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 /*************************************************************************************
  *  Copyright (C) 2012 by Percy Camilo T. Aucahuasi <percy.camilo.ta@gmail.com>      *
  *                                                                                   *
  *  This program is free software; you can redistribute it and/or                    *
  *  modify it under the terms of the GNU General Public License                      *
  *  as published by the Free Software Foundation; either version 2                   *
  *  of the License, or (at your option) any later version.                           *
  *                                                                                   *
  *  This program is distributed in the hope that it will be useful,                  *
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of                   *
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                    *
  *  GNU General Public License for more details.                                     *
  *                                                                                   *
  *  You should have received a copy of the GNU General Public License                *
  *  along with this program; if not, write to the Free Software                      *
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA   *
  *************************************************************************************/
 
 #ifndef GPLACS_DASHBOARD_H_DEL
 #define GPLACS_DASHBOARD_H_DEL
 
 //Qt includes
 #include <QWidget>
 #include <QStackedWidget>
 #include <QStyledItemDelegate>
 #include <QListView>
 #include <QLineEdit>
 
 //KDE includes
 #include <KWidgetItemDelegate>
 
 class QSortFilterProxyModel;
 class QItemSelection;
 class QResizeEvent;
 class QFocusEvent;
 class QToolButton;
 
 class SpaceItem;
 class DataStore;
 class SpacesView;
 
 class LineEdit : public QLineEdit
 {
     Q_OBJECT
     
 public :
     explicit LineEdit(QWidget* parent = nullptr);
     
 signals:
     void editingFinished(const QString &newtext);
     
 private slots:
     void procsSditingFinished();
     
 };
 
 /// This delegate only works if the view is a SpacesView (wich is a listview) and the viewmode is IconMode
 class SpacesDelegate : public QStyledItemDelegate
 {
     Q_OBJECT
 
 friend class SpacesView;
 
 public:
     static const int FrameThickness = 5;
     static const int ItemMargin = 4;
 
     explicit SpacesDelegate(SpacesView *itemView, QObject *parent = nullptr);
     ~SpacesDelegate() override;
 
 public slots:
     //NOTE ejecutar este metodo cuando se a cambiado de filtro en el proxy ... es decir ejecutarlo desde afuera de esta clase
     void filterEvent(); // se supone que el proxy emite esta signal layoutchanged y este slots debe ocultar los botnes y editores
     void setCurrentSpace(const QModelIndex& index);
 
 public:
     QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
     void setEditorData(QWidget* editor, const QModelIndex& index) const override;
     void setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const override;
 
     QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
     void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
     void setDocument(DataStore *doc);
     
     /// call this when you want to update the delegate state, by rebind a new model
     void hideOperatorBar();
     
 signals:
     void showSpace(const QModelIndex &index);
     void saveDictionary(const QModelIndex &index);
     
 private:
     QListView *m_itemView;
     bool eventFilter(QObject *watched, QEvent *event) override;
     void setupOperationBar();
     void updateOperationBarPos(const QModelIndex &idx);
 
 private slots:
     void editCurrentSpace();
     void removeCurrentSpace();
     void finishEditingTitle(const QString &newtitle = QString()); // save current index data
     void invalidClick(const QModelIndex &index);
     void exportSpace();
     
 private:
     DataStore *m_document;
     mutable bool m_isEditing;
     QWidget *m_operationBar;
     LineEdit *m_titleEditor;
 
     mutable QModelIndex m_currentEditingIndex; // current editing index
     QPoint m_currentCurPos;
 };
 
 class SpacesView : public QListView
 {
 Q_OBJECT
 
 public:
     explicit SpacesView(QWidget* parent = nullptr);
     
 protected:
     void resizeEvent(QResizeEvent* e) override;
 };
 
 
 
 #endif