file_dialog.h

/*************************************************************************/
/*  file_dialog.h                                                        */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
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/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
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/* the following conditions:                                             */
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/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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/*************************************************************************/
#ifndef FILE_DIALOG_H
#define FILE_DIALOG_H

#include "scene/gui/dialogs.h"
#include "scene/gui/tree.h"
#include "scene/gui/line_edit.h"
#include "scene/gui/option_button.h"
#include "scene/gui/dialogs.h"
#include "scene/gui/tool_button.h"
#include "os/dir_access.h"
#include "box_container.h"
class FileDialog : public ConfirmationDialog {

    OBJ_TYPE( FileDialog, ConfirmationDialog );

public:

    enum Access {
        ACCESS_RESOURCES,
        ACCESS_USERDATA,
        ACCESS_FILESYSTEM
    };


    enum Mode {
        MODE_OPEN_FILE,
        MODE_OPEN_FILES,
        MODE_OPEN_DIR,
        MODE_SAVE_FILE,
    };

    typedef Ref<Texture> (*GetIconFunc)(const String&);
    typedef void (*RegisterFunc)(FileDialog*);

    static GetIconFunc get_icon_func;
    static GetIconFunc get_large_icon_func;
    static RegisterFunc register_func;
    static RegisterFunc unregister_func;

private:

    ConfirmationDialog *makedialog;
    LineEdit *makedirname;

    Button *makedir;
    Access access;
    //Button *action;
    VBoxContainer *vbox;
    Mode mode;
    LineEdit *dir;
    OptionButton *drives;
    Tree *tree;
    LineEdit *file;
    AcceptDialog *mkdirerr;
    AcceptDialog *exterr;
    OptionButton *filter;
    DirAccess *dir_access;
    ConfirmationDialog *confirm_save;

    ToolButton *refresh;

    Vector<String> filters;


    static bool default_show_hidden_files;
    bool show_hidden_files;

    bool invalidated;

    void update_dir();
    void update_file_list();
    void update_filters();

    void _tree_selected();

    void _select_drive(int p_idx);
    void _tree_dc_selected();
    void _dir_entered(String p_dir);
    void _file_entered(const String& p_file);
    void _action_pressed();
    void _save_confirm_pressed();
    void _cancel_pressed();
    void _filter_selected(int);
    void _make_dir();
    void _make_dir_confirm();

    void _update_drives();

    void _unhandled_input(const InputEvent& p_event);

    virtual void _post_popup();

protected:

    void _notification(int p_what);
    static void _bind_methods();
    //bind helpers
public:

    void clear_filters();
    void add_filter(const String& p_filter);

    void set_enable_multiple_selection(bool p_enable);
    Vector<String> get_selected_files() const;

    String get_current_dir() const;
    String get_current_file() const;
    String get_current_path() const;
    void set_current_dir(const String& p_dir);
    void set_current_file(const String& p_file);
    void set_current_path(const String& p_path);

    void set_mode(Mode p_mode);
    Mode get_mode() const;

    VBoxContainer *get_vbox();
    LineEdit *get_line_edit() { return file; }

    void set_access(Access p_access);
    Access get_access() const;

    void set_show_hidden_files(bool p_show);
    bool is_showing_hidden_files() const;

    static void set_default_show_hidden_files(bool p_show);

    void invalidate();

    FileDialog();
    ~FileDialog();

};

class LineEditFileChooser : public HBoxContainer {

    OBJ_TYPE( LineEditFileChooser, HBoxContainer );
    Button *button;
    LineEdit *line_edit;
    FileDialog *dialog;

    void _chosen(const String& p_text);
    void _browse();
protected:
    static void _bind_methods();
public:

    Button *get_button() { return button; }
    LineEdit *get_line_edit() { return line_edit; }
    FileDialog *get_file_dialog() { return dialog; }

    LineEditFileChooser();
};

VARIANT_ENUM_CAST( FileDialog::Mode );
VARIANT_ENUM_CAST( FileDialog::Access );

#endif