window.h Example File

itemviews/customsortfiltermodel/window.h
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 #ifndef WINDOW_H
 #define WINDOW_H

 #include <QWidget>

 class QAbstractItemModel;
 class QCheckBox;
 class QComboBox;
 class QDateEdit;
 class QGroupBox;
 class QLabel;
 class QLineEdit;
 class QTreeView;

 class MySortFilterProxyModel;

 class Window : public QWidget
 {
     Q_OBJECT

 public:
     Window();

     void setSourceModel(QAbstractItemModel *model);

 private slots:
     void textFilterChanged();
     void dateFilterChanged();

 private:
     MySortFilterProxyModel *proxyModel;

 #if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5 ) || defined(Q_WS_SIMULATOR)
     QWidget *sourceWidget;
     QWidget *filterWidget;
     QWidget *proxyWidget;
 #else
     QGroupBox *sourceGroupBox;
     QGroupBox *proxyGroupBox;
 #endif
     QTreeView *sourceView;
     QTreeView *proxyView;
     QCheckBox *filterCaseSensitivityCheckBox;
     QLabel *filterPatternLabel;
     QLabel *fromLabel;
     QLabel *toLabel;
     QLineEdit *filterPatternLineEdit;
     QComboBox *filterSyntaxComboBox;
     QDateEdit *fromDateEdit;
     QDateEdit *toDateEdit;
 };

 #endif