Mercurial > vim
annotate src/libvterm/include/vterm.h @ 32728:b13f723a7ec6 v9.0.1684
patch 9.0.1684: Update libvterm to rev 839
Commit: https://github.com/vim/vim/commit/b00df7aa388994119346a21d77b0d0db2a0a5e9f
Author: zeertzjq <zeertzjq@outlook.com>
Date: Tue Aug 8 11:03:00 2023 +0800
patch 9.0.1684: Update libvterm to rev 839
Problem: libvterm slightly outdated
Solution: Update libvterm from rev 818 to rev 839
Notable fix: libvterm now handles DECSM/DECRM with multiple arguents,
so several ncurses programs (e.g. nnn) can enable mouse properly when
run in Vim's terminal in XTerm.
closes: #12746
Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: zeertzjq <zeertzjq@outlook.com>
author | Christian Brabandt <cb@256bit.org> |
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date | Fri, 11 Aug 2023 21:30:03 +0200 |
parents | dcde141f2d1e |
children | 288bbf09d372 |
rev | line source |
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1 /* |
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2 * NOTE: This is a MODIFIED version of libvterm, see the README file. |
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3 */ |
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4 #ifndef __VTERM_H__ |
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5 #define __VTERM_H__ |
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6 |
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7 #ifdef __cplusplus |
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8 extern "C" { |
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9 #endif |
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10 |
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11 #include <stdlib.h> |
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12 |
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13 #include "vterm_keycodes.h" |
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14 |
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15 // VIM: use TRUE and FALSE instead of true and false |
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16 #define TRUE 1 |
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17 #define FALSE 0 |
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18 |
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19 // VIM: from stdint.h |
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20 typedef unsigned char uint8_t; |
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21 typedef unsigned short uint16_t; |
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22 typedef unsigned int uint32_t; |
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23 |
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24 #define VTERM_VERSION_MAJOR 0 |
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25 #define VTERM_VERSION_MINOR 3 |
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26 #define VTERM_VERSION_PATCH 3 |
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27 |
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28 #define VTERM_CHECK_VERSION \ |
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29 vterm_check_version(VTERM_VERSION_MAJOR, VTERM_VERSION_MINOR) |
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30 |
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31 /* Any cell can contain at most one basic printing character and 5 combining |
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32 * characters. This number could be changed but will be ABI-incompatible if |
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33 * you do */ |
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34 #define VTERM_MAX_CHARS_PER_CELL 6 |
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35 |
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36 typedef struct VTerm VTerm; |
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37 typedef struct VTermState VTermState; |
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38 typedef struct VTermScreen VTermScreen; |
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39 |
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40 // Specifies a screen point. |
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41 typedef struct { |
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42 int row; |
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43 int col; |
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44 } VTermPos; |
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45 |
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46 /* some small utility functions; we can just keep these static here */ |
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47 |
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48 /* |
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49 * Order points by on-screen flow order: |
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50 * Return < 0 if "a" is before "b" |
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51 * Return 0 if "a" and "b" are equal |
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52 * Return > 0 if "a" is after "b". |
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53 */ |
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54 int vterm_pos_cmp(VTermPos a, VTermPos b); |
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55 |
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56 #if defined(DEFINE_INLINES) || USE_INLINE |
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57 INLINE int vterm_pos_cmp(VTermPos a, VTermPos b) |
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58 { |
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59 return (a.row == b.row) ? a.col - b.col : a.row - b.row; |
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60 } |
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61 #endif |
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62 |
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63 // Specifies a rectangular screen area. |
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64 typedef struct { |
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65 int start_row; |
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66 int end_row; |
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67 int start_col; |
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68 int end_col; |
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69 } VTermRect; |
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70 |
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71 /* true if the rect contains the point */ |
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72 int vterm_rect_contains(VTermRect r, VTermPos p); |
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73 |
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74 #if defined(DEFINE_INLINES) || USE_INLINE |
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75 INLINE int vterm_rect_contains(VTermRect r, VTermPos p) |
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76 { |
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77 return p.row >= r.start_row && p.row < r.end_row && |
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78 p.col >= r.start_col && p.col < r.end_col; |
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79 } |
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80 #endif |
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81 |
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82 /* move a rect */ |
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83 // Move "rect" "row_delta" down and "col_delta" right. |
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84 // Does not check boundaries. |
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85 void vterm_rect_move(VTermRect *rect, int row_delta, int col_delta); |
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86 |
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87 #if defined(DEFINE_INLINES) || USE_INLINE |
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88 INLINE void vterm_rect_move(VTermRect *rect, int row_delta, int col_delta) |
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89 { |
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90 rect->start_row += row_delta; rect->end_row += row_delta; |
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91 rect->start_col += col_delta; rect->end_col += col_delta; |
