dragcfact.c (1888B)
1 void 2 dragcfact(const Arg *arg) 3 { 4 int prev_x, prev_y, dist_x, dist_y; 5 float fact; 6 Client *c; 7 XEvent ev; 8 Time lasttime = 0; 9 10 if (!(c = selmon->sel)) 11 return; 12 if (c->isfloating) { 13 resizemouse(arg); 14 return; 15 } 16 #if !FAKEFULLSCREEN_PATCH 17 #if FAKEFULLSCREEN_CLIENT_PATCH 18 if (c->isfullscreen && !c->fakefullscreen) /* no support resizing fullscreen windows by mouse */ 19 return; 20 #else 21 if (c->isfullscreen) /* no support resizing fullscreen windows by mouse */ 22 return; 23 #endif // FAKEFULLSCREEN_CLIENT_PATCH 24 #endif // !FAKEFULLSCREEN_PATCH 25 restack(selmon); 26 27 if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, 28 None, cursor[CurIronCross]->cursor, CurrentTime) != GrabSuccess) 29 return; 30 31 #if WARP_PATCH 32 ignore_warp = 1; 33 #endif // WARP_PATCH 34 35 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w/2, c->h/2); 36 37 prev_x = prev_y = -999999; 38 39 do { 40 XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev); 41 switch(ev.type) { 42 case ConfigureRequest: 43 case Expose: 44 case MapRequest: 45 handler[ev.type](&ev); 46 break; 47 case MotionNotify: 48 if ((ev.xmotion.time - lasttime) <= (1000 / refreshrate_dragcfact)) 49 continue; 50 lasttime = ev.xmotion.time; 51 if (prev_x == -999999) { 52 prev_x = ev.xmotion.x_root; 53 prev_y = ev.xmotion.y_root; 54 } 55 56 dist_x = ev.xmotion.x - prev_x; 57 dist_y = ev.xmotion.y - prev_y; 58 59 if (abs(dist_x) > abs(dist_y)) { 60 fact = (float) 4.0 * dist_x / c->mon->ww; 61 } else { 62 fact = (float) -4.0 * dist_y / c->mon->wh; 63 } 64 65 if (fact) 66 setcfact(&((Arg) { .f = fact })); 67 68 prev_x = ev.xmotion.x; 69 prev_y = ev.xmotion.y; 70 break; 71 } 72 } while (ev.type != ButtonRelease); 73 74 #if WARP_PATCH 75 ignore_warp = 0; 76 #endif // WARP_PATCH 77 78 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w/2, c->h/2); 79 80 XUngrabPointer(dpy, CurrentTime); 81 while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); 82 } 83