From ee62e73ddc29a5015c4a3e569be90dbfce4652c6 Mon Sep 17 00:00:00 2001
From: sandman <sandman>
Date: Sun, 24 Nov 2002 18:18:35 +0000
Subject: A small library that can be LD_PRELOADed to other applications by the

launcher to force these applications to use the Opie style/font/window­
decoration settings.

Could also be used for other things in the future...
---
(limited to 'core/launcher/libpreload/preload.cpp')

diff --git a/core/launcher/libpreload/preload.cpp b/core/launcher/libpreload/preload.cpp
new file mode 100644
index 0000000..a94ec65
--- a/dev/null
+++ b/core/launcher/libpreload/preload.cpp
@@ -0,0 +1,91 @@
+
+#define _GNU_SOURCE
+//#define private public
+//#define protected public
+
+#include <qwsdecoration_qws.h>
+#include <qcommonstyle.h>
+//#include <qpe/qpeapplication.h>
+
+class QStyle;
+class QApplication;
+class QFont;
+class QWSDecoration;
+
+#include <dlfcn.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+typedef void ( *qapp_setstyle_t ) ( QStyle * );
+typedef void ( *qapp_setdeco_t ) ( QApplication *, QWSDecoration * ); 
+typedef void ( *qapp_setfont_t ) ( QApplication *, const QFont &, bool, const char * ); 
+
+
+static bool *opie_block_style_p = 0;
+
+extern "C" {
+
+static void *resolve_symbol ( const char *sym )
+{
+	void *adr = ::dlsym ( RTLD_NEXT, sym );
+
+	if ( !adr )
+		::fprintf ( stderr, "PANIC: Could not resolve symbol \"%s\"\n", sym );
+		
+	return adr;
+}
+
+extern void setStyle__12QApplicationP6QStyle ( QStyle *style )
+{
+	static qapp_setstyle_t qsetstyle = 0;
+
+	if ( !qsetstyle )
+		qsetstyle = (qapp_setstyle_t) resolve_symbol ( "setStyle__12QApplicationP6QStyle" );
+
+	if ( !opie_block_style_p )
+		opie_block_style_p = (bool *) resolve_symbol ( "opie_block_style" );
+	
+	if ( !qsetstyle || ( opie_block_style_p && *opie_block_style_p )) {
+		delete style;
+		return;
+	}
+	else
+		( *qsetstyle ) ( style );
+}
+
+extern void setFont__12QApplicationRC5QFontbPCc ( QApplication *app, const QFont &fnt, bool informWidgets, const char * className )
+{
+	static qapp_setfont_t qsetfont = 0;
+
+	if ( !qsetfont )
+		qsetfont = (qapp_setfont_t) resolve_symbol ( "setFont__12QApplicationRC5QFontbPCc" );
+
+	if ( !opie_block_style_p )
+		opie_block_style_p = (bool *) resolve_symbol ( "opie_block_style" );
+	
+	if ( qsetfont && !( opie_block_style_p && *opie_block_style_p ))
+		( *qsetfont ) ( app, fnt, informWidgets, className );
+}
+	
+
+extern void qwsSetDecoration__12QApplicationP13QWSDecoration ( QApplication *app, QWSDecoration *deco )
+{
+	static qapp_setdeco_t qsetdeco = 0;
+
+	if ( !qsetdeco )
+		qsetdeco = (qapp_setdeco_t) resolve_symbol ( "qwsSetDecoration__12QApplicationP13QWSDecoration" );
+
+	if ( !opie_block_style_p )
+		opie_block_style_p = (bool *) resolve_symbol ( "opie_block_style" );
+	
+	if ( !qsetdeco || ( opie_block_style_p && *opie_block_style_p )) {
+		delete deco;
+		return;
+	}
+	else
+		( *qsetdeco ) ( app, deco );
+}
+
+}
--
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