This message is sent by an application to the input method editor (IME) window to hide the status window.

This message is sent by an application to an IME window to get the position of the candidate window.

This message is sent to an IME window to retrieve the logical font used for displaying intermediate characters in the composition window.

This message is sent by an application to an input method editor (IME) window to get the position of the composition window.

This message is sent by an application to an IME window to obtain the current conversion mode.

This message is sent by an application to an IME window to determine whether the IME is open.

This message is sent by an application to an input method editor (IME) window to obtain current sentence mode.

This message is sent by an application to an IME window to get the position of the status window.

This message is sent by an application to the IME window to show the status window.

This message is sent by an application to an IME window to determine whether the IME is open.

This message is sent by an application to an IME window to set the position of the candidate window.

This message is sent by an application to an IME window to specify the logical font to use for displaying intermediate characters in the composition window.

This message is sent by an application to an input method editor (IME) window to set the style of the composition window.

This message is sent by an application to an IME window to set current conversion mode.

This message is sent by an application to an input method editor (IME) window to open or close the current IME.

This message is sent by an application to an IME window to set the current sentence mode.

This message is sent by an application to an IME window to set the position of the status window.

This message is sent when an IME is about to change the content of a candidate window.

This message is sent to the application when an IME is about to close the candidate window.

This message is sent to the application when an input method editor (IME) is about to close the status window.

This message is sent when an IME is about to show an error or information.

This message is sent to the application when an IME is about to open the candidate window.

This message is sent when an IME is about to create the status window.

This message is sent when the IME is about to move the candidate window.

This message is sent when the font of the input context is updated.

This message is sent when the composition form of the input context is updated.

This message is sent when the conversion mode of the Input Context is updated.

This message is sent when the open status of the input context is updated.

This message is sent when the sentence mode of the input context is updated.

This message is sent when the status window position in the input context is updated.

This message is sent to the application through the WM_IME_REQUEST message when a selected input method editor (IME) needs candidate window data.

This message is sent to the application through the WM_IME_REQUEST message when a selected IME needs data about the font used by the composition window.

This message is sent to the application through the WM_IME_REQUEST message when a selected IME needs data about the composition window.

This message is sent to the application through the WM_IME_REQUEST message when the IME needs to change the RECONVERTSTRING structure, which was previously filled in by the application on receiving the IMR_RECONVERTSTRING message.

This message is sent to the application when the selected IME needs the converted string from the application.

This message is sent to the application when the selected IME needs information about the coordinates of a character in the composition string.

This message is sent to the application through the WM_IME_REQUEST message when a selected IME needs a string for reconversion.

This message is sent to an application when the IME gets a character of the conversion result.

This message is sent to an application when the IME changes composition status as a result of a keystroke.

This message is sent to an application when the IME window finds no space to extend the area for the composition window.

This message directs the IME window to carry out the requested command.

This message is sent to an application when the IME ends composition.

This message is sent to an application by the IME to notify the application of a key press.

This message is sent to an application by the IME to notify the application of a key release.

This message is sent to an application to notify it of changes to the IME window.

This message requests information about the state of the IME.

This message is sent to an application when the system is about to change the current IME.

This message is sent to an application when a window of the application is activated.

This message is sent immediately before the IME generates a composition string because of a keystroke.

Provides reference material for IMM programming elements.