664 lines
19 KiB
C
664 lines
19 KiB
C
/* See LICENSE file for copyright and license details. */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <X11/Xatom.h>
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#include <X11/Xutil.h>
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#include "jdwm.h"
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#include "util.h"
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#include "layout.h"
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#include "tag.h"
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#include "layouts/floating.h"
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/* extern */
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extern int sx, sy, sw, sh; /* screen geometry */
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extern int wax, way, wah, waw; /* windowarea geometry */
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extern Client *clients, *sel, *stack; /* global client list and stack */
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extern Bool selscreen;
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extern Atom jdwmprops, wmatom[WMLast], netatom[NetLast];
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/** Attach client stack to clients stacks
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* \param c the client
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*/
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static inline void
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attachstack(Client * c)
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{
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c->snext = stack;
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stack = c;
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}
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/** Detach client from stack
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* \param c the client
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*/
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static inline void
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detachstack(Client * c)
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{
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Client **tc;
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for(tc = &stack; *tc && *tc != c; tc = &(*tc)->snext);
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*tc = c->snext;
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}
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/** Grab or ungrab buttons when a client is focused
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* \param c client
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* \param focused True if client is focused
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* \param modkey Mod key mask
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* \param numlockmask Numlock mask
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*/
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static void
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grabbuttons(Client * c, Bool focused, KeySym modkey, unsigned int numlockmask)
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{
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XUngrabButton(c->display, AnyButton, AnyModifier, c->win);
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if(focused)
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{
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XGrabButton(c->display, Button1, modkey, c->win, False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button1, modkey | LockMask, c->win, False,
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BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button1, modkey | numlockmask, c->win, False,
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BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button1, modkey | numlockmask | LockMask,
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c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button2, modkey, c->win, False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button2, modkey | LockMask, c->win, False,
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BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button2, modkey | numlockmask, c->win, False,
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BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button2, modkey | numlockmask | LockMask,
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c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button3, modkey, c->win, False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button3, modkey | LockMask, c->win, False,
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BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button3, modkey | numlockmask, c->win, False,
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BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button3, modkey | numlockmask | LockMask,
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c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
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XUngrabButton(c->display, AnyButton, AnyModifier, DefaultRootWindow(c->display));
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}
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else
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{
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XGrabButton(c->display, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button4, NoSymbol, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button4, LockMask, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button4, numlockmask, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button4, numlockmask | LockMask, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button5, NoSymbol, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button5, LockMask, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button5, numlockmask, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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XGrabButton(c->display, Button5, numlockmask | LockMask, DefaultRootWindow(c->display), False, BUTTONMASK,
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GrabModeAsync, GrabModeSync, None, None);
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}
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}
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/** XXX: No idea
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* \param c the client
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* \return True if atom has WMDelete
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*/
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static Bool
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isprotodel(Client * c)
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{
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int i, n;
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Atom *protocols;
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Bool ret = False;
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if(XGetWMProtocols(c->display, c->win, &protocols, &n))
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{
