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28 | # include <wchar.h> |
28 | # include <wchar.h> |
29 | #else |
29 | #else |
30 | // stdlib.h might provide it |
30 | // stdlib.h might provide it |
31 | #endif |
31 | #endif |
32 | |
32 | |
33 | #include "ptytty.h" |
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34 | |
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35 | extern "C" { |
33 | extern "C" { |
36 | #include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */ |
34 | #include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */ |
37 | } |
35 | } |
38 | |
36 | |
39 | /* |
37 | /* |
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52 | |
50 | |
53 | struct rxvt_fontset; |
51 | struct rxvt_fontset; |
54 | struct rxvt_color; |
52 | struct rxvt_color; |
55 | struct rxvt_vars; /* defined later on */ |
53 | struct rxvt_vars; /* defined later on */ |
56 | struct rxvt_term; |
54 | struct rxvt_term; |
57 | struct rxvt_display; |
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58 | struct rxvt_im; |
55 | struct rxvt_im; |
59 | struct rxvt_drawable; |
56 | struct rxvt_drawable; |
60 | |
57 | |
61 | typedef struct rxvt_term *rxvt_t; |
58 | typedef struct rxvt_term *rxvt_t; |
62 | |
59 | |
63 | extern rxvt_t rxvt_current_term; |
60 | extern rxvt_t rxvt_current_term; |
64 | |
61 | |
65 | #define SET_R(r) rxvt_current_term = (r) |
62 | #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r) |
66 | #define GET_R rxvt_current_term |
63 | #define GET_R rxvt_current_term |
67 | |
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68 | #define scrollbar_visible() scrollBar.state |
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69 | #define menubar_visible() menuBar.state |
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70 | |
64 | |
71 | typedef struct { |
65 | typedef struct { |
72 | int row; |
66 | int row; |
73 | int col; |
67 | int col; |
74 | } row_col_t; |
68 | } row_col_t; |
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77 | typedef uint32_t text_t; |
71 | typedef uint32_t text_t; |
78 | #else |
72 | #else |
79 | typedef uint16_t text_t; // saves lots of memory |
73 | typedef uint16_t text_t; // saves lots of memory |
80 | #endif |
74 | #endif |
81 | typedef uint32_t rend_t; |
75 | typedef uint32_t rend_t; |
82 | typedef int32_t tlen_t; // was int16_t, but this result sin smaller code and memory use |
76 | typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use |
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77 | typedef int32_t tlen_t_; // specifically for use in the line_t structure |
83 | |
78 | |
84 | #define LINE_CONT -1 |
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85 | |
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86 | struct line_t { |
79 | struct line_t; |
87 | text_t *t; // terminal the text |
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88 | rend_t *r; // rendition, uses RS_ flags |
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89 | tlen_t l; // length of each text line, LINE_CONT == continued on next line |
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90 | |
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91 | bool is_longer () |
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92 | { |
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93 | return l < 0; |
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94 | } |
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95 | |
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96 | void set_is_longer () |
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97 | { |
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98 | l = LINE_CONT; |
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99 | } |
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100 | |
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101 | void clear () |
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102 | { |
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103 | t = 0; |
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104 | r = 0; |
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105 | l = 0; |
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106 | } |
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107 | }; |
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108 | |
80 | |
109 | /* |
81 | /* |
110 | * terminal limits: |
82 | * terminal limits: |
111 | * |
83 | * |
112 | * width : 1 <= width |
84 | * width : 1 <= width |
113 | * height : 1 <= height |
85 | * height : 1 <= height |
114 | * ncol : 1 <= ncol <= MAX(int16_t) |
86 | * ncol : 1 <= ncol <= MAX(tlen_t) |
115 | * nrow : 1 <= nrow <= MAX(int16_t) |
87 | * nrow : 1 <= nrow <= MAX(int) |
116 | * saveLines : 0 <= saveLines <= MAX(int16_t) |
88 | * saveLines : 0 <= saveLines <= MAX(int) |
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89 | * term_start : 0 <= term_start < saveLines |
117 | * total_rows : nrow + saveLines |
90 | * total_rows : nrow + saveLines |
