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- /*
- * Copyright (c) 2006-2017 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
- * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
- * OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
- package com.dmdirc.addons.ui_swing.framemanager.tree;
-
- import com.dmdirc.addons.ui_swing.UIUtilities;
- import com.dmdirc.config.provider.AggregateConfigProvider;
- import com.dmdirc.config.provider.ConfigChangeListener;
- import com.dmdirc.ui.messages.ColourManager;
- import com.dmdirc.ui.messages.IRCControlCodes;
- import com.dmdirc.ui.messages.Styliser;
-
- import java.awt.Color;
- import java.awt.Component;
- import java.awt.Dimension;
-
- import javax.swing.BorderFactory;
- import javax.swing.JLabel;
- import javax.swing.JTree;
- import javax.swing.UIManager;
- import javax.swing.tree.TreeCellRenderer;
-
- /**
- * Displays a node in a tree according to its type.
- */
- public class TreeViewTreeCellRenderer implements TreeCellRenderer,
- ConfigChangeListener {
-
- /** Parent frame manager. */
- private final TreeFrameManager manager;
- /** Config manager. */
- private final AggregateConfigProvider config;
- /** The colour manager to use to resolve colours. */
- private final ColourManager colourManager;
- /** Styliser to use. */
- private final Styliser styliser;
- /** Rollover colours. */
- private Color rolloverColour;
- /** Active bold. */
- private boolean activeBold;
- /** Active background. */
- private Color activeBackground;
- /** Active foreground. */
- private Color activeForeground;
-
- /**
- * Creates a new instance of TreeViewTreeCellRenderer.
- *
- * @param config Config manager to retrieve settings from
- * @param colourManager The colour manager to use to resolve colours.
- * @param manager Parent TreeFrameManager
- */
- public TreeViewTreeCellRenderer(final AggregateConfigProvider config,
- final ColourManager colourManager, final TreeFrameManager manager) {
- this.manager = manager;
-
- this.config = config;
- this.colourManager = colourManager;
-
- styliser = new Styliser(null, config, colourManager);
-
- setColours();
-
- config.addChangeListener("ui", this);
- config.addChangeListener("treeview", this);
- }
-
- /**
- * Configures the renderer based on the passed parameters.
- *
- * @param tree JTree for this renderer.
- * @param value node to be rendered.
- * @param sel whether the node is selected.
- * @param expanded whether the node is expanded.
- * @param leaf whether the node is a leaf.
- * @param row the node's row.
- * @param hasFocus whether the node has focus.
- *
- * @return RendererComponent for this node.
- */
- @Override
- public Component getTreeCellRendererComponent(final JTree tree,
- final Object value, final boolean sel, final boolean expanded,
- final boolean leaf, final int row, final boolean hasFocus) {
-
- if (value == null) {
- return new JLabel("Node == null");
- }
- final NodeLabel label = ((TreeViewNode) value).getLabel();
- if (label == null) {
- return new JLabel("Label == null");
- }
- Color background = tree.getBackground();
- Color foreground = tree.getForeground();
-
- if (label.isRollover()) {
- background = rolloverColour;
- }
-
- final Color colour = label.getNotificationColour();
- if (colour != null) {
- foreground = colour;
- }
-
- final boolean bold;
- if (label.isSelected()) {
- bold = activeBold;
- if (!tree.getBackground().equals(activeBackground)) {
- background = activeBackground;
- }
- foreground = activeForeground;
- } else {
- bold = false;
- }
-
- final StringBuilder sb = new StringBuilder();
- if (bold) {
- sb.append(IRCControlCodes.BOLD);
- }
- sb.append(IRCControlCodes.COLOUR_HEX);
- sb.append(UIUtilities.getHex(foreground));
- sb.append(',');
- sb.append(UIUtilities.getHex(background));
- label.setBackground(background);
- label.setOpaque(true);
- label.setTextStyle(styliser, sb.toString());
- label.setBorder(BorderFactory.createEmptyBorder(1, 0, 2, 0));
- label.setPreferredSize(new Dimension(100000, tree.getFontMetrics(
- UIManager.getFont("Tree.font")).getHeight() + 2));
-
- return label;
- }
-
- /** Sets the colours for the renderer. */
- private void setColours() {
- rolloverColour = UIUtilities.convertColour(
- colourManager.getColourFromString(
- config.getOptionString(
- "ui", "treeviewRolloverColour",
- "treeview", "backgroundcolour",
- "ui", "backgroundcolour"), null));
- activeBackground = UIUtilities.convertColour(
- colourManager.getColourFromString(
- config.getOptionString(
- "ui", "treeviewActiveBackground",
- "treeview", "backgroundcolour",
- "ui", "backgroundcolour"), null));
- activeForeground = UIUtilities.convertColour(
- colourManager.getColourFromString(
- config.getOptionString(
- "ui", "treeviewActiveForeground",
- "treeview", "foregroundcolour",
- "ui", "foregroundcolour"), null));
- activeBold = config.getOptionBool("ui", "treeviewActiveBold");
-
- manager.getTree().repaint();
- }
-
- @Override
- public void configChanged(final String domain, final String key) {
- if (("ui".equals(domain) || "treeview".equals(domain))
- && ("treeviewRolloverColour".equals(key)
- || "treeviewActiveBackground".equals(key)
- || "treeviewActiveForeground".equals(key)
- || "treeviewActiveBold".equals(key)
- || "backgroundcolour".equals(key)
- || "foregroundcolour".equals(key))) {
- setColours();
- }
- }
-
- }
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