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for(i = 0; !ret && i < n; i++)
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if(protocols[i] == wmatom[WMDelete])
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ret = True;
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XFree(protocols);
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}
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return ret;
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}
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/** XXX: No idea
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* \param c the client
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* \param state no idea
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*/
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static void
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setclientstate(Client * c, long state)
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{
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long data[] = { state, None };
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XChangeProperty(c->display, c->win, wmatom[WMState], wmatom[WMState], 32,
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PropModeReplace, (unsigned char *) data, 2);
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}
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/** Set client transparency using composite
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* \param c client
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* \param opacity opacity percentage
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*/
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static void
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setclienttrans(Client *c, double opacity)
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{
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unsigned int real_opacity = 0xffffffff;
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if(opacity >= 0 && opacity <= 100)
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{
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real_opacity = ((opacity / 100.0) * 0xffffffff);
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XChangeProperty(c->display, c->win,
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XInternAtom(c->display, "_NET_WM_WINDOW_OPACITY", False),
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XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &real_opacity, 1L);
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}
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else
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XDeleteProperty(c->display, c->win, XInternAtom(c->display, "_NET_WM_WINDOW_OPACITY", False));
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XSync(c->display, False);
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}
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/* extern */
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/** Attach client to the beginning of the clients stack
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* \param c the client
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*/
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inline void
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attach(Client * c)
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{
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if(clients)
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clients->prev = c;
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c->next = clients;
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clients = c;
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}
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inline void
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updatetitle(Client * c)
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{
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if(!gettextprop(c->display, c->win, netatom[NetWMName], c->name, sizeof c->name))
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gettextprop(c->display, c->win, wmatom[WMName], c->name, sizeof c->name);
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}
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/** Ban client
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* \param c the client
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*/
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void
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ban(Client * c)
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{
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if(c->isbanned)
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return;
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XUnmapWindow(c->display, c->win);
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setclientstate(c, IconicState);
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c->isbanned = True;
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c->unmapped++;
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}
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/** Configure client
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* \param c the client
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*/
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void
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configure(Client * c)
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{
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XConfigureEvent ce;
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ce.type = ConfigureNotify;
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ce.display = c->display;
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ce.event = c->win;
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ce.window = c->win;
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ce.x = c->x;
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ce.y = c->y;
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ce.width = c->w;
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ce.height = c->h;
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ce.border_width = c->border;
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ce.above = None;
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ce.override_redirect = False;
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XSendEvent(c->display, c->win, False, StructureNotifyMask, (XEvent *) & ce);
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}
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void
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detach(Client * c)
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{
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if(c->prev)
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c->prev->next = c->next;
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if(c->next)
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c->next->prev = c->prev;
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if(c == clients)
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clients = c->next;
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c->next = c->prev = NULL;
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}
