xaizek / euclid-wm (License: BSD 3-Clause) (since 2018-12-07)
A minimalist, tiling window manager for X11 that seeks to allow easy management of numerous windows entirely from the keyboard.
<root> / euclid-wm.c (214b72d076d60c9c8315d3635d159eaf923d3aff) (92KiB) (mode 100644) [raw]
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/*

Copyright (c) 2010-14, William M. Diem <wmdiem at gmail dot com>
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
  notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
  notice, this list of conditions and the following disclaimer in the
  documentation and/or other materials provided with the distribution.
* The names of the contributor(s) may not be used to endorse or promote products
  derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

scrotwm < http://www.scrotwm.org/ > and dwm < http://dwm.suckless.org/ > 
were used as a model for some parts.
Thus the one or more of the following notices may apply to some sections:

* scrotwm: 
* Copyright (c) 2009 Marco Peereboom <marco@peereboom.us>
* Copyright (c) 2009 Ryan McBride <mcbride@countersiege.com>
* Copyright (c) 2009 Darrin Chandler <dwchandler@stilyagin.com>
* Copyright (c) 2009 Pierre-Yves Ritschard <pyr@spootnik.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* dwm:
* 2006-2008 Anselm R Garbe <garbeam at gmail dot com>
* 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
* 2006-2007 Jukka Salmi <jukka at salmi dot ch>
* 2007 Premysl Hruby <dfenze at gmail dot com>
* 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
* 2007 Christof Musik <christof at sendfax dot de>
* 2007-2008 Enno Gottox Boland <gottox at s01 dot de>
* 2007-2008 Peter Hartlich <sgkkr at hartlich dot com>
* 2008 Martin Hurton <martin dot hurton at gmail dot com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.

*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdbool.h>
#include <string.h>
#include <sys/time.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <errno.h>
#ifndef NOXINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include <signal.h>


//this is a hack
FILE *popen(char *, char *);
int pclose (FILE *);
char *tempnam(char *,char*);

//determines size of a static array (won't work with pointers)
#define ARRAY_LEN(x) (sizeof(x)/sizeof((x)[0]))

//number of builtin commands
#define BCMDS 56
//maximum number of supported custom commands
#define CCMDS 99
//total maximum number of commands
#define BINDINGS (BCMDS + CCMDS)

/*BASIC VARIABLE TYPES*/

/*
 * Overall structure
 * v =		 views
 * 		  |		\
 * t = 		tracks		stack
 * 		  |
 * c = 		containers
 * 		  |
 * w = 		 wins
 * 
 */


struct screen {
	struct screen *next;
	struct view *v;
	Window stackid;
	int x;
	int y;
	unsigned int w;
	unsigned int h;
};

struct view {
	struct view *next; //the views of a screen are in a doubly linked list
	struct view *prev;
	struct track *ft; //first track
	struct stack_item *stack;
	struct cont *mfocus; //container for focused window  
	struct stack_item *sfocus; //stackfocus
	int idx; //index
	bool showstack; //is it visible
	bool orientv; //tracks run verically?
	bool fs; //fullscreen?
};

struct track {
	struct view *view; //what view does this track belong to
	struct track *next; //tracks on a view are in a doubly linked list
	struct track *prev;
	struct cont *c; //first container in the track
	int size;
};

struct cont {
	struct track *track; //what track is the container in?
	struct cont *next; //doubly linked list of conts in a track
	struct cont *prev; 
	struct win *win;  //pointer to window that the cont holds
	int size; //size represents h or w depending on the orientation of the layout

};

struct win {
	Window id; //X11 window id
	struct win *next; //linked list of ALL windows everywhere that euclid cares about
	struct cont *cont; //holds a pointer to the cont if the win is in a layout
	bool del_win; 
	bool take_focus; 
	bool fullscreen; 
	bool req_fullscreen; //did this window originate the fullscreen state of the view?
	bool last_only_chld; //last time this window was mapped, was it in its own track?
	int last_tpos; // we will store the last track and cont coords for the CENTER of the window here to allow semi-persistence
	int last_cpos;
	struct cont *prev_focus; // container of previously focused window (needs validity check before use)
};

struct stack_item { //items in the stack are doubly linked per view
	struct win *win; 
	struct stack_item *next;
	struct stack_item *prev;
};

struct binding { // keep track of our keybindings
	unsigned int *mask;
	unsigned int keycode;
};


/*
 *GLOBAL VARIABLES
 */

struct view *fv = NULL; 			//first view
struct screen *cs = NULL; 			//currently active screen
struct screen *firstscreen = NULL; 		//start of a list of screens
struct win *first_win = NULL; 			//start of our linked list of all windows
unsigned int mod = Mod1Mask; 			//modifyer key
unsigned int mods = Mod1Mask | ShiftMask; 	//modifyer key + shift These are for sending keybindings to X
bool sloppy_focus = true; 			//focus follows mouse
struct binding bindings[BINDINGS];		//all the info on our keybindings
Display *dpy;					// need this to talk to X
Window root;					// root window struct
unsigned long focus_pix; 			//these are X colors
unsigned long unfocus_pix;
unsigned long stack_background_pix;
unsigned long stack_focus_pix;
unsigned long stack_unfocus_pix;
GC focus_gc = NULL;				//who even knows? X Needs graphical contexts
GC unfocus_gc = NULL;
bool gxerror = false;				//so Xlib can tell us something went wrong, again, Xlib needs this
Atom wm_del_win;				//atoms for getting info on windows
Atom wm_take_focus;
Atom wm_prot;
Atom wm_change_state;
Atom wm_fullscreen;
Atom current_desktop;
Atom utf8;
char *dcmd = NULL;				//string that gets passed to /bin/sh when we invoke the menu
char *tcmd = NULL;				//string that gets passed to /bin/sh when we invoke the terminal
char *ccmds[CCMDS];				//array of strings that can be set by the user to pass to /bin/sh
unsigned short res_top = 0;			//reserved space top, bottom, left, right
unsigned short res_bot = 0;
unsigned short res_left = 0;
unsigned short res_right = 0;
unsigned short resize_inc = 15;			//resize increment, sorta
unsigned short empty_stack_height = 8;		//what it says, we show an empty stack (if visible) so the user knows that (1) the stack is empty and (2) the stack is toggled on
unsigned short offscreen = 0;			//we'll set this later so we know where to move windows we don't want to be onscreen (i.e., a hidden stack)
struct timeval last_redraw;			//we use this to keep track of whether events are triggered by euclid moving things around (e.g., if we move a window under the cursor we get an enter notify even, even though the pointer never moved) or whether we need to pay attention to them
bool default_orientation = true; 		//which way do we initialize views with their tracks running?
bool autobalance = false;			//is smart layout balancing enabled?
bool win_menu = false; 				//if false use dmenu for to search windows, if true use euclid-menu, eventually we may phase dmenu out altogether
int last_view_idx = 1; //index of the last seen view

//records the keycode in appropriate array
void bind_key(char s[12], unsigned int *m, struct binding *b) {
	unsigned int code;
	code = XKeysymToKeycode(dpy,XStringToKeysym(s));
	b->keycode = code;
	b->mask = m;
}


//handles binding the default keys
void load_defaults() {
	//note that the array index is significant
	//it binds the binding to the relevant code
	//these would be more readable if we #defined them

	//resize up down left right		4	0-3
	bind_key("y",&mod,&bindings[0]);
	bind_key("u",&mod,&bindings[1]);
	bind_key("i",&mod,&bindings[2]);
	bind_key("o",&mod,&bindings[3]);
	
	//move win to view next prev 1-0	12	4-15
	bind_key("1",&mods,&bindings[4]);
	bind_key("2",&mods,&bindings[5]);
	bind_key("3",&mods,&bindings[6]);
	bind_key("4",&mods,&bindings[7]);
	bind_key("5",&mods,&bindings[8]);
	bind_key("6",&mods,&bindings[9]);
	bind_key("7",&mods,&bindings[10]);
	bind_key("8",&mods,&bindings[11]);
	bind_key("9",&mods,&bindings[12]);
	bind_key("0",&mods,&bindings[13]);
	bind_key("n",&mods,&bindings[14]);
	bind_key("m",&mods,&bindings[15]);

	//change view next prev 1-0		12	16-27
	bind_key("1",&mod,&bindings[16]);
	bind_key("2",&mod,&bindings[17]);
	bind_key("3",&mod,&bindings[18]);
	bind_key("4",&mod,&bindings[19]);
	bind_key("5",&mod,&bindings[20]);
	bind_key("6",&mod,&bindings[21]);
	bind_key("7",&mod,&bindings[22]);
	bind_key("8",&mod,&bindings[23]);
	bind_key("9",&mod,&bindings[24]);
	bind_key("0",&mod,&bindings[25]);
	bind_key("n",&mod,&bindings[26]);
	bind_key("m",&mod,&bindings[27]);

	//shift window u d r l  		4 	28-31
	bind_key("h",&mods,&bindings[28]);
	bind_key("j",&mods,&bindings[29]);
	bind_key("k",&mods,&bindings[30]);
	bind_key("l",&mods,&bindings[31]);

	//toggle stack				1	32
	bind_key("space",&mod,&bindings[32]);

	//move to stack				1	33
	bind_key("period",&mod,&bindings[33]);

	//move to main				1	34
	bind_key("comma",&mod,&bindings[34]);

	//swap stack and main			1	35
	bind_key("slash",&mod,&bindings[35]);

	//swap stack up down			2	36-37
	bind_key("semicolon",&mods,&bindings[36]);
	bind_key("apostrophe",&mods,&bindings[37]);

	//shift main focus up down left right	4	38-41
	bind_key("h",&mod,&bindings[38]);
	bind_key("j",&mod,&bindings[39]);
	bind_key("k",&mod,&bindings[40]);
	bind_key("l",&mod,&bindings[41]);

	//shift stack focus up down		2	42-43
	bind_key("semicolon",&mod,&bindings[42]);
	bind_key("apostrophe",&mod,&bindings[43]);

	//close win				2	44-45
	bind_key("Escape",&mod,&bindings[44]);
	bind_key("Escape",&mods,&bindings[45]);

	//run menu term				2	46-47
	bind_key("Return",&mod,&bindings[46]);
	bind_key("Return",&mods,&bindings[47]);

	//fullscreen				1	48
	bind_key("space",&mods,&bindings[48]);

	//quit					1	49
	bind_key("Delete",&mods,&bindings[49]);
	
	//toggle orientation
	bind_key("Tab",&mod,&bindings[50]);
	
	bind_key("r",&mod,&bindings[51]);

	//prev/next view
	bind_key("Prior", &mod,&bindings[52]);
	bind_key("Next", &mod,  &bindings[53]);

	//bind search
	bind_key("slash",&mods, &bindings[54]);

	//go to previous view
	bind_key("backslash",&mod, &bindings[55]);

	// user defined
}

void spawn(char *cmd) {
	if (cmd == NULL || cmd[0] == '\0') {
		return;
	};
	if (fork() == 0) {
		if (dpy != NULL) {
			close(ConnectionNumber(dpy));
		};

		// restore default handling of SIGCHLD signal to allow shell function
		// properly
		signal(SIGCHLD, SIG_DFL);

		setsid();
		char cmd2[264];
		strcpy (&cmd2[0],"exec ");
		strcpy (&cmd2[5],cmd);
		int end = strlen (cmd2);
		cmd2[end++] = '\0';
		execl("/bin/sh","/bin/sh","-c",cmd2,NULL);
		fprintf(stderr,"error number %d  spawning %s\n",errno,cmd);
		exit(1);
	} else {
		return;
	};
}

void split(char *in, char *out1, char *out2, char delim) {
	int i = 0;
	while (*in != '\0' && *in != delim) {
		out1[i] = *in;
		in++;
		i++;
	};
	out1[i] = '\0';
	if (*in == delim) {
		in++;
		strcpy (out2,in);
	} else {
		out2[0] = '\0';
	};
}

char *str_dup(char *in) {
	char * out = (char *) malloc(strlen(in) + 1);
	strcpy(out,in);
	return out;
}

void load_conf( bool first_call) {
	FILE *conf;
	char confdir[512];
	char conffile[512];
	char rcfile[512];
	memset(confdir, '\0', sizeof(confdir));
	memset(conffile, '\0',sizeof(conffile));
	memset(rcfile, '\0',sizeof(rcfile));
	confdir[0] = '\0';
	char *xdgconf = getenv("XDG_CONFIG_HOME");
	if (xdgconf == NULL) {
		char *home = getenv("HOME");
		if (home != NULL) { 
			strcpy(confdir, home);
			strcat(confdir,"/.config");
		};
	} else { 
		strcat(confdir,xdgconf);
	};
	//what happens here if both xdgconf and home were NULL?

	strcat(confdir,"/euclid-wm");

	//run rc file
	//but only when euclid loads
	if (first_call) {

		strcpy(rcfile,confdir);
		strcat(rcfile,"/euclidrc");
		spawn(rcfile);
	};

