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/*
* IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
*
* http://izpack.org/
* http://izpack.codehaus.org/
*
* Copyright 2007 Vladimir Ralev
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.izforge.izpack.panels;
import com.izforge.izpack.LocaleDatabase;
import com.izforge.izpack.Pack;
import com.izforge.izpack.gui.LabelFactory;
import com.izforge.izpack.installer.*;
import com.izforge.izpack.util.Debug;
import com.izforge.izpack.util.IoHelper;
import com.izforge.izpack.util.VariableSubstitutor;
import net.n3.nanoxml.XMLElement;
import javax.swing.*;
import javax.swing.plaf.metal.MetalLookAndFeel;
import javax.swing.tree.*;
import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import java.io.InputStream;
import java.util.*;
import java.util.List;
public class TreePacksPanel extends IzPanel implements PacksPanelInterface
{
/**
* Required (serializable)
*/
private static final long serialVersionUID = 5684716698930628262L;
// Common used Swing fields
/**
* The free space label.
*/
protected JLabel freeSpaceLabel;
/**
* The space label.
*/
protected JLabel spaceLabel;
/**
* The tip label.
*/
protected JTextArea descriptionArea;
/**
* The dependencies label.
*/
protected JTextArea dependencyArea;
/**
* The packs tree.
*/
protected JTree packsTree;
/**
* The packs model.
*/
protected PacksModel packsModel;
/**
* The tablescroll.
*/
protected JScrollPane tableScroller;
// Non-GUI fields
/**
* Map that connects names with pack objects
*/
private Map names;
/**
* The bytes of the current pack.
*/
protected long bytes = 0;
/**
* The free bytes of the current selected disk.
*/
protected long freeBytes = 0;
/**
* Are there dependencies in the packs
*/
protected boolean dependenciesExist = false;
/**
* The packs locale database.
*/
private LocaleDatabase langpack = null;
/**
* The name of the XML file that specifies the panel langpack
*/
private static final String LANG_FILE_NAME = "packsLang.xml";
private HashMap idToPack;
private HashMap> treeData;
private HashMap packToRowNumber;
private HashMap idToCheckBoxNode = new HashMap();
//private boolean created = false; // UNUSED
private CheckTreeController checkTreeController;
/**
* The constructor.
*
* @param parent The parent window.
* @param idata The installation data.
*/
public TreePacksPanel(InstallerFrame parent, InstallData idata)
{
super(parent, idata);
// Load langpack.
try
{
this.langpack = parent.langpack;
InputStream langPackStream;
String webdir = idata.info.getWebDirURL();
if (webdir != null)
{
try
{
java.net.URL url = new java.net.URL(webdir + "/langpacks/" + LANG_FILE_NAME + idata.localeISO3);
langPackStream = new WebAccessor(null).openInputStream(url);
}
catch (Exception e)
{
langPackStream = ResourceManager.getInstance().getInputStream(LANG_FILE_NAME);
}
}
else
{
langPackStream = ResourceManager.getInstance().getInputStream(LANG_FILE_NAME);
}
this.langpack.add(langPackStream);
langPackStream.close();
}
catch (Throwable exception)
{
Debug.trace(exception);
}
// init the map
computePacks(idata.availablePacks);
}
/**
* The Implementation of this method should create the layout for the current class.
*/
protected void createNormalLayout()
{
this.removeAll();
setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
createLabel("PacksPanel.info", "preferences", null, null);
add(Box.createRigidArea(new Dimension(0, 3)));
createLabel("PacksPanel.tip", "tip", null, null);
add(Box.createRigidArea(new Dimension(0, 5)));
tableScroller = new JScrollPane();
packsTree = createPacksTree(300, tableScroller, null, null);
if (dependenciesExist)
{
dependencyArea = createTextArea("PacksPanel.dependencyList", null, null, null);
}
descriptionArea = createTextArea("PacksPanel.description", null, null, null);
spaceLabel = createPanelWithLabel("PacksPanel.space", null, null);
if (IoHelper.supported("getFreeSpace"))
{
add(Box.createRigidArea(new Dimension(0, 3)));
freeSpaceLabel = createPanelWithLabel("PacksPanel.freespace", null, null);
}
}
/*
* (non-Javadoc)
*
* @see com.izforge.izpack.panels.PacksPanelInterface#getLangpack()
*/
public LocaleDatabase getLangpack()
{
return (langpack);
}
/*
* (non-Javadoc)
*
* @see com.izforge.izpack.panels.PacksPanelInterface#getBytes()
*/
public long getBytes()
{
return (bytes);
}
/*
* (non-Javadoc)
*
* @see com.izforge.izpack.panels.PacksPanelInterface#setBytes(int)
*/
public void setBytes(long bytes)
{
this.bytes = bytes;
}
/*
* (non-Javadoc)
*
* @see com.izforge.izpack.panels.PacksPanelInterface#showSpaceRequired()
*/
public void showSpaceRequired()
{
if (spaceLabel != null)
{
spaceLabel.setText(Pack.toByteUnitsString(bytes));
}
}
/*
* (non-Javadoc)
*
* @see com.izforge.izpack.panels.PacksPanelInterface#showFreeSpace()
*/
public void showFreeSpace()
{
if (IoHelper.supported("getFreeSpace") && freeSpaceLabel != null)
{
String msg = null;
freeBytes = IoHelper.getFreeSpace(IoHelper.existingParent(
new File(idata.getInstallPath())).getAbsolutePath());
if (freeBytes < 0)
{
msg = parent.langpack.getString("PacksPanel.notAscertainable");
}
else
{
msg = Pack.toByteUnitsString(freeBytes);
}
freeSpaceLabel.setText(msg);
}
}
public Debugger getDebugger()
{
return null;
}
/**
* Indicates wether the panel has been validated or not.
