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Code Issues Wiki Activity

[210149] [accessibility] Remote Systems Preference page not fully

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accessible with keyboard
This commit is contained in:
David McKnight 2013-03-07 13:39:36 -05:00
parent 27bf9b2c70
commit e5996345c6
1 changed files with 45 additions and 3 deletions
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48
rse/plugins/org.eclipse.rse.ui/UI/org/eclipse/rse/ui/propertypages/SystemTypeFieldEditor.java
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@ -1,5 +1,5 @@
/******************************************************************************** /********************************************************************************
* Copyright (c) 2006, 2008 IBM Corporation and others. All rights reserved. * Copyright (c) 2006, 2013 IBM Corporation and others. All rights reserved.
* This program and the accompanying materials are made available under the terms * This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is * of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html * available at http://www.eclipse.org/legal/epl-v10.html
@ -19,6 +19,7 @@
* Martin Oberhuber (Wind River) - [186779] Fix IRSESystemType.getAdapter() * Martin Oberhuber (Wind River) - [186779] Fix IRSESystemType.getAdapter()
* Martin Oberhuber (Wind River) - [196963][181939] avoid subsystem plugin activation just for enablement checking * Martin Oberhuber (Wind River) - [196963][181939] avoid subsystem plugin activation just for enablement checking
* David Dykstal (IBM) - [231943] make "true" and "false" translatable * David Dykstal (IBM) - [231943] make "true" and "false" translatable
* David McKnight (IBM) - [210149] [accessibility] Remote Systems Preference page not fully accessible with keyboard
********************************************************************************/ ********************************************************************************/
package org.eclipse.rse.ui.propertypages; package org.eclipse.rse.ui.propertypages;
@ -29,6 +30,7 @@ import java.util.Hashtable;
import java.util.StringTokenizer; import java.util.StringTokenizer;
import org.eclipse.jface.preference.FieldEditor; import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.jface.text.ITextOperationTarget;
import org.eclipse.jface.viewers.CellEditor; import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ColumnLayoutData; import org.eclipse.jface.viewers.ColumnLayoutData;
import org.eclipse.jface.viewers.ColumnWeightData; import org.eclipse.jface.viewers.ColumnWeightData;
@ -53,6 +55,8 @@ import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image; import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem; import org.eclipse.swt.widgets.TableItem;
@ -106,7 +110,36 @@ public class SystemTypeFieldEditor extends FieldEditor
private static final boolean[] enabledStates = {Boolean.TRUE.booleanValue(), Boolean.FALSE.booleanValue()}; private static final boolean[] enabledStates = {Boolean.TRUE.booleanValue(), Boolean.FALSE.booleanValue()};
private static final String[] enabledStateStrings = {SystemResources.SystemTypeFieldEditor_true, SystemResources.SystemTypeFieldEditor_false}; private static final String[] enabledStateStrings = {SystemResources.SystemTypeFieldEditor_true, SystemResources.SystemTypeFieldEditor_false};
private TableKeyListener _keyListener;
private class TableKeyListener implements Listener {
public void handleEvent(Event e){
if (e.character == SWT.SPACE){ // space character toggles
TableItem[] selList = table.getSelection();
IRSESystemType type = getSelectedItem(selList);
Integer value = new Integer(type.isEnabled() ? 1: 0);
modify(selList[0], P_ENABLED, value);
}
else if (e.keyCode == SWT.F2) {
TableItem[] selList = table.getSelection();
IRSESystemType type = getSelectedItem(selList);
tableViewer.editElement(type, COLUMN_USERID);
}
}
private IRSESystemType getSelectedItem(TableItem[] selList){
if (selList.length == 1){
TableItem sel = selList[0];
Object data = sel.getData();
IRSESystemType row = (IRSESystemType)data;
return row;
}
return null;
}
};
/** /**
* Constructor * Constructor
* *
@ -116,7 +149,12 @@ public class SystemTypeFieldEditor extends FieldEditor
*/ */
public SystemTypeFieldEditor(String name, String labelText, Composite parent) public SystemTypeFieldEditor(String name, String labelText, Composite parent)
{ {
super(name, labelText, parent); super(name, labelText, parent);
}
public void dispose() {
table.removeListener(SWT.KeyDown, _keyListener);
super.dispose();
} }
/* (non-Javadoc) /* (non-Javadoc)
@ -148,7 +186,11 @@ public class SystemTypeFieldEditor extends FieldEditor
tableViewer.setLabelProvider(this); tableViewer.setLabelProvider(this);
tableViewer.setContentProvider(this); tableViewer.setContentProvider(this);
tableViewer.setInput(new Object()); tableViewer.setInput(new Object());
_keyListener = new TableKeyListener();
table.addListener(SWT.KeyDown, _keyListener);
} }
/* (non-Javadoc) /* (non-Javadoc)
* @see org.eclipse.jface.preference.FieldEditor#doLoad() * @see org.eclipse.jface.preference.FieldEditor#doLoad()