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Code Issues Packages Projects Releases Wiki Activity

Window decorations: hide drag border components if frame is maximized

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This commit is contained in:
Karl Tauber
2020-06-07 23:22:57 +02:00
parent ff55cc1a2a
commit 0880a3380c
1 changed files with 15 additions and 4 deletions
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19
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatWindowResizer.java
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@@ -32,6 +32,8 @@ import java.awt.event.ComponentListener;
import java.awt.event.MouseEvent; import java.awt.event.MouseEvent;
import java.awt.event.MouseListener; import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener; import java.awt.event.MouseMotionListener;
import java.awt.event.WindowEvent;
import java.awt.event.WindowStateListener;
import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener; import java.beans.PropertyChangeListener;
import javax.swing.JComponent; import javax.swing.JComponent;
@@ -47,7 +49,7 @@ import com.formdev.flatlaf.util.UIScale;
*/ */
class FlatWindowResizer class FlatWindowResizer
extends JComponent extends JComponent
implements PropertyChangeListener, ComponentListener implements PropertyChangeListener, WindowStateListener, ComponentListener
{ {
private final static Integer WINDOW_RESIZER_LAYER = JLayeredPane.DRAG_LAYER + 1; private final static Integer WINDOW_RESIZER_LAYER = JLayeredPane.DRAG_LAYER + 1;
@@ -86,8 +88,10 @@ class FlatWindowResizer
Container parent = rootPane.getParent(); Container parent = rootPane.getParent();
window = (parent instanceof Window) ? (Window) parent : null; window = (parent instanceof Window) ? (Window) parent : null;
if( window instanceof Frame ) if( window instanceof Frame ) {
window.addPropertyChangeListener( "resizable", this ); window.addPropertyChangeListener( "resizable", this );
window.addWindowStateListener( this );
}
updateVisibility(); updateVisibility();
} }
@@ -96,8 +100,10 @@ class FlatWindowResizer
public void removeNotify() { public void removeNotify() {
super.removeNotify(); super.removeNotify();
if( window instanceof Frame ) if( window instanceof Frame ) {
window.removePropertyChangeListener( "resizable", this ); window.removePropertyChangeListener( "resizable", this );
window.removeWindowStateListener( this );
}
window = null; window = null;
updateVisibility(); updateVisibility();
@@ -123,7 +129,7 @@ class FlatWindowResizer
private boolean isWindowResizable() { private boolean isWindowResizable() {
if( window instanceof Frame ) if( window instanceof Frame )
return ((Frame)window).isResizable(); return ((Frame)window).isResizable() && (((Frame)window).getExtendedState() & Frame.MAXIMIZED_BOTH) == 0;
if( window instanceof Dialog ) if( window instanceof Dialog )
return ((Dialog)window).isResizable(); return ((Dialog)window).isResizable();
return false; return false;
@@ -134,6 +140,11 @@ class FlatWindowResizer
updateVisibility(); updateVisibility();
} }
@Override
public void windowStateChanged( WindowEvent e ) {
updateVisibility();
}
@Override @Override
public void componentResized( ComponentEvent e ) { public void componentResized( ComponentEvent e ) {
setBounds( 0, 0, rootPane.getWidth(), rootPane.getHeight() ); setBounds( 0, 0, rootPane.getWidth(), rootPane.getHeight() );