*
* @return true if the needed space is less than the free space, else false
*/
public boolean isValidated()
{
refreshPacksToInstall();
if (IoHelper.supported("getFreeSpace") && freeBytes >= 0 && freeBytes <= bytes)
{
JOptionPane.showMessageDialog(this, parent.langpack
.getString("PacksPanel.notEnoughSpace"), parent.langpack
.getString("installer.error"), JOptionPane.ERROR_MESSAGE);
return (false);
}
return (true);
}
/**
* Asks to make the XML panel data.
*
* @param panelRoot The XML tree to write the data in.
*/
public void makeXMLData(XMLElement panelRoot)
{
new ImgPacksPanelAutomationHelper().makeXMLData(idata, panelRoot);
}
/**
* This method tries to resolve the localized name of the given pack. If this is not possible,
* the name given in the installation description file in ELEMENT will be used.
*
* @param pack for which the name should be resolved
* @return localized name of the pack
*/
private String getI18NPackName(Pack pack)
{
// Internationalization code
String packName = pack.name;
String key = pack.id;
if (langpack != null && pack.id != null && !"".equals(pack.id))
{
packName = langpack.getString(key);
}
if ("".equals(packName) || key == null || key.equals(packName))
{
packName = pack.name;
}
return (packName);
}
public String getI18NPackName(String packId)
{
Pack pack = idToPack.get(packId);
if (pack == null)
{
return packId;
}
// Internationalization code
String packName = pack.name;
String key = pack.id;
if (langpack != null && pack.id != null && !"".equals(pack.id))
{
packName = langpack.getString(key);
}
if ("".equals(packName) || key == null || key.equals(packName))
{
packName = pack.name;
}
return (packName);
}
/**
* Layout helper method:
* Creates an label with a message given by msgId and an icon given by the iconId. If layout and
* constraints are not null, the label will be added to layout with the given constraints. The
* label will be added to this object.
*
* @param msgId identifier for the IzPack langpack
* @param iconId identifier for the IzPack icons
* @param layout layout to be used
* @param constraints constraints to be used
* @return the created label
*/
protected JLabel createLabel(String msgId, String iconId, GridBagLayout layout,
GridBagConstraints constraints)
{
JLabel label = LabelFactory.create(parent.langpack.getString(msgId), parent.icons
.getImageIcon(iconId), TRAILING);
if (layout != null && constraints != null)
{
layout.addLayoutComponent(label, constraints);
}
add(label);
return (label);
}
/**
* Creates a panel containing a anonymous label on the left with the message for the given msgId
* and a label on the right side with initial no text. The right label will be returned. If
* layout and constraints are not null, the label will be added to layout with the given
* constraints. The panel will be added to this object.
*
* @param msgId identifier for the IzPack langpack
* @param layout layout to be used
* @param constraints constraints to be used
* @return the created (right) label
*/
protected JLabel createPanelWithLabel(String msgId, GridBagLayout layout,
GridBagConstraints constraints)
{
JPanel panel = new JPanel();
JLabel label = new JLabel();
if (label == null)
{
label = new JLabel("");
}
panel.setAlignmentX(LEFT_ALIGNMENT);
panel.setLayout(new BoxLayout(panel, BoxLayout.X_AXIS));
panel.add(LabelFactory.create(parent.langpack.getString(msgId)));
panel.add(Box.createHorizontalGlue());
panel.add(label);
if (layout != null && constraints != null)
{
layout.addLayoutComponent(panel, constraints);
}
add(panel);
return (label);
}
private void refreshPacksToInstall()
{
idata.selectedPacks.clear();
CheckBoxNode cbn = (CheckBoxNode) getTree().getModel().getRoot();
Enumeration e = cbn.depthFirstEnumeration();
while (e.hasMoreElements())
{
CheckBoxNode c = (CheckBoxNode) e.nextElement();
if (c.isSelected() || c.isPartial())
{
idata.selectedPacks.add(c.getPack());
}
}
}
/**
* Creates a text area with standard settings and the title given by the msgId. If scroller is
* not null, the create text area will be added to the scroller and the scroller to this object,
* else the text area will be added directly to this object. If layout and constraints are not
* null, the text area or scroller will be added to layout with the given constraints. The text
* area will be returned.
