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ABCExplorer - cache icons

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This commit is contained in:
Jindra Petřík
2023-10-01 17:50:36 +02:00
parent 306419b93b
commit 3fa5668810
1 changed files with 13 additions and 1 deletions
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14
src/com/jpexs/decompiler/flash/gui/abc/ABCExplorerDialog.java
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@@ -70,12 +70,15 @@ import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Queue;
import java.util.Set;
import java.util.Stack;
import javax.swing.ImageIcon;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JMenuItem;
@@ -2227,6 +2230,8 @@ public class ABCExplorerDialog extends AppDialog {
public static class ExplorerTreeCellRenderer extends DefaultTreeCellRenderer {
Map<String, ImageIcon> iconCache = new HashMap<>();
public ExplorerTreeCellRenderer() {
setUI(new BasicLabelUI());
setOpaque(false);
@@ -2274,7 +2279,14 @@ public class ABCExplorerDialog extends AppDialog {
HasIcon hi = (HasIcon) value;
String iconFile = hi.getIcon().getFile();
if (!iconFile.isEmpty()) {
setIcon(View.getIcon(iconFile));
ImageIcon icon;
if (iconCache.containsKey(iconFile)) {
icon = iconCache.get(iconFile);
} else {
icon = View.getIcon(iconFile);
iconCache.put(iconFile, icon);
}
setIcon(icon);
}
} else {
setIcon(null);