312 lines
9.0 KiB
C
312 lines
9.0 KiB
C
/*
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* vim:ts=4:sw=4:expandtab
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*
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* i3 - an improved dynamic tiling window manager
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* © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
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*
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* include/config.h: Contains all structs/variables for the configurable
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* part of i3 as well as functions handling the configuration file (calling
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* the parser (src/cfgparse.y) with the correct path, switching key bindings
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* mode).
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*
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*/
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#ifndef _CONFIG_H
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#define _CONFIG_H
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#include <stdbool.h>
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#include "queue.h"
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#include "i3.h"
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#include "libi3.h"
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typedef struct Config Config;
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typedef struct Barconfig Barconfig;
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extern char *current_configpath;
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extern Config config;
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extern SLIST_HEAD(modes_head, Mode) modes;
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extern TAILQ_HEAD(barconfig_head, Barconfig) barconfigs;
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/**
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* Used during the config file lexing/parsing to keep the state of the lexer
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* in order to provide useful error messages in yyerror().
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*
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*/
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struct context {
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bool has_errors;
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bool has_warnings;
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int line_number;
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char *line_copy;
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const char *filename;
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char *compact_error;
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/* These are the same as in YYLTYPE */
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int first_column;
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int last_column;
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};
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/**
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* Part of the struct Config. It makes sense to group colors for background,
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* border and text as every element in i3 has them (window decorations, bar).
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*
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*/
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struct Colortriple {
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uint32_t border;
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uint32_t background;
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uint32_t text;
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};
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/**
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* Holds a user-assigned variable for parsing the configuration file. The key
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* is replaced by value in every following line of the file.
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*
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*/
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struct Variable {
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char *key;
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char *value;
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char *next_match;
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SLIST_ENTRY(Variable) variables;
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};
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/**
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* The configuration file can contain multiple sets of bindings. Apart from the
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* default set (name == "default"), you can specify other sets and change the
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* currently active set of bindings by using the "mode <name>" command.
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*
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*/
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struct Mode {
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char *name;
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struct bindings_head *bindings;
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SLIST_ENTRY(Mode) modes;
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};
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/**
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* Holds part of the configuration (the part which is not already in dedicated
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* structures in include/data.h).
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*
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*/
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struct Config {
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const char *terminal;
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i3Font font;
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char *ipc_socket_path;
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const char *restart_state_path;
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int default_layout;
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int container_stack_limit;
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int container_stack_limit_value;
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/** Default orientation for new containers */
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int default_orientation;
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/** By default, focus follows mouse. If the user explicitly wants to
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* turn this off (and instead rely only on the keyboard for changing
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* focus), we allow him to do this with this relatively special option.
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* It is not planned to add any different focus models. */
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bool disable_focus_follows_mouse;
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/** By default, a workspace bar is drawn at the bottom of the screen.
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* If you want to have a more fancy bar, it is recommended to replace
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* the whole bar by dzen2, for example using the i3-wsbar script which
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* comes with i3. Thus, you can turn it off entirely. */
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bool disable_workspace_bar;
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/** Think of the following layout: Horizontal workspace with a tabbed
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* con on the left of the screen and a terminal on the right of the
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* screen. You are in the second container in the tabbed container and
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* focus to the right. By default, i3 will set focus to the terminal on
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* the right. If you are in the first container in the tabbed container
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* however, focusing to the left will wrap. This option forces i3 to
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* always wrap, which will result in you having to use "focus parent"
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* more often. */
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bool force_focus_wrapping;
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/** By default, use the RandR API for multi-monitor setups.
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* Unfortunately, the nVidia binary graphics driver doesn't support
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* this API. Instead, it only support the less powerful Xinerama API,
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* which can be enabled by this option.
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*
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* Note: this option takes only effect on the initial startup (eg.
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* reconfiguration is not possible). On startup, the list of screens
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* is fetched once and never updated. */
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bool force_xinerama;
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/** Automatic workspace back and forth switching. If this is set, a
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* switch to the currently active workspace will switch to the
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* previously focused one instead, making it possible to fast toggle
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* between two workspaces. */
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bool workspace_auto_back_and_forth;
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/** The default border style for new windows. */
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border_style_t default_border;
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/** The default border style for new floating windows. */
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border_style_t default_floating_border;
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/** The modifier which needs to be pressed in combination with your mouse
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* buttons to do things with floating windows (move, resize) */
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uint32_t floating_modifier;
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/* Color codes are stored here */
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struct config_client {
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uint32_t background;
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struct Colortriple focused;
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struct Colortriple focused_inactive;
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struct Colortriple unfocused;
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struct Colortriple urgent;
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} client;
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struct config_bar {
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struct Colortriple focused;
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struct Colortriple unfocused;
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struct Colortriple urgent;
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} bar;
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/** What should happen when a new popup is opened during fullscreen mode */
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enum {
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PDF_LEAVE_FULLSCREEN = 0,
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PDF_IGNORE = 1
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} popup_during_fullscreen;
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};
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/**
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* Holds the status bar configuration (i3bar). One of these structures is
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* created for each 'bar' block in the config.
