XGUI_ObjectsBrowser.h

// Copyright (C) 2014-2025  CEA, EDF
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
 
#ifndef XGUI_ObjectsBrowser_H
#define XGUI_ObjectsBrowser_H
 
#include "XGUI.h"
#include <ModuleBase_Definitions.h>
#include <ModelAPI_Object.h>
#include <ModelAPI_ResultPart.h>
#include <ModelAPI_Events.h>
#include <ModelAPI_Folder.h>
 
#include <QWidget>
#include <QTreeView>
#include <QLabel>
#include <QMap>
 
class ModuleBase_IDocumentDataModel;
class XGUI_DataModel;
class Config_DataModelReader;
class XGUI_Workshop;
class ModuleBase_ITreeNode;
 
//#define DEBUG_INDXES
 
class XGUI_ActiveDocLbl: public QLabel
{
Q_OBJECT
 public:
   XGUI_ActiveDocLbl(const QString& theText, QWidget* theParent );
 
   void setTreeView(QTreeView* theView);
 
   QTreeView* treePalette() const { return myTreeView;}
 
#if (!defined HAVE_SALOME) && (defined WIN32)
   virtual bool event(QEvent* theEvent);
#endif
 
public slots:
  void unselect();
 
protected:
  virtual void mouseReleaseEvent( QMouseEvent* e);
 
  bool eventFilter(QObject* theObj, QEvent* theEvent);
 
private:
  QString myPreSelectionStyle;
  QString myNeutralStyle;
  QString mySelectionStyle;
 
  QTreeView* myTreeView;
  bool myIsSelected;
};
 
 
class XGUI_EXPORT XGUI_DataTree : public QTreeView
{
Q_OBJECT
 public:
  XGUI_DataTree(QWidget* theParent);
 
  virtual ~XGUI_DataTree();
 
  XGUI_DataModel* dataModel() const;
 
signals:
  void contextMenuRequested(QContextMenuEvent* theEvent);
 
public slots:
  virtual void clear();
 
 protected slots:
  virtual void commitData(QWidget* theEditor);
 
  void onDoubleClick(const QModelIndex&);
 
 protected:
  virtual void contextMenuEvent(QContextMenuEvent* theEvent);
 
  virtual void resizeEvent(QResizeEvent* theEvent);
 
  virtual void mouseReleaseEvent(QMouseEvent* theEvent);
 
#ifdef DEBUG_INDXES
  virtual void mousePressEvent(QMouseEvent* theEvent);
#endif
 
private:
  void processHistoryChange(const QModelIndex& theIndex);
 
  void highlightDependencies(const QModelIndex& theIndex);
 
  void processEyeClick(const QModelIndex& theIndex);
};
 
class XGUI_EXPORT XGUI_ObjectsBrowser : public QWidget
{
Q_OBJECT
 public:
  XGUI_ObjectsBrowser(QWidget* theParent, XGUI_Workshop* theWorkshop);
  virtual ~XGUI_ObjectsBrowser();
 
  XGUI_DataModel* dataModel() const
  {
    return myDocModel;
  }
 
  QObjectPtrList selectedObjects(QModelIndexList* theIndexes = 0) const;
 
  void setObjectsSelected(const QObjectPtrList& theObjects);
 
  void ensureVisible(const ObjectPtr theObject);
 
  QModelIndexList selectedIndexes() const
  {
    if (myTreeView->selectionModel())
      return myTreeView->selectionModel()->selectedIndexes();
    else
      return QModelIndexList();
  }
 
  XGUI_DataTree* treeView() const
  {
    return myTreeView;
  }
 
  QLabel* activeDocLabel() const { return myActiveDocLbl; }
 
  void rebuildDataTree();
 
  void clearContent();
 
  void initialize(ModuleBase_ITreeNode* theRoot);
 
  std::list<bool> getStateForDoc(DocumentPtr theDoc) const;
 
  void setStateForDoc(DocumentPtr theDoc, const std::list<bool>& theStates);
 
  XGUI_Workshop* workshop() const { return myWorkshop; }
 
  void onSelectionChanged();
 
  void updateAllIndexes(int theColumn = 0, const QModelIndex& theParent = QModelIndex());
 
  QMap<ObjectPtr, bool> getFoldersState(DocumentPtr theDoc) const;
 
  void setFoldersState(const QMap<ObjectPtr, bool>& theStates);
 
public slots:
  void onEditItem();
 
signals:
  void selectionChanged();
 
  void contextMenuRequested(QContextMenuEvent* theEvent);
 
  void headerMouseDblClicked(const QModelIndex&);
 
  void sizeChanged();
 
 
protected:
  void resizeEvent(QResizeEvent* theEvent);
 
 
 private slots:
  void onContextMenuRequested(QContextMenuEvent* theEvent);
 
  void onLabelContextMenuRequested(const QPoint& thePnt);
 
  void onSelectionChanged(const QItemSelection& theSelected, const QItemSelection& theDeselected);
 
  void onBeforeReset();
 
  void onAfterModelReset();
 
 private:
   QList<ModuleBase_ITreeNode*> expandedItems(const QModelIndex& theParent = QModelIndex()) const;
 
  XGUI_DataModel* myDocModel;
  XGUI_ActiveDocLbl* myActiveDocLbl;
  XGUI_DataTree* myTreeView;
  XGUI_Workshop* myWorkshop;
 
  //QModelIndexList myExpandedItems;
  QList<ModuleBase_ITreeNode*> myExpandedItems;
};
 
#endif