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28 | #include "rxvt.h" /* NECESSARY */ |
28 | #include "rxvt.h" /* NECESSARY */ |
29 | #include "rxvtperl.h" /* NECESSARY */ |
29 | #include "rxvtperl.h" /* NECESSARY */ |
30 | |
30 | |
31 | #include <inttypes.h> |
31 | #include <inttypes.h> |
32 | |
32 | |
33 | #include "salloc.C" // HACK, should be a separate compile! |
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34 | |
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35 | static inline void |
33 | static inline void |
36 | fill_text (text_t *start, text_t value, int len) |
34 | fill_text (text_t *start, text_t value, int len) |
37 | { |
35 | { |
38 | while (len--) |
36 | while (len--) |
39 | *start++ = value; |
37 | *start++ = value; |
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98 | |
96 | |
99 | /* Fill part/all of a line with blanks. */ |
97 | /* Fill part/all of a line with blanks. */ |
100 | void |
98 | void |
101 | rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW |
99 | rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW |
102 | { |
100 | { |
103 | if (!l.t) |
101 | if (!l.valid ()) |
104 | { |
102 | { |
105 | lalloc (l); |
103 | l.alloc (); |
106 | col = 0; |
104 | col = 0; |
107 | width = ncol; |
105 | width = ncol; |
108 | } |
106 | } |
109 | |
107 | |
110 | l.touch (); |
108 | l.touch (); |
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157 | /* ------------------------------------------------------------------------- * |
155 | /* ------------------------------------------------------------------------- * |
158 | * SCREEN INITIALISATION * |
156 | * SCREEN INITIALISATION * |
159 | * ------------------------------------------------------------------------- */ |
157 | * ------------------------------------------------------------------------- */ |
160 | |
158 | |
161 | void |
159 | void |
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160 | rxvt_term::scr_alloc () |
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161 | { |
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162 | int tsize = sizeof (text_t) * ncol; |
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163 | int rsize = sizeof (rend_t) * ncol; |
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164 | |
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165 | // we assume that rend_t size is a sufficient alignment |
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166 | // factor for tetx_t and line_t values, and we only |
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167 | // need to adjust tsize. |
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168 | tsize = (tsize + sizeof (rend_t) - 1); |
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169 | tsize -= tsize % sizeof (rend_t); |
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170 | |
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171 | int all_rows = total_rows + nrow + nrow; |
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172 | |
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173 | chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows; |
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174 | chunk = rxvt_malloc (chunk_size); |
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175 | |
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176 | char *base = (char *)chunk + sizeof (line_t) * all_rows; |
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177 | |
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178 | for (int row = 0; row < all_rows; ++row) |
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179 | { |
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180 | line_t &l = ((line_t *)chunk) [row]; |
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181 | |
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182 | l.t = (text_t *)base; base += tsize; |
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183 | l.r = (rend_t *)base; base += rsize; |
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184 | l.l = -1; |
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185 | l.f = 0; |
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186 | } |
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187 | |
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188 | drawn_buf = (line_t *)chunk; |
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189 | swap_buf = drawn_buf + nrow; |
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190 | row_buf = swap_buf + nrow; |
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191 | } |
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192 | |
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193 | void |
162 | rxvt_term::scr_reset () |
194 | rxvt_term::scr_reset () |
163 | { |
195 | { |
164 | #if ENABLE_OVERLAY |
196 | #if ENABLE_OVERLAY |
165 | scr_overlay_off (); |
197 | scr_overlay_off (); |
166 | #endif |
198 | #endif |
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192 | total_rows = nrow + saveLines; |
224 | total_rows = nrow + saveLines; |
193 | |
225 | |
194 | screen.tscroll = 0; |
226 | screen.tscroll = 0; |
195 | screen.bscroll = nrow - 1; |
227 | screen.bscroll = nrow - 1; |
196 | |
228 | |