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92 } |
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93 #endif |
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94 |
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95 /** |
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96 * Bit-field describing the value of VTermColor.type |
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97 */ |
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98 typedef enum { |
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99 /** |
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100 * If the lower bit of `type` is not set, the colour is 24-bit RGB. |
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101 */ |
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102 VTERM_COLOR_RGB = 0x00, |
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103 |
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104 /** |
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105 * The colour is an index into a palette of 256 colours. |
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106 */ |
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107 VTERM_COLOR_INDEXED = 0x01, |
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108 |
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109 /** |
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110 * Mask that can be used to extract the RGB/Indexed bit. |
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111 */ |
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112 VTERM_COLOR_TYPE_MASK = 0x01, |
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113 |
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114 /** |
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115 * If set, indicates that this colour should be the default foreground |
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116 * color, i.e. there was no SGR request for another colour. When |
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117 * rendering this colour it is possible to ignore "idx" and just use a |
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118 * colour that is not in the palette. |
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119 */ |
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120 VTERM_COLOR_DEFAULT_FG = 0x02, |
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121 |
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122 /** |
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123 * If set, indicates that this colour should be the default background |
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124 * color, i.e. there was no SGR request for another colour. A common |
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125 * option when rendering this colour is to not render a background at |
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126 * all, for example by rendering the window transparently at this spot. |
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127 */ |
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128 VTERM_COLOR_DEFAULT_BG = 0x04, |
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129 |
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130 /** |
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131 * Mask that can be used to extract the default foreground/background bit. |
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132 */ |
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133 VTERM_COLOR_DEFAULT_MASK = 0x06, |
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134 |
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135 /** |
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136 * VIM: If set, indicates that the color is invalid. |
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137 */ |
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138 VTERM_COLOR_INVALID = 0x08 |
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139 } VTermColorType; |
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140 |
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141 /** |
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142 * Returns true if the VTERM_COLOR_RGB `type` flag is set, indicating that the |
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143 * given VTermColor instance is an indexed colour. |
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144 */ |
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145 #define VTERM_COLOR_IS_INDEXED(col) \ |
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146 (((col)->type & VTERM_COLOR_TYPE_MASK) == VTERM_COLOR_INDEXED) |
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147 |
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148 /** |
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149 * Returns true if the VTERM_COLOR_INDEXED `type` flag is set, indicating that |
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150 * the given VTermColor instance is an rgb colour. |
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151 */ |
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152 #define VTERM_COLOR_IS_RGB(col) \ |
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153 (((col)->type & VTERM_COLOR_TYPE_MASK) == VTERM_COLOR_RGB) |
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154 |
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155 /** |
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156 * Returns true if the VTERM_COLOR_DEFAULT_FG `type` flag is set, indicating |
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157 * that the given VTermColor instance corresponds to the default foreground |
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158 * color. |
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159 */ |
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160 #define VTERM_COLOR_IS_DEFAULT_FG(col) \ |
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161 (!!((col)->type & VTERM_COLOR_DEFAULT_FG)) |
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162 |
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163 /** |
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164 * Returns true if the VTERM_COLOR_DEFAULT_BG `type` flag is set, indicating |
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165 * that the given VTermColor instance corresponds to the default background |
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166 * color. |
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167 */ |
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168 #define VTERM_COLOR_IS_DEFAULT_BG(col) \ |
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169 (!!((col)->type & VTERM_COLOR_DEFAULT_BG)) |
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170 |
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171 /** |
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172 * Returns true if the VTERM_COLOR_INVALID `type` flag is set, indicating |
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173 * that the given VTermColor instance is an invalid color. |
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174 */ |
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175 #define VTERM_COLOR_IS_INVALID(col) (!!((col)->type & VTERM_COLOR_INVALID)) |
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176 |
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177 // VIM: this was a union, but that doesn't always work. |
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178 typedef struct { |
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179 /** |
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180 * Tag indicating which member is actually valid. |
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181 * Please use the `VTERM_COLOR_IS_*` test macros to check whether a |
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182 * particular type flag is set. |
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183 */ |
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184 uint8_t type; |
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185 |
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186 uint8_t red, green, blue; |
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187 |
