FileDialogScreenController.h

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#pragma once
 
#include <string>
#include <unordered_map>
#include <vector>
 
#include <tdme/tdme.h>
#include <tdme/gui/events/fwd-tdme.h>
#include <tdme/gui/events/GUIActionListener.h>
#include <tdme/gui/events/GUIChangeListener.h>
#include <tdme/gui/events/GUIFocusListener.h>
#include <tdme/gui/nodes/fwd-tdme.h>
#include <tdme/tools/editor/controllers/ScreenController.h>
#include <tdme/utilities/fwd-tdme.h>
 
using std::string;
using std::unordered_map;
using std::vector;
 
using tdme::gui::events::GUIActionListener;
using tdme::gui::events::GUIActionListenerType;
using tdme::gui::events::GUIChangeListener;
using tdme::gui::events::GUIFocusListener;
using tdme::gui::nodes::GUIElementNode;
using tdme::gui::nodes::GUIScreenNode;
using tdme::gui::nodes::GUITextNode;
using tdme::tools::editor::controllers::ScreenController;
using tdme::utilities::Action;
using tdme::utilities::MutableString;
 
/**
 * File dialog screen controller
 * @author Andreas Drewke
 * @version $Id$
 */
class tdme::tools::editor::controllers::FileDialogScreenController final
    : public ScreenController
    , public virtual GUIActionListener
    , public virtual GUIChangeListener
    , public virtual GUIFocusListener
{
 
private:
    GUIScreenNode* screenNode { nullptr };
    string cwd;
    vector<string> extensions;
    string captionText;
    GUIElementNode* tabsHeaderNode { nullptr };
    GUIElementNode* pathNode { nullptr };
    GUIElementNode* fileNameNode { nullptr };
    GUIElementNode* filesNode { nullptr };
    GUIElementNode* recentsNode { nullptr };
    GUIElementNode* favoritesNode { nullptr };
    GUIElementNode* drivesNode { nullptr };
    GUIElementNode* typeDropDownNode { nullptr };
    Action* applyAction { nullptr };
    Action* cancelAction { nullptr };
    vector<string> fileList;
    bool enableFilter;
    bool filtered;
    vector<string> favorites;
    vector<string> recents;
    string defaultCwd;
    unordered_map<string, string> defaultCwdByExtensions;
    string settingsPathName;
    string settingsFileName;
 
private:
 
    /**
     * Set up files
     * @return success
     */
    bool setupFiles();
 
    /**
     * Set up files
     * @param fileNameList file name list
     * @param selectedFileName selected file name
     */
    void setupFiles(const vector<string>& fileNameList, const string& selectedFileName = string());
 
    /**
     * Set up favorites
     */
    void setupFavorites();
 
    /**
     * Set up recent
     */
    void setupRecents();
 
    /**
     * Set up drives
     */
    void setupDrives();
 
    /**
     * @return extension hash
     */
    inline const string getExtensionHash() {
        string extensionHash = "|";
        for (auto& extension: extensions) extensionHash+= extension + "|";
        if (extensions.empty() == true) extensionHash+= "|";
        return extensionHash;
    }
 
public:
    /**
     * Public constructor
     */
    FileDialogScreenController();
 
    /**
     * Destructor
     */
    virtual ~FileDialogScreenController();
 
    // overridden methods
    GUIScreenNode* getScreenNode() override;
 
    /**
     * @return default current working directory
     */
    inline const string& getDefaultCWD() {
        return defaultCwd;
    }
 
    /**
     * Set default current working directory
     * @param defaultCWD default current working directory
     */
    void setDefaultCWD(const string& defaultCwd);
 
    /**
     * @return path name
     */
    const string& getPathName();
 
    /**
     * @return file name
     */
    const string getFileName();
 
    /**
     * Shows the file dialog pop up
     * @param cwd current working directory
     * @param captionText caption text
     * @param extensions extensions
     * @param fileName file name
     * @param enableFilter enable filter
     * @param applyAction apply action
     * @param cancelAction cancel action
     * @param settingsFileName settings file name
     * @param settingsPathName settings path name
     * @throws IOException
     */
    void show(const string& cwd, const string& captionText, const vector<string>& extensions, const string& fileName, bool enableFilter, Action* applyAction, Action* cancelAction = nullptr, const string& settingsFileName = ".filedialog.properties", const string& settingsPathName = string());
 
    /**
     * Abort the file dialog pop up
     */
    void close();
 
    // overridden methods
    void initialize() override;
    void dispose() override;
    void onValueChanged(GUIElementNode* node) override;
    void onActionPerformed(GUIActionListenerType type, GUIElementNode* node) override;
    void onFocus(GUIElementNode* node) override;
    void onUnfocus(GUIElementNode* node) override;
 
    /**
     * Load settings
     */
    void loadSettings();
 
    /**
     * Save settings
     */
    void saveSettings();
 
    /**
     * Get file image name
     * @param fileName file name
     * @return file image name
     */
    static const string getFileImageName(const string& fileName);
 
};