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229 | void *prev_chunk = chunk; |
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230 | line_t *prev_drawn_buf = drawn_buf; |
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231 | line_t *prev_swap_buf = swap_buf; |
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232 | line_t *prev_row_buf = row_buf; |
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233 | |
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234 | int common_col = min (prev_ncol, ncol); |
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235 | |
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236 | scr_alloc (); |
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237 | |
197 | if (!row_buf) |
238 | if (!prev_row_buf) |
198 | { |
239 | { |
199 | /* |
240 | /* |
200 | * first time called so just malloc everything: don't rely on realloc |
241 | * first time called so just malloc everything: don't rely on realloc |
201 | */ |
242 | */ |
202 | top_row = 0; |
243 | top_row = 0; |
203 | term_start = 0; |
244 | term_start = 0; |
204 | |
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205 | talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
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206 | ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
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207 | |
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208 | row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); |
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209 | drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
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210 | swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
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211 | |
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212 | for (int row = nrow; row--; ) |
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213 | { |
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214 | scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); |
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215 | scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
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216 | scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); |
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217 | } |
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218 | |
245 | |
219 | memset (charsets, 'B', sizeof (charsets)); |
246 | memset (charsets, 'B', sizeof (charsets)); |
220 | rstyle = DEFAULT_RSTYLE; |
247 | rstyle = DEFAULT_RSTYLE; |
221 | screen.flags = Screen_DefaultFlags; |
248 | screen.flags = Screen_DefaultFlags; |
222 | screen.cur.row = screen.cur.col = 0; |
249 | screen.cur.row = screen.cur.col = 0; |
… | |
… | |
245 | { |
272 | { |
246 | /* |
273 | /* |
247 | * add or delete rows as appropriate |
274 | * add or delete rows as appropriate |
248 | */ |
275 | */ |
249 | |
276 | |
250 | rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
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251 | rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
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252 | |
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253 | #if 0 |
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254 | if (nrow < prev_nrow) |
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255 | { |
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256 | for (int row = nrow; row < prev_nrow; row++) |
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257 | { |
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258 | lfree (swap_buf [row]); |
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259 | lfree (drawn_buf[row]); |
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260 | } |
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261 | } |
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262 | #endif |
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263 | |
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264 | drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); |
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265 | swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); |
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266 | |
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267 | for (int row = min (nrow, prev_nrow); row--; ) |
277 | for (int row = min (nrow, prev_nrow); row--; ) |
268 | { |
278 | { |
269 | lresize (drawn_buf[row]); |
279 | scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); |
270 | lresize (swap_buf [row]); |
280 | scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
271 | } |
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272 | |
281 | |
273 | for (int row = prev_nrow; row < nrow; row++) |
282 | memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col); |
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283 | memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col); |
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284 | memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col); |
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285 | memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col); |
