1 b3994ec5 2003-12-11 devnull #include <u.h>
  2 b3994ec5 2003-12-11 devnull #include <libc.h>
  3 b3994ec5 2003-12-11 devnull #include <draw.h>
  4 b3994ec5 2003-12-11 devnull #include <thread.h>
  5 b3994ec5 2003-12-11 devnull #include <cursor.h>
  6 b3994ec5 2003-12-11 devnull #include <mouse.h>
  7 b3994ec5 2003-12-11 devnull #include <keyboard.h>
  8 b3994ec5 2003-12-11 devnull #include <frame.h>
  9 b3994ec5 2003-12-11 devnull #include <fcall.h>
 10 b3994ec5 2003-12-11 devnull #include <plumb.h>
 11 67dbeee5 2017-10-10 rsc #include <libsec.h>
 12 b3994ec5 2003-12-11 devnull #include "dat.h"
 13 b3994ec5 2003-12-11 devnull #include "fns.h"
 14 b3994ec5 2003-12-11 devnull 
 15 b3994ec5 2003-12-11 devnull static Rune Lheader[] = {
 16 b3994ec5 2003-12-11 devnull 	'N', 'e', 'w', ' ',
 17 b3994ec5 2003-12-11 devnull 	'C', 'u', 't', ' ',
 18 b3994ec5 2003-12-11 devnull 	'P', 'a', 's', 't', 'e', ' ',
 19 b3994ec5 2003-12-11 devnull 	'S', 'n', 'a', 'r', 'f', ' ',
 20 b3994ec5 2003-12-11 devnull 	'S', 'o', 'r', 't', ' ',
 21 b3994ec5 2003-12-11 devnull 	'Z', 'e', 'r', 'o', 'x', ' ',
 22 b3994ec5 2003-12-11 devnull 	'D', 'e', 'l', 'c', 'o', 'l', ' ',
 23 b3994ec5 2003-12-11 devnull 	0
 24 b3994ec5 2003-12-11 devnull };
 25 b3994ec5 2003-12-11 devnull 
 26 b3994ec5 2003-12-11 devnull void
 27 b3994ec5 2003-12-11 devnull colinit(Column *c, Rectangle r)
 28 b3994ec5 2003-12-11 devnull {
 29 b3994ec5 2003-12-11 devnull 	Rectangle r1;
 30 b3994ec5 2003-12-11 devnull 	Text *t;
 31 b3994ec5 2003-12-11 devnull 
 32 b3994ec5 2003-12-11 devnull 	draw(screen, r, display->white, nil, ZP);
 33 b3994ec5 2003-12-11 devnull 	c->r = r;
 34 b3994ec5 2003-12-11 devnull 	c->w = nil;
 35 b3994ec5 2003-12-11 devnull 	c->nw = 0;
 36 b3994ec5 2003-12-11 devnull 	t = &c->tag;
 37 b3994ec5 2003-12-11 devnull 	t->w = nil;
 38 b3994ec5 2003-12-11 devnull 	t->col = c;
 39 b3994ec5 2003-12-11 devnull 	r1 = r;
 40 b3994ec5 2003-12-11 devnull 	r1.max.y = r1.min.y + font->height;
 41 b3994ec5 2003-12-11 devnull 	textinit(t, fileaddtext(nil, t), r1, &reffont, tagcols);
 42 b3994ec5 2003-12-11 devnull 	t->what = Columntag;
 43 b3994ec5 2003-12-11 devnull 	r1.min.y = r1.max.y;
 44 b3994ec5 2003-12-11 devnull 	r1.max.y += Border;
 45 b3994ec5 2003-12-11 devnull 	draw(screen, r1, display->black, nil, ZP);
 46 b3994ec5 2003-12-11 devnull 	textinsert(t, 0, Lheader, 38, TRUE);
 47 b3994ec5 2003-12-11 devnull 	textsetselect(t, t->file->b.nc, t->file->b.nc);
 48 b3994ec5 2003-12-11 devnull 	draw(screen, t->scrollr, colbutton, nil, colbutton->r.min);
 49 b3994ec5 2003-12-11 devnull 	c->safe = TRUE;
 50 b3994ec5 2003-12-11 devnull }
 51 b3994ec5 2003-12-11 devnull 
 52 b3994ec5 2003-12-11 devnull Window*
 53 b3994ec5 2003-12-11 devnull coladd(Column *c, Window *w, Window *clone, int y)
 54 b3994ec5 2003-12-11 devnull {
 55 b3994ec5 2003-12-11 devnull 	Rectangle r, r1;
 56 b3994ec5 2003-12-11 devnull 	Window *v;
 57 41636940 2008-03-07 rsc 	int i, j, minht, ymax, buggered;
 58 b3994ec5 2003-12-11 devnull 
 59 b3994ec5 2003-12-11 devnull 	v = nil;
 60 b3994ec5 2003-12-11 devnull 	r = c->r;
 61 b3994ec5 2003-12-11 devnull 	r.min.y = c->tag.fr.r.max.y+Border;
 62 b3994ec5 2003-12-11 devnull 	if(y<r.min.y && c->nw>0){	/* steal half of last window by default */
 63 b3994ec5 2003-12-11 devnull 		v = c->w[c->nw-1];
 64 b3994ec5 2003-12-11 devnull 		y = v->body.fr.r.min.y+Dy(v->body.fr.r)/2;
 65 b3994ec5 2003-12-11 devnull 	}
 66 b3994ec5 2003-12-11 devnull 	/* look for window we'll land on */
 67 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++){
 68 b3994ec5 2003-12-11 devnull 		v = c->w[i];
 69 b3994ec5 2003-12-11 devnull 		if(y < v->r.max.y)
 70 b3994ec5 2003-12-11 devnull 			break;
 71 b3994ec5 2003-12-11 devnull 	}
 72 41636940 2008-03-07 rsc 	buggered = 0;
 73 b3994ec5 2003-12-11 devnull 	if(c->nw > 0){
 74 b3994ec5 2003-12-11 devnull 		if(i < c->nw)
 75 b3994ec5 2003-12-11 devnull 			i++;	/* new window will go after v */
 76 b3994ec5 2003-12-11 devnull 		/*
 77 a2db69c8 2008-03-07 rsc 		 * if landing window (v) is too small, grow it first.