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*
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*/
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struct Barconfig {
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/** Automatically generated ID for this bar config. Used by the bar process
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* to request a specific configuration. */
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char *id;
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/** Number of outputs in the outputs array */
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int num_outputs;
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/** Outputs on which this bar should show up on. We use an array for
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* simplicity (since we store just strings). */
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char **outputs;
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/** Output on which the tray should be shown. The special value of 'no'
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* disables the tray (it’s enabled by default). */
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char *tray_output;
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/** Path to the i3 IPC socket. This option is discouraged since programs
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* can find out the path by looking for the I3_SOCKET_PATH property on the
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* root window! */
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char *socket_path;
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/** Bar display mode (hide unless modifier is pressed or show in dock mode) */
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enum { M_DOCK = 0, M_HIDE = 1 } mode;
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/** Bar modifier (to show bar when in hide mode). */
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enum {
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M_NONE = 0,
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M_CONTROL = 1,
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M_SHIFT = 2,
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M_MOD1 = 3,
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M_MOD2 = 4,
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M_MOD3 = 5,
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M_MOD4 = 6,
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M_MOD5 = 7
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} modifier;
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/** Bar position (bottom by default). */
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enum { P_BOTTOM = 0, P_TOP = 1 } position;
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/** Command that should be run to execute i3bar, give a full path if i3bar is not
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* in your $PATH.
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* By default just 'i3bar' is executed. */
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char *i3bar_command;
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/** Command that should be run to get a statusline, for example 'i3status'.
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* Will be passed to the shell. */
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char *status_command;
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/** Font specification for all text rendered on the bar. */
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char *font;
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/** Hide workspace buttons? Configuration option is 'workspace_buttons no'
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* but we invert the bool to get the correct default when initializing with
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* zero. */
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bool hide_workspace_buttons;
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/** Enable verbose mode? Useful for debugging purposes. */
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bool verbose;
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struct bar_colors {
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char *background;
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char *statusline;
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char *focused_workspace_text;
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char *focused_workspace_bg;
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char *active_workspace_text;
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char *active_workspace_bg;
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char *inactive_workspace_text;
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char *inactive_workspace_bg;
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char *urgent_workspace_text;
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char *urgent_workspace_bg;
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} colors;
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TAILQ_ENTRY(Barconfig) configs;
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};
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/**
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* Reads the configuration from ~/.i3/config or /etc/i3/config if not found.
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*
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* If you specify override_configpath, only this path is used to look for a
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* configuration file.
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*
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*/
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void load_configuration(xcb_connection_t *conn, const char *override_configfile, bool reload);
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/**
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* Translates keysymbols to keycodes for all bindings which use keysyms.
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*
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*/
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void translate_keysyms();
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/**
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* Ungrabs all keys, to be called before re-grabbing the keys because of a
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* mapping_notify event or a configuration file reload
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*
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*/
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void ungrab_all_keys(xcb_connection_t *conn);
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/**
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* Grab the bound keys (tell X to send us keypress events for those keycodes)
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*
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*/
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void grab_all_keys(xcb_connection_t *conn, bool bind_mode_switch);
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/**
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* Switches the key bindings to the given mode, if the mode exists
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*
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*/
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void switch_mode(const char *new_mode);
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/**
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* Returns a pointer to the Binding with the specified modifiers and keycode
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* or NULL if no such binding exists.
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*
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*/
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Binding *get_binding(uint16_t modifiers, xcb_keycode_t keycode);
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/**
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* Kills the configerror i3-nagbar process, if any.
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*
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* Called when reloading/restarting.
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*
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* If wait_for_it is set (restarting), this function will waitpid(), otherwise,
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* ev is assumed to handle it (reloading).
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*
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*/
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void kill_configerror_nagbar(bool wait_for_it);
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/* prototype for src/cfgparse.y */
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void parse_file(const char *f);
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#endif
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