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1 /* |
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2 |
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3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 2000, 2002, 2005, 2006, |
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4 2007 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 3 of the License, or (at your |
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11 option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_pager_h) |
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25 #define octave_pager_h 1 |
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26 |
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27 #include <iostream> |
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28 #include <sstream> |
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29 #include <string> |
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30 |
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31 #ifdef HAVE_SYS_TYPES_H |
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32 #include <sys/types.h> |
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33 #endif |
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34 |
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35 class |
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36 OCTINTERP_API |
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37 octave_pager_buf : public std::stringbuf |
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38 { |
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39 public: |
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40 |
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41 octave_pager_buf (void) : std::stringbuf (), diary_skip (0) { } |
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42 |
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43 void flush_current_contents_to_diary (void); |
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44 |
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45 void set_diary_skip (void); |
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46 |
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47 protected: |
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48 |
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49 int sync (void); |
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50 |
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51 private: |
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52 |
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53 size_t diary_skip; |
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54 }; |
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55 |
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56 class |
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57 OCTINTERP_API |
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58 octave_pager_stream : public std::ostream |
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59 { |
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60 protected: |
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61 |
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62 octave_pager_stream (void); |
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63 |
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64 public: |
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65 |
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66 ~octave_pager_stream (void); |
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67 |
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68 void flush_current_contents_to_diary (void); |
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69 |
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70 void set_diary_skip (void); |
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71 |
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72 static octave_pager_stream& stream (void); |
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73 |
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74 private: |
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75 |
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76 static octave_pager_stream *instance; |
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77 |
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78 octave_pager_buf *pb; |
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79 |
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80 // No copying! |
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81 |
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82 octave_pager_stream (const octave_pager_stream&); |
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83 |
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84 octave_pager_stream& operator = (const octave_pager_stream&); |
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85 }; |
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86 |
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87 class |
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88 OCTINTERP_API |
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89 octave_diary_buf : public std::stringbuf |
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90 { |
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91 public: |
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92 |
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93 octave_diary_buf (void) : std::stringbuf () { } |
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94 |
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95 protected: |
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96 |
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97 int sync (void); |
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98 }; |
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99 |
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100 class |
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101 OCTINTERP_API |
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102 octave_diary_stream : public std::ostream |
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103 { |
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104 protected: |
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105 |
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106 octave_diary_stream (void); |
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107 |
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108 public: |
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109 |
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110 ~octave_diary_stream (void); |
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111 |
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112 static octave_diary_stream& stream (void); |
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113 |
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114 private: |
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115 |
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116 static octave_diary_stream *instance; |
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117 |
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118 octave_diary_buf *db; |
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119 |
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120 // No copying! |
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121 |
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122 octave_diary_stream (const octave_diary_stream&); |
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123 |
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124 octave_diary_stream& operator = (const octave_diary_stream&); |
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125 }; |
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126 |
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127 #define octave_stdout (octave_pager_stream::stream ()) |
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128 |
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129 #define octave_diary (octave_diary_stream::stream ()) |
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130 |
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131 extern OCTINTERP_API void flush_octave_stdout (void); |
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132 |
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133 #endif |
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134 |
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135 /* |
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136 ;;; Local Variables: *** |
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137 ;;; mode: C++ *** |
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138 ;;; End: *** |
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139 */ |
