Issue #118: First part of splitting

Pdf4QtLibWidgets/sources/pdfobjecteditorwidget_impl.h

@@ -0,0 +1,296 @@
+//    Copyright (C) 2020-2021 Jakub Melka
+//
+//    This file is part of PDF4QT.
+//
+//    PDF4QT 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 3 of the License, or
+//    with the written consent of the copyright owner, any later version.
+//
+//    PDF4QT 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 PDF4QT. If not, see <https://www.gnu.org/licenses/>.
+
+#ifndef PDFOBJECTEDITORWIDGET_IMPL_H
+#define PDFOBJECTEDITORWIDGET_IMPL_H
+
+#include "pdfobjecteditormodel.h"
+
+class QLabel;
+class QGroupBox;
+class QComboBox;
+class QTabWidget;
+class QGridLayout;
+class QLineEdit;
+class QTextBrowser;
+class QPushButton;
+class QDateTimeEdit;
+class QCheckBox;
+class QDoubleSpinBox;
+
+namespace pdf
+{
+
+class PDFObjectEditorMappedWidgetAdapter : public QObject
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = QObject;
+
+public:
+    explicit PDFObjectEditorMappedWidgetAdapter(PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    /// Returns PDFObject value currently present in the widget
+    virtual PDFObject getValue() const = 0;
+
+    /// Sets PDFObject value to the widget. If data are incompatible,
+    /// then no data are set to the widget.
+    /// \param object Value to be set to the widget
+    virtual void setValue(PDFObject object) = 0;
+
+    /// Updates widget state (for example, visibility, enabledness and readonly mode)
+    virtual void update() = 0;
+
+signals:
+    void commitRequested(size_t attribute);
+
+protected:
+    // Initializes label text with attributes name
+    void initLabel(QLabel* label);
+
+    PDFObjectEditorAbstractModel* m_model;
+    size_t m_attribute;
+};
+
+class PDFObjectEditorWidgetMapper : public QObject
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = QObject;
+
+public:
+    explicit PDFObjectEditorWidgetMapper(PDFObjectEditorAbstractModel* model, QObject* parent);
+
+    void initialize(QTabWidget* tabWidget);
+
+    void setObject(PDFObject object);
+    PDFObject getObject();
+
+private:
+    struct Subcategory
+    {
+        QString name;
+        std::vector<size_t> attributes;
+    };
+
+    struct Category
+    {
+        QString name;
+        std::vector<Subcategory> subcategories;
+        QWidget* page = nullptr;
+
+        Subcategory* getOrCreateSubcategory(QString name);
+    };
+
+    void loadWidgets();
+    void onEditedObjectChanged();
+    void onCommitRequested(size_t attribute);
+    void createMappedAdapter(QGroupBox* groupBox, QGridLayout* layout, size_t attribute);
+    Category* getOrCreateCategory(QString categoryName);
+
+    /// Returns true, if category is visible
+    /// \param category Category
+    bool isCategoryVisible(const Category& category) const;
+
+    PDFObjectEditorAbstractModel* m_model;
+    QTabWidget* m_tabWidget;
+    std::vector<Category> m_categories;
+    std::map<size_t, PDFObjectEditorMappedWidgetAdapter*> m_adapters;
+    bool m_isCommitingDisabled;
+};
+
+class PDFObjectEditorMappedComboBoxAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedComboBoxAdapter(QLabel* label, QComboBox* comboBox, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QComboBox* m_comboBox;
+};
+
+class PDFObjectEditorMappedLineEditAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedLineEditAdapter(QLabel* label, QLineEdit* lineEdit, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QLineEdit* m_lineEdit;
+};
+
+class PDFObjectEditorMappedTextBrowserAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedTextBrowserAdapter(QLabel* label, QTextBrowser* textBrowser, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QTextBrowser* m_textBrowser;
+};
+
+class PDFObjectEditorMappedRectangleAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedRectangleAdapter(QLabel* label, QPushButton* pushButton, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QPushButton* m_pushButton;
+    PDFObject m_rectangle;
+};
+
+class PDFObjectEditorMappedDateTimeAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedDateTimeAdapter(QLabel* label, QDateTimeEdit* dateTimeEdit, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QDateTimeEdit* m_dateTimeEdit;
+};
+
+class PDFObjectEditorMappedFlagsAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedFlagsAdapter(std::vector<std::pair<uint32_t, QCheckBox*>> flagCheckBoxes,
+                                               PDFObjectEditorAbstractModel* model,
+                                               size_t attribute,
+                                               QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    std::vector<std::pair<uint32_t, QCheckBox*>> m_flagCheckBoxes;
+};
+
+class PDFObjectEditorMappedCheckBoxAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedCheckBoxAdapter(QLabel* label, QCheckBox* checkBox, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QCheckBox* m_checkBox;
+};
+
+class PDFObjectEditorMappedColorAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedColorAdapter(QLabel* label, QComboBox* comboBox, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QIcon getIconForColor(QColor color) const;
+
+    QLabel* m_label;
+    QComboBox* m_comboBox;
+};
+
+class PDFObjectEditorMappedDoubleAdapter : public PDFObjectEditorMappedWidgetAdapter
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = PDFObjectEditorMappedWidgetAdapter;
+
+public:
+    explicit PDFObjectEditorMappedDoubleAdapter(QLabel* label, QDoubleSpinBox* spinBox, PDFObjectEditorAbstractModel* model, size_t attribute, QObject* parent);
+
+    virtual PDFObject getValue() const override;
+    virtual void setValue(PDFObject object) override;
+    virtual void update() override;
+
+private:
+    QLabel* m_label;
+    QDoubleSpinBox* m_spinBox;
+};
+
+} // namespace pdf
+
+#endif // PDFOBJECTEDITORWIDGET_IMPL_H