i3/data.h

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/*
* 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 Font;
typedef struct Container Container;
typedef struct Client Client;
typedef enum { D_LEFT, D_RIGHT, D_UP, D_DOWN } direction_t;
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/*
* Defines a position in the table
*
*/
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struct Cell {
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int row;
int column;
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};
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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 {
char *name;
int height;
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};
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/*
* A client is X11-speak for a window.
*
*/
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struct Client {
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/* 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 */
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/* Backpointer. A client is inside a container */
Container *container;
/* XCB contexts */
xcb_gcontext_t titlegc;
xcb_window_t window;
xcb_window_t child;
/* The following entry provides the necessary list pointers to use Client with LIST_* macros */
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CIRCLEQ_ENTRY(Client) clients;
};
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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;
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/* Position of the container inside our table */
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int row;
int col;
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/* 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 */
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enum { MODE_DEFAULT = 0, MODE_STACK = 1 } mode;
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CIRCLEQ_HEAD(client_head, Client) clients;
};