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better folder browser code

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This commit is contained in:
Frank Skare
2021-09-05 21:59:05 +02:00
parent 7a6b2011e4
commit 333d0ee62f
5 changed files with 91 additions and 171 deletions
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3
src/.editorconfig
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@@ -17,3 +17,6 @@ dotnet_diagnostic.IDE0011.severity = none
# IDE0010: Add missing cases
dotnet_diagnostic.IDE0010.severity = none
# IDE0044: Add readonly modifier
dotnet_diagnostic.IDE0044.severity = silent

14
src/Misc/Commands.cs
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@@ -74,8 +74,11 @@ namespace mpvnet
foreach (string arg in args)
{
if (arg == "append") append = true;
if (arg == "no-folder") loadFolder = false;
if (arg == "append")
append = true;
if (arg == "no-folder")
loadFolder = false;
}
App.InvokeOnMainThread(new Action(() => {
@@ -88,9 +91,10 @@ namespace mpvnet
public static void Open_DVD_Or_BD_Folder()
{
App.InvokeOnMainThread(new Action(() => {
using (var dialog = new FolderBrowser())
if (dialog.ShowDialog() == DialogResult.OK)
Core.LoadDiskFolder(dialog.SelectedPath);
var dialog = new FolderBrowser();
if (dialog.Show())
Core.LoadDiskFolder(dialog.SelectedPath);
}));
}

231
src/Misc/FolderBrowser.cs
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@@ -1,25 +1,43 @@

