//
// Open the Visual Studio native dialog for selecting a directory
//
public static String BrowserFolderDialog(IntPtr owner, String title, String initialDirectory)
{
IVsUIShell shell = Package.Instance.UIShell;
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzInitialDir = initialDirectory;
browseInfo[0].pwzDlgTitle = title;
browseInfo[0].hwndOwner = owner;
browseInfo[0].nMaxDirName = 260;
IntPtr pDirName = Marshal.AllocCoTaskMem(520);
browseInfo[0].pwzDirName = pDirName;
try
{
int hr = shell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED)
{
return String.Empty;
}
ErrorHandler.ThrowOnFailure(hr);
return Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
}
finally
{
if (pDirName != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(pDirName);
}
}
}
//
// Open the Visual Studio native dialog for selecting a directory
//
public static String BrowserFolderDialog(IntPtr owner, String title, String initialDirectory)
{
IVsUIShell shell = Package.Instance.UIShell;
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzInitialDir = initialDirectory;
browseInfo[0].pwzDlgTitle = title;
browseInfo[0].hwndOwner = owner;
browseInfo[0].nMaxDirName = 260;
IntPtr pDirName = Marshal.AllocCoTaskMem(520);
browseInfo[0].pwzDirName = pDirName;
try
{
int hr = shell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED)
{
return(String.Empty);
}
ErrorHandler.ThrowOnFailure(hr);
return(Marshal.PtrToStringAuto(browseInfo[0].pwzDirName));
}
finally
{
if (pDirName != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(pDirName);
}
}
}
private void OnBrowseButtonClick(object sender, RoutedEventArgs e)
{
var block = System.IntPtr.Zero;
try {
var dte = VsServiceProvider.GetService <DTE>();
var serviceProvider = new ServiceProvider(dte as IServiceProvider);
var iVsUIShell = VsServiceProvider.GetService <SVsUIShell, IVsUIShell>();
System.IntPtr owner;
iVsUIShell.GetDialogOwnerHwnd(out owner);
var browseInfo = new VSBROWSEINFOW[1];
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzInitialDir = Location;
browseInfo[0].pwzDlgTitle = @"Location";
browseInfo[0].hwndOwner = owner;
browseInfo[0].nMaxDirName = 260;
block = Marshal.AllocCoTaskMem(520);
browseInfo[0].pwzDirName = block;
var result = iVsUIShell.GetDirectoryViaBrowseDlg(browseInfo);
if (result == Microsoft.VisualStudio.VSConstants.S_OK)
{
Location = Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
LocationComboBox.Text = Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
}
} finally {
if (block != System.IntPtr.Zero)
{
Marshal.FreeCoTaskMem(block);
}
}
}
public static string GetDirectoryViaBrowseDialog(this IVsUIShell2 shell, IntPtr parentWindow, Guid persistenceSlot, string title, string initialDirectory, bool overridePersistedInitialDirectory)
{
if (shell == null)
{
throw new ArgumentNullException("shell");
}
if (title == null)
{
throw new ArgumentNullException("title");
}
const int MaxDirName = 10000;
IntPtr dirNameBuffer = Marshal.AllocCoTaskMem((MaxDirName + 1) * sizeof(char));
try
{
VSBROWSEINFOW[] browse = new VSBROWSEINFOW[]
{
new VSBROWSEINFOW
{
pwzDlgTitle = title,
dwFlags = (uint)BrowseInfoFlags.ReturnOnlyFileSystemDirectories,
hwndOwner = parentWindow,
pwzInitialDir = GetInitialDirectoryToUse(initialDirectory, overridePersistedInitialDirectory, persistenceSlot),
nMaxDirName = MaxDirName,
lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW)),
pwzDirName = dirNameBuffer,
dwHelpTopic = 0
}
};
string helpTopic = string.Empty;
string openButtonLabel = null;
string ceilingDir = null;
VSNSEBROWSEINFOW[] nseBrowseInfo = null;