*
* @param msgId identifier for the IzPack langpack
* @param scroller the scroller to be used
* @param layout layout to be used
* @param constraints constraints to be used
* @return the created text area
*/
protected JTextArea createTextArea(String msgId, JScrollPane scroller, GridBagLayout layout,
GridBagConstraints constraints)
{
JTextArea area = new JTextArea();
// area.setMargin(new Insets(2, 2, 2, 2));
area.setAlignmentX(LEFT_ALIGNMENT);
area.setCaretPosition(0);
area.setEditable(false);
area.setEditable(false);
area.setOpaque(false);
area.setLineWrap(true);
area.setWrapStyleWord(true);
area.setBorder(BorderFactory.createTitledBorder(parent.langpack.getString(msgId)));
area.setFont(getControlTextFont());
if (layout != null && constraints != null)
{
if (scroller != null)
{
layout.addLayoutComponent(scroller, constraints);
}
else
{
layout.addLayoutComponent(area, constraints);
}
}
if (scroller != null)
{
scroller.setViewportView(area);
add(scroller);
}
else
{
add(area);
}
return (area);
}
/**
* FIXME Creates the JTree component and calls all initialization tasks
*
* @param width
* @param scroller
* @param layout
* @param constraints
* @return
*/
protected JTree createPacksTree(int width, JScrollPane scroller, GridBagLayout layout,
GridBagConstraints constraints)
{
JTree tree = new JTree((CheckBoxNode) populateTreePacks(null));
packsTree = tree;
tree.setCellRenderer(new CheckBoxNodeRenderer(this));
tree.setEditable(false);
tree.setShowsRootHandles(true);
tree.setRootVisible(false);
checkTreeController = new CheckTreeController(this);
tree.addMouseListener(checkTreeController);
tree.setBorder(BorderFactory.createEmptyBorder(0, 2, 0, 2));
tree.setBackground(Color.white);
tree.setToggleClickCount(0);
//tree.setRowHeight(0);
//table.getSelectionModel().addTreeSelectionListener(this);
scroller.setViewportView(tree);
scroller.setAlignmentX(LEFT_ALIGNMENT);
scroller.getViewport().setBackground(Color.white);
scroller.setPreferredSize(new Dimension(width, (idata.guiPrefs.height / 3 + 30)));
if (layout != null && constraints != null)
{
layout.addLayoutComponent(scroller, constraints);
}
add(scroller);
return (tree);
}
/**
* Computes pack related data like the names or the dependencies state.
*
* @param packs
*/
private void computePacks(List packs)
{
names = new HashMap();
dependenciesExist = false;
for (Object pack1 : packs)
{
Pack pack = (Pack) pack1;
names.put(pack.name, pack);
if (pack.dependencies != null || pack.excludeGroup != null)
{
dependenciesExist = true;
}
}
}
/**
* Refresh tree data from the PacksModel. This functions serves as a bridge
* between the flat PacksModel and the tree data model.
