Themeditor: Got the ParseTreeNode class in good shape, preparing to start on ParseTreeModel

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26400 a1c6a512-1295-4272-9138-f99709370657

utils/themeeditor/parsetreemodel.cpp

@@ -23,85 +23,48 @@
 #include "parsetreemodel.h"
 #include <QObject>
 
-ParseTreeModel::ParseTreeModel(char* wps, QObject* parent):
+ParseTreeModel::ParseTreeModel(char* document, QObject* parent):
         QAbstractItemModel(parent)
 {
-    this->tree = skin_parse(wps);
-    this->root = new ParseTreeNode(tree, 0);
+    this->tree = skin_parse(document);
+    this->root = new ParseTreeNode(tree);
 }
 
 
 ParseTreeModel::~ParseTreeModel()
 {
-    delete root;
+    if(root)
+        delete root;
+    if(tree)
+        skin_free_tree(tree);
 }
 
-QString genCode()
+QString ParseTreeModel::genCode()
 {
-    return QString();
+    return root->genCode();
 }
 
-/*
 QModelIndex ParseTreeModel::index(int row, int column,
                                   const QModelIndex& parent) const
 {
-    if(!hasIndex(row, column, parent))
-        return QModelIndex();
-
-    ParseTreeNode* parentLookup;
-
-    if(!parent.isValid())
-        parentLookup = root;
-    else
-        parentLookup = static_cast<ParseTreeNode*>(parent.internalPointer());
-
-    ParseTreeNode* childLookup = parentLookup->child(row);
-    if(childLookup)
-        return createIndex(row, column, childLookup);
-    else
-        return QModelIndex();
+    return QModelIndex();
 }
 
 QModelIndex ParseTreeModel::parent(const QModelIndex &child) const
 {
-    if(!child.isValid())
-        return QModelIndex();
-
-    ParseTreeNode* childLookup = static_cast<ParseTreeNode*>
-                                 (child.internalPointer());
-    ParseTreeNode* parentLookup = childLookup->parent();
-
-    if(parentLookup == root)
-        return QModelIndex();
-
-    return createIndex(parentLookup->row(), 0, parentLookup);
+    return QModelIndex();
 }
 
 int ParseTreeModel::rowCount(const QModelIndex &parent) const
 {
-    ParseTreeNode* parentLookup;
-    if(parent.column() > 0)
-        return 0;
-
-    if(!parent.isValid())
-        parentLookup = root;
-    else
-        parentLookup = static_cast<ParseTreeNode*>(parent.internalPointer());
-
-    return parentLookup->childCount();
+    return 0;
 }
 
 int ParseTreeModel::columnCount(const QModelIndex &parent) const
 {
-    return 2;
+    return 0;
 }
-
 QVariant ParseTreeModel::data(const QModelIndex &index, int role) const
 {
-    if(!index.isValid() || role != Qt::DisplayRole)
-        return QVariant();
-
-    ParseTreeNode* item = static_cast<ParseTreeNode*>(index.internalPointer());
-    return item->data(index.column());
+    return QVariant();
 }
-*/

utils/themeeditor/parsetreemodel.h

@@ -40,18 +40,16 @@ class ParseTreeModel : public QAbstractItemModel
 
 public:
     /* Initializes a tree with a WPS document in a string */
-    ParseTreeModel(char* wps, QObject* parent = 0);
+    ParseTreeModel(char* document, QObject* parent = 0);
     virtual ~ParseTreeModel();
 
     QString genCode();
 
-    /*
     QModelIndex index(int row, int column, const QModelIndex& parent) const;
     QModelIndex parent(const QModelIndex &child) const;
     int rowCount(const QModelIndex &parent) const;
     int columnCount(const QModelIndex &parent) const;
     QVariant data(const QModelIndex &index, int role) const;
-    */
 
 private:
     ParseTreeNode* root;

utils/themeeditor/parsetreenode.cpp

@@ -181,6 +181,10 @@ QString ParseTreeNode::genCode() const
             buffer.append(DEFAULTSYM);
             break;
 
