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GP-2047 - fix for tree rendering bug on some Linux systems

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This commit is contained in:
dragonmacher 2022-05-18 12:28:47 -04:00
parent e3a751ca46
commit 0de8cd3aca
4 changed files with 18 additions and 21 deletions
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12
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/tree/BackgroundIcon.java
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@ -1,6 +1,5 @@
/* ###
* IP: GHIDRA
* REVIEWED: YES
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -25,31 +24,27 @@ class BackgroundIcon implements Icon {
private static Color VERSION_ICON_COLOR_DARK = new Color(0x82, 0x82, 0xff);
private static Color VERSION_ICON_COLOR_LIGHT = new Color(0x9f, 0x9f, 0xff);
private static final int WIDTH = 18;
private static final int HEIGHT = 17;
private int width;
private int height;
private boolean isVersioned;
BackgroundIcon(boolean isVersioned) {
this(WIDTH, HEIGHT, isVersioned);
}
BackgroundIcon(int width, int height, boolean isVersioned) {
this.width = width;
this.height = height;
this.isVersioned = isVersioned;
}
@Override
public int getIconHeight() {
return height;
}
@Override
public int getIconWidth() {
return width;
}
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
if (isVersioned) {
g.setColor(VERSION_ICON_COLOR_LIGHT);
@ -63,7 +58,6 @@ class BackgroundIcon implements Icon {
else {
g.setColor(c.getBackground());
g.fillRect(x, y, width, height);
}
}
}

12
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/tree/DataTypeArchiveGTree.java
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@ -331,11 +331,15 @@ public class DataTypeArchiveGTree extends GTree {
JLabel label = (JLabel) super.getTreeCellRendererComponent(tree, value, isSelected,
expanded, leaf, row, focus);
// Background icon uses the label's color so set it to match the
// tree's background. Otherwise the icon's in the tree might have a
// different background and look odd.
MultiIcon multiIcon = new MultiIcon(new BackgroundIcon(ICON_WIDTH, ICON_HEIGHT, false));
if (!label.isOpaque()) {
// work around an issue on some platforms where the label is painting a color that
// does not match the tree
label.setBackground(
isSelected ? getBackgroundSelectionColor() : tree.getBackground());
}
MultiIcon multiIcon = new MultiIcon(
new BackgroundIcon(ICON_WIDTH, ICON_HEIGHT, false));
Icon icon = getIcon();
multiIcon.addIcon(new CenterVerticalIcon(icon, ICON_HEIGHT));

1
Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/support/GTreeRenderer.java
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@ -52,7 +52,6 @@ public class GTreeRenderer extends DefaultTreeCellRenderer implements GComponent
// paint the previously dragged-over node as the drop target.
paintDropTarget = (value == dropTarget);
setOpaque(true);
setBackground(selected1 ? getBackgroundSelectionColor() : getBackgroundNonSelectionColor());
if (!(value instanceof GTreeNode)) {

4
Ghidra/Framework/Generic/src/main/java/resources/MultiIcon.java
View File

@ -138,8 +138,8 @@ public class MultiIcon implements Icon {
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
init();
for (int i = 0; i < iconList.size(); i++) {
Icon icon = iconList.get(i);
for (Icon icon : iconList) {
icon.paintIcon(c, g, x, y);
}