*/
public void fromModel()
{
TreeModel model = this.packsTree.getModel();
CheckBoxNode root = (CheckBoxNode) model.getRoot();
updateModel(root);
}
private int getRowIndex(Pack pack)
{
Object o = packToRowNumber.get(pack);
if (o == null)
{
return -1;
}
Integer ret = (Integer) o;
return ret;
}
/**
* Helper function for fromModel() - runs the recursion
*
* @param rnode
*/
private void updateModel(CheckBoxNode rnode)
{
int rowIndex = getRowIndex(rnode.getPack());
if (rowIndex > 0)
{
Integer state = (Integer) packsModel.getValueAt(rowIndex, 0);
if ((state == -2) && rnode.getChildCount() > 0)
{
boolean dirty = false;
Enumeration toBeDeselected = rnode.depthFirstEnumeration();
while (toBeDeselected.hasMoreElements())
{
CheckBoxNode cbn = (CheckBoxNode) toBeDeselected.nextElement();
boolean chDirty = cbn.isSelected() || cbn.isPartial() || cbn.isEnabled();
dirty = dirty || chDirty;
if (chDirty)
{
cbn.setPartial(false);
cbn.setSelected(false);
cbn.setEnabled(false);
setModelValue(cbn);
}
}
if (dirty)
{
fromModel();
}
return;
}
}
Enumeration e = rnode.children();
while (e.hasMoreElements())
{
Object next = e.nextElement();
CheckBoxNode cbnode = (CheckBoxNode) next;
String nodeText = cbnode.getId();
Object nodePack = idToPack.get(nodeText);
if (!cbnode.isPartial())
{
int childRowIndex = getRowIndex((Pack) nodePack);
if (childRowIndex > 0)
{
Integer state = (Integer) packsModel.getValueAt(childRowIndex, 0);
cbnode.setEnabled(state >= 0);
cbnode.setSelected(Math.abs(state.intValue()) == 1);
}
}
updateModel(cbnode);
}
}
/**
* Updates a value for pack in PacksModel with data from a checkbox node
*
* @param cbnode This is the checkbox node which contains model values
*/
public void setModelValue(CheckBoxNode cbnode)
{
String id = cbnode.getId();
Object nodePack = idToPack.get(id);
int value = 0;
if (cbnode.isEnabled() && cbnode.isSelected())
{
value = 1;
}
if (!cbnode.isEnabled() && cbnode.isSelected())
{
value = -1;
}
if (!cbnode.isEnabled() && !cbnode.isSelected())
{
value = -2;
}
int rowIndex = getRowIndex((Pack) nodePack);
if (rowIndex > 0)
{
Integer newValue = value;
Integer modelValue = (Integer) packsModel.getValueAt(rowIndex, 0);
if (!newValue.equals(modelValue))
{
packsModel.setValueAt(newValue, rowIndex, 0);
}
}
}
/**
* Initialize tree model sructures
*/
private void createTreeData()
{
treeData = new HashMap>();
idToPack = new HashMap();
java.util.Iterator iter = idata.availablePacks.iterator();
while (iter.hasNext())
{
Pack p = (Pack) iter.next();
idToPack.put(p.id, p);
if (p.parent != null)
{
ArrayList kids = null;
if (treeData.containsKey(p.parent))
{
kids = treeData.get(p.parent);
}
else
{
kids = new ArrayList();
}
kids.add(p.id);
treeData.put(p.parent, kids);
}
}
}
/**
* Shows and updates the description text in the panel
*
* @param id
*/
public void setDescription(String id)
{
VariableSubstitutor vs = new VariableSubstitutor(idata.getVariables());
if (descriptionArea != null)
{
Pack pack = idToPack.get(id);
String desc = "";
String key = pack.id + ".description";
if (langpack != null && pack.id != null && !"".equals(pack.id))
{
desc = langpack.getString(key);
}
if ("".equals(desc) || key.equals(desc))
{
desc = pack.description;
}
desc = vs.substitute(desc, null);
descriptionArea.setText(desc);
}
}
/**
* Shows and updates the dependencies text in the panel
*
* @param id
*/
public void setDependencies(String id)
{
if (dependencyArea != null)
{
Pack pack = idToPack.get(id);
List dep = pack.dependencies;
String list = "";
if (dep != null)
{
list += (langpack == null) ? "Dependencies: " : langpack
.getString("PacksPanel.dependencies");
}
for (int j = 0; dep != null && j < dep.size(); j++)
{
String name = dep.get(j);
list += getI18NPackName(names.get(name));
if (j != dep.size() - 1)
{
list += ", ";
}
}
// add the list of the packs to be excluded
String excludeslist = (langpack == null) ? "Excludes: " : langpack
.getString("PacksPanel.excludes");
int numexcludes = 0;
int i = getRowIndex(pack);
if (pack.excludeGroup != null)
{
for (int q = 0; q < idata.availablePacks.size(); q++)
{
Pack otherpack = (Pack) idata.availablePacks.get(q);
String exgroup = otherpack.excludeGroup;
if (exgroup != null)
{
if (q != i && pack.excludeGroup.equals(exgroup))
{
excludeslist += getI18NPackName(otherpack) + ", ";
numexcludes++;
}
}
}
}
// concatenate
if (dep != null)
{
excludeslist = " " + excludeslist;
}
if (numexcludes > 0)
{
list += excludeslist;
}
if (list.endsWith(", "))
{
list = list.substring(0, list.length() - 2);
}
// and display the result
dependencyArea.setText(list);
}
}
/**
* Gives a CheckBoxNode instance from the id
*
* @param id
* @return
*/
public CheckBoxNode getCbnById(String id)
{
return this.idToCheckBoxNode.get(id);
}
/**
* Reads the available packs and creates the JTree structure based on
* the parent definitions.
