364 lines
10 KiB
C
364 lines
10 KiB
C
/*
|
||
* vim:ts=4:sw=4:expandtab
|
||
*
|
||
* i3 - an improved dynamic tiling window manager
|
||
* © 2009-2010 Michael Stapelberg and contributors (see also: LICENSE)
|
||
*
|
||
* include/data.h: This file defines all data structures used by i3
|
||
*
|
||
*/
|
||
#include <xcb/xcb.h>
|
||
#include <xcb/randr.h>
|
||
#include <xcb/xcb_atom.h>
|
||
#include <stdbool.h>
|
||
|
||
#ifndef _DATA_H
|
||
#define _DATA_H
|
||
#include "queue.h"
|
||
|
||
/*
|
||
* To get the big concept: There are helper structures like struct Colorpixel
|
||
* or struct Stack_Window. Everything which is also defined as type (see
|
||
* forward definitions) is considered to be a major structure, thus important.
|
||
*
|
||
* Let’s start from the biggest to the smallest:
|
||
*
|
||
* TODO
|
||
*
|
||
*/
|
||
|
||
/* Forward definitions */
|
||
typedef struct Font i3Font;
|
||
typedef struct Binding Binding;
|
||
typedef struct Rect Rect;
|
||
typedef struct xoutput Output;
|
||
typedef struct Con Con;
|
||
typedef struct Match Match;
|
||
typedef struct Window i3Window;
|
||
|
||
|
||
/******************************************************************************
|
||
* Helper types
|
||
*****************************************************************************/
|
||
typedef enum { D_LEFT, D_RIGHT, D_UP, D_DOWN } direction_t;
|
||
typedef enum { NO_ORIENTATION = 0, HORIZ, VERT } orientation_t;
|
||
typedef enum { BS_NORMAL = 0, BS_NONE = 1, BS_1PIXEL = 2 } border_style_t;
|
||
|
||
enum {
|
||
BIND_NONE = 0,
|
||
BIND_SHIFT = XCB_MOD_MASK_SHIFT, /* (1 << 0) */
|
||
BIND_CONTROL = XCB_MOD_MASK_CONTROL, /* (1 << 2) */
|
||
BIND_MOD1 = XCB_MOD_MASK_1, /* (1 << 3) */
|
||
BIND_MOD2 = XCB_MOD_MASK_2, /* (1 << 4) */
|
||
BIND_MOD3 = XCB_MOD_MASK_3, /* (1 << 5) */
|
||
BIND_MOD4 = XCB_MOD_MASK_4, /* (1 << 6) */
|
||
BIND_MOD5 = XCB_MOD_MASK_5, /* (1 << 7) */
|
||
BIND_MODE_SWITCH = (1 << 8)
|
||
};
|
||
|
||
/**
|
||
* Stores a rectangle, for example the size of a window, the child window etc.
|
||
* It needs to be packed so that the compiler will not add any padding bytes.
|
||
* (it is used in src/ewmh.c for example)
|
||
*
|
||
* Note that x and y can contain signed values in some cases (for example when
|
||
* used for the coordinates of a window, which can be set outside of the
|
||
* visible area, but not when specifying the position of a workspace for the
|
||
* _NET_WM_WORKAREA hint). Not declaring x/y as int32_t saves us a lot of
|
||
* typecasts.
|
||
*
|
||
*/
|
||
struct Rect {
|
||
uint32_t x;
|
||
uint32_t y;
|
||
uint32_t width;
|
||
uint32_t height;
|
||
} __attribute__((packed));
|
||
|
||
/**
|
||
* Used for the cache of colorpixels.
|
||
*
|
||
*/
|
||
struct Colorpixel {
|
||
uint32_t pixel;
|
||
char *hex;
|
||
SLIST_ENTRY(Colorpixel) colorpixels;
|
||
};
|
||
|
||
struct Cached_Pixmap {
|
||
xcb_pixmap_t id;
|
||
|
||
/* We’re going to paint on it, so a graphics context will be needed */
|
||
xcb_gcontext_t gc;
|
||
|
||
/* The rect with which the pixmap was created */
|
||
Rect rect;
|
||
|
||
/* The rect of the object to which this pixmap belongs. Necessary to
|
||
* find out when we need to re-create the pixmap. */
|
||
Rect *referred_rect;
|
||
|
||
xcb_drawable_t referred_drawable;
|
||
};
|
||
|
||
struct Ignore_Event {
|
||
int sequence;
|
||
time_t added;
|
||
|
||
SLIST_ENTRY(Ignore_Event) ignore_events;
|
||
};
|
||
|
||
/******************************************************************************
|
||
* Major types
|
||
*****************************************************************************/
|
||
|
||
/**
|
||
* Holds a keybinding, consisting of a keycode combined with modifiers and the
|
||
* command which is executed as soon as the key is pressed (see src/command.c)
|
||
*
|
||
*/
|
||
struct Binding {
|
||
/** Symbol the user specified in configfile, if any. This needs to be
|
||
* stored with the binding to be able to re-convert it into a keycode
|
||
* if the keyboard mapping changes (using Xmodmap for example) */
|
||
char *symbol;
|
||
|
||
/** Only in use if symbol != NULL. Gets set to the value to which the
|
||
* symbol got translated when binding. Useful for unbinding and
|
||
* checking which binding was used when a key press event comes in.
