FilePickerFileTypesOrderedMap class (Windows)

This topic has not yet been rated - Rate this topic

Represents a collection of display names mapped to the associated file types (extensions).

Syntax


var filePickerFileTypesOrderedMap = fileSavePicker.fileTypeChoices;

Attributes

VersionAttribute(NTDDI_WIN8)

Members

The FilePickerFileTypesOrderedMap class has these types of members:

Methods
Properties

Methods

The FilePickerFileTypesOrderedMap class has these methods. With C#, Visual Basic, and C++, it also inherits methods from the Object class.

Method	Description
Add(KeyValuePair) [C#, VB]	Adds a new key-value pair to the FilePickerFileTypesOrderedMap.
Add(String) [C#, VB]	Adds an item to the FilePickerFileTypesOrderedMap.
Clear	Removes all display names and associated file name extensions from the collection.
Contains [C#, VB]	Returns a value that indicates whether a specified key-value pair exists in the FilePickerFileTypesOrderedMap.
ContainsKey [C#, VB]	Returns a value that indicates whether a specified key exists in the FilePickerFileTypesOrderedMap.
CopyTo [C#, VB]	Copies the elements of the collection to an array, starting at a particular array index.
First [C++, JavaScript]	Retrieves an iterator that iterates through the display names and associated file types in the collection.
GetView [C++, JavaScript]	Returns an immutable view of the collection of display names and associated file types.
HasKey [C++, JavaScript]	Determines whether the mapped collection of display names and associated file types contains the specified key.
Insert [C++, JavaScript]	Inserts or replaces an item in the mapped collection of display names and associated file types.
Lookup [C++, JavaScript]	Returns the item at the specified key in the mapped collection of display names and associated file types.
Remove [C++, JavaScript]	Removes an item from the mapped collection of display names and associated file types.
Remove(KeyValuePair) [C#, VB]	Removes a specific key-value pair from the FilePickerFileTypesOrderedMap.
Remove(String) [C#, VB]	Removes a specific item from the FilePickerFileTypesOrderedMap.
TryGetValue [C#, VB]	Returns a value that indicates whether a specified key exists in the FilePickerFileTypesOrderedMap. If an item with that key exists, the item is retrieved as an out parameter.

Properties

The FilePickerFileTypesOrderedMap class has these properties.

Property	Access type	Description
Count [C#, VB]	Read-only	Gets the number of elements contained in the collection.
IsReadOnly [C#, VB]	Read-only	Gets a value indicating whether the dictionary is read-only.
Item [C#, VB]	Read/write	Gets or sets the element value at the specified key index.
Keys [C#, VB]	Read-only	Gets an ICollection object containing the keys of the FilePickerFileTypesOrderedMap.
Size [C++, JavaScript]	Read-only	Gets the number of items in the mapped collection of display names and associated file types.
Values [C#, VB]	Read-only	Gets an ICollection object containing the values of the FilePickerFileTypesOrderedMap .

Remarks

Collection member lists

For JavaScript, FilePickerFileTypesOrderedMap supports using an index to access items.

Examples

The File picker sample demonstrates how to add file type choices with a display name.

JavaScript


// Create the picker object and set options
var savePicker = new Windows.Storage.Pickers.FileSavePicker();
savePicker.suggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.documentsLibrary;
// Dropdown of file types the user can save the file as
savePicker.fileTypeChoices.insert("Plain Text", [".txt"]);
// Default file name if the user does not type one in or select a file to replace
savePicker.suggestedFileName = "New Document";

Requirements

Minimum supported client	Windows 8 [Windows Store apps only]
Minimum supported server	Windows Server 2012 [Windows Store apps only]
Namespace	Windows.Storage.Pickers Windows::Storage::Pickers [C++]
Metadata	Windows.winmd

FilePickerFileTypesOrderedMap class