ErrorHandler.ThrowOnFailure(shell.GetDirectoryViaBrowseDlgEx(browse, helpTopic, openButtonLabel, ceilingDir, nseBrowseInfo));
string folder = Marshal.PtrToStringUni(browse[0].pwzDirName);
if (!string.IsNullOrEmpty(folder))
{
PersistLastUseDirectory(persistenceSlot, folder);
}
return(folder);
}
catch (COMException ex) when(ex.ErrorCode == VSConstants.OLE_E_PROMPTSAVECANCELLED)
{
}
finally
{
if (dirNameBuffer != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(dirNameBuffer);
dirNameBuffer = IntPtr.Zero;
}
}
return(null);
}
public static String BrowseForDirectory(IntPtr owner, string initialDirectory = null, string title = null)
{
IVsUIShell uiShell = (IVsUIShell)Package.GetGlobalService(typeof(SVsUIShell));
if (null == uiShell)
{
using (var ofd = new FolderBrowserDialog()) {
ofd.RootFolder = Environment.SpecialFolder.Desktop;
ofd.SelectedPath = initialDirectory;
ofd.ShowNewFolderButton = false;
DialogResult result;
if (owner == IntPtr.Zero)
{
result = ofd.ShowDialog();
}
else
{
result = ofd.ShowDialog(NativeWindow.FromHandle(owner));
}
if (result == DialogResult.OK)
{
return(ofd.SelectedPath);
}
else
{
return(null);
}
}
}
if (owner == IntPtr.Zero)
{
ErrorHandler.ThrowOnFailure(uiShell.GetDialogOwnerHwnd(out owner));
}
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzInitialDir = initialDirectory;
browseInfo[0].pwzDlgTitle = title;
browseInfo[0].hwndOwner = owner;
browseInfo[0].nMaxDirName = 260;
IntPtr pDirName = IntPtr.Zero;
try {
browseInfo[0].pwzDirName = pDirName = Marshal.AllocCoTaskMem(520);
int hr = uiShell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED)
{
return(null);
}
ErrorHandler.ThrowOnFailure(hr);
return(Marshal.PtrToStringAuto(browseInfo[0].pwzDirName));
}
finally {
if (pDirName != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(pDirName);
}
}
}
public static string GetDirectoryViaBrowseDialog(this IVsUIShell2 shell, IntPtr parentWindow, Guid persistenceSlot, string title, string initialDirectory, bool overridePersistedInitialDirectory)
{
if (shell == null)
throw new ArgumentNullException("shell");
if (title == null)
throw new ArgumentNullException("title");
const int MaxDirName = 10000;
IntPtr dirNameBuffer = Marshal.AllocCoTaskMem((MaxDirName + 1) * sizeof(char));
try
{
VSBROWSEINFOW[] browse = new VSBROWSEINFOW[]
{
new VSBROWSEINFOW
{
pwzDlgTitle = title,
dwFlags = (uint)BrowseInfoFlags.ReturnOnlyFileSystemDirectories,
hwndOwner = parentWindow,
pwzInitialDir = GetInitialDirectoryToUse(initialDirectory, overridePersistedInitialDirectory, persistenceSlot),
nMaxDirName = MaxDirName,
lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW)),
pwzDirName = dirNameBuffer,
dwHelpTopic = 0
}
};
string helpTopic = string.Empty;
string openButtonLabel = null;
string ceilingDir = null;
VSNSEBROWSEINFOW[] nseBrowseInfo = null;
ErrorHandler.ThrowOnFailure(shell.GetDirectoryViaBrowseDlgEx(browse, helpTopic, openButtonLabel, ceilingDir, nseBrowseInfo));
string folder = Marshal.PtrToStringUni(browse[0].pwzDirName);
if (!string.IsNullOrEmpty(folder))
PersistLastUseDirectory(persistenceSlot, folder);
return folder;
}
catch (COMException ex)
{
if (ex.ErrorCode != VSConstants.OLE_E_PROMPTSAVECANCELLED)
throw;
}
finally
{
if (dirNameBuffer != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(dirNameBuffer);
dirNameBuffer = IntPtr.Zero;
}
}
return null;
}
private async Task OnBrowseButtonClickedAsync()
{
await NuGetUIThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
const int MaxDirectoryLength = 1000;
//const int BIF_RETURNONLYFSDIRS = 0x00000001; // For finding a folder to start document searching.
