public final void insertTopLevelItem(int index, io.qt.widgets.@Nullable QTreeWidgetItem item){
        insertTopLevelItem_native_int_QTreeWidgetItem_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), index, QtJambi_LibraryUtilities.internal.checkedNativeId(item));
        QtJambi_LibraryUtilities.internal.setCppOwnership(item);
    }
    
    @QtUninvokable
    private native void insertTopLevelItem_native_int_QTreeWidgetItem_ptr(long __this__nativeId, int index, long item);
    
    /**
     * See QTreeWidget::insertTopLevelItems(int,QList<QTreeWidgetItem*>)
     * @param index
     * @param items
     */
    @QtUninvokable
    public final void insertTopLevelItems(int index, java.util.@NonNull Collection items){
        insertTopLevelItems_native_int_cref_QList(QtJambi_LibraryUtilities.internal.nativeId(this), index, items);
        if (items != null) {
            for (io.qt.widgets.QTreeWidgetItem i : items)
                QtJambi_LibraryUtilities.internal.setCppOwnership(i);
        }
    }
    
    @QtUninvokable
    private native void insertTopLevelItems_native_int_cref_QList(long __this__nativeId, int index, java.util.Collection items);
    
    /**
     * See QTreeWidget::invisibleRootItem()const
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem invisibleRootItem(){
        return invisibleRootItem_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem invisibleRootItem_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::isPersistentEditorOpen(QTreeWidgetItem*,int)const
     * @param item
     * @param column
     * @return
     */
    @QtUninvokable
    public final boolean isPersistentEditorOpen(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        return isPersistentEditorOpen_native_QTreeWidgetItem_ptr_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native boolean isPersistentEditorOpen_native_QTreeWidgetItem_ptr_int_constfct(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::itemAbove(const QTreeWidgetItem*)const
     * @param item
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem itemAbove(io.qt.widgets.@Nullable QTreeWidgetItem item){
        return itemAbove_native_const_QTreeWidgetItem_ptr_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem itemAbove_native_const_QTreeWidgetItem_ptr_constfct(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::itemAt(QPoint)const
     * @param p
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem itemAt(io.qt.core.@NonNull QPoint p){
        return itemAt_native_cref_QPoint_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(p));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem itemAt_native_cref_QPoint_constfct(long __this__nativeId, long p);
    
    /**
     * See QTreeWidget::itemAt(int,int)const
     * @param x
     * @param y
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem itemAt(int x, int y){
        return itemAt_native_int_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), x, y);
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem itemAt_native_int_int_constfct(long __this__nativeId, int x, int y);
    
    /**
     * See QTreeWidget::itemBelow(const QTreeWidgetItem*)const
     * @param item
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem itemBelow(io.qt.widgets.@Nullable QTreeWidgetItem item){
        return itemBelow_native_const_QTreeWidgetItem_ptr_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem itemBelow_native_const_QTreeWidgetItem_ptr_constfct(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::itemFromIndex(QModelIndex)const
     * @param index
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem itemFromIndex(io.qt.core.@NonNull QModelIndex index){
        return itemFromIndex_native_cref_QModelIndex_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(index));
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem itemFromIndex_native_cref_QModelIndex_constfct(long __this__nativeId, long index);
    
    /**
     * See QTreeWidget::itemWidget(QTreeWidgetItem*,int)const
     * @param item
     * @param column
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QWidget itemWidget(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        return itemWidget_native_QTreeWidgetItem_ptr_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native io.qt.widgets.QWidget itemWidget_native_QTreeWidgetItem_ptr_int_constfct(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::openPersistentEditor(QTreeWidgetItem*,int)
     * @param item
     * @param column
     */
    @QtUninvokable
    public final void openPersistentEditor(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        openPersistentEditor_native_QTreeWidgetItem_ptr_int(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native void openPersistentEditor_native_QTreeWidgetItem_ptr_int(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::removeItemWidget(QTreeWidgetItem*,int)
     * @param item
     * @param column
     */
    @QtUninvokable
    public final void removeItemWidget(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        removeItemWidget_native_QTreeWidgetItem_ptr_int(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
        if (item.treeWidget() == null) QtJambi_LibraryUtilities.internal.setDefaultOwnership(item);
    }
    