using System;
using System.Windows.Forms;
using System.Reflection;
using System.IO;
using System.Runtime.InteropServices;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Windows.Forms;
namespace mpvnet
{
public partial class FolderBrowser : CommonDialog
public class FolderBrowser
{
BetterFolderBrowserDialog _dialog = new BetterFolderBrowserDialog();
public string SelectedPath { get; set; }
public string SelectedPath {
get => _dialog.FileName;
set => _dialog.FileName = value;
string _initialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
public string InitialDirectory {
get => _initialDirectory;
set {
if (Directory.Exists(value))
_initialDirectory = value;
}
}
public new DialogResult ShowDialog()
public bool Show() => Show(GetOwnerHandle());
public bool Show(IntPtr hWndOwner)
{
return _dialog.ShowDialog(GetOwnerHandle()) ? DialogResult.OK : DialogResult.Cancel;
ShowDialogResult result = VistaDialog.Show(hWndOwner, InitialDirectory);
if (result.Result)
SelectedPath = result.FileName;
return result.Result;
}
struct ShowDialogResult
{
public bool Result { get; set; }
public string FileName { get; set; }
}
public static IntPtr GetOwnerHandle()
@@ -40,168 +58,67 @@ namespace mpvnet
[DllImport("user32.dll")]
public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
protected override bool RunDialog(IntPtr hwndOwner) => _dialog.ShowDialog(hwndOwner);
public override void Reset() { }
class BetterFolderBrowserDialog
static class VistaDialog
{
OpenFileDialog ofd = null;
const string foldersFilter = "Folders|\n";
const BindingFlags flags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic;
static Assembly windowsFormsAssembly = typeof(FileDialog).Assembly;
static Type iFileDialogType = windowsFormsAssembly.GetType("System.Windows.Forms.FileDialogNative+IFileDialog");
static MethodInfo createVistaDialogMethodInfo = typeof(OpenFileDialog).GetMethod("CreateVistaDialog", flags);
static MethodInfo onBeforeVistaDialogMethodInfo = typeof(OpenFileDialog).GetMethod("OnBeforeVistaDialog", flags);
static MethodInfo getOptionsMethodInfo = typeof(FileDialog).GetMethod("GetOptions", flags);
static MethodInfo setOptionsMethodInfo = iFileDialogType.GetMethod("SetOptions", flags);
static uint fosPickFoldersBitFlag = (uint)windowsFormsAssembly
.GetType("System.Windows.Forms.FileDialogNative+FOS")
.GetField("FOS_PICKFOLDERS")
.GetValue(null);
static ConstructorInfo vistaDialogEventsConstructorInfo = windowsFormsAssembly
.GetType("System.Windows.Forms.FileDialog+VistaDialogEvents")
.GetConstructor(flags, null, new[] { typeof(FileDialog) }, null);
static MethodInfo adviseMethodInfo = iFileDialogType.GetMethod("Advise");
static MethodInfo unAdviseMethodInfo = iFileDialogType.GetMethod("Unadvise");
static MethodInfo showMethodInfo = iFileDialogType.GetMethod("Show");
public BetterFolderBrowserDialog()
public static ShowDialogResult Show(IntPtr ownerHandle, string initialDirectory)
{
ofd = new OpenFileDialog();
var openFileDialog = new OpenFileDialog
{
AddExtension = false,
CheckFileExists = false,
DereferenceLinks = true,
Filter = foldersFilter,
InitialDirectory = initialDirectory,
Multiselect = false,
};
ofd.Filter = "Folders|" + "\n";
ofd.AddExtension = false;
ofd.CheckFileExists = false;
ofd.DereferenceLinks = true;
ofd.Multiselect = false;
}
public string FileName {
get => ofd.FileName;
set {
if (Directory.Exists(value))
ofd.InitialDirectory = value;
}
}
public bool ShowDialog() => ShowDialog(IntPtr.Zero);
public bool ShowDialog(IntPtr hWndOwner)
{
bool flag = false;
var r = new Reflector("System.Windows.Forms");
uint num = 0;
Type typeIFileDialog = r.GetTypo("FileDialogNative.IFileDialog");
object dialog = r.Call(ofd, "CreateVistaDialog");
r.Call(ofd, "OnBeforeVistaDialog", dialog);
uint options = Convert.ToUInt32(r.CallAs(typeof(FileDialog), ofd, "GetOptions"));
options |= Convert.ToUInt32(r.GetEnum("FileDialogNative.FOS", "FOS_PICKFOLDERS"));
r.CallAs(typeIFileDialog, dialog, "SetOptions", options);
object pfde = r.New("FileDialog.VistaDialogEvents", ofd);
object[] parameters = new object[] { pfde, num };
r.CallAs2(typeIFileDialog, dialog, "Advise", parameters);
num = Convert.ToUInt32(parameters[1]);
var iFileDialog = createVistaDialogMethodInfo.Invoke(openFileDialog, new object[] { });
onBeforeVistaDialogMethodInfo.Invoke(openFileDialog, new[] { iFileDialog });
setOptionsMethodInfo.Invoke(iFileDialog, new object[] { (uint)getOptionsMethodInfo.Invoke(openFileDialog, new object[] { }) | fosPickFoldersBitFlag });
var adviseParametersWithOutputConnectionToken = new[] { vistaDialogEventsConstructorInfo.Invoke(new object[] { openFileDialog }), 0U };
adviseMethodInfo.Invoke(iFileDialog, adviseParametersWithOutputConnectionToken);
try
{
int num2 = Convert.ToInt32(r.CallAs(typeIFileDialog, dialog, "Show", hWndOwner));
flag = 0 == num2;
int retVal = (int)showMethodInfo.Invoke(iFileDialog, new object[] { ownerHandle });
return new ShowDialogResult
{
Result = retVal == 0,
FileName = openFileDialog.FileName
};
}
finally
{
r.CallAs(typeIFileDialog, dialog, "Unadvise", num);
GC.KeepAlive(pfde);
unAdviseMethodInfo.Invoke(iFileDialog, new[] { adviseParametersWithOutputConnectionToken[1] });
}
return flag;
}
}
class WindowWrapper : IWin32Window
{
IntPtr _hwnd;
public IntPtr Handle => _hwnd;
public WindowWrapper(IntPtr handle) => _hwnd = handle;
}
class Reflector
{
string m_ns;
Assembly m_asmb;
public Reflector(string ns) : this(ns, ns) { }
public Reflector(string an__1, string ns)
{
m_ns = ns;
m_asmb = null;
foreach (AssemblyName aN__2 in Assembly.GetExecutingAssembly().GetReferencedAssemblies())
{
if (aN__2.FullName.StartsWith(an__1))
{
m_asmb = Assembly.Load(aN__2);
break;
}
}
}
public Type GetTypo(string typeName)
{
Type type = null;
string[] names = typeName.Split('.');
if (names.Length > 0)
type = m_asmb.GetType(m_ns + Convert.ToString(".") + names[0]);
for (int i = 1; i < names.Length; i++)
type = type.GetNestedType(names[i], BindingFlags.NonPublic);
return type;
}
public object New(string name, params object[] parameters)
{
Type type = GetTypo(name);
ConstructorInfo[] ctorInfos = type.GetConstructors();
foreach (ConstructorInfo ci in ctorInfos)
{
try {
return ci.Invoke(parameters);
} catch { }
}
return null;
}
public object Call(object obj, string func, params object[] parameters)
{
return Call2(obj, func, parameters);
}
public object Call2(object obj, string func, object[] parameters)
{
return CallAs2(obj.GetType(), obj, func, parameters);
}
public object CallAs(Type type, object obj, string func, params object[] parameters)
{
return CallAs2(type, obj, func, parameters);
}
public object CallAs2(Type type, object obj, string func, object[] parameters)
{
MethodInfo methInfo = type.GetMethod(
func, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
return methInfo.Invoke(obj, parameters);
}
public object Get(object obj, string prop) => GetAs(obj.GetType(), obj, prop);
public object GetAs(Type type, object obj, string prop)
{
PropertyInfo propInfo = type.GetProperty(
prop, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
return propInfo.GetValue(obj, null);
}
public object GetEnum(string typeName, string name)
{
Type type = GetTypo(typeName);
FieldInfo fieldInfo = type.GetField(name);
return fieldInfo.GetValue(null);
}
IntPtr _handle;
public WindowWrapper(IntPtr handle) { _handle = handle; }
public IntPtr Handle => _handle;
}
}
}

10
src/WPF/StringSettingControl.xaml.cs
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@@ -62,13 +62,11 @@ namespace DynamicGUI
switch (StringSetting.Type)
{
case "folder":
using (FolderBrowser fb = new FolderBrowser())
{
fb.SelectedPath = ValueTextBox.Text;
FolderBrowser fb = new FolderBrowser();
fb.InitialDirectory = ValueTextBox.Text;
if (fb.ShowDialog() == WinForms.DialogResult.OK)
ValueTextBox.Text = fb.SelectedPath;
}
if (fb.Show())
ValueTextBox.Text = fb.SelectedPath;
break;
case "color":
using (var dialog = new WinForms.ColorDialog())

4
src/mpv.net.csproj
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@@ -78,10 +78,8 @@
</ItemGroup>
<ItemGroup>
<Compile Include="Misc\App.cs" />
<Compile Include="Misc\FolderBrowser.cs">
<SubType>Component</SubType>
</Compile>
<Compile Include="Misc\Common.cs" />
<Compile Include="Misc\FolderBrowser.cs" />
<Compile Include="Misc\JSONParser.cs" />
<Compile Include="WPF\HandyControl\Controls\Attach\BorderElement.cs" />
<Compile Include="WPF\HandyControl\Controls\Attach\MenuTopLineAttach.cs" />