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misc: chore: Fix possible System.NullReferenceExceptions

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This commit is contained in:
KeatonTheBot 2025-04-11 12:46:19 -05:00
parent 19013d360a
commit 3c644a712d
8 changed files with 26 additions and 27 deletions
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4
src/Ryujinx.HLE.Generators/IpcServiceGenerator.cs
View file

@ -39,7 +39,7 @@ namespace Ryujinx.HLE.Generators
var type = constructors.Where(x => x.ParameterList.Parameters.Count == 2).FirstOrDefault().ParameterList.Parameters[1].Type;
var model = context.Compilation.GetSemanticModel(type.SyntaxTree);
var typeSymbol = model.GetSymbolInfo(type).Symbol as INamedTypeSymbol;
var fullName = typeSymbol.ToString();
var fullName = typeSymbol?.ToString();
generator.EnterScope("if (parameter != null)");
generator.AppendLine($"return new {GetFullName(className, context)}(context, ({fullName})parameter);");
generator.LeaveScope();
@ -67,7 +67,7 @@ namespace Ryujinx.HLE.Generators
{
var typeSymbol = context.Compilation.GetSemanticModel(syntaxNode.SyntaxTree).GetDeclaredSymbol(syntaxNode);
return typeSymbol.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat);
return typeSymbol?.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat);
}
public void Initialize(GeneratorInitializationContext context)

2
src/Ryujinx.HLE/HOS/Services/Nv/NvMemoryAllocator.cs
View file

@ -124,7 +124,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv
{
targetPrevAddress = InvalidAddress;
}
node = node.Previous;
node = node?.Previous;
_tree.Remove(prevAddress);
_list.Remove(_dictionary[prevAddress]);
_dictionary.Remove(prevAddress);

2
src/Ryujinx.Headless.SDL2/WindowBase.cs
View file

@ -418,7 +418,7 @@ namespace Ryujinx.Headless.SDL2
// Get screen touch position
if (!_enableMouse)
{
hasTouch = TouchScreenManager.Update(true, (_inputManager.MouseDriver as SDL2MouseDriver).IsButtonPressed(MouseButton.Button1), _aspectRatio.ToFloat());
hasTouch = TouchScreenManager.Update(true, ((SDL2MouseDriver)_inputManager.MouseDriver).IsButtonPressed(MouseButton.Button1), _aspectRatio.ToFloat());
}
if (!hasTouch)

8
src/Ryujinx.Horizon.Kernel.Generators/SyscallGenerator.cs
View file

@ -210,7 +210,7 @@ namespace Ryujinx.Horizon.Kernel.Generators
{
string name = methodParameter.Identifier.Text;
string argName = GetPrefixedArgName(name);
string typeName = methodParameter.Type.ToString();
string typeName = methodParameter.Type?.ToString();
string canonicalTypeName = GetCanonicalTypeName(compilation, methodParameter.Type);
if (methodParameter.Modifiers.Any(SyntaxKind.OutKeyword))
@ -329,7 +329,7 @@ namespace Ryujinx.Horizon.Kernel.Generators
{
string name = methodParameter.Identifier.Text;
string argName = GetPrefixedArgName(name);
string typeName = methodParameter.Type.ToString();
string typeName = methodParameter.Type?.ToString();
string canonicalTypeName = GetCanonicalTypeName(compilation, methodParameter.Type);
if (methodParameter.Modifiers.Any(SyntaxKind.OutKeyword))
@ -415,9 +415,9 @@ namespace Ryujinx.Horizon.Kernel.Generators
private static string GetCanonicalTypeName(Compilation compilation, SyntaxNode syntaxNode)
{
TypeInfo typeInfo = compilation.GetSemanticModel(syntaxNode.SyntaxTree).GetTypeInfo(syntaxNode);
if (typeInfo.Type.ContainingNamespace == null)
if (typeInfo.Type?.ContainingNamespace == null)
{
return typeInfo.Type.Name;
return typeInfo.Type?.Name;
}
return $"{typeInfo.Type.ContainingNamespace.ToDisplayString()}.{typeInfo.Type.Name}";

