new directory structure

1 files changed, 479 insertions, 0 deletions

diff --git a/utils/nsxiv/commands.c b/utils/nsxiv/commands.c
new file mode 100644
index 0000000..9ee83ec
--- /dev/null
+++ b/utils/nsxiv/commands.c
@@ -0,0 +1,479 @@
+/* Copyright 2011-2020 Bert Muennich
+ * Copyright 2021-2022 nsxiv contributors
+ *
+ * This file is a part of nsxiv.
+ *
+ * nsxiv is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; either version 2 of the License,
+ * or (at your option) any later version.
+ *
+ * nsxiv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with nsxiv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "nsxiv.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/wait.h>
+
+#include "commands.h"
+
+extern img_t img;
+extern tns_t tns;
+extern win_t win;
+
+bool cg_quit(arg_t status)
+{
+	unsigned int i;
+
+	if (options->to_stdout && markcnt > 0) {
+		for (i = 0; i < filecnt; i++) {
+			if (files[i].flags & FF_MARK)
+				printf("%s%c", files[i].name, options->using_null ? '\0' : '\n');
+		}
+	}
+	exit(status);
+	return None; /* silence tcc warning */
+}
+
+bool cg_switch_mode(arg_t _)
+{
+	if (mode == MODE_IMAGE) {
+		if (tns.thumbs == NULL)
+			tns_init(&tns, files, &filecnt, &fileidx, &win);
+		img_close(&img, false);
+		reset_timeout(reset_cursor);
+		if (img.ss.on) {
+			img.ss.on = false;
+			reset_timeout(slideshow);
+		}
+		tns.dirty = true;
+		mode = MODE_THUMB;
+	} else {
+		load_image(fileidx);
+		mode = MODE_IMAGE;
+	}
+	close_info();
+	open_info();
+	return true;
+}
+
+bool cg_toggle_fullscreen(arg_t _)
+{
+	win_toggle_fullscreen(&win);
+	/* redraw after next ConfigureNotify event */
+	set_timeout(redraw, TO_REDRAW_RESIZE, false);
+	if (mode == MODE_IMAGE)
+		img.checkpan = img.dirty = true;
+	else
+		tns.dirty = true;
+	return false;
+}
+
+bool cg_toggle_bar(arg_t _)
+{
+	win_toggle_bar(&win);
+	if (mode == MODE_IMAGE) {
+		if (win.bar.h > 0)
+			open_info();
+		else
+			close_info();
+		img.checkpan = img.dirty = true;
+	} else {
+		tns.dirty = true;
+	}
+	return true;
+}
+
+bool cg_prefix_external(arg_t _)
+{
+	handle_key_handler(true);
+	return false;
+}
+
+bool cg_reload_image(arg_t _)
+{
+	if (mode == MODE_IMAGE) {
+		load_image(fileidx);
+	} else {
+		win_set_cursor(&win, CURSOR_WATCH);
+		if (!tns_load(&tns, fileidx, true, false)) {
+			remove_file(fileidx, false);
+			tns.dirty = true;
+		}
+	}
+	return true;
+}
+
+bool cg_remove_image(arg_t _)
+{
+	remove_file(fileidx, true);
+	if (mode == MODE_IMAGE)
+		load_image(fileidx);
+	else
+		tns.dirty = true;
+	return true;
+}
+
+bool cg_first(arg_t _)
+{
+	if (mode == MODE_IMAGE && fileidx != 0) {
+		load_image(0);
+		return true;
+	} else if (mode == MODE_THUMB && fileidx != 0) {
+		fileidx = 0;
+		tns.dirty = true;
+		return true;
+	} else {
+		return false;
+	}
+}
+
+bool cg_n_or_last(arg_t _)
+{
+	int n = prefix != 0 && prefix - 1 < filecnt ? prefix - 1 : filecnt - 1;
+
+	if (mode == MODE_IMAGE && fileidx != n) {
+		load_image(n);
+		return true;
+	} else if (mode == MODE_THUMB && fileidx != n) {
+		fileidx = n;
+		tns.dirty = true;
+		return true;
+	} else {
+		return false;
+	}
