gri3-wm/include/con.h

252 lines
6.9 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

/*
* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
* © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
*
* con.c: Functions which deal with containers directly (creating containers,
* searching containers, getting specific properties from containers,
* …).
*
*/
#ifndef _CON_H
#define _CON_H
/**
* Create a new container (and attach it to the given parent, if not NULL).
* This function initializes the data structures and creates the appropriate
* X11 IDs using x_con_init().
*
*/
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);
/**
* Returns true when this node is a leaf node (has no children)
*
*/
bool con_is_leaf(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, int fullscreen_mode);
/**
* Returns true if the node is floating.
*
*/
bool con_is_floating(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 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);
/**
* 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);
/**
* 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.
*
* TODO: is there a better place for this function?
*
*/
void con_move_to_workspace(Con *con, Con *workspace, bool fix_coordinates, bool dont_warp);
/**
* Returns the orientation of the given container (for stacked containers,
* vertical orientation is used regardless of the actual orientation of the
* container).
*
*/
int con_orientation(Con *con);
/**
* Returns the container which will be focused next when the given container
* is not available anymore. Called in tree_close 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);
/**
* Use this function to get a containers 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);
/**
* 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, int layout);
/**
* 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);
#endif