Class InputMethodEditor

Definition

Namespace:

Tizen.Uix.InputMethod

Assembly:

Tizen.Uix.InputMethod.dll

This class contains the API's related to the IME (Input method editor).

public static class InputMethodEditor

Inheritance

object

InputMethodEditor

Methods

CommitContent(string, string, string)

Commits contents such as image to the associated text input UI control.

Declaration

public static void CommitContent(string content, string description, string mimeType)

Parameters

Type	Name	Description
string	content	The content URI to be sent.
string	description	The content description.
string	mimeType	The MIME type received from the MimeTypeSetRequest

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

CommitString(string)

Sends the text to the associated text input UI control.

Declaration

public static void CommitString(string str)

Parameters

Type	Name	Description
string	str	The string to be committed.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

DeleteSurroundingText(int, int)

Requests to delete the surrounding text.

Declaration

public static void DeleteSurroundingText(int offset, int len)

Parameters

Type	Name	Description
int	offset	The offset value from the cursor position.
int	len	The length of the text to delete.

Exceptions

Type	Condition
System.ArgumentException	This exception can be due to an invalid parameter.
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

GetSelectedText()

Gets the selected text synchronously.

Declaration

public static string GetSelectedText()

Returns

Type	Description
string	The selected text.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

GetSurroundingText(int, int, out string, out int)

Gets the surrounding text from the position of the cursor, synchronously.

Declaration

public static void GetSurroundingText(int maxLenBefore, int maxLenAfter, out string text, out int cursorPosition)

Parameters

Type	Name	Description
int	maxLenBefore	The maximum length of the string to be retrieved before the cursor, -1 means unlimited.
int	maxLenAfter	The maximum length of the string to be retrieved after the cursor, -1 means unlimited.
string	text	The surrounding text.
int	cursorPosition	The cursor position.

Exceptions

Type	Condition
System.OutOfMemoryException	This exception can be due to out of memory.
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

HidePreEditString()

Requests to hide the pre-edit string.

Declaration

public static void HidePreEditString()

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

RequestHide()

Sends the request to hide the IME.

Declaration

public static void RequestHide()

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

RequestSurroundingText(int, int)

Requests the surrounding text from the position of the cursor, asynchronously.

Declaration

public static void RequestSurroundingText(int maxLenBefore, int maxLenAfter)

Parameters

Type	Name	Description
int	maxLenBefore	The maximum length of the string to be retrieved before the cursor, -1 means unlimited.
int	maxLenAfter	The maximum length of the string to be retrieved after the cursor, -1 means unlimited.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	This can occur due to the following reasons: The IME main loop has not started yet. The necessary event is not set.

Run(Action, Action, Action<ContextId, InputMethodContext>, Action<ContextId>)

Runs the main loop of the IME application. This function starts to run the IME application's main loop.

Declaration

public static void Run(Action create, Action terminate, Action<InputMethodEditor.ContextId, InputMethodContext> show, Action<InputMethodEditor.ContextId> hide)

Parameters

Type	Name	Description
System.Action	create	This is called to initialize the IME application before the main loop starts up.
System.Action	terminate	This is called when the IME application is terminated.
System.Action<T1, T2><InputMethodEditor.ContextId, InputMethodContext>	show	This is called when the IME application is shown. It provides the context information and the context ID.
System.Action<T><InputMethodEditor.ContextId>	hide	This is called when the IME application is hidden. It provides the context ID.

Remarks

This API is a blocking call, as it starts the main loop of the application.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	This exception can be due to operation failed.

SendCustomGeometryUpdated()

Notifies the changed geometry of input panel window to the associated text input UI control.

Declaration

public static void SendCustomGeometryUpdated()

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SendKeyEvent(KeyCode, KeyMask, bool)

Sends a key event to the associated text input UI control.

Declaration

public static void SendKeyEvent(KeyCode keyCode, KeyMask keyMask, bool forwardKey = false)

Parameters

Type	Name	Description
KeyCode	keyCode	The key code to be sent.
KeyMask	keyMask	The modifier key mask.
bool	forwardKey	The flag to send the key event directly to the edit field.

