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com.vaadin.client.widget.grid.selection.
Class SelectionModelNone<T>
- java.lang.Object
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- com.vaadin.client.widget.grid.selection.AbstractRowHandleSelectionModel<T>
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- com.vaadin.client.widget.grid.selection.SelectionModelNone<T>
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All Implemented Interfaces:
public class SelectionModelNone<T> extends AbstractRowHandleSelectionModel<T> implements SelectionModel.None<T>No-row selection model.
Since:
7.4
Author:
Vaadin Ltd
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Nested Class Summary
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Nested classes/interfaces inherited from interface com.vaadin.client.widget.grid.selection.SelectionModel
SelectionModel.Multi<T>, SelectionModel.None<T>, SelectionModel.Single<T>
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Constructor Summary
Constructors Constructor and Description SelectionModelNone()
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Method Summary
All Methods Modifier and Type Method and Description protected booleandeselectByHandle(DataSource.RowHandle<T> handle)Deselect a row, based on its
RowHandle.Collection<T>getSelectedRows()Returns a Collection containing all selected rows.
Renderer<Boolean>getSelectionColumnRenderer()Return the
Rendererresponsible for rendering the selection column.booleanisSelected(T row)Return true if the provided row is considered selected under the implementing selection model.
voidreset()Resets the SelectionModel to the initial state.
protected booleanselectByHandle(DataSource.RowHandle<T> handle)Select a row, based on its
RowHandle.voidsetGrid(Grid<T> grid)Tells this SelectionModel which Grid it belongs to.
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Method Detail
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isSelected
public boolean isSelected(T row)Description copied from interface:
SelectionModelReturn true if the provided row is considered selected under the implementing selection model.
Specified by:
isSelectedin interfaceSelectionModel<T>Parameters:
row- row object instanceReturns:
true, if the row given as argument is considered selected.
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getSelectionColumnRenderer
public Renderer<Boolean> getSelectionColumnRenderer()Description copied from interface:
SelectionModelReturn the
Rendererresponsible for rendering the selection column.Specified by:
getSelectionColumnRendererin interfaceSelectionModel<T>Returns:
a renderer instance. If null is returned, a selection column will not be drawn.
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setGrid
public void setGrid(Grid<T> grid)Description copied from interface:
SelectionModelTells this SelectionModel which Grid it belongs to.
Implementations are free to have this be a no-op. This method is called internally by Grid.
Specified by:
setGridin interfaceSelectionModel<T>Parameters:
grid- aGridinstance;nullwhen removing from Grid
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reset
public void reset()Description copied from interface:
SelectionModelResets the SelectionModel to the initial state.
This method can be called internally, for example, when the attached Grid's data source changes.
Specified by:
resetin interfaceSelectionModel<T>
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getSelectedRows
public Collection<T> getSelectedRows()Description copied from interface:
SelectionModelReturns a Collection containing all selected rows.
Specified by:
getSelectedRowsin interfaceSelectionModel<T>Returns:
a non-null collection.
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selectByHandle
protected boolean selectByHandle(DataSource.RowHandle<T> handle) throws UnsupportedOperationExceptionDescription copied from class:
AbstractRowHandleSelectionModelSelect a row, based on its
RowHandle.Note: this method may not fire selection change events.
Specified by:
selectByHandlein classAbstractRowHandleSelectionModel<T>Parameters:
handle- the handle to select byReturns:
trueiff the selection state was changed by this callThrows:
UnsupportedOperationException- if the selection model does not support either handles or selection
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deselectByHandle
protected boolean deselectByHandle(DataSource.RowHandle<T> handle) throws UnsupportedOperationExceptionDescription copied from class:
AbstractRowHandleSelectionModelDeselect a row, based on its
RowHandle.Note: this method may not fire selection change events.
Specified by:
deselectByHandlein classAbstractRowHandleSelectionModel<T>Parameters:
handle- the handle to deselect byReturns:
trueiff the selection state was changed by this callThrows:
UnsupportedOperationException- if the selection model does not support either handles or deselection
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