|
||
*
|
||
* This is an array of number_keycodes size. */
|
||
xcb_keycode_t *translated_to;
|
||
|
||
uint32_t number_keycodes;
|
||
|
||
/** 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;
|
||
};
|
||
|
||
/**
|
||
* Holds a command specified by an exec-line in the config (see src/config.c)
|
||
*
|
||
*/
|
||
struct Autostart {
|
||
/** Command, like in command mode */
|
||
char *command;
|
||
TAILQ_ENTRY(Autostart) autostarts;
|
||
};
|
||
|
||
/**
|
||
* Data structure for cached font information:
|
||
* - font id in X11 (load it once)
|
||
* - font height (multiple calls needed to get it)
|
||
*
|
||
*/
|
||
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;
|
||
|
||
TAILQ_ENTRY(Font) fonts;
|
||
};
|
||
|
||
|
||
/**
|
||
* An Output is a physical output on your graphics driver. Outputs which
|
||
* are currently in use have (output->active == true). Each output has a
|
||
* position and a mode. An output usually corresponds to one connected
|
||
* screen (except if you are running multiple screens in clone mode).
|
||
*
|
||
*/
|
||
struct xoutput {
|
||
/** Output id, so that we can requery the output directly later */
|
||
xcb_randr_output_t id;
|
||
/** Name of the output */
|
||
char *name;
|
||
|
||
/** Pointer to the Con which represents this output */
|
||
Con *con;
|
||
|
||
/** Whether the output is currently active (has a CRTC attached with a
|
||
* valid mode) */
|
||
bool active;
|
||
|
||
/** Internal flags, necessary for querying RandR screens (happens in
|
||
* two stages) */
|
||
bool changed;
|
||
bool to_be_disabled;
|
||
bool primary;
|
||
|
||
/** x, y, width, height */
|
||
Rect rect;
|
||
|
||
#if 0
|
||
/** The bar window */
|
||
xcb_window_t bar;
|
||
xcb_gcontext_t bargc;
|
||
|
||
/** Contains all clients with _NET_WM_WINDOW_TYPE ==
|
||
* _NET_WM_WINDOW_TYPE_DOCK */
|
||
SLIST_HEAD(dock_clients_head, Client) dock_clients;
|
||
#endif
|
||
|
||
TAILQ_ENTRY(xoutput) outputs;
|
||
};
|
||
|
||
struct Window {
|
||
xcb_window_t id;
|
||
|
||
/** Holds the xcb_window_t (just an ID) for the leader window (logical
|
||
* parent for toolwindows and similar floating windows) */
|
||
xcb_window_t leader;
|
||
xcb_window_t transient_for;
|
||
|
||
char *class_class;
|
||
char *class_instance;
|
||
|
||
/** The name of the window as it will be passed to X11 (in UCS2 if the
|
||
* application supports _NET_WM_NAME, in COMPOUND_TEXT otherwise). */
|
||
char *name_x;
|
||
|
||
/** The name of the window as used in JSON (in UTF-8 if the application
|
||
* supports _NET_WM_NAME, in COMPOUND_TEXT otherwise) */
|
||
char *name_json;
|
||
|
||
/** The length of the name in glyphs (not bytes) */
|
||
int name_len;
|
||
|
||
/** Whether the application used _NET_WM_NAME */
|
||
bool uses_net_wm_name;
|
||
|
||
/** Whether the window says it is a dock window */
|
||
bool dock;
|
||
};
|
||
|
||
struct Match {
|
||
enum { M_WINDOW, M_CON } what;
|
||
|
||
char *title;
|
||
int title_len;
|
||
char *application;
|
||
char *class;
|
||
char *instance;
|
||
char *mark;
|
||
int dock;
|
||
xcb_window_t id;
|
||
Con *con_id;
|
||
enum { M_ANY = 0, M_TILING, M_FLOATING } floating;
|
||
|
||
enum { M_GLOBAL = 0, M_OUTPUT, M_WORKSPACE } levels;
|
||
|
||
enum { M_USER = 0, M_RESTART } source;
|
||
|
||
/* wo das fenster eingefügt werden soll. bei here wird es direkt
|
||
* diesem Con zugewiesen, also layout saving. bei active ist es