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/** Give focus to client, or to first client if c is NULL
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* \param disp Display ref
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* \param drawcontext drawcontext ref
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* \param c client
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* \param jdwmconf jdwm config
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*/
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void
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focus(Display *disp, DC *drawcontext, Client * c, jdwm_config *jdwmconf)
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{
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/* if c is NULL or invisible, take next client in the stack */
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if((!c && selscreen) || (c && !isvisible(c, jdwmconf->selected_tags, jdwmconf->ntags)))
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for(c = stack; c && !isvisible(c, jdwmconf->selected_tags, jdwmconf->ntags); c = c->snext);
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/* if a client was selected but it's not the current client, unfocus it */
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if(sel && sel != c)
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{
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grabbuttons(sel, False, jdwmconf->modkey, jdwmconf->numlockmask);
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XSetWindowBorder(sel->display, sel->win, drawcontext->norm[ColBorder]);
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setclienttrans(sel, jdwmconf->opacity_unfocused);
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}
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if(c)
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{
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detachstack(c);
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attachstack(c);
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grabbuttons(c, True, jdwmconf->modkey, jdwmconf->numlockmask);
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}
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if(!selscreen)
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return;
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sel = c;
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drawstatus(disp, jdwmconf);
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if(sel)
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{
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XSetWindowBorder(sel->display, sel->win, drawcontext->sel[ColBorder]);
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XSetInputFocus(sel->display, sel->win, RevertToPointerRoot, CurrentTime);
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for(c = stack; c; c = c->snext)
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if(c != sel)
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setclienttrans(c, jdwmconf->opacity_unfocused);
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setclienttrans(sel, -1);
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}
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else
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XSetInputFocus(disp, DefaultRootWindow(disp), RevertToPointerRoot, CurrentTime);
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}
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/** Kill selected client
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* \param disp Display ref
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* \param jdwmconf jdwm config
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* \param arg unused
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* \ingroup ui_callback
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*/
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void
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uicb_killclient(Display *disp __attribute__ ((unused)),
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jdwm_config *jdwmconf __attribute__ ((unused)),
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const char *arg __attribute__ ((unused)))
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{
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XEvent ev;
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if(!sel)
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return;
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if(isprotodel(sel))
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{
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ev.type = ClientMessage;
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ev.xclient.window = sel->win;
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ev.xclient.message_type = wmatom[WMProtocols];
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ev.xclient.format = 32;
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ev.xclient.data.l[0] = wmatom[WMDelete];
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ev.xclient.data.l[1] = CurrentTime;
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XSendEvent(sel->display, sel->win, False, NoEventMask, &ev);
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}
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else
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XKillClient(sel->display, sel->win);
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}
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static Bool
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loadprops(Client * c, int ntags)
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{
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int i;
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char *prop;
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Bool result = False;
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prop = p_new(char, ntags + 2);
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if(gettextprop(c->display, c->win, jdwmprops, prop, sizeof(prop)))
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{
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for(i = 0; i < ntags && prop[i]; i++)
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if((c->tags[i] = prop[i] == '1'))
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result = True;
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if(i <= ntags && prop[i])
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c->isfloating = prop[i] == '1';
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}
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p_delete(&prop);
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return result;
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}
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void
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manage(Display * disp, DC *drawcontext, Window w, XWindowAttributes * wa, jdwm_config *jdwmconf)
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{
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int i;
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Client *c, *t = NULL;
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Window trans;
