bdiQPropTreeItemCombo.h

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/****************************************************************************
 * Copyright (c) 2019 VT MAK
 * All rights reserved.
 ****************************************************************************/


#pragma once

#include "bdiQPropTreeItem.h"

#include <QFocusEvent>
#include <QPointer>
#include <QList>
namespace makVrv
{

   struct EnumKey
   {
      EnumKey(QString key, int val) : m_key(key), m_value(val) {}
      EnumKey(QString key) : m_key(key), m_value(-1) {}
      EnumKey() : m_key(QString::null), m_value(-1) {}

      bool operator == (const EnumKey& item) const
      {
         return (m_key == item.m_key && m_value == item.m_value);
      }

      QString m_key;
      int m_value;

   };

   class bdiQComboBox;

   class bdiQPropTreeItemCombo : public bdiQPropTreeItem
   {
      Q_OBJECT;
   public:

      // Construction
      bdiQPropTreeItemCombo(QTreeWidget* tree_widget);
      bdiQPropTreeItemCombo(QTreeWidgetItem* parent);
      virtual ~bdiQPropTreeItemCombo();

      virtual void showEditor();
      virtual void hideEditor();
      virtual bool hasCustomWidget(void);
      virtual void focusOutEvent(QFocusEvent* e);

   public:

      // Retrieve the item's attribute value
      virtual void* getItemValue();

      // Set the item's attribute value
      virtual void setItemValue(void* lParam, int do_commit = 1);

      // Called when the item needs to refresh its data
      virtual void onRefresh();

      // Called when the item needs to commit its changes
      virtual void onCommit();

      // Create combo box with TRUE/FALSE selections
      bool createComboBoxBool(bool expand_on_true = false);

      bool addKeyValuePair(const QString& s, int value);
      bool addKeyList(const QStringList& s);

      // note adding None will be considered a special case and the code will attempt
      //to intercept zero length look up strings for it.
      bool addKeyValue(const QString& s);

      // use the qstrings directly. Up to parent to update data
      void setUseKeyAsValue(int val) { m_use_key_as_value = val; }

      void setDataPtr(void* lParam, int do_commit = 1);
      void setSecondaryDataPtr(void* lParam);
      virtual QWidget* getWidget() { return (QWidget*)combo(); }

      virtual bool isBold() { return 1; }
      virtual void clearList();
      const char* getSelectedName();
      int getSelectedValue();
      QStringList m_combo_items;

      void addExpandOnValue(int value);
      void addContractOnValue(int value);
      void setSelectedItem(int value) { m_combo_selection_index = value; }
   protected:

      bdiQComboBox* combo();
      QPointer<bdiQComboBox> m_combo;
      QVector <EnumKey> m_value_list;
      QVector <int> m_expand_on_list;
      QVector <int> m_contract_on_list;

   protected slots:

      void setValue(int data);

   signals:

      void currentIndexChanged(int);

   protected:

      int findCBData(void* lParam);

   protected:

      int m_combo_selection_index;
      void* m_pIndex;
      void* m_pIndex2;
      int m_use_key_as_value;

   };
}