464 lines
12 KiB
C
464 lines
12 KiB
C
/*
|
||
* vim:ts=4:sw=4:expandtab
|
||
*
|
||
* i3 - an improved dynamic tiling window manager
|
||
* © 2009 Michael Stapelberg and contributors (see also: LICENSE)
|
||
*
|
||
* con.c: Functions which deal with containers directly (creating containers,
|
||
* searching containers, getting specific properties from containers,
|
||
* …).
|
||
*
|
||
*/
|
||
#pragma once
|
||
|
||
#include <config.h>
|
||
|
||
/**
|
||
* Create a new container (and attach it to the given parent, if not NULL).
|
||
* This function only initializes the data structures.
|
||
*
|
||
*/
|
||
Con *con_new_skeleton(Con *parent, i3Window *window);
|
||
|
||
/* A wrapper for con_new_skeleton, to retain the old con_new behaviour
|
||
*
|
||
*/
|
||
Con *con_new(Con *parent, i3Window *window);
|
||
|
||
/**
|
||
* Sets input focus to the given container. Will be updated in X11 in the next
|
||
* run of x_push_changes().
|
||
*
|
||
*/
|
||
void con_focus(Con *con);
|
||
|
||
/**
|
||
* Closes the given container.
|
||
*
|
||
*/
|
||
void con_close(Con *con, kill_window_t kill_window);
|
||
|
||
/**
|
||
* Returns true when this node is a leaf node (has no children)
|
||
*
|
||
*/
|
||
bool con_is_leaf(Con *con);
|
||
|
||
/**
|
||
* Returns true when this con is a leaf node with a managed X11 window (e.g.,
|
||
* excluding dock containers)
|
||
*/
|
||
bool con_has_managed_window(Con *con);
|
||
|
||
/**
|
||
* Returns true if a container should be considered split.
|
||
*
|
||
*/
|
||
bool con_is_split(Con *con);
|
||
|
||
/**
|
||
* This will only return true for containers which have some parent with
|
||
* a tabbed / stacked parent of which they are not the currently focused child.
|
||
*
|
||
*/
|
||
bool con_is_hidden(Con *con);
|
||
|
||
/**
|
||
* Returns whether the container or any of its children is sticky.
|
||
*
|
||
*/
|
||
bool con_is_sticky(Con *con);
|
||
|
||
/**
|
||
* Returns true if this node has regular or floating children.
|
||
*
|
||
*/
|
||
bool con_has_children(Con *con);
|
||
|
||
/**
|
||
* Returns true if this node accepts a window (if the node swallows windows,
|
||
* it might already have swallowed enough and cannot hold any more).
|
||
*
|
||
*/
|
||
bool con_accepts_window(Con *con);
|
||
|
||
/**
|
||
* Gets the output container (first container with CT_OUTPUT in hierarchy) this
|
||
* node is on.
|
||
*
|
||
*/
|
||
Con *con_get_output(Con *con);
|
||
|
||
/**
|
||
* Gets the workspace container this node is on.
|
||
*
|
||
*/
|
||
Con *con_get_workspace(Con *con);
|
||
|
||
/**
|
||
* Searches parenst of the given 'con' until it reaches one with the specified
|
||
* 'orientation'. Aborts when it comes across a floating_con.
|
||
*
|
||
*/
|
||
Con *con_parent_with_orientation(Con *con, orientation_t orientation);
|
||
|
||
/**
|
||
* Returns the first fullscreen node below this node.
|
||
*
|
||
*/
|
||
Con *con_get_fullscreen_con(Con *con, fullscreen_mode_t fullscreen_mode);
|
||
|
||
/**
|
||
* Returns true if the container is internal, such as __i3_scratch
|
||
*
|
||
*/
|
||
bool con_is_internal(Con *con);
|
||
|
||
/**
|
||
* Returns true if the node is floating.
|
||
*
|
||
*/
|
||
bool con_is_floating(Con *con);
|
||
|
||
/**
|
||
* Returns true if the container is a docked container.
