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awesome/client.c

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/*
* client.c - client management
*
* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <stdio.h>
#include <xcb/xcb.h>
#include <xcb/xcb_atom.h>
#include "image.h"
#include "client.h"
#include "tag.h"
#include "window.h"
#include "ewmh.h"
#include "widget.h"
#include "screen.h"
#include "titlebar.h"
#include "luaa.h"
#include "mouse.h"
#include "systray.h"
#include "wibox.h"
#include "property.h"
#include "layouts/floating.h"
#include "common/markup.h"
#include "common/atoms.h"
extern awesome_t globalconf;
/** Create a new client userdata.
* \param L The Lua VM state.
* \param p A client pointer.
* \param The number of elements pushed on the stack.
*/
int
luaA_client_userdata_new(lua_State *L, client_t *p)
{
client_t **pp = lua_newuserdata(L, sizeof(client_t *));
*pp = p;
client_ref(pp);
return luaA_settype(L, "client");
}
DO_LUA_EQ(client_t, client, "client")
DO_LUA_GC(client_t, client, "client", client_unref)
/** Load windows properties, restoring client's tag
* and floating state before awesome was restarted if any.
* \param c A client pointer.
* \param screen A virtual screen.
* \return True if client had property, false otherwise.
*/
static bool
client_loadprops(client_t * c, screen_t *screen)
{
ssize_t len;
tag_array_t *tags = &screen->tags;
char *prop = NULL;
xcb_get_property_cookie_t floating_q, fullscreen_q;
xcb_get_property_reply_t *reply;
void *data;
if(!xutil_text_prop_get(globalconf.connection, c->win, _AWESOME_TAGS,
&prop, &len))
return false;
/* Send the GetProperty requests which will be processed later */
floating_q = xcb_get_property_unchecked(globalconf.connection, false, c->win,
_AWESOME_FLOATING, CARDINAL, 0, 1);
fullscreen_q = xcb_get_property_unchecked(globalconf.connection, false, c->win,
_AWESOME_FULLSCREEN, CARDINAL, 0, 1);
/* ignore property if the tag count isn't matching */
if(len == tags->len)
for(int i = 0; i < tags->len; i++)
if(prop[i] == '1')
tag_client(c, tags->tab[i]);
else
untag_client(c, tags->tab[i]);
p_delete(&prop);
/* check for floating */
reply = xcb_get_property_reply(globalconf.connection, floating_q, NULL);
if(reply && reply->value_len && (data = xcb_get_property_value(reply)))
client_setfloating(c, *(bool *) data);
p_delete(&reply);
/* check for fullscreen */
reply = xcb_get_property_reply(globalconf.connection, fullscreen_q, NULL);
if(reply && reply->value_len && (data = xcb_get_property_value(reply)))
client_setfullscreen(c, *(bool *) data);
p_delete(&reply);
return true;
}
/** Check if client supports protocol a protocole in WM_PROTOCOL.
* \param win The window.
* \return True if client has the atom in protocol, false otherwise.
*/
static bool
window_hasproto(xcb_window_t win, xcb_atom_t atom)
{
uint32_t i;
xcb_get_wm_protocols_reply_t protocols;
bool ret = false;
if(xcb_get_wm_protocols_reply(globalconf.connection,
xcb_get_wm_protocols_unchecked(globalconf.connection,
win, WM_PROTOCOLS),
&protocols, NULL))
{
for(i = 0; !ret && i < protocols.atoms_len; i++)
if(protocols.atoms[i] == atom)
ret = true;
xcb_get_wm_protocols_reply_wipe(&protocols);
}
return ret;
}
/** Returns true if a client is tagged
* with one of the tags of the specified screen.
* \param c The client to check.
* \param screen Virtual screen number.
* \return true if the client is visible, false otherwise.
*/
bool
client_maybevisible(client_t *c, int screen)
{
if(c->screen == screen)
{
if(c->issticky || c->type == WINDOW_TYPE_DESKTOP)
return true;
tag_array_t *tags = &globalconf.screens[screen].tags;
for(int i = 0; i < tags->len; i++)
if(tags->tab[i]->selected && is_client_tagged(c, tags->tab[i]))
return true;
}
return false;
}
/** Get a client by its window.
* \param w The client window to find.
* \return A client pointer if found, NULL otherwise.
