FolderBrowserDialog.SelectedPath プロパティ
アセンブリ: System.Windows.Forms (system.windows.forms.dll 内)

Dim instance As FolderBrowserDialog Dim value As String value = instance.SelectedPath instance.SelectedPath = value
[LocalizableAttribute(true)] public: property String^ SelectedPath { String^ get (); void set (String^ value); }
/** @property */ public String get_SelectedPath () /** @property */ public void set_SelectedPath (String value)
ダイアログ ボックスで最初に選択するフォルダへのパス。または、ユーザーが最後に選択したフォルダへのパス。既定値は空の文字列 ("") です。

SelectedPath プロパティを設定してからダイアログ ボックスを表示すると、このパスが示すフォルダが最初に選択されます。ただし、SelectedPath は RootFolder のサブフォルダへの絶対パスである必要があります (より正確に表現すると、RootFolder が表すシェル名前空間のサブフォルダへの絶対パスである必要があります)。
ShowDialog が OK を返した場合は、ユーザーが [OK] ボタンをクリックしたことを表し、SelectedPath プロパティには、選択されたフォルダへのパスを表す文字列が格納されます。ShowDialog が Cancel を返した場合は、ユーザーがダイアログ ボックスをキャンセルして終了したことを表し、このプロパティには、ダイアログ ボックスの表示前に設定されていた値がそのまま格納されます。My Computer など、物理的なパスに対応しないフォルダが選択されている場合、ダイアログ ボックスの [OK] ボタンは無効状態になります。

' The following example displays an application that provides the ability to ' open rich text files (rtf) into the RichTextBox. The example demonstrates ' using the FolderBrowserDialog to set the default directory for opening files. ' The OpenFileDialog class is used to open the file. Imports System Imports System.Drawing Imports System.Windows.Forms Imports System.IO Public Class FolderBrowserDialogExampleForm Inherits Form Private folderBrowserDialog1 As FolderBrowserDialog Private openFileDialog1 As OpenFileDialog Private richTextBox1 As RichTextBox Private mainMenu1 As MainMenu Private fileMenuItem As MenuItem Private WithEvents folderMenuItem As MenuItem, _ closeMenuItem As MenuItem, _ openMenuItem As MenuItem Private openFileName As String, folderName As String Private fileOpened As Boolean = False Public Sub New() Me.mainMenu1 = New System.Windows.Forms.MainMenu() Me.fileMenuItem = New System.Windows.Forms.MenuItem() Me.openMenuItem = New System.Windows.Forms.MenuItem() Me.folderMenuItem = New System.Windows.Forms.MenuItem() Me.closeMenuItem = New System.Windows.Forms.MenuItem() Me.openFileDialog1 = New System.Windows.Forms.OpenFileDialog() Me.folderBrowserDialog1 = New System.Windows.Forms.FolderBrowserDialog() Me.richTextBox1 = New System.Windows.Forms.RichTextBox() Me.mainMenu1.MenuItems.Add(Me.fileMenuItem) Me.fileMenuItem.MenuItems.AddRange( _ New System.Windows.Forms.MenuItem() {Me.openMenuItem, _ Me.closeMenuItem, _ Me.folderMenuItem}) Me.fileMenuItem.Text = "File" Me.openMenuItem.Text = "Open..." Me.folderMenuItem.Text = "Select Directory..." Me.closeMenuItem.Text = "Close" Me.closeMenuItem.Enabled = False Me.openFileDialog1.DefaultExt = "rtf" Me.openFileDialog1.Filter = "rtf files (*.rtf)|*.rtf" ' Set the Help text description for the FolderBrowserDialog. Me.folderBrowserDialog1.Description = _ "Select the directory that you want to use As the default." ' Do not allow the user to create New files via the FolderBrowserDialog. Me.folderBrowserDialog1.ShowNewFolderButton = False ' Default to the My Documents folder. Me.folderBrowserDialog1.RootFolder = Environment.SpecialFolder.Personal Me.richTextBox1.AcceptsTab = True Me.richTextBox1.Location = New System.Drawing.Point(8, 8) Me.richTextBox1.Size = New System.Drawing.Size(280, 344) Me.richTextBox1.Anchor = AnchorStyles.Top Or AnchorStyles.Left Or _ AnchorStyles.Bottom Or AnchorStyles.Right Me.ClientSize = New System.Drawing.Size(296, 360) Me.Controls.Add(Me.richTextBox1) Me.Menu = Me.mainMenu1 Me.Text = "RTF Document Browser" End Sub <STAThread()> _ Shared Sub Main() Application.Run(New FolderBrowserDialogExampleForm()) End Sub ' Bring up a dialog to open a file. Private Sub openMenuItem_Click(sender As object, e As System.EventArgs) _ Handles openMenuItem.Click ' If a file is not opened, then set the initial directory to the ' FolderBrowserDialog.SelectedPath value. If (not fileOpened) Then openFileDialog1.InitialDirectory = folderBrowserDialog1.SelectedPath openFileDialog1.FileName = nothing End If ' Display the openFile dialog. Dim result As DialogResult = openFileDialog1.ShowDialog() ' OK button was pressed. If (result = DialogResult.OK) Then openFileName = openFileDialog1.FileName Try ' Output the requested file in richTextBox1. Dim s As Stream = openFileDialog1.OpenFile() richTextBox1.LoadFile(s, RichTextBoxStreamType.RichText) s.Close() fileOpened = True Catch exp As Exception MessageBox.Show("An error occurred while attempting to load the file. The error is:" _ + System.Environment.NewLine + exp.ToString() + System.Environment.NewLine) fileOpened = False End Try Invalidate() closeMenuItem.Enabled = fileOpened ' Cancel button was pressed. ElseIf (result = DialogResult.Cancel) Then return End If End Sub ' Close the current file. Private Sub closeMenuItem_Click(sender As object, e As System.EventArgs) _ Handles closeMenuItem.Click richTextBox1.Text = "" fileOpened = False closeMenuItem.Enabled = False End Sub ' Bring up a dialog to chose a folder path in which to open or save a file. Private Sub folderMenuItem_Click(sender As object, e As System.EventArgs) _ Handles folderMenuItem.Click ' Show the FolderBrowserDialog. Dim result As DialogResult = folderBrowserDialog1.ShowDialog() If ( result = DialogResult.OK ) Then folderName = folderBrowserDialog1.SelectedPath If (not fileOpened) Then ' No file is opened, bring up openFileDialog in selected path. openFileDialog1.InitialDirectory = folderName openFileDialog1.FileName = nothing openMenuItem.PerformClick() End If End If End Sub End Class
// The following example displays an application that provides the ability to // open rich text files (rtf) into the RichTextBox. The example demonstrates // using the FolderBrowserDialog to set the default directory for opening files. // The OpenFileDialog class is used to open the file. using System; using System.Drawing; using System.Windows.Forms; using System.IO; public class FolderBrowserDialogExampleForm : System.Windows.Forms.Form { private FolderBrowserDialog folderBrowserDialog1; private OpenFileDialog openFileDialog1; private RichTextBox richTextBox1; private MainMenu mainMenu1; private MenuItem fileMenuItem, openMenuItem; private MenuItem folderMenuItem, closeMenuItem; private string openFileName, folderName; private bool fileOpened = false; // The main entry point for the application. static void Main() { Application.Run(new FolderBrowserDialogExampleForm()); } // Constructor. public FolderBrowserDialogExampleForm() { this.mainMenu1 = new System.Windows.Forms.MainMenu(); this.fileMenuItem = new System.Windows.Forms.MenuItem(); this.openMenuItem = new System.Windows.Forms.MenuItem(); this.folderMenuItem = new System.Windows.Forms.MenuItem(); this.closeMenuItem = new System.Windows.Forms.MenuItem(); this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog(); this.folderBrowserDialog1 = new System.Windows.Forms.FolderBrowserDialog(); this.richTextBox1 = new System.Windows.Forms.RichTextBox(); this.mainMenu1.MenuItems.Add(this.fileMenuItem); this.fileMenuItem.MenuItems.AddRange( new System.Windows.Forms.MenuItem[] {this.openMenuItem, this.closeMenuItem , this.folderMenuItem}); this.fileMenuItem.Text = "File"; this.openMenuItem.Text = "Open..."; this.openMenuItem.Click += new System.EventHandler(this.openMenuItem_Click); this.folderMenuItem.Text = "Select Directory..."; this.folderMenuItem.Click += new System.EventHandler(this.folderMenuItem_Click); this.closeMenuItem.Text = "Close"; this.closeMenuItem.Click += new System.EventHandler(this.closeMenuItem_Click); this.closeMenuItem.Enabled = false; this.openFileDialog1.DefaultExt = "rtf"; this.openFileDialog1.Filter = "rtf files (*.rtf)|*.rtf"; // Set the help text description for the FolderBrowserDialog. this.folderBrowserDialog1.Description = "Select the directory that you want to use as the default."; // Do not allow the user to create new files via the FolderBrowserDialog. this.folderBrowserDialog1.ShowNewFolderButton = false; // Default to the My Documents folder. this.folderBrowserDialog1.RootFolder = Environment.SpecialFolder.Personal; this.richTextBox1.AcceptsTab = true; this.richTextBox1.Location = new System.Drawing.Point(8, 8); this.richTextBox1.Size = new System.Drawing.Size(280, 344); this.richTextBox1.