зеркало из https://github.com/mozilla/pjs.git
277 строки
8.1 KiB
C++
277 строки
8.1 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (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.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is the Mozilla layout engine.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* the Mozilla Foundation <http://www.mozilla.org/>.
|
|
*
|
|
* Portions created by the Initial Developer are Copyright (C) 2008
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef nsQueryFrame_h
|
|
#define nsQueryFrame_h
|
|
|
|
#include "nscore.h"
|
|
|
|
#define NS_DECL_QUERYFRAME_TARGET(classname) \
|
|
static const nsQueryFrame::FrameIID kFrameIID = nsQueryFrame::classname##_id;
|
|
|
|
#define NS_DECL_QUERYFRAME \
|
|
virtual void* QueryFrame(FrameIID id);
|
|
|
|
#define NS_QUERYFRAME_HEAD(class) \
|
|
void* class::QueryFrame(FrameIID id) { switch (id) {
|
|
|
|
#define NS_QUERYFRAME_ENTRY(class) \
|
|
case class::kFrameIID: return static_cast<class*>(this);
|
|
|
|
#define NS_QUERYFRAME_ENTRY_CONDITIONAL(class, condition) \
|
|
case class::kFrameIID: \
|
|
if (condition) return static_cast<class*>(this); \
|
|
break;
|
|
|
|
#define NS_QUERYFRAME_TAIL_INHERITING(class) \
|
|
default: break; \
|
|
} \
|
|
return class::QueryFrame(id); \
|
|
}
|
|
|
|
#define NS_QUERYFRAME_TAIL_INHERITANCE_ROOT \
|
|
default: break; \
|
|
} \
|
|
return nsnull; \
|
|
}
|
|
|
|
class nsQueryFrame
|
|
{
|
|
public:
|
|
enum FrameIID {
|
|
BRFrame_id,
|
|
nsAutoRepeatBoxFrame_id,
|
|
nsBCTableCellFrame_id,
|
|
nsBlockFrame_id,
|
|
nsBox_id,
|
|
nsBoxFrame_id,
|
|
nsBulletFrame_id,
|
|
nsButtonBoxFrame_id,
|
|
nsCanvasFrame_id,
|
|
nsColumnSetFrame_id,
|
|
nsComboboxControlFrame_id,
|
|
nsComboboxDisplayFrame_id,
|
|
nsContainerFrame_id,
|
|
nsContinuingTextFrame_id,
|
|
nsDeckFrame_id,
|
|
nsDocElementBoxFrame_id,
|
|
nsFieldSetFrame_id,
|
|
nsFileControlFrame_id,
|
|
nsFirstLetterFrame_id,
|
|
nsFirstLineFrame_id,
|
|
nsFormControlFrame_id,
|
|
nsFrame_id,
|
|
nsGfxButtonControlFrame_id,
|
|
nsGfxCheckboxControlFrame_id,
|
|
nsGfxRadioControlFrame_id,
|
|
nsGridRowGroupFrame_id,
|
|
nsGridRowLeafFrame_id,
|
|
nsGroupBoxFrame_id,
|
|
nsHTMLButtonControlFrame_id,
|
|
nsHTMLCanvasFrame_id,
|
|
nsHTMLFramesetBlankFrame_id,
|
|
nsHTMLFramesetBorderFrame_id,
|
|
nsHTMLFramesetFrame_id,
|
|
nsHTMLScrollFrame_id,
|
|
nsIAnonymousContentCreator_id,
|
|
nsIComboboxControlFrame_id,
|
|
nsIFormControlFrame_id,
|
|
nsIFrame_id,
|
|
nsIFrameFrame_id,
|
|
nsIListControlFrame_id,
|
|
nsIMathMLFrame_id,
|
|
nsIMenuFrame_id,
|
|
nsIObjectFrame_id,
|
|
nsIPageSequenceFrame_id,
|
|
nsIPercentHeightObserver_id,
|
|
nsIRootBox_id,
|
|
nsISVGChildFrame_id,
|
|
nsISVGGlyphFragmentLeaf_id,
|
|
nsISVGGlyphFragmentNode_id,
|
|
nsISVGSVGFrame_id,
|
|
nsIScrollableFrame_id,
|
|
nsIScrollbarMediator_id,
|
|
nsISelectControlFrame_id,
|
|
nsIStatefulFrame_id,
|
|
nsITableCellLayout_id,
|
|
nsITableLayout_id,
|
|
nsITextControlFrame_id,
|
|
nsITreeBoxObject_id,
|
|
nsImageBoxFrame_id,
|
|
nsImageControlFrame_id,
|
|
nsImageFrame_id,
|
|
nsInlineFrame_id,
|
|
nsLeafBoxFrame_id,
|
|
nsLeafFrame_id,
|
|
nsLegendFrame_id,
|
|
nsListBoxBodyFrame_id,
|
|
nsListControlFrame_id,
|
|
nsListItemFrame_id,
|
|
nsMathMLContainerFrame_id,
|
|
nsMathMLForeignFrameWrapper_id,
|
|
nsMathMLFrame_id,
|
|
nsMathMLmactionFrame_id,
|
|
nsMathMLmathBlockFrame_id,