*/
client_t *
client_getbywin(xcb_window_t w)
{
client_t *c;
for(c = globalconf.clients; c && c->win != w; c = c->next);
return c;
}
/** Unfocus a client.
* \param c The client.
*/
static void
client_unfocus(client_t *c)
{
globalconf.screens[c->phys_screen].client_focus = NULL;
/* Call hook */
luaA_client_userdata_new(globalconf.L, c);
luaA_dofunction(globalconf.L, globalconf.hooks.unfocus, 1, 0);
ewmh_update_net_active_window(c->phys_screen);
}
/** Ban client and unmap it.
* \param c The client.
*/
void
client_ban(client_t *c)
{
if(globalconf.screen_focus->client_focus == c)
client_unfocus(c);
xcb_unmap_window(globalconf.connection, c->win);
if(c->ishidden)
window_state_set(c->win, XCB_WM_STATE_ICONIC);
else
window_state_set(c->win, XCB_WM_STATE_WITHDRAWN);
if(c->titlebar)
xcb_unmap_window(globalconf.connection, c->titlebar->sw.window);
}
/** Give focus to client, or to first client if client is NULL.
* \param c The client or NULL.
* \return True if a window (even root) has received focus, false otherwise.
*/
static void
client_focus(client_t *c)
{
if(!client_maybevisible(c, c->screen) || c->nofocus)
return;
/* unfocus current selected client */
if(globalconf.screen_focus->client_focus
&& c != globalconf.screen_focus->client_focus)
client_unfocus(globalconf.screen_focus->client_focus);
/* stop hiding c */
c->ishidden = false;
client_setminimized(c, false);
/* unban the client before focusing or it will fail */
client_unban(c);
globalconf.screen_focus = &globalconf.screens[c->phys_screen];
globalconf.screen_focus->client_focus = c;
xcb_set_input_focus(globalconf.connection, XCB_INPUT_FOCUS_POINTER_ROOT,
c->win, XCB_CURRENT_TIME);
/* Some layouts use focused client differently, so call them back.
* And anyway, we have maybe unhidden */
client_need_arrange(c);
/* execute hook */
luaA_client_userdata_new(globalconf.L, globalconf.screen_focus->client_focus);
luaA_dofunction(globalconf.L, globalconf.hooks.focus, 1, 0);
ewmh_update_net_active_window(c->phys_screen);
}
/** Stack a window below.
* \param c The client.
* \param previous The previous window on the stack.
* \param return The next-previous!
*/
static xcb_window_t
client_stack_below(client_t *c, xcb_window_t previous)
{
uint32_t config_win_vals[2];
config_win_vals[0] = previous;
config_win_vals[1] = XCB_STACK_MODE_BELOW;
if(c->titlebar)
{
xcb_configure_window(globalconf.connection,
c->titlebar->sw.window,
XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE,
config_win_vals);
config_win_vals[0] = c->titlebar->sw.window;
}
xcb_configure_window(globalconf.connection, c->win,
XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE,
config_win_vals);
config_win_vals[0] = c->win;
return c->win;
}
/** Get the real layer of a client according to its attribute (fullscreen, …)
* \param c The client.
* \return The real layer.
*/
static layer_t
client_layer_translator(client_t *c)
{
if(c->isontop)
return LAYER_ONTOP;
else if(c->ismodal)
return LAYER_MODAL;
else if(c->isfullscreen)
return LAYER_FULLSCREEN;
else if(c->isabove)
return LAYER_ABOVE;
else if(c->isfloating)
return LAYER_FLOAT;
switch(c->type)
{
case WINDOW_TYPE_DOCK:
return LAYER_ABOVE;
case WINDOW_TYPE_SPLASH:
case WINDOW_TYPE_DIALOG:
return LAYER_MODAL;
case WINDOW_TYPE_DESKTOP:
return LAYER_DESKTOP;
default:
return LAYER_TILE;
}
}
/** Restack clients.
* \todo It might be worth stopping to restack everyone and only stack `c'
* relatively to the first matching in the list.