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Bottom | AnchorStyles.Right; this.ClientSize = new System.Drawing.Size(296, 360); this.Controls.Add(this.richTextBox1); this.Menu = this.mainMenu1; this.Text = "RTF Document Browser"; } // Bring up a dialog to open a file. private void openMenuItem_Click(object sender, System.EventArgs e) { // If a file is not opened, then set the initial directory to the // FolderBrowserDialog.SelectedPath value. if (!fileOpened) { openFileDialog1.InitialDirectory = folderBrowserDialog1.SelectedPath; openFileDialog1.FileName = null; } // Display the openFile dialog. DialogResult result = openFileDialog1.ShowDialog(); // OK button was pressed. if(result == DialogResult.OK) { openFileName = openFileDialog1.FileName; try { // Output the requested file in richTextBox1. Stream s = openFileDialog1.OpenFile(); richTextBox1.LoadFile(s, RichTextBoxStreamType.RichText); s.Close(); fileOpened = true; } catch(Exception exp) { MessageBox.Show("An error occurred while attempting to load the file. The error is:" + System.Environment.NewLine + exp.ToString() + System.Environment.NewLine); fileOpened = false; } Invalidate(); closeMenuItem.Enabled = fileOpened; } // Cancel button was pressed. else if(result == DialogResult.Cancel) { return; } } // Close the current file. private void closeMenuItem_Click(object sender, System.EventArgs e) { richTextBox1.Text = ""; fileOpened = false; closeMenuItem.Enabled = false; } // Bring up a dialog to chose a folder path in which to open or save a file. private void folderMenuItem_Click(object sender, System.EventArgs e) { // Show the FolderBrowserDialog. DialogResult result = folderBrowserDialog1.ShowDialog(); if( result == DialogResult.OK ) { folderName = folderBrowserDialog1.SelectedPath; if(!fileOpened) { // No file is opened, bring up openFileDialog in selected path. openFileDialog1.InitialDirectory = folderName; openFileDialog1.FileName = null; openMenuItem.PerformClick(); } } } }
// The following example displays an application that provides the ability to // open rich text files (rtf) into the RichTextBox. The example demonstrates // using the FolderBrowserDialog to set the default directory for opening files. // The OpenFileDialog is used to open the file. #using <System.dll> #using <System.Windows.Forms.dll> #using <System.Drawing.dll> using namespace System; using namespace System::Drawing; using namespace System::Windows::Forms; using namespace System::IO; public ref class FolderBrowserDialogExampleForm: public System::Windows::Forms::Form { private: FolderBrowserDialog^ folderBrowserDialog1; OpenFileDialog^ openFileDialog1; RichTextBox^ richTextBox1; MainMenu^ mainMenu1; MenuItem^ fileMenuItem; MenuItem^ openMenuItem; MenuItem^ folderMenuItem; MenuItem^ closeMenuItem; String^ openFileName; String^ folderName; bool fileOpened; public: // Constructor. FolderBrowserDialogExampleForm() { fileOpened = false; this->mainMenu1 = gcnew System::Windows::Forms::MainMenu; this->fileMenuItem = gcnew System::Windows::Forms::MenuItem; this->openMenuItem = gcnew System::Windows::Forms::MenuItem; this->folderMenuItem = gcnew System::Windows::Forms::MenuItem; this->closeMenuItem = gcnew System::Windows::Forms::MenuItem; this->openFileDialog1 = gcnew System::Windows::Forms::OpenFileDialog; this->folderBrowserDialog1 = gcnew System::Windows::Forms::FolderBrowserDialog; this->richTextBox1 = gcnew System::Windows::Forms::RichTextBox; this->mainMenu1->MenuItems->Add( this->fileMenuItem ); array<System::Windows::Forms::MenuItem^>^temp0 = {this->openMenuItem ,this->closeMenuItem,this->folderMenuItem}; this->fileMenuItem->MenuItems->AddRange( temp0 ); this->fileMenuItem->Text = "File"; this->openMenuItem->Text = "Open..."; this->openMenuItem->Click += gcnew System::EventHandler( this, &FolderBrowserDialogExampleForm::openMenuItem_Click ); this->folderMenuItem->Text = "Select Directory..."; this->folderMenuItem->Click += gcnew System::EventHandler( this, &FolderBrowserDialogExampleForm::folderMenuItem_Click ); this->closeMenuItem->Text = "Close"; this->closeMenuItem->Click += gcnew