|
|
nsMathMLmathInlineFrame_id,
|
|
nsMathMLmencloseFrame_id,
|
|
nsMathMLmfencedFrame_id,
|
|
nsMathMLmfracFrame_id,
|
|
nsMathMLmmultiscriptsFrame_id,
|
|
nsMathMLmoFrame_id,
|
|
nsMathMLmoverFrame_id,
|
|
nsMathMLmpaddedFrame_id,
|
|
nsMathMLmphantomFrame_id,
|
|
nsMathMLmrootFrame_id,
|
|
nsMathMLmrowFrame_id,
|
|
nsMathMLmspaceFrame_id,
|
|
nsMathMLmsqrtFrame_id,
|
|
nsMathMLmstyleFrame_id,
|
|
nsMathMLmsubFrame_id,
|
|
nsMathMLmsubsupFrame_id,
|
|
nsMathMLmsupFrame_id,
|
|
nsMathMLmtableFrame_id,
|
|
nsMathMLmtableOuterFrame_id,
|
|
nsMathMLmtdFrame_id,
|
|
nsMathMLmtdInnerFrame_id,
|
|
nsMathMLmtrFrame_id,
|
|
nsMathMLmunderFrame_id,
|
|
nsMathMLmunderoverFrame_id,
|
|
nsMathMLsemanticsFrame_id,
|
|
nsMathMLTokenFrame_id,
|
|
nsMenuBarFrame_id,
|
|
nsMenuFrame_id,
|
|
nsMenuPopupFrame_id,
|
|
nsObjectFrame_id,
|
|
nsPageBreakFrame_id,
|
|
nsPageContentFrame_id,
|
|
nsPageFrame_id,
|
|
nsPlaceholderFrame_id,
|
|
nsPopupSetFrame_id,
|
|
nsProgressFrame_id,
|
|
nsProgressMeterFrame_id,
|
|
nsResizerFrame_id,
|
|
nsRootBoxFrame_id,
|
|
nsScrollbarButtonFrame_id,
|
|
nsScrollbarFrame_id,
|
|
nsSelectsAreaFrame_id,
|
|
nsSimplePageSequenceFrame_id,
|
|
nsSliderFrame_id,
|
|
nsSplittableFrame_id,
|
|
nsSplitterFrame_id,
|
|
nsStackFrame_id,
|
|
nsSubDocumentFrame_id,
|
|
nsSVGAFrame_id,
|
|
nsSVGClipPathFrame_id,
|
|
nsSVGContainerFrame_id,
|
|
nsSVGDisplayContainerFrame_id,
|
|
SVGFEContainerFrame_id,
|
|
SVGFEImageFrame_id,
|
|
SVGFELeafFrame_id,
|
|
SVGFEUnstyledLeafFrame_id,
|
|
nsSVGFilterFrame_id,
|
|
nsSVGForeignObjectFrame_id,
|
|
nsSVGGenericContainerFrame_id,
|
|
nsSVGGeometryFrame_id,
|
|
nsSVGGFrame_id,
|
|
nsSVGGlyphFrame_id,
|
|
nsSVGGradientFrame_id,
|
|
nsSVGImageFrame_id,
|
|
nsSVGInnerSVGFrame_id,
|
|
nsSVGLinearGradientFrame_id,
|
|
nsSVGMarkerFrame_id,
|
|
nsSVGMaskFrame_id,
|
|
nsSVGOuterSVGFrame_id,
|
|
nsSVGPaintServerFrame_id,
|
|
nsSVGPathGeometryFrame_id,
|
|
nsSVGPatternFrame_id,
|
|
nsSVGRadialGradientFrame_id,
|
|
nsSVGStopFrame_id,
|
|
nsSVGSwitchFrame_id,
|
|
nsSVGTextContainerFrame_id,
|
|
nsSVGTextFrame_id,
|
|
nsSVGTextPathFrame_id,
|
|
nsSVGTSpanFrame_id,
|
|
nsSVGUseFrame_id,
|
|
nsTableCaptionFrame_id,
|
|
nsTableCellFrame_id,
|
|
nsTableColFrame_id,
|
|
nsTableColGroupFrame_id,
|
|
nsTableFrame_id,
|
|
nsTableOuterFrame_id,
|
|
nsTableRowFrame_id,
|
|
nsTableRowGroupFrame_id,
|
|
nsTextBoxFrame_id,
|
|
nsTextControlFrame_id,
|
|
nsTextFrame_id,
|
|
nsTitleBarFrame_id,
|
|
nsTreeBodyFrame_id,
|
|
nsTreeColFrame_id,
|
|
nsVideoFrame_id,
|
|
nsXULLabelFrame_id,
|
|
nsXULScrollFrame_id,
|
|
ViewportFrame_id,
|
|
|
|
// The PresArena implementation uses this bit to distinguish
|
|
// objects allocated by size (that is, non-frames) from objects
|
|
// allocated by code (that is, frames). It should not collide
|
|
// with any frame ID. It is not 0x80000000 to avoid the question
|
|
// of whether enumeration constants are signed.
|
|
NON_FRAME_MARKER = 0x40000000
|
|
};
|
|
|
|
virtual void* QueryFrame(FrameIID id) = 0;
|
|
};
|
|
|
|
class do_QueryFrame
|
|
{
|
|
public:
|
|
do_QueryFrame(nsQueryFrame *s) : mRawPtr(s) { }
|
|
|
|
template<class Dest>
|
|
operator Dest*() {
|
|
if (!mRawPtr)
|
|
return nsnull;
|
|
|
|
return reinterpret_cast<Dest*>(mRawPtr->QueryFrame(Dest::kFrameIID));
|
|
}
|
|
|
|
private:
|
|
nsQueryFrame *mRawPtr;
|
|
};
|
|
|
|
#endif // nsQueryFrame_h
|