Krolyxon
Commit 8fa7247

Branches

Refs →

nsxivcommands.c

490 lines · 8.8 KB · C

Raw Blame History Download
1/* Copyright 2011, 2012, 2014 Bert Muennich
2 *
3 * This file is part of sxiv.
4 *
5 * sxiv is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published
7 * by the Free Software Foundation; either version 2 of the License,
8 * or (at your option) any later version.
9 *
10 * sxiv is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with sxiv. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19#define _POSIX_C_SOURCE 200112L
20#define _IMAGE_CONFIG
21
22#include <stdlib.h>
23#include <string.h>
24#include <unistd.h>
25#include <sys/wait.h>
26
27#include "commands.h"
28#include "image.h"
29#include "options.h"
30#include "thumbs.h"
31#include "util.h"
32#include "config.h"
33
34void cleanup(void);
35void remove_file(int, bool);
36void load_image(int);
37void open_info(void);
38void redraw(void);
39void reset_cursor(void);
40void animate(void);
41void slideshow(void);
42void set_timeout(timeout_f, int, bool);
43void reset_timeout(timeout_f);
44
45extern appmode_t mode;
46extern img_t img;
47extern tns_t tns;
48extern win_t win;
49
50extern fileinfo_t *files;
51extern int filecnt, fileidx;
52extern int alternate;
53extern int markcnt;
54
55extern int prefix;
56extern bool extprefix;
57
58const int ss_delays[] = {
59 1, 2, 3, 5, 10, 15, 20, 30, 60, 120, 180, 300, 600
60};
61
62bool cg_quit(arg_t a)
63{
64 unsigned int i;
65
66 if (options->to_stdout && markcnt > 0) {
67 for (i = 0; i < filecnt; i++) {
68 if (files[i].marked)
69 printf("%s\n", files[i].name);
70 }
71 }
72 cleanup();
73 exit(EXIT_SUCCESS);
74}
75
76bool cg_switch_mode(arg_t a)
77{
78 if (mode == MODE_IMAGE) {
79 if (tns.thumbs == NULL)
80 tns_init(&tns, files, filecnt, &fileidx, &win);
81 img_close(&img, false);
82 reset_timeout(reset_cursor);
83 if (img.ss.on) {
84 img.ss.on = false;
85 reset_timeout(slideshow);
86 }
87 tns.dirty = true;
88 mode = MODE_THUMB;
89 } else {
90 load_image(fileidx);
91 mode = MODE_IMAGE;
92 }
93 return true;
94}
95
96bool cg_toggle_fullscreen(arg_t a)
97{
98 win_toggle_fullscreen(&win);
99 /* redraw after next ConfigureNotify event */
100 set_timeout(redraw, TO_REDRAW_RESIZE, false);
101 if (mode == MODE_IMAGE)
102 img.checkpan = img.dirty = true;
103 else
104 tns.dirty = true;
105 return false;
106}
107
108bool cg_toggle_bar(arg_t a)
109{
110 win_toggle_bar(&win);
111 if (mode == MODE_IMAGE) {
112 img.checkpan = img.dirty = true;
113 if (win.bar.h > 0)
114 open_info();
115 } else {
116 tns.dirty = true;
117 }
118 return true;
119}
120
121bool cg_prefix_external(arg_t a)
122{
123 extprefix = true;
124 return false;
125}
126
127bool cg_reload_image(arg_t a)
128{
129 if (mode == MODE_IMAGE) {
130 load_image(fileidx);
131 } else {
132 win_set_cursor(&win, CURSOR_WATCH);
133 if (!tns_load(&tns, fileidx, true)) {
134 remove_file(fileidx, false);
135 tns.dirty = true;
136 }
137 }
138 return true;
139}
140
141bool cg_remove_image(arg_t a)
142{
143 if (mode == MODE_IMAGE) {
144 remove_file(fileidx, true);
145 load_image(fileidx >= filecnt ? filecnt - 1 : fileidx);
146 return true;
147 } else if (fileidx < tns.cnt) {
148 remove_file(fileidx, true);
149 tns.dirty = true;
150 return true;
151 } else {
152 return false;
153 }
154}
155
156bool cg_first(arg_t a)
157{
