diff options
author | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2016-08-01 16:15:13 +0200 |
---|---|---|
committer | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2016-08-03 06:12:36 +0000 |
commit | dbb5c95f4d80644c6273b3adbe0148cdf30710d2 (patch) | |
tree | 27f2ce8ff61f533604981ca428c537a347574178 /src/plugins/platforms/windows/qwindowskeymapper.cpp | |
parent | 9b1db44c2a94a8d4d56c85e97c391c5bdf762a95 (diff) |
Windows QPA: Handle key event sequences of surrogates
Emoji characters as input by the virtual keyboard are received
as a sequence of surrogates. Store state internally when a high
surrogate is received and send off the sequence when the matching
low surrogate is received via input method.
Task-number: QTBUG-50617
Change-Id: I91e763ec3e0747d6852f7c5c2057a67b0c24e0f5
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
Diffstat (limited to 'src/plugins/platforms/windows/qwindowskeymapper.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowskeymapper.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowskeymapper.cpp b/src/plugins/platforms/windows/qwindowskeymapper.cpp index 403ac6ecfb..1e58b9b3d4 100644 --- a/src/plugins/platforms/windows/qwindowskeymapper.cpp +++ b/src/plugins/platforms/windows/qwindowskeymapper.cpp @@ -37,6 +37,7 @@ #include "qwindowswindow.h" #include "qwindowsinputcontext.h" +#include <QtGui/QGuiApplication> #include <QtGui/QWindow> #include <qpa/qwindowsysteminterface.h> #include <private/qguiapplication_p.h> @@ -1072,6 +1073,21 @@ bool QWindowsKeyMapper::translateKeyEventInternal(QWindow *window, const MSG &ms if (PeekMessage(&wm_char, 0, charType, charType, PM_REMOVE)) { // Found a ?_CHAR uch = QChar(ushort(wm_char.wParam)); + if (uch.isHighSurrogate()) { + m_lastHighSurrogate = uch; + return true; + } else if (uch.isLowSurrogate() && !m_lastHighSurrogate.isNull()) { + if (QObject *focusObject = QGuiApplication::focusObject()) { + const QChar chars[2] = {m_lastHighSurrogate, uch}; + QInputMethodEvent event; + event.setCommitString(QString(chars, 2)); + QCoreApplication::sendEvent(focusObject, &event); + } + m_lastHighSurrogate = QChar(); + return true; + } else { + m_lastHighSurrogate = QChar(); + } if (msgType == WM_SYSKEYDOWN && uch.isLetter() && (msg.lParam & KF_ALTDOWN)) uch = uch.toLower(); // (See doc of WM_SYSCHAR) Alt-letter if (!code && !uch.row()) |