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IDEA-120631 SOE fix

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This commit is contained in:
Konstantin Bulenkov
2014-02-13 23:20:36 +01:00
parent f7f2082295
commit 1678667aba
1 changed files with 6 additions and 1 deletions
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platform/usageView/src/com/intellij/usages/impl/UsageViewTreeCellRenderer.java
+6 -1
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@@ -49,6 +49,7 @@ class UsageViewTreeCellRenderer extends ColoredTreeCellRenderer {
private static final SimpleTextAttributes ourInvalidAttributesDarcula = new SimpleTextAttributes(null, DarculaColors.RED, null, ourInvalidAttributes.getStyle());
public static final Insets STANDARD_IPAD_NOWIFI = new Insets(1, 2, 1, 2);
private static final Rectangle EMPTY_RECTANGLE = new Rectangle();
private boolean myRowBoundsCalled = false;
private final UsageViewPresentation myPresentation;
private final UsageView myView;
@@ -79,7 +80,9 @@ class UsageViewTreeCellRenderer extends ColoredTreeCellRenderer {
Rectangle visibleRect = tree == null ? EMPTY_RECTANGLE : ((JViewport)tree.getParent()).getViewRect();
if (!visibleRect.isEmpty()) {
RowLocation visible = isRowVisible(row, visibleRect);
//Protection against SOE on some OSes and JDKs IDEA-120631
RowLocation visible = myRowBoundsCalled ? RowLocation.INSIDE_VISIBLE_RECT : isRowVisible(row, visibleRect);
myRowBoundsCalled = false;
if (visible != RowLocation.INSIDE_VISIBLE_RECT) {
// for the node outside visible rect just set its preferred size to the whole visible rect
// and do not compute (expensive) presentation
@@ -241,7 +244,9 @@ class UsageViewTreeCellRenderer extends ColoredTreeCellRenderer {
pref = cachedPreferredSize;
}
pref.width = Math.max(visibleRect.width, pref.width);
myRowBoundsCalled = true;
final Rectangle bounds = getTree().getRowBounds(row);
myRowBoundsCalled = false;
int y = bounds == null ? 0 : bounds.y;
TextRange vis = TextRange.from(Math.max(0, visibleRect.y - pref.height), visibleRect.height + pref.height * 2);
boolean inside = vis.contains(y);