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188 uint8_t index; |
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189 } VTermColor; |
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190 |
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191 /** |
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192 * Constructs a new VTermColor instance representing the given RGB values. |
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193 */ |
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194 void vterm_color_rgb(VTermColor *col, uint8_t red, uint8_t green, uint8_t blue); |
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195 |
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196 /** |
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197 * Construct a new VTermColor instance representing an indexed color with the |
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198 * given index. |
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199 */ |
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200 void vterm_color_indexed(VTermColor *col, uint8_t idx); |
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201 |
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202 /** |
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203 * Compares two colours. Returns true if the colors are equal, false otherwise. |
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204 */ |
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205 int vterm_color_is_equal(const VTermColor *a, const VTermColor *b); |
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206 |
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207 typedef enum { |
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208 /* VTERM_VALUETYPE_NONE = 0 */ |
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209 VTERM_VALUETYPE_BOOL = 1, |
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210 VTERM_VALUETYPE_INT, |
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211 VTERM_VALUETYPE_STRING, |
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212 VTERM_VALUETYPE_COLOR, |
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213 |
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214 VTERM_N_VALUETYPES |
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215 } VTermValueType; |
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216 |
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217 typedef struct { |
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218 const char *str; |
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219 size_t len : 30; |
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220 unsigned int initial : 1; |
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221 unsigned int final : 1; |
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222 } VTermStringFragment; |
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223 |
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224 typedef union { |
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225 int boolean; |
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226 int number; |
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227 VTermStringFragment string; |
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228 VTermColor color; |
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229 } VTermValue; |
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230 |
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231 typedef enum { |
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232 /* VTERM_ATTR_NONE = 0 */ |
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233 VTERM_ATTR_BOLD = 1, // bool: 1, 22 |
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234 VTERM_ATTR_UNDERLINE, // number: 4, 21, 24 |
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235 VTERM_ATTR_ITALIC, // bool: 3, 23 |
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236 VTERM_ATTR_BLINK, // bool: 5, 25 |
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237 VTERM_ATTR_REVERSE, // bool: 7, 27 |
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238 VTERM_ATTR_CONCEAL, // bool: 8, 28 |
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239 VTERM_ATTR_STRIKE, // bool: 9, 29 |
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240 VTERM_ATTR_FONT, // number: 10-19 |
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241 VTERM_ATTR_FOREGROUND, // color: 30-39 90-97 |
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242 VTERM_ATTR_BACKGROUND, // color: 40-49 100-107 |
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243 VTERM_ATTR_SMALL, // bool: 73, 74, 75 |
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244 VTERM_ATTR_BASELINE, // number: 73, 74, 75 |
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245 |
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246 VTERM_N_ATTRS |
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247 } VTermAttr; |
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248 |
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249 typedef enum { |
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250 /* VTERM_PROP_NONE = 0 */ |
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251 VTERM_PROP_CURSORVISIBLE = 1, // bool |
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252 VTERM_PROP_CURSORBLINK, // bool |
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253 VTERM_PROP_ALTSCREEN, // bool |
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254 VTERM_PROP_TITLE, // string |
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255 VTERM_PROP_ICONNAME, // string |
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256 VTERM_PROP_REVERSE, // bool |
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257 VTERM_PROP_CURSORSHAPE, // number |
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258 VTERM_PROP_MOUSE, // number |
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259 VTERM_PROP_FOCUSREPORT, // bool |
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260 VTERM_PROP_CURSORCOLOR, // VIM - string |
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261 |
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262 VTERM_N_PROPS |
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263 } VTermProp; |
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264 |
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265 enum { |
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266 VTERM_PROP_CURSORSHAPE_BLOCK = 1, |
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267 VTERM_PROP_CURSORSHAPE_UNDERLINE, |
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268 VTERM_PROP_CURSORSHAPE_BAR_LEFT, |
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269 |
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270 VTERM_N_PROP_CURSORSHAPES |
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271 }; |
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272 |
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273 enum { |
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274 VTERM_PROP_MOUSE_NONE = 0, |
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275 VTERM_PROP_MOUSE_CLICK, |
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276 VTERM_PROP_MOUSE_DRAG, |
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277 VTERM_PROP_MOUSE_MOVE, |
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278 |
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279 VTERM_N_PROP_MOUSES |
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280 }; |
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281 |
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282 typedef enum { |
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283 VTERM_SELECTION_CLIPBOARD = (1<<0), |
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284 VTERM_SELECTION_PRIMARY = (1<<1), |
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285 VTERM_SELECTION_SECONDARY = (1<<2), |
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286 VTERM_SELECTION_SELECT = (1<<3), |
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287 VTERM_SELECTION_CUT0 = (1<<4), /* also CUT1 .. CUT7 by bitshifting */ |
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288 } VTermSelectionMask; |
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289 |
