Fix warnings about not being able to set Window geometry on Windows.

Fully decorated windows cannot be smaller than 160x30 (Large fonts).
Enlarge Windows or remove Window frame  to get rid of decorations.

Task-number: QTBUG-28611
Change-Id: Idb6ee94fb8d0760d5f97042b3084557f11e9fdf9
Reviewed-by: Oliver Wolff <oliver.wolff@digia.com>
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

4 files changed, 48 insertions, 0 deletions

diff --git a/tests/auto/widgets/itemviews/qabstractitemview/tst_qabstractitemview.cpp b/tests/auto/widgets/itemviews/qabstractitemview/tst_qabstractitemview.cpp
index 38fd50bbf8..30eecb58ed 100644
--- a/tests/auto/widgets/itemviews/qabstractitemview/tst_qabstractitemview.cpp
+++ b/tests/auto/widgets/itemviews/qabstractitemview/tst_qabstractitemview.cpp
@@ -70,6 +70,14 @@
         QCOMPARE(expr, expected); \
     } while(0)
 
+static inline void setFrameless(QWidget *w)
+{
+    Qt::WindowFlags flags = w->windowFlags();
+    flags |= Qt::FramelessWindowHint;
+    flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
+    w->setWindowFlags(flags);
+}
+
 class TestView : public QAbstractItemView
 {
     Q_OBJECT
@@ -621,6 +629,7 @@ void tst_QAbstractItemView::noModel()
 
     QStandardItemModel model(20,20);
     QTreeView view;
+    setFrameless(&view);
 
     view.setModel(&model);
     // Make the viewport smaller than the contents, so that we can scroll
diff --git a/tests/auto/widgets/itemviews/qlistview/tst_qlistview.cpp b/tests/auto/widgets/itemviews/qlistview/tst_qlistview.cpp
index 2f7b72fefa..f26940aeb1 100644
--- a/tests/auto/widgets/itemviews/qlistview/tst_qlistview.cpp
+++ b/tests/auto/widgets/itemviews/qlistview/tst_qlistview.cpp
@@ -70,6 +70,16 @@ static inline HWND getHWNDForWidget(const QWidget *widget)
 }
 #endif // Q_OS_WIN
 
+// Make a widget frameless to prevent size constraints of title bars
+// from interfering (Windows).
+static inline void setFrameless(QWidget *w)
+{
+    Qt::WindowFlags flags = w->windowFlags();
+    flags |= Qt::FramelessWindowHint;
+    flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
+    w->setWindowFlags(flags);
+}
+
 class tst_QListView : public QObject
 {
     Q_OBJECT
@@ -1178,6 +1188,7 @@ void tst_QListView::selection()
 void tst_QListView::scrollTo()
 {
     QWidget topLevel;
+    setFrameless(&topLevel);
     QListView lv(&topLevel);
     QStringListModel model(&lv);
     QStringList list;
@@ -1842,6 +1853,7 @@ void tst_QListView::taskQTBUG_2233_scrollHiddenItems()
     const int rowCount = 200;
 
     QWidget topLevel;
+    setFrameless(&topLevel);
     QListView view(&topLevel);
     QStringListModel model(&view);
     QStringList list;
@@ -1993,6 +2005,7 @@ void tst_QListView::taskQTBUG_9455_wrongScrollbarRanges()
 
     QStringListModel model(list);
     ListView_9455 w;
+    setFrameless(&w);
     w.setModel(&model);
     w.setViewMode(QListView::IconMode);
     w.resize(116, 132);
diff --git a/tests/auto/widgets/itemviews/qtableview/tst_qtableview.cpp b/tests/auto/widgets/itemviews/qtableview/tst_qtableview.cpp
index 74511fc87d..51bd09940c 100644
--- a/tests/auto/widgets/itemviews/qtableview/tst_qtableview.cpp
+++ b/tests/auto/widgets/itemviews/qtableview/tst_qtableview.cpp
@@ -57,6 +57,16 @@ typedef QList<int> IntList;
 
 typedef QList<bool> BoolList;
 
+// Make a widget frameless to prevent size constraints of title bars
+// from interfering (Windows).
+static inline void setFrameless(QWidget *w)
+{
+    Qt::WindowFlags flags = w->windowFlags();
+    flags |= Qt::FramelessWindowHint;
+    flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
+    w->setWindowFlags(flags);
+}
+
 class tst_QTableView : public QObject
 {
     Q_OBJECT
@@ -2147,6 +2157,7 @@ void tst_QTableView::rowViewportPosition()
 
     QtTestTableModel model(rowCount, 1);
     QtTestTableView view;
+    setFrameless(&view);
     view.resize(100, 2 * rowHeight);
     view.show();
 
@@ -2309,6 +2320,7 @@ void tst_QTableView::columnViewportPosition()
 
     QtTestTableModel model(1, columnCount);
     QtTestTableView view;
+    setFrameless(&view);
     view.resize(2 * columnWidth, 100);
     view.show();
 
@@ -2586,6 +2598,7 @@ void tst_QTableView::scrollTo()
 
     QtTestTableModel model(rowCount, columnCount);
     QWidget toplevel;
+    setFrameless(&toplevel);
     QtTestTableView view(&toplevel);
 
     toplevel.show();
@@ -3343,6 +3356,7 @@ void tst_QTableView::tabFocus()
     // to change focus on an empty table view, or on a table view that doesn't
     // have this property set.
     QWidget window;
+    window.resize(200, 200);
 
     QTableView *view = new QTableView(&window);
     QLineEdit *edit = new QLineEdit(&window);
diff --git a/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp b/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
index c4c8c348ff..cb7ca8f5c1 100644
--- a/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
+++ b/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
@@ -111,6 +111,16 @@ struct PublicView : public QTreeView
     QAbstractItemViewPrivate* aiv_priv() { return static_cast<QAbstractItemViewPrivate*>(d_ptr.data()); }
 };
 
+// Make a widget frameless to prevent size constraints of title bars
+// from interfering (Windows).
+static inline void setFrameless(QWidget *w)
+{
+    Qt::WindowFlags flags = w->windowFlags();
+    flags |= Qt::FramelessWindowHint;
+    flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
+    w->setWindowFlags(flags);
+}
+
 class tst_QTreeView : public QObject
 {
     Q_OBJECT
@@ -877,6 +887,7 @@ void tst_QTreeView::horizontalScrollMode()
     }
 
     QTreeView view;
+    setFrameless(&view);
     view.setModel(&model);
     view.setFixedSize(100, 100);
     view.header()->resizeSection(0, 200);
@@ -3417,6 +3428,7 @@ void tst_QTreeView::task224091_appendColumns()
 {
     QStandardItemModel *model = new QStandardItemModel();
     QWidget* topLevel= new QWidget;
+    setFrameless(topLevel);
     QTreeView *treeView = new QTreeView(topLevel);
     treeView->setModel(model);
     topLevel->show();