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added icons to tree view

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hneemann 2017-03-26 11:54:51 +02:00
parent 28f6129509
commit 71ee13ad2b
4 changed files with 59 additions and 19 deletions
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32
src/main/java/de/neemann/digital/draw/library/LibraryNode.java
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@ -1,7 +1,10 @@
package de.neemann.digital.draw.library;
import de.neemann.digital.core.element.ElementTypeDescription;
import de.neemann.digital.draw.elements.VisualElement;
import de.neemann.digital.draw.shapes.ShapeFactory;
import javax.swing.*;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
@ -17,6 +20,7 @@ public class LibraryNode implements Iterable<LibraryNode> {
private final String name;
private final DescriptionCreator creator;
private ElementTypeDescription description;
private ImageIcon icon;
/**
* Creates a new node with the given name.
@ -62,7 +66,7 @@ public class LibraryNode implements Iterable<LibraryNode> {
* Adds a node.
* Throws an exception if this node is a leaf
*
* @param node
* @param node the node to add
*/
void add(LibraryNode node) {
children.add(node);
@ -188,4 +192,30 @@ public class LibraryNode implements Iterable<LibraryNode> {
public String toString() {
return translatedName;
}
/**
* Returns the icon.
* If icon not available the icon is created
*
* @param shapeFactory the shape factory to create the icon
* @return the icon
* @throws IOException IOException
*/
public ImageIcon getIcon(ShapeFactory shapeFactory) throws IOException {
getDescription();
return getIconOrNull(shapeFactory);
}
/**
* Returns the icon.
* If icon not available null is returned
*
* @param shapeFactory the shape factory to create the icon
* @return the icon or null
*/
public ImageIcon getIconOrNull(ShapeFactory shapeFactory) {
if (icon == null && description != null)
icon = new VisualElement(description.getName()).setShapeFactory(shapeFactory).createIcon(75);
return icon;
}
}

17
src/main/java/de/neemann/digital/gui/InsertAction.java
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@ -33,7 +33,7 @@ public final class InsertAction extends ToolTipAction {
* @param shapeFactory the shapeFactory to create the icon
*/
public InsertAction(LibraryNode node, InsertHistory insertHistory, CircuitComponent circuitComponent, ShapeFactory shapeFactory) {
super(node.getTranslatedName(), createIcon(node, shapeFactory));
super(node.getTranslatedName(), node.getIconOrNull(shapeFactory));
this.shapeFactory = shapeFactory;
this.node = node;
this.insertHistory = insertHistory;
@ -47,7 +47,7 @@ public final class InsertAction extends ToolTipAction {
if (getIcon() == null) {
try {
node.getDescription();
setIcon(createIcon(node, shapeFactory));
setIcon(node.getIcon(shapeFactory));
} catch (IOException ex) {
SwingUtilities.invokeLater(new ErrorMessage(Lang.get("msg_errorImportingModel")).addCause(ex));
}
@ -69,17 +69,4 @@ public final class InsertAction extends ToolTipAction {
return node.getName();
}
private static ImageIcon createIcon(LibraryNode node, ShapeFactory shapeFactory) {
// doesn't load the description if only the icon is needed
// create action without an icon instead
if (node.isDescriptionLoaded()) {
try {
return new VisualElement(node.getDescription().getName()).setShapeFactory(shapeFactory).createIcon(75);
} catch (IOException ex) {
SwingUtilities.invokeLater(new ErrorMessage(Lang.get("msg_errorImportingModel")).addCause(ex));
}
}
return null;
}
}

25
src/main/java/de/neemann/digital/gui/components/tree/SelectTree.java
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@ -10,7 +10,9 @@ import de.neemann.digital.gui.InsertHistory;
import de.neemann.digital.gui.components.CircuitComponent;
import javax.swing.*;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.tree.TreePath;
import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.IOException;
@ -21,6 +23,8 @@ import java.io.IOException;
*/
public class SelectTree extends JTree {
private final ShapeFactory shapeFactory;
/**
* Create a new instance
*
@ -31,6 +35,7 @@ public class SelectTree extends JTree {
*/
public SelectTree(ElementLibrary library, CircuitComponent component, ShapeFactory shapeFactory, InsertHistory insertHistory) {
super(new MyTreeModel(library));
this.shapeFactory = shapeFactory;
addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent mouseEvent) {
@ -50,6 +55,26 @@ public class SelectTree extends JTree {
}
});
setCellRenderer(new MyCellRenderer());
}
private class MyCellRenderer extends DefaultTreeCellRenderer {
@Override
public Component getTreeCellRendererComponent(JTree tree,
Object value,
boolean selected,
boolean expanded,
boolean leaf,
int row,
boolean hasFocus) {
JLabel comp = (JLabel) super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
if (leaf)
comp.setIcon(((LibraryNode) value).getIconOrNull(shapeFactory));
else
comp.setIcon(null);
return comp;
}
}
}

4
src/main/java/de/neemann/digital/gui/components/tree/SelectTreeDialog.java
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@ -28,7 +28,7 @@ public class SelectTreeDialog extends JDialog {
* @param insertHistory the insert history
*/
public SelectTreeDialog(Main main, ElementLibrary library, CircuitComponent component, ShapeFactory shapeFactory, InsertHistory insertHistory) {
super(main, Lang.get("select"), false);
super(main, Lang.get("menu_elements"), false);
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
JTree tree = new SelectTree(library, component, shapeFactory, insertHistory);
@ -44,7 +44,5 @@ public class SelectTreeDialog extends JDialog {
pack();
setSize(getWidth(), main.getHeight());
setLocation(main.getLocation().x - getWidth(), main.getLocation().y);
}
}