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fakefullscreen: overhaul of setfullscreen logic

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bakkeby 2020-09-13 13:25:04 +02:00
parent 2bc6484f16
commit 6122de18ad
1 changed files with 101 additions and 78 deletions
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179
dwm/dwm-fullscreen-compilation-6.2.diff
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@ -1,4 +1,4 @@
From e5350f12c5afde4d4caf02dda143bf6e3384e60d Mon Sep 17 00:00:00 2001
From 86640987abb3f8cadc0a688001f2634f3cdba9c9 Mon Sep 17 00:00:00 2001
From: bakkeby <bakkeby@gmail.com>
Date: Sat, 5 Sep 2020 14:32:26 +0200
Subject: [PATCH] Compilation of fullscreen patches for dwm.
@ -26,8 +26,8 @@ This incorporates, and expands on, the following patches:
- losefullscreen
---
config.def.h | 4 +-
dwm.c | 143 ++++++++++++++++++++++++++++++++++++++++++---------
2 files changed, 121 insertions(+), 26 deletions(-)
dwm.c | 159 ++++++++++++++++++++++++++++++++++++++++-----------
2 files changed, 129 insertions(+), 34 deletions(-)
diff --git a/config.def.h b/config.def.h
index 1c0b587..5f28f2c 100644
@ -48,7 +48,7 @@ index 1c0b587..5f28f2c 100644
{ MODKEY|ShiftMask, XK_0, tag, {.ui = ~0 } },
{ MODKEY, XK_comma, focusmon, {.i = -1 } },
diff --git a/dwm.c b/dwm.c
index 4465af1..5e5e98d 100644
index 4465af1..cc999cb 100644
--- a/dwm.c
+++ b/dwm.c
@@ -93,6 +93,7 @@ struct Client {
@ -82,7 +82,21 @@ index 4465af1..5e5e98d 100644
selmon = m;
focus(NULL);
}
@@ -565,7 +568,7 @@ configurenotify(XEvent *e)
@@ -519,9 +522,12 @@ clientmessage(XEvent *e)
return;
if (cme->message_type == netatom[NetWMState]) {
if (cme->data.l[1] == netatom[NetWMFullscreen]
- || cme->data.l[2] == netatom[NetWMFullscreen])
+ || cme->data.l[2] == netatom[NetWMFullscreen]) {
+ if (c->fakefullscreen == 2 && c->isfullscreen)
+ c->fakefullscreen = 3;
setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD */
|| (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen)));
+ }
} else if (cme->message_type == netatom[NetActiveWindow]) {
if (c != selmon->sel && !c->isurgent)
seturgent(c, 1);
@@ -565,7 +571,7 @@ configurenotify(XEvent *e)
updatebars();
for (m = mons; m; m = m->next) {
for (c = m->clients; c; c = c->next)
@ -91,7 +105,7 @@ index 4465af1..5e5e98d 100644
resizeclient(c, m->mx, m->my, m->mw, m->mh);
XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh);
}
@@ -754,7 +757,7 @@ drawbars(void)
@@ -754,7 +760,7 @@ drawbars(void)
void
enternotify(XEvent *e)
{
@ -100,7 +114,7 @@ index 4465af1..5e5e98d 100644
Monitor *m;
XCrossingEvent *ev = &e->xcrossing;
@@ -763,8 +766,9 @@ enternotify(XEvent *e)
@@ -763,8 +769,9 @@ enternotify(XEvent *e)
c = wintoclient(ev->window);
m = c ? c->mon : wintomon(ev->window);
if (m != selmon) {
@ -111,7 +125,7 @@ index 4465af1..5e5e98d 100644
} else if (!c || c == selmon->sel)
return;
focus(c);
@@ -786,7 +790,7 @@ focus(Client *c)
@@ -786,7 +793,7 @@ focus(Client *c)
if (!c || !ISVISIBLE(c))
for (c = selmon->stack; c && !ISVISIBLE(c); c = c->snext);
if (selmon->sel && selmon->sel != c)
@ -120,7 +134,7 @@ index 4465af1..5e5e98d 100644
if (c) {
if (c->mon != selmon)
selmon = c->mon;
@@ -819,13 +823,15 @@ void
@@ -819,13 +826,15 @@ void
focusmon(const Arg *arg)
{
Monitor *m;
@ -137,7 +151,7 @@ index 4465af1..5e5e98d 100644
focus(NULL);
}
@@ -1069,7 +1075,7 @@ manage(Window w, XWindowAttributes *wa)
@@ -1069,7 +1078,7 @@ manage(Window w, XWindowAttributes *wa)
XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */
setclientstate(c, NormalState);
if (c->mon == selmon)
