halfdan/eva2
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Implement custon combo box item renderer

Browse Source 
fixes #37
This commit is contained in:
Fabian Becker 2015-12-02 11:33:11 +01:00
parent 637a9afa82
commit 5e176c426a
1 changed files with 70 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

93
src/eva2/gui/OptimizationEditorPanel.java
View File

@ -67,9 +67,7 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
* Creates the GUI editor component
*/
private GenericObjectEditor genericObjectEditor = null;
private boolean withComboBoxToolTips = true; // should tool tips for the combo box be created?
private int tipMaxLen = 100; // maximum length of tool tip
private HashMap<String, String> classNameMap;
/**
*
@ -96,7 +94,7 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
System.gc();
System.err.println("Could not create backup object: not enough memory (OptimizationEditorPanel backup of " + object + ")");
}
comboBoxModel = new DefaultComboBoxModel(new String[0]);
comboBoxModel = new DefaultComboBoxModel(new Vector<Item>());
objectChooser = new JComboBox(comboBoxModel);
objectChooser.setEditable(false);
propertySheetPanel = new PropertySheetPanel();
@ -318,15 +316,16 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
classesLongNames = GenericObjectEditor.getClassesFromProperties(genericObjectEditor.getClassType().getName(), instances);
LOGGER.finest("Selected type for OptimizationEditorPanel: " + genericObjectEditor.getClassType().getName());
if (classesLongNames.size() > 1) {
classNameMap = new HashMap<>();
Vector<Item> classesList = new Vector<>();
String[] toolTips = collectComboToolTips(instances, tipMaxLen);
int i = 0;
for (String className : classesLongNames) {
classNameMap.put(StringTools.cutClassName(className), className);
String displayName = StringTools.cutClassName(className);
classesList.add(new Item(className, displayName, toolTips[i++]));
}
Vector<String> classesList = new Vector<>(classesLongNames);
objectChooser.setModel(new DefaultComboBoxModel(classesList));
if (withComboBoxToolTips) {
objectChooser.setRenderer(new ToolTipComboBoxRenderer(collectComboToolTips(instances, tipMaxLen)));
}
objectChooser.setRenderer(new ToolTipComboBoxRenderer());
GridBagConstraints gbConstraints = new GridBagConstraints();
gbConstraints.fill = GridBagConstraints.HORIZONTAL;
gbConstraints.gridx = 0;
@ -342,7 +341,6 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
for (int i = 0; i < tips.length; i++) {
tips[i] = null;
Class[] classParams = new Class[]{};
String tip = null;
@ -363,20 +361,16 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
}
public void updateChooser() {
String objectName = /*
* EVAHELP.cutClassName
*/ (genericObjectEditor.getValue().getClass().getName());
String objectName = genericObjectEditor.getValue().getClass().getName();
boolean found = false;
for (int i = 0; i < comboBoxModel.getSize(); i++) {
if (objectName.equals(comboBoxModel.getElementAt(i))) {
Item element = (Item)comboBoxModel.getElementAt(i);
if (objectName.equals(element.getId())) {
found = true;
objectChooser.getModel().setSelectedItem(element);
break;
}
}
if (!found) {
comboBoxModel.addElement(objectName);
}
objectChooser.getModel().setSelectedItem(objectName);
}
/**
@ -398,7 +392,7 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
String className;
if ((e.getSource() == objectChooser) && (e.getStateChange() == ItemEvent.SELECTED)) {
className = (String) objectChooser.getSelectedItem();
className = ((Item)objectChooser.getSelectedItem()).getId();
try {
Object n = Class.forName(className).newInstance();
genericObjectEditor.setValue(n);
@ -423,30 +417,73 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
class ToolTipComboBoxRenderer extends BasicComboBoxRenderer {
private static final long serialVersionUID = -5781643352198561208L;
String[] toolTips = null;
public ToolTipComboBoxRenderer(String[] tips) {
public ToolTipComboBoxRenderer() {
super();
toolTips = tips;
}
@Override
public Component getListCellRendererComponent(JList list, Object value,
int index, boolean isSelected, boolean cellHasFocus) {
super.getListCellRendererComponent(list, value, index,
isSelected, cellHasFocus);
if (value != null)
{
Item item = (Item)value;
setText(item.getDisplayName());
if (isSelected) {
setBackground(list.getSelectionBackground());
setForeground(list.getSelectionForeground());
if ((toolTips != null) && (index >= 0)) {
if (toolTips[index] != null) {
list.setToolTipText(toolTips[index]);
}
}
list.setToolTipText(item.getDescription());
} else {
setBackground(list.getBackground());
setForeground(list.getForeground());
}
}
if (index == -1)
{
Item item = (Item)value;
setText(item.getDisplayName());
}
setFont(list.getFont());
setText((value == null) ? "" : value.toString());
return this;
}
}
class Item
{
private String id;
private String displayName;
private String description;
public Item(String id, String displayName, String description)
{
this.id = id;
this.displayName = displayName;
this.description = description;
}
public String getId()
{
return id;
}
public String getDescription()
{
return description;
}
public String getDisplayName() {
return displayName;
}
public String toString()
{
return id;
}
}