const int BIF_BROWSEINCLUDEURLS = 0x00000080; // Allow URLs to be displayed or entered.
var uiShell = await _asyncServiceProvider.GetServiceAsync <SVsUIShell, IVsUIShell2>();
Assumes.Present(uiShell);
var rgch = new char[MaxDirectoryLength + 1];
// allocate a buffer in unmanaged memory for file name (string)
var bufferPtr = Marshal.AllocCoTaskMem((rgch.Length + 1) * 2);
// copy initial path to bufferPtr
Marshal.Copy(rgch, 0, bufferPtr, rgch.Length);
var pBrowse = new VSBROWSEINFOW[1];
pBrowse[0] = new VSBROWSEINFOW
{
lStructSize = (uint)Marshal.SizeOf(pBrowse[0]),
dwFlags = BIF_BROWSEINCLUDEURLS,
pwzDlgTitle = Resources.BrowseFolderDialogDescription,
nMaxDirName = MaxDirectoryLength,
hwndOwner = Handle,
pwzDirName = bufferPtr,
pwzInitialDir = DetermineInitialDirectory()
};
var browseInfo = new VSNSEBROWSEINFOW[1] {
new VSNSEBROWSEINFOW()
};
var ret = uiShell.GetDirectoryViaBrowseDlgEx(pBrowse, "", Resources.BrowseFolderDialogSelectButton, "", browseInfo);
if (ret == VSConstants.S_OK)
{
var pathPtr = pBrowse[0].pwzDirName;
var path = Marshal.PtrToStringAuto(pathPtr);
NewPackageSource.Text = path;
// if the package name text box is empty, we fill it with the selected folder's name
if (string.IsNullOrEmpty(NewPackageName.Text))
{
NewPackageName.Text = Path.GetFileName(path);
}
}
}
/// <summary>
/// Executes Add Search Path menu command.
/// </summary>
internal int AddSearchPath()
{
// Get a reference to the UIShell.
IVsUIShell uiShell = GetService(typeof(SVsUIShell)) as IVsUIShell;
if (null == uiShell)
{
return(VSConstants.S_FALSE);
}
//Create a fill in a structure that defines Browse for folder dialog
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
//Dialog title
browseInfo[0].pwzDlgTitle = DynamicProjectSR.GetString(DynamicProjectSR.SelectFolderForSearchPath);
//Initial directory - project directory
browseInfo[0].pwzInitialDir = _projectDir;
//Parent window
uiShell.GetDialogOwnerHwnd(out browseInfo[0].hwndOwner);
//Max path length
browseInfo[0].nMaxDirName = NativeMethods.MAX_PATH;
//This struct size
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
//Memory to write selected directory to.
//Note: this one allocates unmanaged memory, which must be freed later
IntPtr pDirName = Marshal.AllocCoTaskMem(NativeMethods.MAX_PATH);
browseInfo[0].pwzDirName = pDirName;
try {
//Show the dialog
int hr = uiShell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED)
{
//User cancelled the dialog
return(VSConstants.S_OK);
}
//Check for any failures
ErrorHandler.ThrowOnFailure(hr);
//Get selected directory
string dirName = Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
AddSearchPathEntry(dirName);
} finally {
//Free allocated unmanaged memory
if (pDirName != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(pDirName);
}
}
return(VSConstants.S_OK);
}
private void OnBrowseButtonClicked(object sender, EventArgs e)
{
const int MaxDirectoryLength = 1000;
//const int BIF_RETURNONLYFSDIRS = 0x00000001; // For finding a folder to start document searching.
const int BIF_BROWSEINCLUDEURLS = 0x00000080; // Allow URLs to be displayed or entered.
