refs #139, added a class describing a single column, allowing to set certain columns as editable

src/blackgui/columns.cpp

@@ -5,107 +5,153 @@
 
 #include "columns.h"
 #include <QModelIndex>
+#include <QCoreApplication>
 
 namespace BlackGui
 {
+    CColumn::CColumn(const QString &headerName, int propertyIndex, int alignment, bool editable) :
+        m_columnName(headerName), m_alignment(alignment), m_propertyIndex(propertyIndex), m_editable(editable)
+    {}
 
-/*
- * Header
- */
-CColumns::CColumns(const QString &translationContext, QObject *parent) :
-    QObject(parent), m_translationContext(translationContext)
-{
-    // void
-}
+    CColumn::CColumn(const QString &headerName, int propertyIndex, bool editable) :
+        m_columnName(headerName), m_alignment(-1), m_propertyIndex(propertyIndex), m_editable(editable)
+    {}
 
-/*
- * Add column name
- */
-void CColumns::addColumn(int propertyIndex, const QString &name, int alignment)
-{
-    this->m_headerNames.append(name);
-    this->m_propertyIndexes.append(propertyIndex);
-    this->m_alignments.append(alignment);
-}
+    const char *CColumn::getTranslationContextChar() const
+    {
+        return this->m_translationContext.toUtf8().constData();
+    }
 
-/*
- * Property index to name
- */
-QString CColumns::propertyIndexToName(int propertyIndex) const
-{
-    int column = this->propertyIndexToColumn(propertyIndex);
-    return this->m_headerNames.at(column);
-}
+    const char *CColumn::getColumnNameChar() const
+    {
+        return this->m_columnName.toUtf8().constData();
+    }
 
-/*
- * Index to name
- */
-QString CColumns::columnToName(int column) const
-{
-    Q_ASSERT(column >= 0 && column < this->m_headerNames.size());
-    return this->m_headerNames.at(column);
-}
+    QVariant CColumn::aligmentAsQVariant() const
+    {
+        if (this->hasAlignment()) return QVariant(this->m_alignment);
+        return QVariant(Qt::AlignVCenter | Qt::AlignLeft); // default
+    }
 
-/*
- * Get property index
- */
-int CColumns::columnToPropertyIndex(int column) const
-{
-    Q_ASSERT(column >= 0 && column < this->m_propertyIndexes.size());
-    return this->m_propertyIndexes.at(column);
-}
+    QString CColumn::getColumnName(bool i18n) const
+    {
+        if (!i18n || this->m_translationContext.isEmpty()) return this->m_columnName;
+        return QCoreApplication::translate(this->getTranslationContextChar(), this->getColumnNameChar());
+    }
 
-/*
- * Property index to column
- */
-int CColumns::propertyIndexToColumn(int propertyIndex) const
-{
-    return this->m_propertyIndexes.indexOf(propertyIndex);
-}
+    /*
+     * Header
+     */
+    CColumns::CColumns(const QString &translationContext, QObject *parent) :
+        QObject(parent), m_translationContext(translationContext)
+    {
+        // void
+    }
 
-/*
- * Name to property index
- */
-int CColumns::nameToPropertyIndex(const QString &name) const
-{
-    int column = this->m_headerNames.indexOf(name);
-    if (column < 0) return -1;
-    return this->m_propertyIndexes.at(column);
-}
+    /*
+     * Add column
+     */
+    void CColumns::addColumn(CColumn column)
+    {
+        Q_ASSERT(!this->m_translationContext.isEmpty());
+        column.setTranslationContext(this->m_translationContext);
+        this->m_columns.push_back(column);
+    }
 
-/*
- * Size
- */
-int CColumns::size() const
-{
-    return this->m_headerNames.size();
-}
+    /*
+     * Property index to name
+     */
+    QString CColumns::propertyIndexToColumnName(int propertyIndex, bool i18n) const
+    {
+        int column = this->propertyIndexToColumn(propertyIndex);
+        return this->m_columns.at(column).getColumnName(i18n);
+    }
 
-/*
- * Alignmet
- */
-bool CColumns::hasAlignment(const QModelIndex &index) const
-{
-    if (index.column() < 0 || index.column() >= this->m_alignments.size()) return false;
-    return this->m_alignments.at(index.column()) >= 0;
-}
+    /*
+     * Index to name
+     */
+    QString CColumns::columnToName(int column, bool i18n) const
+    {
+        Q_ASSERT(column >= 0 && column < this->m_columns.size());
+        return this->m_columns.at(column).getColumnName(i18n);
+    }
 
-/*
- * Aligmnet as QVariant
- */
-QVariant CColumns::aligmentAsQVariant(const QModelIndex &index) const
-{
-    if (index.column() < 0 || index.column() >= this->m_alignments.size()) return QVariant();
-    if (!this->hasAlignment(index)) return QVariant(Qt::AlignVCenter | Qt::AlignLeft); // default
-    return QVariant(this->m_alignments.at(index.column()));
-}
+    /*
+     * Get property index
+     */
+    int CColumns::columnToPropertyIndex(int column) const
+    {
+        Q_ASSERT(column >= 0 && column < this->m_columns.size());
+        return this->m_columns.at(column).getPropertyIndex();
+    }
 