	//open and parse config file
	strcpy(conffile,confdir);
	strcat(conffile,"/euclid-wm.conf");
        conf = fopen(conffile,"r");
	if (conf == NULL) {
		fprintf(stderr,"euclid-wm ERROR: could not open conf file, falling back to internal defaults\n");
		load_defaults();
		return;
	};
	printf("euclid-wm: conf file opened successfully: %s\n",conffile);
	char line[256];
	load_defaults();
	while (fgets(line, 256, conf) != NULL) {
		//parse line
		if (line[0] != '#' && line[0] != '\n') {
			char key[64];
			char val[256];
			char *v = NULL;
			memset(key,'\0',sizeof(key));
			memset(val,'\0',sizeof(val));
			split(line,key,val,'=');
			if (val[0] == ' ') {
				v = &val[1];
			} else {
				v = &val[0];
			};
			if (val[strlen(val)-1] == '\n') {
				val[strlen(val) - 1] = '\0';
			};
			if (key[strlen(key) - 1] == ' ') {
				key[strlen(key) - 1] = '\0';
			};
		
			if (strcmp(key,"dmenu") == 0) {
				dcmd = str_dup(v);
			} else if (strcmp(key,"term") == 0) {
				tcmd = str_dup(v);
			} else if (strcmp(key,"autobalance") == 0) {
				if (strcmp(v,"true") == 0) {
					autobalance = true;
				} else {
					autobalance = false;
				};
			} else if (strcmp(key,"sloppy_focus") == 0) {
				sloppy_focus = (strcmp(v,"true") == 0);
			} else if (strcmp(key,"resize_increment") == 0) { 
				resize_inc = atoi(v);
			} else if (strcmp(key,"empty_stack_height") == 0) {
				empty_stack_height = atoi(v);
			} else if (strcmp(key,"reserved_top") == 0) {
				res_top = atoi(v);
			} else if (strcmp(key,"reserved_bottom") == 0) {
				res_bot = atoi(v);
			} else if (strcmp(key,"reserved_left") == 0) {
				res_left = atoi(v);
			} else if (strcmp(key,"reserved_right") == 0) {
				res_right = atoi(v);
			} else if (strcmp(key,"window_menu") == 0) {
				win_menu = v;
			} else if (strcmp(key,"modkey") == 0) {
				if (strcmp(v,"1") == 0) {
					mod = Mod1Mask;
					mods = Mod1Mask | ShiftMask;
				} else if (strcmp(v,"2") == 0) {
					mod = Mod2Mask;
					mods = Mod2Mask | ShiftMask;
				} else if (strcmp(v,"3") == 0) {
					mod = Mod3Mask;
					mods = Mod3Mask | ShiftMask;
				} else if (strcmp(v,"4") == 0) {
					mod = Mod4Mask;
					mods = Mod4Mask | ShiftMask;
				} else if (strcmp(v,"5") == 0) {
					mod = Mod5Mask;
					mods = Mod5Mask | ShiftMask;
				};

			} else if (key[0] == 'c' && key[2] == 'l' && key[4] == 'r') { 
			/* here we set colors:
			 *color_main_focus
			 *color_stack_focus
			 *color_stack_unfocus
			 *color_main_unfocus
			 *color_stack_background
			 */
				XColor color;
				if (XParseColor(dpy,DefaultColormap(dpy,0),v,&color) != 0) {
					XAllocColor(dpy,DefaultColormap(dpy,0),&color);
					//main_focus
					if (key[6] == 'm' && key[11] == 'f') {
						focus_pix = color.pixel;
					//main_unfocus
					} else if (key[6] == 'm' && key[11] == 'u') {
						unfocus_pix = color.pixel;
					//stack_focus
					} else if (key[6] == 's' && key[12] == 'f') {
						stack_focus_pix = color.pixel;
					//stack_unfocus 
					} else if (key[6] == 's' && key[12] == 'u') {
						stack_unfocus_pix = color.pixel;
					//stack_background
					} else if (key[6] == 's' && key[12] == 'b') {
						stack_background_pix = color.pixel;
					} else {
						fprintf(stderr,"euclid-wm ERROR: unknown color key in config: %s\n",key);
					};
				} else {
					fprintf(stderr,"euclid-wm ERROR: unparsable color: %s\n",v);
				};
			//custom commands
			//custom_command_01 = cmd arg1 arg2
			} else if (key[0] == 'c' && key[5] == 'm' && key[8] == 'o' && key[13] == 'd') {
				const int ccmd_index = atoi(&key[15]) - 1;
				if (ccmd_index >= 0 && ccmd_index < ARRAY_LEN(ccmds)) {
					ccmds[ccmd_index] = str_dup(v);
				} else {
					fprintf(stderr,"euclid-wm ERROR: wrong ccmd_index: %d; max is %d\n",ccmd_index,CCMDS);
				};
				
			/*
			 *Actual bindings, format
			 *bind_$ACT = mod keyname
			 *mod can be M or MS
			 *keyname is the exact name passed to X
			 */
			} else if (key[0] == 'b' && key[1] == 'i' && key[3] == 'd') {
			bool known = true;
			//select the appropriate index:
				int bindx = 0;
				if (strcmp(key,"bind_resize_left") == 0) {
					bindx = 0;
				} else if (strcmp(key,"bind_resize_down") == 0) {
					bindx = 1;
				} else if (strcmp(key,"bind_resize_up") == 0) {
					bindx = 2;
				} else if (strcmp(key,"bind_resize_right") == 0) {
					bindx = 3;
				} else if (strcmp(key,"bind_move_to_previous_view") == 0) {
					bindx = 14;
				} else if (strcmp(key,"bind_move_to_next_view") == 0) {
					bindx = 15;
				} else if (strcmp(key,"bind_goto_previous_view") == 0) {
					bindx = 26;
				} else if (strcmp(key,"bind_goto_next_view") == 0) {
					bindx = 27;
				} else if (strcmp(key,"bind_shift_win_left") == 0) {
					bindx = 28;
				} else if (strcmp(key,"bind_shift_win_down") == 0) {
					bindx = 29;
				} else if (strcmp(key,"bind_shift_win_up") == 0) {
					bindx = 30;
				} else if (strcmp(key,"bind_shift_win_right") == 0) {
					bindx = 31;
				} else if (strcmp(key,"bind_toggle_stack") == 0) {
					bindx = 32;
				} else if (strcmp(key,"bind_move_to_stack") == 0) {
					bindx = 33;
				} else if (strcmp(key,"bind_move_to_main") == 0) {
					bindx = 34;
				} else if (strcmp(key,"bind_swap_stack_and_main") == 0) {
					bindx = 35;
				} else if (strcmp(key,"bind_swap_stack_up") == 0) {
					bindx = 36;
				} else if (strcmp(key,"bind_swap_stack_down") == 0) {
					bindx = 37;
				} else if (strcmp(key,"bind_focus_left") == 0) {
					bindx = 38;
				} else if (strcmp(key,"bind_focus_down") == 0) {
					bindx = 39;
				} else if (strcmp(key,"bind_focus_up") == 0) {
					bindx = 40;
				} else if (strcmp(key,"bind_focus_right") == 0) {
					bindx = 41;
				} else if (strcmp(key,"bind_stack_focus_up") == 0) {
					bindx = 42;
				} else if (strcmp(key,"bind_stack_focus_down") == 0) {
					bindx = 43;
				} else if (strcmp(key,"bind_close_win") == 0) {
					bindx = 44;
				} else if (strcmp(key,"bind_kill_win") == 0) {
					bindx = 45;
				} else if (strcmp(key,"bind_spawn_menu") == 0) {
					bindx = 46;
				} else if (strcmp(key,"bind_spawn_term") == 0) {
					bindx = 47;
				} else if (strcmp(key,"bind_toggle_fullscreen") == 0) {
					bindx = 48;
				} else if (strcmp(key,"bind_quit") == 0) {
					bindx = 49;
				} else if (strcmp(key,"bind_toggle_orientation") == 0) {
					bindx = 50;
				} else if (strcmp(key,"bind_reload_config") == 0) {
					bindx = 51;
				} else if (strcmp(key,"bind_goto_previous_screen") == 0) {
					bindx = 52;
				} else if (strcmp(key,"bind_goto_next_screen") == 0) {
					bindx = 53;
				}else if (strcmp(key,"bind_search") == 0) {
					bindx = 54;
				} else if (strcmp(key,"bind_move_to_last_view") == 0) {
					bindx = 55;
				} else if (strncmp(key,"bind_custom_", 12) == 0) {
					const int ccmd_index = atoi(&key[12]) - 1;
					if (ccmd_index >= 0 && ccmd_index < ARRAY_LEN(ccmds)) {
						bindx = BCMDS + ccmd_index;
					} else {
						fprintf(stderr,"euclid-wm ERROR: uknown binding in config: \"%s\"\n",key);
						known = false;
					};
				} else {
					fprintf(stderr,"euclid-wm ERROR: uknown binding in config: \"%s\"\n",key),
					known = false;
				};

				if (known == true) {
				
					//get the name of the key, and the modifier
					char m[3];
					char xkey[24];
					split(v,m,xkey,' ');
					if (m[0] == 'M') {
						if (m[1] == 'S') {
							bind_key(xkey,&mods,&bindings[bindx]);
						} else {
							bind_key(xkey,&mod,&bindings[bindx]);
						};
					} else if (m[0] == 'N') {
						static unsigned int modn = 0U;
						bind_key(xkey,&modn,&bindings[bindx]);
					} else {
						m[2] = '\0';
						fprintf(stderr,"euclid-wm ERROR: unknown keybinding modifier in config: \"%s\"\n",m);
					};
				};
			};	 
		};
	};
	fclose(conf);
}

void commit_bindings() {
	int i;
	for (i = 0; i < BINDINGS; i++) {
		//need to check whether the binding has been set before sending garbage to X
		if (bindings[i].keycode != 0) {
			//BIND *ALSO* WITH The LOCKMASK set so we will get keypresses when caplock or numlock is on
			//mod2mask == numlock
			XGrabKey(dpy,bindings[i].keycode,*(bindings[i].mask),root,True,GrabModeAsync,GrabModeAsync);
			XGrabKey(dpy,bindings[i].keycode,*(bindings[i].mask) ^ LockMask,root,True,GrabModeAsync,GrabModeAsync);
			XGrabKey(dpy,bindings[i].keycode,*(bindings[i].mask) ^ LockMask ^ Mod2Mask,root,True,GrabModeAsync,GrabModeAsync);
			XGrabKey(dpy,bindings[i].keycode,*(bindings[i].mask) ^ Mod2Mask,root,True,GrabModeAsync,GrabModeAsync);
			if (gxerror == true) {
				fprintf(stderr,"euclid-wm ERROR: error grabbing key %d\n",bindings[i].keycode);
				gxerror = false;
			};
		};
	};
}

/*The wmname bit fixes bugs in dumb programs that assume a reparenting wm
 taken from scrotwm, which took it from wmname
 now it also does general atom stuff
 */
void set_atoms() {
	
	wm_del_win = XInternAtom(dpy,"WM_DELETE_WINDOW",False);
	wm_take_focus = XInternAtom(dpy,"WM_TAKE_FOCUS",False);
	wm_prot = XInternAtom(dpy, "WM_PROTOCOLS", False);
	wm_change_state = XInternAtom(dpy,"_NET_WM_STATE",False);
	wm_fullscreen = XInternAtom(dpy,"_NET_WM_STATE_FULLSCREEN",False);
	current_desktop = XInternAtom(dpy,"_NET_CURRENT_DESKTOP",False);
	utf8 = XInternAtom(dpy,"UTF8_STRING",False);
	Atom wm_supported = XInternAtom(dpy,"_NET_SUPPORTED",False);
	Atom wm_check = XInternAtom(dpy,"_NET_SUPPORTING_WM_CHECK",False);
	Atom wm_name = XInternAtom(dpy,"_NET_WM_NAME",False);
	Atom supported[] = {wm_supported, wm_name, wm_change_state, wm_fullscreen, current_desktop};
	XChangeProperty(dpy,root,wm_check,XA_WINDOW,32,PropModeReplace,(unsigned char *)&root,1);
	XChangeProperty(dpy,root,wm_name,utf8,8,PropModeReplace,(unsigned char *) "LG3D",strlen("LG3D"));
	XChangeProperty(dpy,root,wm_supported,XA_ATOM,32,PropModeReplace,(unsigned char *) supported,ARRAY_LEN(supported));
	XSync(dpy,False);
}

struct view * make_view() {
	struct view *ptr = (struct view *) malloc(sizeof(struct view));
	ptr->next = NULL;
	ptr->prev = NULL;
	ptr->mfocus = NULL;
	ptr->sfocus = NULL;
	ptr->idx = 0;
	ptr->ft = (struct track *) malloc(sizeof(struct track)); 
	ptr->ft->view = ptr;
	ptr->ft->next = NULL;
	ptr->ft->prev = NULL;
	ptr->ft->c = NULL;
	ptr->ft->size = cs->w;
	ptr->orientv = default_orientation;
	ptr->stack = NULL;
	ptr->showstack = true;
	ptr->fs = false;
	return ptr;
 }

struct view * find_view(int i);

void addscreen(short h, short w, short x, short y, short n) {

	struct screen *new = (struct screen * ) malloc (sizeof(struct screen));
	//set the pointers
	
	
	printf("adding screen %d: \n\tH %d \n\tW %d \n\tX %d \n\tY %d\n",n,h,w,x,y);
	new->next = NULL;
	if (firstscreen == NULL) {
		//set it as first screen
		firstscreen = new;
		cs = new;
		new->v = make_view();
		new->v->idx = 1;
		fv = new->v;
	} else {
		struct screen *s = firstscreen;
		while (s->next != NULL) {
			s = s->next;
		};
		s->next = new;
		new->v = find_view(n + 1);
	}
	//define its geomentry
	new->h = h;
	new->w = w;
	new->x = x;
	new->y = y;
	//make it a stack window
	new->stackid = XCreateSimpleWindow(dpy,root,0,((h - 15) + y),(w + x),15,1,stack_unfocus_pix,stack_background_pix);
	XSetWindowAttributes att;
	att.override_redirect = true;
	XChangeWindowAttributes(dpy,cs->stackid,CWOverrideRedirect,&att);
	XMapWindow(dpy,new->stackid);
	XSync(dpy,False);
}