@ -146,7 +160,7 @@ index 4465af1..5e5e98d 100644
c->mon->sel = c;
arrange(c->mon);
XMapWindow(dpy, c->win);
@@ -1120,13 +1126,15 @@ motionnotify(XEvent *e)
@@ -1120,13 +1129,15 @@ motionnotify(XEvent *e)
{
static Monitor *mon = NULL;
Monitor *m;
@ -163,7 +177,7 @@ index 4465af1..5e5e98d 100644
focus(NULL);
}
mon = m;
@@ -1143,7 +1151,7 @@ movemouse(const Arg *arg)
@@ -1143,7 +1154,7 @@ movemouse(const Arg *arg)
if (!(c = selmon->sel))
return;
@ -172,7 +186,7 @@ index 4465af1..5e5e98d 100644
return;
restack(selmon);
ocx = c->x;
@@ -1284,7 +1292,10 @@ resizeclient(Client *c, int x, int y, int w, int h)
@@ -1284,7 +1295,10 @@ resizeclient(Client *c, int x, int y, int w, int h)
wc.border_width = c->bw;
XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);
configure(c);
@ -184,7 +198,7 @@ index 4465af1..5e5e98d 100644
}
void
@@ -1298,7 +1309,7 @@ resizemouse(const Arg *arg)
@@ -1298,7 +1312,7 @@ resizemouse(const Arg *arg)
if (!(c = selmon->sel))
return;
@ -193,7 +207,7 @@ index 4465af1..5e5e98d 100644
return;
restack(selmon);
ocx = c->x;
@@ -1412,7 +1423,7 @@ sendmon(Client *c, Monitor *m)
@@ -1412,7 +1426,7 @@ sendmon(Client *c, Monitor *m)
{
if (c->mon == m)
return;
@ -202,42 +216,79 @@ index 4465af1..5e5e98d 100644
detach(c);
detachstack(c);
c->mon = m;
@@ -1476,8 +1487,12 @@ setfullscreen(Client *c, int fullscreen)
XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
@@ -1472,28 +1486,61 @@ setfocus(Client *c)
void
setfullscreen(Client *c, int fullscreen)
{
- if (fullscreen && !c->isfullscreen) {
- XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
- PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
+ int savestate = 0, restorestate = 0;
+
+ if ((c->fakefullscreen == 0 && fullscreen && !c->isfullscreen) // normal fullscreen
+ || (c->fakefullscreen == 2 && fullscreen)) // fake fullscreen --> actual fullscreen
+ savestate = 1; // go actual fullscreen
+ else if ((c->fakefullscreen == 0 && !fullscreen && c->isfullscreen) // normal fullscreen exit
+ || (c->fakefullscreen >= 2 && !fullscreen)) // fullscreen exit --> fake fullscreen
+ restorestate = 1; // go back into tiled
+
+ /* If leaving fullscreen and the window was previously fake fullscreen (2), then restore
+ * that while staying in fullscreen. The exception to this is if we are in said state, but
+ * the client itself disables fullscreen (3) then we let the client go out of fullscreen
+ * while keeping fake fullscreen enabled (as otherwise there will be a mismatch between the
+ * client and the window manager's perception of the client's fullscreen state). */
+ if (c->fakefullscreen == 2 && !fullscreen && c->isfullscreen) {
+ c->fakefullscreen = 1;
c->isfullscreen = 1;
- c->oldstate = c->isfloating;
+ fullscreen = 1;
+ } else if (c->fakefullscreen == 3) // client exiting actual fullscreen
+ c->fakefullscreen = 1;
+
+ if (fullscreen != c->isfullscreen) { // only send property change if necessary
+ if (fullscreen)
+ XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
+ PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
+ else
+ XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
+ PropModeReplace, (unsigned char*)0, 0);
+ }
+
+ c->isfullscreen = fullscreen;
+
+ /* Some clients, e.g. firefox, will send a client message informing the window manager
+ * that it is going into fullscreen after receiving the above signal. This has the side
+ * effect of this function (setfullscreen) sometimes being called twice when toggling
+ * fullscreen on and off via the window manager as opposed to the application itself.