 78 b3994ec5 2003-12-11 devnull 		 */
 79 20ae0b0f 2005-12-16 devnull 		minht = v->tag.fr.font->height+Border+1;
 80 20ae0b0f 2005-12-16 devnull 		j = 0;
 81 20ae0b0f 2005-12-16 devnull 		while(!c->safe || v->body.fr.maxlines<=3 || Dy(v->body.all) <= minht){
 82 20ae0b0f 2005-12-16 devnull 			if(++j > 10){
 83 41636940 2008-03-07 rsc 				buggered = 1;	/* too many windows in column */
 84 20ae0b0f 2005-12-16 devnull 				break;
 85 20ae0b0f 2005-12-16 devnull 			}
 86 b3994ec5 2003-12-11 devnull 			colgrow(c, v, 1);
 87 b3994ec5 2003-12-11 devnull 		}
 88 a2db69c8 2008-03-07 rsc 
 89 a2db69c8 2008-03-07 rsc 		/*
 90 a2db69c8 2008-03-07 rsc 		 * figure out where to split v to make room for w
 91 a2db69c8 2008-03-07 rsc 		 */
 92 fa325e9b 2020-01-10 cross 
 93 41636940 2008-03-07 rsc 		/* new window stops where next window begins */
 94 41636940 2008-03-07 rsc 		if(i < c->nw)
 95 a2db69c8 2008-03-07 rsc 			ymax = c->w[i]->r.min.y-Border;
 96 41636940 2008-03-07 rsc 		else
 97 41636940 2008-03-07 rsc 			ymax = c->r.max.y;
 98 fa325e9b 2020-01-10 cross 
 99 41636940 2008-03-07 rsc 		/* new window must start after v's tag ends */
100 41636940 2008-03-07 rsc 		y = max(y, v->tagtop.max.y+Border);
101 fa325e9b 2020-01-10 cross 
102 41636940 2008-03-07 rsc 		/* new window must start early enough to end before ymax */
103 a2db69c8 2008-03-07 rsc 		y = min(y, ymax - minht);
104 fa325e9b 2020-01-10 cross 
105 41636940 2008-03-07 rsc 		/* if y is too small, too many windows in column */
106 41636940 2008-03-07 rsc 		if(y < v->tagtop.max.y+Border)
107 41636940 2008-03-07 rsc 			buggered = 1;
108 a2db69c8 2008-03-07 rsc 
109 a2db69c8 2008-03-07 rsc 		/*
110 41636940 2008-03-07 rsc 		 * resize & redraw v
111 a2db69c8 2008-03-07 rsc 		 */
112 41636940 2008-03-07 rsc 		r = v->r;
113 41636940 2008-03-07 rsc 		r.max.y = ymax;
114 b3994ec5 2003-12-11 devnull 		draw(screen, r, textcols[BACK], nil, ZP);
115 b3994ec5 2003-12-11 devnull 		r1 = r;
116 a2db69c8 2008-03-07 rsc 		y = min(y, ymax-(v->tag.fr.font->height*v->taglines+v->body.fr.font->height+Border+1));
117 b3994ec5 2003-12-11 devnull 		r1.max.y = min(y, v->body.fr.r.min.y+v->body.fr.nlines*v->body.fr.font->height);
118 33dc4226 2005-10-31 devnull 		r1.min.y = winresize(v, r1, FALSE, FALSE);
119 b3994ec5 2003-12-11 devnull 		r1.max.y = r1.min.y+Border;
120 b3994ec5 2003-12-11 devnull 		draw(screen, r1, display->black, nil, ZP);
121 fa325e9b 2020-01-10 cross 
122 41636940 2008-03-07 rsc 		/*
123 41636940 2008-03-07 rsc 		 * leave r with w's coordinates
124 41636940 2008-03-07 rsc 		 */
125 b3994ec5 2003-12-11 devnull 		r.min.y = r1.max.y;
126 b3994ec5 2003-12-11 devnull 	}
127 b3994ec5 2003-12-11 devnull 	if(w == nil){
128 b3994ec5 2003-12-11 devnull 		w = emalloc(sizeof(Window));
129 b3994ec5 2003-12-11 devnull 		w->col = c;
130 b3994ec5 2003-12-11 devnull 		draw(screen, r, textcols[BACK], nil, ZP);
131 b3994ec5 2003-12-11 devnull 		wininit(w, clone, r);
132 b3994ec5 2003-12-11 devnull 	}else{
133 b3994ec5 2003-12-11 devnull 		w->col = c;
134 33dc4226 2005-10-31 devnull 		winresize(w, r, FALSE, TRUE);
135 b3994ec5 2003-12-11 devnull 	}
136 b3994ec5 2003-12-11 devnull 	w->tag.col = c;
137 b3994ec5 2003-12-11 devnull 	w->tag.row = c->row;
138 b3994ec5 2003-12-11 devnull 	w->body.col = c;
139 b3994ec5 2003-12-11 devnull 	w->body.row = c->row;
140 b3994ec5 2003-12-11 devnull 	c->w = realloc(c->w, (c->nw+1)*sizeof(Window*));
141 b3994ec5 2003-12-11 devnull 	memmove(c->w+i+1, c->w+i, (c->nw-i)*sizeof(Window*));
142 b3994ec5 2003-12-11 devnull 	c->nw++;
143 b3994ec5 2003-12-11 devnull 	c->w[i] = w;
144 41636940 2008-03-07 rsc 	c->safe = TRUE;
145 fa325e9b 2020-01-10 cross 
146 41636940 2008-03-07 rsc 	/* if there were too many windows, redraw the whole column */
147 41636940 2008-03-07 rsc 	if(buggered)
148 41636940 2008-03-07 rsc 		colresize(c, c->r);
