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KHTML

css_value.h

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00001 /*
00002  * This file is part of the DOM implementation for KDE.
00003  *
00004  * Copyright 1999 Lars Knoll (knoll@kde.org)
00005  *
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Library General Public
00008  * License as published by the Free Software Foundation; either
00009  * version 2 of the License, or (at your option) any later version.
00010  *
00011  * This library is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Library General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Library General Public License
00017  * along with this library; see the file COPYING.LIB.  If not, write to
00018  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019  * Boston, MA 02110-1301, USA.
00020  *
00021  * This file includes excerpts from the Document Object Model (DOM)
00022  * Level 2 Specification (Style)
00023  * http://www.w3.org/TR/DOM-Level-2-Style/
00024  * Copyright © 2000 W3C® (MIT, INRIA, Keio), All Rights Reserved.
00025  *
00026  */
00027 #ifndef _CSS_css_value_h_
00028 #define _CSS_css_value_h_
00029 
00030 #include <dom/dom_string.h>
00031 
00032 #include <QtGui/QColor>
00033 
00034 #include <kdemacros.h>
00035 
00036 namespace DOM {
00037 
00038 class CSSStyleDeclarationImpl;
00039 class CSSRule;
00040 class CSSValue;
00041 
00060 class KHTML_EXPORT CSSStyleDeclaration
00061 {
00062 public:
00063     CSSStyleDeclaration();
00064     CSSStyleDeclaration(const CSSStyleDeclaration &other);
00065     CSSStyleDeclaration(CSSStyleDeclarationImpl *impl);
00066 public:
00067 
00068     CSSStyleDeclaration & operator = (const CSSStyleDeclaration &other);
00069 
00070     ~CSSStyleDeclaration();
00071 
00079     DOM::DOMString cssText() const;
00080 
00092     void setCssText( const DOM::DOMString & );
00093 
00099     unsigned long length() const;
00100 
00105     CSSRule parentRule() const;
00106 
00120     DOM::DOMString getPropertyValue ( const DOM::DOMString &propertyName ) const;
00121 
00141     CSSValue getPropertyCSSValue ( const DOM::DOMString &propertyName ) const;
00142 
00161     DOM::DOMString removeProperty ( const DOM::DOMString &propertyName );
00162 
00177     DOM::DOMString getPropertyPriority ( const DOM::DOMString &propertyName ) const;
00178 
00203     void setProperty ( const DOM::DOMString &propertyName, const DOM::DOMString &value, const DOM::DOMString &priority );
00204 
00218     DOM::DOMString item ( unsigned long index ) const;
00219     DOM::DOMString item ( unsigned long index ); // ### KDE5: remove
00220 
00225     CSSStyleDeclarationImpl *handle() const;
00226     bool isNull() const;
00227 
00228 protected:
00229     CSSStyleDeclarationImpl *impl;
00230 };
00231 
00232 
00233 class CSSValueImpl;
00234 
00240 class KHTML_EXPORT CSSValue
00241 {
00242 public:
00243     CSSValue();
00244     CSSValue(const CSSValue &other);
00245     CSSValue(CSSValueImpl *impl);
00246 public:
00247 
00248     CSSValue & operator = (const CSSValue &other);
00249 
00250     ~CSSValue();
00258     enum UnitTypes {
00259     CSS_INHERIT = 0,
00260         CSS_PRIMITIVE_VALUE = 1,
00261         CSS_VALUE_LIST = 2,
00262         CSS_CUSTOM = 3,
00263         CSS_INITIAL = 4,
00264         
00265         CSS_SVG_VALUE = 1001 
00266     };
00267 
00272     DOM::DOMString cssText() const;
00273 
00285     void setCssText( const DOM::DOMString & );
00286 
00291     unsigned short cssValueType() const;
00292 
00297     bool isCSSValueList() const;
00298     bool isCSSPrimitiveValue() const;
00299     CSSValueImpl *handle() const;
00300     bool isNull() const;
00301 
00302 protected:
00303     CSSValueImpl *impl;
00304 };
00305 
00306 
00307 class CSSValueListImpl;
00308 class CSSValue;
00309 
00315 class KHTML_EXPORT CSSValueList : public CSSValue
00316 {
00317 public:
00318     CSSValueList();
00319     CSSValueList(const CSSValueList &other);
00320     CSSValueList(const CSSValue &other);
00321     CSSValueList(CSSValueListImpl *impl);
00322 public:
00323 
00324     CSSValueList & operator = (const CSSValueList &other);
00325     CSSValueList & operator = (const CSSValue &other);
00326 
00327     ~CSSValueList();
00328 