//checks whether cont is part of the specified view
bool view_contains_win(struct view *v, struct cont *cont) {
	for (struct track *t = v->ft; t != NULL; t = t->next) {
		for (struct cont *c = t->c; c != NULL; c = c->next) {
			if (c == cont) {
				return true;
			};
		};
	};
	return false;
}

void remove_cont(struct cont *c) {
	struct win *w = c->win;
	//reset focus if necessary (prefer previously focused container if it's in the same view)
	if (w->prev_focus != NULL && view_contains_win(c->track->view, w->prev_focus)) {
		c->track->view->mfocus = w->prev_focus;
	} else if (c->prev != NULL) {
		c->track->view->mfocus = c->prev;
	} else if (c->next != NULL) {
		c->track->view->mfocus = c->next;
	} else if (c->track->prev != NULL) {
		c->track->view->mfocus = c->track->prev->c;
		while (c->track->view->mfocus->next != NULL) {
			c->track->view->mfocus = c->track->view->mfocus->next;
		};
	} else if (c->track->next != NULL) {
		c->track->view->mfocus = c->track->next->c;
	} else {
		c->track->view->mfocus = NULL;
	};
	//inorder to enable semi-peristent placement, we are going to record the last position of the window now
	//get the track offset, then add half of track size
	// also get cont offset and add half of cont size
	//but not if it is the only window on its view, as that is useless:
	if (c->track->next || c->track->prev) {
		int tcoord = 0;
		struct track *tp = c->track->view->ft;
		while (tp->next != NULL && tp != c->track) {
			tcoord += tp->size;
			tp = tp->next;
		};
		tcoord += tp->size / 2;
		c->win->last_tpos = tcoord;
	};
 
		
	if (c->next || c->prev) {
		int ccoord = 0;
		struct cont *cp = c->track->c;
		cp = c->track->c;
		ccoord = 0;
		while (cp->next != NULL && cp != c) {
			ccoord += cp->size;
			cp = cp->next;
		};
		ccoord += cp->size / 2;
		c->win->last_cpos = ccoord;
		c->win->last_only_chld = false;
	} else if (c->track->next || c->track->prev) {
		c->win->last_only_chld = true;
	};
	
	w->cont = NULL;

	
	//remove c and clean up
	//is c first in the track?
	if (c->track->c == c) {
		//is it only in track?
		if (c->next == NULL) {
			//is track first?
			if (c->track == c->track->view->ft) {
				//is track only?
				if (c->track->next == NULL) {
					c->track->c = NULL;
					//if we are in fs we need to show the stack now
					c->track->view->fs = false;
					c->track->view->showstack = true;
					free(c);
					//set focus to root so we still get keys!
					XSetInputFocus(dpy,root,None,CurrentTime);
				} else {
					//its the first track, but there is a next
					c->track->view->ft = c->track->next;
					c->track->next->prev = NULL;
					free (c->track);
					free (c);
				};
			} else { //not first track 
				//delete it 
				c->track->prev->next = c->track->next;
				if (c->track->next != NULL) {
					c->track->next->prev = c->track->prev;
				};
				free (c->track);
				free(c);
			}; 
		} else {//its just first
			c->track->c = c->next;
			c->next->prev = NULL;
			free(c);
		};
	} else { // is there a prev 
		c->prev->next = c->next;
		if (c->next != NULL) {
			c->next->prev = c->prev;
		};
		free(c);
	};
}


struct win * add_win(Window  id) {
	//PropertyChangeMask might be important for future features
	if (sloppy_focus == true) {
		XSelectInput(dpy,id,PointerMotionMask | PointerMotionHintMask | EnterWindowMask);
	};
	XSetWindowBorderWidth(dpy,id,1);
	struct win *p = (struct win *) malloc(sizeof(struct win));
	p->take_focus = false;
	p->del_win = false;
	Atom *prot = NULL;
	Atom *pp = NULL;
	int n, j;
	if (XGetWMProtocols(dpy, id, &prot, &n)) {
		for (j = 0, pp = prot; j < n; j++, pp++) {
			if (*pp == wm_del_win) {
				p->del_win = true;
			} else if (*pp == wm_take_focus) {
				p->take_focus = true;
			};
		};
 	};
	if (prot) {
		XFree(prot);
	};
	p->next = first_win;
	first_win = p;
	p->id = id;
	p->last_tpos = 0;
	p->last_cpos = 0;
	p->last_only_chld = false;
	p->cont = NULL;
	p->prev_focus = NULL;
	return p;
}

void forget_win (Window id) {
	//first see whether we have a record of it
	if (first_win == NULL) {
		fprintf(stderr,"euclid-wm: cannot remove window %6.0lx, internal data structure is corrpupt or there are not windows being managed (no first_win defined)\n",id);
		return;
	};
	struct win * w = first_win;
	struct win * w2 = first_win;
	if (w->id != id) {
		while (w->next != NULL && w->next->id != id) {
			w = w->next;
		};
		w2 = w; //this should be the win struct before the one we are deleting
		w = w->next;
	}; 
	
	if (w == NULL) { 
		return;
	};
	//we have the win struct stored in w;
	struct view *v = fv;
	struct track *t;
	struct cont *c;
	//TODO, now that wins point to their cont we can remove these nested loops
	//HOWEVER: WE MUST ENSURE THAT WE NEVER call add_client_to_view until we have first removed it from any view it is on. 
	while (v != NULL) {
		t = v->ft;
		while (t != NULL) {
			c = t->c;
			while (c != NULL) {
				if (c->win == w) {
					//if it is the main focus on a fullscreen desktop
					//take the desktop out of fs
					//c->track->view->fs = false;
					//reset focus if necessary
					if (v->mfocus == c) {
						if (c->next != NULL) {
							v->mfocus = c->next;
						} else if (c->prev != NULL) {
							v->mfocus = c->prev;
						} else if (c->track->next != NULL) {
							v->mfocus = c->track->next->c;
						} else if (c->track->prev != NULL) {
							v->mfocus = c->track->prev->c;
						} else {
							v->mfocus = NULL;
						};
					};
					//remove c and clean up
					//is c first in the track?
					if (c->track->c == c) {
						//is it only in track?
						if (c->next == NULL) {//remove track
							//is track first?
							if (c->track == c->track->view->ft) {
								//is track only?
								if (c->track->next == NULL) {
									c->track->c = NULL;
									free(c);
								} else {
									//its the first track, but there is a next
									cs->v->ft = c->track->next;
									c->track->next->prev = NULL;
									free (c->track);
									free (c);
								};
							} else { //not first track 
								//delete it 
								c->track->prev->next = c->track->next;
								if (c->track->next != NULL) {
									c->track->next->prev = c->track->prev;
								};
								free (c->track);
								free(c);
							}; 
						} else {//its just first
							c->track->c = c->next;
							c->next->prev = NULL;
							free(c);
						};
					} else { //there's a prev 
						c->prev->next = c->next;
						if (c->next != NULL) {
							c->next->prev = c->prev;
						};
						free(c);
					};
				};
				c = c->next;
			};
			t = t->next;
		};
		v = v->next;
	};
	//we also need to check the stacks:
	v = fv;
	struct stack_item *s = NULL;
	while (v != NULL) {
		s = v->stack;
		while (s != NULL) {
			if (s->win == w) {
				if (s == v->stack) {
					v->stack = s->next;
				};
				if (s == v->sfocus) {
					if (s->next != NULL) {
						v->sfocus = s->next;
					} else {
						v->sfocus = s->prev;
					};
				};
				if (s->next != NULL) {
					s->next->prev = s->prev;
				};
				if (s->prev != NULL) {
					s->prev->next = s->next;
				};
				if (s == v->stack) {
					v->stack = s->next;
				};
				free(s);
			};
			s = s->next;
		};
		v = v->next;
	};
	//remove w
	//is it first?
	if (first_win == w) {
		first_win = w->next;
	};
	w2->next = w->next;
	free(w);
}

void add_client_to_view (struct win *p, struct view *v) {
	//first make sure it is not already in the target view:
	//while doing this we are also going to count the tracks, to help with finding a good place for the new container later
	//printf("adding client to view\n");
	struct track *tmpt = v->ft;
	struct cont *tmpc = NULL;
	int trks = 0;
	int cnts = 0;
	while (tmpt != NULL) {
		trks++;
		tmpc = tmpt->c;
		while (tmpc != NULL) {
			if (tmpc->win->id == p->id) {
				return;
			};
			tmpc = tmpc->next;
		};
		tmpt = tmpt->next;
	};


	//make a cont for it
	struct cont *c = (struct cont *) malloc  (sizeof(struct cont));
	c->win = p;
	p->cont = c;
	
	//starting with the current track, walk thorugh the tracks until certain conditions are met (we find a track with enough room, or we get back to where we started), storing useful information as we go
	//preferences are
	//if current track has fewer conts than total tracks in the view, put it in current track
	//if current track as many conts as tracks, but another track has fewer conts than track, put it in the first track that meets that condition
	//if current track has tracks + 1 cont, put it in current track
	//if current track has tracks + 1 cont, but another track has fewer conts (i.e., conts <= tracks) put it in the first track that meets that condition
	//otherwise make a new track and put the window there
	if (autobalance) { 
		if (p->last_tpos && v->mfocus != NULL) { 
			//if we have a record try to put it where it last was. 
			//walk the layout, looking for the track and cont that overlays last_tpos and last_cpos
			struct track *tp = v->ft;
			struct cont *cp;
			int tcoord = 0;
			int ccoord = 0;
			while (tp->next != NULL && tcoord + tp->size < p->last_tpos) {
				tcoord += tp->size;
				tp = tp->next;
			};
			//does the window go in the this track or did it have its own? 
			//only way to decide is to keep a bool of last state. let's call it: last_only_chld
			if (p->last_only_chld) {
				//we have to make a new track for it
				struct track *nt = (struct track *) malloc(sizeof(struct track));
				nt->view = v; 
				nt->c = c;
				nt->size = tp->size;
				c->prev = NULL;
				c->next = NULL;
				c->track = nt;
				//decide where the new track goes:
				if (tcoord + tp->size / 2 >= p->last_tpos) {
					//put it before tp
					nt->next = tp;
					nt->prev = tp->prev;
					tp->prev = nt;
					if (nt->prev == NULL) { 
						v->ft = nt;
					} else {
						nt->prev->next = nt;
					};
				} else {
					//put it after
					nt->prev = tp;
					nt->next = tp->next;
					if (tp->next) {
						tp->next->prev = nt;
					};
					tp->next = nt;
				};
				
			} else { 
				//shove it into an existing track, ie, tp
				//decide whether to put p above or below cp:
				cp = tp->c;
				while (cp->next !=NULL && ccoord + cp->size < p->last_cpos) {
					ccoord += cp->size;
					cp= cp->next;
				};
				c->track = tp;
				c->size = cp->size;
				if (ccoord + cp->size / 2 >= p->last_cpos) {
					//put it in front of tc;
					c->next = cp;
					c->prev = cp->prev;
					cp->prev = c;
					if (c->prev == NULL) {
						c->track->c = c;
					} else {
						c->prev->next = c;
					};
				} else {
					//put it after
					c->prev = cp;
					c->next = cp->next;
					cp->next = c;
					if (c->next) {
						c->next->prev = c;
					};
				};
	
			};	
	
