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patches/dwm/dwm-renamedscratchpads-nosc...

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From fe2321aa86cc5f653bc1c3ad378641f6538c5595 Mon Sep 17 00:00:00 2001
From: bakkeby <bakkeby@gmail.com>
Date: Thu, 24 Dec 2020 10:02:16 +0100
Subject: [PATCH] Named scratchpad variant (without scratch color scheme)
---
config.def.h | 13 +++-
dwm.c | 164 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 174 insertions(+), 3 deletions(-)
diff --git a/config.def.h b/config.def.h
index 1c0b587..d05180d 100644
--- a/config.def.h
+++ b/config.def.h
@@ -26,9 +26,10 @@ static const Rule rules[] = {
* WM_CLASS(STRING) = instance, class
* WM_NAME(STRING) = title
*/
- /* class instance title tags mask isfloating monitor */
- { "Gimp", NULL, NULL, 0, 1, -1 },
- { "Firefox", NULL, NULL, 1 << 8, 0, -1 },
+ /* class instance title tags mask isfloating monitor scratch key */
+ { "Gimp", NULL, NULL, 0, 1, -1, 0 },
+ { "firefox", NULL, NULL, 1 << 8, 0, -1, 0 },
+ { NULL, NULL, "scratchpad", 0, 1, -1, 's' },
};
/* layout(s) */
@@ -59,10 +60,16 @@ static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn()
static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
static const char *termcmd[] = { "st", NULL };
+/*First arg only serves to match against key in rules*/
+static const char *scratchpadcmd[] = {"s", "st", "-t", "scratchpad", NULL};
+
static Key keys[] = {
/* modifier key function argument */
{ MODKEY, XK_p, spawn, {.v = dmenucmd } },
{ MODKEY|ShiftMask, XK_Return, spawn, {.v = termcmd } },
+ { MODKEY, XK_g, togglescratch, {.v = scratchpadcmd } },
+ { MODKEY|ShiftMask, XK_g, removescratch, {.v = scratchpadcmd } },
+ { MODKEY|ControlMask, XK_g, setscratch, {.v = scratchpadcmd } },
{ MODKEY, XK_b, togglebar, {0} },
{ MODKEY, XK_j, focusstack, {.i = +1 } },
{ MODKEY, XK_k, focusstack, {.i = -1 } },
diff --git a/dwm.c b/dwm.c
index 4465af1..19f9c18 100644
--- a/dwm.c
+++ b/dwm.c
@@ -93,6 +93,7 @@ struct Client {
int bw, oldbw;
unsigned int tags;
int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
+ char scratchkey;
Client *next;
Client *snext;
Monitor *mon;
@@ -139,6 +140,7 @@ typedef struct {
unsigned int tags;
int isfloating;
int monitor;
+ const char scratchkey;
} Rule;
/* function declarations */
@@ -188,6 +190,7 @@ static void pop(Client *);
static void propertynotify(XEvent *e);
static void quit(const Arg *arg);
static Monitor *recttomon(int x, int y, int w, int h);
+static void removescratch(const Arg *arg);
static void resize(Client *c, int x, int y, int w, int h, int interact);
static void resizeclient(Client *c, int x, int y, int w, int h);
static void resizemouse(const Arg *arg);
@@ -201,16 +204,19 @@ static void setfocus(Client *c);
static void setfullscreen(Client *c, int fullscreen);
static void setlayout(const Arg *arg);
static void setmfact(const Arg *arg);
+static void setscratch(const Arg *arg);
static void setup(void);
static void seturgent(Client *c, int urg);
static void showhide(Client *c);
static void sigchld(int unused);
static void spawn(const Arg *arg);
+static void spawnscratch(const Arg *arg);
static void tag(const Arg *arg);
static void tagmon(const Arg *arg);
static void tile(Monitor *);
