Example usage for javax.swing JTree getUI

Introduction

In this page you can find the example usage for javax.swing JTree getUI.

Prototype

public TreeUI getUI() 

Source Link

Document

Returns the L&F object that renders this component.

Usage

From source file:de.codesourcery.eve.skills.ui.renderer.SkillTreeRenderer.java

@Override
public Component getTreeCellRendererComponent(final JTree tree, Object n, boolean sel, boolean expanded,
        boolean leaf, int row, boolean hasFocus) {

    final ITreeNode node = (ITreeNode) n;
    final Object value = node.getValue();

    if (value == null) {

        super.getTreeCellRendererComponent(tree, n, sel, expanded, leaf, row, hasFocus);

        setText(null);//from  ww w  .  j ava  2  s. co m
        return this;
    }

    final ICharacter character = charProvider.getSelectedItem();

    final String label;
    if (value instanceof Prerequisite) {

        super.getTreeCellRendererComponent(tree, n, sel, expanded, leaf, row, hasFocus);

        final Prerequisite r = (Prerequisite) value;

        String sCurrentLvl = "";
        if (character.hasSkill(r.getSkill())) {
            final int currentLvl = character.getSkillLevel(r.getSkill()).getLevel();
            if (currentLvl < r.getRequiredLevel()) {
                sCurrentLvl = " ( current: " + currentLvl + " )";
            }
        }
        label = "req: " + r.getSkill().getName() + " lvl " + r.getRequiredLevel() + sCurrentLvl;

        setForeground(getColorForSkill(r, character));
        setText(label);

        setToolTipText(toToolTip(character, r.getSkill()));

    } else if (value instanceof SkillGroup) {

        super.getTreeCellRendererComponent(tree, n, sel, expanded, leaf, row, hasFocus);

        final SkillGroup cat = (SkillGroup) value;

        if (character != null) {

            final long current = cat.getSkillpoints(character);

            final long maximumSkillpoints = cat.getMaximumSkillpoints();

            final String percent = skillPointDeltaToString(current, maximumSkillpoints);

            label = cat.getName() + "          " + StringUtils.leftPad(percent, 30 - cat.getName().length());
        } else {
            label = cat.getName();
        }
    } else if (value instanceof Skill) {

        final Skill s = (Skill) value;

        final int skillLevel;
        final String skillPoints;
        TrainedSkill trained = null;
        if (character != null) {

            trained = character.getSkillLevel(s);

            final long current = trained.getSkillpoints();
            final long max = s.getMaximumSkillpoints();

            skillLevel = trained.getLevel();
            if (renderCurrentSkillPoints) {
                skillPoints = "        " + skillPointDeltaToString(current, max);
            } else {
                skillPoints = "";
            }
        } else {
            skillLevel = 0;
            skillPoints = "";
        }

        String partiallyTrained = "";
        if (trained != null && skillLevel != Skill.MAX_LEVEL && trained.isPartiallyTrained()) {
            final int nextLevel = skillLevel + 1;
            int percent = Math.round(trained.getFractionOfLevelTrained(nextLevel));
            if (percent == 100) {
                percent = 99;
            }
            partiallyTrained = " [ " + percent + "% of lvl " + nextLevel + " trained ]";
        }

        label = s.getName() + " (Rank " + s.getRank() + ")" + skillPoints + partiallyTrained;

        IRenderCallback callback = new IRenderCallback() {

            @Override
            public Icon getClosedIcon() {
                return (Icon) DefaultLookup.get(tree, tree.getUI(), "Tree.closedIcon");
                //               return DefaultLookup.getIcon(tree, tree.getUI(), "Tree.closedIcon");
            }

            @Override
            public Icon getLeafIcon() {
                return (Icon) DefaultLookup.get(tree, tree.getUI(), "Tree.leafIcon");
                //               return DefaultLookup.getIcon(tree, tree.getUI() , "Tree.leafIcon" );
            }

            @Override
            public Icon getOpenIcon() {
                return (Icon) DefaultLookup.get(tree, tree.getUI(), "Tree.openIcon");
                //               return DefaultLookup.getIcon(tree, tree.getUI() , "Tree.openIcon" );               
            }

            @Override
            public Color getTextNonSelectionColor() {
                return (Color) DefaultLookup.get(tree, tree.getUI(), "Tree.textForeground");
                //               return DefaultLookup.getColor(tree, tree.getUI() , "Tree.textForeground");
            }

            @Override
            public Color getTextSelectionColor() {
                return (Color) DefaultLookup.get(tree, tree.getUI(), "Tree.selectionForeground");
                //               return DefaultLookup.getColor(tree, tree.getUI() , "Tree.selectionForeground");
            }

            @Override
            public Color getBackgroundSelectionColor() {
                return (Color) DefaultLookup.get(tree, tree.getUI(), "Tree.selectionBackground");
                //               return DefaultLookup.getColor(tree, tree.getUI() , "Tree.selectionBackground");
            }

            @Override
            public Color getBackgroundNonSelectionColor() {
                return (Color) DefaultLookup.get(tree, tree.getUI(), "Tree.textBackground");
                //               return DefaultLookup.getColor(tree, tree.getUI() , "Tree.textBackground");
            }
        };

        skillLabel.setText(label);
        skillLabel.setupTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus, callback);
        if (trained != null) {
            skillLabel.setTrainedSkill(trained);
        } else {
            skillLabel.setTrainedSkill(new TrainedSkill(s, 0));
        }
        skillLabel.setForeground(getColorForSkill(s, character));

        skillLabel.setToolTipText(toToolTip(character, s));

        return skillLabel;
    } else {
        label = null;
    }

    if (DEBUG && value != null) {
        final String[] className = value.getClass().getName().split("\\.");
        final String name = "[" + className[className.length - 1] + "]";
        if (label != null) {
            setText(name + " " + label);
        } else {
            setText(name);
        }
    } else {
        setText(label);
    }

    return this;
}

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