149 41636940 2008-03-07 rsc 
150 b3994ec5 2003-12-11 devnull 	savemouse(w);
151 41636940 2008-03-07 rsc 	/* near the button, but in the body */
152 b3994ec5 2003-12-11 devnull 	moveto(mousectl, addpt(w->tag.scrollr.max, Pt(3, 3)));
153 b3994ec5 2003-12-11 devnull 	barttext = &w->body;
154 b3994ec5 2003-12-11 devnull 	return w;
155 b3994ec5 2003-12-11 devnull }
156 b3994ec5 2003-12-11 devnull 
157 b3994ec5 2003-12-11 devnull void
158 b3994ec5 2003-12-11 devnull colclose(Column *c, Window *w, int dofree)
159 b3994ec5 2003-12-11 devnull {
160 b3994ec5 2003-12-11 devnull 	Rectangle r;
161 37f8ed24 2012-09-24 rsc 	int i, didmouse, up;
162 b3994ec5 2003-12-11 devnull 
163 b3994ec5 2003-12-11 devnull 	/* w is locked */
164 b3994ec5 2003-12-11 devnull 	if(!c->safe)
165 b3994ec5 2003-12-11 devnull 		colgrow(c, w, 1);
166 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++)
167 b3994ec5 2003-12-11 devnull 		if(c->w[i] == w)
168 b3994ec5 2003-12-11 devnull 			goto Found;
169 b3994ec5 2003-12-11 devnull 	error("can't find window");
170 b3994ec5 2003-12-11 devnull   Found:
171 b3994ec5 2003-12-11 devnull 	r = w->r;
172 b3994ec5 2003-12-11 devnull 	w->tag.col = nil;
173 b3994ec5 2003-12-11 devnull 	w->body.col = nil;
174 b3994ec5 2003-12-11 devnull 	w->col = nil;
175 37f8ed24 2012-09-24 rsc 	didmouse = restoremouse(w);
176 b3994ec5 2003-12-11 devnull 	if(dofree){
177 b3994ec5 2003-12-11 devnull 		windelete(w);
178 b3994ec5 2003-12-11 devnull 		winclose(w);
179 b3994ec5 2003-12-11 devnull 	}
180 b3994ec5 2003-12-11 devnull 	c->nw--;
181 a2db69c8 2008-03-07 rsc 	memmove(c->w+i, c->w+i+1, (c->nw-i)*sizeof(Window*));
182 b3994ec5 2003-12-11 devnull 	c->w = realloc(c->w, c->nw*sizeof(Window*));
183 b3994ec5 2003-12-11 devnull 	if(c->nw == 0){
184 b3994ec5 2003-12-11 devnull 		draw(screen, r, display->white, nil, ZP);
185 b3994ec5 2003-12-11 devnull 		return;
186 b3994ec5 2003-12-11 devnull 	}
187 37f8ed24 2012-09-24 rsc 	up = 0;
188 b3994ec5 2003-12-11 devnull 	if(i == c->nw){		/* extend last window down */
189 b3994ec5 2003-12-11 devnull 		w = c->w[i-1];
190 b3994ec5 2003-12-11 devnull 		r.min.y = w->r.min.y;
191 b3994ec5 2003-12-11 devnull 		r.max.y = c->r.max.y;
192 b3994ec5 2003-12-11 devnull 	}else{			/* extend next window up */
193 37f8ed24 2012-09-24 rsc 		up = 1;
194 b3994ec5 2003-12-11 devnull 		w = c->w[i];
195 b3994ec5 2003-12-11 devnull 		r.max.y = w->r.max.y;
196 b3994ec5 2003-12-11 devnull 	}
197 b3994ec5 2003-12-11 devnull 	draw(screen, r, textcols[BACK], nil, ZP);
198 37f8ed24 2012-09-24 rsc 	if(c->safe) {
199 37f8ed24 2012-09-24 rsc 		if(!didmouse && up)
200 37f8ed24 2012-09-24 rsc 			w->showdel = TRUE;
201 33dc4226 2005-10-31 devnull 		winresize(w, r, FALSE, TRUE);
202 37f8ed24 2012-09-24 rsc 		if(!didmouse && up)
203 37f8ed24 2012-09-24 rsc 			movetodel(w);
204 37f8ed24 2012-09-24 rsc 	}
205 b3994ec5 2003-12-11 devnull }
206 b3994ec5 2003-12-11 devnull 
207 b3994ec5 2003-12-11 devnull void
208 b3994ec5 2003-12-11 devnull colcloseall(Column *c)
209 b3994ec5 2003-12-11 devnull {
210 b3994ec5 2003-12-11 devnull 	int i;
211 b3994ec5 2003-12-11 devnull 	Window *w;
212 b3994ec5 2003-12-11 devnull 
213 b3994ec5 2003-12-11 devnull 	if(c == activecol)
214 b3994ec5 2003-12-11 devnull 		activecol = nil;
215 b3994ec5 2003-12-11 devnull 	textclose(&c->tag);
216 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++){
217 b3994ec5 2003-12-11 devnull 		w = c->w[i];
218 b3994ec5 2003-12-11 devnull 		winclose(w);
219 b3994ec5 2003-12-11 devnull 	}
220 b3994ec5 2003-12-11 devnull 	c->nw = 0;
221 b3994ec5 2003-12-11 devnull 	free(c->w);
222 b3994ec5 2003-12-11 devnull 	free(c);
223 b3994ec5 2003-12-11 devnull 	clearmouse();
224 b3994ec5 2003-12-11 devnull }
225 b3994ec5 2003-12-11 devnull 
226 b3994ec5 2003-12-11 devnull void
227 b3994ec5 2003-12-11 devnull colmousebut(Column *c)
228 b3994ec5 2003-12-11 devnull {
