doc: Add documentation for TextInputManager

This adds some information about TextInputManager which was
missing, and also consolidates phrasing with QtTextInputMethodManager
documentation.

Fixes: QTBUG-64652
Change-Id: I51e1c86a8e06057248c7400f6e1ba5d38eb98dc5
Reviewed-by: Liang Qi <liang.qi@qt.io>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/compositor/extensions/qwaylandtextinputmanager.cpp b/src/compositor/extensions/qwaylandtextinputmanager.cpp
index d9938d1f3..ae95b9659 100644
--- a/src/compositor/extensions/qwaylandtextinputmanager.cpp
+++ b/src/compositor/extensions/qwaylandtextinputmanager.cpp
@@ -55,6 +55,33 @@ void QWaylandTextInputManagerPrivate::zwp_text_input_manager_v2_get_text_input(R
         textInput->initialize();
 }
 
+/*!
+  \qmltype TextInputManager
+  \instantiates QWaylandTextInputManager
+  \inqmlmodule QtWayland.Compositor
+  \brief Provides access to input methods in the compositor.
+
+  The \c TextInputManager corresponds to the \c zwp_text_input_manager_v2 interface
+  in the \c text_input_unstable_v2 extension protocol.
+
+  Instantiating this as child of a \l WaylandCompositor adds it to the list of interfaces available
+  to the client. If a client binds to it, then it will be used to communciate text input to
+  that client.
+*/
+
+/*!
+  \class QWaylandTextInputManager
+  \inmodule QtWaylandCompositor
+  \brief Provides access to input methods in the compositor.
+
+  The \c QWaylandTextInputManager corresponds to the \c zwp_text_input_manager_v2 interface
+  in the \c text_input_unstable_v2 extension protocol.
+
+  Instantiating this as child of a \l WaylandCompositor adds it to the list of interfaces available
+  to the client. If a client binds to it, then it will be used to communciate text input to
+  that client.
+*/
+
 QWaylandTextInputManager::QWaylandTextInputManager()
     : QWaylandCompositorExtensionTemplate<QWaylandTextInputManager>(*new QWaylandTextInputManagerPrivate)
 {