			
		} else if (v->mfocus != NULL) { //we get here if it is a window with no previous position but is being add to a view with other windows
		
			tmpt = v->mfocus->track;
			struct cont *tmpc = tmpt->c;
			struct cont *bestp = NULL; //we set this to whatever track has the fewest conts in it but it has fewer conts than tracks
			int btcnts = 0; //number of conts in best track
			int ctcnts = 0; //current track's number of conts;
			do {
				cnts = 1;
					while ( cnts < trks + 1 &&  tmpc->next != NULL){ //we stop if we realize there are too many contrs in this track already, or if we run out of conts to count. 
						cnts++;
						tmpc = tmpc->next;
					}; 			
				if (tmpt == v->mfocus->track) {
					ctcnts = cnts;
				} else if (cnts <= trks && bestp == NULL) { 
					bestp = tmpc;
					btcnts = cnts;
				} else if (cnts < btcnts) {
					bestp = tmpc;
					btcnts = cnts;
				};
				if (tmpt->next != NULL) {
					tmpt = tmpt->next;
				} else {
					tmpt = v->ft;
				};
				tmpc = tmpt->c;
			} while (tmpt != v->mfocus->track); 
			if (btcnts < ctcnts && btcnts < trks + 1 && bestp) {
				//put it in bestp
				c->next = bestp->next;
				c->prev = bestp;
				bestp->next = c;
				c->track = bestp->track;
				c->size = bestp->size;
			} else if (ctcnts < trks + 1) {
				//put it after mfocus
				c->next = v->mfocus->next;
				c->prev = v->mfocus;
				if (v->mfocus->next) {
					v->mfocus->next->prev = c;
				};
				v->mfocus->next = c;
				c->track = v->mfocus->track;
				c->size = v->mfocus->size;
	
	
			} else {
				//make a new  track for it
				while (tmpt->next != NULL) {tmpt = tmpt->next;};
				//make track, 
				struct track *nt = (struct track *) malloc(sizeof(struct track));
				tmpt->next = nt;
				nt->next = NULL;
				nt->prev = tmpt;
				nt->view = v;
				nt->c = c;
				nt->size = tmpt->size;
				//set cont in it
				c->track = nt;
				c->next = NULL;
				c->prev = NULL;
				c->size = 100; //doesn't matter; layout will figure it out
			
			}; 
		} else { //first client on view 
			c->next = NULL;
			c->prev = NULL;
			c->track = v->ft;
			v->ft->c = c;
			if (v->orientv == true) {
				c->size = cs->h;
			} else {
				c->size = cs->w;
			};
	
		};
	
// Old version: just put window below window with focus
	} else { 
		if (v->mfocus != NULL) {
			c->next = v->mfocus->next;
			c->prev = v->mfocus;
			if (v->mfocus->next != NULL) {
				v->mfocus->next->prev = c;
			};
			v->mfocus->next = c;
			c->track = v->mfocus->track;
			c->size = v->mfocus->size;
		} else {
			//first client in view
			c->next = NULL;
			c->prev = NULL;
			c->track = v->ft;
			v->ft->c = c;
			if (v->orientv == true) {
				c->size = cs->h;
			} else {
				c->size = cs->w;
			};
		};
		c->win = p;
	};
//
	v->mfocus = c;
}

void move_to_stack(struct cont *c) {
	struct stack_item *s = (struct stack_item *) malloc (sizeof(struct stack_item));
	struct stack_item *p = cs->v->sfocus;
	s->win = c->win;
	if (p != NULL) {
		s->next = p->next;
		if (p->next != NULL) {
			p->next->prev = s;
		};
		p->next = s;
	} else {
		cs->v->stack = s;
		s->next = NULL;
	};
	s->prev = p;
	cs->v->sfocus = s;
	remove_cont(c);
}

void move_to_main() {
	//just add whatever has stack focus to the layout
	if (cs->v->sfocus == NULL) {return;};
	add_client_to_view(cs->v->sfocus->win, cs->v);
	//remove it from the stack:
	struct stack_item *p = cs->v->sfocus;
	//reset sfocus
	cs->v->sfocus = NULL;
	if (p->prev != NULL) {
		cs->v->sfocus = p->prev;
		p->prev->next = p->next;
	};
	if (p->next != NULL) {
		p->next->prev = p->prev;
		if (cs->v->sfocus == NULL) {
			cs->v->sfocus = p->next;
			cs->v->stack = p->next;
		};
	};
	if (cs->v->sfocus == NULL) {
		cs->v->stack = NULL;
	};
	free(p);
}

void shift_stack_focus (bool dir) {
	//true up, false, down
	if (cs->v->sfocus == NULL) {return;}; //there is not stack
	if (dir && cs->v->sfocus->prev != NULL) {
		cs->v->sfocus = cs->v->sfocus->prev;
	} else if (dir && cs->v->sfocus->prev == NULL) {
		//wrap to last, follow next till we run out
		while (cs->v->sfocus->next != NULL) {
			cs->v->sfocus = cs->v->sfocus->next;
		};
	} else if (!dir && cs->v->sfocus->next != NULL) {
		cs->v->sfocus = cs->v->sfocus->next;
		//wrap, jump to first
	} else if (!dir && cs->v->sfocus->prev != NULL) {
		cs->v->sfocus = cs->v->stack;
	};
}

bool is_top_level(Window id) {
	Window r; //root return;
	Window p; //parent return;
	Window *c; //children;
	unsigned int nc; //number of children 
	//this is a hack, hopefully temproary: for some reason in a multiscreen setup the stack for the second screen is showing up as a normal top level window:

	struct screen *s = firstscreen;
	while (s != NULL) {
		if (s->stackid == id) {
			return false;
		};
		
		s = s->next;
	};

	gxerror = false;
	XQueryTree(dpy,root,&r,&p,&c,&nc);
	if (gxerror) {
		gxerror = false;
		return(false);
	};
	int i;
	for (i = 0; i < nc; i++) {
		if (c[i] == id) {
			XWindowAttributes wa;
			XGetWindowAttributes(dpy,id,&wa);
			if (gxerror == true) {
				gxerror = false;
				XFree(c);
				return(false);
			};
			if (wa.override_redirect == true) {
				XFree(c);
				return(false);
			} else {
				XFree(c);
				return(true);
			};
		};
	};
	XFree(c);
	return(false);
}

short int convert_to_internal_dir(short int dir) {/*four possibilities: 
	 *  1) we are moving down in the track
	 *  2) we are movign up in the track
	 *  3) we are moving down accross tracks
	 *  4) we are moving up accross tracks
	 */
	if (cs->v->orientv == true) {
		short swp[] = {0,2,3,1,4};
		dir = swp[dir];
	} else {
		short swp[] = {0,4,1,3,2};
		dir = swp[dir];
	};
	return dir;
}
void shift_window(short int dir) {
	if (cs->v->mfocus == NULL) {
		return;
	};
	dir = convert_to_internal_dir(dir);
	if (dir == 1 && cs->v->mfocus->next != NULL) { //down in the track;
		//get a direct reference to all four nodes
		//make sure that we are also updating track->c if necessary 
		struct cont *tmpa;
		struct cont *tmpb;
		struct cont *tmpc;
		struct cont *tmpd;
		tmpa = cs->v->mfocus->prev;
		tmpb = cs->v->mfocus;
		tmpc = cs->v->mfocus->next;
		if (cs->v->mfocus->next != NULL) {
			tmpd = cs->v->mfocus->next->next;
		} else {tmpd = NULL;};
		if (tmpa != NULL) {
			tmpa->next = tmpc;
		} else { //a is null, b is track->c
			cs->v->mfocus->track->c = tmpc;
		};
		if (tmpd != NULL) {
			tmpd->prev = tmpb;
		};
		if (tmpc != NULL) {
			tmpc->prev = tmpa;
			tmpc->next = tmpb;
		};
		tmpb->prev = tmpc;
		tmpb->next = tmpd;
	} else if (dir == 2 && cs->v->mfocus->prev != NULL) {
		struct cont *tmpa;
		struct cont *tmpb;
		struct cont *tmpc;
		struct cont *tmpd;
		if (cs->v->mfocus->prev != NULL) {
			tmpa = cs->v->mfocus->prev->prev;
		} else {
			tmpa = NULL;
		};
		tmpb = cs->v->mfocus->prev;
		tmpc = cs->v->mfocus;
		tmpd = cs->v->mfocus->next;
		if (tmpa != NULL) {
			tmpa->next = tmpc;
		};
		if (cs->v->mfocus->track->c == tmpb) {
			cs->v->mfocus->track->c = tmpc;
		};
		if (tmpb != NULL) {
			tmpb->prev = tmpc;
			tmpb->next = tmpd;
		};
		if (tmpd != NULL) {
			tmpd->prev = tmpb;
		};
		tmpc->prev = tmpa;
		tmpc->next = tmpb;
	} else if (dir == 3) {
		//check for track->next
		if (cs->v->mfocus->track->next != NULL) {
			//find position in it
			//find the midpoint of the current cont
			struct cont *p;
			p = cs->v->mfocus->prev;
			int s = 0;
			int t = 0;
			while (p != NULL) {
				s += p->size;
				p = p->prev;
			};
			s += (cs->v->mfocus->size / 2);
			p = cs->v->mfocus->track->next->c;
			while (p->next != NULL) {
				t += p->size;
				if (t >= s) {break;};
				p = p->next;
			};
			if (p != NULL) {//it never should
				if (cs->v->mfocus->prev != NULL) {
					cs->v->mfocus->prev->next = cs->v->mfocus->next;
				} else { //it's first 
					if (cs->v->mfocus->next != NULL) {
						cs->v->mfocus->track->c = cs->v->mfocus->next;
					} else {
						//only one in the track
						//remove the old track
						if (cs->v->ft == cs->v->mfocus->track) {
							cs->v->ft = p->track;
						} else {
							cs->v->mfocus->track->prev->next = p->track;
						}; 
						p->track->prev = cs->v->mfocus->track->prev;
						free(cs->v->mfocus->track);
					};
				};
				if (cs->v->mfocus->next != NULL) {
					cs->v->mfocus->next->prev = cs->v->mfocus->prev;
				};
				//put it behind p
				struct cont *b = p->next;
				if (b != NULL) {
					b->prev = cs->v->mfocus;
				};
				p->next = cs->v->mfocus;
				cs->v->mfocus->prev = p;
				cs->v->mfocus->next = b;
				cs->v->mfocus->track = p->track;
			};
		}else{ //make a track for it
			if (cs->v->mfocus->track->c == cs->v->mfocus) { 
				if (cs->v->mfocus->next != NULL) {
						cs->v->mfocus->track->c = cs->v->mfocus->next;
					} else if (cs->v->mfocus->prev != NULL) {
						cs->v->mfocus->track->c = cs->v->mfocus->prev;
					} else {
						return; //premature return, because movign the window that direction doesn't make any sense
					};
				};
			struct track *ptr = (struct track *) malloc (sizeof(struct track));
			cs->v->mfocus->track->next = ptr;
			//update all the other links
			ptr->view = cs->v;
			ptr->next = NULL;
			ptr->prev = cs->v->mfocus->track;
			ptr->c = cs->v->mfocus;
			ptr->size = cs->v->mfocus->track->size;
			cs->v->mfocus->track = ptr;
			//patch up the hole in mfocus->track
			if (cs->v->mfocus->prev != NULL) 
				cs->v->mfocus->prev->next = cs->v->mfocus->next;
			if (cs->v->mfocus->next != NULL)
				cs->v->mfocus->next->prev = cs->v->mfocus->prev;
			cs->v->mfocus->next = NULL;
			cs->v->mfocus->prev = NULL;
		};
	} else if (dir == 4) { //4
		if (cs->v->mfocus->track->prev != NULL) {
			//find position in it
			//find the midpoint of the current cont
			struct cont *p;
			p = cs->v->mfocus->prev;
			int s = 0;
			int t = 0;
			while (p != NULL) {
				s += p->size;
				p = p->prev;
			};
			s += (cs->v->mfocus->size / 2);
			p = cs->v->mfocus->track->prev->c;
			while (p->next != NULL) {
				t += p->size;
				if (t >= s) {break;};
				p = p->next;
			};
			if (p != NULL) {//it never should
				if (cs->v->mfocus->prev != NULL) {
					cs->v->mfocus->prev->next = cs->v->mfocus->next;
				} else { //it's first in the track
					if (cs->v->mfocus->next != NULL) {
						cs->v->mfocus->track->c = cs->v->mfocus->next;
					} else {
						//only one in the track
						//remove the old track
						if (cs->v->mfocus->track->next != NULL) {
							cs->v->mfocus->track->next->prev = p->track;
						}; 
						p->track->next = cs->v->mfocus->track->next;
						free(cs->v->mfocus->track);
					};
				};
				if (cs->v->mfocus->next != NULL) {
					cs->v->mfocus->next->prev = cs->v->mfocus->prev;
				};
				//put it behind p
				struct cont *b = p->next;
				if (b != NULL) {
					b->prev = cs->v->mfocus;
				};
				p->next = cs->v->mfocus;
				cs->v->mfocus->prev = p;
				cs->v->mfocus->next = b;
				cs->v->mfocus->track = p->track;
			};
		}else{ //make a track for it
			if (cs->v->mfocus->track->c == cs->v->mfocus) { 
				if (cs->v->mfocus->next != NULL) {
						cs->v->mfocus->track->c = cs->v->mfocus->next;
					} else if (cs->v->mfocus->prev != NULL) {
						cs->v->mfocus->track->c = cs->v->mfocus->prev;
					} else {
						return; //premature return, because movign the window that direction doesn't make any sense
					};
				};
			struct track *ptr = (struct track *) malloc (sizeof(struct track));
			cs->v->mfocus->track->prev = ptr;
			cs->v->ft = ptr;
			//update all the other links
			ptr->view = cs->v;
			ptr->next = cs->v->mfocus->track;
			ptr->prev = NULL;
			ptr->c = cs->v->mfocus;
			ptr->size = cs->v->mfocus->track->size;
			cs->v->mfocus->track = ptr;
			//patch up the hole in mfocus->track
			if (cs->v->mfocus->prev != NULL) 
				cs->v->mfocus->prev->next = cs->v->mfocus->next;
			if (cs->v->mfocus->next != NULL)
				cs->v->mfocus->next->prev = cs->v->mfocus->prev;
			cs->v->mfocus->prev = NULL;
			cs->v->mfocus->next = NULL;
		};
	};
	if (cs->v->mfocus->prev != NULL) {
		cs->v->mfocus->size = cs->v->mfocus->prev->size;
	} else if (cs->v->mfocus->next != NULL) {
		cs->v->mfocus->size = cs->v->mfocus->next->size;
	};
}