Remarks

This function sends a key down or up event with the key mask to the client application. If forwardKey is true, this key event goes to the edit filed directly. And if forwardKey is false, the ProcessKey event receives the key event before the edit field.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SendLanguageUpdated()

Notifies the changed language of the input panel to the the associated text input UI control.

Declaration

public static void SendLanguageUpdated()

Remarks

LanguageRequestedCallback is raised after this API is called when the App requests changed language information.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SendPrivateCommand(string)

Sends a private command to the associated text input UI control.

Declaration

public static void SendPrivateCommand(string command)

Parameters

Type	Name	Description
string	command	The UTF-8 string to be sent.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SendShiftModeUpdated(bool)

Sends the changed shift mode of the input panel to the the associated text input UI control.

Declaration

public static void SendShiftModeUpdated(bool enable)

Parameters

Type	Name	Description
bool	enable	true if shift button is clicked, otherwise false.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SetCandidateVisibilityState(bool)

Sets whether candidate strings will be shown or not.

Declaration

public static void SetCandidateVisibilityState(bool visible)

Parameters

Type	Name	Description
bool	visible	true to show candidate strings, false otherwise.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SetDataRequestedCallback(OutArrayAction<byte>)

Sets the imDataRequested action.

Declaration

public static void SetDataRequestedCallback(InputMethodEditor.OutArrayAction<byte> imDataRequested)

Parameters

Type	Name	Description
InputMethodEditor.OutArrayAction<byte>	imDataRequested	Called when an associated text input UI control requests the application specific data from the input panel, requesting for data array and it's length.

SetFloatingDragEnd()

Does not allow the movement of the floating input panel window with the mouse pointer when the mouse is pressed.

Declaration

public static void SetFloatingDragEnd()

Remarks

This function can be used in floating mode. If the floating mode is deactivated, calling this function has no effect.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SetFloatingDragStart()

Allows the floating input panel window to move along with the mouse pointer when the mouse is pressed.

Declaration

public static void SetFloatingDragStart()

Remarks

This function can be used in floating mode. If the floating mode is deactivated, calling this function has no effect.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SetFloatingMode(bool)

Sets the floating mode to on or off.

Declaration

public static void SetFloatingMode(bool floatingMode)

Parameters

Type	Name	Description
bool	floatingMode	true to set the floating mode to on and false to set it to off.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SetGeometryRequestedCallback(OutAction<Rect>)

Sets the GeometryRequested action.

Declaration

public static void SetGeometryRequestedCallback(InputMethodEditor.OutAction<InputMethodEditor.Rect> geometryRequested)

Parameters

Type	Name	Description
InputMethodEditor.OutAction<InputMethodEditor.Rect>	geometryRequested	Called when an associated text input UI control requests the position and size from the input panel, requesting for x, y, w, h values.

SetLanguageRequestedCallback(OutAction<string>)

Sets the languageRequested action.

Declaration

public static void SetLanguageRequestedCallback(InputMethodEditor.OutAction<string> languageRequested)

Parameters

Type	Name	Description
InputMethodEditor.OutAction<string>	languageRequested	Called when an associated text input UI control requests the language from the input panel, requesting for language code.

SetProcessKeyCallback(BoolAction<uint, KeyCode, KeyMask, InputMethodDeviceInformation>)

Sets the processKey action. If the key event is from the external device, DeviceInfo will have its name, class, and subclass information.

Declaration

public static void SetProcessKeyCallback(InputMethodEditor.BoolAction<uint, KeyCode, KeyMask, InputMethodDeviceInformation> processKey)

Parameters

Type	Name	Description
InputMethodEditor.BoolAction<uint, KeyCode, KeyMask, InputMethodDeviceInformation>	processKey	true if the event was processed, otherwise the event was not processed and was forwarded to the client application. The first parameter is X11 key code and the second parameter is key symbol. The action is called when the key event is received from the external devices or the SendKey function. This Event processes the key event before an associated text input UI control does.