19
src/Ryujinx/UI/ViewModels/Input/InputViewModel.cs
View file

@ -46,7 +46,6 @@ namespace Ryujinx.Ava.UI.ViewModels.Input
private PlayerIndex _playerId;
private PlayerIndex _playerIdChoose;
private int _controller;
private int _controllerNumber;
private string _controllerImage;
private int _device;
private object _configViewModel;
@ -247,8 +246,8 @@ namespace Ryujinx.Ava.UI.ViewModels.Input
if (Program.PreviewerDetached)
{
_mainWindow =
(MainWindow)((IClassicDesktopStyleApplicationLifetime)Application.Current
.ApplicationLifetime).MainWindow;
(MainWindow)((IClassicDesktopStyleApplicationLifetime)Application.Current?
.ApplicationLifetime)?.MainWindow;
AvaloniaKeyboardDriver = new AvaloniaKeyboardDriver(owner);
@ -519,7 +518,7 @@ namespace Ryujinx.Ava.UI.ViewModels.Input
{
ProfilesList.Clear();
string basePath = GetProfileBasePath();
string basePath = GetProfileBasePath() ?? string.Empty;
if (!Directory.Exists(basePath))
{
@ -773,11 +772,11 @@ namespace Ryujinx.Ava.UI.ViewModels.Input
if (IsKeyboard)
{
config = (ConfigViewModel as KeyboardInputViewModel).Config.GetConfig();
config = (ConfigViewModel as KeyboardInputViewModel)?.Config.GetConfig();
}
else if (IsController)
{
config = (ConfigViewModel as ControllerInputViewModel).Config.GetConfig();
config = (ConfigViewModel as ControllerInputViewModel)?.Config.GetConfig();
}
config.ControllerType = Controllers[_controller].Type;
@ -842,18 +841,18 @@ namespace Ryujinx.Ava.UI.ViewModels.Input
if (device.Type == DeviceType.Keyboard)
{
var inputConfig = (ConfigViewModel as KeyboardInputViewModel).Config;
var inputConfig = ((KeyboardInputViewModel)ConfigViewModel).Config;
inputConfig.Id = device.Id;
}
else
{
var inputConfig = (ConfigViewModel as ControllerInputViewModel).Config;
var inputConfig = ((ControllerInputViewModel)ConfigViewModel).Config;
inputConfig.Id = device.Id.Split(" ")[0];
}
var config = !IsController
? (ConfigViewModel as KeyboardInputViewModel).Config.GetConfig()
: (ConfigViewModel as ControllerInputViewModel).Config.GetConfig();
? ((KeyboardInputViewModel)ConfigViewModel).Config.GetConfig()
: ((ControllerInputViewModel)ConfigViewModel).Config.GetConfig();
config.ControllerType = Controllers[_controller].Type;
config.PlayerIndex = _playerId;

2
src/Ryujinx/UI/ViewModels/MainWindowViewModel.cs
View file

@ -2251,7 +2251,7 @@ namespace Ryujinx.Ava.UI.ViewModels
switch (operationOutcome)
{
case XCIFileTrimmer.OperationOutcome.Successful:
if (Application.Current.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
if (Application.Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
{
if (desktop.MainWindow is MainWindow mainWindow)
mainWindow.LoadApplications();

12
src/Ryujinx/UI/ViewModels/ModManagerViewModel.cs
View file

@ -93,9 +93,9 @@ namespace Ryujinx.Ava.UI.ViewModels
_modJsonPath = Path.Combine(AppDataManager.GamesDirPath, applicationId.ToString("x16"), "mods.json");
if (Application.Current.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
if (Application.Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
{
_storageProvider = desktop.MainWindow.StorageProvider;
_storageProvider = desktop.MainWindow?.StorageProvider;
}
LoadMods(applicationId, _installedDlcIds);
@ -117,8 +117,8 @@ namespace Ryujinx.Ava.UI.ViewModels
foreach (var mod in modCache.RomfsDirs)
{
var modModel = new ModModel(mod.Path.Parent.FullName, mod.Name, mod.Enabled, inSd);
if (Mods.All(x => x.Path != mod.Path.Parent.FullName))
var modModel = new ModModel(mod.Path.Parent?.FullName, mod.Name, mod.Enabled, inSd);
if (Mods.All(x => x.Path != mod.Path.Parent?.FullName))
{
Mods.Add(modModel);
}
@ -131,8 +131,8 @@ namespace Ryujinx.Ava.UI.ViewModels
foreach (var mod in modCache.ExefsDirs)
{
var modModel = new ModModel(mod.Path.Parent.FullName, mod.Name, mod.Enabled, inSd);
if (Mods.All(x => x.Path != mod.Path.Parent.FullName))
var modModel = new ModModel(mod.Path.Parent?.FullName, mod.Name, mod.Enabled, inSd);
if (Mods.All(x => x.Path != mod.Path.Parent?.FullName))
{
Mods.Add(modModel);
}

4
src/Ryujinx/UI/Views/Main/MainMenuBarView.axaml.cs
View file

@ -106,7 +106,7 @@ namespace Ryujinx.Ava.UI.Views.Main
private async void StopEmulation_Click(object sender, RoutedEventArgs e)
{
await Window.ViewModel.AppHost?.ShowExitPrompt();
await Window.ViewModel.AppHost.ShowExitPrompt();
}
private void PauseEmulation_Click(object sender, RoutedEventArgs e)
@ -211,7 +211,7 @@ namespace Ryujinx.Ava.UI.Views.Main
ViewModel.AreMimeTypesRegistered = FileAssociationHelper.Install();
if (ViewModel.AreMimeTypesRegistered)
await ContentDialogHelper.CreateInfoDialog(LocaleManager.Instance[LocaleKeys.DialogInstallFileTypesSuccessMessage], string.Empty, LocaleManager.Instance[LocaleKeys.InputDialogOk], string.Empty, string.Empty);
else
else
{
await ContentDialogHelper.CreateErrorDialog(LocaleManager.Instance[LocaleKeys.DialogInstallFileTypesErrorMessage]);
}