|
||
*
|
||
*/
|
||
bool con_is_docked(Con *con);
|
||
|
||
/**
|
||
* Checks if the given container is either floating or inside some floating
|
||
* container. It returns the FLOATING_CON container.
|
||
*
|
||
*/
|
||
Con *con_inside_floating(Con *con);
|
||
|
||
/**
|
||
* Checks if the given container is inside a focused container.
|
||
*
|
||
*/
|
||
bool con_inside_focused(Con *con);
|
||
|
||
/**
|
||
* Returns the container with the given client window ID or NULL if no such
|
||
* container exists.
|
||
*
|
||
*/
|
||
Con *con_by_window_id(xcb_window_t window);
|
||
|
||
/**
|
||
* Returns the container with the given frame ID or NULL if no such container
|
||
* exists.
|
||
*
|
||
*/
|
||
Con *con_by_frame_id(xcb_window_t frame);
|
||
|
||
/**
|
||
* Returns the container with the given mark or NULL if no such container
|
||
* exists.
|
||
*
|
||
*/
|
||
Con *con_by_mark(const char *mark);
|
||
|
||
/**
|
||
* Returns true if and only if the given containers holds the mark.
|
||
*
|
||
*/
|
||
bool con_has_mark(Con *con, const char *mark);
|
||
|
||
/**
|
||
* Toggles the mark on a container.
|
||
* If the container already has this mark, the mark is removed.
|
||
* Otherwise, the mark is assigned to the container.
|
||
*
|
||
*/
|
||
void con_mark_toggle(Con *con, const char *mark, mark_mode_t mode);
|
||
|
||
/**
|
||
* Assigns a mark to the container.
|
||
*
|
||
*/
|
||
void con_mark(Con *con, const char *mark, mark_mode_t mode);
|
||
|
||
/*
|
||
* Removes marks from containers.
|
||
* If con is NULL, all containers are considered.
|
||
* If name is NULL, this removes all existing marks.
|
||
* Otherwise, it will only remove the given mark (if it is present).
|
||
*
|
||
*/
|
||
void con_unmark(Con *con, const char *name);
|
||
|
||
/**
|
||
* Returns the first container below 'con' which wants to swallow this window
|
||
* TODO: priority
|
||
*
|
||
*/
|
||
Con *con_for_window(Con *con, i3Window *window, Match **store_match);
|
||
|
||
/**
|
||
* Returns the number of children of this container.
|
||
*
|
||
*/
|
||
int con_num_children(Con *con);
|
||
|
||
/**
|
||
* Returns the number of visible non-floating children of this container.
|
||
* For example, if the container contains a hsplit which has two children,
|
||
* this will return 2 instead of 1.
|
||
*/
|
||
int con_num_visible_children(Con *con);
|
||
|
||
/**
|
||
* Count the number of windows (i.e., leaf containers).
|
||
*
|
||
*/
|
||
int con_num_windows(Con *con);
|
||
|
||
/**
|
||
* Attaches the given container to the given parent. This happens when moving
|
||
* a container or when inserting a new container at a specific place in the
|
||
* tree.
|
||
*
|
||
* ignore_focus is to just insert the Con at the end (useful when creating a
|
||
* new split container *around* some containers, that is, detaching and
|
||
* attaching them in order without wanting to mess with the focus in between).
|
||
*
|
||
*/
|
||
void con_attach(Con *con, Con *parent, bool ignore_focus);
|
||
|
||
/**
|
||
* Detaches the given container from its current parent
|
||
*
|
||
*/
|
||
void con_detach(Con *con);
|
||
|
||
/**
|
||
* Updates the percent attribute of the children of the given container. This
|
||
* function needs to be called when a window is added or removed from a
|
||
* container.
|
||
*
|
||
*/
|
||
void con_fix_percent(Con *con);
|
||
|
||
/**
|
||
* Toggles fullscreen mode for the given container. Fullscreen mode will not be
|
||
* entered when there already is a fullscreen container on this workspace.
|
||
*
|
||
*/
|
||
void con_toggle_fullscreen(Con *con, int fullscreen_mode);
|
||
|
||
/**
|
||
* Enables fullscreen mode for the given container, if necessary.