274 | { |
286 | } |
275 | swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
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276 | drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); |
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277 | } |
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278 | |
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279 | line_t *old_buf = row_buf; |
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280 | row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); |
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281 | |
287 | |
282 | int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row |
288 | int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row |
283 | int pend = MOD (term_start + top_row , prev_total_rows); |
289 | int pend = MOD (term_start + top_row , prev_total_rows); |
284 | int q = total_rows; // rewrapped row |
290 | int q = total_rows; // rewrapped row |
285 | |
291 | |
… | |
… | |
293 | ocur.row = MOD (term_start + ocur.row, prev_total_rows); |
299 | ocur.row = MOD (term_start + ocur.row, prev_total_rows); |
294 | |
300 | |
295 | do |
301 | do |
296 | { |
302 | { |
297 | p = MOD (p - 1, prev_total_rows); |
303 | p = MOD (p - 1, prev_total_rows); |
298 | assert (old_buf [MOD (p, prev_total_rows)].t); |
304 | assert (prev_row_buf [MOD (p, prev_total_rows)].t); |
299 | int plines = 1; |
305 | int plines = 1; |
300 | int llen = old_buf [MOD (p, prev_total_rows)].l; |
306 | int llen = prev_row_buf [MOD (p, prev_total_rows)].l; |
301 | |
307 | |
302 | while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) |
308 | while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ()) |
303 | { |
309 | { |
304 | p = MOD (p - 1, prev_total_rows); |
310 | p = MOD (p - 1, prev_total_rows); |
305 | |
311 | |
306 | plines++; |
312 | plines++; |
307 | llen += prev_ncol; |
313 | llen += prev_ncol; |
… | |
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320 | |
326 | |
321 | // re-assemble the full line by destination lines |
327 | // re-assemble the full line by destination lines |
322 | for (int qrow = q; qlines--; qrow++) |
328 | for (int qrow = q; qlines--; qrow++) |
323 | { |
329 | { |
324 | qline = row_buf + qrow; |
330 | qline = row_buf + qrow; |
325 | lalloc (*qline); |
331 | qline->alloc (); // redundant with next line |
326 | qline->l = ncol; |
332 | qline->l = ncol; |
327 | qline->is_longer (1); |
333 | qline->is_longer (1); |
328 | |
334 | |
329 | int qcol = 0; |
335 | int qcol = 0; |
330 | |
336 | |
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345 | // this seems to upset applications/shells/readline |
351 | // this seems to upset applications/shells/readline |
346 | // least. |
352 | // least. |
347 | if (prow == ocur.row) |
353 | if (prow == ocur.row) |
348 | screen.cur.row = q - (total_rows - nrow); |
354 | screen.cur.row = q - (total_rows - nrow); |
349 | |
355 | |
350 | line_t &pline = old_buf [prow]; |
356 | line_t &pline = prev_row_buf [prow]; |
351 | |
357 | |
352 | int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); |
358 | int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); |
353 | |
359 | |
354 | memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); |
360 | memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); |
355 | memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); |
361 | memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); |
… | |
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376 | { |
382 | { |
377 | // if no scrollback exists (yet), wing, instead of wrap |
383 | // if no scrollback exists (yet), wing, instead of wrap |
378 | |
384 | |
379 | for (int row = min (nrow, prev_nrow); row--; ) |
385 | for (int row = min (nrow, prev_nrow); row--; ) |
380 | { |
386 | { |
381 | line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; |
387 | line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)]; |
382 | line_t &qline = row_buf [row]; |
388 | line_t &dst = row_buf [row]; |
383 | |
389 | |
384 | qline = pline; |
390 | scr_blank_screen_mem (dst, DEFAULT_RSTYLE); |
385 | lresize (qline); |
391 | |
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392 | memcpy (dst.t, src.t, sizeof (text_t) * common_col); |
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393 | memcpy (dst.r, src.r, sizeof (rend_t) * common_col); |
386 | } |
394 | } |
387 | |
395 | |
388 | for (int row = prev_nrow; row < nrow; row++) |
396 | for (int row = prev_nrow; row < nrow; row++) |
389 | { |
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390 | row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); |
397 | scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); |
391 | } |
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392 | |
398 | |
393 | term_start = 0; |
399 | term_start = 0; |
394 | } |
400 | } |
395 | |
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396 | free (old_buf); |
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397 | delete old_ta; |
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398 | delete old_ra; |
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399 | |
401 | |
400 | clamp_it (screen.cur.row, 0, nrow - 1); |
402 | clamp_it (screen.cur.row, 0, nrow - 1); |