void shift_main_focus(short int dir) {
	if (cs->v->mfocus == NULL) {return;};
	dir = convert_to_internal_dir(dir);
	if (dir == 1) {
		if (cs->v->fs == false) {
			if (cs->v->mfocus->next != NULL) {
				cs->v->mfocus =  cs->v->mfocus->next;
			};
		} else {
			if (cs->v->mfocus->next != NULL) {
				cs->v->mfocus = cs->v->mfocus->next;
			} else if (cs->v->mfocus->track->next != NULL) {
				cs->v->mfocus = cs->v->mfocus->track->next->c;
			};
		};
	} else if (dir == 2) { 
		if (cs->v->fs == false) {
			if (cs->v->mfocus->prev != NULL) {
				cs->v->mfocus = cs->v->mfocus->prev;
			};
		} else {
			if (cs->v->mfocus->prev != NULL) {
				cs->v->mfocus = cs->v->mfocus->prev;
			} else if (cs->v->mfocus->track->prev != NULL ) {
				struct cont *tmpc = cs->v->mfocus->track->prev->c;
				while (tmpc->next != NULL) {
					tmpc = tmpc->next;
				};
				cs->v->mfocus = tmpc;
			};
		};
	} else if (dir == 3 && cs->v->mfocus->track->next != NULL) {
		if (cs->v->fs == false) {
			struct cont *p;
				p = cs->v->mfocus->prev;
				int s = 0;
				int t = 0;
				while (p != NULL) {
					s += p->size;
					p = p->prev;
				};
				s += (cs->v->mfocus->size / 2);
				p = cs->v->mfocus->track->next->c;
				while (p->next != NULL) {
					t += p->size;
					if (t >= s) {break;};
					p = p->next;
				};
				cs->v->mfocus = p;
		};
	} else if (dir == 4 && cs->v->mfocus->track->prev != NULL) {
		if (cs->v->fs == false) {
			struct cont *p;
				p = cs->v->mfocus->prev;
				int s = 0;
				int t = 0;
				while (p != NULL) {
					s += p->size;
					p = p->prev;
				};
				s += (cs->v->mfocus->size / 2);
				p = cs->v->mfocus->track->prev->c;
				while (p->next != NULL) {
					t += p->size;
					if (t >= s) {break;};
					p = p->next;
				};
				cs->v->mfocus = p;
		};
	};
}

struct view * find_view(int i) {
	//this will return a pointer to a given view
	//even if it must first create it
	//some views get a numbered index
	//i -2 means move forward -3 means backward
	//-1 means last
	struct view *v = NULL;
	if (i == -2) {
		//move forward
		if (cs->v->next != NULL && cs->v->next->idx == cs->v->idx + 1) {
			return(cs->v->next);
		} else {
			//make cs->v->next
			v = make_view();
			if (cs->v->next != NULL) {
				cs->v->next->prev = v;
			};
			v->next = cs->v->next;
			cs->v->next = v;
			v->prev = cs->v;
			v->idx = (cs->v->idx + 1);
		};
	} else if (i == -3) {
		//move backward
		if (cs->v->prev != NULL && cs->v->prev->idx == cs->v->idx - 1) {
			return(cs->v->prev);
		} else {
			//make cs->v->prev
			v = make_view();
			v->next = cs->v;
			//v next, v prev, cs prev next, cs prev
			v->prev = cs->v->prev;
			if (cs->v->prev != NULL) {
				cs->v->prev->next = v; 
			};
			cs->v->prev = v;
			v->idx = (cs->v->idx - 1);
			if (fv == v->next) {
				fv = v;
			};
		};
	} else if (i == -1) {
		v = cs->v;
		while (v->next != NULL) {
			v = v->next;
		};
	} else if (i <= 9 && i >= 1) {
			v = fv;
			while (v->next != NULL && v->next->idx < i) {
				v = v->next;
			};
			if (fv->idx > i) { 
				v = make_view();
				v->idx = i;
				v->next = fv;
				v->prev = NULL;
				v->next->prev = v;
				fv = v;
			} else if (v->next == NULL) {
				//we overshot, and ran out of views: make the view
				//or we are looking for fv
				if (i == v->idx) {
					return(v);
				};
				v->next = make_view();
				v->next->idx = i;
				v->next->prev = v;
				v = v->next;
			} else if (v->next->idx > i && v->idx < i) {
				//we overshot, but there are higher indexed views
				//make a view in front of v
				//store v->next
				struct view *v2 = v->next;
				v->next = make_view();
				v->next->idx = i;
				v->next->prev = v;
				v->next->next = v2;
				v2->prev = v->next;
				v = v->next;
			} else if (v->next->idx == i) {
				v = v->next;
			};
	};
	return(v);
}

void set_desktop_name(int i) {
	char desktop_name[128];
	snprintf(desktop_name, sizeof(desktop_name), "%d", i);
	XChangeProperty(dpy,root,current_desktop,utf8,8,PropModeReplace,(unsigned char *) desktop_name,strlen(desktop_name));
}

void goto_view(struct view *v) {
	//this just unmaps the windows of the current view
	//sets cs->v
	//and maps the windows of the new cs->v
	//it also deletes empty views
	if (v == NULL) {return;};
	struct screen *s = firstscreen;
	while (s != NULL) {
		if (s->v == v) {return;};
		s = s->next;
	};

	last_view_idx = cs->v->idx;

	struct track *t;
	struct cont *c;

	t = v->ft;
	while (t != NULL) {
		c = t->c;
		while (c != NULL) {
			XMapWindow(dpy,c->win->id);
			c = c->next;
		};
		t = t->next;
	};

	t = cs->v->ft;
	while (t != NULL) {
		c = t->c;
		while (c != NULL) {
			XUnmapWindow(dpy,c->win->id);
			c = c->next;
		};
		t = t->next;
	};
	if (cs->v->mfocus == NULL && cs->v->sfocus == NULL) {
		if (cs->v->prev != NULL) {
			cs->v->prev->next = cs->v->next;
		};
		if (cs->v->next != NULL) {
			cs->v->next->prev = cs->v->prev;
		};
		if (cs->v == fv) {
			fv = cs->v->next;
		};
		free(cs->v);
	};

	cs->v = v;

	gettimeofday(&last_redraw,0);

	set_desktop_name(v->idx);
}


void move_to_view(struct view *v) {
	//move currenlty focused item
	if (v == NULL || v == cs->v || cs->v->mfocus == NULL) {return;};
	struct win *w = cs->v->mfocus->win;
	//remove it from the current view
	//we might want to reset its state information.
	//i think we do, at least if it is getting sent to a view with more than one other window
	if (v->ft->next || (v->ft->c && v->ft->c->next)) {
		 //clear position information
		w->last_only_chld = false;
		w->last_tpos = 0;
		w->last_cpos = 0;
	};

	//check whether the view we are moving it to is displayed before unmapping
	struct screen *s = firstscreen;
	while (s != NULL && s->v != v) {
		s = s->next;
	};
	if (s == NULL) {
		XUnmapWindow(dpy,w->id);
	};
	remove_cont(cs->v->mfocus);
	//add it to the new view
	add_client_to_view(w, v);
}

struct cont * id_to_cont(Window w) {
	//struct track *t;
	//struct cont *c;
	//struct screen *s = firstscreen;
	/*while (s != NULL) {
	//TODO: First, I thought views were screen independed, so we should be looping through all views,
	//not just those that are on a screen
	//Second: this is expensive and gets called a lot: We should have the win struct point to the cont the window is displayed in
	//we should be able to just update add_client to view and remove_cont
		t = s->v->ft;
		while (t != NULL) {
			c = t->c;
			while (c!= NULL) {
				if (c->win->id == w) {
					return (c);
				};
				c = c->next;
			};
			t = t->next;
		};
	s = s->next;
	};
	return (NULL);
	*/
	struct win *ws = first_win;
	while (ws != NULL && ws->next != NULL && ws->id!=w){
		ws = ws->next;
	};
	if (ws != NULL && ws->id == w) {
		return (ws->cont);
	} else {
		return (NULL);
	};
}

void resize (int dir) {
	if (cs->v->mfocus == NULL) {
		return;
	};
	if (cs->v->orientv == true) {
		switch (dir) {
			case 1:
				cs->v->mfocus->size -= resize_inc;
			break; 
			case 2:
				cs->v->mfocus->track->size += resize_inc;
			break;
			case 3:
				cs->v->mfocus->size += resize_inc;
			break;
			case 4:
				cs->v->mfocus->track->size -= resize_inc;
			break;
		};
	} else {
		switch (dir) {
			case 1:
				cs->v->mfocus->track->size += resize_inc;
			break; 
			case 2:
				cs->v->mfocus->size += resize_inc;
			break;
			case 3:
				cs->v->mfocus->track->size -= resize_inc;
			break;
			case 4:
				cs->v->mfocus->size -= resize_inc;
			break;
		};
	};
}

void search_wins() {

	char *fname = (char *) tempnam(NULL,"eucld");
	FILE *list = fopen(fname,"w");
	struct view *v = fv;
	while (v != NULL) {
		struct track *t = v->ft;
		while (t != NULL) {
			struct cont *c = t->c;
			while (c != NULL) {
				//print	
				XTextProperty wmname;
				XGetWMName(dpy,c->win->id,&wmname);
				char ent[128];
				int i = 0;
				int limit = 128 < (wmname.nitems) ? 128 : (wmname.nitems);
				while (i < limit) {
					ent[i] = wmname.value[i];
					i++;
				};
				ent[i] = '\0';
				fprintf(list,"%s [%d]\n",ent, (int) c->win->id);
				c = c->next;
			};
			t = t->next;
		};
		struct stack_item *s = v->stack;
		while (s != NULL) {
			XTextProperty wmname;
			XGetWMName(dpy,s->win->id,&wmname);
			char ent[128];
			int i = 0;
			int limit = 128 < (wmname.nitems) ? 128 : (wmname.nitems);
			while (i < limit) {
				ent[i] = wmname.value[i];
				i++;
			};
			ent[i] = '\0';
			fprintf(list,"%s [%d]\n",ent, (int) s->win->id);
	
			s = s->next;
		};

		v = v->next;
	};	

		
		fclose(list);
		FILE *ret;
		char *com;
		if (win_menu == false) { 
			com = malloc(strlen(fname) + 12);
			strcpy(com,"dmenu -i < ");
			strcat(com,fname);

		} else {

			com = malloc(strlen(fname) + 35);
			strcpy(com,"euclid-menu -l \".echo_file.sh ");
			strcat(com,fname);
			strcat(com," \" -r");

		};
		ret = (FILE *) popen(com,"r");
		free(com);
		
		char buff[256];
		if (!ret) {
			printf("ERROR opening dmenu\n");
		} else {
			fgets(buff,256,ret);
		};
		unlink(fname);	
		free(fname);
		
		if (ret) {
			pclose(ret);
		} else {
			return;
		};
		
		// parse the return, buff
		int last = strlen(buff);
		int pos = last;
		while (buff[pos] != '[' && pos != 0) {
			pos--;
		};
		if (pos == 0) {
			return;
		};
		pos++;
		char winnum[32];
		int pos2 = 0; 
		while (buff[pos] != ']') {
			winnum[pos2] = buff[pos];
			pos++;
			pos2++;
		};
		winnum[pos2] = '\0';
		int id = atoi(winnum);
	v = fv;
	while (v != NULL) { //we can speed this up by using win->c
		//search main area
		struct track *t = v->ft;
		while (t != NULL) {
			struct cont *c = t->c;
			while (c != NULL) {
				if (c->win->id == id) {
					//goto it and place focus on it
					goto_view(v);
					v->mfocus = c;
					return;
					