var uiShell = (IVsUIShell2)_serviceProvider.GetService(typeof(SVsUIShell));
char[] rgch = new char[MaxDirectoryLength + 1];
// allocate a buffer in unmanaged memory for file name (string)
IntPtr bufferPtr = Marshal.AllocCoTaskMem((rgch.Length + 1) * 2);
// copy initial path to bufferPtr
Marshal.Copy(rgch, 0, bufferPtr, rgch.Length);
VSBROWSEINFOW[] pBrowse = new VSBROWSEINFOW[1];
pBrowse[0] = new VSBROWSEINFOW()
{
lStructSize = (uint)Marshal.SizeOf(pBrowse[0]),
dwFlags = (uint)(BIF_BROWSEINCLUDEURLS),
pwzDlgTitle = Resources.BrowseFolderDialogDescription,
nMaxDirName = (uint)MaxDirectoryLength,
hwndOwner = this.Handle,
pwzDirName = bufferPtr,
pwzInitialDir = DetermineInitialDirectory()
};
var browseInfo = new VSNSEBROWSEINFOW[1] {
new VSNSEBROWSEINFOW()
};
int ret = uiShell.GetDirectoryViaBrowseDlgEx(pBrowse, "", Resources.BrowseFolderDialogSelectButton, "", browseInfo);
if (ret == VSConstants.S_OK)
{
var pathPtr = pBrowse[0].pwzDirName;
var path = Marshal.PtrToStringAuto(pathPtr);
NewPackageSource.Text = path;
// if the package name text box is empty, we fill it with the selected folder's name
if (String.IsNullOrEmpty(NewPackageName.Text))
{
NewPackageName.Text = Path.GetFileName(path);
}
}
}
public static string SelectDirectoryUsingDialog(IntPtr handle, string title, string startFolder, string helpTopic,
string openButtonLabel)
{
var vsUiShell2 = GetService(typeof(SVsUIShell)) as IVsUIShell2;
if (vsUiShell2 == null)
{
return(null);
}
var vsbrowseinfow = new VSBROWSEINFOW();
var ptr = Marshal.AllocCoTaskMem(2048);
vsbrowseinfow.lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
vsbrowseinfow.hwndOwner = handle;
vsbrowseinfow.pwzDirName = ptr;
vsbrowseinfow.nMaxDirName = 1024U;
vsbrowseinfow.pwzDlgTitle = title;
vsbrowseinfow.pwzInitialDir = startFolder;
vsbrowseinfow.dwFlags = 1U;
string str = null;
try
{
if (vsUiShell2.GetDirectoryViaBrowseDlgEx(new[]
{
vsbrowseinfow
}, helpTopic, openButtonLabel, null, null) == 0)
{
str = Marshal.PtrToStringAuto(ptr);
}
}
finally
{
if (ptr != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(ptr);
}
}
return(str);
}
private string GetFolder(string title, string starting)
{
var shell = CompareDirectoriesPackage.GetGlobalService(typeof(SVsUIShell)) as IVsUIShell;
if (shell != null)
{
const int MaxBuffer = 2048;
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
IntPtr ownerHwnd;
shell.GetDialogOwnerHwnd(out ownerHwnd);
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzDlgTitle = title;
browseInfo[0].dwFlags = 1; // RestrictToFilesystem;
browseInfo[0].nMaxDirName = 1024;
browseInfo[0].pwzInitialDir = string.IsNullOrWhiteSpace(starting) ? Environment.CurrentDirectory : starting;
browseInfo[0].hwndOwner = ownerHwnd;
try
{
browseInfo[0].pwzDirName = Marshal.AllocCoTaskMem(MaxBuffer);
if (shell.GetDirectoryViaBrowseDlg(browseInfo) == VSConstants.S_OK)
{
starting = Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
}
}
finally
{
Marshal.FreeCoTaskMem(browseInfo[0].pwzDirName);
}
}
return(starting);
}
private string BrowseForDirectory(string initialDirectory)
{
IVsUIShell uiShell = _provider.GetService(typeof(SVsUIShell)) as IVsUIShell;
if (null == uiShell) {
using (var ofd = new FolderBrowserDialog()) {
ofd.RootFolder = Environment.SpecialFolder.Desktop;
ofd.ShowNewFolderButton = false;
var result = ofd.ShowDialog(this);
if (result == DialogResult.OK) {
return ofd.SelectedPath;
} else {
return null;
}
}
}
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzInitialDir = initialDirectory;
browseInfo[0].hwndOwner = Handle;
browseInfo[0].nMaxDirName = 260;
IntPtr pDirName = Marshal.AllocCoTaskMem(520);
browseInfo[0].pwzDirName = pDirName;
try {
int hr = uiShell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED) {
return null;
}
ErrorHandler.ThrowOnFailure(hr);
return Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
} finally {
if (pDirName != IntPtr.Zero) {
Marshal.FreeCoTaskMem(pDirName);
}
}
}
int IVsUIShell.GetDirectoryViaBrowseDlg(VSBROWSEINFOW[] browse)
{
throw new NotImplementedException();
}
private void OnBrowseButtonClicked(object sender, EventArgs e)
{
const int MaxDirectoryLength = 1000;
//const int BIF_RETURNONLYFSDIRS = 0x00000001; // For finding a folder to start document searching.
