/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

#ifndef INCLUDED_VCL_UITEST_UIOBJECT_HXX
#define INCLUDED_VCL_UITEST_UIOBJECT_HXX

#include <rtl/ustring.hxx>
#include <map>
#include <memory>

#include <vcl/vclevent.hxx>
#include <vcl/vclptr.hxx>
#include <vcl/dllapi.h>
#include <vcl/window.hxx>

#include <set>

class Button;
class CheckBox;
class ComboBox;
class Dialog;
class Edit;
class IconView;
class ListBox;
class RadioButton;
class TabControl;
class TabPage;
class SvTreeListBox;
class SvTreeListEntry;
class SpinButton;
class SpinField;
class VerticalTabControl;
class VclExpander;
class VclDrawingArea;
class VclMultiLineEdit;
class MenuButton;
class ToolBox;
namespace vcl { class Window; }
namespace weld { class CustomWidgetController; }

typedef std::map<OUString, OUString> StringMap;

/**
 * This class wraps a UI object like vcl::Window and provides
 * an interface for the UI testing.
 *
 * This class should only have virtual methods.
 */
class UITEST_DLLPUBLIC UIObject
{
    UIObject(UIObject const &) = delete;
    UIObject& operator =(UIObject const &) = delete;

public:
    UIObject() = default;

    virtual ~UIObject();

    /**
     * Returns the state of the wrapped UI object as a
     * string key value map.
     */
    virtual StringMap get_state();

    /**
     * Executes an action on the wrapped UI object,
     * possibly with some additional parameters
     */
    virtual void execute(const OUString& rAction,
            const StringMap& rParameters);

    /**
     * Returns the type of the UIObject. Additional information might
     * be available through UIObject::get_state().
     */
    virtual OUString get_type() const;

    /**
     * Returns the child of the current UIObject with the corresponding id.
     * If no object with that id is being found returns a nullptr.
     *
     */
    virtual std::unique_ptr<UIObject> get_child(const OUString& rID);

    /**
     * Returns a set containing all descendants of the object.
     */
    virtual std::set<OUString> get_children() const;

    /**
     * Currently an internal method to dump the state of the current UIObject as represented by get_state().
     *
     * This method should not be exposed to the outside world.
     *
     */
    virtual OUString dumpState() const;

    /**
     * Currently an internal method to dump the parent-child relationship starting from the current top focus window.
     *
     * This method should not be exposed to the outside world.
     *
     */
    virtual OUString dumpHierarchy() const;

    /**
     * Gets the corresponding Action string for the event.
     */
    virtual OUString get_action(VclEventId nEvent) const;

    /**
     * Does this represent the same underlying UI widget as rOther?
     */
    virtual bool equals(const UIObject& rOther) const = 0;
};

class UITEST_DLLPUBLIC WindowUIObject : public UIObject
{
    VclPtr<vcl::Window> mxWindow;

public:

    WindowUIObject(const VclPtr<vcl::Window>& xWindow);

    virtual StringMap get_state() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual OUString get_type() const override;

    virtual std::unique_ptr<UIObject> get_child(const OUString& rID) override;

    std::unique_ptr<UIObject> get_visible_child(const OUString& rID);

    virtual std::set<OUString> get_children() const override;

    virtual OUString dumpState() const override;

    virtual OUString dumpHierarchy() const override;

    virtual OUString get_action(VclEventId nEvent) const override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual bool equals(const UIObject& rOther) const override;

protected:

    virtual OUString get_name() const;

};

// TODO: moggi: what about push buttons?
class ButtonUIObject final : public WindowUIObject
{
    VclPtr<Button> mxButton;
public:

    ButtonUIObject(const VclPtr<Button>& xButton);
    virtual ~ButtonUIObject() override;

    virtual StringMap get_state() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class DialogUIObject final : public WindowUIObject
{
    VclPtr<Dialog> mxDialog;

public:

    DialogUIObject(const VclPtr<Dialog>& xDialog);
    virtual ~DialogUIObject() override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

private:

    virtual OUString get_name() const override;
};

class EditUIObject : public WindowUIObject
{
    VclPtr<Edit> mxEdit;

public:

    EditUIObject(const VclPtr<Edit>& xEdit);
    virtual ~EditUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

protected:

    virtual OUString get_name() const override;
};

class MultiLineEditUIObject final : public WindowUIObject
{
    VclPtr<VclMultiLineEdit> mxEdit;

public:

    MultiLineEditUIObject(const VclPtr<VclMultiLineEdit>& xEdit);
    virtual ~MultiLineEditUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

private:

    virtual OUString get_name() const override;
};

class ExpanderUIObject final : public WindowUIObject
{
    VclPtr<VclExpander> mxExpander;

public:

    ExpanderUIObject(const VclPtr<VclExpander>& xExpander);
    virtual ~ExpanderUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);
private:

    virtual OUString get_name() const override;
};


