annotate src/styleengine.hh @ 643:eb0279297fde

hook up <style>...</style> parsing
author Johannes Hofmann <Johannes.Hofmann@gmx.de>
date Thu, 04 Dec 2008 18:04:14 +0100
parents 4c9f7f03caf0
children 9e4ad941cbdc
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1 #ifndef __STYLEENGINE_HH__
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2 #define __STYLEENGINE_HH__
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4 #include "dw/core.hh"
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5 #include "doctree.hh"
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6 #include "css.hh"
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7 #include "cssparser.hh"
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8
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9 class StyleEngine : public Doctree {
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10 private:
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11 class Node : public DoctreeNode {
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12 public:
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13 dw::core::style::Style *style;
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14 const char *styleAttribute;
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15 bool inheritBackgroundColor;
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16 };
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17
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18 dw::core::Layout *layout;
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19 lout::misc::SimpleVector <Node> *stack;
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20 CssContext *cssContext;
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21
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22 dw::core::style::Style *style0 (CssPropertyList *nonCssHints = NULL);
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23 void apply (dw::core::style::StyleAttrs *attrs, CssPropertyList *props);
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24 int computeValue (CssLength value, dw::core::style::Font *font);
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25
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26 public:
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27 StyleEngine (dw::core::Layout *layout);
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28 ~StyleEngine ();
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29
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30 /* Doctree interface */
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31 inline const DoctreeNode *top () {
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32 return stack->getRef (stack->size () - 1);
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33 };
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34
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35 inline const DoctreeNode *parent (const DoctreeNode *n) {
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36 if (n->depth > 1)
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37 return stack->getRef (n->depth - 1);
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38 else
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39 return NULL;
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40 };
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41
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42 void parse (const char *buf, int buflen, int order_count, CssOrigin origin);
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43 void startElement (int tag);
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44 void setId (const char *id);
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45 void setClass (const char *klass);
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46 void setStyle (const char *style);
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47 void endElement (int tag);
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48 void setPseudo (const char *pseudo);
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49 void setNonCssHints (CssPropertyList *nonCssHints);
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50 void inheritBackgroundColor ();
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51
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52 inline dw::core::style::Style *style () {
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53 dw::core::style::Style *s = stack->getRef (stack->size () - 1)->style;
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54 if (s)
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55 return s;
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56 else
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57 return style0 ();
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58 };
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59 };
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60
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61 #endif