*/
void
client_stack()
{
uint32_t config_win_vals[2];
client_node_t *node;
layer_t layer;
int screen;
config_win_vals[0] = XCB_NONE;
config_win_vals[1] = XCB_STACK_MODE_BELOW;
/* first stack modal and fullscreen windows */
for(layer = LAYER_OUTOFSPACE - 1; layer >= LAYER_FULLSCREEN; layer--)
for(node = globalconf.stack; node; node = node->next)
if(client_layer_translator(node->client) == layer)
config_win_vals[0] = client_stack_below(node->client, config_win_vals[0]);
/* then stack ontop wibox window */
for(screen = 0; screen < globalconf.nscreen; screen++)
for(int i = 0; i < globalconf.screens[screen].wiboxes.len; i++)
{
wibox_t *sb = globalconf.screens[screen].wiboxes.tab[i];
if(sb->ontop)
{
xcb_configure_window(globalconf.connection,
sb->sw.window,
XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE,
config_win_vals);
config_win_vals[0] = sb->sw.window;
}
}
/* finally stack everything else */
for(layer = LAYER_FULLSCREEN - 1; layer >= LAYER_TILE; layer--)
for(node = globalconf.stack; node; node = node->next)
if(client_layer_translator(node->client) == layer)
config_win_vals[0] = client_stack_below(node->client, config_win_vals[0]);
/* then stack not ontop wibox window */
for(screen = 0; screen < globalconf.nscreen; screen++)
for(int i = 0; i < globalconf.screens[screen].wiboxes.len; i++)
{
wibox_t *sb = globalconf.screens[screen].wiboxes.tab[i];
if(!sb->ontop)
{
xcb_configure_window(globalconf.connection,
sb->sw.window,
XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE,
config_win_vals);
config_win_vals[0] = sb->sw.window;
}
}
/* finally stack everything else */
for(layer = LAYER_TILE - 1; layer >= LAYER_DESKTOP; layer--)
for(node = globalconf.stack; node; node = node->next)
if(client_layer_translator(node->client) == layer)
config_win_vals[0] = client_stack_below(node->client, config_win_vals[0]);
}
/** Manage a new client.
* \param w The window.
* \param wgeom Window geometry.
* \param phys_screen Physical screen number.
* \param screen Virtual screen number where to manage client.
*/
void
client_manage(xcb_window_t w, xcb_get_geometry_reply_t *wgeom, int phys_screen, int screen)
{
xcb_get_property_cookie_t ewmh_icon_cookie;
client_t *c;
image_t *icon;
const uint32_t select_input_val[] =
{
XCB_EVENT_MASK_STRUCTURE_NOTIFY
| XCB_EVENT_MASK_PROPERTY_CHANGE
| XCB_EVENT_MASK_ENTER_WINDOW
};
/* Send request to get NET_WM_ICON property as soon as possible... */
ewmh_icon_cookie = ewmh_window_icon_get_unchecked(w);
xcb_change_window_attributes(globalconf.connection, w, XCB_CW_EVENT_MASK, select_input_val);
if(systray_iskdedockapp(w))
{
systray_request_handle(w, phys_screen, NULL);
return;
}
c = p_new(client_t, 1);
c->screen = screen_getbycoord(screen, wgeom->x, wgeom->y);
c->phys_screen = phys_screen;
/* Initial values */
c->win = w;
c->geometry.x = c->f_geometry.x = c->m_geometry.x = wgeom->x;
c->geometry.y = c->f_geometry.y = c->m_geometry.y = wgeom->y;
c->geometry.width = c->f_geometry.width = c->m_geometry.width = wgeom->width;
c->geometry.height = c->f_geometry.height = c->m_geometry.height = wgeom->height;
client_setborder(c, wgeom->border_width);
if((icon = ewmh_window_icon_get_reply(ewmh_icon_cookie)))
c->icon = image_ref(&icon);
/* we honor size hints by default */
c->honorsizehints = true;
/* update hints */
property_update_wm_normal_hints(c, NULL);
property_update_wm_hints(c, NULL);
property_update_wm_transient_for(c, NULL);
if(c->transient_for)
screen = c->transient_for->screen;
/* Try to load props if any */
client_loadprops(c, &globalconf.screens[screen]);
/* move client to screen, but do not tag it for now */
screen_client_moveto(c, screen, false, true);
/* Then check clients hints */
ewmh_client_check_hints(c);
/* Check if client has been tagged by loading props, or maybe with its
* hints.
* If not, we tag it with current selected ones.