+        case skin_tag_parameter::CODE:
+            buffer.append(QObject::tr("This doesn't belong here"));
+            break;
+
         }
     }
     else
@@ -191,10 +195,152 @@ QString ParseTreeNode::genCode() const
 
     return buffer;
 }
-/*
-ParseTreeNode* child(int row);
-int numChildren() const;
-QVariant data(int column) const;
-int getRow() const;
-ParseTreeNode* getParent();
-*/
+
+ParseTreeNode* ParseTreeNode::child(int row)
+{
+    if(row < 0 || row >= children.count())
+        return 0;
+
+    return children[row];
+}
+
+int ParseTreeNode::numChildren() const
+{
+    return children.count();
+}
+
+
+QVariant ParseTreeNode::data(int column) const
+{
+    switch(column)
+    {
+        /* Column 0 is the element type */
+    case 0:
+        if(element)
+        {
+            switch(element->type)
+            {
+            case LINE:
+                return QObject::tr("Logical Line");
+
+            case SUBLINES:
+                return QObject::tr("Alternator");
+
+            case COMMENT:
+                return QObject::tr("Comment");
+
+            case CONDITIONAL:
+                return QObject::tr("Conditional Tag");
+
+            case TAG:
+                return QObject::tr("Tag");
+
+            case NEWLINE:
+                return QObject::tr("Newline");
+
+            case TEXT:
+                return QObject::tr("Plaintext");
+            }
+        }
+        else if(param)
+        {
+            switch(param->type)
+            {
+            case skin_tag_parameter::STRING:
+                return QObject::tr("String");
+
+            case skin_tag_parameter::NUMERIC:
+                return QObject::tr("Number");
+
+            case skin_tag_parameter::DEFAULT:
+                return QObject::tr("Default Argument");
+
+            case skin_tag_parameter::CODE:
+                return QObject::tr("This doesn't belong here");
+            }
+        }
+        else
+        {
+            return QObject::tr("Root");
+        }
+
+        break;
+
+        /* Column 1 is the value */
+    case 1:
+        if(element)
+        {
+            switch(element->type)
+            {
+            case LINE:
+                return QString();
+
+            case SUBLINES:
+                return QString();
+
+            case NEWLINE:
+                return QObject::tr("\\n");
+
+            case TEXT:
+            case COMMENT:
+                return QString(element->text);
+
+            case CONDITIONAL:
+            case TAG:
+                return QString(element->name);
+            }
+        }
+        else if(param)
+        {
+            switch(param->type)
+            {
+            case skin_tag_parameter::DEFAULT:
+                return QObject::tr("-");
+
+            case skin_tag_parameter::STRING:
+                return QString(param->data.text);
+
+            case skin_tag_parameter::NUMERIC:
+                return QString::number(param->data.numeric, 10);
+
+            case skin_tag_parameter::CODE:
+                return QObject::tr("Seriously, something's wrong here");
+            }
+        }
+        else
+        {
+            return QString();
+        }
+        break;
+
+        /* Column 2 is the line number */
+    case 2:
+        if(element)
+            return QString::number(element->line, 10);
+        else
+            return QString();
+        break;
+    }
+
+    return QVariant();
+}
+
+
+int ParseTreeNode::getRow() const
+{
+    if(!parent)
+        return -1;
+
+    return parent->children.indexOf(const_cast<ParseTreeNode*>(this));
+}
+
+ParseTreeNode* ParseTreeNode::getParent() const
+{
+    return parent;
+}
+
+ParseTreeNode::~ParseTreeNode()
+{
+    for(int i = 0; i < children.count(); i++)
+        delete children[i];
+}

utils/themeeditor/parsetreenode.h

@@ -37,6 +37,7 @@ public:
     ParseTreeNode(struct skin_element* data);
     ParseTreeNode(struct skin_element* data, ParseTreeNode* parent);
     ParseTreeNode(struct skin_tag_parameter* data, ParseTreeNode* parent);
+    virtual ~ParseTreeNode();
 
     QString genCode() const;
 
@@ -44,7 +45,7 @@ public:
     int numChildren() const;
     QVariant data(int column) const;
     int getRow() const;
-    ParseTreeNode* getParent();
+    ParseTreeNode* getParent() const;
 
 private:
     ParseTreeNode* parent;