i3/include/data.h

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/*
* vim:ts=8:expandtab
*
* i3 - an improved dynamic tiling window manager
*
* (c) 2009 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
*/
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#include <xcb/xcb.h>
#ifndef _DATA_H
#define _DATA_H
/*
* This file defines all data structures used by i3
*
*/
#include "queue.h"
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/* Forward definitions */
typedef struct Cell Cell;
typedef struct Font i3Font;
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typedef struct Container Container;
typedef struct Client Client;
typedef struct Binding Binding;
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typedef struct Workspace Workspace;
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/* Helper types */
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typedef enum { D_LEFT, D_RIGHT, D_UP, D_DOWN } direction_t;
enum {
BIND_NONE = 0,
BIND_MOD_1 = XCB_MOD_MASK_1,
BIND_MOD_2 = XCB_MOD_MASK_2,
BIND_MOD_3 = XCB_MOD_MASK_3,
BIND_MOD_4 = XCB_MOD_MASK_4,
BIND_MOD_5 = XCB_MOD_MASK_5,
BIND_SHIFT = XCB_MOD_MASK_SHIFT,
BIND_CONTROL = XCB_MOD_MASK_CONTROL,
BIND_MODE_SWITCH = (1 << 8)
};
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struct Workspace {
int x;
int y;
int width;
int height;
int screen_num;
int num;
/* table dimensions */
int cols;
int rows;
/* These are stored here just while this workspace is _not_ shown (see show_workspace()) */
int current_row;
int current_col;
/* This is a two-dimensional dynamic array of Container-pointers. Ive always wanted
* to be a three-star programmer :) */
Container ***table;
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};
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/*
* Defines a position in the table
*
*/
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struct Cell {
int row;
int column;
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};
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struct Binding {
/* Keycode to bind */
uint32_t keycode;
/* Bitmask consisting of BIND_MOD_1, BIND_MODE_SWITCH, … */
uint32_t mods;
/* Command, like in command mode */
char *command;
TAILQ_ENTRY(Binding) bindings;
};
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/*
* We need to save the height of a font because it is required for each drawing of
* text but relatively hard to get. As soon as a new font needs to be loaded, a
* Font-entry will be filled for later use.
*
*/
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struct Font {
/* The name of the font, that is what the pattern resolves to */
char *name;
/* A copy of the pattern to build a cache */
char *pattern;
/* The height of the font, built from font_ascent + font_descent */
int height;
/* The xcb-id for the font */
xcb_font_t id;
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};
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/*
* A client is X11-speak for a window.
*
*/
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struct Client {
/* TODO: this is NOT final */
Cell old_position; /* if you set a client to floating and set it back to managed,
it does remember its old position and *tries* to get back there */
/* Backpointer. A client is inside a container */
Container *container;
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uint32_t x, y;
uint32_t width, height;
/* Name */
char *name;
int name_len;
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/* XCB contexts */
xcb_window_t frame; /* Our window: The frame around the client */
xcb_gcontext_t titlegc; /* The titlebars graphic context inside the frame */
xcb_window_t child; /* The clients window */
/* The following entry provides the necessary list pointers to use Client with LIST_* macros */
CIRCLEQ_ENTRY(Client) clients;
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};
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/*
* A container is either in default or stacking mode. It sits inside the table.
*
*/
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struct Container {
/* Those are speaking for themselves: */
Client *currently_focused;
int colspan;
int rowspan;
/* Position of the container inside our table */
int row;
int col;
/* Xinerama: X/Y of the container */
int x;
int y;
/* Width/Height of the container. Changeable by the user */
int width;
int height;
/* Ensure MODE_DEFAULT maps to 0 because we use calloc for initialization later */
enum { MODE_DEFAULT = 0, MODE_STACK = 1 } mode;
CIRCLEQ_HEAD(client_head, Client) clients;
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};
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#endif