const int BIF_BROWSEINCLUDEURLS = 0x00000080; // Allow URLs to be displayed or entered.
var uiShell = (IVsUIShell2)_serviceProvider.GetService(typeof(SVsUIShell));
char[] rgch = new char[MaxDirectoryLength + 1];
// allocate a buffer in unmanaged memory for file name (string)
IntPtr bufferPtr = Marshal.AllocCoTaskMem((rgch.Length + 1) * 2);
// copy initial path to bufferPtr
Marshal.Copy(rgch, 0, bufferPtr, rgch.Length);
VSBROWSEINFOW[] pBrowse = new VSBROWSEINFOW[1];
pBrowse[0] = new VSBROWSEINFOW()
{
lStructSize = (uint)Marshal.SizeOf(pBrowse[0]),
dwFlags = (uint)(BIF_BROWSEINCLUDEURLS),
pwzDlgTitle = Resources.BrowseFolderDialogDescription,
nMaxDirName = (uint)MaxDirectoryLength,
hwndOwner = this.Handle,
pwzDirName = bufferPtr,
pwzInitialDir = DetermineInitialDirectory()
};
var browseInfo = new VSNSEBROWSEINFOW[1] { new VSNSEBROWSEINFOW() };
int ret = uiShell.GetDirectoryViaBrowseDlgEx(pBrowse, "", Resources.BrowseFolderDialogSelectButton, "", browseInfo);
if (ret == VSConstants.S_OK)
{
var pathPtr = pBrowse[0].pwzDirName;
var path = Marshal.PtrToStringAuto(pathPtr);
NewPackageSource.Text = path;
// if the package name text box is empty, we fill it with the selected folder's name
if (String.IsNullOrEmpty(NewPackageName.Text))
{
NewPackageName.Text = Path.GetFileName(path);
}
}
}
public static string BrowseForDirectory(
IntPtr owner,
string initialDirectory = null,
string title = null
) {
IVsUIShell uiShell = GetService(typeof(SVsUIShell)) as IVsUIShell;
if (null == uiShell) {
using (var ofd = new FolderBrowserDialog()) {
ofd.RootFolder = Environment.SpecialFolder.Desktop;
ofd.SelectedPath = initialDirectory;
ofd.ShowNewFolderButton = false;
DialogResult result;
if (owner == IntPtr.Zero) {
result = ofd.ShowDialog();
} else {
result = ofd.ShowDialog(NativeWindow.FromHandle(owner));
}
if (result == DialogResult.OK) {
return ofd.SelectedPath;
} else {
return null;
}
}
}
if (owner == IntPtr.Zero) {
ErrorHandler.ThrowOnFailure(uiShell.GetDialogOwnerHwnd(out owner));
}
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
browseInfo[0].pwzInitialDir = initialDirectory;
browseInfo[0].pwzDlgTitle = title;
browseInfo[0].hwndOwner = owner;
browseInfo[0].nMaxDirName = 260;
IntPtr pDirName = IntPtr.Zero;
try {
browseInfo[0].pwzDirName = pDirName = Marshal.AllocCoTaskMem(520);
int hr = uiShell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED) {
return null;
}
ErrorHandler.ThrowOnFailure(hr);
return Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
} finally {
if (pDirName != IntPtr.Zero) {
Marshal.FreeCoTaskMem(pDirName);
}
}
}
public int GetDirectoryViaBrowseDlg(VSBROWSEINFOW[] pBrowse) {
throw new NotImplementedException();
}
/// <summary>
/// Executes Add Search Path menu command.