229 b3994ec5 2003-12-11 devnull 	moveto(mousectl, divpt(addpt(c->tag.scrollr.min, c->tag.scrollr.max), 2));
230 b3994ec5 2003-12-11 devnull }
231 b3994ec5 2003-12-11 devnull 
232 b3994ec5 2003-12-11 devnull void
233 b3994ec5 2003-12-11 devnull colresize(Column *c, Rectangle r)
234 b3994ec5 2003-12-11 devnull {
235 4650064a 2020-03-30 rsc 	int i, old, new;
236 b3994ec5 2003-12-11 devnull 	Rectangle r1, r2;
237 b3994ec5 2003-12-11 devnull 	Window *w;
238 b3994ec5 2003-12-11 devnull 
239 b3994ec5 2003-12-11 devnull 	clearmouse();
240 b3994ec5 2003-12-11 devnull 	r1 = r;
241 b3994ec5 2003-12-11 devnull 	r1.max.y = r1.min.y + c->tag.fr.font->height;
242 33dc4226 2005-10-31 devnull 	textresize(&c->tag, r1, TRUE);
243 b3994ec5 2003-12-11 devnull 	draw(screen, c->tag.scrollr, colbutton, nil, colbutton->r.min);
244 b3994ec5 2003-12-11 devnull 	r1.min.y = r1.max.y;
245 b3994ec5 2003-12-11 devnull 	r1.max.y += Border;
246 b3994ec5 2003-12-11 devnull 	draw(screen, r1, display->black, nil, ZP);
247 b3994ec5 2003-12-11 devnull 	r1.max.y = r.max.y;
248 4650064a 2020-03-30 rsc 	new = Dy(r) - c->nw*(Border + font->height);
249 4650064a 2020-03-30 rsc 	old = Dy(c->r) - c->nw*(Border + font->height);
250 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++){
251 b3994ec5 2003-12-11 devnull 		w = c->w[i];
252 b3994ec5 2003-12-11 devnull 		w->maxlines = 0;
253 b3994ec5 2003-12-11 devnull 		if(i == c->nw-1)
254 b3994ec5 2003-12-11 devnull 			r1.max.y = r.max.y;
255 76b9347a 2018-11-14 rsc 		else{
256 76b9347a 2018-11-14 rsc 			r1.max.y = r1.min.y;
257 4650064a 2020-03-30 rsc 			if(new > 0 && old > 0 && Dy(w->r) > Border+font->height){
258 4650064a 2020-03-30 rsc 				r1.max.y += (Dy(w->r)-Border-font->height)*new/old + Border + font->height;
259 76b9347a 2018-11-14 rsc 			}
260 76b9347a 2018-11-14 rsc 		}
261 a2db69c8 2008-03-07 rsc 		r1.max.y = max(r1.max.y, r1.min.y + Border+font->height);
262 b3994ec5 2003-12-11 devnull 		r2 = r1;
263 b3994ec5 2003-12-11 devnull 		r2.max.y = r2.min.y+Border;
264 b3994ec5 2003-12-11 devnull 		draw(screen, r2, display->black, nil, ZP);
265 b3994ec5 2003-12-11 devnull 		r1.min.y = r2.max.y;
266 33dc4226 2005-10-31 devnull 		r1.min.y = winresize(w, r1, FALSE, i==c->nw-1);
267 b3994ec5 2003-12-11 devnull 	}
268 b3994ec5 2003-12-11 devnull 	c->r = r;
269 b3994ec5 2003-12-11 devnull }
270 b3994ec5 2003-12-11 devnull 
271 b3994ec5 2003-12-11 devnull static
272 b3994ec5 2003-12-11 devnull int
273 b3994ec5 2003-12-11 devnull colcmp(const void *a, const void *b)
274 b3994ec5 2003-12-11 devnull {
275 b3994ec5 2003-12-11 devnull 	Rune *r1, *r2;
276 b3994ec5 2003-12-11 devnull 	int i, nr1, nr2;
277 b3994ec5 2003-12-11 devnull 
278 b3994ec5 2003-12-11 devnull 	r1 = (*(Window**)a)->body.file->name;
279 b3994ec5 2003-12-11 devnull 	nr1 = (*(Window**)a)->body.file->nname;
280 b3994ec5 2003-12-11 devnull 	r2 = (*(Window**)b)->body.file->name;
281 b3994ec5 2003-12-11 devnull 	nr2 = (*(Window**)b)->body.file->nname;
282 b3994ec5 2003-12-11 devnull 	for(i=0; i<nr1 && i<nr2; i++){
283 b3994ec5 2003-12-11 devnull 		if(*r1 != *r2)
284 b3994ec5 2003-12-11 devnull 			return *r1-*r2;
285 b3994ec5 2003-12-11 devnull 		r1++;
286 b3994ec5 2003-12-11 devnull 		r2++;
287 b3994ec5 2003-12-11 devnull 	}
288 b3994ec5 2003-12-11 devnull 	return nr1-nr2;
289 b3994ec5 2003-12-11 devnull }
290 b3994ec5 2003-12-11 devnull 
291 b3994ec5 2003-12-11 devnull void
292 b3994ec5 2003-12-11 devnull colsort(Column *c)
293 b3994ec5 2003-12-11 devnull {
294 b3994ec5 2003-12-11 devnull 	int i, y;
295 b3994ec5 2003-12-11 devnull 	Rectangle r, r1, *rp;
296 b3994ec5 2003-12-11 devnull 	Window **wp, *w;
297 b3994ec5 2003-12-11 devnull 
298 b3994ec5 2003-12-11 devnull 	if(c->nw == 0)
299 b3994ec5 2003-12-11 devnull 		return;
300 b3994ec5 2003-12-11 devnull 	clearmouse();
301 b3994ec5 2003-12-11 devnull 	rp = emalloc(c->nw*sizeof(Rectangle));
