Package com._1c.g5.v8.dt.ui.dialog

Class CheckableTreeViewer

java.lang.Object

org.eclipse.jface.viewers.Viewer

org.eclipse.jface.viewers.ContentViewer

org.eclipse.jface.viewers.StructuredViewer

org.eclipse.jface.viewers.ColumnViewer

org.eclipse.jface.viewers.AbstractTreeViewer

org.eclipse.jface.viewers.TreeViewer

org.eclipse.jface.viewers.CheckboxTreeViewer

com._1c.g5.v8.dt.ui.dialog.CheckableTreeViewer

All Implemented Interfaces:

ICheckable, IInputProvider, IInputSelectionProvider, IPostSelectionProvider, ISelectionProvider

public class CheckableTreeViewer
extends CheckboxTreeViewer

Checkable tree viewer implementation, based on CheckboxTreeViewer. Since CheckboxTreeViewer does not allow to hide some checkboxes, there is a need in such tree viewer. All data that is stored in tree viewer is represented by custom tree structure CheckableTreeItem. This editor uses lazy loading, so elements are loaded only when user expands node from tree. Checked elements are set only when some tree node is expanding.

See Also:

CheckableTreeItem

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.jface.viewers.StructuredViewer

StructuredViewer.ColorAndFontCollector, StructuredViewer.ColorAndFontCollectorWithProviders

Field Summary

Fields inherited from class org.eclipse.jface.viewers.AbstractTreeViewer

ALL_LEVELS

Fields inherited from class org.eclipse.jface.viewers.Viewer

WIDGET_DATA_KEY

Constructor Summary

Constructors

Constructor	Description
CheckableTreeViewer(org.eclipse.swt.widgets.Tree tree)
CheckableTreeViewer(org.eclipse.swt.widgets.Tree tree, boolean multiSelect)

Method Summary

Modifier and Type	Method	Description
void	expandOneLevel(org.eclipse.swt.widgets.Widget item)	Expands the tree node by one level and sets the checkboxes for elements
void	expandToLevel(Object elementOrTreePath, int level)
Object[]	getCheckedElements()
void	setCheckedElements(Object[] elements)	Saves checked elements in treeviwer, but does not set checkboxes, until some tree node is expanded.
void	setMultiSelect(boolean multiSelect)	Set new multiSelect value
void	setOppositeCheckedState(Object element)	Changes the check state of an element to opposite.

Methods inherited from class org.eclipse.jface.viewers.CheckboxTreeViewer

addCheckStateListener, doUpdateItem, fireCheckStateChanged, getChecked, getGrayed, getGrayedElements, handleDoubleSelect, handleSelect, preservingSelection, removeCheckStateListener, setAllChecked, setChecked, setCheckedChildren, setCheckStateProvider, setGrayChecked, setGrayed, setGrayedElements, setParentsGrayed, setSubtreeChecked

Methods inherited from class org.eclipse.jface.viewers.TreeViewer

addTreeListener, assertContentProviderType, createViewerEditor, disassociate, doGetColumnCount, editElement, getChild, getChildren, getColumnViewerOwner, getControl, getExpanded, getItemAt, getItemCount, getItemCount, getItems, getLabelProvider, getParentElement, getParentItem, getRawChildren, getSelection, getTree, getViewerRowFromItem, handleTreeCollapse, handleTreeExpand, hookControl, internalAdd, internalInitializeTree, internalRefreshStruct, isExpandable, mapElement, newItem, remove, removeAll, replace, setChildCount, setContentProvider, setExpanded, setHasChildren, setSelection, setSelection, showItem, updatePlus

