- removed the libpreload stuff from global.cpp

 - added qt_override.* which provides the same functionality as libpreload
   (the new -override patch for Qt/E is needed for this to work/compile)
 - changed qpeapplication a bit to accomodate the new interface

6 files changed, 209 insertions, 43 deletions

diff --git a/library/global.cpp b/library/global.cpp
index 2162e02..d6ba84f 100644
--- a/library/global.cpp
+++ b/library/global.cpp
@@ -602,19 +602,9 @@ void Global::invoke(const QString &c)
 	qDebug("calling quickexec %s", libexe.latin1() );
 	quickexecv( libexe.utf8().data(), (const char **)args );
     } else
 #endif
-    {
-	char *oldpre = ::getenv ( "LD_PRELOAD" );
-    	
-	QString newpre = QPEApplication::qpeDir ( ) + "/lib/libpreload.so";
-	if ( QFile::exists ( newpre )) {
-	    if ( oldpre && oldpre [0] )
-		newpre = newpre + ":" + oldpre;
-	    ::setenv ( "LD_PRELOAD", newpre. latin1( ), 1 );
-	    qDebug ( "\nPRELOADING\n" );
-	}
-	    
+    {	    
 	if ( !::vfork() ) {
 	    for ( int fd = 3; fd < 100; fd++ )
 		::close( fd );
 	    ::setpgid( ::getpid(), ::getppid() );
@@ -622,12 +612,8 @@ void Global::invoke(const QString &c)
 	    ::execv( qpeDir()+"/bin/"+args[0], (char * const *)args );
 	    ::execvp( args[0], (char * const *)args );
 	    _exit( -1 );
 	}
-	if ( oldpre )
-	    ::setenv ( "LD_PRELOAD", oldpre, 1 );
-	else
-	    ::unsetenv ( "LD_PRELOAD" );
     }
     StartingAppList::add( list[0] );
 #endif //QT_NO_QWS_MULTIPROCESS
 }
diff --git a/library/library.pro b/library/library.pro
index 4a06550..d9538fb 100644
--- a/library/library.pro
+++ b/library/library.pro
@@ -56,9 +56,11 @@ HEADERS	=   calendar.h \
 	finddialog.h \
 	lnkproperties.h \
 	windowdecorationinterface.h \
 	textcodecinterface.h \
-	imagecodecinterface.h
+	imagecodecinterface.h \
+	qt_override_p.h
+	
 SOURCES	=   calendar.cpp \
 	    global.cpp \
 	    xmlreader.cpp \
 	    mimetype.cpp \
@@ -111,9 +113,10 @@ SOURCES	=   calendar.cpp \
 	backend/vcc_yacc.cpp \
 	backend/vobject.cpp \
 	findwidget_p.cpp \
 	finddialog.cpp \
-	lnkproperties.cpp
+	lnkproperties.cpp \
+	qt_override.cpp
 
 # Qt 3 compatibility
 HEADERS += quuid.h qcom.h qlibrary.h qlibrary_p.h
 SOURCES += quuid.cpp qlibrary.cpp qlibrary_unix.cpp
diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 7cbda92..4c93111 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -85,8 +85,10 @@
 #include <sys/file.h>
 #include <sys/ioctl.h>
 #include <sys/soundcard.h>
 
+#include "qt_override_p.h"
+
 
 class QPEApplicationData
 {
 public:
@@ -898,10 +900,8 @@ void QPEApplication::setDefaultRotation( int r )
 
 	}
 }
 
-// exported to libpreload.so
-int opie_block_style = 0;
 
 /*!
   \internal
 */
@@ -910,27 +910,11 @@ void QPEApplication::applyStyle()
 	Config config( "qpe" );
 	config.setGroup( "Appearance" );
 	
 	// don't block ourselves ...
-	opie_block_style = 0;
-	
-	
-	static QString appname;
-	
-	if ( appname. isNull ( )) {
-		char src [32];
-		char dst [PATH_MAX + 1];
-		::sprintf ( src, "/proc/%d/exe", ::getpid ( ));
-		int l = ::readlink ( src, dst, PATH_MAX );
-		if ( l > 0 ) {
-			dst [l] = 0;
-			const char *b = ::strrchr ( dst, '/' );
-			appname = ( b ? b + 1 : dst );
-		}
-		else
-			appname = "";
-	}
-	
+	Opie::force_appearance = 0;
+		
+	static QString appname = Opie::binaryName ( );
 	
