On Wed, 21 Jan 2026 05:16:35 GMT, Tejesh R <[email protected]> wrote: >> AUTO_RESIZE_LAST_COLUMN handling was done in >> [JDK-8234071](https://bugs.openjdk.org/browse/JDK-8234071) but it didn't >> honour the preferred width if it is already been set for each column so when >> layouting is done, it only sees the `resizingColumn` >> is set to AUTO_RESIZE_LAST_COLUMN and adjust only the last column and >> distribute width equally to all other column. >> >> Fix is made to honour the user-set preferred column width even if >> auto-resize mode is set to LAST_COLUMN > > src/java.desktop/share/classes/javax/swing/JTable.java line 3204: > >> 3202: // AUTO_RESIZE_LAST_COLUMN autoResizeMode >> 3203: for (int i = 0; i < columnModel.getColumnCount(); i++) { >> 3204: if (columnModel.getColumn(i).getPreferredWidth() != 75 > > Why are we using hardcoded value here ? Any particular reason for checking > width against value `75` ?
Because default width is such and there is no way to ascertain default width.. https://github.com/openjdk/jdk/blob/b5727d27622e1e321733f8d0e606b366984104be/src/java.desktop/share/classes/javax/swing/table/TableColumn.java#L523-L524 https://github.com/openjdk/jdk/blob/b5727d27622e1e321733f8d0e606b366984104be/src/java.desktop/share/classes/javax/swing/table/TableColumn.java#L556-L557 ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/29291#discussion_r2711110938