				};
				c = c->next;
			};
			t = t->next;
		};
		//search stack;
		struct stack_item *s = v->stack;
		while (s != NULL) {
			if (s->win->id == id) {
				//goto it
				goto_view(v);
				v->sfocus = s;
				move_to_main();
				XMapWindow(dpy,id);
				return;
			};
			s = s->next;
		};
		v = v->next;
	};
	
}

void layout() {
	struct screen *s = firstscreen;
	while (s != NULL) {
		int xo = s->x;
		int yo = s->y;
		int stackheight;
		if (s->v->showstack == false || s->v->fs == true) {
			stackheight = 0;
		} else {
			struct stack_item *si = s->v->stack;
			int i = 0;
			while (si != NULL) {
				i++;
				si = si->next;
			};
			stackheight = (i * 20); 
			if (i == 0) {
				stackheight = empty_stack_height;
			};
		};
		//draw the stack 
		XClearWindow(dpy,s->stackid);
		if (stackheight != 0) {
			XMoveResizeWindow(dpy,s->stackid,(res_left + xo),(((s->h - res_bot) - stackheight) + yo),(s->w - (res_left + res_right + 2)),(stackheight - 2));
			XRaiseWindow(dpy,s->stackid);
			XSync(dpy,false);//important!
			struct stack_item *si = s->v->stack;
			int i = 15;
			while (si != NULL) {
				GC gc;
				if (si == s->v->sfocus) {
					gc = focus_gc;
				} else {
					gc = unfocus_gc;
				};
				XTextProperty wmname;
				XGetWMName(dpy,si->win->id,&wmname);
				XDrawString(dpy,s->stackid,gc,3,i, (char *) wmname.value,wmname.nitems);
				si = si->next;
				i += 20;
			}; 
		} else { //hide stack
			XMoveResizeWindow(dpy,s->stackid,0,offscreen,s->w,10);
		};
		XSync(dpy,false);
		if (s->v->mfocus == NULL && cs == s) {
			XSetInputFocus(dpy,root,None,CurrentTime);
		};
		if (s->v->fs == true && s->v->mfocus != NULL && s->v->mfocus->win != NULL) {
			//draw mf fullscreen
			XSetWindowBorderWidth(dpy,s->v->mfocus->win->id,0);
			int w = s->w; //this overflows onto adjacent screens. 
			int h = s->h;
			h -= stackheight;
			XMoveResizeWindow(dpy,s->v->mfocus->win->id,(xo),(yo),(w),(h));
			XRaiseWindow(dpy,s->v->mfocus->win->id);
			if (cs == s) {
				if (s->v->mfocus->win->take_focus == true) {
					XClientMessageEvent cm;
					memset (&cm,'\0', sizeof(cm));
					cm.type = ClientMessage;
					cm.window = s->v->mfocus->win->id;
					cm.message_type = wm_prot;
					cm.format = 32;
					cm.data.l[0] = wm_take_focus;
					cm.data.l[1] = CurrentTime;
				};
				XSetInputFocus(dpy,s->v->mfocus->win->id,None,CurrentTime);
			};
			XSync(dpy,false); //could we postpone this till we are done?
		} else {
			//first check that the tracks layout:
			struct track *curt = s->v->ft;
			struct cont *curc = NULL;
			int target;
			int tot = 0;
			if (s->v->orientv == true) {
				target = s->w - (res_left + res_right);
			} else {
				target = (s->h - (res_top + res_bot)) - stackheight;
			};
			int nooftracks = 0;
			while (curt != NULL) {
				//check if the size is negligably small, requireing a reseize
				if (curt->size <= 5) {
					curt->size += 40;
				};
				tot += curt->size;
				curt = curt->next;
				nooftracks ++;
			};
			//compare tot to target, if they match go on 
			if (tot != target) {
				signed int delta = target - tot;
				delta = delta/nooftracks;
				curt = s->v->ft;
				//while (curt->next != NULL) {
				while (curt) {
					curt->size += delta;
					curt = curt->next;
				};
				//curt->size += difference - (delta*(nooftracks-1));
			};
			//else calculate the difference, and adjust all tracks
			//second check that within each track the containers fit
			curt = s->v->ft;
			if (s->v->orientv != true) {
				target = s->w - (res_left + res_right);
			} else {
				target = (s->h - (res_top + res_bot)) - stackheight;
			}; 
			while (curt != NULL) {
				curc = curt->c;
				int tot = 0;
				int noofconts = 0;
				while (curc != NULL) {
					//check for cont with negligable size and resize if necessary
					if (curc->size <= 5) {
						curc->size += 40;
					};
					noofconts ++;
					tot += curc->size;
					curc = curc->next;
				};
				//if tot == target, do nothing
				//else calculate and distribute difference
				if (tot != target) {
					signed int delta;
				 	if (noofconts != 0) {
						delta = target - tot;
						delta = delta/noofconts;
					} else {
						delta = 0;
					};
					curc = curt->c;
					while (curc != NULL) {
						curc->size += delta;
						//if (curc->next == NULL) {
						//	//ensure that the last the track is fully filled
						//	curc->size += difference - delta*noofconts;
					//	};
						curc = curc->next;
					};
				};
				curt = curt->next;
			};
			//walk and draw
			curt = s->v->ft; //first track of view
			int x;
			int y;
			int h;
			int w;
			int offsett;
			int offsetc;
			if (s->v->orientv) {
				offsett = res_left;
			} else {
				offsett = res_top;
			};
			while (curt != NULL) {
				//offsetc = 0;
				if (s->v->orientv) {
					offsetc = res_top;
				} else {
					offsetc = res_left;
				};
				curc = curt->c;
				while (curc != NULL) {
					//make sure we tell windows that think they are fs that they aren't
					if (curc->win->fullscreen == true) {
						curc->win->fullscreen = false;
						curc->win->req_fullscreen = false;
						XChangeProperty(dpy,curc->win->id,wm_change_state,XA_ATOM,32,PropModeReplace,(unsigned char *)0,0);
					};

					XSetWindowBorderWidth(dpy,curc->win->id,1);
					if (s == cs && curc == s->v->mfocus) {
					//set border
						XSetWindowBorder(dpy,curc->win->id,focus_pix);
						if (s->v->mfocus->win->take_focus == true) {
							XClientMessageEvent cm;
							memset (&cm,'\0', sizeof(cm));
							cm.type = ClientMessage;
							cm.window = s->v->mfocus->win->id;
							cm.message_type = wm_prot;
							cm.format = 32;
							cm.data.l[0] = wm_take_focus;
							cm.data.l[1] = CurrentTime;
						}; 
						//we intentionally do this; even if the event was sent, the
						//event alone does not suffice to get focus on the window
						XSetInputFocus(dpy,curc->win->id,None,CurrentTime);
					} else {
						XSetWindowBorder(dpy,curc->win->id,unfocus_pix);
					};
					//place window
					if (s->v->orientv == true) {
						x = offsett + xo;
						y = offsetc + yo;
						if (!curt->next) { //adjust for rounding error
							w = s->w - (offsett + 2 + res_right);
						} else { 
							w = curt->size - 2;
						};
						if (!curc->next) {
							h = s->h - (offsetc + 2 + stackheight + res_bot);
						} else {
							h = curc->size - 2;
						};
					} else {
						x = offsetc + xo;
						y = offsett + yo;
						if (!curc->next) {
							w = s->w - (offsetc + 2 + res_right);
						} else {
							w = curc->size - 2;
						};
						if (!curt->next) {
							h = s->h - (offsett + 2 + stackheight + res_bot);
						} else {
							h = curt->size - 2;
						};
					};
					XMoveResizeWindow(dpy,curc->win->id,(x),(y),(w),(h));
					offsetc += curc->size;
					curc = curc->next;
				};
				offsett += curt->size;
				curt = curt->next;
			};
		};
		s = s->next;
	};
}

int xerror(Display *d, XErrorEvent *e) {
	//get and print the error description for diagnostics:
	char buff[256];
	XGetErrorText(dpy, e->error_code, buff, 256);
	fprintf(stderr,"euclid-wm ERROR: X error: %s\n",buff);
	if (e->error_code == BadWindow) {
		forget_win((Window) e->resourceid);
	};
	gxerror = true;
	return(0);
}

int event_loop() {
	bool redraw;
	last_redraw.tv_sec = 0;
	last_redraw.tv_usec = 0;
	layout();
	XEvent ev;
	for (;;) {
		redraw = false; //this will get set to true if something gets changed onscreen
		do {
			XNextEvent(dpy, &ev);
			
			//Debugging, print all events:
			//char *events[] = {NULL, NULL, "KeyPress","KeyRelease","ButtonPress","ButtonRelease","MotionNotify","EnterNotify","LeaveNotify","FocusIn","FocusOut","KeymapNotify","Expose","GraphicsExpose","NoExpose","VisibilityNotify","CreateNotify","DestroyNotify","UnmapNotify","MapNotify","MapRequest","ReparentNotify","ConfigureNotify","ConfigureRequest","GravityNotify","ResizeRequest","CirculateNotify","CirculateRequest","PropertyNotify","SelectionClear","SelectionRequest","SelectionNotify","ColormapNotify","ClientMessage","MappingNotify","GenericEvent"};
			//printf ("eventtype: %d %s\n",ev.type,events[ev.type]);
		
			switch (ev.type){ //using a switch, event types are defined in /usr/include/X11/X.h; they range from 2-36
			case KeyPress:
			{
			//first find the keypress index from bindings[]
			//set the lockmask to 0 first
			//LockMask ^ ev.xkey.state
				int i = 0;
				//printf("\n%x -- %x\n",ev.xkey.keycode,ev.xkey.state);
				while (i < BINDINGS && (bindings[i].keycode != ev.xkey.keycode || *(bindings[i].mask) != (ev.xkey.state & ~LockMask &~Mod2Mask))) {
					i++;
				};
  