401 | clamp_it (screen.cur.col, 0, ncol - 1); |
403 | clamp_it (screen.cur.col, 0, ncol - 1); |
402 | } |
404 | } |
403 | |
405 | |
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406 | for (int row = nrow; row--; ) |
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407 | { |
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408 | if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); |
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409 | if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
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410 | if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); |
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411 | } |
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412 | |
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413 | free (prev_chunk); |
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414 | |
404 | free (tabs); |
415 | free (tabs); |
405 | tabs = (char *)rxvt_malloc (ncol); |
416 | tabs = (char *)rxvt_malloc (ncol); |
406 | |
417 | |
407 | for (int col = ncol; col--; ) |
418 | for (int col = ncol; col--; ) |
408 | tabs [col] = col % TABSIZE == 0; |
419 | tabs [col] = col % TABSIZE == 0; |
… | |
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422 | * Free everything. That way malloc debugging can find leakage. |
433 | * Free everything. That way malloc debugging can find leakage. |
423 | */ |
434 | */ |
424 | void |
435 | void |
425 | rxvt_term::scr_release () NOTHROW |
436 | rxvt_term::scr_release () NOTHROW |
426 | { |
437 | { |
427 | if (row_buf) |
438 | free (chunk); |
428 | { |
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429 | delete talloc; talloc = 0; |
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430 | delete ralloc; ralloc = 0; |
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431 | |
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432 | free (row_buf); |
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433 | free (swap_buf); |
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434 | free (drawn_buf); |
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435 | row_buf = 0; // signal that we freed all the arrays above |
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436 | |
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437 | free (tabs); |
439 | free (tabs); |
438 | tabs = 0; |
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439 | } |
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440 | } |
440 | } |
441 | |
441 | |
442 | /* ------------------------------------------------------------------------- */ |
442 | /* ------------------------------------------------------------------------- */ |
443 | /* |
443 | /* |
444 | * Hard/Soft reset |
444 | * Hard/Soft reset |
445 | */ |
445 | */ |
446 | void |
446 | void |
447 | rxvt_term::scr_poweron () |
447 | rxvt_term::scr_poweron () |
448 | { |
448 | { |
449 | scr_release (); |
449 | scr_release (); |
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450 | |
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451 | row_buf = 0; |
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452 | tabs = 0; |
450 | prev_nrow = prev_ncol = 0; |
453 | prev_nrow = prev_ncol = 0; |
451 | rvideo_mode = false; |
454 | rvideo_mode = false; |
452 | scr_soft_reset (); |
455 | scr_soft_reset (); |
453 | scr_reset (); |
456 | scr_reset (); |
454 | |
457 | |
455 | scr_clear (true); |
458 | scr_clear (true); |
456 | scr_refresh (); |
459 | scr_refresh (); |
457 | } |
460 | } |
458 | |
461 | |
459 | void |
462 | void |
460 | rxvt_term::scr_soft_reset () |
463 | rxvt_term::scr_soft_reset () NOTHROW |
461 | { |
464 | { |
462 | /* only affects modes, nothing drastic such as clearing the screen */ |
465 | /* only affects modes, nothing drastic such as clearing the screen */ |
463 | #if ENABLE_OVERLAY |
466 | #if ENABLE_OVERLAY |
464 | scr_overlay_off (); |
467 | scr_overlay_off (); |
465 | #endif |
468 | #endif |
… | |
… | |
520 | assert (s->cur.row >= 0); |
523 | assert (s->cur.row >= 0); |
521 | assert (s->cur.col >= 0); |
524 | assert (s->cur.col >= 0); |
522 | } |
525 | } |
523 | |
526 | |
524 | void |
527 | void |
525 | rxvt_term::scr_swap_screen () |
528 | rxvt_term::scr_swap_screen () NOTHROW |
526 | { |
529 | { |
527 | if (!option (Opt_secondaryScreen)) |
530 | if (!option (Opt_secondaryScreen)) |
528 | return; |
531 | return; |
529 | |
532 | |
530 | for (int i = prev_nrow; i--; ) |
533 | for (int i = prev_nrow; i--; ) |
… | |
… | |
549 | return; |
552 | return; |
550 | |
553 | |
551 | want_refresh = 1; |
554 | want_refresh = 1; |
552 | view_start = 0; |
555 | view_start = 0; |
553 | |
556 | |
554 | selection_check (2); /* check for boundary cross */ |
557 | /* check for boundary cross */ |
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558 | row_col_t pos; |
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559 | pos.row = pos.col = 0; |
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560 | if (ROWCOL_IS_BEFORE (selection.beg, pos) |
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561 | && ROWCOL_IS_AFTER (selection.end, pos)) |
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562 | CLEAR_SELECTION (); |
555 | |
563 | |
