initial commit to add video4linux camera app from qtopia 2, needs more work

1 files changed, 49 insertions, 0 deletions

diff --git a/library/global.cpp b/library/global.cpp
index ec87555..f7a0767 100644
--- a/library/global.cpp
+++ b/library/global.cpp
@@ -779,34 +779,83 @@ QStringList Global::languageList()
     QString lang = getenv("LANG");
     QStringList langs;
     langs.append(lang);
     int i  = lang.find(".");
     if ( i > 0 )
     lang = lang.left( i );
     i = lang.find( "_" );
     if ( i > 0 )
     langs.append(lang.left(i));
     return langs;
 }
 
 QStringList Global::helpPath()
 {
     QString qpeDir = QPEApplication::qpeDir();
     QStringList path;
     QStringList langs = Global::languageList();
     for (QStringList::ConstIterator it = langs.fromLast(); it!=langs.end(); --it) {
     QString lang = *it;
     if ( !lang.isEmpty() )
         path += qpeDir + "/help/" + lang + "/html";
     }
     path += qpeDir + "/pics";
     path += qpeDir + "/help/html";
     /* we even put english into the en dir so try it as fallback as well for opie */
     path += qpeDir + "/help/en/html";
     path += qpeDir + "/docs";
 
 
     return path;
 }
 
+/*!
+  \internal
+  Truncate file to size specified
+  \a f must be an open file
+  \a size must be a positive value
+ */
+bool Global::truncateFile(QFile &f, int size){
+    if (!f.isOpen())
+      return FALSE;
+
+    return ::ftruncate(f.handle(), size) != -1;
+}
+
+
+
+
+// #if defined(Q_OS_UNIX) && defined(Q_WS_QWS)
+// extern int qws_display_id;
+// #endif
+
+/*!
+  /internal
+  Returns the default system path for storing temporary files.
+  Note: This does not it ensure that the provided directory exists
+*/
+QString Global::tempDir()
+{
+    QString result;
+#ifdef Q_OS_UNIX
+#ifdef Q_WS_QWS
+    result = QString("/tmp/qtopia-%1/").arg(QString::number(qws_display_id));
+#else
+    result="/tmp/";
+#endif
+#else
+    if (getenv("TEMP"))
+        result = getenv("TEMP");
+    else
+        result = getenv("TMP");
+
+    if (result[(int)result.length() - 1] != QDir::separator())
+        result.append(QDir::separator());
+#endif
+
+    return result;
+}
+
+//#endif
+
 
 #include "global.moc"