				switch (i) { 
					//resize
					case 0:
						resize(4);
						redraw = true;
						break;
					case 1:
						resize(3);
						redraw = true;
						break;
					case 2:
						resize(1);
						redraw = true;
						break;
					case 3:
						resize(2);
						redraw = true;
						break;
					//move win to view 1-0 n m
					case 4:
						move_to_view(find_view(1));
						redraw = true;
						break;
					case 5:
						move_to_view(find_view(2));
						redraw = true;
						break;
					case 6:
						move_to_view(find_view(3));
						redraw = true;
						break;
					case 7:
						move_to_view(find_view(4));
						redraw = true;
						break;
					case 8:
						move_to_view(find_view(5));
						redraw = true;
						break;
					case 9:
						move_to_view(find_view(6));
						redraw = true;
						break;
					case 10:
						move_to_view(find_view(7));
						redraw = true;
						break;
					case 11:
						move_to_view(find_view(8));
						redraw = true;
						break;
					case 12:
						move_to_view(find_view(9));
						redraw = true;
						break;
					case 13:
						move_to_view(find_view(-1));
						redraw = true;
						break;
					case 14:
						move_to_view(find_view(-3));
						redraw = true;
						break;
					case 15:
						move_to_view(find_view(-2));
						redraw = true;
						break;
					//change view
					//internally views are 0 index
					//userside 1 indexed, w/0 pointing to the last
					case 16: //1 pressed, view 0
						goto_view(find_view(1));
						redraw = true;
						break;
					case 17:
						goto_view(find_view(2));
						redraw = true;
						break;
					case 18:
						goto_view(find_view(3));
						redraw = true;
						break;
					case 19:
						goto_view(find_view(4));
						redraw = true;
						break;
					case 20:
						goto_view(find_view(5));
						redraw = true;
						break;
					case 21:
						goto_view(find_view(6));
						redraw = true;
						break;
					case 22:
						goto_view(find_view(7));
						redraw = true;
						break;
					case 23:
						goto_view(find_view(8));
						redraw = true;
						break;
					case 24:
						goto_view(find_view(9));
						redraw = true;
						break;
					//goto last:
					case 25:
						goto_view(find_view(-1));
						redraw = true;
						break;
					//goto next/prev
					case 26:
						goto_view(find_view(-3));
						redraw = true;
						break;
					case 27:
						goto_view(find_view(-2));
						redraw = true;
						break;
					//shift window
					case 28:
						shift_window(4);
						redraw = true;
						break;
					case 29:
						shift_window(3);
						redraw = true;
						break;
					case 30:
						shift_window(1);
						redraw = true;
						break;
					case 31:
						shift_window(2);
						redraw = true;
						break;
					//toggle stack
					case 32:
						if (cs->v->fs == false) {
							if (cs->v->showstack == true) {
								cs->v->showstack = false;
							} else {
								cs->v->showstack = true;
							};
							redraw = true;
						};
						break;
					//move to stack
					case 33:
						if (cs->v->mfocus == NULL) {break;};
						if (cs->v->fs == true) {break;};
						XUnmapWindow(dpy,cs->v->mfocus->win->id);
						move_to_stack(cs->v->mfocus);
						redraw = true;
						break;
					//move to main
					case 34:
						if (cs->v->fs == true) {break;};
						move_to_main();
						if (cs->v->mfocus != NULL && cs->v->mfocus->win != NULL) {
							XMapWindow(dpy,cs->v->mfocus->win->id);
						};
						redraw = true;
						break;
					//swap stack and main	
					case 35:
						if (cs->v->fs == true) {break;};
						if (cs->v->sfocus != NULL && cs->v->mfocus != NULL) {
							struct win *m = cs->v->mfocus->win;
							struct win *s = cs->v->sfocus->win;
							cs->v->sfocus->win->cont = cs->v->mfocus->win->cont;
							cs->v->mfocus->win->cont = NULL;
							cs->v->mfocus->win = s;
							cs->v->sfocus->win = m;
							XMapWindow(dpy,cs->v->mfocus->win->id);
							XUnmapWindow(dpy,cs->v->sfocus->win->id);
							XSync(dpy,False);
							redraw = true;
						};
						break;
					//swap stack up/down
					case 36:
						if (cs->v->sfocus != NULL && cs->v->sfocus->prev != NULL) {
							struct stack_item *tmpa, *tmpb, *tmpc, *tmpd;
							tmpa = cs->v->sfocus->prev->prev;
							tmpb = cs->v->sfocus->prev;
							tmpc = cs->v->sfocus;
							tmpd =cs->v->sfocus->next;
							if (tmpa != NULL) {
								tmpa->next = tmpc;
							} else {
								cs->v->stack = tmpc;
							};
							if (tmpd != NULL) {
								tmpd->prev = tmpb;
							};
							tmpc->prev = tmpa;
							tmpc->next = tmpb;
							tmpb->prev = tmpc;
							tmpb->next = tmpd;
						};
						redraw = true;
						break;
					case 37:
						if (cs->v->sfocus != NULL && cs->v->sfocus->next != NULL) {
							struct stack_item *tmpa, *tmpb, *tmpc, *tmpd;
							tmpa = cs->v->sfocus->prev;
							tmpb = cs->v->sfocus;
							tmpc = cs->v->sfocus->next;
							tmpd =cs->v->sfocus->next->next;
							if (tmpa != NULL) {
								tmpa->next = tmpc;
							} else {
								cs->v->stack = tmpc;
							};
							if (tmpd != NULL) {
								tmpd->prev = tmpb;
							};
							tmpc->prev = tmpa;
							tmpc->next = tmpb;
							tmpb->prev = tmpc;
							tmpb->next = tmpd;
						};
						redraw = true;
						break;
					//shift main focus udrl
					case 38:
						shift_main_focus(4);
						redraw = true;
						break;
					case 39:
						shift_main_focus(3);
						redraw = true;
						break;
					case 40:
						shift_main_focus(1);
						redraw = true;
						break;
					case 41:
						shift_main_focus(2);
						redraw = true;
						break;
					//shift stack focus up down
					case 42:
						shift_stack_focus(true);
						redraw = true;
						break;
					case 43:
						shift_stack_focus(false);
						redraw = true;
						break;
					//close win soft or hard
					case 44:
						if (cs->v->mfocus == NULL || cs->v->mfocus->win == NULL) {
							break;
						};
						if (cs->v->mfocus->win->del_win == true) {
							XClientMessageEvent	cm;
							memset(&cm,'\0', sizeof cm);
							cm.type = ClientMessage;
							cm.window = cs->v->mfocus->win->id;
							cm.message_type = wm_prot;
							cm.format = 32;
							cm.data.l[0] = wm_del_win;
							cm.data.l[1] = CurrentTime;
							XSendEvent(dpy, cs->v->mfocus->win->id, False, 0L, (XEvent *)&cm);
						} else {
							XDestroyWindow(dpy,cs->v->mfocus->win->id);
						};
						break;
					case 45:
						if (cs->v->mfocus != NULL && cs->v->mfocus->win != NULL) {
							XKillClient(dpy,cs->v->mfocus->win->id);
						};
						break;
					//run menu/xterm
					case 46:
						spawn(dcmd);
						break;
					case 47:
						//spawn xterm
						spawn(tcmd);
						break;
					//fullscreen:
					case 48:
						if (cs->v->fs == true) {
							cs->v->fs = false;

						} else { 
							cs->v->fs = true;
						};
						redraw = true;
						break;
					//quit
					case 49:
						return(0);
						break;
					case 50:
						if (cs->v->orientv == true) {
							cs->v->orientv = false;
						} else {
							cs->v->orientv = true;
						};
						redraw = true;
						break;

					case 51:
						//reload configs:
						if (true) {
							free(tcmd);
							tcmd = NULL;
							free(dcmd);
							dcmd = NULL;
							for (int i = 0; i < ARRAY_LEN(ccmds); i++) {
								free(ccmds[i]);
								ccmds[i] = NULL;
							};

							//Unbind keys
							int i = 0;
							while (i < BINDINGS ) {
								if (bindings[i].mask != NULL) {
									//Also ungrab with the LockMask set
									XUngrabKey(dpy,bindings[i].keycode,*(bindings[i].mask),root);
									XUngrabKey(dpy,bindings[i].keycode,*(bindings[i].mask) ^ LockMask,root);
									XUngrabKey(dpy,bindings[i].keycode,*(bindings[i].mask) ^ LockMask ^ Mod2Mask,root);
									XUngrabKey(dpy,bindings[i].keycode,*(bindings[i].mask) ^ Mod2Mask,root);

								};
								i++;
							};
							//call bind keys
							load_defaults();
							//call load_config
							//don't rerun euclidrc
							//can we check whether there are more or fewer screens?
							load_conf(false);
							commit_bindings();
							XFreeGC(dpy,focus_gc);
							XFreeGC(dpy,unfocus_gc);
							XGCValues xgcv;
							xgcv.foreground = stack_focus_pix;
							focus_gc = XCreateGC(dpy,cs->stackid,GCForeground,&xgcv);
							xgcv.foreground = stack_unfocus_pix;
							unfocus_gc = XCreateGC(dpy,cs->stackid,GCForeground,&xgcv);
						};
						break;
					case 52:
						//move to previous screen
						if (cs != firstscreen) {
							struct screen *s = firstscreen;
							while (s->next != cs) {
								s = s->next;
							};
							cs = s;
							redraw = true;
						};
						break;
					case 53:
						//move to next screen
						if (cs->next != NULL) {
							cs = cs->next;
							redraw = true;
						};
						break;
					case 54:
						search_wins();
						redraw = true;
						break;
					case 55:
						goto_view(find_view(last_view_idx));
						redraw = true;
						break;

					default:
						{
							const int ccmd_index = i - BCMDS;
							if (ccmd_index >= 0 && ccmd_index < ARRAY_LEN(ccmds)) {
								spawn(ccmds[ccmd_index]);
							} else {
								fprintf(stderr,"euclid-wm ERROR: unknown key id: %d",i);
							};
							break;
						}
				};
	
			}
			break;

			case KeyRelease:
			break;
			
			case ButtonPress:
			break;
			
			case ButtonRelease:
			break;

			case MotionNotify:
				if (cs->v->mfocus == NULL || cs->v->mfocus->win->id != ev.xmotion.window) {
					struct cont *f = id_to_cont(ev.xmotion.window);
					if (f != NULL) {
							struct screen *s = firstscreen;
							while (s != NULL && s->v != f->track->view) {
								s = s->next;
							};
							cs = s;
							cs->v->mfocus = f;

						redraw = true;
					};
				}; 
			break;
			
			case EnterNotify:
				if (!(ev.xcrossing.focus == false && sloppy_focus == true)) {break;};
				struct timeval ctime;
				gettimeofday(&ctime,0);
				signed long usec = ctime.tv_usec - last_redraw.tv_usec;
				signed long sec = ctime.tv_sec - last_redraw.tv_sec;
				if ( sec > 1 || (sec == 0 && usec >= 10000) || (sec == 1 && usec >= -990000)) { 
					if (cs->v->mfocus != NULL && cs->v->mfocus->win->id != ev.xcrossing.window) {
						struct cont *f = id_to_cont(ev.xmotion.window);
						if (f != NULL) {
							struct screen *s = firstscreen;
							while (s != NULL && s->v != f->track->view) {
								s = s->next;
							};
							if (s != NULL) {
								cs = s;
								cs->v->mfocus = f;
							};
							redraw = true;
						};
					};
				};
			break;
			
			case LeaveNotify:
			break;

			case FocusIn:
			break;

			case FocusOut:
			break;
			
			case KeymapNotify:
			break;
		
			case Expose:
			break;
		
			case GraphicsExpose:
			break;

			case NoExpose:
			break;
	
			case VisibilityNotify:
			break;

			case CreateNotify:
			break;

			case DestroyNotify:
				forget_win(ev.xdestroywindow.window);
			break;

			case UnmapNotify:
			{	struct cont *c;
				c = id_to_cont(ev.xunmap.window);
				if (c != NULL ) {
					
					if (c->win->req_fullscreen == true && c->track->view->mfocus == c) {
						cs->v->fs = false;
						c->win->req_fullscreen = false;
					};
					//hold everything: What if the unmapnotify is a result of us moving the window to a new view?
					//why was this not a problem before changing the id_to_cont function?
					//so check that the view is displayed before removeing the cont:
					struct screen *s = firstscreen;
					while (s !=NULL && s->v != c->track->view) {
						s = s->next;
					};
					if (s) { //win was on screen
						remove_cont(c);
					 
						redraw = true;
					};
				};
			//} else if (ev.type == CreateNotify && is_top_level(ev.xcreatewindow.window) ==true) {
			}
			break;

			case MapNotify:
				if (!is_top_level(ev.xmap.window)){
					break;
				} else {

				//check for its win struct:
				struct win *w = first_win;
				while (w!=NULL && w->id != ev.xmap.window) {
					w = w->next;
				};

				if (w == NULL) { //window was unknown, add it
					w = add_win(ev.xmap.window);
					w->prev_focus = cs->v->mfocus;
					//need to get the win struct to pass to 
					//add_client_to_view;
				} else { //window is known
					//reset pointer to previously focused container on window move
					w->prev_focus = NULL;
					//remove from where it previously was, unless where it previously was is already on a screen (Which shouldn't happen, since then it would already have been mapped)
					if (w->cont) { //it is in a layout somewhere
						struct cont *c = w->cont;
						//struct win *w = c->win;
						struct screen *s = firstscreen;
						while (s!=NULL && c->track->view != s->v) {	
							s = s->next;
						};
					
						//remove the cont from the prior view
						if (!s) { //remember: we map windows immediately after switching views internally, we don't want to remove the windows as we map them!
							remove_cont(c);
						//	add_client_to_view(w,cs->v);	
						//	redraw = true;
						} else { //client is already onscreen
							break;
						};

					} else {
						struct stack_item *s = cs->v->stack;
						while (s != NULL) {
							if (s->win->id == ev.xmap.window) {break;};
							s = s->next;
						};
						if (s != NULL && s->win->id == ev.xmap.window) { // remove it from the stack
							 if (s == cs->v->stack) {
			                                        cs->v->stack = s->next;
                        			        };
			                                if (s == cs->v->sfocus) {
                        			                if (s->next != NULL) {
                                               				 cs->v->sfocus = s->next;
                                       				 } else {
                                              				  cs->v->sfocus = s->prev;
                                       				 };
                               				 };
                               				 if (s->next != NULL) {
                                       				 s->next->prev = s->prev;
                              				  };
			                                if (s->prev != NULL) {
                        		                	s->prev->next = s->next;
                               				 };
                               				 if (s == cs->v->stack) {
                                      				  cs->v->stack = s->next;
                               				 };
                              				 free(s);

						}; //finished with stack check
						//finally add to layout
					};

				};
				add_client_to_view(w,cs->v);
						//but we aren't done yet. Flash maps the window already configured to be fullscreen, we ignore the first configure, because the window isn't mapped and isn't in our data structure.
						//so we need to check NOW to see if it is trying to force fullscreen

                               	if (cs->v->fs != true) { 
					XWindowAttributes wa;
					XGetWindowAttributes(dpy,ev.xmap.window,&wa);
					if (gxerror == true) {gxerror = false;};
					if (wa.height == cs->h && wa.width == cs->w) {
						cs->v->fs = true;
						w->fullscreen = true;
						w->req_fullscreen = true;
					};
				};

				redraw = true;


			};
					//first see if it is in a layout, second, go therough the stacks to find it
					
//		};
	/*
				//check whether it's in the layout, if not add it
				if (id_to_cont(ev.xmap.window) == NULL) {
					//see whether we know about the window
					if (is_top_level(ev.xmap.window)) { //calling this twice in a row seems unncessecary but it might just be me. 
						//In fact this whole routine seems to run in circles
						struct win *w;
						w = first_win;
						while (w != NULL && w->id != ev.xmap.window) {
							w = w->next;
						};
						if (w == NULL) { //we don't have a record of it
							w = add_win(ev.xmap.window);
						};
						//check to see whether it was hiding in the stack
						struct stack_item *s = cs->v->stack;
						while (s != NULL) {
							if (s->win->id == ev.xmap.window) {break;};
							s = s->next;
						};
						if (s != NULL && s->win->id == ev.xmap.window) { // remove it from the stack
							 if (s == cs->v->stack) {
			                                        cs->v->stack = s->next;
                        			        };
			                                if (s == cs->v->sfocus) {
                        			                if (s->next != NULL) {
                                               				 cs->v->sfocus = s->next;
                                       				 } else {
                                              				  cs->v->sfocus = s->prev;
                                       				 };
                               				 };
                               				 if (s->next != NULL) {
                                       				 s->next->prev = s->prev;
                              				  };
			                                if (s->prev != NULL) {
                        		                	s->prev->next = s->next;
                               				 };
                               				 if (s == cs->v->stack) {
                                      				  cs->v->stack = s->next;
                               				 };
                              				 free(s);

