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