Allow adjustable size for job overview header

src/ert/gui/simulation/run_dialog.py

@@ -5,9 +5,15 @@
 from queue import SimpleQueue
 from typing import Optional
 
-from PyQt5.QtGui import QMouseEvent
 from qtpy.QtCore import QModelIndex, QSize, Qt, QThread, QTimer, Signal, Slot
-from qtpy.QtGui import QCloseEvent, QKeyEvent, QMovie, QTextCursor, QTextOption
+from qtpy.QtGui import (
+    QCloseEvent,
+    QKeyEvent,
+    QMouseEvent,
+    QMovie,
+    QTextCursor,
+    QTextOption,
+)
 from qtpy.QtWidgets import (
     QAbstractItemView,
     QDialog,
@@ -81,7 +87,17 @@ def __init__(self, snapshot_model: SnapshotModel, parent: QWidget | None) -> Non
 
         horizontal_header = self.horizontalHeader()
         assert horizontal_header is not None
-        horizontal_header.setSectionResizeMode(QHeaderView.ResizeMode.Stretch)
+
+        for section in range(horizontal_header.count()):
+            horizontal_header.resizeSection(section, 140)
+            # Only last section should be stretch
+            horizontal_header.setSectionResizeMode(
+                section,
+                QHeaderView.Stretch
+                if section == horizontal_header.count() - 1
+                else QHeaderView.Interactive,
+            )
+
         vertical_header = self.verticalHeader()
         assert vertical_header is not None
         vertical_header.setMinimumWidth(20)
@@ -193,7 +209,6 @@ def __init__(
         self._snapshot_model.rowsInserted.connect(self.on_snapshot_new_iteration)
 
         self._job_label = QLabel(self)
-
         self._job_overview = JobOverview(self._snapshot_model, self)
 
         self.running_time = QLabel("")