						}; //finished with stack check
						//finally add to layout
						add_client_to_view(w,cs->v);
						//but we aren't done yet. Flash maps the window already configured to be fullscreen, we ignore the first configure, because the window isn't mapped and isn't in our data structure.
						//so we need to check NOW to see if it is trying to force fullscreen

                               			if (cs->v->fs != true) { 
							XWindowAttributes wa;
							XGetWindowAttributes(dpy,ev.xmap.window,&wa);
							if (gxerror == true) {gxerror = false;};
							if (wa.height == cs->h && wa.width == cs->w) {
								cs->v->fs = true;
								w->fullscreen = true;
								w->req_fullscreen = true;
							};
						};

						redraw = true;

					};
				} else { //we know this window, and it is in a view somewhere
					struct cont *c = id_to_cont(ev.xmap.window);
					struct win *w = c->win;
					struct screen *s = firstscreen;
					while (s!=NULL && c->track->view != s->v) {	
						s = s->next;
					};
					
					//remove the cont from the prior view
					if (!s) { //remember: we map windows immediately after switching views internally, we don't want to remove the windows as we map them!
						remove_cont(c);
						add_client_to_view(w,cs->v);	
						//do we need to set focus? shouldn't
						redraw = true;
					};
				};
	*/
			break;
	
		case MapRequest:
		break;

		case ReparentNotify:
				if (ev.xreparent.parent == root) {
					if (is_top_level(ev.xreparent.window) == true) {
						XWindowAttributes att;
						XGetWindowAttributes (dpy,ev.xreparent.window,&att);
						if (att.map_state != IsUnmapped) {
							struct win *t;
							t = add_win(ev.xreparent.window);
							add_client_to_view(t,cs->v);
							redraw = true;
						};
					};
				} else {
					forget_win(ev.xreparent.window);
				};
		
		break;

		case ConfigureNotify:
			{
				//if a window tries to manage itself we are going to play rough, unless it is putting itself in or out of fullscreen
				struct cont *wc = id_to_cont(ev.xconfigure.window);
				if (wc) {
					struct screen *tmps = firstscreen;
					//we will see if adding this line, is good or not: the problem is that in fs, if a window tries to bring itself to the front euclid won't let it
					//this behavior might be good, as it could keep things from stealing focus, try and see. 
					if (wc->track->view->fs == true) {
						wc->track->view->mfocus = wc;
					};

					while (tmps->next != NULL && tmps->v != wc->track->view) {
						tmps = tmps->next;
					};
					if (wc->track->view == tmps->v) {
						if (ev.xconfigure.width >= tmps->w  && ev.xconfigure.height >= tmps->h) {
							if (tmps->v->fs == false) { //if we get this request when we are already in fullscreen just ignore it, do NOT fall through to one of the last two elses
								tmps->v->fs = true;
								tmps->v->mfocus = wc;
								tmps->v->mfocus->win->req_fullscreen = true;
								redraw = true;
							};
						} else if (tmps->v->fs == true && wc == tmps->v->mfocus && (ev.xconfigure.height < tmps->h || ev.xconfigure.width < tmps->w)) {
							if (wc->win->req_fullscreen == true) {
								tmps->v->fs = false;
							};
							wc->win->req_fullscreen = false;
							redraw = true; 
						
						} else if (wc->track->view->orientv == true) {
							//we are going to be niave and just check the w and h
							//w =track size
							if (wc->track->size != ev.xconfigure.width || wc->size != ev.xconfigure.height) {
								redraw = true;
							} else {
								//calculate the x
								//tp is a pointer to the track
								struct track *tp = wc->track->view->ft;
								int tmpx = 0;
								while (tp != NULL && tp != wc->track) {
									tmpx += tp->size;
									tp = tp->next;
								};
								if (ev.xconfigure.x != tmpx) {
									redraw = true;
								} else {
									//check y, tc is a temp container pointer
									struct cont *tc = wc->track->c;
									int tmpy = 0;
									while (tc != NULL && tc != wc) {
										tmpy += tc->size;
										tc = tc->next;
									};
									if (tmpy != ev.xconfigure.y) {
										redraw = true;
									};
								};

							};
						} else {
							if (wc->track->size != ev.xconfigure.height || wc->size != ev.xconfigure.width) {
								redraw = true;
							} else {
								//calculate the y
								//tp is a pointer to the track
								struct track *tp = wc->track->view->ft;
								int tmpy = 0;
								while (tp != NULL && tp != wc->track) {
									tmpy += tp->size;
									tp = tp->next;
								};
								if (ev.xconfigure.y != tmpy) {
									redraw = true;
								} else {
									//check x, tc is a temp container pointer
									struct cont *tc = wc->track->c;
									int tmpx = 0;
									while (tc != NULL && tc != wc) {
										tmpx += tc->size;
										tc = tc->next;
									};
									if (tmpx != ev.xconfigure.x) {
										redraw = true;
									};
								};

							};
	
						};
					};
				};
			}
			
			
			break;

			case ConfigureRequest:
			break;

			case GravityNotify:
			break;

			case ResizeRequest:
			break;

			case CirculateNotify:
			break;
	
			case CirculateRequest:
			break;

			case PropertyNotify:
			break;
			
			case SelectionClear:
			break;

			case SelectionRequest:
			break;

			case SelectionNotify:
			break;

			case ColormapNotify:
			break;

			case ClientMessage:
				if (ev.xclient.message_type == wm_change_state) {
					if (ev.xclient.data.l[1] == wm_fullscreen) {
						struct cont *wc = id_to_cont(ev.xclient.window);
						if (wc != NULL) {
							if (ev.xclient.data.l[0] == 1) { //go into full screen
								wc->track->view->fs = true;
								redraw = true;
								wc->win->fullscreen = true;
								wc->win->req_fullscreen = true;
								XChangeProperty(dpy,ev.xclient.window,wm_change_state,XA_ATOM,32,PropModeReplace,(unsigned char *)&wm_fullscreen,1);
							} else { // exit fullscreen
								if (wc->win->req_fullscreen == true) {
									wc->track->view->fs = false;
								};
								redraw = true;
								wc->win->fullscreen = false;
								wc->win->req_fullscreen = false;
								XChangeProperty(dpy,ev.xclient.window,wm_change_state,XA_ATOM,32,PropModeReplace,(unsigned char *)0,0);
							};
						};
					};
				};
			break;
			//case CreateNotify:
			//	if (!is_top_level(ev.xcreatewindow.window)) {break;};
			//	add_win(ev.xcreatewindow.window);
			//break;
			
			case MappingNotify:
			break;

			case GenericEvent:
			break;

			default:
			break;

			};	
		} while (XPending(dpy)); 
	
		if (redraw == true) {
			layout();
			gettimeofday(&last_redraw,0);
		};
	}; //end infinite loop
}

int main() {
	printf("\neuclid-wm: running\n");
	//this is to avoid leaving zombies
	//sighandler_t is a gnu extention
	signal (SIGCHLD, SIG_IGN);

	dpy = XOpenDisplay(0);
	XSetErrorHandler(xerror);
	//	cs->h = DisplayHeight(dpy,DefaultScreen(dpy));
//	cs->w = DisplayWidth(dpy,DefaultScreen(dpy));
//	printf("euclid-wm: sreen dimensions: %d %d\n",cs->h, cs->w);
	//set some stuff
	if ((root = DefaultRootWindow(dpy))) {
		printf("euclid-wm: root is %6.0lx\n",root);
	} else {
		fprintf(stderr,"euclid-wm ERROR: faild to find root window\n");
		return(0);
	};
	//set colors, these get overridden by the config file
	XColor color;
	//these values are shorts, 0 - 65535
	//focus color:
	color.red = 0;
	color.green = 0;
	color.blue = 65500;
	color.flags = DoRed | DoGreen | DoBlue;
	XAllocColor(dpy,DefaultColormap(dpy,DefaultScreen(dpy)),&color);
	focus_pix = color.pixel;
	//unfocus color
	color.red = 5000;
	color.green = 5000;
	color.blue = 5000;
	color.flags = DoRed | DoGreen | DoBlue;
	XAllocColor(dpy,DefaultColormap(dpy,DefaultScreen(dpy)),&color);
	unfocus_pix = color.pixel;
	//stack background:
	color.red = 100;
	color.green = 100;
	color.blue = 200;
	color.flags = DoRed | DoGreen | DoBlue;
	XAllocColor(dpy,DefaultColormap(dpy,DefaultScreen(dpy)),&color);
	stack_background_pix = color.pixel;
	//stack unfocus text:
	color.red = 60000;
	color.green = 60000;
	color.blue = 60000;
	color.flags = DoRed | DoGreen | DoBlue;
	XAllocColor(dpy,DefaultColormap(dpy,DefaultScreen(dpy)),&color);
	stack_unfocus_pix = color.pixel;
	//stack focus text:
	color.red = 0;
	color.green = 0;
	color.blue = 65500;
	color.flags = DoRed | DoGreen | DoBlue;
	XAllocColor(dpy,DefaultColormap(dpy,DefaultScreen(dpy)),&color);
	stack_focus_pix = color.pixel;
	
	//we have to do this after we get root
	memset(bindings, '\0', sizeof(bindings));
	load_conf(true);
	commit_bindings();

	
	set_atoms();
	
#ifndef NOXINERAMA 

	int screens;
	XineramaScreenInfo *scrn_info = NULL; 
	scrn_info = XineramaQueryScreens(dpy,&screens);

	printf("screens %d\n",screens);
	unsigned short sn = 0;
	if (screens == 0) {
		printf("Xinerama diabled\n");
		addscreen( DisplayHeight(dpy,DefaultScreen(dpy)),DisplayWidth(dpy,DefaultScreen(dpy)),0,0,0);

	} else {
		printf("Xinerama enabled: %d screens\n",screens);
		while (sn < screens) {
			addscreen(scrn_info[sn].height,scrn_info[sn].width,scrn_info[sn].x_org,scrn_info[sn].y_org,sn);
			sn ++;
		};
	};

	XFree(scrn_info);
#else
	/* Old testing definitions
	XineramaScreenInfo scrn_info[3];
	scrn_info[0].height = 400;
	scrn_info[0].width = 450;
	scrn_info[0].x_org = 5;
	scrn_info[0].y_org = 5;
	scrn_info[1].height = 300;
	scrn_info[1].width = 250;
	scrn_info[1].x_org = 200;
	scrn_info[1].y_org = 410;
	scrn_info[2].height = 500;
	scrn_info[2].width = 400;
	scrn_info[2].x_org = 650;
	scrn_info[2].y_org = 200;
	screens = 3;
	*/
	printf("Compiled without Xinerama support.\n");
	addscreen(DisplayHeight(dpy,DefaultScreen(dpy)),DisplayWidth(dpy,DefaultScreen(dpy)),0,0,0);

#endif
	
	offscreen = DisplayHeight(dpy,DefaultScreen(dpy));

//	cs->v = make_view();
//	fv = cs->v;
//	cs->v->idx = 1;

	//now we also need to get all already exisiting windows
	Window d1, d2, *wins = NULL;
	unsigned int no;
	int i;
	XQueryTree(dpy,root,&d1,&d2,&wins,&no);
	struct win *t;
	printf("euclid-wm: %d windows\n",no);
	for (i = 0 ; i<no; i++) {
		if (is_top_level(wins[i])) {
			t = add_win(wins[i]);
			XWindowAttributes att;
			XGetWindowAttributes(dpy,wins[i],&att);
			if (att.map_state != IsUnmapped) {
				add_client_to_view(t,cs->v);
			};
			//to see how to check for iconified windows, look at scrotwm getstate(
		};
	};
	
	//and set an event on root to get new ones
	if  (XSelectInput(dpy,root,SubstructureNotifyMask )) {
		printf("euclid-wm: now controlling root\n");
	} else {
		fprintf(stderr,"euclid-wm ERROR: fail to control root, is there already a WM?");
		return(1);
	};
	XSync(dpy,False);
	
	
	XGCValues xgcv;
	xgcv.foreground = stack_focus_pix;
	focus_gc = XCreateGC(dpy,cs->stackid,GCForeground,&xgcv);
	xgcv.foreground = stack_unfocus_pix;
	unfocus_gc = XCreateGC(dpy,cs->stackid,GCForeground,&xgcv);

	layout();
	
	set_desktop_name(1);

	return (event_loop());
}
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