gri3-wm/include/handlers.h

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/*
* vim:ts=8:expandtab
*
* i3 - an improved dynamic tiling window manager
*
* (c) 2009 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
*/
#ifndef _HANDLERS_H
#define _HANDLERS_H
/**
* Due to bindings like Mode_switch + <a>, we need to bind some keys in
* XCB_GRAB_MODE_SYNC. Therefore, we just replay all key presses.
*
*/
int handle_key_release(void *ignored, xcb_connection_t *conn,
xcb_key_release_event_t *event);
/**
* There was a key press. We compare this key code with our bindings table and
* pass the bound action to parse_command().
*
*/
int handle_key_press(void *ignored, xcb_connection_t *conn,
xcb_key_press_event_t *event);
/**
* When the user moves the mouse pointer onto a window, this callback gets
* called.
*
*/
int handle_enter_notify(void *ignored, xcb_connection_t *conn,
xcb_enter_notify_event_t *event);
/**
* When the user moves the mouse but does not change the active window
* (e.g. when having no windows opened but moving mouse on the root screen
* and crossing virtual screen boundaries), this callback gets called.
*
*/
int handle_motion_notify(void *ignored, xcb_connection_t *conn,
xcb_motion_notify_event_t *event);
/**
* Called when the keyboard mapping changes (for example by using Xmodmap),
* we need to update our key bindings then (re-translate symbols).
*
*/
int handle_mapping_notify(void *ignored, xcb_connection_t *conn,
xcb_mapping_notify_event_t *event);
/**
* Checks if the button press was on a stack window, handles focus setting and
* returns true if so, or false otherwise.
*
*/
int handle_button_press(void *ignored, xcb_connection_t *conn,
xcb_button_press_event_t *event);
/**
* A new window appeared on the screen (=was mapped), so lets manage it.
*
*/
int handle_map_request(void *prophs, xcb_connection_t *conn,
xcb_map_request_event_t *event);
/**
* Configuration notifies are only handled because we need to set up ignore
* for the following enter notify events
*
*/
int handle_configure_event(void *prophs, xcb_connection_t *conn, xcb_configure_notify_event_t *event);
/**
* Configure requests are received when the application wants to resize
* windows on their own.
*
* We generate a synthethic configure notify event to signalize the client its
* "new" position.
*
*/
int handle_configure_request(void *prophs, xcb_connection_t *conn,
xcb_configure_request_event_t *event);
/**
* Our window decorations were unmapped. That means, the window will be killed
* now, so we better clean up before.
*
*/
int handle_unmap_notify_event(void *data, xcb_connection_t *conn, xcb_unmap_notify_event_t *event);
/**
* Called when a window changes its title
*
*/
int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom,
xcb_get_property_reply_t *prop);
/**
* We handle legacy window names (titles) which are in COMPOUND_TEXT
* encoding. However, we just pass them along, so when containing non-ASCII
* characters, those will be rendering incorrectly. In order to correctly
* render unicode window titles in i3, an application has to set _NET_WM_NAME,
* which is in UTF-8 encoding.
*
* On every update, a message is put out to the user, so he may improve the
* situation and update applications which display filenames in their title to
* correctly use _NET_WM_NAME and therefore support unicode.
*
*/
int handle_windowname_change_legacy(void *data, xcb_connection_t *conn,
uint8_t state, xcb_window_t window,
xcb_atom_t atom, xcb_get_property_reply_t
*prop);
/**
* Store the window classes for jumping to them later.
*
*/
int handle_windowclass_change(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom,
xcb_get_property_reply_t *prop);
/**
* Expose event means we should redraw our windows (= title bar)
*
*/
int handle_expose_event(void *data, xcb_connection_t *conn,
xcb_expose_event_t *event);
/**
* Handle client messages (EWMH)
*
*/
int handle_client_message(void *data, xcb_connection_t *conn,
xcb_client_message_event_t *event);
/**
* Handles _NET_WM_WINDOW_TYPE changes
*
*/
int handle_window_type(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom,
xcb_get_property_reply_t *property);
/**
* Handles the size hints set by a window, but currently only the part
* necessary for displaying clients proportionally inside their frames
* (mplayer for example)
*
* See ICCCM 4.1.2.3 for more details
*
*/
int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t name,
xcb_get_property_reply_t *reply);
/**
* Handles the WM_HINTS property for extracting the urgency state of the window.
*
*/
int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
xcb_atom_t name, xcb_get_property_reply_t *reply);
/**
* Handles the transient for hints set by a window, signalizing that this
* window is a popup window for some other window.
*
* See ICCCM 4.1.2.6 for more details
*
*/
int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t name,
xcb_get_property_reply_t *reply);
/**
* Handles changes of the WM_CLIENT_LEADER atom which specifies if this is a
* toolwindow (or similar) and to which window it belongs (logical parent).
*
*/
int handle_clientleader_change(void *data, xcb_connection_t *conn,
uint8_t state, xcb_window_t window,
xcb_atom_t name, xcb_get_property_reply_t *prop);
#endif