FileDialogue.cpp

#include "FileDialogue.h"
#include <nfd.h>
#include <stdio.h>
#include <stdlib.h>
#include <iostream>
 
static Vector<nfdfilteritem_t> makeFilterItem(Vector<String> names, Vector<String> specs);
 
namespace Vivid
{
    String FileDialogue::OpenFile(Vector<String> filterName, Vector<String> filterSpecs)
    {
        NFD_Init();
 
        nfdchar_t* outPath;
        Vector<nfdfilteritem_t> filterItem = makeFilterItem(filterName, filterSpecs);
        nfdresult_t result = NFD_OpenDialog(&outPath, filterItem.data(), filterItem.size(), NULL);
        String path;
        if (result == NFD_OKAY)
        {
            path = String(outPath);
            std::cout << "Open Path: " << outPath << std::endl;
            NFD_FreePath(outPath);
        }
        else if (result == NFD_CANCEL)
        {
            std::cout << "User pressed cancel." << std::endl;
        }
        else
        {
            std::cerr << "Error: " << NFD_GetError() << std::endl;
        }
 
        NFD_Quit();
 
        return path;
    }
 
    String FileDialogue::SaveFile(Vector<String> filter, Vector<String> filterSpecs)
    {
        NFD_Init();
 
        nfdchar_t* savePath;
 
        Vector<nfdfilteritem_t> filterItem = makeFilterItem(filter, filterSpecs);
 
        nfdresult_t result = NFD_SaveDialog(&savePath, filterItem.data(), 2, NULL, "Untitled.c");
        String path;
        if (result == NFD_OKAY)
        {
            std::cout << "Save Path: " << savePath << std::endl;
            path = String(savePath);
            NFD_FreePath(savePath);
        }
        else if (result == NFD_CANCEL)
        {
            std::cout << "User pressed cancel." << std::endl;
        }
        else
        {
            std::cerr << "Error: " << NFD_GetError() << std::endl;
        }
 
        NFD_Quit();
        return path;
    }
}
 
static Vector<nfdfilteritem_t> makeFilterItem(Vector<String> names, Vector<String> specs)
{
    int size = names.size();
    Vector<nfdfilteritem_t> filterItems(size);
    if (size != specs.size())
    {
        printf("Error: Name and extensions size mismatch\n");
        return filterItems;
    }
 
    for (int i = 0; i < size; i++)
    {
        filterItems[i].name = names[i].c_str();
        filterItems[i].spec = specs[i].c_str();
    }
 
    return filterItems;
}