[Git][wxwidgets/wxwidgets][master] Fix non-resizable TLW size on GTK when client size is set to initial size

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Vadim Zeitlin (@_VZ_)

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May 19, 2026, 3:51:31 PMMay 19
to wx-commi...@googlegroups.com

Vadim Zeitlin pushed to branch master at wxWidgets / wxWidgets

Commits:

  • af199c40
    by Paul Cornett at 2026-05-19T12:30:22-07:00 
    Fix non-resizable TLW size on GTK when client size is set to initial size

See #26480

1 changed file:

Changes:

  • src/gtk/toplevel.cpp
    ... ... @@ -1437,6 +1437,8 @@ void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
    1437 1437
    1438 1438 
         if (m_wxwindow)
    1439 1439 
         {
    1440 
    +        DoGetClientSize(&width, &height);
    1441 
    +
    1440 1442 
             // If window is not resizable or not yet shown, set size request on
    1441 1443 
             // client widget, to make it more likely window will get correct size
    1442 1444 
             // even if our decorations size cache is incorrect (as it will be before
    ... ... @@ -1444,11 +1446,11 @@ void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
    1444 1446 
             if (!gtk_window_get_resizable(GTK_WINDOW(m_widget)))
    1445 1447 
             {
    1446 1448 
                 gtk_widget_set_size_request(m_widget, -1, -1);
    1447 
    -            gtk_widget_set_size_request(m_wxwindow, m_clientWidth, m_clientHeight);
    1449 
    +            gtk_widget_set_size_request(m_wxwindow, width, height);
    1448 1450 
             }
    1449 1451 
             else if (!IsShown())
    1450 1452 
             {
    1451 
    -            gtk_widget_set_size_request(m_wxwindow, m_clientWidth, m_clientHeight);
    1453 
    +            gtk_widget_set_size_request(m_wxwindow, width, height);
    1452 1454 
                 // Cancel size request at next idle to allow resizing
    1453 1455 
                 g_idle_add_full(G_PRIORITY_LOW - 1, reset_size_request, m_wxwindow, nullptr);
    1454 1456 
                 g_object_ref(m_wxwindow);

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