|
||
* ein assignment, welches an der momentan fokussierten stelle einfügt */
|
||
enum { M_HERE = 0, M_ACTIVE } insert_where;
|
||
|
||
TAILQ_ENTRY(Match) matches;
|
||
};
|
||
|
||
struct Con {
|
||
bool mapped;
|
||
enum { CT_ROOT = 0, CT_OUTPUT = 1, CT_CON = 2, CT_FLOATING_CON = 3, CT_WORKSPACE = 4 } type;
|
||
orientation_t orientation;
|
||
struct Con *parent;
|
||
|
||
struct Rect rect;
|
||
struct Rect window_rect;
|
||
struct Rect deco_rect;
|
||
|
||
char *name;
|
||
|
||
/** the workspace number, if this Con is of type CT_WORKSPACE and the
|
||
* workspace is not a named workspace (for named workspaces, num == -1) */
|
||
int num;
|
||
|
||
/* a sticky-group is an identifier which bundles several containers to a
|
||
* group. The contents are shared between all of them, that is they are
|
||
* displayed on whichever of the containers is currently visible */
|
||
char *sticky_group;
|
||
|
||
/* user-definable mark to jump to this container later */
|
||
char *mark;
|
||
|
||
double percent;
|
||
|
||
/* proportional width/height, calculated from WM_NORMAL_HINTS, used to
|
||
* apply an aspect ratio to windows (think of MPlayer) */
|
||
int proportional_width;
|
||
int proportional_height;
|
||
/* the wanted size of the window, used in combination with size
|
||
* increments (see below). */
|
||
int base_width;
|
||
int base_height;
|
||
|
||
/* the x11 border pixel attribute */
|
||
int border_width;
|
||
|
||
/* minimum increment size specified for the window (in pixels) */
|
||
int width_increment;
|
||
int height_increment;
|
||
|
||
struct Window *window;
|
||
|
||
/* Should this container be marked urgent? This gets set when the window
|
||
* inside this container (if any) sets the urgency hint, for example. */
|
||
bool urgent;
|
||
|
||
/* ids/gc for the frame window */
|
||
xcb_window_t frame;
|
||
xcb_gcontext_t gc;
|
||
|
||
/* Only workspace-containers can have floating clients */
|
||
TAILQ_HEAD(floating_head, Con) floating_head;
|
||
|
||
TAILQ_HEAD(nodes_head, Con) nodes_head;
|
||
TAILQ_HEAD(focus_head, Con) focus_head;
|
||
|
||
TAILQ_HEAD(swallow_head, Match) swallow_head;
|
||
|
||
enum { CF_NONE = 0, CF_OUTPUT = 1, CF_GLOBAL = 2 } fullscreen_mode;
|
||
enum { L_DEFAULT = 0, L_STACKED = 1, L_TABBED = 2 } layout;
|
||
border_style_t border_style;
|
||
/** floating? (= not in tiling layout) This cannot be simply a bool
|
||
* because we want to keep track of whether the status was set by the
|
||
* application (by setting _NET_WM_WINDOW_TYPE appropriately) or by the
|
||
* user. The user’s choice overwrites automatic mode, of course. The
|
||
* order of the values is important because we check with >=
|
||
* FLOATING_AUTO_ON if a client is floating. */
|
||
enum {
|
||
FLOATING_AUTO_OFF = 0,
|
||
FLOATING_USER_OFF = 1,
|
||
FLOATING_AUTO_ON = 2,
|
||
FLOATING_USER_ON = 3
|
||
} floating;
|
||
|
||
/** This counter contains the number of UnmapNotify events for this
|
||
* container (or, more precisely, for its ->frame) which should be ignored.
|
||
* UnmapNotify events need to be ignored when they are caused by i3 itself,
|
||
* for example when reparenting or when unmapping the window on a workspace
|
||
* change. */
|
||
uint8_t ignore_unmap;
|
||
|
||
TAILQ_ENTRY(Con) nodes;
|
||
TAILQ_ENTRY(Con) focused;
|
||
TAILQ_ENTRY(Con) all_cons;
|
||
TAILQ_ENTRY(Con) floating_windows;
|
||
};
|
||
|
||
#endif
|