// TODO: moggi: maybe let it inherit from the button case
class CheckBoxUIObject final : public WindowUIObject
{
private:
    VclPtr<CheckBox> mxCheckBox;

public:
    CheckBoxUIObject(const VclPtr<CheckBox>& xCheckbox);
    virtual ~CheckBoxUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class RadioButtonUIObject final : public WindowUIObject
{
private:
    VclPtr<RadioButton> mxRadioButton;

public:
    RadioButtonUIObject(const VclPtr<RadioButton>& xCheckbox);
    virtual ~RadioButtonUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class TabPageUIObject final : public WindowUIObject
{
private:
    VclPtr<TabPage> mxTabPage;
public:
    TabPageUIObject(const VclPtr<TabPage>& xTabPage);
    virtual ~TabPageUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

private:

    virtual OUString get_name() const override;
};

class ListBoxUIObject final : public WindowUIObject
{
private:
    VclPtr<ListBox> mxListBox;

public:

    ListBoxUIObject(const VclPtr<ListBox>& xListBox);
    virtual ~ListBoxUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

// TODO: moggi: should it inherit from EditUIObject?
class ComboBoxUIObject final : public WindowUIObject
{
private:
    VclPtr<ComboBox> mxComboBox;

public:

    ComboBoxUIObject(const VclPtr<ComboBox>& xListBox);
    virtual ~ComboBoxUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class SpinUIObject final : public WindowUIObject
{
private:
    VclPtr<SpinButton> mxSpinButton;

public:

    SpinUIObject(const VclPtr<SpinButton>& xSpinButton);
    virtual ~SpinUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class SpinFieldUIObject : public EditUIObject
{
    VclPtr<SpinField> mxSpinField;

public:

    SpinFieldUIObject(const VclPtr<SpinField>& xEdit);
    virtual ~SpinFieldUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class TabControlUIObject final : public WindowUIObject
{
private:
    VclPtr<TabControl> mxTabControl;

public:

    TabControlUIObject(const VclPtr<TabControl>& mxTabControl);
    virtual ~TabControlUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class VerticalTabControlUIObject final : public WindowUIObject
{
private:
    VclPtr<VerticalTabControl> mxTabControl;

public:

    VerticalTabControlUIObject(const VclPtr<VerticalTabControl>& mxTabControl);
    virtual ~VerticalTabControlUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

private:

    virtual OUString get_name() const override;
};

class TreeListUIObject : public WindowUIObject
{
public:
    TreeListUIObject(const VclPtr<SvTreeListBox>& xTreeList);

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual std::unique_ptr<UIObject> get_child(const OUString& rID) override;

    virtual std::set<OUString> get_children() const override;

protected:

    virtual OUString get_name() const override;

    VclPtr<SvTreeListBox> mxTreeList;
};

class TreeListEntryUIObject final : public UIObject
{
public:

    TreeListEntryUIObject(const VclPtr<SvTreeListBox>& xTreeList, std::vector<sal_Int32> nTreePath);

    virtual StringMap get_state() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual std::unique_ptr<UIObject> get_child(const OUString& rID) override;

    virtual std::set<OUString> get_children() const override;

    virtual OUString get_type() const override;

    virtual bool equals(const UIObject& rOther) const override;

private:

    SvTreeListEntry* getEntry() const;

    VclPtr<SvTreeListBox> mxTreeList;

    std::vector<sal_Int32> maTreePath;
};

class IconViewUIObject final : public TreeListUIObject
{
public:
    IconViewUIObject(const VclPtr<SvTreeListBox>& xIconView);

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

private:

    virtual OUString get_name() const override;
};

class ToolBoxUIObject final : public WindowUIObject
{
private:
    VclPtr<ToolBox> mxToolBox;

public:

    ToolBoxUIObject(const VclPtr<ToolBox>& mxToolBox);
    virtual ~ToolBoxUIObject() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    virtual StringMap get_state() override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

    virtual OUString get_action(VclEventId nEvent) const override;

private:

    virtual OUString get_name() const override;
};

class MenuButtonUIObject final : public WindowUIObject
{
    VclPtr<MenuButton> mxMenuButton;

public:

    MenuButtonUIObject(const VclPtr<MenuButton>& xMenuButton);
    virtual ~MenuButtonUIObject() override;

    virtual StringMap get_state() override;

    virtual void execute(const OUString& rAction,
            const StringMap& rParameters) override;

    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);

private:

    virtual OUString get_name() const override;
};

class UITEST_DLLPUBLIC DrawingAreaUIObject : public WindowUIObject
{
private:
    VclPtr<VclDrawingArea> mxDrawingArea;
protected:
    weld::CustomWidgetController* mpController;
public:
    DrawingAreaUIObject(const VclPtr<vcl::Window>& rDrawingArea);
    virtual ~DrawingAreaUIObject() override;
    virtual void execute(const OUString& rAction, const StringMap& rParameters) override;
    static std::unique_ptr<UIObject> create(vcl::Window* pWindow);
};

#endif

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