Adding ./doc from boost

Reviewer: Lauro Moura <lauro.neto@openbossa.org>
          Luciano Wolf <luciano.wolf@openbossa.org>

1 files changed, 62 insertions, 0 deletions

diff --git a/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qabstractfileengine.cpp b/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qabstractfileengine.cpp
new file mode 100644
index 000000000..5984b62f1
--- /dev/null
+++ b/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qabstractfileengine.cpp
@@ -0,0 +1,62 @@
+//! [0]
+class ZipEngineHandler(QAbstractFileEngineHandler)
+    def create(fileName):
+        # ZipEngineHandler returns a ZipEngine for all .zip files
+        if fileName.toLower().endsWith(".zip"):
+            return ZipEngine(fileName)
+        else
+            return None
+
+def main():
+    app = QApplication(sys.argv)
+
+    engine = ZipEngineHandler()
+
+    window = MainWindow()
+    window.show()
+
+    return app.exec()
+//! [0]
+
+
+//! [1]
+def create(fileName):
+    # ZipEngineHandler returns a ZipEngine for all .zip files
+    if fileName.toLower().endsWith(".zip"):
+        return ZipEngine(fileName)
+    else
+        return None
+//! [1]
+
+
+//! [2]
+# @arg filters QDir.Filters
+# @arg filterNames QStringList
+# @return QAbstractFileEngineIterator
+def beginEntryList(filters, filterNames):
+    return CustomFileEngineIterator(filters, filterNames)
+//! [2]
+
+
+//! [3]
+class CustomIterator(QAbstractFileEngineIterator):
+    def __init__(self, nameFilters, filters):
+        QAbstractFileEngineIterator.__init__(self, nameFilters, filters)
+
+        self.index = 0
+        # In a real iterator, these entries are fetched from the
+        # file system based on the value of path().
+        self.entries << "entry1" << "entry2" << "entry3"
+
+    def hasNext(self):
+        return self.index < self.entries.size() - 1
+
+    def next(self):
+       if !self.hasNext():
+           return QString()
+       index++
+       return currentFilePath()
+
+    def currentFileName(self):
+       return self.entries.at(index)
+//! [3]