added XML visualization for RSpecs
authorGiovanni Gherdovich <ggherdov@brentaal.inria.fr>
Tue, 14 Sep 2010 22:27:38 +0000 (00:27 +0200)
committerGiovanni Gherdovich <ggherdov@brentaal.inria.fr>
Tue, 14 Sep 2010 22:27:38 +0000 (00:27 +0200)
sface/domItem.py [new file with mode: 0644]
sface/domModel.py [new file with mode: 0644]
sface/xmlwindow.py [new file with mode: 0644]

diff --git a/sface/domItem.py b/sface/domItem.py
new file mode 100644 (file)
index 0000000..8ee3940
--- /dev/null
@@ -0,0 +1,33 @@
+# from PyQt4.QtXml import QDomNode
+
+class domItem:
+    # wrapper around PyQt4.QtXml.QDomNode
+    # it keeps an hash of childrens for
+    # performance reasons
+
+    def __init__(self, node, row, parent = 0):
+        # node is of type PyQt4.QtXml.QDomNode
+        self.domNode = node
+        self.parentItem = parent
+        self.rowNumber = row
+        self.childItems = {}
+
+    def child(self, i):
+        if i in self.childItems:
+            return self.childItems[i]
+        if i >= 0 and i < self.domNode.childNodes().count():
+            childNode = self.domNode.childNodes().item(i)
+            childItem = domItem(childNode, i, self)
+            self.childItems[i] = childItem
+            return childItem
+        return None
+            
+    def parent(self):
+        return self.parentItem
+
+    def node(self):
+        return self.domNode
+
+    def row(self):
+        return self.rowNumber
+    
diff --git a/sface/domModel.py b/sface/domModel.py
new file mode 100644 (file)
index 0000000..0c8a103
--- /dev/null
@@ -0,0 +1,118 @@
+from PyQt4.QtCore import QAbstractItemModel, QVariant, QString, QStringList
+from PyQt4.QtCore import QModelIndex
+from PyQt4.QtCore import Qt
+from PyQt4.QtXml import QDomNode
+from domItem import domItem
+
+class domModel(QAbstractItemModel):
+    def __init__(self, document, parent = 0):
+        QAbstractItemModel.__init__(self, parent)
+        self.domDocument = document
+        self.rootItem = domItem(document, 0);
+
+    def data(self, index, role):
+        if not index.isValid():
+            return QVariant()
+        if role != Qt.DisplayRole:
+            return QVariant()
+        node = index.internalPointer().node()
+        attributeMap = node.attributes()
+
+        col = index.column()
+        if col == 0:
+            if node.nodeType() == QDomNode.ElementNode:
+                qslist = QStringList()
+                for i in range(attributeMap.count()):
+                    attr = attributeMap.item(i)
+                    elem = (attr.nodeName()
+                            .append(QString('="'))
+                            .append(attr.nodeValue())
+                            .append(QString('"')))
+                    qslist.append(elem)
+                return (QString('<').
+                        append(node.nodeName()).
+                        append(' ').
+                        append(qslist.join(' ')).
+                        append('>'))
+            elif node.nodeType() == QDomNode.AttributeNode:
+                return QString('Whozat?!')
+            elif node.nodeType() == QDomNode.TextNode:
+                return node.nodeValue()
+            elif node.nodeType() == QDomNode.CDATASectionNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.EntityReferenceNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.EntityNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.ProcessingInstructionNode:
+                return node.nodeName()
+            elif node.nodeType() == QDomNode.CommentNode:
+                return QString('#').append(node.nodeValue())
+            elif node.nodeType() == QDomNode.DocumentNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.DocumentTypeNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.DocumentFragmentNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.NotationNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.BaseNode:
+                return QString('unsupported node type')
+            elif node.nodeType() == QDomNode.CharacterDataNode:
+                return QString('unsupported node type')
+            else:
+                return QVariant()
+        else:
+            return QVariant()
+
+    def flags(self, index):
+        if not index.isValid():
+            return Qt.ItemIsEnabled
+        # does this `|` thing hold?
+        return Qt.ItemIsEnabled | Qt.ItemIsSelectable
+        
+    def headerData(self, section, orientation, role):
+        if orientation == Qt.Horizontal and role == Qt.DisplayRole:
+            if section == 0:
+                return QString("Do I need an header?")
+            else:
+                return QVariant()
+        else:
+            return QVariant()
+
+    def index(self, row, column, parent):
+        if not parent.isValid():
+            parentItem = self.rootItem
+        else:
+            parentItem = parent.internalPointer()
+
+        childItem = parentItem.child(row)
+        # childItem would be None to say "false"?
+        if childItem:
+            return self.createIndex(row, column, childItem)
+        else:
+            return QModelIndex()
+
+    def parent(self, child):
+        if not child.isValid():
+            return QModelIndex()
+        childItem = child.internalPointer()
+        parentItem = childItem.parent()
+        
+        if not parentItem or parentItem == self.rootItem:
+            return QModelIndex()
+        return self.createIndex(parentItem.row(), 0, parentItem)
+
+    def rowCount(self, parent):
+        if not parent.isValid():
+            parentItem = self.rootItem
+        else:
+            parentItem = parent.internalPointer()
+
+        return parentItem.node().childNodes().count()
+
+    def columnCount(self, parent):
+        # just one column
+        # we'll print tag name (and attributes)
+        # or the tag content
+        return 1
diff --git a/sface/xmlwindow.py b/sface/xmlwindow.py
new file mode 100644 (file)
index 0000000..951cd16
--- /dev/null
@@ -0,0 +1,25 @@
+import sys
+from PyQt4.QtCore import *
+from PyQt4.QtGui import *
+from PyQt4.QtXml import QDomDocument
+from domModel import domModel
+from sface.config import config
+
+class XmlWindow(QDialog):
+    def __init__(self, parent=None):
+        QDialog.__init__(self, parent)
+        self.model = 0
+        document = QDomDocument("Current RSpec")
+        rspec_file = config.getSliceRSpecFile()
+        document.setContent(open(rspec_file,'r').read())
+
+        model = domModel(document, self)
+        self.view = QTreeView()
+        self.view.setModel(model)
+
+        layout = QVBoxLayout()
+        layout.addWidget(self.view)
+        self.setLayout(layout)
+
+        self.setWindowTitle("Current Slice's RSpec")
+