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290 typedef struct { |
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291 const uint32_t *chars; |
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292 int width; |
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293 unsigned int protected_cell:1; /* DECSCA-protected against DECSEL/DECSED */ |
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294 unsigned int dwl:1; /* DECDWL or DECDHL double-width line */ |
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295 unsigned int dhl:2; /* DECDHL double-height line (1=top 2=bottom) */ |
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296 } VTermGlyphInfo; |
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297 |
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298 typedef struct { |
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299 unsigned int doublewidth:1; /* DECDWL or DECDHL line */ |
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300 unsigned int doubleheight:2; /* DECDHL line (1=top 2=bottom) */ |
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301 unsigned int continuation:1; /* Line is a flow continuation of the previous */ |
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302 } VTermLineInfo; |
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303 |
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304 /* Copies of VTermState fields that the 'resize' callback might have reason to |
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305 * edit. 'resize' callback gets total control of these fields and may |
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306 * free-and-reallocate them if required. They will be copied back from the |
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307 * struct after the callback has returned. |
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308 */ |
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309 typedef struct { |
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310 VTermPos pos; /* current cursor position */ |
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311 VTermLineInfo *lineinfos[2]; /* [1] may be NULL */ |
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312 } VTermStateFields; |
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313 |
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314 typedef struct { |
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315 /* libvterm relies on this memory to be zeroed out before it is returned |
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316 * by the allocator. */ |
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317 void *(*malloc)(size_t size, void *allocdata); |
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318 void (*free)(void *ptr, void *allocdata); |
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319 } VTermAllocatorFunctions; |
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320 |
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321 void vterm_check_version(int major, int minor); |
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322 |
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323 struct VTermBuilder { |
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324 int ver; /* currently unused but reserved for some sort of ABI version flag */ |
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325 |
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326 int rows, cols; |
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327 |
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328 const VTermAllocatorFunctions *allocator; |
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329 void *allocdata; |
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330 |
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331 /* Override default sizes for various structures */ |
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332 size_t outbuffer_len; /* default: 4096 */ |
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333 size_t tmpbuffer_len; /* default: 4096 */ |
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334 }; |
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335 |
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336 VTerm *vterm_build(const struct VTermBuilder *builder); |
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337 |
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338 /* A convenient shortcut for default cases */ |
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339 // Allocate and initialize a new terminal with default allocators. |
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340 VTerm *vterm_new(int rows, int cols); |
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341 /* These shortcuts are generally discouraged in favour of just using vterm_build() */ |
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342 |
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343 // Allocate and initialize a new terminal with specified allocators. |
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344 VTerm *vterm_new_with_allocator(int rows, int cols, VTermAllocatorFunctions *funcs, void *allocdata); |
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345 |
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346 // Free and cleanup a terminal and all its data. |
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347 void vterm_free(VTerm* vt); |
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348 |
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349 // Get the current size of the terminal and store in "rowsp" and "colsp". |
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350 void vterm_get_size(const VTerm *vt, int *rowsp, int *colsp); |
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351 |
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352 void vterm_set_size(VTerm *vt, int rows, int cols); |
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353 |
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354 int vterm_get_utf8(const VTerm *vt); |
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355 void vterm_set_utf8(VTerm *vt, int is_utf8); |
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356 |
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357 size_t vterm_input_write(VTerm *vt, const char *bytes, size_t len); |
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358 |
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359 /* Setting output callback will override the buffer logic */ |
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360 typedef void VTermOutputCallback(const char *s, size_t len, void *user); |
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361 void vterm_output_set_callback(VTerm *vt, VTermOutputCallback *func, void *user); |
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362 |
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363 /* These buffer functions only work if output callback is NOT set |
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364 * These are deprecated and will be removed in a later version */ |
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365 size_t vterm_output_get_buffer_size(const VTerm *vt); |
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366 size_t vterm_output_get_buffer_current(const VTerm *vt); |
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367 size_t vterm_output_get_buffer_remaining(const VTerm *vt); |
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368 |
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369 /* This too */ |
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370 size_t vterm_output_read(VTerm *vt, char *buffer, size_t len); |
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371 |
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372 int vterm_is_modify_other_keys(VTerm *vt); |
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373 int vterm_is_kitty_keyboard(VTerm *vt); |
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374 void vterm_keyboard_unichar(VTerm *vt, uint32_t c, VTermModifier mod); |
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375 void vterm_keyboard_key(VTerm *vt, VTermKey key, VTermModifier mod); |
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376 |