System::EventHandler( this, &FolderBrowserDialogExampleForm::closeMenuItem_Click ); this->closeMenuItem->Enabled = false; this->openFileDialog1->DefaultExt = "rtf"; this->openFileDialog1->Filter = "rtf files (*.rtf)|*.rtf"; // Set the help text description for the FolderBrowserDialog. this->folderBrowserDialog1->Description = "Select the directory that you want to use as the default."; // Do not allow the user to create new files via the FolderBrowserDialog. this->folderBrowserDialog1->ShowNewFolderButton = false; // Default to the My Documents folder. this->folderBrowserDialog1->RootFolder = Environment::SpecialFolder::Personal; this->richTextBox1->AcceptsTab = true; this->richTextBox1->Location = System::Drawing::Point( 8, 8 ); this->richTextBox1->Size = System::Drawing::Size( 280, 344 ); this->richTextBox1->Anchor = static_cast<AnchorStyles>(AnchorStyles::Top | AnchorStyles::Left | AnchorStyles::Bottom | AnchorStyles::Right); this->ClientSize = System::Drawing::Size( 296, 360 ); this->Controls->Add( this->richTextBox1 ); this->Menu = this->mainMenu1; this->Text = "RTF Document Browser"; } private: // Bring up a dialog to open a file. void openMenuItem_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ ) { // If a file is not opened then set the initial directory to the // FolderBrowserDialog::SelectedPath value. if ( !fileOpened ) { openFileDialog1->InitialDirectory = folderBrowserDialog1->SelectedPath; openFileDialog1->FileName = nullptr; } // Display the openFile Dialog. System::Windows::Forms::DialogResult result = openFileDialog1->ShowDialog(); // OK button was pressed. if ( result == ::DialogResult::OK ) { openFileName = openFileDialog1->FileName; try { // Output the requested file in richTextBox1. Stream^ s = openFileDialog1->OpenFile(); richTextBox1->LoadFile( s, RichTextBoxStreamType::RichText ); s->Close(); fileOpened = true; } catch ( Exception^ exp ) { MessageBox::Show( String::Concat( "An error occurred while attempting to load the file. The error is: ", System::Environment::NewLine, exp, System::Environment::NewLine ) ); fileOpened = false; } Invalidate(); closeMenuItem->Enabled = fileOpened; } // Cancel button was pressed. else // Cancel button was pressed. if ( result == ::DialogResult::Cancel ) { return; } } // Close the current file. void closeMenuItem_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ ) { richTextBox1->Text = ""; fileOpened = false; closeMenuItem->Enabled = false; } // Bring up a dialog to chose a folder path in which to open/save a file. void folderMenuItem_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ ) { // Show the FolderBrowserDialog. System::Windows::Forms::DialogResult result = folderBrowserDialog1->ShowDialog(); if ( result == ::DialogResult::OK ) { folderName = folderBrowserDialog1->SelectedPath; if ( !fileOpened ) { // No file is opened, bring up openFileDialog in selected path. openFileDialog1->InitialDirectory = folderName; openFileDialog1->FileName = nullptr; openMenuItem->PerformClick(); } } } }; // The main entry point for the application. int main() { Application::Run( gcnew FolderBrowserDialogExampleForm ); }
// The following example displays an application that provides the ability to // open rich text files (rtf) into the RichTextBox. The example demonstrates // using the FolderBrowserDialog to set the default directory for opening files. // The OpenFileDialog class is used to open the file. import System.*; import System.Drawing.*; import System.Windows.Forms.*; import System.IO.*; public class FolderBrowserDialogExampleForm extends System.Windows.Forms.Form { private FolderBrowserDialog folderBrowserDialog1; private OpenFileDialog openFileDialog1; private RichTextBox richTextBox1; private MainMenu mainMenu1; private MenuItem fileMenuItem, openMenuItem; private MenuItem folderMenuItem, closeMenuItem; private String openFileName, folderName; private boolean fileOpened = false; // The main entry point for the application. public static void main(String[] args) { Application.Run(new FolderBrowserDialogExampleForm()); } //main // Constructor. public FolderBrowserDialogExampleForm() { this.mainMenu1 = new