14 list_t *col; // node in wm_cols
15 list_t *row; // node in col->rows
23 split, stack, max, tab
34 static drag_t move_mode;
35 static win_t *move_win;
36 static ptr_t move_prev;
38 /* Window management data */
39 static win_t *wm_focus;
40 static list_t *wm_cols;
41 static win_t *wm_root;
43 /* Helper functions */
44 static void set_mode(win_t *win, mode_t mode)
46 if (!win->wm || !win->wm->col)
48 col_t *col = win->wm->col->data;
49 printf("set_mode: %p (%p), %d -> %d\n",
50 win, col, col->mode, mode);
52 if (col->mode == split)
53 for (list_t *cur = col->rows; cur; cur = cur->next) {
54 win_t *row = cur->data;
60 static void set_focus(win_t *win)
62 if (win->wm && win->wm->col)
63 ((col_t*)win->wm->col->data)->focus = win;
68 static void set_move(drag_t drag, win_t *win, ptr_t ptr)
70 printf("set_move: %d - %p@%d,%d\n",
71 drag, win, ptr.rx, ptr.ry);
73 if (drag == move || drag == resize) {
79 static void print_txt(list_t *cols)
81 for (list_t *lcol = cols; lcol; lcol = lcol->next) {
82 col_t *col = lcol->data;
83 printf("col:\t <%-9p [%-19p] >%-9p - %dpx @ %d !!%p\n",
84 ( lcol->prev ? lcol->prev->data : NULL ),
86 ( lcol->next ? lcol->next->data : NULL ),
87 col->width, col->mode, col->focus);
88 for (list_t *lrow = col->rows; lrow; lrow = lrow->next) {
89 win_t *win = lrow->data;
90 printf(" win:\t^%-9p <%-9p [%p=%p] >%-9p - %4dpx focus=%d%d\n",
92 (win->wm->row->prev ? win->wm->row->prev->data : NULL),
93 win->wm->row->data, win,
94 (win->wm->row->next ? win->wm->row->next->data : NULL),
95 win->h, col->focus == win, wm_focus == win);
100 static void cut_window(win_t *win)
102 list_t *lrow = win->wm->row;
103 list_t *lcol = win->wm->col;
104 col_t *col = lcol->data;
106 col->focus = lrow->prev ? lrow->prev->data :
107 lrow->next ? lrow->next->data : NULL;
109 wm_focus = col->focus ? col->focus :
110 lcol->prev ? ((col_t*)lcol->prev->data)->focus :
111 lcol->next ? ((col_t*)lcol->next->data)->focus : NULL;
113 col->rows = list_remove(col->rows, lrow);
114 if (col->rows == NULL && (lcol->next || lcol->prev))
115 wm_cols = list_remove(wm_cols, lcol);
118 static void put_window(win_t *win, list_t *lcol)
121 lcol = wm_cols = list_insert(wm_cols, new0(col_t));
123 col_t *col = lcol->data;
124 int nrows = list_length(col->rows);
126 list_insert_after(col->focus->wm->row, win);
127 win->wm->row = col->focus->wm->row->next;
129 col->rows = list_insert(col->rows, win);
130 win->wm->row = col->rows;
136 win->h = wm_root->h / MAX(nrows,1);
138 int ncols = list_length(wm_cols);
139 col->width = wm_root->w / MAX(ncols-1,1);
143 static void shift_window(win_t *win, int col, int row)
145 printf("shift_window: %p - %+d,%+d\n", win, col, row);
147 printf("shift_window: >>>\n");
149 list_t *src = win->wm->row, *dst = NULL;
150 if (row < 0) dst = src->prev;
151 if (row > 0) dst = src->next;
153 printf("swap: %p <-> %p\n", src->data, dst->data);
154 src->data = dst->data;
156 ((win_t*)src->data)->wm->row = src;
157 ((win_t*)dst->data)->wm->row = dst;
161 int onlyrow = !win->wm->row->prev && !win->wm->row->next;
162 list_t *src = win->wm->col, *dst = NULL;
164 if (!src->prev && !onlyrow)
165 wm_cols = list_insert(wm_cols, new0(col_t));
169 if (!src->next && !onlyrow)
170 wm_cols = list_append(wm_cols, new0(col_t));
175 put_window(win, dst);
182 static void shift_focus(win_t *win, int col, int row)
184 printf("shift_focus: %p - %+d,%+d\n", win, col, row);
188 if (row < 0) node = win->wm->row->prev;
189 if (row > 0) node = win->wm->row->next;
190 if (((col_t*)win->wm->col->data)->mode != split)
193 if (col < 0) node = win->wm->col->prev;
194 if (col > 0) node = win->wm->col->next;
196 col_t *col = node->data;
197 node = col->focus->wm->row;
201 set_focus(node->data);
206 /* Window management functions */
209 int x=0, y=0; // Current window top-left position
210 int tx=0, ty=0; // Total x/y size
211 int mx=0, my=0; // Maximum x/y size (screen size)
212 int sy=0; // Size of focused stack window
214 /* Scale horizontally */
216 mx = wm_root->w - (list_length(wm_cols)+1)*MARGIN;
217 for (list_t *lx = wm_cols; lx; lx = lx->next)
218 tx += ((col_t*)lx->data)->width;
219 for (list_t *lx = wm_cols; lx; lx = lx->next)
220 ((col_t*)lx->data)->width *= (float)mx / tx;
222 /* Scale each column vertically */