158 if (mode == MODE_IMAGE && fileidx != 0) {
159 load_image(0);
160 return true;
161 } else if (mode == MODE_THUMB && fileidx != 0) {
162 fileidx = 0;
163 tns.dirty = true;
164 return true;
165 } else {
166 return false;
167 }
168}
169
170bool cg_n_or_last(arg_t a)
171{
172 int n = prefix != 0 && prefix - 1 < filecnt ? prefix - 1 : filecnt - 1;
173
174 if (mode == MODE_IMAGE && fileidx != n) {
175 load_image(n);
176 return true;
177 } else if (mode == MODE_THUMB && fileidx != n) {
178 fileidx = n;
179 tns.dirty = true;
180 return true;
181 } else {
182 return false;
183 }
184}
185
186bool cg_scroll_screen(arg_t a)
187{
188 direction_t dir = (direction_t) a;
189
190 if (mode == MODE_IMAGE)
191 return img_pan(&img, dir, -1);
192 else
193 return tns_scroll(&tns, dir, true);
194}
195
196bool cg_zoom(arg_t a)
197{
198 long d = (long) a;
199
200 if (mode == MODE_THUMB)
201 return tns_zoom(&tns, d);
202 else if (d > 0)
203 return img_zoom_in(&img);
204 else if (d < 0)
205 return img_zoom_out(&img);
206 else
207 return false;
208}
209
210bool cg_toggle_image_mark(arg_t a)
211{
212 files[fileidx].marked = !files[fileidx].marked;
213 markcnt += files[fileidx].marked ? 1 : -1;
214 if (mode == MODE_THUMB)
215 tns_mark(&tns, fileidx, files[fileidx].marked);
216 return true;
217}
218
219bool cg_reverse_marks(arg_t a)
220{
221 int i;
222
223 for (i = 0; i < filecnt; i++) {
224 files[i].marked = !files[i].marked;
225 markcnt += files[i].marked ? 1 : -1;
226 }
227 if (mode == MODE_THUMB)
228 tns.dirty = true;
229 return true;
230}
231
232bool cg_unmark_all(arg_t a)
233{
234 int i;
235
236 for (i = 0; i < filecnt; i++)
237 files[i].marked = false;
238 markcnt = 0;
239 if (mode == MODE_THUMB)
240 tns.dirty = true;
241 return true;
242}
243
244bool cg_navigate_marked(arg_t a)
245{
246 long n = (long) a;
247 int d, i;
248 int cnt = mode == MODE_IMAGE ? filecnt : tns.cnt, new = fileidx;
249
250 if (prefix > 0)
251 n *= prefix;
252 d = n > 0 ? 1 : -1;
253 for (i = fileidx + d; n != 0 && i >= 0 && i < cnt; i += d) {
254 if (files[i].marked) {
255 n -= d;
256 new = i;
257 }
258 }
259 if (new != fileidx) {
260 if (mode == MODE_IMAGE) {
261 load_image(new);
262 } else {
263 fileidx = new;
264 tns.dirty = true;
265 }
266 return true;
267 } else {
268 return false;
269 }
270}
271
272bool ci_navigate(arg_t a)
273{
274 long n = (long) a;
275
276 if (prefix > 0)
277 n *= prefix;
278 n += fileidx;
279 if (n < 0)
280 n = 0;
281 if (n >= filecnt)
282 n = filecnt - 1;
283
284 if (n != fileidx) {
285 load_image(n);
286 return true;
287 } else {
288 return false;
289 }
290}
291
292bool ci_alternate(arg_t a)
293{
294 load_image(alternate);
295 return true;
296}
297
298bool ci_navigate_frame(arg_t a)
299{
300 return !img.multi.animate && img_frame_navigate(&img, (long) a);
301}
302
303bool ci_toggle_animation(arg_t a)
304{
305 bool dirty = false;
306
307 if (img.multi.cnt > 0) {
308 img.multi.animate = !img.multi.animate;
309 if (img.multi.animate) {
310 dirty = img_frame_animate(&img);
311 set_timeout(animate, img.multi.frames[img.multi.sel].delay, true);
312 } else {
313 reset_timeout(animate);
314 }
315 }
316 return dirty;
317}
318
319bool ci_scroll(arg_t a)
320{
321 direction_t dir = (direction_t) a;
322
323 return img_pan(&img, dir, prefix);
324}
325
326bool ci_scroll_to_edge(arg_t a)
327{
