1 files changed, 276 insertions, 0 deletions
diff --git a/theme-compiler/src/com/vaadin/sass/handler/SCSSDocumentHandlerImpl.java b/theme-compiler/src/com/vaadin/sass/handler/SCSSDocumentHandlerImpl.java
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index 0000000000..0ed8b8d0f2
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+++ b/theme-compiler/src/com/vaadin/sass/handler/SCSSDocumentHandlerImpl.java
@@ -0,0 +1,276 @@
+/*
+ * Copyright 2011 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.vaadin.sass.handler;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Stack;
+
+import org.w3c.css.sac.CSSException;
+import org.w3c.css.sac.InputSource;
+import org.w3c.css.sac.LexicalUnit;
+import org.w3c.css.sac.SACMediaList;
+import org.w3c.css.sac.SelectorList;
+
+import com.vaadin.sass.ScssStylesheet;
+import com.vaadin.sass.tree.BlockNode;
+import com.vaadin.sass.tree.CommentNode;
+import com.vaadin.sass.tree.ExtendNode;
+import com.vaadin.sass.tree.ForNode;
+import com.vaadin.sass.tree.IfNode;
+import com.vaadin.sass.tree.ImportNode;
+import com.vaadin.sass.tree.MediaNode;
+import com.vaadin.sass.tree.MixinDefNode;
+import com.vaadin.sass.tree.MixinNode;
+import com.vaadin.sass.tree.NestPropertiesNode;
+import com.vaadin.sass.tree.Node;
+import com.vaadin.sass.tree.RuleNode;
+import com.vaadin.sass.tree.VariableNode;
+import com.vaadin.sass.tree.WhileNode;
+import com.vaadin.sass.tree.controldirective.EachDefNode;
+
+public class SCSSDocumentHandlerImpl implements SCSSDocumentHandler {
+
+    private final ScssStylesheet styleSheet;
+    Stack<Node> nodeStack = new Stack<Node>();
+    private Map<String, Stack<LexicalUnit>> variableMap;
+
+    public SCSSDocumentHandlerImpl() {
+        this(new ScssStylesheet());
+        variableMap = new HashMap<String, Stack<LexicalUnit>>();
+    }
+
+    public SCSSDocumentHandlerImpl(ScssStylesheet styleSheet) {
+        this.styleSheet = styleSheet;
+        nodeStack.push(styleSheet);
+    }
+
+    public void addVariable(String varName, LexicalUnit value) {
+        if (variableMap.get(varName) == null) {
+            variableMap.put(varName, new Stack<LexicalUnit>());
+        }
+        Stack<LexicalUnit> valueStack = variableMap.get(varName);
+        valueStack.push(value);
+    }
+
+    public void removeVaraible(String varName) {
+        Stack<LexicalUnit> valueStack = variableMap.get(varName);
+        if (valueStack != null && !valueStack.isEmpty()) {
+            valueStack.pop();
+        }
+    }
+
+    public LexicalUnit getVariable(String varName) {
+        Stack<LexicalUnit> valueStack = variableMap.get(varName);
+        if (valueStack != null && !valueStack.isEmpty()) {
+            return valueStack.peek();
+        }
+        return null;
+    }
+
+    @Override
+    public ScssStylesheet getStyleSheet() {
+        return styleSheet;
+    }
+
+    @Override
+    public void startDocument(InputSource source) throws CSSException {
+        nodeStack.push(styleSheet);
+        // System.out.println("startDocument(InputSource source): "
+        // + source.getURI());
+    }
+
+    @Override
+    public void endDocument(InputSource source) throws CSSException {
+        // System.out.println("endDocument(InputSource source): "
+        // + source.getURI());
+    }
+
+    @Override
+    public void variable(String name, LexicalUnit value, boolean guarded) {
+        VariableNode node = new VariableNode(name, value, guarded);
+        nodeStack.peek().appendChild(node);
+    }
+
+    @Override
+    public void debugDirective() {
+    }
+
+    @Override
+    public ForNode forDirective(String var, String from, String to,
+            boolean exclusive, String body) {
+        ForNode node = new ForNode(var, from, to, exclusive, body);
+        System.out.println(node);
+        return node;
+    }
+
+    @Override
+    public EachDefNode startEachDirective(String var, ArrayList<String> list) {
+        EachDefNode node = new EachDefNode(var, list);
+        nodeStack.peek().appendChild(node);
+        nodeStack.push(node);
+        return node;
+    }
+
+    @Override
+    public void endEachDirective() {
+        nodeStack.pop();
+    }
+
+    @Override
+    public WhileNode whileDirective(String condition, String body) {
