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inspection settings: use single line label for description IDEA-165091

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This commit is contained in:
Dmitry Batkovich
2017-03-21 19:51:58 +03:00
parent b9e3674fa7
commit 858cfc906e
1 changed files with 34 additions and 31 deletions
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platform/lang-impl/src/com/intellij/application/options/schemes/AbstractDescriptionAwareSchemesPanel.java
+34 -31
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@@ -17,19 +17,19 @@ package com.intellij.application.options.schemes;
import com.intellij.openapi.options.Scheme;
import com.intellij.openapi.ui.MessageType;
import com.intellij.openapi.ui.ex.MultiLineLabel;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.wm.IdeFocusManager;
import com.intellij.ui.ClickListener;
import com.intellij.ui.JBColor;
import com.intellij.ui.components.JBLabel;
import com.intellij.ui.components.JBTextField;
import com.intellij.util.ui.UIUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.Arrays;
public abstract class AbstractDescriptionAwareSchemesPanel<T extends Scheme> extends AbstractSchemesPanel<T, JPanel> {
private static final String SHOW_DESCRIPTION_CARD = "show.description.card";
@@ -141,51 +141,54 @@ public abstract class AbstractDescriptionAwareSchemesPanel<T extends Scheme> ext
showDescription();
}
private static class DescriptionLabel extends MultiLineLabel {
private static class DescriptionLabel extends JBLabel {
private String myAllText;
public DescriptionLabel() {
UIUtil.applyStyle(UIUtil.ComponentStyle.SMALL, this);
setForeground(JBColor.GRAY);
setVerticalAlignment(CENTER);
setHorizontalAlignment(LEFT);
addComponentListener(new ComponentAdapter() {
@Override
public void componentResized(ComponentEvent e) {
calculateText();
}
});
}
public void setAllText(String allText) {
myAllText = allText;
calculateText();
revalidate();
repaint();
}
@Override
protected void paintComponent(Graphics g) {
int width = getSize().width;
FontMetrics fontMetrics = getFontMetrics(getFont());
int charWidth = fontMetrics.charWidth('a');
int firstLineSize = Math.max(0, width / charWidth);
if (myAllText.length() <= firstLineSize) {
setText(myAllText);
setToolTipText(null);
} else {
String firstLine = myAllText.substring(0, firstLineSize);
String remainPart = myAllText.substring(firstLineSize);
int lastWhitespace = firstLine.lastIndexOf(' ');
if (lastWhitespace > -1) {
remainPart = firstLine.substring(lastWhitespace) + remainPart;
firstLine = firstLine.substring(0, lastWhitespace);
}
String visibleText = firstLine + "\n";
int secondLineSize = Math.max(0, (width - 3 * fontMetrics.charWidth('.')) / charWidth);
if (remainPart.length() <= secondLineSize) {
setText(visibleText + remainPart.trim());
setToolTipText(null);
} else {
setText(visibleText + remainPart.trim().substring(0, secondLineSize) + "...");
setToolTipText("..." + remainPart.substring(secondLineSize));
private void calculateText() {
FontMetrics metrics = getFontMetrics(getFont());
int width = getSize().width - metrics.stringWidth("...");
if (width <= 0) {
setText("...");
setToolTipText(myAllText);
}
char[] text = myAllText.toCharArray();
int[] charsWidth = new int[text.length];
for (int i = 0; i < text.length; i++) {
int w = metrics.charWidth(text[i]);
for (int j = 0; j <= i; j++) {
charsWidth[i] += w;
}
}
super.paintComponent(g);
int idx = Arrays.binarySearch(charsWidth, 0, charsWidth.length, width);
if (idx < 0) {
idx = -idx - 1;
}
if (idx < myAllText.length()) {
setText(myAllText.substring(0, idx) + "...");
setToolTipText(myAllText.substring(idx));
} else {
setText(myAllText.substring(0, idx));
}
}
}
}