Switch to side-by-side view

--- a
+++ b/src/qtgui/snippets_w.cpp
@@ -0,0 +1,109 @@
+/* Copyright (C) 2012 J.F.Dockes
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#include "autoconfig.h"
+
+#include <unistd.h>
+#include <stdio.h>
+
+#include <string>
+#include <vector>
+using namespace std;
+
+#include "debuglog.h"
+#include "recoll.h"
+#include "snippets_w.h"
+#include "guiutils.h"
+#include "rcldb.h"
+#include "rclhelp.h"
+#include "plaintorich.h"
+
+class PlainToRichQtSnippets : public PlainToRich {
+public:
+    virtual string startMatch(unsigned int)
+    {
+	return string("<span class='rclmatch' style='color: ")
+	    + string((const char *)prefs.qtermcolor.toAscii()) + string("'>");
+    }
+    virtual string endMatch() 
+    {
+	return string("</span>");
+    }
+};
+static PlainToRichQtSnippets g_hiliter;
+
+void SnippetsW::init()
+{
+    if (m_source.isNull())
+	return;
+
+    vector<pair<int, string> > vpabs;
+    m_source->getAbstract(m_doc, vpabs);
+
+    HighlightData hdata;
+    m_source->getTerms(hdata);
+
+    QString html = QString::fromAscii(
+	"<html><head>"
+	"<meta http-equiv=\"content-type\" "
+	"content=\"text/html; charset=utf-8\"></head>"
+	"<body style='overflow-x: scroll; white-space: nowrap'>");
+
+    g_hiliter.set_inputhtml(false);
+
+    for (vector<pair<int, string> >::const_iterator it = vpabs.begin(); 
+	 it != vpabs.end(); it++) {
+	if (it->first > 0) {
+	    char buf[100];
+	    sprintf(buf, "P. %d", it->first);
+	    html += "<a href=\"";
+	    html += buf;
+	    html += "\">";
+	    html += buf;
+	    html += "</a> ";
+	}
+	list<string> lr;
+	g_hiliter.plaintorich(it->second, lr, hdata);
+	html.append(QString::fromUtf8(lr.front().c_str()));
+	html.append("<br>\n");
+    }
+    html.append("</body></html>");
+    webView->setHtml(html);
+    connect(webView, SIGNAL(linkClicked(const QUrl &)), 
+	    this, SLOT(linkWasClicked(const QUrl &)));
+    webView->page()->setLinkDelegationPolicy(QWebPage::DelegateAllLinks);
+}
+
+
+void SnippetsW::linkWasClicked(const QUrl &url)
+{
+    string ascurl = (const char *)url.toString().toAscii();;
+    LOGDEB(("Snippets::linkWasClicked: [%s]\n", ascurl.c_str()));
+
+    if (ascurl.size() > 3) {
+	int what = ascurl[0];
+	switch (what) {
+	case 'P': 
+	{
+	    int page = atoi(ascurl.c_str()+2);
+	    emit startNativeViewer(m_doc, page);
+	    return;
+	}
+	}
+    }
+    LOGERR(("Snippets::linkWasClicked: bad link [%s]\n", ascurl.c_str()));
+}
+