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execute FlatLaf.initialize() and uninitialize() only for current laf

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For NetBeans GUI builder, which invokes `FlatLaf.initialize()` multiple times for preview, but never invokes `FlatLaf.uninitialize()`.

(https://github.com/apache/netbeans/issues/4231)
This commit is contained in:
Karl Tauber
2022-07-12 12:13:19 +02:00
parent 8b5a738e65
commit 3e9c9c9066
1 changed files with 13 additions and 0 deletions
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13
flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java
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@@ -232,6 +232,15 @@ public abstract class FlatLaf
@Override @Override
public void initialize() { public void initialize() {
// do not initialize if this is not the current look and feel
// This is only necessary for special Laf usage. E.g. in GUI builders,
// which may use multiple Lafs and may invoke this method directly.
// This avoids that listeners and factories are installed multiple times.
// In case of the NetBeans GUI builder, which does not invoke uninitialize(),
// this also avoids that listeners stay registered in the system.
if( UIManager.getLookAndFeel() != this )
return;
if( SystemInfo.isMacOS ) if( SystemInfo.isMacOS )
initializeAqua(); initializeAqua();
@@ -303,6 +312,10 @@ public abstract class FlatLaf
@Override @Override
public void uninitialize() { public void uninitialize() {
// do not uninitialize if this is not the current look and feel
if( UIManager.getLookAndFeel() != this )
return;
// remove desktop property listener // remove desktop property listener
if( desktopPropertyListener != null ) { if( desktopPropertyListener != null ) {
Toolkit toolkit = Toolkit.getDefaultToolkit(); Toolkit toolkit = Toolkit.getDefaultToolkit();