1 files changed, 99 insertions, 0 deletions
diff --git a/core/apps/helpbrowser/magictextbrowser.cpp b/core/apps/helpbrowser/magictextbrowser.cpp
new file mode 100644
index 0000000..8ce0325
--- a/dev/null
+++ b/core/apps/helpbrowser/magictextbrowser.cpp
@@ -0,0 +1,99 @@
+#include <qfile.h>
+#include <qstring.h>
+#include <qdragobject.h>
+#include <qregexp.h>
+
+/* need to get Global::helpPath() */
+#define QTOPIA_INTERNAL_LANGLIST
+
+#include <qtopia/global.h>
+#include <qtopia/mimetype.h>
+#include <qtopia/applnk.h>
+
+#include "magictextbrowser.h"
+
+
+
+MagicTextBrowser::MagicTextBrowser(QWidget* parent) :
+    QTextBrowser(parent){
+}
+
+void MagicTextBrowser::setSource( const QString& source )  {
+    QTextBrowser::setSource(source);
+    if ( magicQpe(source,"applications") || magicQpe(source,"games") || magicQpe(source,"settings") || magicQpe(source, "1Pim") ) // No tr
+        return;
+    if ( magicOpe(source, "applets") || magicOpe(source, "input") )
+        return;
+    // Just those are magic (for now). Could do CGI here,
+    // or in Qtopia's mime source factory.
+}
+
+bool MagicTextBrowser::magicQpe(const QString& source, const QString& name) {
+    if ( name+".html" == source || "help/"+name+".html" == source) {
+        QString fn = mimeSourceFactory()->makeAbsolute( source, context() );
+        const QMimeSource* m = mimeSourceFactory()->data( fn, context() );
+        if ( m ) {
+            QString txt;
+            if ( QTextDrag::decode(m,txt) ) {
+                QRegExp re("<qtopia-"+name+">.*</qtopia-"+name+">");
+                int start,len;
+                if ( (start=re.match(txt,0,&len))>=0 ) {
+                    QString generated = generateQpe(name);
+                    txt.replace(start,len,generated);
+                    setText(txt);
+                    return true;
+                }
+            }
+        }
+    }
+    return false;
+}
+bool MagicTextBrowser::magicOpe( const QString& source, const QString& name ) {
+    if ( name+".html" != source && "help/"+name+".html" != source) return false;
+
+    QString fn = mimeSourceFactory()->makeAbsolute( source, context() );
+    const QMimeSource* m = mimeSourceFactory()->data(fn, context() );
+    if (!m) return false;
+
+    QString txt;
+    if ( !QTextDrag::decode(m, txt ) ) return false;
+
+    QRegExp re("<opie-"+name+">.*</opie-"+name+">");
+    int start,len;
+    if ( (start=re.match(txt,0,&len))>=0 ) {
+        QString generated = generateOpe(name);
+        txt.replace(start,len,generated);
+        setText(txt);
+        return true;
+    }
+    return false;
+}
+QString MagicTextBrowser::generateOpe(const QString& name)const {
+    if ( name == QString::fromLatin1("applets") ) {
+        return QString::fromLatin1("<h3>No Applets found</h3>");
+    }else if ( name == QString::fromLatin1("input") ) {
+        return QString::fromLatin1("<h3>No input methods available</h3>");
+    }else
+         return QString::null;
+}
+
+QString MagicTextBrowser::generateQpe(const QString& name) const {
+    QString dir = MimeType::appsFolderName()+"/"+name[0].upper()+name.mid(1);
+    AppLnkSet lnkset(dir);
+    AppLnk* lnk;
+    QString r;
+    for (QListIterator<AppLnk> it(lnkset.children()); (lnk=it.current()); ++it) {
+        QString name = lnk->name();
+        QString icon = lnk->icon();
+        QString helpFile = lnk->exec()+".html";
+        QStringList helpPath = Global::helpPath();
+        bool helpExists = FALSE;
+        for (QStringList::ConstIterator it=helpPath.begin(); it!=helpPath.end() && !helpExists; ++it)
+            helpExists = QFile::exists( *it + "/" + helpFile );
+
+        if ( helpExists ) {
+            r += "<h3><a href="+helpFile+"><img src="+icon+">"+name+"</a></h3>\n";
+        }
+    }
+    return r;
+}