D26717: [App Style KCM] Port GTK GHNS dialogs from exec()

[Mikhail Zolotukhin]

gikari created this revision.
gikari added a reviewer: broulik.
Herald added a project: Plasma.
Herald added a subscriber: plasma-devel.
gikari requested review of this revision.

REVISION SUMMARY
  Move away from using QDialog::exec() due to using nested event loop.
  
  Also make knsrc files use better names.

TEST PLAN
  Test dialogs for GTK themes installation.

REPOSITORY
  R119 Plasma Desktop

BRANCH
  change-exec (branched from master)

REVISION DETAIL
  https://phabricator.kde.org/D26717

AFFECTED FILES
  kcms/style/CMakeLists.txt
  kcms/style/cgcgtk3.knsrc
  kcms/style/cgctheme.knsrc
  kcms/style/gtk2_themes.knsrc
  kcms/style/gtk3_themes.knsrc
  kcms/style/gtkpage.cpp
  kcms/style/gtkpage.h
  kcms/style/gtkthemesmodel.h
  kcms/style/package/contents/ui/GtkStylePage.qml

To: gikari, broulik
Cc: plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, zachus, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart
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