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Scale Tree.DRAG_IMAGE_SIZE by zoom level instead of using fixed pixels #2437

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Merged
merged 1 commit into from
Sep 3, 2025
Merged

Scale Tree.DRAG_IMAGE_SIZE by zoom level instead of using fixed pixels #2437

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5 changes: 3 additions & 2 deletions bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Tree.java
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Original file line number Diff line number Diff line change
Expand Up @@ -6071,8 +6071,9 @@ long windowProc (long hwnd, int msg, long wParam, long lParam) {
RECT clientRect = new RECT ();
OS.GetClientRect(handle, clientRect);
RECT rect = items [0].getBounds (0, true, true, false);
int dragImageSizeInPixels = Win32DPIUtils.pointToPixel(DRAG_IMAGE_SIZE, getZoom());
if ((style & SWT.FULL_SELECTION) != 0) {
int width = DRAG_IMAGE_SIZE;
int width = dragImageSizeInPixels;
rect.left = Math.max (clientRect.left, mousePos.x - width / 2);
if (clientRect.right > rect.left + width) {
rect.right = rect.left + width;
Expand All @@ -6086,7 +6087,7 @@ long windowProc (long hwnd, int msg, long wParam, long lParam) {
}
long hRgn = OS.CreateRectRgn (rect.left, rect.top, rect.right, rect.bottom);
for (int i = 1; i < count; i++) {
if (rect.bottom - rect.top > DRAG_IMAGE_SIZE) break;
if (rect.bottom - rect.top > dragImageSizeInPixels) break;
if (rect.bottom > clientRect.bottom) break;
RECT itemRect = items[i].getBounds (0, true, true, false);
if ((style & SWT.FULL_SELECTION) != 0) {
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