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Extras: FlatInspector: use HTML in tooltip

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This commit is contained in:
Karl Tauber
2021-02-04 15:19:33 +01:00
parent be507de6c1
commit 9d5934df14
2 changed files with 73 additions and 39 deletions
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6
CHANGELOG.md
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@@ -3,6 +3,12 @@ FlatLaf Change Log
## 1.0-rc3-SNAPSHOT
#### New features and improvements
- Extras:
- UI Inspector: Use HTML in tooltip. Display color value in same format as
used in FlatLaf properties files. Added color preview.
#### Fixed bugs
- Label and ToolTip: Fixed font sizes for `<code>`, `<kbd>`, `<big>`, `<small>`

106
flatlaf-extras/src/main/java/com/formdev/flatlaf/extras/FlatInspector.java
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@@ -55,7 +55,6 @@ import javax.swing.border.EmptyBorder;
import javax.swing.border.LineBorder;
import javax.swing.plaf.UIResource;
import javax.swing.text.JTextComponent;
import com.formdev.flatlaf.ui.FlatToolTipUI;
import com.formdev.flatlaf.ui.FlatUIUtils;
import com.formdev.flatlaf.util.UIScale;
@@ -365,12 +364,7 @@ public class FlatInspector
}
if( tip == null ) {
tip = new JToolTip() {
@Override
public void updateUI() {
setUI( FlatToolTipUI.createUI( this ) );
}
};
tip = new JToolTip();
rootPane.getLayeredPane().add( tip, TOOLTIP_LAYER );
} else
tip.setVisible( true );
@@ -397,15 +391,18 @@ public class FlatInspector
}
private static String buildToolTipText( Component c, int parentLevel ) {
StringBuilder buf = new StringBuilder( 1500 );
buf.append( "<html><style>" );
buf.append( "td { padding: 0 10 0 0; }" );
buf.append( "</style><table>" );
String name = c.getClass().getName();
name = name.substring( name.lastIndexOf( '.' ) + 1 );
String text =
"Class: " + name + " (" + c.getClass().getPackage().getName() + ")\n" +
"Size: " + c.getWidth() + ',' + c.getHeight() + " @ " + c.getX() + ',' + c.getY() + '\n';
appendRow( buf, "Class", name + " (" + c.getClass().getPackage().getName() + ")" );
appendRow( buf, "Size", c.getWidth() + ", " + c.getHeight() + "&nbsp;&nbsp; @ " + c.getX() + ", " + c.getY() );
if( c instanceof Container )
text += "Insets: " + toString( ((Container)c).getInsets() ) + '\n';
appendRow( buf, "Insets", toString( ((Container)c).getInsets() ) );
Insets margin = null;
if( c instanceof AbstractButton )
@@ -418,28 +415,28 @@ public class FlatInspector
margin = ((JToolBar) c).getMargin();
if( margin != null )
text += "Margin: " + toString( margin ) + '\n';
appendRow( buf, "Margin", toString( margin ) );
Dimension prefSize = c.getPreferredSize();
Dimension minSize = c.getMinimumSize();
Dimension maxSize = c.getMaximumSize();
text += "Pref size: " + prefSize.width + ',' + prefSize.height + '\n' +
"Min size: " + minSize.width + ',' + minSize.height + '\n' +
"Max size: " + maxSize.width + ',' + maxSize.height + '\n';
appendRow( buf, "Pref size", prefSize.width + ", " + prefSize.height );
appendRow( buf, "Min size", minSize.width + ", " + minSize.height );
appendRow( buf, "Max size", maxSize.width + ", " + maxSize.height );
if( c instanceof JComponent )
text += "Border: " + toString( ((JComponent)c).getBorder() ) + '\n';
appendRow( buf, "Border", toString( ((JComponent)c).getBorder() ) );
text += "Background: " + toString( c.getBackground() ) + '\n' +
"Foreground: " + toString( c.getForeground() ) + '\n' +
"Font: " + toString( c.getFont() ) + '\n';
appendRow( buf, "Background", toString( c.getBackground() ) );
appendRow( buf, "Foreground", toString( c.getForeground() ) );
appendRow( buf, "Font", toString( c.getFont() ) );
if( c instanceof JComponent ) {
try {
Field f = JComponent.class.getDeclaredField( "ui" );