556 | current_screen = scrn; |
564 | current_screen = scrn; |
557 | |
565 | |
558 | #if NSCREENS |
566 | #if NSCREENS |
559 | if (option (Opt_secondaryScreen)) |
567 | if (option (Opt_secondaryScreen)) |
… | |
… | |
631 | rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW |
639 | rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW |
632 | { |
640 | { |
633 | if (count == 0 || (row1 > row2)) |
641 | if (count == 0 || (row1 > row2)) |
634 | return 0; |
642 | return 0; |
635 | |
643 | |
636 | int rows = row2 - row1 + 1; |
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637 | |
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638 | min_it (count, rows); |
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639 | |
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640 | want_refresh = 1; |
644 | want_refresh = 1; |
641 | num_scr += count; |
645 | num_scr += count; |
642 | |
646 | |
643 | if (count > 0 |
647 | if (count > 0 |
644 | && row1 == 0 |
648 | && row1 == 0 |
645 | && (current_screen == PRIMARY || option (Opt_secondaryScroll))) |
649 | && (current_screen == PRIMARY || option (Opt_secondaryScroll))) |
646 | { |
650 | { |
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651 | min_it (count, total_rows - (nrow - (row2 + 1))); |
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652 | |
647 | top_row = max (top_row - count, -saveLines); |
653 | top_row = max (top_row - count, -saveLines); |
648 | |
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649 | // scroll everything up 'count' lines |
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650 | term_start = (term_start + count) % total_rows; |
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651 | |
654 | |
652 | // sever bottommost line |
655 | // sever bottommost line |
653 | { |
656 | { |
654 | line_t &l = ROW(row2 - count); |
657 | line_t &l = ROW(row2); |
655 | l.is_longer (0); |
658 | l.is_longer (0); |
656 | l.touch (); |
659 | l.touch (); |
657 | } |
660 | } |
658 | |
661 | |
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662 | // scroll everything up 'count' lines |
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663 | term_start = (term_start + count) % total_rows; |
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664 | |
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665 | // now copy lines below the scroll region bottom to the |
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666 | // bottom of the screen again, so they look as if they |
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667 | // hadn't moved. |
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668 | for (int i = nrow; --i > row2; ) |
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669 | { |
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670 | line_t &l1 = ROW(i - count); |
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671 | line_t &l2 = ROW(i); |
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672 | |
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673 | ::swap (l1, l2); |
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674 | l2.touch (); |
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675 | } |
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676 | |
659 | // erase newly scrolled-in lines |
677 | // erase newly scrolled-in lines |
660 | for (int i = count; i--; ) |
678 | for (int i = count; i--; ) |
661 | { |
679 | { |
662 | line_t &l = ROW(nrow - 1 - i); |
680 | line_t &l = ROW(row2 - i); |
663 | |
681 | |
664 | // optimize if already cleared, can be significant on slow machines |
682 | // optimise if already cleared, can be significant on slow machines |
665 | // could be rolled into scr_blank_screen_mem |
683 | // could be rolled into scr_blank_screen_mem |
666 | if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) |
684 | if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) |
667 | { |
685 | { |
668 | scr_blank_line (l, 0, l.l, rstyle); |
686 | scr_blank_line (l, 0, l.l, rstyle); |
669 | l.l = 0; |
687 | l.l = 0; |
… | |
… | |
671 | } |
689 | } |
672 | else |
690 | else |
673 | scr_blank_screen_mem (l, rstyle); |
691 | scr_blank_screen_mem (l, rstyle); |
674 | } |
692 | } |
675 | |
693 | |
676 | // now copy lines below the scroll region bottom to the |
|
|
677 | // bottom of the screen again, so they look as if they |
|
|
678 | // hadn't moved. |
|
|
679 | for (int i = nrow; --i > row2; ) |
|
|
680 | { |
|
|
681 | line_t &l1 = ROW(i - count); |
|
|
682 | line_t &l2 = ROW(i); |
|
|
683 | |
|
|
684 | ::swap (l1, l2); |
|
|
685 | l2.touch (); |
|
|
686 | } |
|
|
687 | |
|
|
688 | // move and/or clear selection, if any |
694 | // move and/or clear selection, if any |
689 | if (selection.op && current_screen == selection.screen) |
695 | if (selection.op && current_screen == selection.screen |
|
|
696 | && selection.beg.row <= row2) |
690 | { |
697 | { |
691 | selection.beg.row -= count; |
698 | selection.beg.row -= count; |
692 | selection.end.row -= count; |
699 | selection.end.row -= count; |
693 | selection.mark.row -= count; |
700 | selection.mark.row -= count; |
694 | |
701 | |
695 | if (selection.beg.row < top_row |
702 | selection_check (0); |
696 | || selection.end.row < top_row |
|
|
