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GT-3238 corrected bitfield component scroll unit/block increment

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ghidra1
2019-10-15 14:07:50 -04:00
parent 03b0625a75
commit e52a4a3ffa
1 changed files with 28 additions and 1 deletions
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29
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/BitFieldPlacementComponent.java
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@@ -30,7 +30,7 @@ import ghidra.util.exception.AssertException;
import ghidra.util.layout.VerticalLayout;
import resources.icons.ColorIcon;
public class BitFieldPlacementComponent extends JPanel {
public class BitFieldPlacementComponent extends JPanel implements Scrollable {
private static final int CELL_HEIGHT = 25;
private static final int ZERO_BIT_WIDTH = 3;
@@ -145,6 +145,33 @@ public class BitFieldPlacementComponent extends JPanel {
init(null);
}
@Override
public Dimension getPreferredScrollableViewportSize() {
return getPreferredSize();
}
@Override
public int getScrollableUnitIncrement(Rectangle visibleRect, int orientation, int direction) {
// NOTE: consider forcing visibleRect edge alignment to byte boundary based upon direction
return byteWidth;
}
@Override
public int getScrollableBlockIncrement(Rectangle visibleRect, int orientation, int direction) {
// NOTE: consider forcing visibleRect edge alignment to byte boundary based upon direction
return visibleRect.width;
}
@Override
public boolean getScrollableTracksViewportWidth() {
return false;
}
@Override
public boolean getScrollableTracksViewportHeight() {
return true;
}
private class MyMouseWheelListener implements MouseWheelListener {
@Override