+ * To protect against obscure issues where the client settings are stored or restored
+ * when they are not supposed to we add an additional bit-lock on the old state so that
+ * settings can only be stored and restored in that precise order. */
+ if (savestate && !(c->oldstate & (1 << 1))) {
c->oldbw = c->bw;
+ c->oldstate = c->isfloating;
+ if (c->fakefullscreen == 1) {
+ restack(c->mon);
+ return;
+ }
+ c->oldstate = c->isfloating | (1 << 1);
c->bw = 0;
c->isfloating = 1;
resizeclient(c, c->mon->mx, c->mon->my, c->mon->mw, c->mon->mh);
@@ -1486,14 +1501,18 @@ setfullscreen(Client *c, int fullscreen)
XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
PropModeReplace, (unsigned char*)0, 0);
c->isfullscreen = 0;
XRaiseWindow(dpy, c->win);
- } else if (!fullscreen && c->isfullscreen){
- XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
- PropModeReplace, (unsigned char*)0, 0);
- c->isfullscreen = 0;
- c->isfloating = c->oldstate;
+ } else if (restorestate && (c->oldstate & (1 << 1))) {
c->bw = c->oldbw;
+ c->isfloating = c->oldstate;
+ restack(c->mon);
+ if (c->fakefullscreen == 1)
+ return;
+ if (c->fakefullscreen == 2)
+ c->fakefullscreen = 1;
+ c->isfloating = c->oldstate = c->oldstate & 1;
c->x = c->oldx;
c->y = c->oldy;
c->w = c->oldw;
c->h = c->oldh;
resizeclient(c, c->x, c->y, c->w, c->h);
- arrange(c->mon);
+ restack(c->mon);
}
}
@@ -1665,9 +1684,19 @@ tag(const Arg *arg)
@@ -1665,9 +1712,19 @@ tag(const Arg *arg)
void
tagmon(const Arg *arg)
{
@ -259,7 +310,7 @@ index 4465af1..5e5e98d 100644
}
void
@@ -1705,18 +1734,74 @@ togglebar(const Arg *arg)
@@ -1705,18 +1762,51 @@ togglebar(const Arg *arg)
arrange(selmon);
}
@ -268,35 +319,18 @@ index 4465af1..5e5e98d 100644
+{
+ Client *c = selmon->sel;
+ if (!c)
+ return;
+ return;
+
+ if (c->fakefullscreen) {
+ if (c->isfullscreen) {
+ if (c->isfloating && c->fakefullscreen == 1) {
+ c->oldstate = c->isfloating;
+ c->oldx = c->x;
+ c->oldy = c->y;
+ c->oldw = c->w;
+ c->oldh = c->h;
+ }
+ c->fakefullscreen = 0;
+ }
+ else
+ c->isfullscreen = 0;
+ if (c->fakefullscreen != 1 && c->isfullscreen) { // exit fullscreen --> fake fullscreen
+ c->fakefullscreen = 2;
+ setfullscreen(c, 0);
+ } else if (c->fakefullscreen == 1) {
+ setfullscreen(c, 0);
+ c->fakefullscreen = 0;
+ } else {
+ c->fakefullscreen = 1;
+ if (c->isfullscreen) {
+ c->isfloating = c->oldstate;
+ c->bw = c->oldbw;
+ c->x = c->oldx;
+ c->y = c->oldy;
+ c->w = c->oldw;
+ c->h = c->oldh;
+ resizeclient(c, c->x, c->y, c->w, c->h);
+ }
+ c->isfullscreen = 0;
+ setfullscreen(c, 1);
+ }
+ setfullscreen(c, !c->isfullscreen);
+}
+
void
@ -326,21 +360,15 @@ index 4465af1..5e5e98d 100644
+ if (!c)
+ return;
+
+ if (c->fakefullscreen == 1) {
+ if (c->fakefullscreen == 1) { // fake fullscreen --> fullscreen
+ c->fakefullscreen = 2;
+ if (c->isfullscreen)
+ c->isfullscreen = 0;
+ } else if (c->fakefullscreen == 2) {
+ c->fakefullscreen = 0;
+ togglefakefullscreen(NULL);
+ return;
+ }
+
+ setfullscreen(c, !c->isfullscreen);
+ setfullscreen(c, 1);
+ } else
+ setfullscreen(c, !c->isfullscreen);
}
void
@@ -1747,10 +1832,18 @@ toggleview(const Arg *arg)
@@ -1747,10 +1837,13 @@ toggleview(const Arg *arg)
}
void
@ -349,14 +377,9 @@ index 4465af1..5e5e98d 100644
{
if (!c)
return;
+ if (c->isfullscreen && ISVISIBLE(c) && c->mon == selmon && nextfocus && !nextfocus->isfloating) {
+ if (!c->fakefullscreen)
+ if (c->isfullscreen && ISVISIBLE(c) && c->mon == selmon && nextfocus && !nextfocus->isfloating)
+ if (c->fakefullscreen != 1)
+ setfullscreen(c, 0);
+ else if (c->fakefullscreen == 2) {
+ c->fakefullscreen = 0;
+ togglefakefullscreen(NULL);
+ }
+ }
grabbuttons(c, 0);
XSetWindowBorder(dpy, c->win, scheme[SchemeNorm][ColBorder].pixel);
if (setfocus) {