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