|
||
*
|
||
*/
|
||
void con_enable_fullscreen(Con *con, fullscreen_mode_t fullscreen_mode);
|
||
|
||
/**
|
||
* Disables fullscreen mode for the given container, if necessary.
|
||
*
|
||
*/
|
||
void con_disable_fullscreen(Con *con);
|
||
|
||
/**
|
||
* Moves the given container to the currently focused container on the given
|
||
* workspace.
|
||
*
|
||
* The fix_coordinates flag will translate the current coordinates (offset from
|
||
* the monitor position basically) to appropriate coordinates on the
|
||
* destination workspace.
|
||
* Not enabling this behaviour comes in handy when this function gets called by
|
||
* floating_maybe_reassign_ws, which will only "move" a floating window when it
|
||
* *already* changed its coordinates to a different output.
|
||
*
|
||
* The dont_warp flag disables pointer warping and will be set when this
|
||
* function is called while dragging a floating window.
|
||
*
|
||
* If ignore_focus is set, the container will be moved without modifying focus
|
||
* at all.
|
||
*
|
||
* TODO: is there a better place for this function?
|
||
*
|
||
*/
|
||
void con_move_to_workspace(Con *con, Con *workspace, bool fix_coordinates,
|
||
bool dont_warp, bool ignore_focus);
|
||
|
||
/**
|
||
* Moves the given container to the currently focused container on the
|
||
* visible workspace on the given output.
|
||
*
|
||
*/
|
||
void con_move_to_output(Con *con, Output *output);
|
||
|
||
/**
|
||
* Moves the given container to the given mark.
|
||
*
|
||
*/
|
||
bool con_move_to_mark(Con *con, const char *mark);
|
||
|
||
/**
|
||
* Returns the orientation of the given container (for stacked containers,
|
||
* vertical orientation is used regardless of the actual orientation of the
|
||
* container).
|
||
*
|
||
*/
|
||
orientation_t con_orientation(Con *con);
|
||
|
||
/**
|
||
* Returns the container which will be focused next when the given container
|
||
* is not available anymore. Called in tree_close_internal and con_move_to_workspace
|
||
* to properly restore focus.
|
||
*
|
||
*/
|
||
Con *con_next_focused(Con *con);
|
||
|
||
/**
|
||
* Get the next/previous container in the specified orientation. This may
|
||
* travel up until it finds a container with suitable orientation.
|
||
*
|
||
*/
|
||
Con *con_get_next(Con *con, char way, orientation_t orientation);
|
||
|
||
/**
|
||
* Returns the focused con inside this client, descending the tree as far as
|
||
* possible. This comes in handy when attaching a con to a workspace at the
|
||
* currently focused position, for example.
|
||
*
|
||
*/
|
||
Con *con_descend_focused(Con *con);
|
||
|
||
/**
|
||
* Returns the focused con inside this client, descending the tree as far as
|
||
* possible. This comes in handy when attaching a con to a workspace at the
|
||
* currently focused position, for example.
|
||
*
|
||
* Works like con_descend_focused but considers only tiling cons.
|
||
*
|
||
*/
|
||
Con *con_descend_tiling_focused(Con *con);
|
||
|
||
/*
|
||
* Returns the leftmost, rightmost, etc. container in sub-tree. For example, if
|
||
* direction is D_LEFT, then we return the rightmost container and if direction
|
||
* is D_RIGHT, we return the leftmost container. This is because if we are
|
||
* moving D_LEFT, and thus want the rightmost container.
|
||
*/
|
||
Con *con_descend_direction(Con *con, direction_t direction);
|
||
|
||
/**
|
||
* Returns a "relative" Rect which contains the amount of pixels that need to
|
||
* be added to the original Rect to get the final position (obviously the
|
||
* amount of pixels for normal, 1pixel and borderless are different).
|
||
*
|
||
*/
|
||
Rect con_border_style_rect(Con *con);
|
||
|
||
/**
|
||
* Returns adjacent borders of the window. We need this if hide_edge_borders is
|
||
* enabled.