    @QtUninvokable
    private native void removeItemWidget_native_QTreeWidgetItem_ptr_int(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::scrollToItem(const QTreeWidgetItem*,QAbstractItemView::ScrollHint)
     * @param item
     * @param hint
     */
    public final void scrollToItem(io.qt.widgets.@Nullable QTreeWidgetItem item, io.qt.widgets.QAbstractItemView.@NonNull ScrollHint hint){
        scrollToItem_native_const_QTreeWidgetItem_ptr_QAbstractItemView_ScrollHint(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), hint.value());
    }
    
    private native void scrollToItem_native_const_QTreeWidgetItem_ptr_QAbstractItemView_ScrollHint(long __this__nativeId, long item, int hint);
    
    /**
     * See QTreeWidget::selectedItems()const
     * @return
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QList selectedItems(){
        return selectedItems_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.core.QList selectedItems_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::setColumnCount(int)
     * @param columns
     */
    @QtPropertyWriter(name="columnCount")
    @QtUninvokable
    public final void setColumnCount(int columns){
        setColumnCount_native_int(QtJambi_LibraryUtilities.internal.nativeId(this), columns);
    }
    
    @QtUninvokable
    private native void setColumnCount_native_int(long __this__nativeId, int columns);
    
    /**
     * See QTreeWidget::setCurrentItem(QTreeWidgetItem*)
     * @param item
     */
    @QtUninvokable
    public final void setCurrentItem(io.qt.widgets.@Nullable QTreeWidgetItem item){
        setCurrentItem_native_QTreeWidgetItem_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    @QtUninvokable
    private native void setCurrentItem_native_QTreeWidgetItem_ptr(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::setCurrentItem(QTreeWidgetItem*,int)
     * @param item
     * @param column
     */
    @QtUninvokable
    public final void setCurrentItem(io.qt.widgets.@Nullable QTreeWidgetItem item, int column){
        setCurrentItem_native_QTreeWidgetItem_ptr_int(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column);
    }
    
    @QtUninvokable
    private native void setCurrentItem_native_QTreeWidgetItem_ptr_int(long __this__nativeId, long item, int column);
    
    /**
     * See QTreeWidget::setCurrentItem(QTreeWidgetItem*,int,QItemSelectionModel::SelectionFlags)
     * @param item
     * @param column
     * @param command
     */
    @QtUninvokable
    public final void setCurrentItem(io.qt.widgets.@Nullable QTreeWidgetItem item, int column, io.qt.core.QItemSelectionModel.@NonNull SelectionFlags command){
        setCurrentItem_native_QTreeWidgetItem_ptr_int_QItemSelectionModel_SelectionFlags(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column, command.value());
    }
    
    @QtUninvokable
    private native void setCurrentItem_native_QTreeWidgetItem_ptr_int_QItemSelectionModel_SelectionFlags(long __this__nativeId, long item, int column, int command);
    
    /**
     * See QTreeWidget::setHeaderItem(QTreeWidgetItem*)
     * @param item
     */
    @QtUninvokable
    public final void setHeaderItem(io.qt.widgets.@Nullable QTreeWidgetItem item){
        setHeaderItem_native_QTreeWidgetItem_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
        QtJambi_LibraryUtilities.internal.setCppOwnership(item);
    }
    
    @QtUninvokable
    private native void setHeaderItem_native_QTreeWidgetItem_ptr(long __this__nativeId, long item);
    
    /**
     * See QTreeWidget::setHeaderLabel(QString)
     * @param label
     */
    @QtUninvokable
    public final void setHeaderLabel(java.lang.@NonNull String label){
        setHeaderLabel_native_cref_QString(QtJambi_LibraryUtilities.internal.nativeId(this), label);
    }
    
    @QtUninvokable
    private native void setHeaderLabel_native_cref_QString(long __this__nativeId, java.lang.String label);
    
    /**
     * See QTreeWidget::setHeaderLabels(QStringList)
     * @param labels
     */
    @QtUninvokable
    public final void setHeaderLabels(java.util.@NonNull Collection labels){
        setHeaderLabels_native_cref_QStringList(QtJambi_LibraryUtilities.internal.nativeId(this), labels);
    }
    