00335     unsigned long length() const;
00336 
00349     CSSValue item ( unsigned long index );
00350 
00351 protected:
00352     CSSValueListImpl *vimpl;
00353 };
00354 
00355 
00356 class CSSPrimitiveValueImpl;
00357 class Counter;
00358 class RGBColor;
00359 class Rect;
00360 
00372 class KHTML_EXPORT CSSPrimitiveValue : public CSSValue
00373 {
00374 public:
00375     CSSPrimitiveValue();
00376     CSSPrimitiveValue(const CSSPrimitiveValue &other);
00377     CSSPrimitiveValue(const CSSValue &other);
00378     CSSPrimitiveValue(CSSPrimitiveValueImpl *impl);
00379 public:
00380 
00381     CSSPrimitiveValue & operator = (const CSSPrimitiveValue &other);
00382     CSSPrimitiveValue & operator = (const CSSValue &other);
00383 
00384     ~CSSPrimitiveValue();
00389     enum UnitTypes {
00390         CSS_UNKNOWN = 0,
00391         CSS_NUMBER = 1,
00392         CSS_PERCENTAGE = 2,
00393         CSS_EMS = 3,
00394         CSS_EXS = 4,
00395         CSS_PX = 5,
00396         CSS_CM = 6,
00397         CSS_MM = 7,
00398         CSS_IN = 8,
00399         CSS_PT = 9,
00400         CSS_PC = 10,
00401         CSS_DEG = 11,
00402         CSS_RAD = 12,
00403         CSS_GRAD = 13,
00404         CSS_MS = 14,
00405         CSS_S = 15,
00406         CSS_HZ = 16,
00407         CSS_KHZ = 17,
00408         CSS_DIMENSION = 18,
00409         CSS_STRING = 19,
00410         CSS_URI = 20,
00411         CSS_IDENT = 21,
00412         CSS_ATTR = 22,
00413         CSS_COUNTER = 23,
00414         CSS_RECT = 24,
00415         CSS_RGBCOLOR = 25,
00416         CSS_DPI = 26,
00417         CSS_DPCM = 27,
00418         CSS_PAIR = 100, // We envision this being exposed as a means of getting computed style values for pairs 
00419         CSS_HTML_RELATIVE = 255
00420     };
00421 
00427     unsigned short primitiveType() const;
00428 
00457     void setFloatValue ( unsigned short unitType, float floatValue );
00458 
00484     float getFloatValue ( unsigned short unitType ) const;
00485 
00511     void setStringValue ( unsigned short stringType, const DOM::DOMString &stringValue );
00512 
00528     DOM::DOMString getStringValue (  ) const;
00529 
00543     Counter getCounterValue (  ) const;
00544 
00558     Rect getRectValue (  ) const;
00559 
00574     RGBColor getRGBColorValue (  ) const;
00575 };
00576 
00577 
00578 
00587 class KHTML_EXPORT RGBColor
00588 {
00589 public:
00590     RGBColor();
00594     RGBColor(const QColor& c) { m_color = c.rgb(); }
00595     RGBColor(QRgb color);
00596 
00597     RGBColor(const RGBColor &other);
00598     RGBColor & operator = (const RGBColor &other);
00599 
00600     ~RGBColor();
00601 
00606     CSSPrimitiveValue red() const;
00607 
00612     CSSPrimitiveValue green() const;
00613 
00618     CSSPrimitiveValue blue() const;
00619 
00623     QRgb color() const { return m_color; }
00624 protected:
00625     QRgb m_color;
00626 };
00627 
00628 class RectImpl;
00629 
00638 class KHTML_EXPORT Rect
00639 {
00640     friend class CSSPrimitiveValue;
00641 public:
00642     Rect();
00643     Rect(const Rect &other);
00644 
00645     Rect & operator = (const Rect &other);
00646 
00647     ~Rect();
00648 
00653     CSSPrimitiveValue top() const;
00654 
00659     CSSPrimitiveValue right() const;
00660 
00665     CSSPrimitiveValue bottom() const;
00666 
00671     CSSPrimitiveValue left() const;
00672 
00677     RectImpl *handle() const;
00678     bool isNull() const;
00679 
00680 protected:
00681     RectImpl *impl;
00682     Rect(RectImpl *i);
00683 };
00684 
00685 class CounterImpl;
00686 
00695 class KHTML_EXPORT Counter
00696 {
00697     friend class CSSPrimitiveValue;
00698 public:
00699     Counter();
00700     Counter(const Counter &other);
00701 public:
00702 
00703     Counter & operator = (const Counter &other);
00704 
00705     ~Counter();
00706 
00711     DOM::DOMString identifier() const;
00712 
00717     DOM::DOMString listStyle() const;
00718 
00723     DOM::DOMString separator() const;
00724 
00729     CounterImpl *handle() const;
00730     bool isNull() const;
00731 
00732 protected:
00733     CounterImpl *impl;
00734     Counter(CounterImpl *i);
00735 };
00736 
00737 
00738 } // namespace
00739 
00740 
00741 #endif

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