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fix stale hover when alt-tabbing off the app then clicking back on it; also fix NPE when a card disappears from under the cursor

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myk
2013-03-04 21:42:03 +00:00
parent 597077cce0
commit 906bfaa1b5
1 changed files with 10 additions and 1 deletions
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11
src/main/java/forge/view/arcane/CardPanelContainer.java
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@@ -570,8 +570,17 @@ public abstract class CardPanelContainer extends JPanel {
public final Card getHoveredCard(MouseEvent e) { public final Card getHoveredCard(MouseEvent e) {
// re-evaluate cursor position so if we hovered over a card, alt-tabbed out of the application, then // re-evaluate cursor position so if we hovered over a card, alt-tabbed out of the application, then
// clicked back on the application somewhere else, the last hovered card won't register the click // clicked back on the application somewhere else, the last hovered card won't register the click
// this cannot protect against alt tabbing off then re-focusing on the application by clicking on
// the already-hovered card, though, since we cannot tell the difference between that and clicking
// on the hovered card when the app already has focus.
CardPanel p = getCardPanel(e.getX(), e.getY()); CardPanel p = getCardPanel(e.getX(), e.getY());
return (p == null && p == hoveredPanel) ? null : p.getGameCard();
// if cursor has jumped, for example via the above alt-tabbing example, fix the card hover highlight
if (null != hoveredPanel && p != hoveredPanel) {
mouseOut(hoveredPanel, e);
}
return (null == p || p != hoveredPanel) ? null : p.getGameCard();
} }
/** /**