SetProcessKeyCallback(BoolAction<KeyCode, KeyMask, InputMethodDeviceInformation>)

Sets the processKey action. If the key event is from the external device, DeviceInfo will have its name, class, and subclass information.

Declaration

public static void SetProcessKeyCallback(InputMethodEditor.BoolAction<KeyCode, KeyMask, InputMethodDeviceInformation> processKey)

Parameters

Type	Name	Description
InputMethodEditor.BoolAction<KeyCode, KeyMask, InputMethodDeviceInformation>	processKey	The action is called when the key event is received from the external devices or the SendKey function. This Event processes the key event before an associated text input UI control does.

SetSelection(int, int)

Requests to set the selection.

Declaration

public static void SetSelection(int start, int end)

Parameters

Type	Name	Description
int	start	The start cursor position in text (in characters not bytes).
int	end	The end cursor position in text (in characters not bytes).

Exceptions

Type	Condition
System.ArgumentException	This exception can be due to an invalid parameter.
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

SetSize(IntPtr, int, int, int, int)

This API updates the given native input panel window's size information. The native window handle of NUI Window can be got by below code. var handle = new Window.SafeNativeWindowHandle(); IntPtr nativeHandle = handle.DangerousGetHandle();

Declaration

public static void SetSize(IntPtr window, int portraitWidth, int portraitHeight, int landscapeWidth, int landscapeHeight)

Parameters

Type	Name	Description
System.IntPtr	window	The native window handle.
int	portraitWidth	The width in the portrait mode.
int	portraitHeight	The height in the portrait mode.
int	landscapeWidth	The width in the landscape mode.
int	landscapeHeight	The height in the landscape mode.

Exceptions

Type	Condition
System.ArgumentException	This exception can be due to an invalid parameter.
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

ShowPreEditString()

Requests to show the pre-edit string.

Declaration

public static void ShowPreEditString()

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

UpdatePreeditCursor(uint)

Updates the cursor position in the preedit string.

Declaration

public static void UpdatePreeditCursor(uint position)

Parameters

Type	Name	Description
uint	position	The cursor position in the preedit string.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

UpdatePreEditString(string, IEnumerable<PreEditAttribute>)

Updates a new pre-edit string.

Declaration

public static void UpdatePreEditString(string str, IEnumerable<PreEditAttribute> attrs)

Parameters

Type	Name	Description
string	str	The string to be updated in pre-edit.
System.Collections.Generic.IEnumerable<T><PreEditAttribute>	attrs	The list which has ime_preedit_attribute lists, strings can be composed of multiple string attributes: underline, highlight color, and reversal color. The attrs list can be empty if no attributes to set.

Exceptions

Type	Condition
System.UnauthorizedAccessException	This exception can be due to permission denied.
System.InvalidOperationException	The IME main loop has not started yet.

Events

AccessibilityStateChanged

Called when Accessibility in settings application is on or off.

Declaration

public static event EventHandler<AccessibilityStateChangedEventArgs> AccessibilityStateChanged

Event Type

Type	Description
System.EventHandler<TEventArgs><AccessibilityStateChangedEventArgs>

CursorPositionUpdated

Called when the position of the cursor in an associated text input UI control changes.

Declaration

public static event EventHandler<CursorPositionUpdatedEventArgs> CursorPositionUpdated

Event Type

Type	Description
System.EventHandler<TEventArgs><CursorPositionUpdatedEventArgs>

DataSet

Called to set the application specific data to deliver to the input panel.

Declaration

public static event EventHandler<SetDataEventArgs> DataSet

Event Type

Type	Description
System.EventHandler<TEventArgs><SetDataEventArgs>

DisplayLanguageChanged

Called when the system display language is changed.

Declaration

public static event EventHandler<DisplayLanguageChangedEventArgs> DisplayLanguageChanged

Event Type

Type	Description
System.EventHandler<TEventArgs><DisplayLanguageChangedEventArgs>

FocusedIn

Called when an associated text input UI control has focus.

