|
Main Page
Class Hierarchy
Alphabetical List
Compound List
File List
Compound Members
|
00001 /********************************************************************************
00002 * *
00003 * Layout container object *
00004 * *
00005 *********************************************************************************
00006 * Copyright (C) 2003 by Mathew Robertson. All Rights Reserved. *
00007 *********************************************************************************
00008 * This library is free software; you can redistribute it and/or *
00009 * modify it under the terms of the GNU Lesser General Public *
00010 * License as published by the Free Software Foundation; either *
00011 * version 2.1 of the License, or (at your option) any later version. *
00012 * *
00013 * This library is distributed in the hope that it will be useful, *
00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
00016 * Lesser General Public License for more details. *
00017 * *
00018 * You should have received a copy of the GNU Lesser General Public *
00019 * License along with this library; if not, write to the Free Software *
00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
00021 *********************************************************************************/
00022 #ifndef FXLAYOUT_H
00023 #define FXLAYOUT_H
00024
00025 #ifndef FXPACKER_H
00026 #include <fox/FXPacker.h>
00027 using namespace FX;
00028 #endif
00029 namespace FXEX {
00030
00031 /**
00032 * TODO - this is meant to be a generalised layout engine
00033 * ie is meant to be a constraint resolver to figure out how to layout it child widgets.
00034 */
00035 class FXAPI FXLayout : public FXPacker {
00036 FXDECLARE(FXLayout)
00037
00038 private:
00039 FXStream *stream;
00040 FXObjectList *objectList;
00041 FXVerticalFrame *mainframe;
00042 FXbool docOpen;
00043 FXString buffer;
00044 FXint justification;
00045
00046 protected:
00047 /// for serialization
00048 FXLayout() : FXPacker() {}
00049
00050 public:
00051 enum {
00052 ID_LAYOUT=FXPacker::ID_LAST,
00053 ID_LAST
00054 };
00055
00056 public:
00057 long onLayout(FXObject*,FXSelector,void*);
00058 long onDocumentBegin(FXObject*,FXSelector,void*);
00059 long onDocumentEnd(FXObject*,FXSelector,void*);
00060 long onText(FXObject*,FXSelector,void*);
00061 long onImg(FXObject*,FXSelector,void*);
00062 long onCenterBegin(FXObject*,FXSelector,void*);
00063 long onCenterEnd(FXObject*,FXSelector,void*);
00064 long onHrefBegin(FXObject*,FXSelector,void*);
00065 long onHrefEnd(FXObject*,FXSelector,void*);
00066
00067 public:
00068 /// create a reader for the incoming stream
00069 FXLayout(FXComposite* p,FXStream* s=NULL,FXObject* tgt=NULL,FXSelector sel=0,FXint opts=LAYOUT_FILL_X|LAYOUT_FILL_Y);
00070
00071 /// create resources
00072 virtual void create();
00073
00074 /// parse the stream (which generates callbacks which we handle)
00075 void parse();
00076
00077 /// clears the existing window
00078 void clear();
00079
00080 /// redisplay using a new stream
00081 void setStream(FXStream *s);
00082
00083 /// get the stream
00084 FXStream* getStream() { return stream; }
00085
00086 /// cleanup
00087 virtual ~FXLayout();
00088 };
00089
00090 } // namespace FXEX
00091 #endif // FXLAYOUT_H