697 | || selection.mark.row < top_row) |
|
|
698 | { |
|
|
699 | CLEAR_ALL_SELECTION (); |
|
|
700 | selection.op = SELECTION_CLEAR; |
|
|
701 | } |
|
|
702 | } |
703 | } |
703 | |
704 | |
704 | // finally move the view window, if desired |
705 | // finally move the view window, if desired |
705 | if (option (Opt_scrollWithBuffer) |
706 | if (option (Opt_scrollWithBuffer) |
706 | && view_start != 0 |
707 | && view_start != 0 |
… | |
… | |
736 | } |
737 | } |
737 | |
738 | |
738 | // use a simple and robust scrolling algorithm, this |
739 | // use a simple and robust scrolling algorithm, this |
739 | // part of scr_scroll_text is not time-critical. |
740 | // part of scr_scroll_text is not time-critical. |
740 | |
741 | |
741 | line_t *temp_buf = row_buf + total_rows; |
742 | // sever line above scroll region |
|
|
743 | if (row1) |
|
|
744 | { |
|
|
745 | line_t &l = ROW(row1 - 1); |
|
|
746 | l.is_longer (0); |
|
|
747 | l.touch (); |
|
|
748 | } |
|
|
749 | |
|
|
750 | int rows = row2 - row1 + 1; |
|
|
751 | |
|
|
752 | min_it (count, rows); |
|
|
753 | |
|
|
754 | line_t *temp_buf = rxvt_temp_buf<line_t> (rows); |
742 | |
755 | |
743 | for (int row = 0; row < rows; row++) |
756 | for (int row = 0; row < rows; row++) |
744 | { |
757 | { |
745 | temp_buf [row] = ROW(row1 + (row + count + rows) % rows); |
758 | temp_buf [row] = ROW(row1 + (row + count + rows) % rows); |
746 | |
759 | |
… | |
… | |
748 | scr_blank_screen_mem (temp_buf [row], rstyle); |
761 | scr_blank_screen_mem (temp_buf [row], rstyle); |
749 | } |
762 | } |
750 | |
763 | |
751 | for (int row = 0; row < rows; row++) |
764 | for (int row = 0; row < rows; row++) |
752 | ROW(row1 + row) = temp_buf [row]; |
765 | ROW(row1 + row) = temp_buf [row]; |
|
|
766 | |
|
|
767 | // sever bottommost line |
|
|
768 | { |
|
|
769 | line_t &l = ROW(row2); |
|
|
770 | l.is_longer (0); |
|
|
771 | l.touch (); |
|
|
772 | } |
753 | } |
773 | } |
754 | |
774 | |
755 | return count; |
775 | return count; |
756 | } |
776 | } |
757 | |
777 | |
… | |
… | |
763 | rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW |
783 | rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW |
764 | { |
784 | { |
765 | if (len <= 0) /* sanity */ |
785 | if (len <= 0) /* sanity */ |
766 | return; |
786 | return; |
767 | |
787 | |
768 | unsigned char checksel; |
788 | bool checksel; |
769 | unicode_t c; |
789 | unicode_t c; |
770 | int ncol = this->ncol; |
790 | int ncol = this->ncol; |
771 | const wchar_t *strend = str + len; |
791 | const wchar_t *strend = str + len; |
772 | |
792 | |
773 | want_refresh = 1; |
793 | want_refresh = 1; |
… | |
… | |
1295 | scr_blank_line (line, col, num, rstyle); |
1315 | scr_blank_line (line, col, num, rstyle); |
1296 | } |
1316 | } |
1297 | |
1317 | |
1298 | /* ------------------------------------------------------------------------- */ |
1318 | /* ------------------------------------------------------------------------- */ |
1299 | /* |
1319 | /* |
1300 | * Erase part of whole of the screen |
1320 | * Erase part or whole of the screen |
1301 | * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J |
1321 | * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J |
1302 | * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J |
1322 | * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J |
1303 | * XTERM_SEQ: Clear whole screen : ESC [ 2 J |
1323 | * XTERM_SEQ: Clear whole screen : ESC [ 2 J |
1304 | */ |
1324 | */ |
1305 | void |
1325 | void |
… | |
… | |
1314 | ZERO_SCROLLBACK (); |
1334 | ZERO_SCROLLBACK (); |
1315 | |
1335 | |
1316 | switch (mode) |
1336 | switch (mode) |
1317 | { |
1337 | { |
1318 | case 0: /* erase to end of screen */ |
1338 | case 0: /* erase to end of screen */ |
1319 | selection_check (1); |
|
|
1320 | scr_erase_line (0); |
1339 | scr_erase_line (0); |
1321 | row = screen.cur.row + 1; /* possible OOB */ |
1340 | row = screen.cur.row + 1; /* possible OOB */ |
1322 | num = nrow - row; |
1341 | num = nrow - row; |
1323 | break; |
1342 | break; |
1324 | case 1: /* erase to beginning of screen */ |
1343 | case 1: /* erase to beginning of screen */ |
1325 | selection_check (3); |
|
|
1326 | scr_erase_line (1); |
1344 | scr_erase_line (1); |
1327 | row = 0; |
1345 | row = 0; |
1328 | num = screen.cur.row; |
1346 | num = screen.cur.row; |
1329 | break; |
1347 | break; |
1330 | case 2: /* erase whole screen */ |
1348 | case 2: /* erase whole screen */ |
1331 | selection_check (3); |
|
|
1332 | row = 0; |
1349 | row = 0; |
1333 | num = nrow; |
1350 | num = nrow; |
1334 | break; |
1351 | break; |
1335 | default: |
1352 | default: |
1336 | return; |
1353 | return; |
… | |
… | |
1353 | { |
1370 | { |
1354 | ren = DEFAULT_RSTYLE; |
1371 | ren = DEFAULT_RSTYLE; |
1355 | |
1372 | |
1356 | if (mapped) |
1373 | if (mapped) |
1357 | XClearArea (dpy, vt, 0, |
1374 | XClearArea (dpy, vt, 0, |
1358 | Row2Pixel (row - view_start), (unsigned int)width, |
1375 | Row2Pixel (row - view_start), (unsigned int)vt_width, |
1359 | (unsigned int)Height2Pixel (num), False); |
1376 | (unsigned int)Height2Pixel (num), False); |
1360 | } |
1377 | } |
1361 | else |
1378 | else |
1362 | { |
1379 | { |
1363 | ren = rstyle & (RS_fgMask | RS_bgMask); |
1380 | ren = rstyle & (RS_fgMask | RS_bgMask); |