* This could be done on Lua side, but it's a sane behaviour. */
if(!c->issticky)
{
int i;
tag_array_t *tags = &globalconf.screens[screen].tags;
for(i = 0; i < tags->len; i++)
if(is_client_tagged(c, tags->tab[i]))
break;
/* if no tag, set current selected */
if(i == tags->len)
for(i = 0; i < tags->len; i++)
if(tags->tab[i]->selected)
tag_client(c, tags->tab[i]);
}
/* Push client in client list */
client_list_push(&globalconf.clients, client_ref(&c));
/* Push client in stack */
client_raise(c);
/* update window title */
property_update_wm_name(c);
property_update_wm_icon_name(c);
/* update strut */
ewmh_client_strut_update(c, NULL);
ewmh_update_net_client_list(c->phys_screen);
/* Call hook to notify list change */
luaA_dofunction(globalconf.L, globalconf.hooks.clients, 0, 0);
/* call hook */
luaA_client_userdata_new(globalconf.L, c);
luaA_dofunction(globalconf.L, globalconf.hooks.manage, 1, 0);
}
/** Compute client geometry with respect to its geometry hints.
* \param c The client.
* \param geometry The geometry that the client might receive.
* \return The geometry the client must take respecting its hints.
*/
area_t
client_geometry_hints(client_t *c, area_t geometry)
{
double dx, dy, max, min, ratio;
if(c->minay > 0 && c->maxay > 0 && (geometry.height - c->baseh) > 0
&& (geometry.width - c->basew) > 0)
{
dx = (double) (geometry.width - c->basew);
dy = (double) (geometry.height - c->baseh);
min = (double) (c->minax) / (double) (c->minay);
max = (double) (c->maxax) / (double) (c->maxay);
ratio = dx / dy;
if(max > 0 && min > 0 && ratio > 0)
{
if(ratio < min)
{
dy = (dx * min + dy) / (min * min + 1);
dx = dy * min;
geometry.width = (int) dx + c->basew;
geometry.height = (int) dy + c->baseh;
}
else if(ratio > max)
{
dy = (dx * min + dy) / (max * max + 1);
dx = dy * min;
geometry.width = (int) dx + c->basew;
geometry.height = (int) dy + c->baseh;
}
}
}
if(c->minw && geometry.width < c->minw)
geometry.width = c->minw;
if(c->minh && geometry.height < c->minh)
geometry.height = c->minh;
if(c->maxw && geometry.width > c->maxw)
geometry.width = c->maxw;
if(c->maxh && geometry.height > c->maxh)
geometry.height = c->maxh;
if(c->incw)
geometry.width -= (geometry.width - c->basew) % c->incw;
if(c->inch)
geometry.height -= (geometry.height - c->baseh) % c->inch;
return geometry;
}
/** Resize client window.
* \param c Client to resize.
* \param geometry New window geometry.
* \param hints Use size hints.
*/
void
client_resize(client_t *c, area_t geometry, bool hints)
{
int new_screen;
area_t area;
layout_t *layout = layout_get_current(c->screen);
bool fixed;
/* Values to configure a window is an array where values are
* stored according to 'value_mask' */
uint32_t values[5];
if(c->titlebar && !c->ismoving && !client_isfloating(c) && layout != layout_floating)
geometry = titlebar_geometry_remove(c->titlebar, c->border, geometry);
if(hints)
geometry = client_geometry_hints(c, geometry);
if(geometry.width <= 0 || geometry.height <= 0)
return;
/* offscreen appearance fixes */
area = display_area_get(c->phys_screen, NULL,
&globalconf.screens[c->screen].padding);
fixed = client_isfixed(c);
if(geometry.x > area.width)
geometry.x = area.width - geometry.width - 2 * c->border;
if(geometry.y > area.height)
geometry.y = area.height - geometry.height - 2 * c->border;
if(geometry.x + geometry.width + 2 * c->border < 0)
geometry.x = 0;
if(geometry.y + geometry.height + 2 * c->border < 0)
geometry.y = 0;
/* fixed windows can only change their x,y */
if((fixed && (c->geometry.x != geometry.x || c->geometry.y != geometry.y))
|| (!fixed && (c->geometry.x != geometry.x
|| c->geometry.y != geometry.y
|| c->geometry.width != geometry.width
|| c->geometry.height != geometry.height)))
{
new_screen = screen_getbycoord(c->screen, geometry.x, geometry.y);
c->geometry.x = values[0] = geometry.x;
c->geometry.width = values[2] = geometry.width;
c->geometry.y = values[1] = geometry.y;
c->geometry.height = values[3] = geometry.height;
values[4] = c->border;
/* save the floating geometry if the window is floating but not
* maximized */
if(c->ismoving || client_isfloating(c)
|| layout_get_current(new_screen) == layout_floating)
if(!c->isfullscreen)
c->f_geometry = geometry;
titlebar_update_geometry_floating(c);
xcb_configure_window(globalconf.connection, c->win,
XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y |
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT |
XCB_CONFIG_WINDOW_BORDER_WIDTH,
values);
window_configure(c->win, geometry, c->border);
if(c->screen != new_screen)
screen_client_moveto(c, new_screen, true, false);
/* execute hook */
hooks_property(c, "geometry");
}
}
/** Set a clinet floating.