328 direction_t dir = (direction_t) a;
329
330 return img_pan_edge(&img, dir);
331}
332
333/* Xlib helper function for i_drag() */
334Bool is_motionnotify(Display *d, XEvent *e, XPointer a)
335{
336 return e != NULL && e->type == MotionNotify;
337}
338
339#define WARP(x,y) \
340 XWarpPointer(win.env.dpy, None, win.xwin, 0, 0, 0, 0, x, y); \
341 ox = x, oy = y; \
342 break
343
344bool ci_drag(arg_t a)
345{
346 int dx = 0, dy = 0, i, ox, oy, x, y;
347 unsigned int ui;
348 bool dragging = true, next = false;
349 XEvent e;
350 Window w;
351
352 if (!XQueryPointer(win.env.dpy, win.xwin, &w, &w, &i, &i, &ox, &oy, &ui))
353 return false;
354
355 win_set_cursor(&win, CURSOR_HAND);
356
357 while (dragging) {
358 if (!next)
359 XMaskEvent(win.env.dpy,
360 ButtonPressMask | ButtonReleaseMask | PointerMotionMask, &e);
361 switch (e.type) {
362 case ButtonPress:
363 case ButtonRelease:
364 dragging = false;
365 break;
366 case MotionNotify:
367 x = e.xmotion.x;
368 y = e.xmotion.y;
369
370 /* wrap the mouse around */
371 if (x <= 0) {
372 WARP(win.w - 2, y);
373 } else if (x >= win.w - 1) {
374 WARP(1, y);
375 } else if (y <= 0) {
376 WARP(x, win.h - 2);
377 } else if (y >= win.h - 1) {
378 WARP(x, 1);
379 }
380 dx += x - ox;
381 dy += y - oy;
382 ox = x;
383 oy = y;
384 break;
385 }
386 if (dragging)
387 next = XCheckIfEvent(win.env.dpy, &e, is_motionnotify, None);
388 if ((!dragging || !next) && (dx != 0 || dy != 0)) {
389 if (img_move(&img, dx, dy)) {
390 img_render(&img);
391 win_draw(&win);
392 }
393 dx = dy = 0;
394 }
395 }
396 win_set_cursor(&win, CURSOR_ARROW);
397 set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
398 reset_timeout(redraw);
399
400 return true;
401}
402
403bool ci_set_zoom(arg_t a)
404{
405 return img_zoom(&img, (prefix ? prefix : (long) a) / 100.0);
406}
407
408bool ci_fit_to_win(arg_t a)
409{
410 scalemode_t sm = (scalemode_t) a;
411
412 return img_fit_win(&img, sm);
413}
414
415bool ci_rotate(arg_t a)
416{
417 degree_t degree = (degree_t) a;
418
419 img_rotate(&img, degree);
420 return true;
421}
422
423bool ci_flip(arg_t a)
424{
425 flipdir_t dir = (flipdir_t) a;
426
427 img_flip(&img, dir);
428 return true;
429}
430
431bool ci_change_gamma(arg_t a)
432{
433 return img_change_gamma(&img, (long) a);
434}
435
436bool ci_toggle_antialias(arg_t a)
437{
438 img_toggle_antialias(&img);
439 return true;
440}
441
442bool ci_toggle_alpha(arg_t a)
443{
444 img.alpha = !img.alpha;
445 img.dirty = true;
446 return true;
447}
448
449bool ci_slideshow(arg_t a)
450{
451 if (prefix > 0) {
452 img.ss.on = true;
453 img.ss.delay = prefix;
454 set_timeout(slideshow, img.ss.delay * 1000, true);
455 } else if (img.ss.on) {
456 img.ss.on = false;
457 reset_timeout(slideshow);
458 } else {
459 img.ss.on = true;
460 }
461 return true;
462}
463
464bool ct_move_sel(arg_t a)
465{
466 direction_t dir = (direction_t) a;
467
468 return tns_move_selection(&tns, dir, prefix);
469}
470
471bool ct_reload_all(arg_t a)
472{
473 tns_free(&tns);
474 tns_init(&tns, files, filecnt, &fileidx, &win);
475 tns.dirty = true;
476 return true;
477}
478
479
480#undef G_CMD
481#define G_CMD(c) { -1, cg_##c },
482#undef I_CMD
483#define I_CMD(c) { MODE_IMAGE, ci_##c },
484#undef T_CMD
485#define T_CMD(c) { MODE_THUMB, ct_##c },
486
487const cmd_t cmds[CMD_COUNT] = {
488#include "commands.lst"
489};
490