-/*
- * Context
- */
-const char *CColumns::getTranslationContext() const
-{
-    return this->m_translationContext.toUtf8().constData();
-}
+    /*
+     * Property index to column
+     */
+    int CColumns::propertyIndexToColumn(int propertyIndex) const
+    {
+        for (int i = 0; i < this->m_columns.size(); i++)
+        {
+            if (this->m_columns.at(i).getPropertyIndex() == propertyIndex)
+                return i;
+        }
+        return -1;
+    }
+
+    /*
+     * Name to property index
+     */
+    int CColumns::nameToPropertyIndex(const QString &name) const
+    {
+        for (int i = 0; i < this->m_columns.size(); i++)
+        {
+            if (this->m_columns.at(i).getColumnName(false) == name)
+                return i;
+        }
+        return -1;
+    }
+
+    /*
+     * Size
+     */
+    int CColumns::size() const
+    {
+        return this->m_columns.size();
+    }
+
+    /*
+     * Alignment?
+     */
+    bool CColumns::hasAlignment(const QModelIndex &index) const
+    {
+        if (index.column() < 0 || index.column() >= this->m_columns.size()) return false;
+        return this->m_columns.at(index.column()).hasAlignment();
+    }
+
+    /*
+     * Editable?
+     */
+    bool CColumns::isEditable(const QModelIndex &index) const
+    {
+        if (index.column() < 0 || index.column() >= this->m_columns.size()) return false;
+        return this->m_columns.at(index.column()).isEditable();
+    }
+
+    /*
+     * Aligment as QVariant
+     */
+    QVariant CColumns::aligmentAsQVariant(const QModelIndex &index) const
+    {
+        if (index.column() < 0 || index.column() >= this->m_columns.size()) return QVariant();
+        return this->m_columns.at(index.column()).aligmentAsQVariant();
+    }
+
+    /*
+     * Context
+     */
+    const char *CColumns::getTranslationContextChar() const
+    {
+        return this->m_translationContext.toUtf8().constData();
+    }
 
 } // namespace BlackGui

src/blackgui/columns.h

@@ -11,11 +11,71 @@
 #define BLACKGUI_COLUMNS_H
 
 #include "blackmisc/valueobject.h" // for qHash overload, include before Qt stuff due GCC issue
+#include "blackmisc/collection.h"
 #include <QObject>
 #include <QHash>
 
 namespace BlackGui
 {
+    /*!
+     * \brief Single column
+     */
+    class CColumn
+    {
+    public:
+        /*!
+         * \brief Constructor
+         * \param headerName
+         * \param propertyIndex as in CValueObject::propertyByIndex
+         * \param alignment Qt::Alignment
+         * \param editable
+         */
+        CColumn(const QString &headerName, int propertyIndex, int alignment = -1, bool editable = false);
+
+        /*!
+         * \brief Constructor
+         * \param headerName
+         * \param propertyIndex
+         * \param editable
+         */
+        CColumn(const QString &headerName, int propertyIndex, bool editable);
+
+        //! \brief Alignment for this column?
+        bool hasAlignment() const
+        {
+            return this->m_alignment >= 0;
+        }
+
+        //! \brief Editable?
+        bool isEditable() const
+        {
+            return this->m_editable;
+        }
+
+        //! \brief Aligment as QVariant
+        QVariant aligmentAsQVariant() const;
+
+        //! \brief Column name
+        QString getColumnName(bool i18n = false) const;
+
+        //! \brief Property index
+        int getPropertyIndex() const { return this->m_propertyIndex;}
+
+        //! \brief Translation context
+        void setTranslationContext(const QString &translationContext)
+        {
+            this->m_translationContext = translationContext;
+        }
+
+    private:
+        QString m_translationContext;
+        QString m_columnName;
+        int m_alignment;
+        int m_propertyIndex; // property index
+        bool m_editable;
+        const char *getTranslationContextChar() const;
+        const char *getColumnNameChar() const;
+    };
 
     /*!
      * \brief Header data for a table
@@ -30,25 +90,14 @@ namespace BlackGui
          */
         CColumns(const QString &translationContext, QObject *parent = nullptr);
 
-        /*!
-         * \brief Add a column name
-         * \param propertyIndex
-         * \param name
-         * \param alignment
-         */
-        void addColumn(int propertyIndex, const QString &name, int alignment = -1);
+        //! \brief Add a column
+        void addColumn(CColumn column);
 
-        /*!
-         * \brief Property index to name
-         * \param propertyIndex
-         */
-        QString propertyIndexToName(int propertyIndex) const;
+        //! \brief Property index to name
+        QString propertyIndexToColumnName(int propertyIndex, bool i18n = false) const;
 
-        /*!
-         * \brief Column index to name
-         * \param column
-         */
-        QString columnToName(int column) const;
+        //! \brief Column index to name
+        QString columnToName(int column, bool i18n = false) const;
 
         //! \brief Column to property index
         int columnToPropertyIndex(int column) const;
@@ -65,31 +114,25 @@ namespace BlackGui
         //! \brief Size (number of columns)
         int size() const;
 
-        /*!
-         * \brief Alignment for this column?
-         * \param index
-         * \return
-         */
+        //! \brief Alignment for this column?
         bool hasAlignment(const QModelIndex &index) const;
 
-        /*!
-         * \brief Aligment as QVariant
-         * \param index
-         * \return
-         */
+        //! \brief Is this column editable?
+        bool isEditable(const QModelIndex &index) const;
+
+        //! \brief Aligment as QVariant
         QVariant aligmentAsQVariant(const QModelIndex &index) const;
 
-        /*!
-         * \brief Translation context
-         * \return
-         */
-        const char *getTranslationContext() const;
+        //! \brief Column at position
+        const CColumn &at(int columnNumber) const
+        {
+            return this->m_columns.at(columnNumber);
+        }
 
     private:
+        QList<CColumn> m_columns;
         QString m_translationContext;
-        QList<QString> m_headerNames;
-        QList<int> m_propertyIndexes; // column to property index
-        QList<int> m_alignments;
+        const char *getTranslationContextChar() const;
     };
 
 } // namespace BlackGui