… | |
… | |
1366 | { |
1383 | { |
1367 | gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; |
1384 | gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; |
1368 | XChangeGC (dpy, gc, GCForeground, &gcvalue); |
1385 | XChangeGC (dpy, gc, GCForeground, &gcvalue); |
1369 | XFillRectangle (dpy, vt, gc, |
1386 | XFillRectangle (dpy, vt, gc, |
1370 | 0, Row2Pixel (row - view_start), |
1387 | 0, Row2Pixel (row - view_start), |
1371 | (unsigned int)width, |
1388 | (unsigned int)vt_width, |
1372 | (unsigned int)Height2Pixel (num)); |
1389 | (unsigned int)Height2Pixel (num)); |
1373 | gcvalue.foreground = pix_colors[Color_fg]; |
1390 | gcvalue.foreground = pix_colors[Color_fg]; |
1374 | XChangeGC (dpy, gc, GCForeground, &gcvalue); |
1391 | XChangeGC (dpy, gc, GCForeground, &gcvalue); |
1375 | } |
1392 | } |
1376 | } |
1393 | } |
… | |
… | |
1407 | |
1424 | |
1408 | want_refresh = 1; |
1425 | want_refresh = 1; |
1409 | ZERO_SCROLLBACK (); |
1426 | ZERO_SCROLLBACK (); |
1410 | |
1427 | |
1411 | num_scr_allow = 0; |
1428 | num_scr_allow = 0; |
1412 | selection_check (3); |
1429 | |
|
|
1430 | row_col_t pos; |
|
|
1431 | pos.row = pos.col = 0; |
|
|
1432 | if (ROWCOL_IS_AFTER (selection.end, pos)) |
|
|
1433 | CLEAR_SELECTION (); |
1413 | |
1434 | |
1414 | fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); |
1435 | fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); |
1415 | for (int row = nrow; row--; ) |
1436 | for (int row = nrow; row--; ) |
1416 | { |
1437 | { |
1417 | line_t &line = ROW(row); |
1438 | line_t &line = ROW(row); |
… | |
… | |
1858 | * Refresh the entire screen |
1879 | * Refresh the entire screen |
1859 | */ |
1880 | */ |
1860 | void |
1881 | void |
1861 | rxvt_term::scr_touch (bool refresh) NOTHROW |
1882 | rxvt_term::scr_touch (bool refresh) NOTHROW |
1862 | { |
1883 | { |
1863 | scr_expose (0, 0, width, height, refresh); |
1884 | scr_expose (0, 0, vt_width, vt_height, refresh); |
1864 | } |
1885 | } |
1865 | |
1886 | |
1866 | /* ------------------------------------------------------------------------- */ |
1887 | /* ------------------------------------------------------------------------- */ |
1867 | /* |
1888 | /* |
1868 | * Move the display so that the line represented by scrollbar value Y is at |
1889 | * Move the display so that the line represented by scrollbar value Y is at |
… | |
… | |
2030 | * A: set up vars |
2051 | * A: set up vars |
2031 | */ |
2052 | */ |
2032 | refresh_count = 0; |
2053 | refresh_count = 0; |
2033 | |
2054 | |
2034 | unsigned int old_screen_flags = screen.flags; |
2055 | unsigned int old_screen_flags = screen.flags; |
2035 | char have_bg = 0; |
2056 | bool have_bg = 0; |
2036 | #ifdef HAVE_BG_PIXMAP |
2057 | #ifdef HAVE_BG_PIXMAP |
2037 | have_bg = bg_pixmap != None; |
2058 | have_bg = bg_pixmap != None; |
2038 | #endif |
2059 | #endif |
2039 | ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ |
2060 | ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ |
2040 | |
2061 | |
… | |
… | |
2046 | HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); |
2067 | HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); |
2047 | #if ENABLE_OVERLAY |
2068 | #if ENABLE_OVERLAY |
2048 | scr_swap_overlay (); |
2069 | scr_swap_overlay (); |
2049 | #endif |
2070 | #endif |
2050 | |
2071 | |
2051 | char showcursor = screen.flags & Screen_VisibleCursor; |
2072 | bool showcursor = screen.flags & Screen_VisibleCursor; |
2052 | |
2073 | |
2053 | /* |
2074 | /* |
2054 | * C: set the cursor character (s) |
2075 | * C: set the cursor character (s) |
2055 | */ |
2076 | */ |
2056 | { |
2077 | { |
2057 | unsigned char setoldcursor; |
2078 | bool setoldcursor; |
2058 | |
2079 | |
2059 | #ifdef CURSOR_BLINK |
2080 | #ifdef CURSOR_BLINK |
2060 | if (hidden_cursor) |
2081 | if (hidden_cursor) |
2061 | showcursor = 0; |
2082 | showcursor = 0; |
2062 | #endif |
2083 | #endif |
… | |
… | |
2149 | { |
2170 | { |
2150 | int16_t nits; |
2171 | int16_t nits; |
2151 | int i = num_scr; |
2172 | int i = num_scr; |
2152 | int j; |
2173 | int j; |
2153 | int len, wlen; |
2174 | int len, wlen; |
2154 | dLocal (int, num_scr); |
|
|
2155 | |
2175 | |
2156 | j = nrow; |
2176 | j = nrow; |
2157 | wlen = len = -1; |
2177 | wlen = len = -1; |
2158 | row = i > 0 ? 0 : j - 1; |
2178 | row = i > 0 ? 0 : j - 1; |
2159 | |
2179 | |
… | |
… | |
2464 | |
2484 | |
2465 | XDrawRectangle (dpy, vt, gc, |
2485 | XDrawRectangle (dpy, vt, gc, |
2466 | Col2Pixel (col), |
2486 | Col2Pixel (col), |
2467 | Row2Pixel (oldcursor.row), |
2487 | Row2Pixel (oldcursor.row), |
2468 | (unsigned int) (Width2Pixel (cursorwidth) - 1), |
2488 | (unsigned int) (Width2Pixel (cursorwidth) - 1), |
2469 | (unsigned int) (Height2Pixel (1) - lineSpace - 1)); |
2489 | (unsigned int) (Height2Pixel (1) - 1)); |
2470 | } |
2490 | } |
2471 | } |
2491 | } |
2472 | |
2492 | |
2473 | /* |
2493 | /* |
2474 | * H: cleanup selection |
2494 | * H: cleanup selection |
… | |
… | |
2486 | } |
2506 | } |
2487 | |
2507 | |
2488 | void |
2508 | void |
2489 | rxvt_term::scr_remap_chars (line_t &l) NOTHROW |
2509 | rxvt_term::scr_remap_chars (line_t &l) NOTHROW |
2490 | { |
2510 | { |
2491 | if (!l.t) |
2511 | if (!l.valid ()) |
2492 | return; |
2512 | return; |
2493 | |
2513 | |
