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filler.h

00001 /* 00002 libwftk - Worldforge Toolkit - a widget library 00003 Copyright (C) 2003 Ron Steinke <rsteinke@w-link.net> 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Lesser General Public License for more details. 00014 00015 You should have received a copy of the GNU Lesser General Public 00016 License along with this library; if not, write to the 00017 Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00018 Boston, MA 02111-1307, SA. 00019 */ 00020 00021 #ifndef _WFTK_FILLER_H 00022 #define _WFTK_FILLER_H 00023 00024 #include <wftk/screenarea.h> 00025 00026 namespace wftk { 00027 00033 class Filler : public ScreenArea 00034 { 00035 public: 00038 enum Orientation { 00039 HORIZONTAL = 1 << 0, 00040 VERTICAL = 1 << 1, 00041 BOTH = HORIZONTAL | VERTICAL 00042 }; 00043 00050 explicit Filler(Orientation o, Uint16 min_size = 0, 00051 unsigned char weight = PackingInfo::Expander::FILL) 00052 : orient_(o), min_(min_size), weight_(weight) 00053 {setPackingInfo();} 00054 00055 protected: 00056 virtual void setPackingInfo() 00057 { 00058 // set defaults 00059 ScreenArea::setPackingInfo(); 00060 00061 if(orient_ & HORIZONTAL) { 00062 packing_info_.x.filler = weight_; 00063 packing_info_.x.min = min_; 00064 packing_info_.x.pref = min_; 00065 } 00066 if(orient_ & VERTICAL) { 00067 packing_info_.y.filler = weight_; 00068 packing_info_.y.min = min_; 00069 packing_info_.y.pref = min_; 00070 } 00071 } 00072 00073 private: 00074 Orientation orient_; 00075 Uint16 min_; 00076 unsigned char weight_; 00077 }; 00078 00079 } // namespace wftk 00080 00081 #endif // _WFTK_FILLER_H

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