302 b3994ec5 2003-12-11 devnull 	wp = emalloc(c->nw*sizeof(Window*));
303 b3994ec5 2003-12-11 devnull 	memmove(wp, c->w, c->nw*sizeof(Window*));
304 b3994ec5 2003-12-11 devnull 	qsort(wp, c->nw, sizeof(Window*), colcmp);
305 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++)
306 b3994ec5 2003-12-11 devnull 		rp[i] = wp[i]->r;
307 b3994ec5 2003-12-11 devnull 	r = c->r;
308 b3994ec5 2003-12-11 devnull 	r.min.y = c->tag.fr.r.max.y;
309 b3994ec5 2003-12-11 devnull 	draw(screen, r, textcols[BACK], nil, ZP);
310 b3994ec5 2003-12-11 devnull 	y = r.min.y;
311 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++){
312 b3994ec5 2003-12-11 devnull 		w = wp[i];
313 b3994ec5 2003-12-11 devnull 		r.min.y = y;
314 b3994ec5 2003-12-11 devnull 		if(i == c->nw-1)
315 b3994ec5 2003-12-11 devnull 			r.max.y = c->r.max.y;
316 b3994ec5 2003-12-11 devnull 		else
317 b3994ec5 2003-12-11 devnull 			r.max.y = r.min.y+Dy(w->r)+Border;
318 b3994ec5 2003-12-11 devnull 		r1 = r;
319 b3994ec5 2003-12-11 devnull 		r1.max.y = r1.min.y+Border;
320 b3994ec5 2003-12-11 devnull 		draw(screen, r1, display->black, nil, ZP);
321 b3994ec5 2003-12-11 devnull 		r.min.y = r1.max.y;
322 d5233ccb 2005-10-31 devnull 		y = winresize(w, r, FALSE, i==c->nw-1);
323 b3994ec5 2003-12-11 devnull 	}
324 b3994ec5 2003-12-11 devnull 	free(rp);
325 b3994ec5 2003-12-11 devnull 	free(c->w);
326 b3994ec5 2003-12-11 devnull 	c->w = wp;
327 b3994ec5 2003-12-11 devnull }
328 b3994ec5 2003-12-11 devnull 
329 b3994ec5 2003-12-11 devnull void
330 b3994ec5 2003-12-11 devnull colgrow(Column *c, Window *w, int but)
331 b3994ec5 2003-12-11 devnull {
332 b3994ec5 2003-12-11 devnull 	Rectangle r, cr;
333 b3994ec5 2003-12-11 devnull 	int i, j, k, l, y1, y2, *nl, *ny, tot, nnl, onl, dnl, h;
334 b3994ec5 2003-12-11 devnull 	Window *v;
335 b3994ec5 2003-12-11 devnull 
336 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++)
337 b3994ec5 2003-12-11 devnull 		if(c->w[i] == w)
338 b3994ec5 2003-12-11 devnull 			goto Found;
339 b3994ec5 2003-12-11 devnull 	error("can't find window");
340 b3994ec5 2003-12-11 devnull 
341 b3994ec5 2003-12-11 devnull   Found:
342 b3994ec5 2003-12-11 devnull 	cr = c->r;
343 b3994ec5 2003-12-11 devnull 	if(but < 0){	/* make sure window fills its own space properly */
344 b3994ec5 2003-12-11 devnull 		r = w->r;
345 b3994ec5 2003-12-11 devnull 		if(i==c->nw-1 || c->safe==FALSE)
346 b3994ec5 2003-12-11 devnull 			r.max.y = cr.max.y;
347 b3994ec5 2003-12-11 devnull 		else
348 a2db69c8 2008-03-07 rsc 			r.max.y = c->w[i+1]->r.min.y - Border;
349 33dc4226 2005-10-31 devnull 		winresize(w, r, FALSE, TRUE);
350 b3994ec5 2003-12-11 devnull 		return;
351 b3994ec5 2003-12-11 devnull 	}
352 b3994ec5 2003-12-11 devnull 	cr.min.y = c->w[0]->r.min.y;
353 b3994ec5 2003-12-11 devnull 	if(but == 3){	/* full size */
354 b3994ec5 2003-12-11 devnull 		if(i != 0){
355 b3994ec5 2003-12-11 devnull 			v = c->w[0];
356 b3994ec5 2003-12-11 devnull 			c->w[0] = w;
357 b3994ec5 2003-12-11 devnull 			c->w[i] = v;
358 b3994ec5 2003-12-11 devnull 		}
359 b3994ec5 2003-12-11 devnull 		draw(screen, cr, textcols[BACK], nil, ZP);
360 33dc4226 2005-10-31 devnull 		winresize(w, cr, FALSE, TRUE);
361 b3994ec5 2003-12-11 devnull 		for(i=1; i<c->nw; i++)
362 b3994ec5 2003-12-11 devnull 			c->w[i]->body.fr.maxlines = 0;
363 b3994ec5 2003-12-11 devnull 		c->safe = FALSE;
364 b3994ec5 2003-12-11 devnull 		return;
365 b3994ec5 2003-12-11 devnull 	}
366 b3994ec5 2003-12-11 devnull 	/* store old #lines for each window */
367 b3994ec5 2003-12-11 devnull 	onl = w->body.fr.maxlines;
368 b3994ec5 2003-12-11 devnull 	nl = emalloc(c->nw * sizeof(int));
369 b3994ec5 2003-12-11 devnull 	ny = emalloc(c->nw * sizeof(int));
370 b3994ec5 2003-12-11 devnull 	tot = 0;
371 b3994ec5 2003-12-11 devnull 	for(j=0; j<c->nw; j++){
