![]() |
Main Page Class Hierarchy Alphabetical List Compound List File List Compound Members
![]() |
00001 /******************************************************************************** 00002 * * 00003 * M a t r i x C o n t a i n e r W i d g e t * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 1997,2009 by Jeroen van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or modify * 00009 * it under the terms of the GNU Lesser General Public License as published by * 00010 * the Free Software Foundation; either version 3 of the License, or * 00011 * (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 * 00016 * GNU Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public License * 00019 * along with this program. If not, see <http://www.gnu.org/licenses/> * 00020 ********************************************************************************* 00021 * $Id: FXMatrix.h,v 1.23 2009/01/06 13:07:25 fox Exp $ * 00022 ********************************************************************************/ 00023 #ifndef FXMATRIX_H 00024 #define FXMATRIX_H 00025 00026 #ifndef FXPACKER_H 00027 #include "FXPacker.h" 00028 #endif 00029 00030 namespace FX { 00031 00032 00033 /// Matrix packing options 00034 enum { 00035 MATRIX_BY_ROWS = 0, /// Fixed number of rows, add columns as needed 00036 MATRIX_BY_COLUMNS = 0x00020000 /// Fixed number of columns, adding rows as needed 00037 }; 00038 00039 00040 00041 /** 00042 * The Matrix layout manager automatically arranges its child windows 00043 * in rows and columns. If the matrix style is MATRIX_BY_ROWS, then 00044 * the matrix will have the given number of rows and the number of columns 00045 * grows as more child windows are added; if the matrix style is MATRIX_BY_COLUMNS, 00046 * then the number of columns is fixed and the number of rows grows as more children 00047 * are added. 00048 * If all children in a row (column) have the LAYOUT_FILL_ROW (LAYOUT_FILL_COLUMN) 00049 * hint set, then the row (column) will be stretchable as the matrix layout manager 00050 * itself is resized. If more than one row (column) is stretchable, the space is 00051 * apportioned to each stretchable row (column) proportionally. 00052 * Within each cell of the matrix, all other layout hints are observed. 00053 * For example, a child having LAYOUT_CENTER_Y and LAYOUT_FILL_X hints will 00054 * be centered in the Y-direction, while being stretched in the X-direction. 00055 * Empty cells can be obtained by simply placing a borderless FXFrame widget 00056 * as a space-holder. 00057 */ 00058 class FXAPI FXMatrix : public FXPacker { 00059 FXDECLARE(FXMatrix) 00060 protected: 00061 FXint num; 00062 protected: 00063 FXMatrix(){} 00064 private: 00065 FXMatrix(const FXMatrix&); 00066 FXMatrix &operator=(const FXMatrix&); 00067 public: 00068 long onFocusUp(FXObject*,FXSelector,void*); 00069 long onFocusDown(FXObject*,FXSelector,void*); 00070 long onFocusLeft(FXObject*,FXSelector,void*); 00071 long onFocusRight(FXObject*,FXSelector,void*); 00072 public: 00073 00074 /// Construct a matrix layout manager with n rows or columns 00075 FXMatrix(FXComposite *p,FXint n=1,FXuint opts=MATRIX_BY_ROWS,FXint x=0,FXint y=0,FXint w=0,FXint h=0,FXint pl=DEFAULT_SPACING,FXint pr=DEFAULT_SPACING,FXint pt=DEFAULT_SPACING,FXint pb=DEFAULT_SPACING,FXint hs=DEFAULT_SPACING,FXint vs=DEFAULT_SPACING); 00076 00077 /// Perform layout 00078 virtual void layout(); 00079 00080 /// Return default width 00081 virtual FXint getDefaultWidth(); 00082 00083 /// Return default height 00084 virtual FXint getDefaultHeight(); 00085 00086 /// Obtain the child placed at a certain row and column 00087 FXWindow* childAtRowCol(FXint r,FXint c) const; 00088 00089 /// Return the row in which the given child is placed 00090 FXint rowOfChild(const FXWindow* child) const; 00091 00092 /// Return the column in which the given child is placed 00093 FXint colOfChild(const FXWindow* child) const; 00094 00095 /// Change the matrix style 00096 void setMatrixStyle(FXuint ph); 00097 00098 /// Return the current matrix style 00099 FXuint getMatrixStyle() const; 00100 00101 /// Change the number of rows 00102 void setNumRows(FXint nr); 00103 00104 /// Return the number of rows 00105 FXint getNumRows() const; 00106 00107 /// Change the number of columns 00108 void setNumColumns(FXint nc); 00109 00110 /// Return the number of columns 00111 FXint getNumColumns() const; 00112 }; 00113 00114 } 00115 00116 #endif
![]() |