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Status rettrans;
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XWindowChanges wc;
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c = p_new(Client, 1);
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c->tags = p_new(Bool, jdwmconf->ntags);
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c->win = w;
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c->ftview = True;
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c->x = c->rw = wa->x;
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c->y = c->ry = wa->y;
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c->w = c->rw = wa->width;
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c->h = c->rh = wa->height;
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c->oldborder = wa->border_width;
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c->display = disp;
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if(c->w == sw && c->h == sh)
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{
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c->x = sx;
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c->y = sy;
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c->border = wa->border_width;
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}
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else
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{
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if(c->x + c->w + 2 * c->border > wax + waw)
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c->x = c->rx = wax + waw - c->w - 2 * c->border;
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if(c->y + c->h + 2 * c->border > way + wah)
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c->y = c->ry = way + wah - c->h - 2 * c->border;
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if(c->x < wax)
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c->x = c->rx = wax;
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if(c->y < way)
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c->y = c->ry = way;
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c->border = jdwmconf->borderpx;
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}
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wc.border_width = c->border;
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XConfigureWindow(disp, w, CWBorderWidth, &wc);
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XSetWindowBorder(disp, w, drawcontext->norm[ColBorder]);
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configure(c); /* propagates border_width, if size doesn't change */
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updatesizehints(c);
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XSelectInput(disp, w, StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
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grabbuttons(c, False, jdwmconf->modkey, jdwmconf->numlockmask);
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updatetitle(c);
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if((rettrans = XGetTransientForHint(disp, w, &trans) == Success))
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for(t = clients; t && t->win != trans; t = t->next);
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if(t)
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for(i = 0; i < jdwmconf->ntags; i++)
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c->tags[i] = t->tags[i];
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if(!loadprops(c, jdwmconf->ntags))
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applyrules(c, jdwmconf);
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if(!c->isfloating)
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c->isfloating = (rettrans == Success) || c->isfixed;
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saveprops(c, jdwmconf->ntags);
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attach(c);
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attachstack(c);
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XMoveResizeWindow(disp, c->win, c->x, c->y, c->w, c->h); /* some windows require this */
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ban(c);
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arrange(disp, jdwmconf);
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}
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void
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resize(Client * c, int x, int y, int w, int h, Bool sizehints)
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{
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double dx, dy, max, min, ratio;
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XWindowChanges wc;
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if(sizehints)
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{
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if(c->minay > 0 && c->maxay > 0 && (h - c->baseh) > 0 && (w - c->basew) > 0)
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{
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dx = (double) (w - c->basew);
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dy = (double) (h - c->baseh);
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min = (double) (c->minax) / (double) (c->minay);
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max = (double) (c->maxax) / (double) (c->maxay);
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ratio = dx / dy;
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if(max > 0 && min > 0 && ratio > 0)
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{
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if(ratio < min)
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{
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dy = (dx * min + dy) / (min * min + 1);
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dx = dy * min;
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w = (int) dx + c->basew;
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h = (int) dy + c->baseh;
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}
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else if(ratio > max)
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{
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dy = (dx * min + dy) / (max * max + 1);
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dx = dy * min;
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w = (int) dx + c->basew;
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h = (int) dy + c->baseh;
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}
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}
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}
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if(c->minw && w < c->minw)
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w = c->minw;
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if(c->minh && h < c->minh)
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h = c->minh;
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if(c->maxw && w > c->maxw)
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w = c->maxw;
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if(c->maxh && h > c->maxh)
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h = c->maxh;
