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Window decorations: make title pane height smaller when frame is maximized (issues #47 and #82)

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Karl Tauber
2020-05-29 00:26:10 +02:00
parent 4f79cdad50
commit 576c0048d0
1 changed files with 17 additions and 1 deletions
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18
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTitlePane.java
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@@ -47,6 +47,7 @@ import javax.swing.JPanel;
import javax.swing.JRootPane;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import com.formdev.flatlaf.util.UIScale;
/**
* Provides the Flat LaF title bar.
@@ -58,6 +59,7 @@ import javax.swing.UIManager;
* @uiDefault TitlePane.iconSize Dimension
* @uiDefault TitlePane.iconMargins Insets
* @uiDefault TitlePane.titleMargins Insets
* @uiDefault TitlePane.buttonMaximizedHeight int
* @uiDefault TitlePane.closeIcon Icon
* @uiDefault TitlePane.iconifyIcon Icon
* @uiDefault TitlePane.maximizeIcon Icon
@@ -74,6 +76,7 @@ class FlatTitlePane
private final Color inactiveForeground = UIManager.getColor( "TitlePane.inactiveForeground" );
private final Dimension iconSize = UIManager.getDimension( "TitlePane.iconSize" );
private final int buttonMaximizedHeight = UIManager.getInt( "TitlePane.buttonMaximizedHeight" );
private final JRootPane rootPane;
@@ -118,7 +121,20 @@ class FlatTitlePane
restoreButton = createButton( "TitlePane.restoreIcon", "Restore", e -> restore() );
closeButton = createButton( "TitlePane.closeIcon", "Close", e -> close() );
buttonPanel = new JPanel();
buttonPanel = new JPanel() {
@Override
public Dimension getPreferredSize() {
Dimension size = super.getPreferredSize();
if( buttonMaximizedHeight > 0 &&
window instanceof Frame &&
(((Frame)window).getExtendedState() & Frame.MAXIMIZED_BOTH) != 0 )
{
// make title pane height smaller when frame is maximized
size = new Dimension( size.width, Math.min( size.height, UIScale.scale( buttonMaximizedHeight ) ) );
}
return size;
}
};
buttonPanel.setOpaque( false );
buttonPanel.setLayout( new BoxLayout( buttonPanel, BoxLayout.X_AXIS ) );
if( rootPane.getWindowDecorationStyle() == JRootPane.FRAME ) {