author | Anselm R. Garbe <arg@suckless.org> |
Mon, 08 Jan 2007 17:33:24 +0100 | |
changeset 674 | 5d79c351e30a |
parent 650 | f3b8c71a69d4 |
child 675 | 1438e35b622e |
permissions | -rw-r--r-- |
644 | 1 |
/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> |
0 | 2 |
* See LICENSE file for license details. |
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* |
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* dynamic window manager is designed like any other X client as well. It is |
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* driven through handling X events. In contrast to other X clients, a window |
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* manager selects for SubstructureRedirectMask on the root window, to receive |
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* events about window (dis-)appearance. Only one X connection at a time is |
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* allowed to select for this event mask. |
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* |
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* Calls to fetch an X event from the event queue are blocking. Due reading |
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improved intro comment in dwm.h, updated config.mk
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* status text from standard input, a select()-driven main loop has been |
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* implemented which selects for reads on the X connection and STDIN_FILENO to |
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* handle all data smoothly. The event handlers of dwm are organized in an |
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* array which is accessed whenever a new event has been fetched. This allows |
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* event dispatching in O(1) time. |
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* |
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* Each child of the root window is called a client, except windows which have |
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* set the override_redirect flag. Clients are organized in a global |
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* doubly-linked client list, the focus history is remembered through a global |
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* stack list. Each client contains an array of Bools of the same size as the |
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* global tags array to indicate the tags of a client. For each client dwm |
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* creates a small title window, which is resized whenever the (_NET_)WM_NAME |
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* properties are updated or the client is moved/resized. |
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* |
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made introduction comment in dwm.h shorter
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* Keys and tagging rules are organized as arrays and defined in the config.h |
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* file. These arrays are kept static in event.o and tag.o respectively, |
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* because no other part of dwm needs access to them. The current mode is |
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* represented by the arrange() function pointer, which wether points to |
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* dofloat() or dotile(). |
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* |
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* To understand everything else, start reading main.c:main(). |
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*/ |
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removed the CONFIG variable from config.mk, renamed config.h into config.default.h, after first clone/extract one needs to copy config.default.h to config.h, that is easier than always heavy typing make CONFIG=blafasel
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#include "config.h" |
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#include <X11/Xlib.h> |
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/* mask shorthands, used in event.c and client.c */ |
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cleaned config.*h to prevent some confusion
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#define BUTTONMASK (ButtonPressMask | ButtonReleaseMask) |
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/* other stuff used in different places */ |
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#define BORDERPX 1 |
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renamed WM_PROTOCOL_DELWIN into PROTODELWIN
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#define PROTODELWIN 1 |
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enum { NetSupported, NetWMName, NetLast }; /* EWMH atoms */ |
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enum { WMProtocols, WMDelete, WMLast }; /* default atoms */ |
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enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */ |
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enum { ColFG, ColBG, ColLast }; /* color */ |
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typedef enum { |
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TopLeft, TopRight, BotLeft, BotRight |
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} Corner; /* window corners */ |
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separated setup stuff into main.c:setup() - this makes main() more readable
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typedef union { |
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using execl now, argv changed, using cmd and const char defs directly in the KEYS struct
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const char *cmd; |
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implemented tagging a client
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int i; |
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} Arg; /* argument type */ |
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applied Sanders resize patch, fixed lower bug
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typedef struct { |
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int ascent; |
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int descent; |
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int height; |
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XFontSet set; |
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XFontStruct *xfont; |
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} Fnt; |
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typedef struct { |
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int x, y, w, h; |
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unsigned long norm[ColLast]; |
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new color stuff/new rendering stuff
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unsigned long sel[ColLast]; |
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new color stuff/new rendering stuff
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unsigned long status[ColLast]; |
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Drawable drawable; |
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Fnt font; |
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GC gc; |
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} DC; /* draw context */ |
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typedef struct Client Client; |
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struct Client { |
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char name[256]; |
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added protocol killing stuff
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int proto; |
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removed c->f{x,y,w,h} and c->t{x,y,w,h} in favor for the new rule handling remembering two kinds of geometries is unnecessary, removed the randomized (x,y) setting on dofloat startup, was kind too random und unpredictable
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int x, y, w, h; |
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int rx, ry, rw, rh; /* revert geometry */ |
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int tx, ty, tw, th; /* title window geometry */ |
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int basew, baseh, incw, inch, maxw, maxh, minw, minh; |
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made fullscreen apps working fine in floating mode (there is no sane way to make them work in tiled mode, thus I switch to floating mode if I run such kind of app), also fixed the xterm issue reported by Sander
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long flags; |
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unsigned int border; |
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Bool isfloat, isfixed, ismax; |
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removed TLast tag enum, now tags is simple defined as char *[] array, the rest is calculated correctly, rules take an int array for the tags
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Bool *tags; |
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Client *next; |
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using double-linked list in order to get correct prev focus handling
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Client *prev; |
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using a global stack for focus recovery on arrange() - seems to work great
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Client *snext; |
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Window win; |
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Window twin; |
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}; |
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extern const char *tags[]; /* all tags */ |
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extern char stext[1024]; /* status text */ |
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implemented nmaster appearance in mode label (using %u)
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extern char mtext[32]; /* mode text */ |
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extern int bx, by, bw, bh, bmw; /* bar geometry, bar mode label width */ |
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keep master ratio on resizecol -> arrange
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extern int screen, sx, sy, sw, sh; /* screen geometry */ |
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extern int wax, way, wah, waw; /* windowarea geometry */ |
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extern unsigned int master, nmaster; /* master percent, number of master clients */ |
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experimental version which allows master clients being increased/decreased
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extern unsigned int ntags, numlockmask; /* number of tags, dynamic lock mask */ |
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extern void (*handler[LASTEvent])(XEvent *); /* event handler */ |
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do* has no Arg arument anymore (never called directly)
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extern void (*arrange)(void); /* arrange function, indicates mode */ |
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extern Atom wmatom[WMLast], netatom[NetLast]; |
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implemented the maximization as I described on the mailinglist, this feels better to me.