 	QStringList ex = config. readListEntry ( "NoStyle", ';' );
 	int nostyle = 0;
 	for ( QStringList::Iterator it = ex. begin ( ); it != ex. end ( ); ++it ) {
@@ -943,9 +927,9 @@ void QPEApplication::applyStyle()
 	// Widget style
 	QString style = config.readEntry( "Style", "Light" );
 	
 	// don't set a custom style
-	if ( nostyle & 0x01 )
+	if ( nostyle & Opie::Force_Style )
 		style = "Light";
 	
 	internalSetStyle ( style );
 
@@ -972,9 +956,9 @@ void QPEApplication::applyStyle()
 	// Window Decoration
 	QString dec = config.readEntry( "Decoration", "Qtopia" );
 	
 	// don't set a custom deco
-	if ( nostyle & 0x04 )
+	if ( nostyle & Opie::Force_Decoration )
 		dec = "";
 	
 	//qDebug ( "Setting Deco: %s -- old %s (%d)", dec.latin1(), d-> decorationName.latin1(), nostyle);
 	
@@ -987,18 +971,18 @@ void QPEApplication::applyStyle()
 	QString ff = config.readEntry( "FontFamily", font().family() );
 	int fs = config.readNumEntry( "FontSize", font().pointSize() );
 
 	// don't set a custom font	
-	if ( nostyle & 0x02 ) {
+	if ( nostyle & Opie::Force_Font ) {
 		ff = "Helvetica";
 		fs = 10;
 	}
 	
 	setFont ( QFont ( ff, fs ), true );
 	
 	// revert to global blocking policy ...
-	opie_block_style = config. readBoolEntry ( "ForceStyle", false ) ? 0xff : 0x00;
-	opie_block_style -= nostyle;
+	Opie::force_appearance = config. readBoolEntry ( "ForceStyle", false ) ? Opie::Force_All : Opie::Force_None;
+	Opie::force_appearance &= ~nostyle;
 }
 
 void QPEApplication::systemMessage( const QCString& msg, const QByteArray& data )
 {
@@ -1692,8 +1676,12 @@ void QPEApplication::hideOrQuit()
 	else
 		quit();
 }
 
+
+// These 6 stubs below need 1.5K in the binary and besides that -
+// we are not using ancient toolchains anymore     - sandman
+
 #if defined(QT_QWS_IPAQ) || defined(QT_QWS_SHARP)
 
 // The libraries with the skiff package (and possibly others) have
 // completely useless implementations of builtin new and delete that
diff --git a/library/qpeapplication.h b/library/qpeapplication.h
index 2515f1b..86affa6 100644
--- a/library/qpeapplication.h
+++ b/library/qpeapplication.h
@@ -113,8 +113,10 @@ protected:
     void timerEvent( QTimerEvent * );
     bool raiseAppropriateWindow();
     virtual void tryQuit();
 
+	virtual void polish ( QWidget * ); // this is actually implemented in qt_override.cpp (!)
+
 private:
     void mapToDefaultAction( QWSKeyEvent *ke, int defKey );
 