*
* @param parent
* @return
*/
private Object populateTreePacks(String parent)
{
if (parent == null) // the root node
{
java.util.Iterator iter = idata.availablePacks.iterator();
ArrayList rootNodes = new ArrayList();
while (iter.hasNext())
{
Pack p = (Pack) iter.next();
if (p.parent == null)
{
rootNodes.add(populateTreePacks(p.id));
}
}
TreeNode nv = new CheckBoxNode("Root", "Root", rootNodes.toArray(), true);
return nv;
}
else
{
ArrayList links = new ArrayList();
Object kidsObject = treeData.get(parent);
Pack p = idToPack.get(parent);
String translated = getI18NPackName(parent);
if (kidsObject != null)
{
ArrayList kids = (ArrayList) kidsObject;
for (Object kid : kids)
{
String kidId = (String) kid;
links.add(populateTreePacks(kidId));
}
CheckBoxNode cbn = new CheckBoxNode(parent, translated, links.toArray(), true);
idToCheckBoxNode.put(cbn.getId(), cbn);
cbn.setPack(p);
cbn.setTotalSize(p.nbytes);
return cbn;
}
else
{
CheckBoxNode cbn = new CheckBoxNode(parent, translated, true);
idToCheckBoxNode.put(cbn.getId(), cbn);
cbn.setPack(p);
cbn.setTotalSize(p.nbytes);
return cbn;
}
}
}
/**
* Called when the panel becomes active. If a derived class implements this method also, it is
* recomanded to call this method with the super operator first.
*/
public void panelActivate()
{
try
{
// TODO the PacksModel could be patched such that isCellEditable
// allows returns false. In that case the PacksModel must not be
// adapted here.
packsModel = new PacksModel(this, idata, this.parent.getRules())
{
/**
* Required (serializable)
*/
private static final long serialVersionUID = 697462278279845304L;
public boolean isCellEditable(int rowIndex, int columnIndex)
{
return false;
}
};
//initialize helper map to increa performance
packToRowNumber = new HashMap();
java.util.Iterator rowpack = idata.availablePacks.iterator();
while (rowpack.hasNext())
{
Pack p = (Pack) rowpack.next();
packToRowNumber.put(p, idata.availablePacks.indexOf(p));
}
// Init tree structures
createTreeData();
// Create panel GUI (and populate the TJtree)
createNormalLayout();
// Reload the data from the PacksModel into the tree in order the initial
// dependencies to be resolved and effective
fromModel();
// Init the pack sizes (individual and cumulative)
CheckBoxNode root = (CheckBoxNode) packsTree.getModel().getRoot();
checkTreeController.updateAllParents(root);
CheckTreeController.initTotalSize(root, false);
// Ugly repaint because of a bug in tree.treeDidChange
packsTree.revalidate();
packsTree.repaint();
tableScroller.setColumnHeaderView(null);
tableScroller.setColumnHeader(null);
// set the JCheckBoxes to the currently selected panels. The
// selection might have changed in another panel
java.util.Iterator iter = idata.availablePacks.iterator();
bytes = 0;
while (iter.hasNext())
{
Pack p = (Pack) iter.next();
if (p.required)
{
bytes += p.nbytes;
continue;
}
if (idata.selectedPacks.contains(p))
{
bytes += p.nbytes;
}
}
}
catch (Exception e)
{
e.printStackTrace();
}
showSpaceRequired();
showFreeSpace();
}
/*
* (non-Javadoc)
*
* @see com.izforge.izpack.installer.IzPanel#getSummaryBody()
*/
public String getSummaryBody()
{
StringBuffer retval = new StringBuffer(256);
Iterator iter = idata.selectedPacks.iterator();
boolean first = true;
while (iter.hasNext())
{
if (!first)
{
retval.append(" ");
}
first = false;
Pack pack = (Pack) iter.next();
if (langpack != null && pack.id != null && !"".equals(pack.id))
{
retval.append(langpack.getString(pack.id));
}
else
{
retval.append(pack.name);
}
}
return (retval.toString());
}
public JTree getTree()
{
return packsTree;
}
}
/**
* The renderer model for individual checkbox nodes in a JTree. It renders the
* checkbox and a label for the pack size.