* \param c The client.
* \param floating Set floating, or not.
* \param layer Layer to put the floating window onto.
*/
void
client_setfloating(client_t *c, bool floating)
{
if(c->isfloating != floating
&& (c->type == WINDOW_TYPE_NORMAL))
{
if((c->isfloating = floating))
if(!c->isfullscreen)
client_resize(c, c->f_geometry, false);
client_need_arrange(c);
client_stack();
xcb_change_property(globalconf.connection,
XCB_PROP_MODE_REPLACE,
c->win, _AWESOME_FLOATING, CARDINAL, 8, 1,
&c->isfloating);
/* execute hook */
hooks_property(c, "floating");
}
}
/** Set a client minimized, or not.
* \param c The client.
* \param s Set or not the client minimized.
*/
void
client_setminimized(client_t *c, bool s)
{
if(c->isminimized != s)
{
client_need_arrange(c);
c->isminimized = s;
client_need_arrange(c);
ewmh_client_update_hints(c);
/* execute hook */
hooks_property(c, "minimized");
}
}
/** Set a client sticky, or not.
* \param c The client.
* \param s Set or not the client sticky.
*/
void
client_setsticky(client_t *c, bool s)
{
if(c->issticky != s)
{
client_need_arrange(c);
c->issticky = s;
client_need_arrange(c);
ewmh_client_update_hints(c);
hooks_property(c, "sticky");
}
}
/** Set a client fullscreen, or not.
* \param c The client.
* \param s Set or not the client fullscreen.
*/
void
client_setfullscreen(client_t *c, bool s)
{
if(c->isfullscreen != s)
{
area_t geometry;
/* become fullscreen! */
if((c->isfullscreen = s))
{
geometry = screen_area_get(c->screen, NULL, &globalconf.screens[c->screen].padding, false);
c->m_geometry = c->geometry;
c->oldborder = c->border;
client_setborder(c, 0);
}
else
{
geometry = c->m_geometry;
client_setborder(c, c->oldborder);
client_resize(c, c->m_geometry, false);
}
client_resize(c, geometry, false);
client_need_arrange(c);
client_stack();
xcb_change_property(globalconf.connection,
XCB_PROP_MODE_REPLACE,
c->win, _AWESOME_FULLSCREEN, CARDINAL, 8, 1,
&c->isfullscreen);
ewmh_client_update_hints(c);
hooks_property(c, "fullscreen");
}
}
/** Set a client above, or not.
* \param c The client.
* \param s Set or not the client above.
*/
void
client_setabove(client_t *c, bool s)
{
if(c->isabove != s)
{
c->isabove = s;
client_stack();
ewmh_client_update_hints(c);
/* execute hook */
hooks_property(c, "above");
}
}
/** Set a client below, or not.
* \param c The client.
* \param s Set or not the client below.
*/
void
client_setbelow(client_t *c, bool s)
{
if(c->isbelow != s)
{
c->isbelow = s;
client_stack();
ewmh_client_update_hints(c);
/* execute hook */
hooks_property(c, "below");
}
}
/** Set a client modal, or not.
* \param c The client.
* \param s Set or not the client moda.
*/
void
client_setmodal(client_t *c, bool s)
{
if(c->ismodal != s)
{
c->ismodal = s;
client_stack();
ewmh_client_update_hints(c);
/* execute hook */
hooks_property(c, "modal");
}
}
/** Set a client ontop, or not.
* \param c The client.
* \param s Set or not the client moda.
*/
void
client_setontop(client_t *c, bool s)
{
if(c->isontop != s)
{
c->isontop = s;
client_stack();
/* execute hook */
hooks_property(c, "ontop");
}
}
/** Save client properties as an X property.
* \param c The client.