f.setAccessible( true );
Object ui = f.get( c );
text += "UI: " + (ui != null ? ui.getClass().getName() : "null") + '\n';
appendRow( buf, "UI", (ui != null ? ui.getClass().getName() : "null") );
} catch( NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException ex ) {
// ignore
}
@@ -448,34 +445,46 @@ public class FlatInspector
if( c instanceof Container ) {
LayoutManager layout = ((Container)c).getLayout();
if( layout != null )
text += "Layout: " + layout.getClass().getName() + '\n';
appendRow( buf, "Layout", layout.getClass().getName() );
}
text += "Enabled: " + c.isEnabled() + '\n';
text += "Opaque: " + c.isOpaque() + (c instanceof JComponent &&
FlatUIUtils.hasOpaqueBeenExplicitlySet( (JComponent) c ) ? " EXPLICIT" : "") + '\n';
appendRow( buf, "Enabled", String.valueOf( c.isEnabled() ) );
appendRow( buf, "Opaque", String.valueOf( c.isOpaque() )
+ (c instanceof JComponent && FlatUIUtils.hasOpaqueBeenExplicitlySet( (JComponent) c ) ? " EXPLICIT" : "") );
if( c instanceof AbstractButton )
text += "ContentAreaFilled: " + ((AbstractButton)c).isContentAreaFilled() + '\n';
text += "Focusable: " + c.isFocusable() + '\n';
text += "Left-to-right: " + c.getComponentOrientation().isLeftToRight() + '\n';
text += "Parent: " + (c.getParent() != null ? c.getParent().getClass().getName() : "null");
appendRow( buf, "ContentAreaFilled", String.valueOf( ((AbstractButton)c).isContentAreaFilled() ) );
appendRow( buf, "Focusable", String.valueOf( c.isFocusable() ) );
appendRow( buf, "Left-to-right", String.valueOf( c.getComponentOrientation().isLeftToRight() ) );
appendRow( buf, "Parent", (c.getParent() != null ? c.getParent().getClass().getName() : "null") );
buf.append( "<tr><td colspan=\"2\">" );
if( parentLevel > 0 )
buf.append( "<br>Parent level: " + parentLevel );
if( parentLevel > 0 )
text += "\n\nParent level: " + parentLevel;
if( parentLevel > 0 )
text += "\n(press Ctrl/Shift to increase/decrease level)";
buf.append( "<br>(press Ctrl/Shift to increase/decrease level)" );
else
text += "\n\n(press Ctrl key to inspect parent)";
buf.append( "<br>(press Ctrl key to inspect parent)" );
return text;
buf.append( "</td></tr>" );
buf.append( "</table></html>" );
return buf.toString();
}
private static void appendRow( StringBuilder buf, String key, String value ) {
buf.append( "<tr><td><b>" )
.append( key )
.append( ":</b></td><td>" )
.append( value )
.append( "</td></tr>" );
}
private static String toString( Insets insets ) {
if( insets == null )
return "null";
return insets.top + "," + insets.left + ',' + insets.bottom + ',' + insets.right
return insets.top + ", " + insets.left + ", " + insets.bottom + ", " + insets.right
+ (insets instanceof UIResource ? " UI" : "");
}
@@ -483,10 +492,29 @@ public class FlatInspector
if( c == null )
return "null";
String s = Long.toString( c.getRGB() & 0xffffffffl, 16 );
StringBuilder buf = new StringBuilder( 150 );
buf.append( "<tt>" ); // <tt> is similar to <code>, but uses same font size as body
buf.append( (c.getAlpha() != 255)
? String.format( "#%06x%02x", c.getRGB() & 0xffffff, (c.getRGB() >> 24) & 0xff )
: String.format( "#%06x", c.getRGB() & 0xffffff ) );
buf.append( "</tt>" );
if( c instanceof UIResource )
s += " UI";
return s;
buf.append( " UI" );
// color preview
buf.append( "&nbsp; &nbsp;" )
.append( "<span style=\"background: " )
.append( String.format( "#%06x", c.getRGB() & 0xffffff ) ) // Java CSS does not support alpha; see CSS.hexToColor()
.append( ";\">" )
.append( "&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;" )
.append( "</span>" );
if( c.getAlpha() != 255 )
buf.append( " " ).append( Math.round( c.getAlpha() / 2.55f ) ).append( '%' );
return buf.toString();
}
private static String toString( Font f ) {