X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=client.c;h=b6caa93dc616bfba62f918ccda464ec19dc3f81d;hb=2d81b78b853565a3e34a8a9190e2362a6fdde739;hp=beb7e353b6c1259770150509d47121e57eb4b1fe;hpb=58f2fe3f6af3d6f8c925125c721a2d1800d750dc;p=dwm.git diff --git a/client.c b/client.c index beb7e35..d4dfe6e 100644 --- a/client.c +++ b/client.c @@ -1,349 +1,350 @@ -/* - * (C)opyright MMVI Anselm R. Garbe - * See LICENSE file for license details. - */ +/* See LICENSE file for copyright and license details. */ #include "dwm.h" - #include #include #include #include -/* static functions */ +/* static */ static void -resizetitle(Client *c) -{ - int i; - - c->bw = 0; - for(i = 0; i < TLast; i++) - if(c->tags[i]) - c->bw += textw(c->tags[i]); - c->bw += textw(c->name); - if(c->bw > *c->w) - c->bw = *c->w + 2; - c->bx = *c->x + *c->w - c->bw + 2; - c->by = *c->y; - XMoveResizeWindow(dpy, c->title, c->bx, c->by, c->bw, c->bh); +attachstack(Client *c) { + c->snext = stack; + stack = c; } -static int -xerrordummy(Display *dsply, XErrorEvent *ee) -{ - return 0; +static void +detachstack(Client *c) { + Client **tc; + + for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext); + *tc = c->snext; } -/* extern functions */ +static void +grabbuttons(Client *c, Bool focused) { + XUngrabButton(dpy, AnyButton, AnyModifier, c->win); -void -ban(Client *c) -{ - XMoveWindow(dpy, c->win, *c->x + 2 * sw, *c->y); - XMoveWindow(dpy, c->title, c->bx + 2 * sw, c->by); + if(focused) { + XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + + XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + + XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + } + else + XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); } -void -focus(Client *c) -{ - Client *old = sel; - XEvent ev; - - sel = c; - if(old && old != c) - drawtitle(old); - drawtitle(c); - XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); - XSync(dpy, False); - while(XCheckMaskEvent(dpy, EnterWindowMask, &ev)); +static Bool +isprotodel(Client *c) { + int i, n; + Atom *protocols; + Bool ret = False; + + if(XGetWMProtocols(dpy, c->win, &protocols, &n)) { + for(i = 0; !ret && i < n; i++) + if(protocols[i] == wmatom[WMDelete]) + ret = True; + XFree(protocols); + } + return ret; } -void -focusnext(Arg *arg) -{ - Client *c; - - if(!sel) - return; +static void +setclientstate(Client *c, long state) { + long data[] = {state, None}; - if(!(c = getnext(sel->next, tsel))) - c = getnext(clients, tsel); - if(c) { - higher(c); - c->revert = sel; - focus(c); - } + XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32, + PropModeReplace, (unsigned char *)data, 2); } +static int +xerrordummy(Display *dsply, XErrorEvent *ee) { + return 0; +} + +/* extern */ + void -focusprev(Arg *arg) -{ - Client *c; +attach(Client *c) { + if(clients) + clients->prev = c; + c->next = clients; + clients = c; +} - if(!sel) +void +ban(Client *c) { + if(c->isbanned) return; - - if((c = sel->revert && sel->revert->tags[tsel] ? sel->revert : NULL)) { - higher(c); - focus(c); - } + XUnmapWindow(dpy, c->win); + setclientstate(c, IconicState); + c->isbanned = True; + c->unmapped++; } -Client * -getclient(Window w) -{ - Client *c; - for(c = clients; c; c = c->next) - if(c->win == w) - return c; - return NULL; +void +configure(Client *c) { + XConfigureEvent ce; + + ce.type = ConfigureNotify; + ce.display = dpy; + ce.event = c->win; + ce.window = c->win; + ce.x = c->x; + ce.y = c->y; + ce.width = c->w; + ce.height = c->h; + ce.border_width = c->border; + ce.above = None; + ce.override_redirect = False; + XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce); } -Client * -getctitle(Window w) -{ - Client *c; - for(c = clients; c; c = c->next) - if(c->title == w) - return c; - return NULL; +void +detach(Client *c) { + if(c->prev) + c->prev->next = c->next; + if(c->next) + c->next->prev = c->prev; + if(c == clients) + clients = c->next; + c->next = c->prev = NULL; } void -gravitate(Client *c, Bool invert) -{ - int dx = 0, dy = 0; - - switch(c->grav) { - case StaticGravity: - case NorthWestGravity: - case NorthGravity: - case NorthEastGravity: - dy = c->border; - break; - case EastGravity: - case CenterGravity: - case WestGravity: - dy = -(*c->h / 2) + c->border; - break; - case SouthEastGravity: - case SouthGravity: - case SouthWestGravity: - dy = -(*c->h); - break; - default: - break; +focus(Client *c) { + if((!c && selscreen) || (c && !isvisible(c))) + for(c = stack; c && !isvisible(c); c = c->snext); + if(sel && sel != c) { + grabbuttons(sel, False); + XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]); } - - switch (c->grav) { - case StaticGravity: - case NorthWestGravity: - case WestGravity: - case SouthWestGravity: - dx = c->border; - break; - case NorthGravity: - case CenterGravity: - case SouthGravity: - dx = -(*c->w / 2) + c->border; - break; - case NorthEastGravity: - case EastGravity: - case SouthEastGravity: - dx = -(*c->w + c->border); - break; - default: - break; + if(c) { + detachstack(c); + attachstack(c); + grabbuttons(c, True); } - - if(invert) { - dx = -dx; - dy = -dy; + sel = c; + drawstatus(); + if(!selscreen) + return; + if(c) { + XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]); + XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); } - *c->x += dx; - *c->y += dy; + else + XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); } void -higher(Client *c) -{ - XRaiseWindow(dpy, c->win); - XRaiseWindow(dpy, c->title); -} +killclient(const char *arg) { + XEvent ev; -void -killclient(Arg *arg) -{ if(!sel) return; - if(sel->proto & WM_PROTOCOL_DELWIN) - sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]); + if(isprotodel(sel)) { + ev.type = ClientMessage; + ev.xclient.window = sel->win; + ev.xclient.message_type = wmatom[WMProtocols]; + ev.xclient.format = 32; + ev.xclient.data.l[0] = wmatom[WMDelete]; + ev.xclient.data.l[1] = CurrentTime; + XSendEvent(dpy, sel->win, False, NoEventMask, &ev); + } else XKillClient(dpy, sel->win); } void -lower(Client *c) -{ - XLowerWindow(dpy, c->title); - XLowerWindow(dpy, c->win); -} - -void -manage(Window w, XWindowAttributes *wa) -{ - Client *c; - XSetWindowAttributes twa; +manage(Window w, XWindowAttributes *wa) { + Client *c, *t = NULL; Window trans; + Status rettrans; + XWindowChanges wc; c = emallocz(sizeof(Client)); + c->tags = emallocz(ntags * sizeof(Bool)); c->win = w; - c->bx = c->fx = c->tx = wa->x; - c->by = c->fy = c->ty = wa->y; - if(c->fy < bh) - c->by = c->fy = c->ty += bh; - c->bw = c->fw = c->tw = wa->width; - c->fh = c->th = wa->height; - c->bh = bh; - c->border = 1; - c->proto = getproto(c->win); - setsize(c); - XSelectInput(dpy, c->win, - StructureNotifyMask | PropertyChangeMask | EnterWindowMask); - XGetTransientForHint(dpy, c->win, &trans); - twa.override_redirect = 1; - twa.background_pixmap = ParentRelative; - twa.event_mask = ExposureMask; - - c->title = XCreateWindow(dpy, root, c->bx, c->by, c->bw, c->bh, - 0, DefaultDepth(dpy, screen), CopyFromParent, - DefaultVisual(dpy, screen), - CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa); - - settags(c); + c->x = wa->x; + c->y = wa->y; + c->w = wa->width; + c->h = wa->height; + c->oldborder = wa->border_width; + if(c->w == sw && c->h == sh) { + c->x = sx; + c->y = sy; + c->border = wa->border_width; + } + else { + if(c->x + c->w + 2 * c->border > wax + waw) + c->x = wax + waw - c->w - 2 * c->border; + if(c->y + c->h + 2 * c->border > way + wah) + c->y = way + wah - c->h - 2 * c->border; + if(c->x < wax) + c->x = wax; + if(c->y < way) + c->y = way; + c->border = BORDERPX; + } + wc.border_width = c->border; + XConfigureWindow(dpy, w, CWBorderWidth, &wc); + XSetWindowBorder(dpy, w, dc.norm[ColBorder]); + configure(c); /* propagates border_width, if size doesn't change */ + updatesizehints(c); + XSelectInput(dpy, w, + StructureNotifyMask | PropertyChangeMask | EnterWindowMask); + grabbuttons(c, False); + updatetitle(c); + if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success)) + for(t = clients; t && t->win != trans; t = t->next); + settags(c, t); + if(!c->isfloating) + c->isfloating = (rettrans == Success) || c->isfixed; + attach(c); + attachstack(c); + XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); /* some windows require this */ + setclientstate(c, IconicState); + c->isbanned = True; + focus(c); + lt->arrange(); +} - c->next = clients; - clients = c; +void +resize(Client *c, int x, int y, int w, int h, Bool sizehints) { + float dx, dy, max, min, ratio; + XWindowChanges wc; - XGrabButton(dpy, Button1, ControlMask, c->win, False, ButtonPressMask, - GrabModeAsync, GrabModeSync, None, None); - XGrabButton(dpy, Button1, Mod1Mask, c->win, False, ButtonPressMask, - GrabModeAsync, GrabModeSync, None, None); - XGrabButton(dpy, Button2, Mod1Mask, c->win, False, ButtonPressMask, - GrabModeAsync, GrabModeSync, None, None); - XGrabButton(dpy, Button3, Mod1Mask, c->win, False, ButtonPressMask, - GrabModeAsync, GrabModeSync, None, None); - - if(!c->isfloat) - c->isfloat = trans - || ((c->maxw == c->minw) && (c->maxh == c->minh)); - - setgeom(c); - settitle(c); - - arrange(NULL); - - /* mapping the window now prevents flicker */ - if(c->tags[tsel]) { - XMapRaised(dpy, c->win); - XMapRaised(dpy, c->title); - focus(c); + if(w <= 0 || h <= 0) + return; + if(sizehints) { + if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0) { + dx = (float)(w - c->basew); + dy = (float)(h - c->baseh); + min = (float)(c->minax) / (float)(c->minay); + max = (float)(c->maxax) / (float)(c->maxay); + ratio = dx / dy; + if(max > 0 && min > 0 && ratio > 0) { + if(ratio < min) { + dy = (dx * min + dy) / (min * min + 1); + dx = dy * min; + w = (int)dx + c->basew; + h = (int)dy + c->baseh; + } + else if(ratio > max) { + dy = (dx * min + dy) / (max * max + 1); + dx = dy * min; + w = (int)dx + c->basew; + h = (int)dy + c->baseh; + } + } + } + if(c->minw && w < c->minw) + w = c->minw; + if(c->minh && h < c->minh) + h = c->minh; + if(c->maxw && w > c->maxw) + w = c->maxw; + if(c->maxh && h > c->maxh) + h = c->maxh; + if(c->incw) + w -= (w - c->basew) % c->incw; + if(c->inch) + h -= (h - c->baseh) % c->inch; } - else { - ban(c); - XMapRaised(dpy, c->win); - XMapRaised(dpy, c->title); + if(w <= 0 || h <= 0) + return; + /* offscreen appearance fixes */ + if(x > sw) + x = sw - w - 2 * c->border; + if(y > sh) + y = sh - h - 2 * c->border; + if(x + w + 2 * c->border < sx) + x = sx; + if(y + h + 2 * c->border < sy) + y = sy; + if(c->x != x || c->y != y || c->w != w || c->h != h) { + c->x = wc.x = x; + c->y = wc.y = y; + c->w = wc.width = w; + c->h = wc.height = h; + wc.border_width = c->border; + XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc); + configure(c); XSync(dpy, False); } } void -maximize(Arg *arg) -{ - if(!sel) +togglefloating(const char *arg) { + if(!sel || lt->arrange == floating) return; - *sel->x = sx; - *sel->y = sy + bh; - *sel->w = sw - 2 * sel->border; - *sel->h = sh - 2 * sel->border - bh; - higher(sel); - resize(sel, False); + sel->isfloating = !sel->isfloating; + if(sel->isfloating) + resize(sel, sel->x, sel->y, sel->w, sel->h, True); + lt->arrange(); } void -pop(Client *c) -{ - Client **l; - for(l = &clients; *l && *l != c; l = &(*l)->next); - *l = c->next; - - c->next = clients; /* pop */ - clients = c; - arrange(NULL); +unban(Client *c) { + if(!c->isbanned) + return; + XMapWindow(dpy, c->win); + setclientstate(c, NormalState); + c->isbanned = False; } void -resize(Client *c, Bool inc) -{ - XConfigureEvent e; +unmanage(Client *c) { + XWindowChanges wc; - if(inc) { - if(c->incw) - *c->w -= (*c->w - c->basew) % c->incw; - if(c->inch) - *c->h -= (*c->h - c->baseh) % c->inch; - } - if(*c->x > sw) /* might happen on restart */ - *c->x = sw - *c->w; - if(*c->y > sh) - *c->y = sh - *c->h; - if(c->minw && *c->w < c->minw) - *c->w = c->minw; - if(c->minh && *c->h < c->minh) - *c->h = c->minh; - if(c->maxw && *c->w > c->maxw) - *c->w = c->maxw; - if(c->maxh && *c->h > c->maxh) - *c->h = c->maxh; - resizetitle(c); - XSetWindowBorderWidth(dpy, c->win, 1); - XMoveResizeWindow(dpy, c->win, *c->x, *c->y, *c->w, *c->h); - e.type = ConfigureNotify; - e.event = c->win; - e.window = c->win; - e.x = *c->x; - e.y = *c->y; - e.width = *c->w; - e.height = *c->h; - e.border_width = c->border; - e.above = None; - e.override_redirect = False; - XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&e); + wc.border_width = c->oldborder; + /* The server grab construct avoids race conditions. */ + XGrabServer(dpy); + XSetErrorHandler(xerrordummy); + XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */ + detach(c); + detachstack(c); + if(sel == c) + focus(NULL); + XUngrabButton(dpy, AnyButton, AnyModifier, c->win); + setclientstate(c, WithdrawnState); + free(c->tags); + free(c); XSync(dpy, False); + XSetErrorHandler(xerror); + XUngrabServer(dpy); + lt->arrange(); } void -setgeom(Client *c) -{ - if((arrange == dotile) && !c->isfloat) { - c->x = &c->tx; - c->y = &c->ty; - c->w = &c->tw; - c->h = &c->th; - } - else { - c->x = &c->fx; - c->y = &c->fy; - c->w = &c->fw; - c->h = &c->fh; - } -} - -void -setsize(Client *c) -{ - XSizeHints size; +updatesizehints(Client *c) { long msize; + XSizeHints size; + if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags) size.flags = PSize; c->flags = size.flags; @@ -351,6 +352,10 @@ setsize(Client *c) c->basew = size.base_width; c->baseh = size.base_height; } + else if(c->flags & PMinSize) { + c->basew = size.min_width; + c->baseh = size.min_height; + } else c->basew = c->baseh = 0; if(c->flags & PResizeInc) { @@ -369,20 +374,29 @@ setsize(Client *c) c->minw = size.min_width; c->minh = size.min_height; } + else if(c->flags & PBaseSize) { + c->minw = size.base_width; + c->minh = size.base_height; + } else c->minw = c->minh = 0; - if(c->flags & PWinGravity) - c->grav = size.win_gravity; + if(c->flags & PAspect) { + c->minax = size.min_aspect.x; + c->maxax = size.max_aspect.x; + c->minay = size.min_aspect.y; + c->maxay = size.max_aspect.y; + } else - c->grav = NorthWestGravity; + c->minax = c->maxax = c->minay = c->maxay = 0; + c->isfixed = (c->maxw && c->minw && c->maxh && c->minh + && c->maxw == c->minw && c->maxh == c->minh); } void -settitle(Client *c) -{ - XTextProperty name; - int n; +updatetitle(Client *c) { char **list = NULL; + int n; + XTextProperty name; name.nitems = 0; c->name[0] = 0; @@ -392,61 +406,15 @@ settitle(Client *c) if(!name.nitems) return; if(name.encoding == XA_STRING) - strncpy(c->name, (char *)name.value, sizeof(c->name)); + strncpy(c->name, (char *)name.value, sizeof c->name - 1); else { if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success - && n > 0 && *list) + && n > 0 && *list) { - strncpy(c->name, *list, sizeof(c->name)); + strncpy(c->name, *list, sizeof c->name - 1); XFreeStringList(list); } } + c->name[sizeof c->name - 1] = '\0'; XFree(name.value); - resizetitle(c); -} - -void -unmanage(Client *c) -{ - Client **l; - - XGrabServer(dpy); - XSetErrorHandler(xerrordummy); - - XUngrabButton(dpy, AnyButton, AnyModifier, c->win); - XDestroyWindow(dpy, c->title); - - for(l = &clients; *l && *l != c; l = &(*l)->next); - *l = c->next; - for(l = &clients; *l; l = &(*l)->next) - if((*l)->revert == c) - (*l)->revert = NULL; - if(sel == c) - sel = sel->revert ? sel->revert : clients; - - free(c); - - XSync(dpy, False); - XSetErrorHandler(xerror); - XUngrabServer(dpy); - arrange(NULL); - if(sel) - focus(sel); -} - -void -zoom(Arg *arg) -{ - Client *c; - - if(!sel) - return; - - if(sel == getnext(clients, tsel) && sel->next) { - if((c = getnext(sel->next, tsel))) - sel = c; - } - - pop(sel); - focus(sel); }