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377 void vterm_keyboard_start_paste(VTerm *vt); |
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378 void vterm_keyboard_end_paste(VTerm *vt); |
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379 |
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380 void vterm_mouse_move(VTerm *vt, int row, int col, VTermModifier mod); |
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381 // "button" is 1 for left, 2 for middle, 3 for right. |
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382 // Button 4 is scroll wheel down, button 5 is scroll wheel up. |
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383 void vterm_mouse_button(VTerm *vt, int button, int pressed, VTermModifier mod); |
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384 |
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385 // ------------ |
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386 // Parser layer |
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387 // ------------ |
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388 |
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389 /* Flag to indicate non-final subparameters in a single CSI parameter. |
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390 * Consider |
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391 * CSI 1;2:3:4;5a |
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392 * 1 4 and 5 are final. |
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393 * 2 and 3 are non-final and will have this bit set |
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394 * |
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395 * Don't confuse this with the final byte of the CSI escape; 'a' in this case. |
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396 */ |
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397 #define CSI_ARG_FLAG_MORE (1U<<31) |
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398 #define CSI_ARG_MASK (~(1U<<31)) |
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399 |
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400 #define CSI_ARG_HAS_MORE(a) ((a) & CSI_ARG_FLAG_MORE) |
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401 #define CSI_ARG(a) ((a) & CSI_ARG_MASK) |
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402 |
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403 /* Can't use -1 to indicate a missing argument; use this instead */ |
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404 // VIM: changed 31 to 30 to avoid an overflow warning |
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405 #define CSI_ARG_MISSING ((1<<30)-1) |
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406 |
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407 #define CSI_ARG_IS_MISSING(a) (CSI_ARG(a) == CSI_ARG_MISSING) |
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408 #define CSI_ARG_OR(a,def) (CSI_ARG(a) == CSI_ARG_MISSING ? (def) : CSI_ARG(a)) |
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409 #define CSI_ARG_COUNT(a) (CSI_ARG(a) == CSI_ARG_MISSING || CSI_ARG(a) == 0 ? 1 : CSI_ARG(a)) |
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410 |
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411 typedef struct { |
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412 int (*text)(const char *bytes, size_t len, void *user); |
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413 int (*control)(unsigned char control, void *user); |
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414 int (*escape)(const char *bytes, size_t len, void *user); |
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415 int (*csi)(const char *leader, const long args[], int argcount, const char *intermed, char command, void *user); |
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416 int (*osc)(int command, VTermStringFragment frag, void *user); |
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417 int (*dcs)(const char *command, size_t commandlen, VTermStringFragment frag, void *user); |
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418 int (*apc)(VTermStringFragment frag, void *user); |
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419 int (*pm)(VTermStringFragment frag, void *user); |
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420 int (*sos)(VTermStringFragment frag, void *user); |
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421 int (*resize)(int rows, int cols, void *user); |
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422 } VTermParserCallbacks; |
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423 |
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424 void vterm_parser_set_callbacks(VTerm *vt, const VTermParserCallbacks *callbacks, void *user); |
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425 void *vterm_parser_get_cbdata(VTerm *vt); |
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426 |
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427 /* Normally NUL, CAN, SUB and DEL are ignored. Setting this true causes them |
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428 * to be emitted by the 'control' callback |
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429 */ |
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430 void vterm_parser_set_emit_nul(VTerm *vt, int emit); |
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431 |
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432 // ----------- |
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433 // State layer |
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434 // ----------- |
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435 |
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436 typedef struct { |
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437 int (*putglyph)(VTermGlyphInfo *info, VTermPos pos, void *user); |
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438 int (*movecursor)(VTermPos pos, VTermPos oldpos, int visible, void *user); |
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439 int (*scrollrect)(VTermRect rect, int downward, int rightward, void *user); |
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440 int (*moverect)(VTermRect dest, VTermRect src, void *user); |
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441 int (*erase)(VTermRect rect, int selective, void *user); |
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442 int (*initpen)(void *user); |
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443 int (*setpenattr)(VTermAttr attr, VTermValue *val, void *user); |
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444 // Callback for setting various properties. Must return 1 if the property |
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445 // was accepted, 0 otherwise. |
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446 int (*settermprop)(VTermProp prop, VTermValue *val, void *user); |
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changeset
|
447 int (*bell)(void *user); |
20480
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448 int (*resize)(int rows, int cols, VTermStateFields *fields, void *user); |
11621
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449 int (*setlineinfo)(int row, const VTermLineInfo *newinfo, const VTermLineInfo *oldinfo, void *user); |
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450 int (*sb_clear)(void *user); |
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451 } VTermStateCallbacks; |
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452 |
30880
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|
453 // VIM: added |
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|
454 typedef struct { |
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|
455 VTermPos pos; |
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|
456 int buttons; |
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457 #define MOUSE_BUTTON_LEFT 0x01 |
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458 #define MOUSE_BUTTON_MIDDLE 0x02 |
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459 #define MOUSE_BUTTON_RIGHT 0x04 |
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460 int flags; |
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461 #define MOUSE_WANT_CLICK 0x01 |