*
* @author Vladimir Ralev
* @version $Revision: 1.1 $
*/
class CheckBoxNodeRenderer implements TreeCellRenderer
{
private static final JPanel rendererPanel = new JPanel();
private static final JLabel packSizeLabel = new JLabel();
private static final JCheckBox checkbox = new JCheckBox();
private static final JCheckBox normalCheckBox = new JCheckBox();
private static final java.awt.Font normalFont = new JCheckBox().getFont();
private static final java.awt.Font boldFont = new java.awt.Font(normalFont.getFontName(),
java.awt.Font.BOLD,
normalFont.getSize());
private static final java.awt.Font plainFont = new java.awt.Font(normalFont.getFontName(),
java.awt.Font.PLAIN,
normalFont.getSize());
private static final Color annotationColor = new Color(0, 0, 120); // red
private static final Color changedColor = new Color(200, 0, 0);
private static Color selectionForeground, selectionBackground,
textForeground, textBackground;
TreePacksPanel treePacksPanel;
public CheckBoxNodeRenderer(TreePacksPanel t)
{
selectionForeground = UIManager.getColor("Tree.selectionForeground");
selectionBackground = UIManager.getColor("Tree.selectionBackground");
textForeground = UIManager.getColor("Tree.textForeground");
textBackground = UIManager.getColor("Tree.textBackground");
treePacksPanel = t;
int treeWidth = t.getTree().getPreferredSize().width;
int height = checkbox.getPreferredSize().height;
int cellWidth = treeWidth - treeWidth / 4;
//Don't touch, it fixes various layout bugs in swing/awt
rendererPanel.setLayout(new java.awt.BorderLayout(0, 0));
rendererPanel.setBackground(textBackground);
rendererPanel.add(java.awt.BorderLayout.WEST, checkbox);
rendererPanel.setAlignmentX((float) 0);
rendererPanel.setAlignmentY((float) 0);
rendererPanel.add(java.awt.BorderLayout.EAST, packSizeLabel);
rendererPanel.setMinimumSize(new Dimension(cellWidth, height));
rendererPanel.setPreferredSize(new Dimension(cellWidth, height));
rendererPanel.setSize(new Dimension(cellWidth, height));
rendererPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 0));
}
public Component getTreeCellRendererComponent(JTree tree, Object value,
boolean selected, boolean expanded, boolean leaf, int row,
boolean hasFocus)
{
treePacksPanel.fromModel();
if (selected)
{
checkbox.setForeground(selectionForeground);
checkbox.setBackground(selectionBackground);
rendererPanel.setForeground(selectionForeground);
rendererPanel.setBackground(selectionBackground);
packSizeLabel.setBackground(selectionBackground);
}
else
{
checkbox.setForeground(textForeground);
checkbox.setBackground(textBackground);
rendererPanel.setForeground(textForeground);
rendererPanel.setBackground(textBackground);
packSizeLabel.setBackground(textBackground);
}
if ((value != null) && (value instanceof CheckBoxNode))
{
CheckBoxNode node = (CheckBoxNode) value;
if (node.isTotalSizeChanged())
{
packSizeLabel.setForeground(changedColor);
}
else
{
if (selected)
{
packSizeLabel.setForeground(selectionForeground);
}
else
{
packSizeLabel.setForeground(annotationColor);
}
}
checkbox.setText(node.getTranslatedText());
packSizeLabel.setText(Pack.toByteUnitsString(node.getTotalSize()));
if (node.isPartial())
{
checkbox.setSelected(false);
}
else
{
checkbox.setSelected(node.isSelected());
}
checkbox.setEnabled(node.isEnabled());
packSizeLabel.setEnabled(node.isEnabled());
if (node.getChildCount() > 0)
{
checkbox.setFont(boldFont);
packSizeLabel.setFont(boldFont);
}
else
{
checkbox.setFont(normalFont);
packSizeLabel.setFont(plainFont);
}
if (node.isPartial())
{
checkbox.setIcon(new PartialIcon());
}
else
{
checkbox.setIcon(normalCheckBox.getIcon());
}
}
return rendererPanel;
}
public Component getCheckRenderer()
{
return rendererPanel;
}
}
/**
* The model structure for a JTree node.
*
* @author Vladimir Ralev
* @version $Revision: 1.1 $
*/
class CheckBoxNode extends DefaultMutableTreeNode
{
/**
* Required (serializable)
*/
private static final long serialVersionUID = 8743154051564336973L;
String id;
boolean selected;
boolean partial;
boolean enabled;
boolean totalSizeChanged;
String translatedText;
Pack pack;
long totalSize;
public CheckBoxNode(String id, String translated, boolean selected)
{
this.id = id;
this.selected = selected;
this.translatedText = translated;
}
public CheckBoxNode(String id, String translated, Object elements[], boolean selected)
{
this.id = id;
this.translatedText = translated;
for (int i = 0, n = elements.length; i < n; i++)
{
CheckBoxNode tn = (CheckBoxNode) elements[i];
add(tn);
}
}
public boolean isLeaf()
{
return this.getChildCount() == 0;
}
public boolean isSelected()
{
return selected;
}
public void setSelected(boolean newValue)
{
selected = newValue;
}
public String getId()
{
return id;
}
public void setId(String newValue)
{
id = newValue;
}
public String toString()
{
return getClass().getName() + "[" + id + "/" + selected + "]";
}
public boolean isPartial()
{
return partial;
}
public void setPartial(boolean partial)
{
this.partial = partial;
if (partial)
{
setSelected(true);
}
}
public boolean isEnabled()
{
return enabled;
}
public void setEnabled(boolean enabled)
{
this.enabled = enabled;
}
public String getTranslatedText()
{
return translatedText;
}
public void setTranslatedText(String translatedText)
{
this.translatedText = translatedText;
}
public Pack getPack()
{
return pack;
}
public void setPack(Pack pack)
{
this.pack = pack;
}
public long getTotalSize()
{
return totalSize;
}
public void setTotalSize(long totalSize)
{
this.totalSize = totalSize;
}
public boolean isTotalSizeChanged()
{
return totalSizeChanged;
}
public void setTotalSizeChanged(boolean totalSizeChanged)
{
this.totalSizeChanged = totalSizeChanged;
}
}
/**
* Special checkbox icon which shows partially selected nodes.