    @QtUninvokable
    private native void setHeaderLabels_native_cref_QStringList(long __this__nativeId, java.util.Collection labels);
    
    /**
     * See QTreeWidget::setItemWidget(QTreeWidgetItem*,int,QWidget*)
     * @param item
     * @param column
     * @param widget
     */
    @QtUninvokable
    public final void setItemWidget(io.qt.widgets.@Nullable QTreeWidgetItem item, int column, io.qt.widgets.@Nullable QWidget widget){
        setItemWidget_native_QTreeWidgetItem_ptr_int_QWidget_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item), column, QtJambi_LibraryUtilities.internal.checkedNativeId(widget));
    }
    
    @QtUninvokable
    private native void setItemWidget_native_QTreeWidgetItem_ptr_int_QWidget_ptr(long __this__nativeId, long item, int column, long widget);
    
    /**
     * Function has no implementation because its native counterpart is private.
     */
    @Deprecated
    @QtUninvokable
    @Override
    public final void setModel(io.qt.core.@Nullable QAbstractItemModel model) throws QNoImplementationException {
        throw new QNoImplementationException();
    }
    
    /**
     * See QTreeWidget::sortColumn()const
     * @return
     */
    @QtUninvokable
    public final int sortColumn(){
        return sortColumn_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int sortColumn_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::sortItems(int,Qt::SortOrder)
     * @param column
     * @param order
     */
    @QtUninvokable
    public final void sortItems(int column, io.qt.core.Qt.@NonNull SortOrder order){
        sortItems_native_int_Qt_SortOrder(QtJambi_LibraryUtilities.internal.nativeId(this), column, order.value());
    }
    
    @QtUninvokable
    private native void sortItems_native_int_Qt_SortOrder(long __this__nativeId, int column, int order);
    
    /**
     * See QTreeWidget::takeTopLevelItem(int)
     * @param index
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem takeTopLevelItem(int index){
        return takeTopLevelItem_native_int(QtJambi_LibraryUtilities.internal.nativeId(this), index);
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem takeTopLevelItem_native_int(long __this__nativeId, int index);
    
    /**
     * See QTreeWidget::topLevelItem(int)const
     * @param index
     * @return
     */
    @QtUninvokable
    public final io.qt.widgets.@Nullable QTreeWidgetItem topLevelItem(int index){
        return topLevelItem_native_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), index);
    }
    
    @QtUninvokable
    private native io.qt.widgets.QTreeWidgetItem topLevelItem_native_int_constfct(long __this__nativeId, int index);
    
    /**
     * See QTreeWidget::topLevelItemCount()const
     * @return
     */
    @QtPropertyReader(name="topLevelItemCount")
    @QtUninvokable
    public final int topLevelItemCount(){
        return topLevelItemCount_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int topLevelItemCount_native_constfct(long __this__nativeId);
    
    /**
     * See QTreeWidget::visualItemRect(const QTreeWidgetItem*)const
     * @param item
     * @return
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QRect visualItemRect(io.qt.widgets.@Nullable QTreeWidgetItem item){
        return visualItemRect_native_const_QTreeWidgetItem_ptr_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(item));
    }
    
    @QtUninvokable
    private native io.qt.core.QRect visualItemRect_native_const_QTreeWidgetItem_ptr_constfct(long __this__nativeId, long item);
    
    /**
     * See QWidget::dropEvent(QDropEvent*)
     * @param event
     */
    @QtUninvokable
    @Override
    protected void dropEvent(io.qt.gui.@Nullable QDropEvent event){
        dropEvent_native_QDropEvent_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(event));
    }
    
    @QtUninvokable
    private native void dropEvent_native_QDropEvent_ptr(long __this__nativeId, long event);
    