static void togglebar(const Arg *arg);
static void togglefloating(const Arg *arg);
+static void togglescratch(const Arg *arg);
static void toggletag(const Arg *arg);
static void toggleview(const Arg *arg);
static void unfocus(Client *c, int setfocus);
@@ -287,6 +293,7 @@ applyrules(Client *c)
/* rule matching */
c->isfloating = 0;
c->tags = 0;
+ c->scratchkey = 0;
XGetClassHint(dpy, c->win, &ch);
class = ch.res_class ? ch.res_class : broken;
instance = ch.res_name ? ch.res_name : broken;
@@ -299,6 +306,7 @@ applyrules(Client *c)
{
c->isfloating = r->isfloating;
c->tags |= r->tags;
+ c->scratchkey = r->scratchkey;
for (m = mons; m && m->num != r->monitor; m = m->next);
if (m)
c->mon = m;
@@ -308,6 +316,7 @@ applyrules(Client *c)
XFree(ch.res_class);
if (ch.res_name)
XFree(ch.res_name);
+
c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags];
}
@@ -1265,6 +1274,15 @@ recttomon(int x, int y, int w, int h)
return r;
}
+void
+removescratch(const Arg *arg)
+{
+ Client *c = selmon->sel;
+ if (!c)
+ return;
+ c->scratchkey = 0;
+}
+
void
resize(Client *c, int x, int y, int w, int h, int interact)
{
@@ -1526,6 +1544,16 @@ setmfact(const Arg *arg)
arrange(selmon);
}
+void
+setscratch(const Arg *arg)
+{
+ Client *c = selmon->sel;
+ if (!c)
+ return;
+
+ c->scratchkey = ((char**)arg->v)[0][0];
+}
+
void
setup(void)
{
@@ -1622,6 +1650,9 @@ showhide(Client *c)
resize(c, c->x, c->y, c->w, c->h, 0);
showhide(c->snext);
} else {
+ /* optional: auto-hide scratchpads when moving to other tags */
+ if (c->scratchkey != 0 && !(c->tags & c->mon->tagset[c->mon->seltags]))
+ c->tags = 0;
/* hide clients bottom up */
showhide(c->snext);
XMoveWindow(dpy, c->win, WIDTH(c) * -2, c->y);
@@ -1652,6 +1683,19 @@ spawn(const Arg *arg)
}
}
+void spawnscratch(const Arg *arg)
+{
+ if (fork() == 0) {
+ if (dpy)
+ close(ConnectionNumber(dpy));
+ setsid();
+ execvp(((char **)arg->v)[1], ((char **)arg->v)+1);
+ fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[1]);
+ perror(" failed");
+ exit(EXIT_SUCCESS);
+ }
+}
+
void
tag(const Arg *arg)
{
@@ -1719,6 +1763,126 @@ togglefloating(const Arg *arg)
arrange(selmon);
}
+void
+togglescratch(const Arg *arg)
+{
+ Client *c, *next, *last = NULL, *found = NULL, *monclients = NULL;
+ Monitor *mon;
+ int scratchvisible = 0; // whether the scratchpads are currently visible or not
+ int multimonscratch = 0; // whether we have scratchpads that are placed on multiple monitors
+ int scratchmon = -1; // the monitor where the scratchpads exist
+ int numscratchpads = 0; // count of scratchpads
+
+ /* Looping through monitors and client's twice, the first time to work out whether we need
+ to move clients across from one monitor to another or not */
+ for (mon = mons; mon; mon = mon->next)
+ for (c = mon->clients; c; c = c->next) {
+ if (c->scratchkey != ((char**)arg->v)[0][0])
+ continue;
+ if (scratchmon != -1 && scratchmon != mon->num)
+ multimonscratch = 1;
+ if (c->mon->tagset[c->mon->seltags] & c->tags) // && !HIDDEN(c)
+ ++scratchvisible;
+ scratchmon = mon->num;
+ ++numscratchpads;
+ }
+
+ /* Now for the real deal. The logic should go like:
+ - hidden scratchpads will be shown
+ - shown scratchpads will be hidden, unless they are being moved to the current monitor