2494 | l.touch (); // maybe a bit of an overkill, but it's not performance-relevant |
2514 | l.touch (); // maybe a bit of an overkill, but it's not performance-relevant |
2495 | |
2515 | |
2496 | for (int i = ncol; i--; ) |
2516 | for (int i = ncol; i--; ) |
… | |
… | |
2546 | { |
2566 | { |
2547 | if (transparent) |
2567 | if (transparent) |
2548 | XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); |
2568 | XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); |
2549 | else |
2569 | else |
2550 | XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); |
2570 | XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); |
2551 | scrollBar.state = STATE_IDLE; |
2571 | scrollBar.state = SB_STATE_IDLE; |
2552 | scrollBar.show (0); |
2572 | scrollBar.show (0); |
2553 | } |
2573 | } |
2554 | |
2574 | |
2555 | if (refresh) |
2575 | if (refresh) |
2556 | { |
2576 | { |
… | |
… | |
2650 | */ |
2670 | */ |
2651 | #if 0 |
2671 | #if 0 |
2652 | void |
2672 | void |
2653 | rxvt_term::scr_dump (int fd) NOTHROW |
2673 | rxvt_term::scr_dump (int fd) NOTHROW |
2654 | { |
2674 | { |
2655 | int row, wrote; |
2675 | // if this method is needed, it can be implemented by factoring the |
2656 | unsigned int width, towrite; |
2676 | // relevant code in scr_printscreen |
2657 | const char r1[] = "\n"; |
|
|
2658 | |
|
|
2659 | for (row = saveLines + top_row; |
|
|
2660 | row < saveLines + nrow - 1; row++) |
|
|
2661 | { |
|
|
2662 | width = row_buf[row].l >= 0 ? row_buf[row].l |
|
|
2663 | : ncol; |
|
|
2664 | for (towrite = width; towrite; towrite -= wrote) |
|
|
2665 | { |
|
|
2666 | wrote = write (fd, & (row_buf[row].t[width - towrite]), |
|
|
2667 | towrite); |
|
|
2668 | if (wrote < 0) |
|
|
2669 | return; /* XXX: death, no report */ |
|
|
2670 | } |
|
|
2671 | if (row_buf[row].l >= 0) |
|
|
2672 | if (write (fd, r1, 1) <= 0) |
|
|
2673 | return; /* XXX: death, no report */ |
|
|
2674 | } |
|
|
2675 | } |
2677 | } |
2676 | #endif |
2678 | #endif |
2677 | |
2679 | |
2678 | /* ------------------------------------------------------------------------- * |
2680 | /* ------------------------------------------------------------------------- * |
2679 | * CHARACTER SELECTION * |
2681 | * CHARACTER SELECTION * |
2680 | * ------------------------------------------------------------------------- */ |
2682 | * ------------------------------------------------------------------------- */ |
2681 | void |
2683 | void |
2682 | rxvt_term::selection_check (int check_more) NOTHROW |
2684 | rxvt_term::selection_check (int check_more) NOTHROW |
2683 | { |
2685 | { |
2684 | row_col_t pos; |
|
|
2685 | |
|
|
2686 | if (!selection.op) |
2686 | if (!selection.op) |
2687 | return; |
2687 | return; |
2688 | |
2688 | |
2689 | pos.row = pos.col = 0; |
|
|
2690 | if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) |
2689 | if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) |
2691 | || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) |
2690 | || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) |
2692 | || !IN_RANGE_EXC (selection.end.row, top_row, nrow) |
2691 | || !IN_RANGE_EXC (selection.end.row, top_row, nrow) |
2693 | || (check_more == 1 |
2692 | || (check_more == 1 |
2694 | && current_screen == selection.screen |
2693 | && current_screen == selection.screen |
2695 | && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) |
2694 | && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) |
2696 | && ROWCOL_IS_BEFORE (screen.cur, selection.end)) |
2695 | && ROWCOL_IS_BEFORE (screen.cur, selection.end))) |
2697 | || (check_more == 2 |
|
|
2698 | && ROWCOL_IS_BEFORE (selection.beg, pos) |
|
|
2699 | && ROWCOL_IS_AFTER (selection.end, pos)) |
|
|
2700 | || (check_more == 3 |
|
|
2701 | && ROWCOL_IS_AFTER (selection.end, pos)) |
|
|
2702 | || (check_more == 4 /* screen width change */ |
|
|
2703 | && (selection.beg.row != selection.end.row |
|
|
2704 | || selection.end.col > ncol))) |
|
|
2705 | CLEAR_SELECTION (); |
2696 | CLEAR_ALL_SELECTION (); |
2706 | } |
2697 | } |
2707 | |
2698 | |
2708 | /* ------------------------------------------------------------------------- */ |
2699 | /* ------------------------------------------------------------------------- */ |
2709 | /* |
2700 | /* |
2710 | * Paste a selection direct to the command fd |
2701 | * Paste a selection direct to the command fd |
… | |
… | |
2716 | for (unsigned int i = 0; i < len; i++) |
2707 | for (unsigned int i = 0; i < len; i++) |
2717 | if (data[i] == C0_LF) |
2708 | if (data[i] == C0_LF) |
2718 | data[i] = C0_CR; |
2709 | data[i] = C0_CR; |
2719 | |
2710 | |
2720 | if (priv_modes & PrivMode_BracketPaste) |
2711 | if (priv_modes & PrivMode_BracketPaste) |
2721 | tt_printf ("\e[200~"); |
2712 | tt_printf ("\x1b[200~"); |
2722 | |
2713 | |
2723 | tt_write (data, len); |
2714 | tt_write (data, len); |
2724 | |
2715 | |
2725 | if (priv_modes & PrivMode_BracketPaste) |
2716 | if (priv_modes & PrivMode_BracketPaste) |
2726 | tt_printf ("\e[201~"); |
2717 | tt_printf ("\x1b[201~"); |
2727 | } |
2718 | } |
2728 | |
2719 | |
2729 | void |
2720 | void |
2730 | rxvt_term::paste (char *data, unsigned int len) NOTHROW |
2721 | rxvt_term::paste (char *data, unsigned int len) NOTHROW |
2731 | { |
2722 | { |