From 0eff06096bc4852f2580f20a0c5bf970ecf66987 Mon Sep 17 00:00:00 2001
From: 2xsaiko
Date: Wed, 29 Apr 2020 18:24:29 +0200
Subject: Rewrite search dialog (#233)

* Fix searching

* Make buttons use localization

* Fix rename field opening when pressing shift+space

* Tweak search algorithm

* Add a bit of documentation

* Remove duplicate example line

* Use max() when building the inner map instead of overwriting the old value

* Keep search dialog state

* Formatting

* Fix cursor key selection not scrolling to selected item

* Don't set font size

* Rename close0 to exit

* Fix wrong scrolling when selecting search dialog entry---
 .../enigma/gui/util/AbstractListCellRenderer.java  | 75 ++++++++++++++++++++++
 .../java/cuchaz/enigma/gui/util/ScaleUtil.java     |  6 ++
 2 files changed, 81 insertions(+)
 create mode 100644 src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java

(limited to 'src/main/java/cuchaz/enigma/gui/util')

diff --git a/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java b/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java
new file mode 100644
index 0000000..e071fe1
--- /dev/null
+++ b/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java
@@ -0,0 +1,75 @@
+package cuchaz.enigma.gui.util;
+
+import java.awt.Component;
+import java.awt.event.MouseEvent;
+
+import javax.swing.*;
+import javax.swing.border.Border;
+
+public abstract class AbstractListCellRenderer<E> extends JPanel implements ListCellRenderer<E> {
+
+	private static final Border NO_FOCUS_BORDER = BorderFactory.createEmptyBorder(1, 1, 1, 1);
+
+	public AbstractListCellRenderer() {
+		setBorder(getNoFocusBorder());
+	}
+
+	protected Border getNoFocusBorder() {
+		Border border = UIManager.getLookAndFeel().getDefaults().getBorder("List.List.cellNoFocusBorder");
+		if (border == null) {
+			return NO_FOCUS_BORDER;
+		}
+		return border;
+	}
+
+	protected Border getBorder(boolean isSelected, boolean cellHasFocus) {
+		Border b = null;
+		if (cellHasFocus) {
+			UIDefaults defaults = UIManager.getLookAndFeel().getDefaults();
+			if (isSelected) {
+				b = defaults.getBorder("List.focusSelectedCellHighlightBorder");
+			}
+			if (b == null) {
+				b = defaults.getBorder("List.focusCellHighlightBorder");
+			}
+		} else {
+			b = getNoFocusBorder();
+		}
+		return b;
+	}
+
+	public abstract void updateUiForEntry(JList<? extends E> list, E value, int index, boolean isSelected, boolean cellHasFocus);
+
+	@Override
+	public Component getListCellRendererComponent(JList<? extends E> list, E value, int index, boolean isSelected, boolean cellHasFocus) {
+		updateUiForEntry(list, value, index, isSelected, cellHasFocus);
+
+		if (isSelected) {
+			setBackground(list.getSelectionBackground());
+			setForeground(list.getSelectionForeground());
+		} else {
+			setBackground(list.getBackground());
+			setForeground(list.getForeground());
+		}
+
+		setEnabled(list.isEnabled());
+		setFont(list.getFont());
+
+		setBorder(getBorder(isSelected, cellHasFocus));
+
+		// This isn't the width of the cell, but it's close enough for where it's needed (getComponentAt in getToolTipText)
+		setSize(list.getWidth(), getPreferredSize().height);
+
+		return this;
+	}
+
+	@Override
+	public String getToolTipText(MouseEvent event) {
+		Component c = getComponentAt(event.getPoint());
+		if (c instanceof JComponent) {
+			return ((JComponent) c).getToolTipText();
+		}
+		return getToolTipText();
+	}
+
+}
diff --git a/src/main/java/cuchaz/enigma/gui/util/ScaleUtil.java b/src/main/java/cuchaz/enigma/gui/util/ScaleUtil.java
index 8bc826f..9f722e9 100644
--- a/src/main/java/cuchaz/enigma/gui/util/ScaleUtil.java
+++ b/src/main/java/cuchaz/enigma/gui/util/ScaleUtil.java
@@ -7,7 +7,9 @@ import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
 
+import javax.swing.BorderFactory;
 import javax.swing.UIManager;
+import javax.swing.border.Border;
 
 import com.github.swingdpi.UiDefaultsScaler;
 import com.github.swingdpi.plaf.BasicTweaker;
@@ -69,6 +71,10 @@ public class ScaleUtil {
 		return (int) (i * getScaleFactor());
 	}
 
+	public static Border createEmptyBorder(int top, int left, int bottom, int right) {
+		return BorderFactory.createEmptyBorder(scale(top), scale(left), scale(bottom), scale(right));
+	}
+
 	public static int invert(int i) {
 		return (int) (i / getScaleFactor());
 	}
-- 
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