|
||
*/
|
||
adjacent_t con_adjacent_borders(Con *con);
|
||
|
||
/**
|
||
* Use this function to get a container’s border style. This is important
|
||
* because when inside a stack, the border style is always BS_NORMAL.
|
||
* For tabbed mode, the same applies, with one exception: when the container is
|
||
* borderless and the only element in the tabbed container, the border is not
|
||
* rendered.
|
||
*
|
||
* For children of a CT_DOCKAREA, the border style is always none.
|
||
*
|
||
*/
|
||
int con_border_style(Con *con);
|
||
|
||
/**
|
||
* Sets the given border style on con, correctly keeping the position/size of a
|
||
* floating window.
|
||
*
|
||
*/
|
||
void con_set_border_style(Con *con, int border_style, int border_width);
|
||
|
||
/**
|
||
* This function changes the layout of a given container. Use it to handle
|
||
* special cases like changing a whole workspace to stacked/tabbed (creates a
|
||
* new split container before).
|
||
*
|
||
*/
|
||
void con_set_layout(Con *con, layout_t layout);
|
||
|
||
/**
|
||
* This function toggles the layout of a given container. toggle_mode can be
|
||
* either 'default' (toggle only between stacked/tabbed/last_split_layout),
|
||
* 'split' (toggle only between splitv/splith) or 'all' (toggle between all
|
||
* layouts).
|
||
*
|
||
*/
|
||
void con_toggle_layout(Con *con, const char *toggle_mode);
|
||
|
||
/**
|
||
* Determines the minimum size of the given con by looking at its children (for
|
||
* split/stacked/tabbed cons). Will be called when resizing floating cons
|
||
*
|
||
*/
|
||
Rect con_minimum_size(Con *con);
|
||
|
||
/**
|
||
* Returns true if changing the focus to con would be allowed considering
|
||
* the fullscreen focus constraints. Specifically, if a fullscreen container or
|
||
* any of its descendants is focused, this function returns true if and only if
|
||
* focusing con would mean that focus would still be visible on screen, i.e.,
|
||
* the newly focused container would not be obscured by a fullscreen container.
|
||
*
|
||
* In the simplest case, if a fullscreen container or any of its descendants is
|
||
* fullscreen, this functions returns true if con is the fullscreen container
|
||
* itself or any of its descendants, as this means focus wouldn't escape the
|
||
* boundaries of the fullscreen container.
|
||
*
|
||
* In case the fullscreen container is of type CF_OUTPUT, this function returns
|
||
* true if con is on a different workspace, as focus wouldn't be obscured by
|
||
* the fullscreen container that is constrained to a different workspace.
|
||
*
|
||
* Note that this same logic can be applied to moving containers. If a
|
||
* container can be focused under the fullscreen focus constraints, it can also
|
||
* become a parent or sibling to the currently focused container.
|
||
*
|
||
*/
|
||
bool con_fullscreen_permits_focusing(Con *con);
|
||
|
||
/**
|
||
* Checks if the given container has an urgent child.
|
||
*
|
||
*/
|
||
bool con_has_urgent_child(Con *con);
|
||
|
||
/**
|
||
* Make all parent containers urgent if con is urgent or clear the urgent flag
|
||
* of all parent containers if there are no more urgent children left.
|
||
*
|
||
*/
|
||
void con_update_parents_urgency(Con *con);
|
||
|
||
/**
|
||
* Set urgency flag to the container, all the parent containers and the workspace.
|
||
*
|
||
*/
|
||
void con_set_urgency(Con *con, bool urgent);
|
||
|
||
/**
|
||
* Create a string representing the subtree under con.
|
||
*
|
||
*/
|
||
char *con_get_tree_representation(Con *con);
|
||
|
||
/**
|
||
* force parent split containers to be redrawn
|
||
*
|
||
*/
|
||
void con_force_split_parents_redraw(Con *con);
|
||
|
||
/**
|
||
* Returns the window title considering the current title format.
|
||
*
|
||
*/
|
||
i3String *con_parse_title_format(Con *con);
|