*
* @author Vladimir Ralev
* @version $Revision: 1.1 $
*/
class PartialIcon implements Icon
{
protected int getControlSize()
{
return 13;
}
public void paintIcon(Component c, Graphics g, int x, int y)
{
int controlSize = getControlSize();
g.setColor(MetalLookAndFeel.getControlShadow());
g.fillRect(x, y, controlSize - 1, controlSize - 1);
drawBorder(g, x, y, controlSize, controlSize);
g.setColor(Color.green);
drawCheck(c, g, x, y);
}
private void drawBorder(Graphics g, int x, int y, int w, int h)
{
g.translate(x, y);
// outer frame rectangle
g.setColor(MetalLookAndFeel.getControlDarkShadow());
g.setColor(new Color(0.4f, 0.4f, 0.4f));
g.drawRect(0, 0, w - 2, h - 2);
// middle frame
g.setColor(MetalLookAndFeel.getControlHighlight());
g.setColor(new Color(0.6f, 0.6f, 0.6f));
g.drawRect(1, 1, w - 2, h - 2);
// background
g.setColor(new Color(0.99f, 0.99f, 0.99f));
g.fillRect(2, 2, w - 3, h - 3);
//some extra lines for FX
g.setColor(MetalLookAndFeel.getControl());
g.drawLine(0, h - 1, 1, h - 2);
g.drawLine(w - 1, 0, w - 2, 1);
g.translate(-x, -y);
}
protected void drawCheck(Component c, Graphics g, int x, int y)
{
int controlSize = getControlSize();
g.setColor(new Color(0.0f, 0.7f, 0.0f));
g.fillOval(x + controlSize / 2 - 2, y + controlSize / 2 - 2, 6, 6);
}
public int getIconWidth()
{
return getControlSize();
}
public int getIconHeight()
{
return getControlSize();
}
}
/**
* Controller class which handles the mouse clicks on checkbox nodes. Also
* contains utility methods to update the sizes and the states of the nodes.
*
* @author Vladimir Ralev
* @version $Revision: 1.1 $
*/
class CheckTreeController extends MouseAdapter
{
JTree tree;
TreePacksPanel treePacksPanel;
int checkWidth = new JCheckBox().getPreferredSize().width;
public CheckTreeController(TreePacksPanel p)
{
this.tree = p.getTree();
this.treePacksPanel = p;
}
private void selectNode(CheckBoxNode current)
{
current.setPartial(false);
treePacksPanel.setModelValue(current);
Enumeration e = current.depthFirstEnumeration();
while (e.hasMoreElements())
{
CheckBoxNode child = (CheckBoxNode) e.nextElement();
child.setSelected(current.isSelected() || child.getPack().required);
if (!child.isSelected())
{
child.setPartial(false);
}
treePacksPanel.setModelValue(child);
}
treePacksPanel.fromModel();
}
private boolean hasExcludes(CheckBoxNode node)
{
Enumeration e = node.depthFirstEnumeration();
while (e.hasMoreElements())
{
CheckBoxNode cbn = (CheckBoxNode) e.nextElement();
if (cbn.getPack().excludeGroup != null)
{
return true;
}
}
return false;
}
public void mouseReleased(MouseEvent me)
{
TreePath path = tree.getPathForLocation(me.getX(), me.getY());
if (path == null)
{
return;
}
CheckBoxNode current = (CheckBoxNode) path.getLastPathComponent();
treePacksPanel.setDescription(current.getId());
treePacksPanel.setDependencies(current.getId());
if (me.getX() > tree.getPathBounds(path).x + checkWidth)
{
return;
}
// If this pack is required, leave it alone
if (current.getPack().required)
{
return;
}
boolean currIsSelected = current.isSelected() & !current.isPartial();
boolean currIsPartial = current.isPartial();
boolean currHasExcludes = hasExcludes(current);
CheckBoxNode root = (CheckBoxNode) current.getRoot();
if (currIsPartial && currHasExcludes)
{
current.setSelected(false);
selectNode(current); // deselect actually
updateAllParents(root);
}
else
{
if (!currIsSelected)
{
selectAllChildNodes(current);
}
current.setSelected(!currIsSelected);
selectNode(current);
updateAllParents(root);
}
initTotalSize(root, true);
// must override the bytes being computed at packsModel
