X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/2a0fc84c4af2257d79c4c7cb37131c4acb763162..6c5dc7017cff322b6402b3849c07529f5ab916fe:/client.c diff --git a/client.c b/client.c index ee659c4..af13797 100644 --- a/client.c +++ b/client.c @@ -1,49 +1,224 @@ -/* - * (C)opyright MMVI Anselm R. Garbe +/* (C)opyright MMVI-MMVII Anselm R. Garbe * See LICENSE file for license details. */ - +#include "dwm.h" #include #include #include +#include + +/* static functions */ + +static void +detachstack(Client *c) { + Client **tc; + for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext); + *tc = c->snext; +} + +static void +grabbuttons(Client *c, Bool focused) { + XUngrabButton(dpy, AnyButton, AnyModifier, c->win); + + 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); -#include "util.h" -#include "wm.h" + 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); +} + +static int +xerrordummy(Display *dsply, XErrorEvent *ee) { + return 0; +} -#define CLIENT_MASK (StructureNotifyMask | PropertyChangeMask | EnterWindowMask) +/* extern functions */ void -update_name(Client *c) -{ - XTextProperty name; - int n; - char **list = NULL; +configure(Client *c) { + XEvent synev; - name.nitems = 0; - c->name[0] = 0; - XGetTextProperty(dpy, c->win, &name, net_atom[NetWMName]); - if(!name.nitems) - XGetWMName(dpy, c->win, &name); - if(!name.nitems) + synev.type = ConfigureNotify; + synev.xconfigure.display = dpy; + synev.xconfigure.event = c->win; + synev.xconfigure.window = c->win; + synev.xconfigure.x = c->x; + synev.xconfigure.y = c->y; + synev.xconfigure.width = c->w; + synev.xconfigure.height = c->h; + synev.xconfigure.border_width = c->border; + synev.xconfigure.above = None; + XSendEvent(dpy, c->win, True, NoEventMask, &synev); +} + +void +focus(Client *c) { + Client *old; + + if(!issel || (c && !isvisible(c))) return; - if(name.encoding == XA_STRING) - strncpy(c->name, (char *)name.value, sizeof(c->name)); - else { - if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success - && n > 0 && *list) - { - strncpy(c->name, *list, sizeof(c->name)); - XFreeStringList(list); + if(!sel) + sel = c; + else if(sel != c) { + old = sel; + sel = c; + if(old) { + grabbuttons(old, False); + drawclient(old); } } - XFree(name.value); + if(c) { + detachstack(c); + c->snext = stack; + stack = c; + grabbuttons(c, True); + drawclient(c); + XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); + } + else + XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); +} + +Client * +getclient(Window w) { + Client *c; + + for(c = clients; c; c = c->next) + if(c->win == w) + return c; + return NULL; } void -update_size(Client *c) -{ - XSizeHints size; +killclient(Arg *arg) { + if(!sel) + return; + if(sel->proto & PROTODELWIN) + sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]); + else + XKillClient(dpy, sel->win); +} + +void +manage(Window w, XWindowAttributes *wa) { + Client *c; + Window trans; + + c = emallocz(sizeof(Client)); + c->tags = emallocz(ntags * sizeof(Bool)); + c->win = w; + c->border = 0; + c->x = wa->x; + c->y = wa->y; + c->w = wa->width; + c->h = wa->height; + updatesizehints(c); + if(c->x + c->w + 2 * BORDERPX > sw) + c->x = sw - c->w - 2 * BORDERPX; + if(c->x < sx) + c->x = sx; + if(c->y + c->h + 2 * BORDERPX > sh) + c->y = sh - c->h - 2 * BORDERPX; + if(c->h != sh && c->y < bh) + c->y = bh; + c->proto = getproto(c->win); + XSelectInput(dpy, c->win, + StructureNotifyMask | PropertyChangeMask | EnterWindowMask); + XGetTransientForHint(dpy, c->win, &trans); + grabbuttons(c, False); + updatetitle(c); + settags(c, getclient(trans)); + if(!c->isfloat) + c->isfloat = trans || c->isfixed; + if(clients) + clients->prev = c; + c->next = clients; + c->snext = stack; + stack = clients = c; + XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y); + XMapWindow(dpy, c->win); + if(isvisible(c)) + focus(c); + arrange(); +} + +void +resize(Client *c, Bool sizehints, Corner sticky) { + int bottom = c->y + c->h; + int right = c->x + c->w; + XWindowChanges wc; + + if(sizehints) { + if(c->incw) + c->w -= (c->w - c->basew) % c->incw; + if(c->inch) + c->h -= (c->h - c->baseh) % c->inch; + 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; + } + if(sticky == TopRight || sticky == BotRight) + c->x = right - c->w; + if(sticky == BotLeft || sticky == BotRight) + c->y = bottom - c->h; + /* offscreen appearance fixes */ + if(c->x + c->w < sx) + c->x = sx; + if(c->y + c->h < bh) + c->y = bh; + if(c->x > sw) + c->x = sw - c->w; + if(c->y > sh) + c->y = sh - c->h; + wc.x = c->x; + wc.y = c->y; + wc.width = c->w; + wc.height = c->h; + if(c->w == sw && c->h == sh) + wc.border_width = 0; + else + wc.border_width = BORDERPX; + XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc); + configure(c); + XSync(dpy, False); +} + +void +updatesizehints(Client *c) { long msize; + XSizeHints size; + if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags) size.flags = PSize; c->flags = size.flags; @@ -71,168 +246,54 @@ update_size(Client *c) } else c->minw = c->minh = 0; + c->isfixed = (c->maxw && c->minw && c->maxh && c->minh && + c->maxw == c->minw && c->maxh == c->minh); } void -focus(Client *c) -{ - Client **l, *old; - - old = stack; - for(l=&stack; *l && *l != c; l=&(*l)->snext); - eassert(*l == c); - *l = c->snext; - c->snext = stack; - stack = c; - XRaiseWindow(dpy, c->win); - XRaiseWindow(dpy, c->title); - XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); - if(old && old != c) { - XMapWindow(dpy, old->title); - draw_client(old); - } - XUnmapWindow(dpy, c->title); - draw_bar(); - discard_events(EnterWindowMask); - XFlush(dpy); -} - -void -manage(Window w, XWindowAttributes *wa) -{ - Client *c, **l; - XSetWindowAttributes twa; - - c = emallocz(sizeof(Client)); - c->win = w; - c->tx = c->x = wa->x; - c->ty = c->y = wa->y; - c->tw = c->w = wa->width; - c->h = wa->height; - c->th = barrect.height; - update_size(c); - XSetWindowBorderWidth(dpy, c->win, 1); - XSetWindowBorder(dpy, c->win, brush.border); - XSelectInput(dpy, c->win, CLIENT_MASK); - XGetTransientForHint(dpy, c->win, &c->trans); - twa.override_redirect = 1; - twa.background_pixmap = ParentRelative; - twa.event_mask = ExposureMask; - - c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th, - 0, DefaultDepth(dpy, screen), CopyFromParent, - DefaultVisual(dpy, screen), - CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa); - update_name(c); - - for(l=&clients; *l; l=&(*l)->next); - c->next = *l; /* *l == nil */ - *l = c; - c->snext = stack; - stack = c; - XMapWindow(dpy, c->win); - XMapWindow(dpy, c->title); - 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); - resize(c); - focus(c); -} - -void -resize(Client *c) -{ - XConfigureEvent e; - - 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 = 0; - e.above = None; - e.override_redirect = False; - XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask); - XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&e); - XSelectInput(dpy, c->win, CLIENT_MASK); - XFlush(dpy); -} +updatetitle(Client *c) { + char **list = NULL; + int n; + XTextProperty name; -static int -dummy_error_handler(Display *dpy, XErrorEvent *error) -{ - return 0; + name.nitems = 0; + c->name[0] = 0; + XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]); + if(!name.nitems) + XGetWMName(dpy, c->win, &name); + if(!name.nitems) + return; + if(name.encoding == XA_STRING) + strncpy(c->name, (char *)name.value, sizeof c->name); + else { + if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success + && n > 0 && *list) + { + strncpy(c->name, *list, sizeof c->name); + XFreeStringList(list); + } + } + XFree(name.value); } void -unmanage(Client *c) -{ - Client **l; +unmanage(Client *c) { + Client *nc; + /* The server grab construct avoids race conditions. */ XGrabServer(dpy); - XSetErrorHandler(dummy_error_handler); - + XSetErrorHandler(xerrordummy); + detach(c); + detachstack(c); + if(sel == c) { + for(nc = stack; nc && !isvisible(nc); nc = nc->snext); + focus(nc); + } XUngrabButton(dpy, AnyButton, AnyModifier, c->win); - XDestroyWindow(dpy, c->title); - - for(l=&clients; *l && *l != c; l=&(*l)->next); - eassert(*l == c); - *l = c->next; - for(l=&stack; *l && *l != c; l=&(*l)->snext); - eassert(*l == c); - *l = c->snext; + free(c->tags); free(c); - - XFlush(dpy); - XSetErrorHandler(error_handler); + XSync(dpy, False); + XSetErrorHandler(xerror); XUngrabServer(dpy); - if(stack) - focus(stack); -} - -Client * -gettitle(Window w) -{ - Client *c; - for(c = clients; c; c = c->next) - if(c->title == w) - return c; - return NULL; -} - -Client * -getclient(Window w) -{ - Client *c; - for(c = clients; c; c = c->next) - if(c->win == w) - return c; - return NULL; -} - -void -draw_client(Client *c) -{ - if(c == stack) - draw_bar(); - - c->tw = textwidth(&brush.font, c->name) + labelheight(&brush.font); - c->tx = c->x + c->w - c->tw + 2; - c->ty = c->y; - XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th); - - brush.rect.x = brush.rect.y = 0; - brush.rect.width = c->tw; - brush.rect.height = c->th; - - draw(dpy, &brush, True, c->name); - XCopyArea(dpy, brush.drawable, c->title, brush.gc, - 0, 0, c->tw, c->th, 0, 0); - XFlush(dpy); + arrange(); }