Context Menu

This article is out of date, please refer to http://books.zkoss.org/wiki/ZK_Spreadsheet_Essentials for more up to date information.

Purpose

ZK Spreadsheet supports various context menus to support row/column/cell actions for individual or selected number of cells.

Show Context Menu

Use Spreadsheet.setShowContextMenu to show context menu.

Row

For row context menu use ActionHandler for each menuitem. By default, ActionHandler does nothing when users clicks on Paste Special, Format Cell and Row Height, to use customized ActionHandler <refer to here.

Paste Special

Refer to here

Format Cell

By default, ActionHandler does nothing when users clicks the button, developer are able to override ActionHandler.doFormatCell

	@Override
	public void doFormatCell(Rect selection) {
		Spreadsheet spreadsheet = getSpreadsheet();
		if (spreadsheet.getBook() != null && isValidSelection(selection)) {
			FormatDialog dialog = new FormatDialog(selection);
			//omit	
		}
	}

Refer to sample code formatDialog.zul and CustomizedActionHandler.java

Row Height

By default, ActionHandler does nothing when users clicks the button, developers are able to override ActionHandler.doRowHeight

	@Override
	public void doRowHeight(Rect selection) {
		Spreadsheet spreadsheet = getSpreadsheet();
		if (spreadsheet.getBook() != null && isValidSelection(selection)) {
			HeaderSizeDialog dialog = new HeaderSizeDialog("row", selection);
			//omit	
		}
	}

Refer to sample code headerSizeDialog.zul and CustomizedActionHandler.java

Column

For column context menu use ActionHandler for each button/menuitem. By default, ActionHandler does nothing when users clicks Paste Special, Format Cell and Column Width, to use customized ActionHandler refer to here .

Paste Special

Refer to here

Format Cell

Refer to here

Column Width

By default, ActionHandler does nothing when user click the button, developers are able to override ActionHandler.doColumnWidth

	@Override
	public void doColumnWidth(Rect selection) {
		Spreadsheet spreadsheet = getSpreadsheet();
		if (spreadsheet.getBook() != null && isValidSelection(selection)) {
			HeaderSizeDialog dialog = new HeaderSizeDialog("column", selection);
			//omit
		}
	}

Refer to sample code headerSizeDialog.zul and CustomizedActionHandler.java

Cell

For cell context menu, use ActionHandler for each button/menuitem. By default, ActionHandler does nothing when users click Paste Special, Format Cell and Hyperlink, to use customized ActionHandler refer to here.

Paste Special

Refer to here

Format Cell

Refer to here

Hyperlink

Refer to here

I18N

Each menuitem maps to a key, developers can browse all I18 keys by Action.getLabelKeys

Here are the partial keys for context menu

Action	I18 Key
Cut	zss.cut
Copy	zss.copy
Paste Special	zss.pasteSpecial
Insert	zss.insert
Insert Rows	zss.insertSheetRow
Insert Columns	zss.insertSheetColumn
Shift Cell Right	zss.shiftCellRight
Shift Cell Down	zss.shiftCellDown
Delete	zss.del
Delete Rows	zss.deleteSheetRow
Delete Columns	zss.deleteSheetColumn
Shift Cell Left	zss.shiftCellLeft
Shift Cell Up	zss.shiftCellUp
Clear Context	zss.clearContent
Format Cell	zss.formatCell
Row Height	zss.rowHeight
Column Width	zss.columnWidth
Hide Row	zss.hideRow
Unhide Row	zss.unhideRow
Hide Column	zss.hideColumn
Unhide Column	zss.unhideColumn
Filter	zss.filter
Reapply Filter	zss.reapplyFilter
Sort	zss.sort
Sort Ascending	zss.sortAscending
Sort Descending	zss.sortDescending
Custom Sort	zss.customSort
Hyperlink	zss.hyperlink

Refer to sample i3-label.properties

ZUML

Here is an example of a ZUL file

<zk>
	<window vflex="1" width="100%" apply="org.zkoss.zssessentials.config.ContextMenuComposer">
		<button id="toggleContextMenu" label="Toggle Context Menu"/>
		<spreadsheet showContextMenu="true"
			id="ss" vflex="true" width="100%"
			src="/WEB-INF/excel/config/ZSS-demo_sample.xlsx" maxcolumns="40" maxrows="200"
			></spreadsheet>
	</window>
</zk>

View complete source of ZUML contextMenu.zul

Composer

The composer uses Spreadsheet.setShowContextMenu to show or hide context menu.

	public void onClick$toggleContextMenu() {
		boolean toggle = !spreadsheet.isShowContextMenu();
		spreadsheet.setShowContextMenu(toggle);
	}

See the full source code for Composer here

Version History

Version	Date	Content
2.3.0	April, 2012	Context Menu

All source code listed in this book is at Github.