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462 #define MOUSE_WANT_DRAG 0x02 |
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463 #define MOUSE_WANT_MOVE 0x04 |
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|
464 // useful to add protocol? |
13448
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465 } VTermMouseState; |
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|
466 |
20496
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467 typedef struct { |
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468 int (*control)(unsigned char control, void *user); |
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patch 8.2.0802: libvterm code lags behind the upstream version
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469 int (*csi)(const char *leader, const long args[], int argcount, const char *intermed, char command, void *user); |
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470 int (*osc)(int command, VTermStringFragment frag, void *user); |
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patch 8.2.0802: libvterm code lags behind the upstream version
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471 int (*dcs)(const char *command, size_t commandlen, VTermStringFragment frag, void *user); |
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472 int (*apc)(VTermStringFragment frag, void *user); |
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473 int (*pm)(VTermStringFragment frag, void *user); |
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474 int (*sos)(VTermStringFragment frag, void *user); |
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475 } VTermStateFallbacks; |
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476 |
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|
477 typedef struct { |
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478 int (*set)(VTermSelectionMask mask, VTermStringFragment frag, void *user); |
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479 int (*query)(VTermSelectionMask mask, void *user); |
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480 } VTermSelectionCallbacks; |
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481 |
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482 VTermState *vterm_obtain_state(VTerm *vt); |
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483 |
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484 void vterm_state_set_callbacks(VTermState *state, const VTermStateCallbacks *callbacks, void *user); |
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485 void *vterm_state_get_cbdata(VTermState *state); |
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|
486 |
20496
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487 void vterm_state_set_unrecognised_fallbacks(VTermState *state, const VTermStateFallbacks *fallbacks, void *user); |
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488 void *vterm_state_get_unrecognised_fbdata(VTermState *state); |
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489 |
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490 // Initialize the state. |
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491 void vterm_state_reset(VTermState *state, int hard); |
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492 |
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493 void vterm_state_get_cursorpos(const VTermState *state, VTermPos *cursorpos); |
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494 // VIM: added |
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495 void vterm_state_get_mousestate(const VTermState *state, VTermMouseState *mousestate); |
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496 void vterm_state_get_default_colors(const VTermState *state, VTermColor *default_fg, VTermColor *default_bg); |
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497 void vterm_state_get_palette_color(const VTermState *state, int index, VTermColor *col); |
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498 void vterm_state_set_default_colors(VTermState *state, const VTermColor *default_fg, const VTermColor *default_bg); |
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499 void vterm_state_set_palette_color(VTermState *state, int index, const VTermColor *col); |
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500 void vterm_state_set_bold_highbright(VTermState *state, int bold_is_highbright); |
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501 int vterm_state_get_penattr(const VTermState *state, VTermAttr attr, VTermValue *val); |
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502 int vterm_state_set_termprop(VTermState *state, VTermProp prop, VTermValue *val); |
13531
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patch 8.0.1639: libvterm code lags behind master
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|
503 void vterm_state_focus_in(VTermState *state); |
9f857e6310b6
patch 8.0.1639: libvterm code lags behind master
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|
504 void vterm_state_focus_out(VTermState *state); |
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505 const VTermLineInfo *vterm_state_get_lineinfo(const VTermState *state, int row); |
b8299e742f41
patch 8.0.0693: no terminal emulator support
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|
506 |
20500
03826c672315
patch 8.2.0804: libvterm code lags behind the upstream version
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|
507 /** |
03826c672315
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|
508 * Makes sure that the given color `col` is indeed an RGB colour. After this |
03826c672315
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Bram Moolenaar <Bram@vim.org>
parents:
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|
509 * function returns, VTERM_COLOR_IS_RGB(col) will return true, while all other |
03826c672315
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changeset
|
510 * flags stored in `col->type` will have been reset. |
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Bram Moolenaar <Bram@vim.org>
parents:
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|
511 * |
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|
512 * @param state is the VTermState instance from which the colour palette should |
03826c672315
patch 8.2.0804: libvterm code lags behind the upstream version
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|
513 * be extracted. |
03826c672315
patch 8.2.0804: libvterm code lags behind the upstream version
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diff
changeset
|
514 * @param col is a pointer at the VTermColor instance that should be converted |
03826c672315
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Bram Moolenaar <Bram@vim.org>
parents:
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changeset
|
515 * to an RGB colour. |
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patch 8.2.0804: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
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|
516 */ |
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patch 8.2.0804: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
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changeset
|
517 void vterm_state_convert_color_to_rgb(const VTermState *state, VTermColor *col); |
03826c672315
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Bram Moolenaar <Bram@vim.org>
parents:
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changeset
|
518 |
26270
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Bram Moolenaar <Bram@vim.org>
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|
519 void vterm_state_set_selection_callbacks(VTermState *state, const VTermSelectionCallbacks *callbacks, void *user, |
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
520 char *buffer, size_t buflen); |
f93337ae0612
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parents:
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changeset
|
521 |
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changeset
|
522 void vterm_state_send_selection(VTermState *state, VTermSelectionMask mask, VTermStringFragment frag); |
f93337ae0612
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changeset
|
523 |
13770
