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Linux: fixed double-click on title bar to maximize/restore (issue #482)

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This commit is contained in:
Karl Tauber
2022-08-21 17:24:50 +02:00
parent 0baae7da8b
commit 218ea6ce47
1 changed files with 16 additions and 3 deletions
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19
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTitlePane.java
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@@ -32,6 +32,7 @@ import java.awt.Image;
import java.awt.Insets; import java.awt.Insets;
import java.awt.Point; import java.awt.Point;
import java.awt.Rectangle; import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.Window; import java.awt.Window;
import java.awt.event.ActionListener; import java.awt.event.ActionListener;
import java.awt.event.ComponentEvent; import java.awt.event.ComponentEvent;
@@ -1167,6 +1168,7 @@ debug*/
private Point dragOffset; private Point dragOffset;
private boolean nativeMove; private boolean nativeMove;
private long lastSingleClickWhen;
@Override @Override
public void mouseClicked( MouseEvent e ) { public void mouseClicked( MouseEvent e ) {
@@ -1209,22 +1211,33 @@ debug*/
// on Linux, move or maximize/restore window // on Linux, move or maximize/restore window
if( SystemInfo.isLinux && FlatNativeLinuxLibrary.isWMUtilsSupported( window ) ) { if( SystemInfo.isLinux && FlatNativeLinuxLibrary.isWMUtilsSupported( window ) ) {
switch( e.getClickCount() ) { // double-click is not always recognized in Java when using _NET_WM_MOVERESIZE message
int clickCount = e.getClickCount();
if( clickCount == 1 && (e.getWhen() - lastSingleClickWhen) <= getMultiClickInterval() )
clickCount = 2;
switch( clickCount ) {
case 1: case 1:
// move window via _NET_WM_MOVERESIZE event // move window via _NET_WM_MOVERESIZE message
e.consume(); e.consume();
nativeMove = FlatNativeLinuxLibrary.moveOrResizeWindow( window, e, FlatNativeLinuxLibrary.MOVE ); nativeMove = FlatNativeLinuxLibrary.moveOrResizeWindow( window, e, FlatNativeLinuxLibrary.MOVE );
lastSingleClickWhen = e.getWhen();
break; break;
case 2: case 2:
// maximize/restore on double-click // maximize/restore on double-click
// also done here because no mouse clicked event is sent when using _NET_WM_MOVERESIZE event // also done here because no mouse clicked event is sent when using _NET_WM_MOVERESIZE message
maximizeOrRestore(); maximizeOrRestore();
break; break;
} }
} }
} }
private int getMultiClickInterval() {
Object value = Toolkit.getDefaultToolkit().getDesktopProperty( "awt.multiClickInterval" );
return (value instanceof Integer) ? (Integer) value : 200;
}
@Override public void mouseReleased( MouseEvent e ) {} @Override public void mouseReleased( MouseEvent e ) {}
@Override public void mouseEntered( MouseEvent e ) {} @Override public void mouseEntered( MouseEvent e ) {}
@Override public void mouseExited( MouseEvent e ) {} @Override public void mouseExited( MouseEvent e ) {}