Mesen-SX/UI/Emulation/EmuRunner.cs

113 lines
3.4 KiB
C#

using Mesen.GUI.Config;
using Mesen.GUI.Forms;
using Mesen.GUI.Utilities;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Mesen.GUI.Emulation
{
public static class EmuRunner
{
public static void LoadRom(ResourcePath romPath, ResourcePath? patchPath = null)
{
if(!frmSelectRom.SelectRom(ref romPath)) {
return;
}
if(patchPath == null && ConfigManager.Config.Preferences.AutoLoadPatches) {
string[] extensions = new string[3] { ".ips", ".ups", ".bps" };
foreach(string ext in extensions) {
string file = Path.Combine(romPath.Folder, Path.GetFileNameWithoutExtension(romPath.FileName)) + ext;
if(File.Exists(file)) {
patchPath = file;
break;
}
}
}
if(EmuApi.LoadRom(romPath, patchPath)) {
ConfigManager.Config.RecentFiles.AddRecentFile(romPath, patchPath);
}
}
public static void LoadPatchFile(string patchFile)
{
string patchFolder = Path.GetDirectoryName(patchFile);
List<string> romsInFolder = new List<string>();
foreach(string filepath in Directory.EnumerateFiles(patchFolder)) {
if(FolderHelper.IsRomFile(filepath)) {
romsInFolder.Add(filepath);
}
}
if(romsInFolder.Count == 1) {
//There is a single rom in the same folder as the IPS/BPS patch, use it automatically
LoadRom(romsInFolder[0], patchFile);
} else {
if(!IsRunning()) {
//Prompt the user for a rom to load
if(MesenMsgBox.Show("SelectRomIps", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK) {
using(OpenFileDialog ofd = new OpenFileDialog()) {
ofd.SetFilter(ResourceHelper.GetMessage("FilterRom"));
if(ConfigManager.Config.RecentFiles.Items.Count > 0) {
ofd.InitialDirectory = ConfigManager.Config.RecentFiles.Items[0].RomFile.Folder;
}
if(ofd.ShowDialog(frmMain.Instance) == DialogResult.OK) {
LoadRom(ofd.FileName, patchFile);
}
}
}
} else if(MesenMsgBox.Show("PatchAndReset", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK) {
//Confirm that the user wants to patch the current rom and reset
LoadRom(EmuApi.GetRomInfo().RomPath, patchFile);
}
}
}
public static void LoadRecentGame(string recentGameArchivePath)
{
EmuApi.LoadRecentGame(recentGameArchivePath, false /* TODO , ConfigManager.Config.Preferences.GameSelectionScreenResetGame */);
}
private static bool IsPatchFile(string filename)
{
using(FileStream stream = File.OpenRead(filename)) {
byte[] header = new byte[5];
stream.Read(header, 0, 5);
if(header[0] == 'P' && header[1] == 'A' && header[2] == 'T' && header[3] == 'C' && header[4] == 'H') {
return true;
} else if((header[0] == 'U' || header[0] == 'B') && header[1] == 'P' && header[2] == 'S' && header[3] == '1') {
return true;
}
}
return false;
}
public static void LoadFile(string filename)
{
if(File.Exists(filename)) {
if(IsPatchFile(filename)) {
LoadPatchFile(filename);
} else if(Path.GetExtension(filename).ToLowerInvariant() == ".mss") {
EmuApi.LoadStateFile(filename);
} else if(IsRunning() && Path.GetExtension(filename).ToLowerInvariant() == ".msm") {
RecordApi.MoviePlay(filename);
} else {
LoadRom(filename);
}
}
}
public static bool IsRunning()
{
return EmuApi.IsRunning();
}
}
}