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patch 8.0.1757: unnecessary changes in libvterm
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|
524 // ------------ |
2449b6ce1456
patch 8.0.1757: unnecessary changes in libvterm
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|
525 // Screen layer |
2449b6ce1456
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Christian Brabandt <cb@256bit.org>
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|
526 // ------------ |
11621
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|
527 |
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changeset
|
528 typedef struct { |
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
529 unsigned int bold : 1; |
b8299e742f41
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
530 unsigned int underline : 2; |
b8299e742f41
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Christian Brabandt <cb@256bit.org>
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changeset
|
531 unsigned int italic : 1; |
b8299e742f41
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
532 unsigned int blink : 1; |
b8299e742f41
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
533 unsigned int reverse : 1; |
20496
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Bram Moolenaar <Bram@vim.org>
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|
534 unsigned int conceal : 1; |
11621
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changeset
|
535 unsigned int strike : 1; |
20518
a4652d7ec99f
patch 8.2.0813: libvterm code is slightly different from upstream
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changeset
|
536 unsigned int font : 4; /* 0 to 9 */ |
a4652d7ec99f
patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
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changeset
|
537 unsigned int dwl : 1; /* On a DECDWL or DECDHL line */ |
a4652d7ec99f
patch 8.2.0813: libvterm code is slightly different from upstream
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changeset
|
538 unsigned int dhl : 2; /* On a DECDHL line (1=top 2=bottom) */ |
30894
bf4f25d50fdd
patch 9.0.0781: workaround to rename "small" to "smallfont" is clumsy
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
539 unsigned int small : 1; |
30880
82336c3b679d
patch 9.0.0774: the libvterm code is outdated
Bram Moolenaar <Bram@vim.org>
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changeset
|
540 unsigned int baseline : 2; |
11621
b8299e742f41
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Christian Brabandt <cb@256bit.org>
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changeset
|
541 } VTermScreenCellAttrs; |
b8299e742f41
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Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
542 |
20462
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patch 8.2.0785: libvterm code lags behind the upstream version
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parents:
20460
diff
changeset
|
543 enum { |
9ad473b50471
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Bram Moolenaar <Bram@vim.org>
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changeset
|
544 VTERM_UNDERLINE_OFF, |
9ad473b50471
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Bram Moolenaar <Bram@vim.org>
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changeset
|
545 VTERM_UNDERLINE_SINGLE, |
9ad473b50471
patch 8.2.0785: libvterm code lags behind the upstream version
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diff
changeset
|
546 VTERM_UNDERLINE_DOUBLE, |
9ad473b50471
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
547 VTERM_UNDERLINE_CURLY, |
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Bram Moolenaar <Bram@vim.org>
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|
548 }; |
9ad473b50471
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
549 |
30880
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patch 9.0.0774: the libvterm code is outdated
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changeset
|
550 enum { |
82336c3b679d
patch 9.0.0774: the libvterm code is outdated
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
551 VTERM_BASELINE_NORMAL, |
82336c3b679d
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Bram Moolenaar <Bram@vim.org>
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changeset
|
552 VTERM_BASELINE_RAISE, |
82336c3b679d
patch 9.0.0774: the libvterm code is outdated
Bram Moolenaar <Bram@vim.org>
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changeset
|
553 VTERM_BASELINE_LOWER, |
82336c3b679d
patch 9.0.0774: the libvterm code is outdated
Bram Moolenaar <Bram@vim.org>
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554 }; |
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555 |
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556 typedef struct { |
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557 uint32_t chars[VTERM_MAX_CHARS_PER_CELL]; |
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558 char width; |
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559 VTermScreenCellAttrs attrs; |
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560 VTermColor fg, bg; |
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561 } VTermScreenCell; |
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562 |
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563 // All fields are optional, NULL when not used. |
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564 typedef struct { |
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565 int (*damage)(VTermRect rect, void *user); |
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566 int (*moverect)(VTermRect dest, VTermRect src, void *user); |
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567 int (*movecursor)(VTermPos pos, VTermPos oldpos, int visible, void *user); |
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568 int (*settermprop)(VTermProp prop, VTermValue *val, void *user); |
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569 int (*bell)(void *user); |
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570 int (*resize)(int rows, int cols, void *user); |
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571 // A line was pushed off the top of the window. |
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572 // "cells[cols]" contains the cells of that line. |
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573 // Return value is unused. |
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574 int (*sb_pushline)(int cols, const VTermScreenCell *cells, void *user); |
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575 int (*sb_popline)(int cols, VTermScreenCell *cells, void *user); |
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576 int (*sb_clear)(void* user); |
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577 } VTermScreenCallbacks; |
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578 |
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579 // Return the screen of the vterm. |
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580 VTermScreen *vterm_obtain_screen(VTerm *vt); |
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581 |
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582 /* |
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583 * Install screen callbacks. These are invoked when the screen contents is |
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584 * changed. "user" is passed into to the callback. |
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585 */ |
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586 void vterm_screen_set_callbacks(VTermScreen *screen, const VTermScreenCallbacks *callbacks, void *user); |
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587 void *vterm_screen_get_cbdata(VTermScreen *screen); |
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588 |
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589 void vterm_screen_set_unrecognised_fallbacks(VTermScreen *screen, const VTermStateFallbacks *fallbacks, void *user); |
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590 void *vterm_screen_get_unrecognised_fbdata(VTermScreen *screen); |
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591 |
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592 void vterm_screen_enable_reflow(VTermScreen *screen, int reflow); |