    /**
     * See QTreeWidget::dropMimeData(QTreeWidgetItem*,int,const QMimeData*,Qt::DropAction)
     * @param parent
     * @param index
     * @param data
     * @param action
     * @return
     */
    @QtUninvokable
    protected boolean dropMimeData(io.qt.widgets.@Nullable QTreeWidgetItem parent, int index, io.qt.core.@Nullable QMimeData data, io.qt.core.Qt.@NonNull DropAction action){
        return dropMimeData_native_QTreeWidgetItem_ptr_int_const_QMimeData_ptr_Qt_DropAction(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(parent), index, QtJambi_LibraryUtilities.internal.checkedNativeId(data), action.value());
    }
    
    @QtUninvokable
    private native boolean dropMimeData_native_QTreeWidgetItem_ptr_int_const_QMimeData_ptr_Qt_DropAction(long __this__nativeId, long parent, int index, long data, int action);
    
    /**
     * See QObject::event(QEvent*)
     * @param e
     * @return
     */
    @QtUninvokable
    @Override
    public boolean event(io.qt.core.@Nullable QEvent e){
        java.util.Objects.requireNonNull(e, "Argument 'e': null not expected.");
        return event_native_QEvent_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(e));
    }
    
    @QtUninvokable
    private native boolean event_native_QEvent_ptr(long __this__nativeId, long e);
    
    /**
     * See QTreeWidget::mimeData(QList<QTreeWidgetItem*>)const
     * @param items
     * @return
     */
    @QtUninvokable
    protected io.qt.core.@Nullable QMimeData mimeData(java.util.@NonNull Collection items){
        return mimeData_native_cref_QList_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), items);
    }
    
    @QtUninvokable
    private native io.qt.core.QMimeData mimeData_native_cref_QList_constfct(long __this__nativeId, java.util.Collection items);
    
    /**
     * See QTreeWidget::mimeTypes()const
     * @return
     */
    @QtUninvokable
    protected java.util.@NonNull List mimeTypes(){
        return mimeTypes_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native java.util.List mimeTypes_native_constfct(long __this__nativeId);
    
    /**
     * See QAbstractItemView::setSelectionModel(QItemSelectionModel*)
     * @param selectionModel
     */
    @QtUninvokable
    @Override
    public void setSelectionModel(io.qt.core.@StrictNonNull QItemSelectionModel selectionModel){
        java.util.Objects.requireNonNull(selectionModel, "Argument 'selectionModel': null not expected.");
        InternalAccess.NativeIdInfo __selectionModel__NativeIdInfo = QtJambi_LibraryUtilities.internal.checkedNativeIdInfo(selectionModel);
        setSelectionModel_native_QItemSelectionModel_ptr(QtJambi_LibraryUtilities.internal.nativeId(this), __selectionModel__NativeIdInfo.nativeId());
        if (__selectionModel__NativeIdInfo.needsReferenceCounting()) {
            QtJambi_LibraryUtilities.internal.setReferenceCount(this, io.qt.widgets.QAbstractItemView.class, "__rcItemSelectionModel", false, false, selectionModel);
        }else{
            QtJambi_LibraryUtilities.internal.setReferenceCount(this, io.qt.widgets.QAbstractItemView.class, "__rcItemSelectionModel", false, false, null);
        }
    }
    
    @QtUninvokable
    private native void setSelectionModel_native_QItemSelectionModel_ptr(long __this__nativeId, long selectionModel);
    
    /**
     * See QTreeWidget::supportedDropActions()const
     * @return
     */
    @QtUninvokable
    protected io.qt.core.Qt.@NonNull DropActions supportedDropActions(){
        return new io.qt.core.Qt.DropActions(supportedDropActions_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this)));
    }
    
    @QtUninvokable
    private native int supportedDropActions_native_constfct(long __this__nativeId);
    
    /**
     * Constructor for internal use only.
     * @param p expected to be null.
     * @hidden
     */
    @NativeAccess
    protected QTreeWidget(QPrivateConstructor p) { super(p); } 
    
    /**
     * Constructor for internal use only.
     * It is not allowed to call the declarative constructor from inside Java.
     * @hidden
     */
    @NativeAccess
    protected QTreeWidget(QDeclarativeConstructor constructor) {
        super((QPrivateConstructor)null);
        initialize_native(this, constructor);
    } 
    
    @QtUninvokable
    private static native void initialize_native(QTreeWidget instance, QDeclarativeConstructor constructor);
    