+}
+
+bool cg_scroll_screen(arg_t dir)
+{
+	if (mode == MODE_IMAGE)
+		return img_pan(&img, dir, -1);
+	else
+		return tns_scroll(&tns, dir, true);
+}
+
+bool cg_zoom(arg_t d)
+{
+	if (mode == MODE_THUMB)
+		return tns_zoom(&tns, d);
+	else
+		return img_zoom(&img, d);
+}
+
+bool cg_toggle_image_mark(arg_t _)
+{
+	return mark_image(fileidx, !(files[fileidx].flags & FF_MARK));
+}
+
+bool cg_reverse_marks(arg_t _)
+{
+	int i;
+
+	for (i = 0; i < filecnt; i++) {
+		files[i].flags ^= FF_MARK;
+		markcnt += files[i].flags & FF_MARK ? 1 : -1;
+	}
+	if (mode == MODE_THUMB)
+		tns.dirty = true;
+	return true;
+}
+
+bool cg_mark_range(arg_t _)
+{
+	int d = markidx < fileidx ? 1 : -1, end, i;
+	bool dirty = false, on = !!(files[markidx].flags & FF_MARK);
+
+	for (i = markidx + d, end = fileidx + d; i != end; i += d)
+		dirty |= mark_image(i, on);
+	return dirty;
+}
+
+bool cg_unmark_all(arg_t _)
+{
+	int i;
+
+	for (i = 0; i < filecnt; i++)
+		files[i].flags &= ~FF_MARK;
+	markcnt = 0;
+	if (mode == MODE_THUMB)
+		tns.dirty = true;
+	return true;
+}
+
+bool cg_navigate_marked(arg_t n)
+{
+	int d, i;
+	int new = fileidx;
+
+	if (prefix > 0)
+		n *= prefix;
+	d = n > 0 ? 1 : -1;
+	for (i = fileidx + d; n != 0 && i >= 0 && i < filecnt; i += d) {
+		if (files[i].flags & FF_MARK) {
+			n -= d;
+			new = i;
+		}
+	}
+	if (new != fileidx) {
+		if (mode == MODE_IMAGE) {
+			load_image(new);
+		} else {
+			fileidx = new;
+			tns.dirty = true;
+		}
+		return true;
+	} else {
+		return false;
+	}
+}
+
+bool cg_change_gamma(arg_t d)
+{
+	if (img_change_gamma(&img, d * (prefix > 0 ? prefix : 1))) {
+		if (mode == MODE_THUMB)
+			tns.dirty = true;
+		return true;
+	} else {
+		return false;
+	}
+}
+
+bool ci_navigate(arg_t n)
+{
+	if (prefix > 0)
+		n *= prefix;
+	n += fileidx;
+	n = MAX(0, MIN(n, filecnt - 1));
+
+	if (n != fileidx) {
+		load_image(n);
+		return true;
+	} else {
+		return false;
+	}
+}
+
+bool ci_cursor_navigate(arg_t _)
+{
+	return ci_navigate(nav_button() - 1);
+}
+
+bool ci_alternate(arg_t _)
+{
+	load_image(alternate);
+	return true;
+}
+
+bool ci_navigate_frame(arg_t d)
+{
+	if (prefix > 0)
+		d *= prefix;
+	return !img.multi.animate && img_frame_navigate(&img, d);
+}
+
+bool ci_toggle_animation(arg_t _)
+{
+	bool dirty = false;
+
+	if (img.multi.cnt > 0) {
+		img.multi.animate = !img.multi.animate;
+		if (img.multi.animate) {
+			dirty = img_frame_animate(&img);
+			set_timeout(animate, img.multi.frames[img.multi.sel].delay, true);
+		} else {
+			reset_timeout(animate);
+		}
+	}
+	return dirty;
+}
+
+bool ci_scroll(arg_t dir)
+{
+	return img_pan(&img, dir, prefix);
+}
+
+bool ci_scroll_to_center(arg_t _)
+{
+	return img_pan_center(&img);
+}
+
+bool ci_scroll_to_edge(arg_t dir)
+{
+	return img_pan_edge(&img, dir);
+}
+
+bool ci_drag(arg_t drag_mode)
+{
+	int x, y, ox, oy;
+	float px, py;
+	XEvent e;
+
+	if ((int)(img.w * img.zoom) <= win.w && (int)(img.h * img.zoom) <= win.h)
+		return false;
+
+	win_set_cursor(&win, drag_mode == DRAG_ABSOLUTE ? CURSOR_DRAG_ABSOLUTE : CURSOR_DRAG_RELATIVE);
+	win_cursor_pos(&win, &x, &y);
+	ox = x;
+	oy = y;
+
+	while (true) {
