206 lines
6.2 KiB
C
206 lines
6.2 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 Michael Stapelberg and contributors (see also: LICENSE)
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*
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* floating.c: Floating windows.
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*
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*/
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#pragma once
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#include "tree.h"
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/** Callback for dragging */
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typedef void (*callback_t)(Con *, Rect *, uint32_t, uint32_t, const void *);
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/** Macro to create a callback function for dragging */
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#define DRAGGING_CB(name) \
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static void name(Con *con, Rect *old_rect, uint32_t new_x, \
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uint32_t new_y, const void *extra)
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/** On which border was the dragging initiated? */
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typedef enum { BORDER_LEFT = (1 << 0),
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BORDER_RIGHT = (1 << 1),
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BORDER_TOP = (1 << 2),
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BORDER_BOTTOM = (1 << 3) } border_t;
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/**
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* Enables floating mode for the given container by detaching it from its
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* parent, creating a new container around it and storing this container in the
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* floating_windows list of the workspace.
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*
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*/
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void floating_enable(Con *con, bool automatic);
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/**
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* Disables floating mode for the given container by re-attaching the container
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* to its old parent.
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*
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*/
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void floating_disable(Con *con, bool automatic);
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/**
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* Calls floating_enable() for tiling containers and floating_disable() for
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* floating containers.
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*
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* If the automatic flag is set to true, this was an automatic update by a
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* change of the window class from the application which can be overwritten by
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* the user.
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*
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*/
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void toggle_floating_mode(Con *con, bool automatic);
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/**
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* Raises the given container in the list of floating containers
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*
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*/
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void floating_raise_con(Con *con);
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/**
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* Checks if con’s coordinates are within its workspace and re-assigns it to
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* the actual workspace if not.
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*
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*/
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bool floating_maybe_reassign_ws(Con *con);
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/**
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* Centers a floating con above the specified rect.
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*
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*/
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void floating_center(Con *con, Rect rect);
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/**
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* Moves the given floating con to the current pointer position.
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*
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*/
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void floating_move_to_pointer(Con *con);
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#if 0
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/**
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* Removes the floating client from its workspace and attaches it to the new
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* workspace. This is centralized here because it may happen if you move it
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* via keyboard and if you move it using your mouse.
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*
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*/
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void floating_assign_to_workspace(Client *client, Workspace *new_workspace);
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/**
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* Called whenever the user clicks on a border (not the titlebar!) of a
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* floating window. Determines on which border the user clicked and launches
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* the drag_pointer function with the resize_callback.
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*
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*/
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int floating_border_click(xcb_connection_t *conn, Client *client,
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xcb_button_press_event_t *event);
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#endif
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/**
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* Called when the user clicked on the titlebar of a floating window.
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* Calls the drag_pointer function with the drag_window callback
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*
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*/
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void floating_drag_window(Con *con, const xcb_button_press_event_t *event);
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/**
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* Called when the user clicked on a floating window while holding the
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* floating_modifier and the right mouse button.
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* Calls the drag_pointer function with the resize_window callback
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*
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*/
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void floating_resize_window(Con *con, const bool proportional, const xcb_button_press_event_t *event);
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/**
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* Called when a floating window is created or resized.
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* This function resizes the window if its size is higher or lower than the
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* configured maximum/minimum size, respectively.
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*
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*/
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void floating_check_size(Con *floating_con);
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#if 0
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/**
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* Changes focus in the given direction for floating clients.
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*
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* Changing to the left/right means going to the previous/next floating client,
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* changing to top/bottom means cycling through the Z-index.
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*
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*/
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void floating_focus_direction(xcb_connection_t *conn, Client *currently_focused,
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direction_t direction);
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/**
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* Moves the client 10px to the specified direction.
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*
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*/
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void floating_move(xcb_connection_t *conn, Client *currently_focused,
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direction_t direction);
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/**
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* Hides all floating clients (or show them if they are currently hidden) on
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* the specified workspace.
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*
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*/
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void floating_toggle_hide(xcb_connection_t *conn, Workspace *workspace);
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#endif
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/**
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* This is the return value of a drag operation like drag_pointer.
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*
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* DRAGGING will indicate the drag action is still in progress and can be
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* continued or resolved.
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*
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* DRAG_SUCCESS will indicate the intention of the drag action should be
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* carried out.
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*
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* DRAG_REVERT will indicate an attempt should be made to restore the state of
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* the involved windows to their condition before the drag.
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*
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* DRAG_ABORT will indicate that the intention of the drag action cannot be
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* carried out (e.g. because the window has been unmapped).
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*
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*/
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typedef enum {
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DRAGGING = 0,
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DRAG_SUCCESS,
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DRAG_REVERT,
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DRAG_ABORT
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} drag_result_t;
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/**
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* This function grabs your pointer and keyboard and lets you drag stuff around
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* (borders). Every time you move your mouse, an XCB_MOTION_NOTIFY event will
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* be received and the given callback will be called with the parameters
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* specified (client, border on which the click originally was), the original
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* rect of the client, the event and the new coordinates (x, y).
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*
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*/
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drag_result_t drag_pointer(Con *con, const xcb_button_press_event_t *event,
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xcb_window_t confine_to, border_t border, int cursor,
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callback_t callback, const void *extra);
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/**
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* Repositions the CT_FLOATING_CON to have the coordinates specified by
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* newrect, but only if the coordinates are not out-of-bounds. Also reassigns
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* the floating con to a different workspace if this move was across different
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* outputs.
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*
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*/
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void floating_reposition(Con *con, Rect newrect);
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/**
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* Sets size of the CT_FLOATING_CON to specified dimensions. Might limit the
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* actual size with regard to size constraints taken from user settings.
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* Additionally, the dimensions may be upscaled until they're divisible by the
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* window's size hints.
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*
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*/
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void floating_resize(Con *floating_con, int x, int y);
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/**
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* Fixes the coordinates of the floating window whenever the window gets
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* reassigned to a different output (or when the output’s rect changes).
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*
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*/
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void floating_fix_coordinates(Con *con, Rect *old_rect, Rect *new_rect);
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