100 lines
2.1 KiB
C
100 lines
2.1 KiB
C
/*
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This file is part of Warzone 2100.
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Copyright (C) 2008 Freddie Witherden
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Copyright (C) 2008 Warzone Resurrection Project
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Warzone 2100 is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Warzone 2100 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Warzone 2100; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef SPACER_H_
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#define SPACER_H_
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#include "widget.h"
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/*
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* Forward declarations
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*/
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typedef struct _spacer spacer;
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typedef struct _spacerVtbl spacerVtbl;
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/*
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* The directions a spacer can act in
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*/
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typedef enum
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{
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SPACER_DIRECTION_HORIZONTAL,
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SPACER_DIRECTION_VERTICAL
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} spacerDirection;
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struct _spacerVtbl
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{
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widgetVtbl widgetVtbl;
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// No additional virtual methods
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};
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struct _spacer
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{
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/*
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* Parent
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*/
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widget widget;
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/*
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* Our vtable
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*/
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spacerVtbl *vtbl;
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/*
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* Which direction we should act in
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*/
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spacerDirection direction;
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};
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/*
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* Type information
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*/
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extern const classInfo spacerClassInfo;
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/*
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* Helper macros
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*/
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#define SPACER(self) (assert(widgetIsA(WIDGET(self), &spacerClassInfo)), \
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(spacer *) (self))
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/*
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* Protected methods
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*/
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void spacerInit(spacer *self, const char *id, spacerDirection direction);
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void spacerDestroyImpl(widget *self);
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void spacerDoDrawImpl(widget *self);
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size spacerGetMinSizeImpl(widget *self);
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size spacerGetMaxSizeImpl(widget *self);
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/*
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* Public methods
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*/
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/**
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* Constructs a new spacer object and returns it.
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*
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* @param id The id of the widget.
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* @param direction The direction of the spacer.
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* @return A pointer to an spacer on success otherwise NULL.
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*/
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spacer *spacerCreate(const char *id, spacerDirection direction);
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#endif /*SPACER_H_*/
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