System.Windows.Forms.MainMenu(); this.fileMenuItem = new System.Windows.Forms.MenuItem(); this.openMenuItem = new System.Windows.Forms.MenuItem(); this.folderMenuItem = new System.Windows.Forms.MenuItem(); this.closeMenuItem = new System.Windows.Forms.MenuItem(); this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog(); this.folderBrowserDialog1 = new System.Windows.Forms.FolderBrowserDialog(); this.richTextBox1 = new System.Windows.Forms.RichTextBox(); this.mainMenu1.get_MenuItems().Add(this.fileMenuItem); this.fileMenuItem.get_MenuItems().AddRange( new System.Windows.Forms.MenuItem[] { this.openMenuItem, this.closeMenuItem, this.folderMenuItem }); this.fileMenuItem.set_Text("File"); this.openMenuItem.set_Text("Open..."); this.openMenuItem.add_Click(new System.EventHandler( this.openMenuItem_Click)); this.folderMenuItem.set_Text("Select Directory..."); this.folderMenuItem.add_Click(new System.EventHandler( this.folderMenuItem_Click)); this.closeMenuItem.set_Text("Close"); this.closeMenuItem.add_Click(new System.EventHandler( this.closeMenuItem_Click)); this.closeMenuItem.set_Enabled(false); this.openFileDialog1.set_DefaultExt("rtf"); this.openFileDialog1.set_Filter("rtf files (*.rtf)|*.rtf"); // Set the help text description for the FolderBrowserDialog. this.folderBrowserDialog1.set_Description("Select the directory " + "that you want to use as the default."); // Do not allow the user to create new files via the // FolderBrowserDialog. this.folderBrowserDialog1.set_ShowNewFolderButton(false); // Default to the My Documents folder. this.folderBrowserDialog1.set_RootFolder( Environment.SpecialFolder.Personal); this.richTextBox1.set_AcceptsTab(true); this.richTextBox1.set_Location(new System.Drawing.Point(8, 8)); this.richTextBox1.set_Size(new System.Drawing.Size(280, 344)); this.richTextBox1.set_Anchor(AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Bottom | AnchorStyles.Right); this.set_ClientSize(new System.Drawing.Size(296, 360)); this.get_Controls().Add(this.richTextBox1); this.set_Menu(this.mainMenu1); this.set_Text("RTF Document Browser"); } //FolderBrowserDialogExampleForm // Bring up a dialog to open a file. private void openMenuItem_Click(Object sender, System.EventArgs e) { // If a file is not opened, then set the initial directory to the // FolderBrowserDialog.SelectedPath value. if (!(fileOpened)) { openFileDialog1.set_InitialDirectory( folderBrowserDialog1.get_SelectedPath()); openFileDialog1.set_FileName(null); } // Display the openFile dialog. DialogResult result = openFileDialog1.ShowDialog(); // OK button was pressed. if (result.Equals(get_DialogResult().OK)) { openFileName = openFileDialog1.get_FileName(); try { // Output the requested file in richTextBox1. Stream s = openFileDialog1.OpenFile(); richTextBox1.LoadFile(s, RichTextBoxStreamType.RichText); s.Close(); fileOpened = true; } catch (System.Exception exp) { MessageBox.Show("An error occurred while attempting to " + "load the file. The error is:" + System.Environment.get_NewLine() + exp.ToString() + System.Environment.get_NewLine()); fileOpened = false; } Invalidate(); closeMenuItem.set_Enabled(fileOpened); } // Cancel button was pressed. else { if (result.Equals(get_DialogResult().Cancel)) { return; } } } //openMenuItem_Click // Close the current file. private void closeMenuItem_Click(Object sender, System.EventArgs e) { richTextBox1.set_Text(""); fileOpened = false; closeMenuItem.set_Enabled(false); } //closeMenuItem_Click // Bring up a dialog to chose a folder path in which to open or save a file. private void folderMenuItem_Click(Object sender, System.EventArgs e) { // Show the FolderBrowserDialog. DialogResult result = folderBrowserDialog1.ShowDialog(); if (result.Equals(get_DialogResult().OK)) { folderName = folderBrowserDialog1.get_SelectedPath(); if (!(fileOpened)) { // No file is opened, bring up openFileDialog in selected path. openFileDialog1.set_InitialDirectory(folderName); openFileDialog1.set_FileName(null); openMenuItem.PerformClick(); } } } //folderMenuItem_Click } //FolderBrowserDialogExampleForm


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