D29003: Use Q_EMIT and build with QT_NO_KEYWORDS

[Tobias Junghans]

junghans created this revision.
junghans added a reviewer: kossebau.
Herald added a project: Frameworks.
Herald added a subscriber: kde-frameworks-devel.
junghans requested review of this revision.

REVISION SUMMARY
  QT_NO_KEYWORDS will be default in Qt 6 so all occurrences of `emit` should be replaced by `Q_EMIT`.

TEST PLAN
  Build with QT_NO_KEYWORDS define enabled and observe succesful build.

REPOSITORY
  R275 KItemModels

REVISION DETAIL
  https://phabricator.kde.org/D29003

AFFECTED FILES
  CMakeLists.txt
  autotests/proxymodeltestsuite/dynamictreemodel.cpp
  src/core/kcheckableproxymodel.cpp
  src/core/kconcatenaterowsproxymodel.cpp
  src/core/kdescendantsproxymodel.cpp
  src/core/kextracolumnsproxymodel.cpp
  src/core/kselectionproxymodel.cpp
  tests/proxymodeltestapp/kreparentingproxymodel.cpp
  tests/proxymodeltestapp/lessthanwidget.cpp

To: junghans, kossebau
Cc: kde-frameworks-devel, LeGast00n, cblack, michaelh, ngraham, bruns
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