/// </summary>
internal int AddSearchPath()
{
// Get a reference to the UIShell.
IVsUIShell uiShell = GetService(typeof(SVsUIShell)) as IVsUIShell;
if (null == uiShell) {
return VSConstants.S_FALSE;
}
//Create a fill in a structure that defines Browse for folder dialog
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
//Dialog title
browseInfo[0].pwzDlgTitle = DynamicProjectSR.GetString(DynamicProjectSR.SelectFolderForSearchPath);
//Initial directory - project directory
browseInfo[0].pwzInitialDir = ProjectHome;
//Parent window
uiShell.GetDialogOwnerHwnd(out browseInfo[0].hwndOwner);
//Max path length
browseInfo[0].nMaxDirName = NativeMethods.MAX_PATH;
//This struct size
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
//Memory to write selected directory to.
//Note: this one allocates unmanaged memory, which must be freed later
IntPtr pDirName = Marshal.AllocCoTaskMem(NativeMethods.MAX_PATH);
browseInfo[0].pwzDirName = pDirName;
try {
//Show the dialog
int hr = uiShell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED) {
//User cancelled the dialog
return VSConstants.S_OK;
}
//Check for any failures
ErrorHandler.ThrowOnFailure(hr);
//Get selected directory
string dirName = Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
AddSearchPathEntry(dirName);
} finally {
//Free allocated unmanaged memory
if (pDirName != IntPtr.Zero) {
Marshal.FreeCoTaskMem(pDirName);
}
}
return VSConstants.S_OK;
}
internal string BrowseForFolder(string title, string initialDir) {
// Get a reference to the UIShell.
IVsUIShell uiShell = GetService(typeof(SVsUIShell)) as IVsUIShell;
if (null == uiShell) {
return null;
}
//Create a fill in a structure that defines Browse for folder dialog
VSBROWSEINFOW[] browseInfo = new VSBROWSEINFOW[1];
//Dialog title
browseInfo[0].pwzDlgTitle = title;
//Initial directory - project directory
browseInfo[0].pwzInitialDir = initialDir;
//Parent window
uiShell.GetDialogOwnerHwnd(out browseInfo[0].hwndOwner);
//Max path length
//This is WCHARS not bytes
browseInfo[0].nMaxDirName = (uint)NativeMethods.MAX_PATH;
//This struct size
browseInfo[0].lStructSize = (uint)Marshal.SizeOf(typeof(VSBROWSEINFOW));
//Memory to write selected directory to.
//Note: this one allocates unmanaged memory, which must be freed later
// Add 1 for the null terminator and double since we are WCHARs not bytes
IntPtr pDirName = Marshal.AllocCoTaskMem((NativeMethods.MAX_PATH + 1)*2);
browseInfo[0].pwzDirName = pDirName;
try {
//Show the dialog
int hr = uiShell.GetDirectoryViaBrowseDlg(browseInfo);
if (hr == VSConstants.OLE_E_PROMPTSAVECANCELLED) {
//User cancelled the dialog
return null;
}
//Check for any failures
ErrorHandler.ThrowOnFailure(hr);
//Get selected directory
return Marshal.PtrToStringAuto(browseInfo[0].pwzDirName);
} finally {
//Free allocated unmanaged memory
if (pDirName != IntPtr.Zero) {
Marshal.FreeCoTaskMem(pDirName);
}
}
}