372 33dc4226 2005-10-31 devnull 		l = c->w[j]->taglines-1 + c->w[j]->body.fr.maxlines;
373 b3994ec5 2003-12-11 devnull 		nl[j] = l;
374 b3994ec5 2003-12-11 devnull 		tot += l;
375 b3994ec5 2003-12-11 devnull 	}
376 b3994ec5 2003-12-11 devnull 	/* approximate new #lines for this window */
377 b3994ec5 2003-12-11 devnull 	if(but == 2){	/* as big as can be */
378 b3994ec5 2003-12-11 devnull 		memset(nl, 0, c->nw * sizeof(int));
379 b3994ec5 2003-12-11 devnull 		goto Pack;
380 b3994ec5 2003-12-11 devnull 	}
381 33dc4226 2005-10-31 devnull 	nnl = min(onl + max(min(5, w->taglines-1+w->maxlines), onl/2), tot);
382 33dc4226 2005-10-31 devnull 	if(nnl < w->taglines-1+w->maxlines)
383 a2db69c8 2008-03-07 rsc 		nnl = (w->taglines-1+w->maxlines + nnl)/2;
384 b3994ec5 2003-12-11 devnull 	if(nnl == 0)
385 b3994ec5 2003-12-11 devnull 		nnl = 2;
386 b3994ec5 2003-12-11 devnull 	dnl = nnl - onl;
387 b3994ec5 2003-12-11 devnull 	/* compute new #lines for each window */
388 b3994ec5 2003-12-11 devnull 	for(k=1; k<c->nw; k++){
389 b3994ec5 2003-12-11 devnull 		/* prune from later window */
390 b3994ec5 2003-12-11 devnull 		j = i+k;
391 b3994ec5 2003-12-11 devnull 		if(j<c->nw && nl[j]){
392 b3994ec5 2003-12-11 devnull 			l = min(dnl, max(1, nl[j]/2));
393 b3994ec5 2003-12-11 devnull 			nl[j] -= l;
394 b3994ec5 2003-12-11 devnull 			nl[i] += l;
395 b3994ec5 2003-12-11 devnull 			dnl -= l;
396 b3994ec5 2003-12-11 devnull 		}
397 b3994ec5 2003-12-11 devnull 		/* prune from earlier window */
398 b3994ec5 2003-12-11 devnull 		j = i-k;
399 b3994ec5 2003-12-11 devnull 		if(j>=0 && nl[j]){
400 b3994ec5 2003-12-11 devnull 			l = min(dnl, max(1, nl[j]/2));
401 b3994ec5 2003-12-11 devnull 			nl[j] -= l;
402 b3994ec5 2003-12-11 devnull 			nl[i] += l;
403 b3994ec5 2003-12-11 devnull 			dnl -= l;
404 b3994ec5 2003-12-11 devnull 		}
405 b3994ec5 2003-12-11 devnull 	}
406 b3994ec5 2003-12-11 devnull     Pack:
407 b3994ec5 2003-12-11 devnull 	/* pack everyone above */
408 b3994ec5 2003-12-11 devnull 	y1 = cr.min.y;
409 b3994ec5 2003-12-11 devnull 	for(j=0; j<i; j++){
410 b3994ec5 2003-12-11 devnull 		v = c->w[j];
411 b3994ec5 2003-12-11 devnull 		r = v->r;
412 b3994ec5 2003-12-11 devnull 		r.min.y = y1;
413 33dc4226 2005-10-31 devnull 		r.max.y = y1+Dy(v->tagtop);
414 b3994ec5 2003-12-11 devnull 		if(nl[j])
415 b3994ec5 2003-12-11 devnull 			r.max.y += 1 + nl[j]*v->body.fr.font->height;
416 33dc4226 2005-10-31 devnull 		r.min.y = winresize(v, r, c->safe, FALSE);
417 b3994ec5 2003-12-11 devnull 		r.max.y += Border;
418 b3994ec5 2003-12-11 devnull 		draw(screen, r, display->black, nil, ZP);
419 b3994ec5 2003-12-11 devnull 		y1 = r.max.y;
420 b3994ec5 2003-12-11 devnull 	}
421 b3994ec5 2003-12-11 devnull 	/* scan to see new size of everyone below */
422 b3994ec5 2003-12-11 devnull 	y2 = c->r.max.y;
423 b3994ec5 2003-12-11 devnull 	for(j=c->nw-1; j>i; j--){
424 b3994ec5 2003-12-11 devnull 		v = c->w[j];
425 b3994ec5 2003-12-11 devnull 		r = v->r;
426 33dc4226 2005-10-31 devnull 		r.min.y = y2-Dy(v->tagtop);
427 b3994ec5 2003-12-11 devnull 		if(nl[j])
428 b3994ec5 2003-12-11 devnull 			r.min.y -= 1 + nl[j]*v->body.fr.font->height;
429 b3994ec5 2003-12-11 devnull 		r.min.y -= Border;
430 b3994ec5 2003-12-11 devnull 		ny[j] = r.min.y;
431 b3994ec5 2003-12-11 devnull 		y2 = r.min.y;
432 b3994ec5 2003-12-11 devnull 	}
433 b3994ec5 2003-12-11 devnull 	/* compute new size of window */
434 b3994ec5 2003-12-11 devnull 	r = w->r;
435 b3994ec5 2003-12-11 devnull 	r.min.y = y1;
436 33dc4226 2005-10-31 devnull 	r.max.y = y2;
437 b3994ec5 2003-12-11 devnull 	h = w->body.fr.font->height;
438 33dc4226 2005-10-31 devnull 	if(Dy(r) < Dy(w->tagtop)+1+h+Border)
439 d5233ccb 2005-10-31 devnull 		r.max.y = r.min.y + Dy(w->tagtop)+1+h+Border;
440 b3994ec5 2003-12-11 devnull 	/* draw window */
441 41636940 2008-03-07 rsc 	r.max.y = winresize(w, r, c->safe, TRUE);
442 b3994ec5 2003-12-11 devnull 	if(i < c->nw-1){