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593 |
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594 // Back-compat alias for the brief time it was in 0.3-RC1 |
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595 #define vterm_screen_set_reflow vterm_screen_enable_reflow |
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596 |
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597 // Enable support for using the alternate screen if "altscreen" is non-zero. |
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598 // Before that switching to the alternate screen won't work. |
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599 // Calling with "altscreen" zero has no effect. |
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600 void vterm_screen_enable_altscreen(VTermScreen *screen, int altscreen); |
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601 |
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602 typedef enum { |
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603 VTERM_DAMAGE_CELL, /* every cell */ |
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604 VTERM_DAMAGE_ROW, /* entire rows */ |
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605 VTERM_DAMAGE_SCREEN, /* entire screen */ |
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606 VTERM_DAMAGE_SCROLL, /* entire screen + scrollrect */ |
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607 |
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608 VTERM_N_DAMAGES |
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609 } VTermDamageSize; |
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610 |
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611 // Invoke the relevant callbacks to update the screen. |
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612 void vterm_screen_flush_damage(VTermScreen *screen); |
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613 |
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614 void vterm_screen_set_damage_merge(VTermScreen *screen, VTermDamageSize size); |
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615 |
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616 /* |
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617 * Reset the screen. Also invokes vterm_state_reset(). |
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618 * Must be called before the terminal can be used. |
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619 */ |
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620 void vterm_screen_reset(VTermScreen *screen, int hard); |
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621 |
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622 /* Neither of these functions NUL-terminate the buffer */ |
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623 size_t vterm_screen_get_chars(const VTermScreen *screen, uint32_t *chars, size_t len, const VTermRect rect); |
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624 size_t vterm_screen_get_text(const VTermScreen *screen, char *str, size_t len, const VTermRect rect); |
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625 |
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626 typedef enum { |
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627 VTERM_ATTR_BOLD_MASK = 1 << 0, |
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628 VTERM_ATTR_UNDERLINE_MASK = 1 << 1, |
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629 VTERM_ATTR_ITALIC_MASK = 1 << 2, |
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630 VTERM_ATTR_BLINK_MASK = 1 << 3, |
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631 VTERM_ATTR_REVERSE_MASK = 1 << 4, |
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632 VTERM_ATTR_STRIKE_MASK = 1 << 5, |
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633 VTERM_ATTR_FONT_MASK = 1 << 6, |
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634 VTERM_ATTR_FOREGROUND_MASK = 1 << 7, |
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635 VTERM_ATTR_BACKGROUND_MASK = 1 << 8, |
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636 VTERM_ATTR_CONCEAL_MASK = 1 << 9, |
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637 VTERM_ATTR_SMALL_MASK = 1 << 10, |
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638 VTERM_ATTR_BASELINE_MASK = 1 << 11, |
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639 |
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640 VTERM_ALL_ATTRS_MASK = (1 << 12) - 1 |
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641 } VTermAttrMask; |
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642 |
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643 int vterm_screen_get_attrs_extent(const VTermScreen *screen, VTermRect *extent, VTermPos pos, VTermAttrMask attrs); |
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644 |
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645 int vterm_screen_get_cell(const VTermScreen *screen, VTermPos pos, VTermScreenCell *cell); |
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646 |
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647 int vterm_screen_is_eol(const VTermScreen *screen, VTermPos pos); |
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648 |
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649 /** |
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650 * Same as vterm_state_convert_color_to_rgb(), but takes a `screen` instead of a `state` |
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651 * instance. |
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652 */ |
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653 void vterm_screen_convert_color_to_rgb(const VTermScreen *screen, VTermColor *col); |
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654 |
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655 /** |
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656 * Similar to vterm_state_set_default_colors(), but also resets colours in the |
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657 * screen buffer(s) |
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658 */ |
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659 void vterm_screen_set_default_colors(VTermScreen *screen, const VTermColor *default_fg, const VTermColor *default_bg); |
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660 |
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661 // --------- |
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662 // Utilities |
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663 // --------- |
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664 |
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665 VTermValueType vterm_get_attr_type(VTermAttr attr); |
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666 VTermValueType vterm_get_prop_type(VTermProp prop); |
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667 |
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668 void vterm_scroll_rect(VTermRect rect, |
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669 int downward, |
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670 int rightward, |
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671 int (*moverect)(VTermRect src, VTermRect dest, void *user), |
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672 int (*eraserect)(VTermRect rect, int selective, void *user), |
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673 void *user); |
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674 |
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675 void vterm_copy_cells(VTermRect dest, |
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676 VTermRect src, |
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677 void (*copycell)(VTermPos dest, VTermPos src, void *user), |
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678 void *user); |
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679 |
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680 #ifdef __cplusplus |
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681 } |
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682 #endif |
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683 |
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684 #endif |