remove references to Qt3/Gtk

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15630 a592a061-630c-0410-9148-cb99ea01b6c8

INSTALL

@@ -55,9 +55,7 @@ library to be able to compile this version of LyX. Users of gcc 2.95.x
 will have to install the STLPort version of these libraries as the
 ones that come with gcc 2.95.x are too broken for us to use.
 
-* Qt frontend
-
-LyX has been tested with Qt 3.x and 4.x. The only special point to 
+LyX has been tested with Qt 4.x. The only special point to 
 make is that you must ensure that both LyX and the Qt libraries are 
 compiled with the same C++ compiler.
 

development/TodoPlan-1.3

@@ -25,10 +25,7 @@ Martin:
 
 Michael:
 
-- upgrade of libsigc version to 1.4/1.3 whatever the release version
-ends up getting called.
 - GUII
-- Gtkmm2 frontend.
 
 Lgb:
 - upgrade boost
@@ -36,4 +33,3 @@ Lgb:
 - textclass as string
 - force arg check on lyxfuns
 - move towards no-next code in paragraph,cursor and row.
-- remove 1.2.x compability code.

src/frontends/WorkArea.h

@@ -22,8 +22,6 @@
 
 #include <boost/signals/trackable.hpp>
 
-// FIXME: defined in X.h, spuriously pulled in by Qt 3 headers
-#undef CursorShape
 
 namespace lyx {
 

src/frontends/qt4/GuiApplication.C

@@ -106,7 +106,6 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
 #endif
 
 	// install translation file for Qt built-in dialogs
-	// These are only installed since Qt 3.2.x
 	QTranslator qt_trans;
 	QString language_name = QString("qt_") + QLocale::system().name();
 	language_name.truncate(5);

src/frontends/qt4/GuiFontLoader.C

@@ -141,7 +141,6 @@ bool isChosenFont(QFont & font, string const & family)
 		return true;
 	}
 
-	// Qt 3.2 beta1 returns "xft" for all xft fonts
 	// Qt 4.1 returns "Multi" for all ? xft fonts
 	if (font.rawName() == "xft" || font.rawName() == "Multi") {
 		if (contains(fromqstr(fi.family()), family)) {

src/frontends/qt4/README

@@ -15,9 +15,6 @@ to use QWhatsThis too, but this must be done in the derived class's
 constructor, and use _("..."). Non-trivial means that things like "OK"
 /must not/ have a tooltip.
 
-*DO NOT USE DESIGNER FROM Qt 3*. You must use a designer from Qt 2 to
-maintain compatibility.
-
 moc is incredibly stupid and sometimes you need a fully qualified
 "std::string" for .connect() statements to work. Be very, very careful.