treePacksPanel.setBytes((int) root.getTotalSize());
treePacksPanel.showSpaceRequired();
tree.treeDidChange();
}
public void selectAllChildNodes(CheckBoxNode cbn)
{
Enumeration e = cbn.children();
while (e.hasMoreElements())
{
CheckBoxNode subCbn = (CheckBoxNode) e.nextElement();
selectAllDependencies(subCbn);
if (subCbn.getChildCount() > 0)
{
selectAllChildNodes(subCbn);
}
subCbn.setSelected(true);
// we need this, because the setModel ignored disabled values
subCbn.setEnabled(true);
treePacksPanel.setModelValue(subCbn);
subCbn.setEnabled(!subCbn.getPack().required);
}
}
public void selectAllDependencies(CheckBoxNode cbn)
{
Pack pack = cbn.getPack();
List deps = pack.getDependencies();
if (deps == null)
{
return;
}
Iterator e = deps.iterator();
while (e.hasNext())
{
String depId = e.next();
CheckBoxNode depCbn = treePacksPanel.getCbnById(depId);
selectAllDependencies(depCbn);
if (depCbn.getChildCount() > 0)
{
if (!depCbn.isSelected() || depCbn.isPartial())
{
selectAllChildNodes(depCbn);
}
}
depCbn.setSelected(true);
// we need this, because the setModel ignored disabled values
depCbn.setEnabled(true);
treePacksPanel.setModelValue(depCbn);
depCbn.setEnabled(!depCbn.getPack().required);
}
}
/**
* Updates partial/deselected/selected state of all parent nodes.
* This is needed and is a patch to allow unrelated nodes (in terms of the tree)
* to fire updates for each other.
*
* @param root
*/
public void updateAllParents(CheckBoxNode root)
{
Enumeration rootEnum = root.depthFirstEnumeration();
while (rootEnum.hasMoreElements())
{
CheckBoxNode child = (CheckBoxNode) rootEnum.nextElement();
if (child.getParent() != null && !child.getParent().equals(root))
{
updateParents(child);
}
}
}
/**
* Updates the parents of this particular node
*
* @param node
*/
private void updateParents(CheckBoxNode node)
{
CheckBoxNode parent = (CheckBoxNode) node.getParent();
if (parent != null && !parent.equals(parent.getRoot()))
{
Enumeration ne = parent.children();
boolean allSelected = true;
boolean allDeselected = true;
while (ne.hasMoreElements())
{
CheckBoxNode child = (CheckBoxNode) ne.nextElement();
if (child.isSelected())
{
allDeselected = false;
}
else
{
allSelected = false;
}
if (child.isPartial())
{
allSelected = allDeselected = false;
}
if (!allSelected && !allDeselected)
{
break;
}
}
if (parent.getChildCount() > 0)
{
if (!allSelected && !allDeselected)
{
setPartialParent(parent);
}
else
{
parent.setPartial(false);
}
if (allSelected)
{
parent.setSelected(true);
}
if (allDeselected)
{
parent.setSelected(false);
}
treePacksPanel.setModelValue(parent);
if (allSelected || allDeselected)
{
updateParents(parent);
}
}
//updateTotalSize(node);
}
}
public static void setPartialParent(CheckBoxNode node)
{
node.setPartial(true);
CheckBoxNode parent = (CheckBoxNode) node.getParent();
if (parent != null && !parent.equals(parent.getRoot()))
{
setPartialParent(parent);
}
}
public static long initTotalSize(CheckBoxNode node, boolean markChanged)
{
if (node.isLeaf())
{
return node.getPack().nbytes;
}
Enumeration e = node.children();
Pack nodePack = node.getPack();
long bytes = 0;
if (nodePack != null)
{
bytes = nodePack.nbytes;
}
while (e.hasMoreElements())
{
CheckBoxNode c = (CheckBoxNode) e.nextElement();
long size = initTotalSize(c, markChanged);
if (c.isSelected() || c.isPartial())
{
bytes += size;
}
}
if (markChanged)
{
long old = node.getTotalSize();
if (old != bytes)
{
node.setTotalSizeChanged(true);
}
else
{
node.setTotalSizeChanged(false);
}
}
node.setTotalSize(bytes);
return bytes;
}
}