Declaration

public static event EventHandler<FocusedInEventArgs> FocusedIn

Event Type

Type	Description
System.EventHandler<TEventArgs><FocusedInEventArgs>

FocusedOut

Called when an associated text input UI control loses focus.

Declaration

public static event EventHandler<FocusedOutEventArgs> FocusedOut

Event Type

Type	Description
System.EventHandler<TEventArgs><FocusedOutEventArgs>

InputContextReset

Called to reset the input context of an associated text input UI control.

Declaration

public static event EventHandler<EventArgs> InputContextReset

Event Type

Type	Description
System.EventHandler<TEventArgs><System.EventArgs>

InputHintSet

Called when an associated text input UI control requests the input panel to set its input hint. It will only be called when the client application changes the edit field's input hint attribute after the input panel is shown.

Declaration

public static event EventHandler<InputHintSetEventArgs> InputHintSet

Event Type

Type	Description
System.EventHandler<TEventArgs><InputHintSetEventArgs>

See Also

InputHints

LanguageSet

Called to set the preferred language to the input panel. It will only be called when the client application changes the edit field's language attribute after the input panel is shown.

Declaration

public static event EventHandler<LanguageSetEventArgs> LanguageSet

Event Type

Type	Description
System.EventHandler<TEventArgs><LanguageSetEventArgs>

LayoutSet

Called when an associated text input UI control requests the input panel to set its layout. It will only be called when the client application changes the edit field's layout attribute after the input panel is shown.

Declaration

public static event EventHandler<LayoutSetEventArgs> LayoutSet

Event Type

Type	Description
System.EventHandler<TEventArgs><LayoutSetEventArgs>

MimeTypeUpdateRequested

Called when an associated text input UI control requests the text entry to set the MIME type.

Declaration

public static event EventHandler<MimeTypeUpdateRequestedEventArgs> MimeTypeUpdateRequested

Event Type

Type	Description
System.EventHandler<TEventArgs><MimeTypeUpdateRequestedEventArgs>

PredictionHintDataUpdated

Called to set the prediction hint key and value to deliver to the input panel.

Declaration

public static event EventHandler<PredictionHintDataUpdatedEventArgs> PredictionHintDataUpdated

Event Type

Type	Description
System.EventHandler<TEventArgs><PredictionHintDataUpdatedEventArgs>

PredictionHintUpdated

Called to set the prediction hint string to deliver to the input panel.

Declaration

public static event EventHandler<PredictionHintUpdatedEventArgs> PredictionHintUpdated

Event Type

Type	Description
System.EventHandler<TEventArgs><PredictionHintUpdatedEventArgs>

ReturnKeySet

Called when an associated text input UI control requests the input panel to set the Return key label. The input panel can show the text or an image on the Return button, according to the Return key action.

Declaration

public static event EventHandler<ReturnKeySetEventArgs> ReturnKeySet

Event Type

Type	Description
System.EventHandler<TEventArgs><ReturnKeySetEventArgs>

ReturnKeyStateSet

Called when an associated text input UI control requests the input panel to enable or disable the Return key state.

Declaration

public static event EventHandler<ReturnKeyStateSetEventArgs> ReturnKeyStateSet

Event Type

Type	Description
System.EventHandler<TEventArgs><ReturnKeyStateSetEventArgs>

RotationChanged

Called when the device is rotated.

Declaration

[Obsolete("Deprecated since API12. Will be removed in API14. Please use Window.Resized instead.")]
public static event EventHandler<RotationChangedEventArgs> RotationChanged

Event Type

Type	Description
System.EventHandler<TEventArgs><RotationChangedEventArgs>

SurroundingTextUpdated

Called when an associated text input UI control responds to a request with the surrounding text.

Declaration

public static event EventHandler<SurroundingTextUpdatedEventArgs> SurroundingTextUpdated

Event Type

Type	Description
System.EventHandler<TEventArgs><SurroundingTextUpdatedEventArgs>