443 b3994ec5 2003-12-11 devnull 		r.min.y = r.max.y;
444 b3994ec5 2003-12-11 devnull 		r.max.y += Border;
445 b3994ec5 2003-12-11 devnull 		draw(screen, r, display->black, nil, ZP);
446 b3994ec5 2003-12-11 devnull 		for(j=i+1; j<c->nw; j++)
447 b3994ec5 2003-12-11 devnull 			ny[j] -= (y2-r.max.y);
448 b3994ec5 2003-12-11 devnull 	}
449 b3994ec5 2003-12-11 devnull 	/* pack everyone below */
450 b3994ec5 2003-12-11 devnull 	y1 = r.max.y;
451 b3994ec5 2003-12-11 devnull 	for(j=i+1; j<c->nw; j++){
452 b3994ec5 2003-12-11 devnull 		v = c->w[j];
453 b3994ec5 2003-12-11 devnull 		r = v->r;
454 b3994ec5 2003-12-11 devnull 		r.min.y = y1;
455 d5233ccb 2005-10-31 devnull 		r.max.y = y1+Dy(v->tagtop);
456 b3994ec5 2003-12-11 devnull 		if(nl[j])
457 b3994ec5 2003-12-11 devnull 			r.max.y += 1 + nl[j]*v->body.fr.font->height;
458 a2db69c8 2008-03-07 rsc 		y1 = winresize(v, r, c->safe, j==c->nw-1);
459 b3994ec5 2003-12-11 devnull 		if(j < c->nw-1){	/* no border on last window */
460 33dc4226 2005-10-31 devnull 			r.min.y = y1;
461 b3994ec5 2003-12-11 devnull 			r.max.y += Border;
462 b3994ec5 2003-12-11 devnull 			draw(screen, r, display->black, nil, ZP);
463 33dc4226 2005-10-31 devnull 			y1 = r.max.y;
464 b3994ec5 2003-12-11 devnull 		}
465 b3994ec5 2003-12-11 devnull 	}
466 b3994ec5 2003-12-11 devnull 	free(nl);
467 b3994ec5 2003-12-11 devnull 	free(ny);
468 b3994ec5 2003-12-11 devnull 	c->safe = TRUE;
469 b3994ec5 2003-12-11 devnull 	winmousebut(w);
470 b3994ec5 2003-12-11 devnull }
471 b3994ec5 2003-12-11 devnull 
472 b3994ec5 2003-12-11 devnull void
473 b3994ec5 2003-12-11 devnull coldragwin(Column *c, Window *w, int but)
474 b3994ec5 2003-12-11 devnull {
475 b3994ec5 2003-12-11 devnull 	Rectangle r;
476 b3994ec5 2003-12-11 devnull 	int i, b;
477 b3994ec5 2003-12-11 devnull 	Point p, op;
478 b3994ec5 2003-12-11 devnull 	Window *v;
479 b3994ec5 2003-12-11 devnull 	Column *nc;
480 b3994ec5 2003-12-11 devnull 
481 b3994ec5 2003-12-11 devnull 	clearmouse();
482 43b0d532 2018-11-16 rsc 	setcursor2(mousectl, &boxcursor, &boxcursor2);
483 b3994ec5 2003-12-11 devnull 	b = mouse->buttons;
484 b3994ec5 2003-12-11 devnull 	op = mouse->xy;
485 b3994ec5 2003-12-11 devnull 	while(mouse->buttons == b)
486 b3994ec5 2003-12-11 devnull 		readmouse(mousectl);
487 b3994ec5 2003-12-11 devnull 	setcursor(mousectl, nil);
488 b3994ec5 2003-12-11 devnull 	if(mouse->buttons){
489 b3994ec5 2003-12-11 devnull 		while(mouse->buttons)
490 b3994ec5 2003-12-11 devnull 			readmouse(mousectl);
491 b3994ec5 2003-12-11 devnull 		return;
492 b3994ec5 2003-12-11 devnull 	}
493 b3994ec5 2003-12-11 devnull 
494 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++)
495 b3994ec5 2003-12-11 devnull 		if(c->w[i] == w)
496 b3994ec5 2003-12-11 devnull 			goto Found;
497 b3994ec5 2003-12-11 devnull 	error("can't find window");
498 b3994ec5 2003-12-11 devnull 
499 b3994ec5 2003-12-11 devnull   Found:
500 a2db69c8 2008-03-07 rsc 	if(w->tagexpand)	/* force recomputation of window tag size */
501 a2db69c8 2008-03-07 rsc 		w->taglines = 1;
502 b3994ec5 2003-12-11 devnull 	p = mouse->xy;
503 b3994ec5 2003-12-11 devnull 	if(abs(p.x-op.x)<5 && abs(p.y-op.y)<5){
504 b3994ec5 2003-12-11 devnull 		colgrow(c, w, but);
505 b3994ec5 2003-12-11 devnull 		winmousebut(w);
506 b3994ec5 2003-12-11 devnull 		return;
507 b3994ec5 2003-12-11 devnull 	}
508 b3994ec5 2003-12-11 devnull 	/* is it a flick to the right? */
509 b3994ec5 2003-12-11 devnull 	if(abs(p.y-op.y)<10 && p.x>op.x+30 && rowwhichcol(c->row, p)==c)
510 4da83e7c 2004-03-05 devnull 		p.x = op.x+Dx(w->r);	/* yes: toss to next column */
511 b3994ec5 2003-12-11 devnull 	nc = rowwhichcol(c->row, p);
512 b3994ec5 2003-12-11 devnull 	if(nc!=nil && nc!=c){
513 b3994ec5 2003-12-11 devnull 		colclose(c, w, FALSE);
514 b3994ec5 2003-12-11 devnull 		coladd(nc, w, nil, p.y);