    // TEMPLATE - core.to_iterator - START
    @Override
    @QtUninvokable
    public final io.qt.widgets.QTreeWidgetItemIterator iterator() {
        return new io.qt.widgets.QTreeWidgetItemIterator(this);
    }
    // TEMPLATE - core.to_iterator - END
    
    /**
     * Overloaded constructor for {@link #QTreeWidget(io.qt.widgets.QWidget)}
     *  with parent = null.
     */
    public QTreeWidget() {
        this((io.qt.widgets.QWidget)null);
    }
    
    /**
     * Overloaded function for {@link #closePersistentEditor(io.qt.widgets.QTreeWidgetItem, int)}
     *  with column = 0.
     */
    @QtUninvokable
    public final void closePersistentEditor(io.qt.widgets.@Nullable QTreeWidgetItem item) {
        closePersistentEditor(item, (int)0);
    }
    
    /**
     * @hidden
     * Kotlin property getter. In Java use {@link #columnCount()} instead.
     */
    @QtPropertyReader(enabled=false)
    @QtUninvokable
    public final int getColumnCount() {
        return columnCount();
    }
    
    /**
     * Overloaded function for {@link #editItem(io.qt.widgets.QTreeWidgetItem, int)}
     *  with column = 0.
     */
    @QtUninvokable
    public final void editItem(io.qt.widgets.@Nullable QTreeWidgetItem item) {
        editItem(item, (int)0);
    }
    
    /**
     * Overloaded function for {@link #findItems(java.lang.String, io.qt.core.Qt.MatchFlags, int)}
     *  with column = 0.
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QList findItems(java.lang.@NonNull String text, io.qt.core.Qt.@NonNull MatchFlags flags) {
        return findItems(text, flags, (int)0);
    }
    
    /**
     * Overloaded function for {@link #indexFromItem(io.qt.widgets.QTreeWidgetItem, int)}
     *  with column = 0.
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QModelIndex indexFromItem(io.qt.widgets.@Nullable QTreeWidgetItem item) {
        return indexFromItem(item, (int)0);
    }
    
    /**
     * Overloaded function for {@link #isPersistentEditorOpen(io.qt.widgets.QTreeWidgetItem, int)}
     *  with column = 0.
     */
    @QtUninvokable
    public final boolean isPersistentEditorOpen(io.qt.widgets.@Nullable QTreeWidgetItem item) {
        return isPersistentEditorOpen(item, (int)0);
    }
    
    /**
     * Overloaded function for {@link #openPersistentEditor(io.qt.widgets.QTreeWidgetItem, int)}
     *  with column = 0.
     */
    @QtUninvokable
    public final void openPersistentEditor(io.qt.widgets.@Nullable QTreeWidgetItem item) {
        openPersistentEditor(item, (int)0);
    }
    
    /**
     * Overloaded function for {@link #scrollToItem(io.qt.widgets.QTreeWidgetItem, io.qt.widgets.QAbstractItemView.ScrollHint)}
     *  with hint = io.qt.widgets.QAbstractItemView.ScrollHint.EnsureVisible.
     */
    public final void scrollToItem(io.qt.widgets.@Nullable QTreeWidgetItem item) {
        scrollToItem(item, io.qt.widgets.QAbstractItemView.ScrollHint.EnsureVisible);
    }
    
    /**
     * Overloaded function for {@link #setCurrentItem(io.qt.widgets.QTreeWidgetItem, int, io.qt.core.QItemSelectionModel.SelectionFlags)}.
     */
    @QtUninvokable
    public final void setCurrentItem(io.qt.widgets.@Nullable QTreeWidgetItem item, int column, io.qt.core.QItemSelectionModel.@NonNull SelectionFlag @NonNull... command) {
        setCurrentItem(item, column, new io.qt.core.QItemSelectionModel.SelectionFlags(command));
    }
    
    /**
     * @hidden
     * Kotlin property getter. In Java use {@link #topLevelItemCount()} instead.
     */
    @QtPropertyReader(enabled=false)
    @QtUninvokable
    public final int getTopLevelItemCount() {
        return topLevelItemCount();
    }
}