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
diff --git a/library/qt_override.cpp b/library/qt_override.cpp
new file mode 100644
index 0000000..0d783bd
--- a/dev/null
+++ b/library/qt_override.cpp
@@ -0,0 +1,166 @@
+
+#include <qpe/qpeapplication.h>
+#include <qwsdecoration_qws.h>
+#include <qcommonstyle.h>
+#include <qfontdatabase.h>
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "qt_override_p.h"
+
+
+
+struct color_fix_t {
+	char *m_app;
+	char *m_class;
+	char *m_name;
+	QColorGroup::ColorRole m_set;
+	QColorGroup::ColorRole m_get;
+};
+
+
+
+static const color_fix_t apps_that_need_special_colors [] = {
+	{ "HancomMobileWord", "HTextEdit", 0, QColorGroup::Background, QColorGroup::Base },
+	{ "neocal", "Display", 0, QColorGroup::Background, QColorGroup::Base },
+	
+	{ 0, 0, 0, QColorGroup::Base, QColorGroup::Base }
+};
+
+static const char * const apps_that_need_pointsizes_times_10 [] = {
+	"HancomMobileWord",
+	
+	0
+};
+
+
+
+
+int Opie::force_appearance = 0;
+
+
+// Return the *real* name of the binary - not just a quick guess
+// by looking at argv [0] (which could be anything)
+
+static void binaryNameFree ( )
+{
+	::free ((void *) Opie::binaryName ( )); // we need to cast away the const here
+}
+
+const char *Opie::binaryName ( )
+{
+	static const char *appname = 0;
+	
+	if ( !appname ) {
+		char dst [PATH_MAX + 1];
+		int l = ::readlink ( "/proc/self/exe", dst, PATH_MAX );
+			
+		if ( l <= 0 ) 
+			l = 0;
+			
+		dst [l] = 0;
+		const char *b = ::strrchr ( dst, '/' );
+		appname = ::strdup ( b ? b + 1 : dst );
+		
+		::atexit ( binaryNameFree );
+	}	
+	return appname;
+}
+
+
+// Fix for a toolchain incompatibility (binaries compiled with 
+// old tcs using shared libs compiled with newer tcs)
+
+extern "C" {
+
+extern void __gmon_start__ ( ) __attribute__(( weak ));
+
+extern void __gmon_start__ ( ) 
+{
+}
+
+}
+
+
+// Fix for apps, that use QPainter::eraseRect() which doesn't work with styles
+// that set a background pixmap (it would be easier to fix eraseRect(), but 
+// TT made it an inline ...)
+
+void QPEApplication::polish ( QWidget *w )
+{
+	qDebug ( "QPEApplication::polish()" );
+
+	for ( const color_fix_t *ptr = apps_that_need_special_colors; ptr-> m_app; ptr++ ) {
+		if (( ::strcmp ( Opie::binaryName ( ), ptr-> m_app ) == 0 ) &&
+		    ( ptr-> m_class ? w-> inherits ( ptr-> m_class ) : true ) &&
+		    ( ptr-> m_name ? ( ::strcmp ( w-> name ( ), ptr-> m_name ) == 0 ) : true )) {
+			QPalette pal = w-> palette ( );
+			pal. setColor ( ptr-> m_set, pal. color ( QPalette::Active, ptr-> m_get ));
+			w-> setPalette ( pal );
+		}
+	}
+	QApplication::polish ( w );
+}
+
+
+// Fix for the binary incompatibility that TT introduced in Qt/E 2.3.4 -- point sizes
+// were multiplied by 10 (which was incorrect)
+
+QValueList <int> QFontDatabase::pointSizes ( QString const &family, QString const &style, QString const &charset )
+{
+	qDebug ( "QFontDatabase::pointSizes()" );
+
+	QValueList <int> sl = pointSizes_NonWeak ( family, style, charset );
+
+	for ( const char * const *ptr = apps_that_need_pointsizes_times_10; *ptr; ptr++ ) {
+		if ( ::strcmp ( Opie::binaryName ( ), *ptr ) == 0 ) {
+			for ( QValueList <int>::Iterator it = sl. begin ( ); it != sl. end ( ); ++it ) 
+				*it *= 10;	
+		}
+	}
+	return sl;
+}
+
+
+// Various style/font/color related overrides for weak symbols in Qt/E,
+// which allows us to force the usage of the global Opie appearance.
+
+void QApplication::setStyle ( QStyle *style )
+{
+	qDebug ( "QApplication::setStyle()" );
+
+	if ( Opie::force_appearance & Opie::Force_Style )
+		delete style;
+	else
+		QApplication::setStyle_NonWeak ( style );
+}
+
+void QApplication::setPalette ( const QPalette &pal, bool informWidgets, const char *className )
+{
+	qDebug ( "QApplication::setPalette()" );
+
+	if (!( Opie::force_appearance & Opie::Force_Style ))
+		QApplication::setPalette_NonWeak ( pal, informWidgets, className );
+}
+
+void QApplication::setFont ( const QFont &fnt, bool informWidgets, const char *className )
+{
+	qDebug ( "QApplication::setFont()" );
+
+	if (!( Opie::force_appearance & Opie::Force_Font ))
+		QApplication::setFont_NonWeak ( fnt, informWidgets, className );
+}
+	
+
+void QApplication::qwsSetDecoration ( QWSDecoration *deco )
+{
+	qDebug ( "QApplication::qwsSetDecoration()" );
+
+	if ( Opie::force_appearance & Opie::Force_Decoration )
+		delete deco;
+	else
+		QApplication::qwsSetDecoration_NonWeak ( deco );
+}
+
diff --git a/library/qt_override_p.h b/library/qt_override_p.h
new file mode 100644
index 0000000..d11917c
--- a/dev/null
+++ b/library/qt_override_p.h
@@ -0,0 +1,21 @@
+#ifndef __QT_OVERRIDE_H__
+#define __QT_OVERRIDE_H__
+
+namespace Opie {
+	
+enum ForceAppearance {
+	Force_Style      = 0x01,
+	Force_Font       = 0x02,
+	Force_Decoration = 0x04,
+	
+	Force_All        = 0xff, 
+	Force_None       = 0x00,
+};
+
+extern const char *binaryName ( );
+
+extern int force_appearance;
+
+}
+
+#endif