CTabFolder: don't unset tooltip value on mouse enter

iloveeclipse · iloveeclipse · commit 3225227b67d7 · 2025-04-15T16:14:47.000+02:00
Setting tooltip to null on mouse enter results in an unpredictable GTK tooltip behavior which in most cases simply doesn't show at all. Fixes #2017
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/CTabFolder.java b/bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/CTabFolder.java
@@ -1814,7 +1814,7 @@ void onMouse(Event event) {
 	int x = event.x, y = event.y;
 	switch (event.type) {
 		case SWT.MouseEnter: {
-			setToolTipText(null);
+			_setToolTipText(event.x, event.y);
 			break;
 		}
 		case SWT.MouseExit: {

Original file line number	Diff line number	Diff line change
`@@ -1814,7 +1814,7 @@ void onMouse(Event event) {`
`1814`	`1814`	`int x = event.x, y = event.y;`
`1815`	`1815`	`switch (event.type) {`
`1816`	`1816`	`case SWT.MouseEnter: {`
`1817`		`- setToolTipText(null);`
	`1817`	`+ _setToolTipText(event.x, event.y);`
`1818`	`1818`	`break;`
`1819`	`1819`	`}`
`1820`	`1820`	`case SWT.MouseExit: {`