+        WhileNode node = new WhileNode(condition, body);
+        System.out.println(node);
+        return node;
+    }
+
+    @Override
+    public IfNode ifDirective() {
+        return new IfNode();
+    }
+
+    @Override
+    public void comment(String text) throws CSSException {
+        CommentNode node = new CommentNode(text);
+        nodeStack.peek().appendChild(node);
+    }
+
+    @Override
+    public void ignorableAtRule(String atRule) throws CSSException {
+        System.out.println("ignorableAtRule(String atRule): " + atRule);
+    }
+
+    @Override
+    public void namespaceDeclaration(String prefix, String uri)
+            throws CSSException {
+        System.out.println("namespaceDeclaration(String prefix, String uri): "
+                + prefix + ", " + uri);
+    }
+
+    @Override
+    public void importStyle(String uri, SACMediaList media,
+            String defaultNamespaceURI) throws CSSException {
+    }
+
+    @Override
+    public void startMedia(SACMediaList media) throws CSSException {
+        MediaNode node = new MediaNode(media);
+        nodeStack.peek().appendChild(node);
+        nodeStack.push(node);
+    }
+
+    @Override
+    public void endMedia(SACMediaList media) throws CSSException {
+        nodeStack.pop();
+    }
+
+    @Override
+    public void startPage(String name, String pseudo_page) throws CSSException {
+        System.out.println("startPage(String name, String pseudo_page): "
+                + name + ", " + pseudo_page);
+    }
+
+    @Override
+    public void endPage(String name, String pseudo_page) throws CSSException {
+        System.out.println("endPage(String name, String pseudo_page): " + name
+                + ", " + pseudo_page);
+    }
+
+    @Override
+    public void startFontFace() throws CSSException {
+        System.out.println("startFontFace()");
+    }
+
+    @Override
+    public void endFontFace() throws CSSException {
+        System.out.println("endFontFace()");
+    }
+
+    @Override
+    public void startSelector(SelectorList selectors) throws CSSException {
+        BlockNode node = new BlockNode(selectors);
+        nodeStack.peek().appendChild(node);
+        nodeStack.push(node);
+    }
+
+    @Override
+    public void endSelector(SelectorList selectors) throws CSSException {
+        nodeStack.pop();
+    }
+
+    @Override
+    public void property(String name, LexicalUnit value, boolean important)
+            throws CSSException {
+        property(name, value, important, null);
+    }
+
+    public void property(String name, LexicalUnit value, boolean important,
+            String comment) {
+        RuleNode node = new RuleNode(name, value, important, comment);
+        nodeStack.peek().appendChild(node);
+    }
+
+    @Override
+    public void extendDirective(SelectorList list) {
+        ExtendNode node = new ExtendNode(list);
+        nodeStack.peek().appendChild(node);
+    }
+
+    @Override
+    public MixinDefNode mixinDirective(String name, String args, String body) {
+        MixinDefNode node = new MixinDefNode(name, args, body);
+        return node;
+    }
+
+    @Override
+    public void startNestedProperties(String name) {
+        NestPropertiesNode node = new NestPropertiesNode(name);
+        nodeStack.peek().appendChild(node);
+        nodeStack.push(node);
+    }
+
+    @Override
+    public void endNestedProperties(String name) {
+        nodeStack.pop();
+    }
+
+    @Override
+    public void startMixinDirective(String name, Collection<VariableNode> args) {
+        MixinDefNode node = new MixinDefNode(name.trim(), args);
+        nodeStack.peek().appendChild(node);
+        nodeStack.push(node);
+    }
+
+    @Override
+    public void endMixinDirective(String name, Collection<VariableNode> args) {
+        nodeStack.pop();
+    }
+
+    @Override
+    public void includeDirective(String name, Collection<LexicalUnit> args) {
+        MixinNode node = new MixinNode(name, args);
+        nodeStack.peek().appendChild(node);
+    }
+
+    @Override
+    public void importStyle(String uri, SACMediaList media, boolean isURL) {
+        ImportNode node = new ImportNode(uri, media, isURL);
+        nodeStack.peek().appendChild(node);
+    }
+}