Re: [hackers] [dwm][patch] Make EWMH windows float

From: Anselm Garbe <garbeam_AT_gmail.com>
Date: Tue, 26 May 2020 12:05:42 -0700

Hi there,

I like this updated patch and the overall direction taken here. Go for
it to mainline.

Thanks,
Anselm

PS: _AT_Hiltjo you have my approval ,)

On Tue, 19 May 2020 at 06:00, Jakub Leszczak <gmaxardis_AT_gmail.com> wrote:
>
> Hi,
>
> Updated patch. Removed updatewindowtype() and integrated it into applyrules().
>
> Since updatewindowtype() also run setfullscreen() I extracted it and
> put directly into manage().
> But I am not sure whether it is necessary at all. If I remove
> setfullscreen() from manage() it
> still can be set via propertynotify(). I tested this with `sxiv -f`
> and `mpv --fs` and both work correctly.
> Maybe someone knows if it could be OK to remove setfullscreen() from
> manage() completely?
>
> Br,
> Jakub Leszczak
>
> ---
>
> diff --git a/config.def.h b/config.def.h
> index 1c0b587..221428f 100644
> --- a/config.def.h
> +++ b/config.def.h
> _AT_@ -21,14 +21,20 @@ static const char *colors[][3] = {
> /* tagging */
> static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
>
> +#define WTYPE "_NET_WM_WINDOW_TYPE_"
> static const Rule rules[] = {
> /* xprop(1):
> * WM_CLASS(STRING) = instance, class
> * WM_NAME(STRING) = title
> + * _NET_WM_WINDOW_TYPE(ATOM) = wintype
> */
> - /* class instance title tags mask isfloating monitor */
> - { "Gimp", NULL, NULL, 0, 1, -1 },
> - { "Firefox", NULL, NULL, 1 << 8, 0, -1 },
> + /* class instance title wintype, tags mask
> isfloating monitor */
> + { NULL, NULL, NULL, WTYPE "DIALOG", 0, 1, -1 },
> + { NULL, NULL, NULL, WTYPE "UTILITY", 0, 1, -1 },
> + { NULL, NULL, NULL, WTYPE "TOOLBAR", 0, 1, -1 },
> + { NULL, NULL, NULL, WTYPE "SPLASH", 0, 1, -1 },
> + { "Gimp", NULL, NULL, NULL, 0, 1, -1 },
> + { "Firefox", NULL, NULL, NULL, 1 << 8, 0, -1 },
> };
>
> /* layout(s) */
> diff --git a/dwm.c b/dwm.c
> index 4465af1..1d4475b 100644
> --- a/dwm.c
> +++ b/dwm.c
> _AT_@ -62,7 +62,7 @@ enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
> enum { SchemeNorm, SchemeSel }; /* color schemes */
> enum { NetSupported, NetWMName, NetWMState, NetWMCheck,
> NetWMFullscreen, NetActiveWindow, NetWMWindowType,
> - NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
> + NetClientList, NetLast }; /* EWMH atoms */
> enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /*
> default atoms */
> enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
> ClkClientWin, ClkRootWin, ClkLast }; /* clicks */
> _AT_@ -136,6 +136,7 @@ typedef struct {
> const char *class;
> const char *instance;
> const char *title;
> + const char *wintype;
> unsigned int tags;
> int isfloating;
> int monitor;
> _AT_@ -169,6 +170,7 @@ static void focus(Client *c);
> static void focusin(XEvent *e);
> static void focusmon(const Arg *arg);
> static void focusstack(const Arg *arg);
> +static Atom getatomprop(Client *c, Atom prop);
> static int getrootptr(int *x, int *y);
> static long getstate(Window w);
> static int gettextprop(Window w, Atom atom, char *text, unsigned int size);
> _AT_@ -224,7 +226,6 @@ static void updatenumlockmask(void);
> static void updatesizehints(Client *c);
> static void updatestatus(void);
> static void updatetitle(Client *c);
> -static void updatewindowtype(Client *c);
> static void updatewmhints(Client *c);
> static void view(const Arg *arg);
> static Client *wintoclient(Window w);
> _AT_@ -279,6 +280,7 @@ void
> applyrules(Client *c)
> {
> const char *class, *instance;
> + Atom wintype;
> unsigned int i;
> const Rule *r;
> Monitor *m;
> _AT_@ -290,12 +292,14 @@ applyrules(Client *c)
> XGetClassHint(dpy, c->win, &ch);
> class = ch.res_class ? ch.res_class : broken;
> instance = ch.res_name ? ch.res_name : broken;
> + wintype = getatomprop(c, netatom[NetWMWindowType]);
>
> for (i = 0; i < LENGTH(rules); i++) {
> r = &rules[i];
> if ((!r->title || strstr(c->name, r->title))
> && (!r->class || strstr(class, r->class))
> - && (!r->instance || strstr(instance, r->instance)))
> + && (!r->instance || strstr(instance, r->instance))
> + && (!r->wintype || wintype == XInternAtom(dpy, r->wintype, False)))
> {
> c->isfloating = r->isfloating;
> c->tags |= r->tags;
> _AT_@ -1053,7 +1057,8 @@ manage(Window w, XWindowAttributes *wa)
> XConfigureWindow(dpy, w, CWBorderWidth, &wc);
> XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColBorder].pixel);
> configure(c); /* propagates border_width, if size doesn't change */
> - updatewindowtype(c);
> + if (getatomprop(c, netatom[NetWMState]) == netatom[NetWMFullscreen])
> + setfullscreen(c, 1);
> updatesizehints(c);
> updatewmhints(c);
> XSelectInput(dpy, w,
> EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
> _AT_@ -1240,8 +1245,6 @@ propertynotify(XEvent *e)
> if (c == c->mon->sel)
> drawbar(c->mon);
> }
> - if (ev->atom == netatom[NetWMWindowType])
> - updatewindowtype(c);
> }
> }
>
> _AT_@ -1560,7 +1563,6 @@ setup(void)
> netatom[NetWMCheck] = XInternAtom(dpy, "_NET_SUPPORTING_WM_CHECK", False);
> netatom[NetWMFullscreen] = XInternAtom(dpy,
> "_NET_WM_STATE_FULLSCREEN", False);
> netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
> - netatom[NetWMWindowTypeDialog] = XInternAtom(dpy,
> "_NET_WM_WINDOW_TYPE_DIALOG", False);
> netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
> /* init cursors */
> cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr);
> _AT_@ -2001,18 +2003,6 @@ updatetitle(Client *c)
> strcpy(c->name, broken);
> }
>
> -void
> -updatewindowtype(Client *c)
> -{
> - Atom state = getatomprop(c, netatom[NetWMState]);
> - Atom wtype = getatomprop(c, netatom[NetWMWindowType]);
> -
> - if (state == netatom[NetWMFullscreen])
> - setfullscreen(c, 1);
> - if (wtype == netatom[NetWMWindowTypeDialog])
> - c->isfloating = 1;
> -}
> -
> void
> updatewmhints(Client *c)
> {
>
Received on Tue May 26 2020 - 21:05:42 CEST

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