118 | * nsaved : 0 <= nsaved <= saveLines |
91 | * |
119 | * term_start : 0 <= term_start < saveLines |
92 | * top_row : -saveLines <= top_row <= 0 |
120 | * view_start : 0 <= view_start < saveLines |
93 | * view_start : top_row <= view_start <= 0 |
121 | * |
94 | * |
122 | * | most coordinates are stored relative to term_start, |
95 | * | most coordinates are stored relative to term_start, |
123 | * ROW_BUF | which is the first line of the terminal screen |
96 | * ROW_BUF | which is the first line of the terminal screen |
124 | * |························= row_buf[0] |
97 | * |························= row_buf[0] |
125 | * |························= row_buf[1] |
98 | * |························= row_buf[1] |
126 | * |························= row_buf[2] etc. |
99 | * |························= row_buf[2] etc. |
127 | * | |
100 | * | |
128 | * +------------+···········= term_start - nsaved |
101 | * +------------+···········= term_start + top_row |
129 | * | scrollback | |
102 | * | scrollback | |
130 | * | scrollback +---------+·= term_start - view_start |
103 | * | scrollback +---------+·= term_start + view_start |
131 | * | scrollback | display | |
104 | * | scrollback | display | |
132 | * | scrollback | display | |
105 | * | scrollback | display | |
133 | * +------------+·display·+·= term_start |
106 | * +------------+·display·+·= term_start |
134 | * | terminal | display | |
107 | * | terminal | display | |
135 | * | terminal +---------+ |
108 | * | terminal +---------+ |
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154 | int int_bwidth; /* internal border width */ |
127 | int int_bwidth; /* internal border width */ |
155 | int ext_bwidth; /* external border width */ |
128 | int ext_bwidth; /* external border width */ |
156 | int lineSpace; /* number of extra pixels between rows */ |
129 | int lineSpace; /* number of extra pixels between rows */ |
157 | int saveLines; /* number of lines that fit in scrollback */ |
130 | int saveLines; /* number of lines that fit in scrollback */ |
158 | int total_rows; /* total number of rows in this terminal */ |
131 | int total_rows; /* total number of rows in this terminal */ |
159 | int nsaved; /* number of rows saved to scrollback */ |
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160 | int term_start; /* term lines start here */ |
132 | int term_start; /* term lines start here */ |
161 | int view_start; /* scrollback view starts here */ |
133 | int view_start; /* scrollback view starts here */ |
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134 | int top_row; /* topmost row index of scrollback */ |
162 | Window parent[6]; /* parent identifiers - we're parent[0] */ |
135 | Window parent[6]; /* parent identifiers - we're parent[0] */ |
163 | Window vt; /* vt100 window */ |
136 | Window vt; /* vt100 window */ |
164 | GC gc; /* GC for drawing */ |
137 | GC gc; /* GC for drawing */ |
165 | Pixmap pixmap; |
138 | Pixmap pixmap; |
166 | rxvt_drawable *drawable; |
139 | rxvt_drawable *drawable; |
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226 | #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
199 | #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
227 | #define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
200 | #define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
228 | #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap) |
201 | #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap) |
229 | |
202 | |
230 | /* rxvt_vars.options */ |
203 | /* rxvt_vars.options */ |
231 | #define Opt_console (1UL<<0) |
204 | enum { |
232 | #define Opt_loginShell (1UL<<1) |
205 | # define def(name,idx) Opt_ ## name = 1UL << (idx), |
233 | #define Opt_iconic (1UL<<2) |
206 | # define nodef(name) Opt_ ## name = 0, |
234 | #define Opt_visualBell (1UL<<3) |
207 | # include "optinc.h" |
235 | #define Opt_mapAlert (1UL<<4) |
208 | # undef nodef |
236 | #define Opt_reverseVideo (1UL<<5) |
209 | # undef def |
237 | #define Opt_utmpInhibit (1UL<<6) |
210 | }; |
238 | #define Opt_scrollBar (1UL<<7) |
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239 | #define Opt_scrollBar_right (1UL<<8) |
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240 | #define Opt_scrollBar_floating (1UL<<9) |
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241 | #define Opt_meta8 (1UL<<10) |
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242 | #define Opt_scrollTtyOutput (1UL<<11) |
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243 | #define Opt_scrollTtyKeypress (1UL<<12) |
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244 | #define Opt_transparent (1UL<<13) |
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245 | #define Opt_tripleclickwords (1UL<<14) |
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246 | #define Opt_scrollWithBuffer (1UL<<15) |
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247 | #define Opt_jumpScroll (1UL<<16) |
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248 | #define Opt_mouseWheelScrollPage (1UL<<17) |