Methods inherited from class org.eclipse.jface.viewers.AbstractTreeViewer

add, add, addSelectionListener, addTreeListener, associate, buildLabel, collapseAll, collapseToLevel, createChildren, createTreeItem, doFindInputItem, doFindItem, doUpdateItem, expandAll, expandAll, expandToLevel, expandToLevel, expandToLevel, fireTreeCollapsed, fireTreeExpanded, getAutoExpandLevel, getChildren, getExpandedElements, getExpandedState, getExpandedTreePaths, getNextItem, getPreviousItem, getSelection, getSelectionFromWidget, getSortedChildren, getStructuredSelection, getTreePathFromItem, getVisibleExpandedElements, indexForElement, inputChanged, insert, internalCollapseToLevel, internalExpand, internalExpandToLevel, internalFindItems, internalGetWidgetToSelect, internalIsInputOrEmptyPath, internalRefresh, internalRefresh, internalRefresh, internalRemove, internalRemove, isSameSelection, labelProviderChanged, remove, remove, remove, removeTreeListener, reveal, scrollDown, scrollUp, setAutoExpandLevel, setExpandedElements, setExpandedState, setExpandedTreePaths, setExpandPreCheckFilters, setSelectionToWidget, setSelectionToWidget, updateChildren

Methods inherited from class org.eclipse.jface.viewers.ColumnViewer

applyEditorValue, cancelEditing, checkBusy, getCell, getCellEditors, getCellModifier, getColumnProperties, getColumnViewerEditor, getItem, getLabelProvider, getViewerRow, handleDispose, hookEditingSupport, isBusy, isCellEditorActive, refresh, refresh, setBusy, setCellEditors, setCellModifier, setColumnProperties, setColumnViewerEditor, setLabelProvider, triggerEditorActivationEvent, update

Methods inherited from class org.eclipse.jface.viewers.StructuredViewer

addDoubleClickListener, addDragSupport, addDropSupport, addFilter, addOpenListener, addPostSelectionChangedListener, assertElementsNotNull, equals, filter, findItem, findItems, fireDoubleClick, fireOpen, firePostSelectionChanged, getColorAndFontCollector, getComparator, getComparer, getFilteredChildren, getFilters, getRoot, getSorter, handleInvalidSelection, handleLabelProviderChanged, handleOpen, handlePostSelect, hasFilters, internalUpdate, needsRefilter, refresh, refresh, refreshItem, removeDoubleClickListener, removeFilter, removeOpenListener, removePostSelectionChangedListener, resetFilters, setComparator, setComparer, setFilters, setInput, setSorter, setUseHashlookup, testFindItem, testFindItems, unmapAllElements, unmapElement, unmapElement, update, updateItem, updateSelection, usingElementMap

Methods inherited from class org.eclipse.jface.viewers.ContentViewer

getContentProvider, getInput

Methods inherited from class org.eclipse.jface.viewers.Viewer

addHelpListener, addSelectionChangedListener, fireHelpRequested, fireSelectionChanged, getData, handleHelpRequest, removeHelpListener, removeSelectionChangedListener, setData, setSelection

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.jface.viewers.ISelectionProvider

addSelectionChangedListener, removeSelectionChangedListener, setSelection

Constructor Detail

CheckableTreeViewer

public CheckableTreeViewer(org.eclipse.swt.widgets.Tree tree)

CheckableTreeViewer

public CheckableTreeViewer(org.eclipse.swt.widgets.Tree tree,
                           boolean multiSelect)

Method Detail

setCheckedElements

public void setCheckedElements(Object[] elements)

Saves checked elements in treeviwer, but does not set checkboxes, until some tree node is expanded.

Overrides:

setCheckedElements in class CheckboxTreeViewer

getCheckedElements

public Object[] getCheckedElements()

Overrides:

getCheckedElements in class CheckboxTreeViewer

expandOneLevel

public void expandOneLevel(org.eclipse.swt.widgets.Widget item)

Expands the tree node by one level and sets the checkboxes for elements

Parameters:

item - - a tree item which is expanding

expandToLevel

public void expandToLevel(Object elementOrTreePath,
                          int level)

Overrides:

expandToLevel in class AbstractTreeViewer

setMultiSelect

public void setMultiSelect(boolean multiSelect)

Set new multiSelect value

Parameters:

multiSelect - - new value of multi select

setOppositeCheckedState

public void setOppositeCheckedState(Object element)

Changes the check state of an element to opposite. After state has been changed, viewer is refreshed starting with the given element.

Parameters:

element - - tree item element