+ - the scratchpads will be moved to the current monitor if they all reside on the same monitor
+ - multiple scratchpads residing on separate monitors will be left in place
+ */
+ for (mon = mons; mon; mon = mon->next) {
+ for (c = mon->stack; c; c = next) {
+ next = c->snext;
+ if (c->scratchkey != ((char**)arg->v)[0][0])
+ continue;
+
+ /* awesomebar / wintitleactions compatibility, unhide scratchpad if hidden
+ if (HIDDEN(c)) {
+ XMapWindow(dpy, c->win);
+ setclientstate(c, NormalState);
+ }
+ */
+
+ /* Record the first found scratchpad client for focus purposes, but prioritise the
+ scratchpad on the current monitor if one exists */
+ if (!found || (mon == selmon && c->mon != selmon))
+ found = c;
+
+ unfocus(c, 0); // unfocus to avoid client border discrepancies
+
+ /* If scratchpad clients reside on another monitor and we are moving them across then
+ as we are looping through monitors we could be moving a client to a monitor that has
+ not been processed yet, hence we could be processing a scratchpad twice. To avoid
+ this we detach them and add them to a temporary list (monclients) which is to be
+ processed later. */
+ if (!multimonscratch && c->mon != selmon) {
+ detach(c);
+ detachstack(c);
+ c->next = NULL;
+ /* Note that we are adding clients at the end of the list, this is to preserve the
+ order of clients as they were on the adjacent monitor (relevant when tiled) */
+ if (last)
+ last = last->next = c;
+ else
+ last = monclients = c;
+ } else if (scratchvisible == numscratchpads) {
+ c->tags = 0;
+ } else {
+ c->tags = c->mon->tagset[c->mon->seltags];
+ if (c->isfloating)
+ XRaiseWindow(dpy, c->win);
+ }
+ }
+ }
+
+ /* Attach moved scratchpad clients on the selected monitor */
+ for (c = monclients; c; c = next) {
+ next = c->next;
+ mon = c->mon;
+ c->mon = selmon;
+ c->tags = selmon->tagset[selmon->seltags];
+ /* Attach scratchpad clients from other monitors at the bottom of the stack */
+ if (selmon->clients) {
+ for (last = selmon->clients; last && last->next; last = last->next);
+ last->next = c;
+ } else
+ selmon->clients = c;
+ c->next = NULL;
+ attachstack(c);
+
+ /* Center floating scratchpad windows when moved from one monitor to another */
+ if (c->isfloating) {
+ if (c->w > selmon->ww)
+ c->w = selmon->ww - c->bw * 2;
+ if (c->h > selmon->wh)
+ c->h = selmon->wh - c->bw * 2;
+
+ if (numscratchpads > 1) {
+ c->x = c->mon->wx + (c->x - mon->wx) * ((double)(abs(c->mon->ww - WIDTH(c))) / MAX(abs(mon->ww - WIDTH(c)), 1));
+ c->y = c->mon->wy + (c->y - mon->wy) * ((double)(abs(c->mon->wh - HEIGHT(c))) / MAX(abs(mon->wh - HEIGHT(c)), 1));
+ } else if (c->x < c->mon->mx || c->x > c->mon->mx + c->mon->mw ||
+ c->y < c->mon->my || c->y > c->mon->my + c->mon->mh) {
+ c->x = c->mon->wx + (c->mon->ww / 2 - WIDTH(c) / 2);
+ c->y = c->mon->wy + (c->mon->wh / 2 - HEIGHT(c) / 2);
+ }
+ resizeclient(c, c->x, c->y, c->w, c->h);
+ XRaiseWindow(dpy, c->win);
+ }
+ }
+
+ if (found) {
+ focus(ISVISIBLE(found) ? found : NULL);
+ arrange(NULL);
+ if (found->isfloating)
+ XRaiseWindow(dpy, found->win);
+ } else {
+ spawnscratch(arg);
+ }
+}
+
void
toggletag(const Arg *arg)
{
--
2.19.1
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