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extern Bool running, issel, *seltag; /* seltag is array of Bool */ |
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extern Client *clients, *sel, *stack; /* global client list and stack */ |
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extern Cursor cursor[CurLast]; |
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small change to comments, renamed two set* functions in client.c into update*
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extern DC dc; /* global draw context */ |
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extern Display *dpy; |
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extern Window root, barwin; |
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several new changes, made gridmenu working
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/* client.c */ |
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extern void ban(Client *c); /* ban c from screen */ |
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added configure(), but this doesn't really fix those frking broken SDL apps
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extern void configure(Client *c); /* send synthetic configure event */ |
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extern void focus(Client *c); /* focus c, c may be NULL */ |
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extern Client *getclient(Window w); /* return client of w */ |
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extern Client *getctitle(Window w); /* return client of title window */ |
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extern void killclient(Arg *arg); /* kill c nicely */ |
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extern void manage(Window w, XWindowAttributes *wa); /* manage new client */ |
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extern void resize(Client *c, Bool sizehints, Corner sticky); /* resize c*/ |
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fixing the settags issue, preparing 1.7.1
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extern void resizetitle(Client *c); /* resizes c->twin correctly */ |
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extern void updatesizehints(Client *c); /* update the size hint variables of c */ |
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extern void updatetitle(Client *c); /* update the name of c */ |
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extern void unmanage(Client *c); /* destroy c */ |
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added protocol killing stuff
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new stuff (some warning elimination)
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/* draw.c */ |
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extern void drawall(void); /* draw all visible client titles and the bar */ |
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extern void drawstatus(void); /* draw the bar */ |
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fixed comment of drawclient()
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extern void drawclient(Client *c); /* draw title and set border of c */ |
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extern unsigned long getcolor(const char *colstr); /* return color of colstr */ |
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extern void setfont(const char *fontstr); /* set the font for DC */ |
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extern unsigned int textw(const char *text); /* return the width of text in px*/ |
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/* event.c */ |
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extern void grabkeys(void); /* grab all keys defined in config.h */ |
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extern void procevent(void); /* process pending X events */ |
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added mouse-based resizals
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/* main.c */ |
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extern int getproto(Window w); /* return protocol mask of WMProtocols property of w */ |
140 |
extern void quit(Arg *arg); /* quit dwm nicely */ |
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extern void sendevent(Window w, Atom a, long value); /* send synthetic event to w */ |
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extern int xerror(Display *dsply, XErrorEvent *ee); /* dwm's X error handler */ |
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/* tag.c */ |
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extern void initrregs(void); /* initialize regexps of rules defined in config.h */ |
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extern Client *getnext(Client *c); /* returns next visible client */ |
147 |
extern Client *getprev(Client *c); /* returns previous visible client */ |
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small change to comments, renamed two set* functions in client.c into update*
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extern void settags(Client *c, Client *trans); /* sets tags of c */ |
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extern void tag(Arg *arg); /* tags c with arg's index */ |
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extern void toggletag(Arg *arg); /* toggles c tags with arg's index */ |
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/* util.c */ |
452 | 153 |
extern void *emallocz(unsigned int size); /* allocates zero-initialized memory, exits on error */ |
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extern void eprint(const char *errstr, ...); /* prints errstr and exits with 1 */ |
452 | 155 |
extern void *erealloc(void *ptr, unsigned int size); /* reallocates memory, exits on error */ |
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extern void spawn(Arg *arg); /* forks a new subprocess with to arg's cmd */ |
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separated several functions into view.c
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separated several functions into view.c
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/* view.c */ |
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extern void detach(Client *c); /* detaches c from global client list */ |
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160 |
extern void dofloat(void); /* arranges all windows floating */ |
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do* has no Arg arument anymore (never called directly)
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161 |
extern void dotile(void); /* arranges all windows tiled */ |
452 | 162 |
extern void focusnext(Arg *arg); /* focuses next visible client, arg is ignored */ |
163 |
extern void focusprev(Arg *arg); /* focuses previous visible client, arg is ignored */ |
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experimental version which allows master clients being increased/decreased
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164 |
extern void incnmaster(Arg *arg); /* increments nmaster with arg's index value */ |
452 | 165 |
extern Bool isvisible(Client *c); /* returns True if client is visible */ |
559 | 166 |
extern void resizemaster(Arg *arg); /* resizes the master percent with arg's index value */ |
487 | 167 |
extern void restack(void); /* restores z layers of all clients */ |
585 | 168 |
extern void togglefloat(Arg *arg); /* toggles focusesd client between floating/non-floating state */ |
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some other simplifications
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extern void togglemode(Arg *arg); /* toggles global arrange function (dotile/dofloat) */ |
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extern void toggleview(Arg *arg); /* toggles the tag with arg's index (in)visible */ |
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extern void view(Arg *arg); /* views the tag with arg's index */ |
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ede48935f2b3
added the new dotile as described on ml
Anselm R. Garbe <arg@10kloc.org>
parents:
507
diff
changeset
|
172 |
extern void zoom(Arg *arg); /* zooms the focused client to master area, arg is ignored */ |