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if(c->incw)
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w -= (w - c->basew) % c->incw;
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if(c->inch)
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h -= (h - c->baseh) % c->inch;
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}
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if(w <= 0 || h <= 0)
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return;
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/* offscreen appearance fixes */
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if(x > sw)
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x = sw - w - 2 * c->border;
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if(y > sh)
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y = sh - h - 2 * c->border;
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if(x + w + 2 * c->border < sx)
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x = sx;
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if(y + h + 2 * c->border < sy)
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y = sy;
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if(c->x != x || c->y != y || c->w != w || c->h != h)
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{
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c->x = wc.x = x;
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c->y = wc.y = y;
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c->w = wc.width = w;
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c->h = wc.height = h;
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wc.border_width = c->border;
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XConfigureWindow(c->display, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
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configure(c);
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XSync(c->display, False);
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}
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}
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void
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uicb_moveresize(Display *disp __attribute__ ((unused)),
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jdwm_config *jdwmconf,
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const char *arg)
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{
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int x, y, w, h, nx, ny, nw, nh, ox, oy, ow, oh;
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char xabs, yabs, wabs, habs;
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int mx, my, dx, dy, nmx, nmy;
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unsigned int dui;
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Window dummy;
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if(!IS_ARRANGE(floating))
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if(!sel || !sel->isfloating || sel->isfixed || !arg)
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return;
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if(sscanf(arg, "%d%c %d%c %d%c %d%c", &x, &xabs, &y, &yabs, &w, &wabs, &h, &habs) != 8)
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return;
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nx = xabs == 'x' ? sel->x + x : x;
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ny = yabs == 'y' ? sel->y + y : y;
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nw = wabs == 'w' ? sel->w + w : w;
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nh = habs == 'h' ? sel->h + h : h;
|
|
|
|
ox = sel->x;
|
|
oy = sel->y;
|
|
ow = sel->w;
|
|
oh = sel->h;
|
|
|
|
Bool xqp = XQueryPointer(sel->display, DefaultRootWindow(sel->display), &dummy, &dummy, &mx, &my, &dx, &dy, &dui);
|
|
resize(sel, nx, ny, nw, nh, True);
|
|
if (xqp && ox <= mx && (ox + ow) >= mx && oy <= my && (oy + oh) >= my)
|
|
{
|
|
nmx = mx-ox+sel->w-ow-1 < 0 ? 0 : mx-ox+sel->w-ow-1;
|
|
nmy = my-oy+sel->h-oh-1 < 0 ? 0 : my-oy+sel->h-oh-1;
|
|
XWarpPointer(sel->display, None, sel->win, 0, 0, 0, 0, nmx, nmy);
|
|
}
|
|
}
|
|
|
|
void
|
|
saveprops(Client * c, int ntags)
|
|
{
|
|
int i;
|
|
char prop[128];
|
|
|
|
for(i = 0; i < ntags && i < ssizeof(prop) - 1; i++)
|
|
prop[i] = c->tags[i] ? '1' : '0';
|
|
if(i < ssizeof(prop) - 1)
|
|
prop[i++] = c->isfloating ? '1' : '0';
|
|
|
|
prop[i] = '\0';
|
|
XChangeProperty(c->display, c->win, jdwmprops, XA_STRING, 8,
|
|
PropModeReplace, (unsigned char *) prop, i);
|
|
}
|
|
|
|
void
|
|
unban(Client * c)
|
|
{
|
|
if(!c->isbanned)
|
|
return;
|
|
XMapWindow(c->display, c->win);
|
|
setclientstate(c, NormalState);
|
|
c->isbanned = False;
|
|
}
|
|
|
|
void
|
|
unmanage(Client * c, DC *drawcontext, long state, jdwm_config *jdwmconf)
|
|
{
|
|
XWindowChanges wc;
|
|
|
|
wc.border_width = c->oldborder;
|
|
/* The server grab construct avoids race conditions. */
|
|
XGrabServer(c->display);
|
|
XConfigureWindow(c->display, c->win, CWBorderWidth, &wc); /* restore border */
|
|
detach(c);
|
|
detachstack(c);
|
|
if(sel == c)
|
|
focus(c->display, drawcontext, NULL, jdwmconf);
|
|
XUngrabButton(c->display, AnyButton, AnyModifier, c->win);
|
|
setclientstate(c, state);
|
|
XSync(c->display, False);
|
|
XSetErrorHandler(xerror);
|
|
XUngrabServer(c->display);
|
|
if(state != NormalState)
|
|
arrange(c->display, jdwmconf);
|
|
p_delete(&c->tags);
|
|
p_delete(&c);
|
|
}
|
|
|
|
void
|
|
updatesizehints(Client * c)
|
|
{
|
|
long msize;
|
|
XSizeHints size;
|
|
|
|
if(!XGetWMNormalHints(c->display, c->win, &size, &msize) || !size.flags)
|
|
size.flags = PSize;
|
|
c->flags = size.flags;
|
|
if(c->flags & PBaseSize)
|
|
{
|
|
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)
|
|
{
|
|
c->incw = size.width_inc;
|
|
c->inch = size.height_inc;
|
|
}
|
|
else
|
|
c->incw = c->inch = 0;
|
|
|
|
if(c->flags & PMaxSize)
|
|
{
|
|
c->maxw = size.max_width;
|
|
c->maxh = size.max_height;
|
|
}
|
|
else
|
|
c->maxw = c->maxh = 0;
|
|
|
|
if(c->flags & PMinSize)
|
|
{
|
|
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 & 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->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
|
|
uicb_settrans(Display *disp __attribute__ ((unused)),
|
|
jdwm_config *jdwmconf __attribute__ ((unused)),
|
|
const char *arg)
|
|
{
|
|
double delta = 100.0;
|
|
unsigned char *data;
|
|
Atom actual;
|
|
int format;
|
|
unsigned long n, left;
|
|
int set_prop = 0;
|
|
|
|
if(!sel)
|
|
return;
|
|
|
|
if(arg && sscanf(arg, "%lf", &delta))
|
|
{
|
|
if(arg[0] == '+' || arg[0] == '-')
|
|
{
|
|
XGetWindowProperty(sel->display, sel->win, XInternAtom(sel->display, "_NET_WM_WINDOW_OPACITY", False),
|
|
0L, 1L, False, XA_CARDINAL, &actual, &format, &n, &left,
|
|
(unsigned char **) &data);
|
|
if(data)
|
|
{
|
|
unsigned int current_opacity = 0;
|
|
memcpy(¤t_opacity, data, sizeof(unsigned int));
|
|
XFree((void *) data);
|
|
delta += ((current_opacity * 100.0) / 0xffffffff);
|
|
}
|
|
else
|
|
{
|
|
delta += 100.0;
|
|
set_prop = 1;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
if(delta <= 0.0)
|
|
delta = 0.0;
|
|
else if(delta > 100.0)
|
|
{
|
|
delta = 100.0;
|
|
set_prop = 1;
|
|
}
|
|
|
|
if(delta == 100.0 && !set_prop)
|
|
setclienttrans(sel, -1);
|
|
else
|
|
setclienttrans(sel, delta);
|
|
}
|