+		if (drag_mode == DRAG_ABSOLUTE) {
+			px = MIN(MAX(0.0, x - win.w*0.1), win.w*0.8) / (win.w*0.8)
+			   * (win.w - img.w * img.zoom);
+			py = MIN(MAX(0.0, y - win.h*0.1), win.h*0.8) / (win.h*0.8)
+			   * (win.h - img.h * img.zoom);
+		} else {
+			px = img.x + x - ox;
+			py = img.y + y - oy;
+		}
+
+		if (img_pos(&img, px, py)) {
+			img_render(&img);
+			win_draw(&win);
+		}
+		XMaskEvent(win.env.dpy,
+		           ButtonPressMask | ButtonReleaseMask | PointerMotionMask, &e);
+		if (e.type == ButtonPress || e.type == ButtonRelease)
+			break;
+		while (XCheckTypedEvent(win.env.dpy, MotionNotify, &e));
+		ox = x;
+		oy = y;
+		x = e.xmotion.x;
+		y = e.xmotion.y;
+	}
+	set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
+	reset_cursor();
+
+	return true;
+}
+
+bool ci_set_zoom(arg_t zl)
+{
+	return img_zoom_to(&img, (prefix ? prefix : zl) / 100.0);
+}
+
+bool ci_fit_to_win(arg_t sm)
+{
+	return img_fit_win(&img, sm);
+}
+
+bool ci_rotate(arg_t degree)
+{
+	img_rotate(&img, degree);
+	return true;
+}
+
+bool ci_flip(arg_t dir)
+{
+	img_flip(&img, dir);
+	return true;
+}
+
+bool ci_toggle_antialias(arg_t _)
+{
+	img_toggle_antialias(&img);
+	return true;
+}
+
+bool ci_toggle_alpha(arg_t _)
+{
+	img.alpha = !img.alpha;
+	img.dirty = true;
+	return true;
+}
+
+bool ci_slideshow(arg_t _)
+{
+	if (prefix > 0) {
+		img.ss.on = true;
+		img.ss.delay = prefix * 10;
+		set_timeout(slideshow, img.ss.delay * 100, true);
+	} else if (img.ss.on) {
+		img.ss.on = false;
+		reset_timeout(slideshow);
+	} else {
+		img.ss.on = true;
+	}
+	return true;
+}
+
+bool ct_move_sel(arg_t dir)
+{
+	bool dirty = tns_move_selection(&tns, dir, prefix);
+	if (dirty) {
+		close_info();
+		open_info();
+	}
+	return dirty;
+}
+
+bool ct_reload_all(arg_t _)
+{
+	tns_free(&tns);
+	tns_init(&tns, files, &filecnt, &fileidx, &win);
+	tns.dirty = true;
+	return true;
+}
+
+bool ct_scroll(arg_t dir)
+{
+	return tns_scroll(&tns, dir, false);
+}
+
+bool ct_drag_mark_image(arg_t _)
+{
+	int sel;
+
+	if ((sel = tns_translate(&tns, xbutton_ev->x, xbutton_ev->y)) >= 0) {
+		XEvent e;
+		bool on = !(files[sel].flags & FF_MARK);
+
+		while (true) {
+			if (sel >= 0 && mark_image(sel, on))
+				redraw();
+			XMaskEvent(win.env.dpy,
+			           ButtonPressMask | ButtonReleaseMask | PointerMotionMask, &e);
+			if (e.type == ButtonPress || e.type == ButtonRelease)
+				break;
+			while (XCheckTypedEvent(win.env.dpy, MotionNotify, &e));
+			sel = tns_translate(&tns, e.xbutton.x, e.xbutton.y);
+		}
+	}
+
+	return false;
+}
+
+bool ct_select(arg_t _)
+{
+	int sel;
+	bool dirty = false;
+	static Time firstclick;
+
+	if ((sel = tns_translate(&tns, xbutton_ev->x, xbutton_ev->y)) >= 0) {
+		if (sel != fileidx) {
+			tns_highlight(&tns, fileidx, false);
+			tns_highlight(&tns, sel, true);
+			fileidx = sel;
+			firstclick = xbutton_ev->time;
+			dirty = true;
+		} else if (xbutton_ev->time - firstclick <= TO_DOUBLE_CLICK) {
+			mode = MODE_IMAGE;
+			set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
+			load_image(fileidx);
+			dirty = true;
+		} else {
+			firstclick = xbutton_ev->time;
+		}
+	}
+
+	return dirty;
+}