515 b3994ec5 2003-12-11 devnull 		winmousebut(w);
516 b3994ec5 2003-12-11 devnull 		return;
517 b3994ec5 2003-12-11 devnull 	}
518 b3994ec5 2003-12-11 devnull 	if(i==0 && c->nw==1)
519 b3994ec5 2003-12-11 devnull 		return;			/* can't do it */
520 b3994ec5 2003-12-11 devnull 	if((i>0 && p.y<c->w[i-1]->r.min.y) || (i<c->nw-1 && p.y>w->r.max.y)
521 b3994ec5 2003-12-11 devnull 	|| (i==0 && p.y>w->r.max.y)){
522 b3994ec5 2003-12-11 devnull 		/* shuffle */
523 b3994ec5 2003-12-11 devnull 		colclose(c, w, FALSE);
524 b3994ec5 2003-12-11 devnull 		coladd(c, w, nil, p.y);
525 b3994ec5 2003-12-11 devnull 		winmousebut(w);
526 b3994ec5 2003-12-11 devnull 		return;
527 b3994ec5 2003-12-11 devnull 	}
528 b3994ec5 2003-12-11 devnull 	if(i == 0)
529 b3994ec5 2003-12-11 devnull 		return;
530 b3994ec5 2003-12-11 devnull 	v = c->w[i-1];
531 33dc4226 2005-10-31 devnull 	if(p.y < v->tagtop.max.y)
532 33dc4226 2005-10-31 devnull 		p.y = v->tagtop.max.y;
533 33dc4226 2005-10-31 devnull 	if(p.y > w->r.max.y-Dy(w->tagtop)-Border)
534 33dc4226 2005-10-31 devnull 		p.y = w->r.max.y-Dy(w->tagtop)-Border;
535 b3994ec5 2003-12-11 devnull 	r = v->r;
536 b3994ec5 2003-12-11 devnull 	r.max.y = p.y;
537 b3994ec5 2003-12-11 devnull 	if(r.max.y > v->body.fr.r.min.y){
538 b3994ec5 2003-12-11 devnull 		r.max.y -= (r.max.y-v->body.fr.r.min.y)%v->body.fr.font->height;
539 b3994ec5 2003-12-11 devnull 		if(v->body.fr.r.min.y == v->body.fr.r.max.y)
540 b3994ec5 2003-12-11 devnull 			r.max.y++;
541 b3994ec5 2003-12-11 devnull 	}
542 33dc4226 2005-10-31 devnull 	r.min.y = winresize(v, r, c->safe, FALSE);
543 b3994ec5 2003-12-11 devnull 	r.max.y = r.min.y+Border;
544 b3994ec5 2003-12-11 devnull 	draw(screen, r, display->black, nil, ZP);
545 b3994ec5 2003-12-11 devnull 	r.min.y = r.max.y;
546 b3994ec5 2003-12-11 devnull 	if(i == c->nw-1)
547 b3994ec5 2003-12-11 devnull 		r.max.y = c->r.max.y;
548 b3994ec5 2003-12-11 devnull 	else
549 b3994ec5 2003-12-11 devnull 		r.max.y = c->w[i+1]->r.min.y-Border;
550 2d23eb93 2006-01-12 devnull 	winresize(w, r, c->safe, TRUE);
551 b3994ec5 2003-12-11 devnull 	c->safe = TRUE;
552 37f8ed24 2012-09-24 rsc 	winmousebut(w);
553 b3994ec5 2003-12-11 devnull }
554 b3994ec5 2003-12-11 devnull 
555 b3994ec5 2003-12-11 devnull Text*
556 b3994ec5 2003-12-11 devnull colwhich(Column *c, Point p)
557 b3994ec5 2003-12-11 devnull {
558 b3994ec5 2003-12-11 devnull 	int i;
559 b3994ec5 2003-12-11 devnull 	Window *w;
560 b3994ec5 2003-12-11 devnull 
561 b3994ec5 2003-12-11 devnull 	if(!ptinrect(p, c->r))
562 b3994ec5 2003-12-11 devnull 		return nil;
563 b3994ec5 2003-12-11 devnull 	if(ptinrect(p, c->tag.all))
564 b3994ec5 2003-12-11 devnull 		return &c->tag;
565 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++){
566 b3994ec5 2003-12-11 devnull 		w = c->w[i];
567 b3994ec5 2003-12-11 devnull 		if(ptinrect(p, w->r)){
568 83ab7d88 2007-11-27 rsc 			if(ptinrect(p, w->tagtop) || ptinrect(p, w->tag.all))
569 b3994ec5 2003-12-11 devnull 				return &w->tag;
570 83ab7d88 2007-11-27 rsc 			/* exclude partial line at bottom */
571 83ab7d88 2007-11-27 rsc 			if(p.x >= w->body.scrollr.max.x && p.y >= w->body.fr.r.max.y)
572 83ab7d88 2007-11-27 rsc 				return nil;
573 83ab7d88 2007-11-27 rsc 			return &w->body;
574 b3994ec5 2003-12-11 devnull 		}
575 b3994ec5 2003-12-11 devnull 	}
576 b3994ec5 2003-12-11 devnull 	return nil;
577 b3994ec5 2003-12-11 devnull }
578 b3994ec5 2003-12-11 devnull 
579 b3994ec5 2003-12-11 devnull int
580 b3994ec5 2003-12-11 devnull colclean(Column *c)
581 b3994ec5 2003-12-11 devnull {
582 b3994ec5 2003-12-11 devnull 	int i, clean;
583 b3994ec5 2003-12-11 devnull 
584 b3994ec5 2003-12-11 devnull 	clean = TRUE;
585 b3994ec5 2003-12-11 devnull 	for(i=0; i<c->nw; i++)
586 b3994ec5 2003-12-11 devnull 		clean &= winclean(c->w[i], TRUE);
587 b3994ec5 2003-12-11 devnull 	return clean;
588 b3994ec5 2003-12-11 devnull }