Mercurial > aewl
annotate dwm.h @ 733:1950833a5614
yet another fix
| author | Anselm R. Garbe <arg@suckless.org> |
|---|---|
| date | Tue, 06 Feb 2007 15:29:19 +0100 |
| parents | 29c9b557ed95 |
| children | 6283adb1fcf2 |
| rev | line source |
|---|---|
| 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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3 * |
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4 * dynamic window manager is designed like any other X client as well. It is |
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5 * driven through handling X events. In contrast to other X clients, a window |
| 468 | 6 * manager selects for SubstructureRedirectMask on the root window, to receive |
| 7 * events about window (dis-)appearance. Only one X connection at a time is | |
| 8 * allowed to select for this event mask. | |
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9 * |
| 468 | 10 * Calls to fetch an X event from the event queue are blocking. Due reading |
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11 * status text from standard input, a select()-driven main loop has been |
| 468 | 12 * implemented which selects for reads on the X connection and STDIN_FILENO to |
| 13 * handle all data smoothly. The event handlers of dwm are organized in an | |
| 14 * array which is accessed whenever a new event has been fetched. This allows | |
| 15 * event dispatching in O(1) time. | |
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16 * |
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17 * Each child of the root window is called a client, except windows which have |
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18 * set the override_redirect flag. Clients are organized in a global |
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19 * doubly-linked client list, the focus history is remembered through a global |
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20 * stack list. Each client contains an array of Bools of the same size as the |
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21 * global tags array to indicate the tags of a client. For each client dwm |
| 468 | 22 * creates a small title window, which is resized whenever the (_NET_)WM_NAME |
| 23 * properties are updated or the client is moved/resized. | |
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24 * |
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25 * Keys and tagging rules are organized as arrays and defined in the config.h |
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26 * file. These arrays are kept static in event.o and tag.o respectively, |
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27 * because no other part of dwm needs access to them. The current mode is |
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28 * represented by the arrange() function pointer, which wether points to |
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29 * dofloat() or dotile(). |
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30 * |
| 468 | 31 * To understand everything else, start reading main.c:main(). |
| 0 | 32 */ |
| 33 | |
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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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34 #include "config.h" |
| 32 | 35 #include <X11/Xlib.h> |
| 36 | |
| 143 | 37 /* mask shorthands, used in event.c and client.c */ |
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cleaned config.*h to prevent some confusion
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38 #define BUTTONMASK (ButtonPressMask | ButtonReleaseMask) |
| 502 | 39 /* other stuff used in different places */ |
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renamed WM_PROTOCOL_DELWIN into PROTODELWIN
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40 #define PROTODELWIN 1 |
| 143 | 41 |
| 452 | 42 enum { NetSupported, NetWMName, NetLast }; /* EWMH atoms */ |
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handling WM_STATE seems to make DnD in gtk/qt apps working, well let's handle this in dwm as well
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43 enum { WMProtocols, WMDelete, WMState, WMLast }; /* default atoms */ |
| 452 | 44 enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */ |
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implemented new color scheme accordingly to Sanders proposal
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45 enum { ColBorder, ColFG, ColBG, ColLast }; /* color */ |
| 452 | 46 |
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separated setup stuff into main.c:setup() - this makes main() more readable
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47 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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48 const char *cmd; |
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49
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implemented tagging a client
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49 int i; |
| 452 | 50 } Arg; /* argument type */ |
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applied Sanders resize patch, fixed lower bug
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51 |
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52 typedef struct { |
| 32 | 53 int ascent; |
| 54 int descent; | |
| 55 int height; | |
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56 XFontSet set; |
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57 XFontStruct *xfont; |
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58 } Fnt; |
| 32 | 59 |
| 452 | 60 typedef struct { |
| 32 | 61 int x, y, w, h; |
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62 unsigned long norm[ColLast]; |
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63 unsigned long sel[ColLast]; |
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64 Drawable drawable; |
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65 Fnt font; |
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66 GC gc; |
| 452 | 67 } DC; /* draw context */ |
| 32 | 68 |
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69 typedef struct Client Client; |
| 0 | 70 struct Client { |
| 31 | 71 char name[256]; |
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72 int proto; |
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115
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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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73 int x, y, w, h; |
| 480 | 74 int rx, ry, rw, rh; /* revert geometry */ |
| 20 | 75 int basew, baseh, incw, inch, maxw, maxh, minw, minh; |
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implemented aspect ratio support of windows
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76 int minax, minay, maxax, maxay; |
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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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77 long flags; |
| 573 | 78 unsigned int border; |
| 549 | 79 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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80 Bool *tags; |
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81 Client *next; |
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using double-linked list in order to get correct prev focus handling
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82 Client *prev; |