223 for (list_t *lx = wm_cols; lx; lx = lx->next) {
224 col_t *col = lx->data;
226 for (list_t *ly = col->rows; ly; ly = ly->next)
227 ty += ((win_t*)ly->data)->h;
229 my = wm_root->h - (list_length(col->rows)+1)*MARGIN;
230 sy = my - (list_length(col->rows)-1)*STACK;
231 for (list_t *ly = col->rows; ly; ly = ly->next) {
232 win_t *win = ly->data;
236 sys_move(win, x+MARGIN, y+MARGIN,
237 col->width, win->h * ((float)my / ty));
241 height = col->focus == win ? sy : STACK;
242 sys_move(win, x+MARGIN, y+MARGIN,
247 sys_move(win, x+MARGIN, 0+MARGIN,
248 col->width, wm_root->h-2*MARGIN);
249 if (col->focus == win)
253 y += height + MARGIN;
255 x += col->width + MARGIN;
259 int wm_handle_key(win_t *win, Key_t key, mod_t mod, ptr_t ptr)
261 if (!win || win == wm_root) return 0;
262 //printf("wm_handle_key: %p - %x %x\n", win, key, mod);
266 return set_focus(win), 1;
268 return sys_raise(win), 1;
269 if (key == key_f1 && mod.MODKEY)
271 if (key == key_f12 && mod.MODKEY)
273 if (key_mouse0 <= key && key <= key_mouse7)
276 /* Movement commands */
277 if (mod.MODKEY && mod.shift) {
279 case 'h': return shift_window(win,-1, 0), 1;
280 case 'j': return shift_window(win, 0,+1), 1;
281 case 'k': return shift_window(win, 0,-1), 1;
282 case 'l': return shift_window(win,+1, 0), 1;
286 else if (mod.MODKEY) {
288 case 'h': return shift_focus(win,-1, 0), 1;
289 case 'j': return shift_focus(win, 0,+1), 1;
290 case 'k': return shift_focus(win, 0,-1), 1;
291 case 'l': return shift_focus(win,+1, 0), 1;
296 /* Column mode commands */
299 case 'd': return set_mode(win, split), 1;
300 case 's': return set_mode(win, stack), 1;
301 case 'm': return set_mode(win, max), 1;
302 case 't': return set_mode(win, tab), 1;
308 if (key_mouse0 <= key && key <= key_mouse7 && mod.up)
309 return set_move(none,win,ptr), 1;
310 else if (key == key_mouse1 && mod.MODKEY)
311 return set_move(move,win,ptr), 1;
312 else if (key == key_mouse3 && mod.MODKEY)
313 return set_move(resize,win,ptr), 1;
316 if (key == key_enter || (key_mouse0 <= key && key <= key_mouse7))
319 /* Reset focus after after focus change,
320 * not sure what is causing the focus change in the first place
321 * but preventing that would be a better solution */
322 if (key == key_focus)
328 int wm_handle_ptr(win_t *cwin, ptr_t ptr)
330 //printf("wm_handle_ptr: %p - %d,%d %d,%d (%d) -- \n",
331 // cwin, ptr.x, ptr.y, ptr.rx, ptr.ry, move_mode);
333 if (move_mode == none)
337 int dx = ptr.rx - move_prev.rx;
338 int dy = ptr.ry - move_prev.ry;
340 if (move_mode == resize) {
341 list_t *row = move_win->wm->row;
342 list_t *col = move_win->wm->col;
343 list_t *lower = row->next;
344 list_t *right = col->next;
346 ((win_t*)row->data)->h += dy;
347 ((win_t*)lower->data)->h -= dy;
350 ((col_t*)col->data)->width += dx;
351 ((col_t*)right->data)->width -= dx;
357 //win_t *mwin = move_win;
358 //int dx = ptr.rx - move_prev.rx;
359 //int dy = ptr.ry - move_prev.ry;
361 //if (move_mode == move)
362 // sys_move(mwin, mwin->x+dx, mwin->y+dy, mwin->w, mwin->h);
363 //else if (move_mode == resize)
364 // sys_move(mwin, mwin->x, mwin->y, mwin->w+dx, mwin->h+dy);
369 void wm_insert(win_t *win)
371 printf("wm_insert: %p\n", win);
374 /* Initialize window */
375 win->wm = new0(win_wm_t);
376 sys_watch(win, key_enter, MOD());
377 sys_watch(win, key_focus, MOD());
380 list_t *lcol = wm_focus && wm_focus->wm ?
381 wm_focus->wm->col : wm_cols;
382 put_window(win, lcol);
390 void wm_remove(win_t *win)
392 printf("wm_remove: %p - (%p,%p)\n", win,
393 win->wm->col, win->wm->row);
404 void wm_init(win_t *root)
406 printf("wm_init: %p\n", root);
408 sys_watch(root, key_f1, MOD(.MODKEY=1));
409 sys_watch(root, key_f12, MOD(.MODKEY=1));
410 sys_watch(root, key_mouse1, MOD(.MODKEY=1));
411 sys_watch(root, key_mouse3, MOD(.MODKEY=1));
412 sys_watch(root, key_enter, MOD());
413 sys_watch(root, key_focus, MOD());
414 Key_t keys_m[] = {'h', 'j', 'k', 'l', 'd', 's', 'm', 't'};
415 Key_t keys_s[] = {'h', 'j', 'k', 'l'};
416 for (int i = 0; i < countof(keys_m); i++)
417 sys_watch(root, keys_m[i], MOD(.MODKEY=1));
418 for (int i = 0; i < countof(keys_s); i++)
419 sys_watch(root, keys_s[i], MOD(.MODKEY=1,.shift=1));
420 for (int i = key_mouse1; i < key_mouse7; i++)
421 sys_watch(root, i, MOD());