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249 | #define Opt_pointerBlank (1UL<<18) |
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250 | #define Opt_cursorBlink (1UL<<19) |
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251 | #define Opt_secondaryScreen (1UL<<20) |
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252 | #define Opt_secondaryScroll (1UL<<21) |
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253 | #define Opt_pastableTabs (1UL<<22) |
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254 | #define Opt_cursorUnderline (1UL<<23) |
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255 | #if ENABLE_FRILLS |
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256 | # define Opt_insecure (1UL<<24) // insecure esc sequences |
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257 | # define Opt_borderLess (1UL<<25) // mem borderless hints |
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258 | #else |
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259 | # define Opt_insecure 0 |
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260 | # define Opt_borderLess 0 |
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261 | #endif |
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262 | /* place holder used for parsing command-line options */ |
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263 | #define Opt_Reverse (1UL<<30) |
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264 | #define Opt_Boolean (1UL<<31) |
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265 | |
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266 | #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ |
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267 | | Opt_jumpScroll | Opt_secondaryScreen \ |
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268 | | Opt_pastableTabs) |
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269 | |
211 | |
270 | /* ------------------------------------------------------------------------- */ |
212 | /* ------------------------------------------------------------------------- */ |
271 | |
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272 | typedef struct { |
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273 | short state; |
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274 | Window win; |
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275 | struct rxvt_drawable *drawable; |
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276 | } menuBar_t; |
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277 | |
213 | |
278 | typedef struct { |
214 | typedef struct { |
279 | char state; /* scrollbar state */ |
215 | char state; /* scrollbar state */ |
280 | char init; /* scrollbar has been initialised */ |
216 | char init; /* scrollbar has been initialised */ |
281 | unsigned int beg; /* slider sub-window begin height */ |
217 | unsigned int beg; /* slider sub-window begin height */ |
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293 | void setDn() { state = 'D'; } |
229 | void setDn() { state = 'D'; } |
294 | } scrollBar_t; |
230 | } scrollBar_t; |
295 | |
231 | |
296 | struct rxvt_vars : TermWin_t { |
232 | struct rxvt_vars : TermWin_t { |
297 | scrollBar_t scrollBar; |
233 | scrollBar_t scrollBar; |
298 | menuBar_t menuBar; |
234 | uint32_t options; |
299 | unsigned long options; |
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300 | XSizeHints szHint; |
235 | XSizeHints szHint; |
301 | rxvt_display *display; |
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302 | rxvt_color *pix_colors; |
236 | rxvt_color *pix_colors; |
303 | rxvt_color *pix_colors_focused; |
237 | rxvt_color *pix_colors_focused; |
304 | #ifdef OFF_FOCUS_FADING |
238 | #ifdef OFF_FOCUS_FADING |
305 | rxvt_color *pix_colors_unfocused; |
239 | rxvt_color *pix_colors_unfocused; |
306 | #endif |
240 | #endif |
307 | short numpix_colors; |
241 | short numpix_colors; |
308 | Cursor TermWin_cursor; /* cursor for vt window */ |
242 | Cursor TermWin_cursor; /* cursor for vt window */ |
309 | int sb_shadow; /* scrollbar shadow width */ |
243 | int sb_shadow; /* scrollbar shadow width */ |
310 | rxvt_ptytty pty; |
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311 | int numlock_state; |
244 | int numlock_state; |
312 | line_t *row_buf; // all lines, scrollback + terminal, circular |
245 | line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf |
313 | line_t *drawn_buf; // text on screen |
246 | line_t *drawn_buf; // text on screen |
314 | line_t *temp_buf; // temporary buffer |
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315 | line_t *swap_buf; // lines for swap buffer |
247 | line_t *swap_buf; // lines for swap buffer |
316 | char *tabs; /* per location: 1 == tab-stop */ |
248 | char *tabs; /* per location: 1 == tab-stop */ |
317 | screen_t screen; |
249 | screen_t screen; |
318 | screen_t swap; |
250 | screen_t swap; |
319 | selection_t selection; |
251 | selection_t selection; |