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using a global stack for focus recovery on arrange() - seems to work great
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83 Client *snext; |
| 0 | 84 Window win; |
| 85 }; | |
| 86 | |
| 452 | 87 extern const char *tags[]; /* all tags */ |
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removed mode label stuff
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88 extern char stext[256]; /* status text */ |
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removed unnecessary bx, by, bw variables
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89 extern int bh, bmw; /* bar height, bar mode label width */ |
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keep master ratio on resizecol -> arrange
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90 extern int screen, sx, sy, sw, sh; /* screen geometry */ |
| 565 | 91 extern int wax, way, wah, waw; /* windowarea geometry */ |
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92 extern unsigned int master, nmaster; /* master percent, number of master clients */ |
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93 extern unsigned int ntags, numlockmask; /* number of tags, dynamic lock mask */ |
| 452 | 94 extern void (*handler[LASTEvent])(XEvent *); /* event handler */ |
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95 extern void (*arrange)(void); /* arrange function, indicates mode */ |
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96 extern Atom wmatom[WMLast], netatom[NetLast]; |
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renamed activescreen into selscreen
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97 extern Bool running, selscreen, *seltag; /* seltag is array of Bool */ |
| 488 | 98 extern Client *clients, *sel, *stack; /* global client list and stack */ |
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99 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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100 extern DC dc; /* global draw context */ |
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101 extern Display *dpy; |
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102 extern Window root, barwin; |
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several new changes, made gridmenu working
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103 |
| 5 | 104 /* client.c */ |
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added configure(), but this doesn't really fix those frking broken SDL apps
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105 extern void configure(Client *c); /* send synthetic configure event */ |
| 452 | 106 extern void focus(Client *c); /* focus c, c may be NULL */ |
| 107 extern Client *getclient(Window w); /* return client of w */ | |
| 108 extern void killclient(Arg *arg); /* kill c nicely */ | |
| 109 extern void manage(Window w, XWindowAttributes *wa); /* manage new client */ | |
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applied Sanders all5.patch (thanks for your weekend session, Sander!)
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110 extern void resize(Client *c, Bool sizehints); /* resize c*/ |
| 640 | 111 extern void updatesizehints(Client *c); /* update the size hint variables of c */ |
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112 extern void updatetitle(Client *c); /* update the name of c */ |
| 452 | 113 extern void unmanage(Client *c); /* destroy c */ |
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114 |
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115 /* draw.c */ |
| 487 | 116 extern void drawstatus(void); /* draw the bar */ |
| 452 | 117 extern unsigned long getcolor(const char *colstr); /* return color of colstr */ |
| 118 extern void setfont(const char *fontstr); /* set the font for DC */ | |
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119 extern unsigned int textw(const char *text); /* return the width of text in px*/ |
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120 |
| 75 | 121 /* event.c */ |
| 487 | 122 extern void grabkeys(void); /* grab all keys defined in config.h */ |
| 123 extern void procevent(void); /* process pending X events */ | |
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124 |
| 43 | 125 /* main.c */ |
| 452 | 126 extern int getproto(Window w); /* return protocol mask of WMProtocols property of w */ |
| 127 extern void quit(Arg *arg); /* quit dwm nicely */ | |
| 128 extern void sendevent(Window w, Atom a, long value); /* send synthetic event to w */ | |
| 129 extern int xerror(Display *dsply, XErrorEvent *ee); /* dwm's X error handler */ | |
| 43 | 130 |
| 75 | 131 /* tag.c */ |
| 487 | 132 extern void initrregs(void); /* initialize regexps of rules defined in config.h */ |
| 452 | 133 extern Client *getnext(Client *c); /* returns next visible client */ |
| 134 extern Client *getprev(Client *c); /* returns previous visible client */ | |
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135 extern void settags(Client *c, Client *trans); /* sets tags of c */ |
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136 extern void tag(Arg *arg); /* tags c with arg's index */ |
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137 extern void toggletag(Arg *arg); /* toggles c tags with arg's index */ |
| 73 | 138 |
| 32 | 139 /* util.c */ |
| 452 | 140 extern void *emallocz(unsigned int size); /* allocates zero-initialized memory, exits on error */ |
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141 extern void eprint(const char *errstr, ...); /* prints errstr and exits with 1 */ |
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142 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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143 |
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144 /* view.c */ |
| 452 | 145 extern void detach(Client *c); /* detaches c from global client list */ |
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146 extern void dofloat(void); /* arranges all windows floating */ |
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147 extern void dotile(void); /* arranges all windows tiled */ |
| 452 | 148 extern void focusnext(Arg *arg); /* focuses next visible client, arg is ignored */ |
| 149 extern void focusprev(Arg *arg); /* focuses previous visible client, arg is ignored */ | |
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150 extern void incnmaster(Arg *arg); /* increments nmaster with arg's index value */ |
| 452 | 151 extern Bool isvisible(Client *c); /* returns True if client is visible */ |
| 559 | 152 extern void resizemaster(Arg *arg); /* resizes the master percent with arg's index value */ |
| 487 | 153 extern void restack(void); /* restores z layers of all clients */ |
| 585 | 154 extern void togglefloat(Arg *arg); /* toggles focusesd client between floating/non-floating state */ |
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155 extern void togglemode(Arg *arg); /* toggles global arrange function (dotile/dofloat) */ |
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156 extern void toggleview(Arg *arg); /* toggles the tag with arg's index (in)visible */ |
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157 extern void view(Arg *arg); /* views the tag with arg's index */ |
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added the new dotile as described on ml
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158 extern void zoom(Arg *arg); /* zooms the focused client to master area, arg is ignored */ |