On Thu, 27 Nov 2025 09:53:21 GMT, Prasanta Sadhukhan <[email protected]> wrote:
> Calling `DefaultTableModel.setColumnIdentifiers()` resizes the row height of > the table to default row height (16) even if the row height is changed to > something other than the default using `JTable.setRowHeight(row, height).` > The spec of `DefaultTableModel.setColumnIdentifiers()` > https://docs.oracle.com/en/java/javase/24/docs/api/java.desktop/javax/swing/table/DefaultTableModel.html#setColumnIdentifiers(java.lang.Object[]) > says that it > `replaces the column identifiers in the model`, that is, the header field of > the column is changed to the passed identifier and nowhere it is mentioned > that row height would be changed. > > The issue happens because calling `DefaultTableModel.setColumnIdentifiers()` > results in the firing of a `TableModelEvent` with HEADER_ROW event and JTable > resets the `rowModel` for it irrespective of what the event is. > Fix is to not reset the `rowModel` to keep the set rowHeight intact for > HEADER_ROW event > > No other issue observed with CI with this fix.. This pull request has now been integrated. Changeset: 5edeb71e Author: Prasanta Sadhukhan <[email protected]> URL: https://git.openjdk.org/jdk/commit/5edeb71e3b148d52962c46180c92ebfeda018f67 Stats: 66 lines in 2 files changed: 64 ins; 2 del; 0 mod 6292135: DefaultTableModel.setColumnIdentifiers() Clears JTable Row Heights Reviewed-by: tr, kizune ------------- PR: https://git.openjdk.org/jdk/pull/28529
