Re: [hackers] [dwm][Patch] Gestures for 6.2

From: <brandstetterj_AT_airmail.cc>
Date: Sat, 03 Aug 2019 16:50:41 -0400

You can grab gestures with start,update,end position in libinput debug
events.


On 2019-08-02 21:07, Abdullah wrote:
> Can't I use to do like, if I do a three fingers gestures left or right
> on
> touchpad, dwm should go to next or previous tag?
>
>
> On 01/08, Jost Brandstetter wrote:
>> Simple fix for currrent revision
>
>> From c818904c9c736cb2d1e0f6b9b55bdc7a8580784b Mon Sep 17 00:00:00 2001
>> From: JostBrand <brandstetterj_AT_airmail.cc>
>> Date: Thu, 1 Aug 2019 21:04:46 +0200
>> Subject: [PATCH] Gestures Patch Fixed for 6.2
>>
>> ---
>> config.def.h | 13 ++++++++++
>> dwm.c | 70
>> ++++++++++++++++++++++++++++++++++++++++++++++++++++
>> 2 files changed, 83 insertions(+)
>>
>> diff --git a/config.def.h b/config.def.h
>> index 1c0b587..4671abc 100644
>> --- a/config.def.h
>> +++ b/config.def.h
>> _AT_@ -59,6 +59,18 @@ 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 };
>>
>> +//may want to reuse the architecture present in buttons[] and keys[]
>> +static Gesture gestures[] = {
>> + {"dl", spawn, SHCMD("")},
>> + {"dr", spawn, SHCMD("")},
>> + {"l", spawn, SHCMD("")},
>> + {"ld", spawn, SHCMD("")},
>> + {"lr", spawn, SHCMD("")},
>> + {"r", spawn, SHCMD("firefox")},
>> + {"rl", spawn, SHCMD("pavucontrol")},
>> + {"du", spawn, SHCMD("st")},
>> +};
>> +
>> static Key keys[] = {
>> /* modifier key function argument
>> */
>> { MODKEY, XK_p, spawn, {.v =
>> dmenucmd } },
>> _AT_@ -111,5 +123,6 @@ static Button buttons[] = {
>> { ClkTagBar, 0, Button3, toggleview,
>> {0} },
>> { ClkTagBar, MODKEY, Button1, tag,
>> {0} },
>> { ClkTagBar, MODKEY, Button3, toggletag,
>> {0} },
>> + { ClkWinTitle, 0, Button3,
>> startgesture, {0} },
>> };
>>
>> diff --git a/dwm.c b/dwm.c
>> index 4465af1..5cbcaed 100644
>> --- a/dwm.c
>> +++ b/dwm.c
>> _AT_@ -82,6 +82,12 @@ typedef struct {
>> const Arg arg;
>> } Button;
>>
>> +typedef struct {
>> + char *name;
>> + void (*func)(const Arg *arg);
>> + const Arg arg;
>> +} Gesture;
>> +
>> typedef struct Monitor Monitor;
>> typedef struct Client Client;
>> struct Client {
>> _AT_@ -235,6 +241,7 @@ static int xerrorstart(Display *dpy, XErrorEvent
>> *ee);
>> static void zoom(const Arg *arg);
>>
>> /* variables */
>> +static void startgesture(const Arg *arg);
>> static const char broken[] = "broken";
>> static char stext[256];
>> static int screen;
>> _AT_@ -1344,6 +1351,69 @@ resizemouse(const Arg *arg)
>> }
>> }
>>
>> +void
>> +startgesture(const Arg *arg) {
>> + int x, y, dx, dy, q;
>> + int valid=0, listpos=0, gestpos=0, count=0;
>> + char move, currGest[10];
>> + XEvent ev;
>> +
>> + if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync,
>> GrabModeAsync,
>> + None, cursor[CurMove]->cursor, CurrentTime) !=
>> GrabSuccess)
>> + return;
>> + if(!getrootptr(&x, &y))
>> + return;
>> + do {
>> + XMaskEvent(dpy,
>> MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
>> + switch (ev.type)
>> + {
>> + case ConfigureRequest:
>> + case Expose:
>> + case MapRequest:
>> + handler[ev.type](&ev);
>> + break;
>> + case MotionNotify:
>> + if(count++ < 10)
>> + break;
>> + count = 0;
>> + dx = ev.xmotion.x - x;
>> + dy = ev.xmotion.y - y;
>> + x = ev.xmotion.x;
>> + y = ev.xmotion.y;
>> +
>> + if( abs(dx)/(abs(dy)+1) == 0 )
>> + move = dy<0?'u':'d';
>> + else
>> + move = dx<0?'l':'r';
>> +
>> + if(move!=currGest[gestpos-1])
>> + {
>> + if(gestpos>9)
>> + { ev.type++;
>> + break;
>> + }
>> +
>> + currGest[gestpos] = move;
>> + currGest[++gestpos] = '\0';
>> +
>> + valid = 0;
>> + for(q = 0; q<LENGTH(gestures); q++)
>> + { if(!strcmp(currGest, gestures[q].name))
>> + {
>> + valid++;
>> + listpos = q;
>> + }
>> + }
>> + }
>> + }
>> + } while(ev.type != ButtonRelease);
>> +
>> + if(valid)
>> + gestures[listpos].func(&(gestures[listpos].arg));
>> +
>> + XUngrabPointer(dpy, CurrentTime);
>> +}
>> +
>> void
>> restack(Monitor *m)
>> {
>> --
>> 2.22.0
>>
>
>
>
> A K
>
> C20F 2707 3025 2569 BAC5
> 534B 7820 6670 C19D 1580
Received on Sat Aug 03 2019 - 22:50:41 CEST