CMake/Source/QtDialog/QCMakeCacheView.h

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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
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#ifndef QCMakeCacheView_h
#define QCMakeCacheView_h
#include "QCMake.h"
#include <QTreeView>
#include <QStandardItemModel>
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#include <QItemDelegate>
class QSortFilterProxyModel;
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class QCMakeCacheModel;
class QCMakeAdvancedFilter;
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/// Qt view class for cache properties
class QCMakeCacheView : public QTreeView
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{
Q_OBJECT
public:
QCMakeCacheView(QWidget* p);
// retrieve the QCMakeCacheModel storing all the pointers
// this isn't necessarily the model one would get from model()
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QCMakeCacheModel* cacheModel() const;
// get whether to show advanced entries
bool showAdvanced() const;
QSize sizeHint(int) { return QSize(200,200); }
public slots:
// set whether to show advanced entries
void setShowAdvanced(bool);
// set the search filter string. any property key or value not matching will
// be filtered out
void setSearchFilter(const QString&);
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protected:
QModelIndex moveCursor(CursorAction, Qt::KeyboardModifiers);
bool event(QEvent* e);
QCMakeCacheModel* CacheModel;
QCMakeAdvancedFilter* AdvancedFilter;
QSortFilterProxyModel* SearchFilter;
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};
/// Qt model class for cache properties
class QCMakeCacheModel : public QStandardItemModel
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{
Q_OBJECT
public:
QCMakeCacheModel(QObject* parent);
~QCMakeCacheModel();
// roles used to retrieve extra data such has help strings, types of
// properties, and the advanced flag
enum { HelpRole = Qt::ToolTipRole,
TypeRole = Qt::UserRole,
AdvancedRole };
enum ViewType { FlatView, GroupView };
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public slots:
// set a list of properties. This list will be sorted and grouped according
// to prefix. Any property that existed already and which is found in this
// list of properties to set will become an old property. All others will
// become new properties and be marked red.
void setProperties(const QCMakePropertyList& props);
// clear everything from the model
void clear();
// set flag whether the model can currently be edited.
void setEditEnabled(bool);
// insert a new property at a row specifying all the information about the
// property
bool insertProperty(QCMakeProperty::PropertyType t,
const QString& name, const QString& description,
const QVariant& value, bool advanced);
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// set the view type
void setViewType(ViewType t);
ViewType viewType() const;
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public:
// get the properties
QCMakePropertyList properties() const;
// editing enabled
bool editEnabled() const;
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// returns how many new properties there are
int newPropertyCount() const;
// return flags (overloaded to modify flag based on EditEnabled flag)
Qt::ItemFlags flags (const QModelIndex& index) const;
QModelIndex buddy(const QModelIndex& idx) const;
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protected:
bool EditEnabled;
int NewPropertyCount;
ViewType View;
// set the data in the model for this property
void setPropertyData(const QModelIndex& idx1,
const QCMakeProperty& p, bool isNew);
// get the data in the model for this property
void getPropertyData(const QModelIndex& idx1,
QCMakeProperty& prop) const;
// breaks up he property list into groups
// where each group has the same prefix up to the first underscore
static void breakProperties(const QSet<QCMakeProperty>& props,
QMap<QString, QCMakePropertyList>& result);
// gets the prefix of a string up to the first _
static QString prefix(const QString& s);
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};
/// Qt delegate class for interaction (or other customization)
/// with cache properties
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class QCMakeCacheModelDelegate : public QItemDelegate
{
Q_OBJECT
public:
QCMakeCacheModelDelegate(QObject* p);
/// create our own editors for cache properties
QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option,
const QModelIndex& index ) const;
bool editorEvent (QEvent* event, QAbstractItemModel* model,
const QStyleOptionViewItem& option, const QModelIndex& index);
bool eventFilter(QObject* object, QEvent* event);
protected slots:
void setFileDialogFlag(bool);
protected:
bool FileDialogFlag;
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};
#endif