*/
void
client_saveprops_tags(client_t *c)
{
tag_array_t *tags = &globalconf.screens[c->screen].tags;
unsigned char *prop = p_alloca(unsigned char, tags->len + 1);
int i;
for(i = 0; i < tags->len; i++)
prop[i] = is_client_tagged(c, tags->tab[i]) ? '1' : '0';
xcb_change_property(globalconf.connection, XCB_PROP_MODE_REPLACE, c->win, _AWESOME_TAGS, STRING, 8, i, prop);
}
/** Unban a client.
* \param c The client.
*/
void
client_unban(client_t *c)
{
xcb_map_window(globalconf.connection, c->win);
window_state_set(c->win, XCB_WM_STATE_NORMAL);
if(c->titlebar)
{
if(c->isfullscreen || !c->titlebar->isvisible)
xcb_unmap_window(globalconf.connection, c->titlebar->sw.window);
else
xcb_map_window(globalconf.connection, c->titlebar->sw.window);
}
}
/** Unmanage a client.
* \param c The client.
*/
void
client_unmanage(client_t *c)
{
tag_array_t *tags = &globalconf.screens[c->screen].tags;
if(globalconf.screens[c->phys_screen].client_focus == c)
client_unfocus(c);
/* remove client everywhere */
client_list_detach(&globalconf.clients, c);
stack_client_delete(c);
for(int i = 0; i < tags->len; i++)
untag_client(c, tags->tab[i]);
/* call hook */
luaA_client_userdata_new(globalconf.L, c);
luaA_dofunction(globalconf.L, globalconf.hooks.unmanage, 1, 0);
/* Call hook to notify list change */
luaA_dofunction(globalconf.L, globalconf.hooks.clients, 0, 0);
/* The server grab construct avoids race conditions. */
xcb_grab_server(globalconf.connection);
xcb_configure_window(globalconf.connection, c->win,
XCB_CONFIG_WINDOW_BORDER_WIDTH,
(uint32_t *) &c->oldborder);
xcb_ungrab_button(globalconf.connection, XCB_BUTTON_INDEX_ANY, c->win,
XCB_BUTTON_MASK_ANY);
window_state_set(c->win, XCB_WM_STATE_WITHDRAWN);
xcb_flush(globalconf.connection);
xcb_ungrab_server(globalconf.connection);
titlebar_client_detach(c);
ewmh_update_net_client_list(c->phys_screen);
/* delete properties */
xcb_delete_property(globalconf.connection, c->win, _AWESOME_TAGS);
xcb_delete_property(globalconf.connection, c->win, _AWESOME_FLOATING);
if(client_hasstrut(c))
/* All the wiboxes (may) need to be repositioned */
for(int screen = 0; screen < globalconf.nscreen; screen++)
for(int i = 0; i < globalconf.screens[screen].wiboxes.len; i++)
{
wibox_t *s = globalconf.screens[screen].wiboxes.tab[i];
wibox_position_update(s);
}
/* set client as invalid */
c->invalid = true;
client_unref(&c);
}
/** Kill a client via a WM_DELETE_WINDOW request or KillClient if not
* supported.
* \param c The client to kill.
*/
void
client_kill(client_t *c)
{
if(window_hasproto(c->win, WM_DELETE_WINDOW))
{
xcb_client_message_event_t ev;
/* Initialize all of event's fields first */
p_clear(&ev, 1);
ev.response_type = XCB_CLIENT_MESSAGE;
ev.window = c->win;
ev.format = 32;
ev.data.data32[1] = XCB_CURRENT_TIME;
ev.type = WM_PROTOCOLS;
ev.data.data32[0] = WM_DELETE_WINDOW;
xcb_send_event(globalconf.connection, false, c->win,
XCB_EVENT_MASK_NO_EVENT, (char *) &ev);
}
else
xcb_kill_client(globalconf.connection, c->win);
}
/** Get all clients into a table.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lparam An optional screen nunmber.
* \lreturn A table with all clients.
*/
static int
luaA_client_get(lua_State *L)
{
int i = 1, screen;
client_t *c;
screen = luaL_optnumber(L, 1, 0) - 1;
lua_newtable(L);
if(screen == SCREEN_UNDEF)
for(c = globalconf.clients; c; c = c->next)
{
luaA_client_userdata_new(globalconf.L, c);
lua_rawseti(L, -2, i++);
}
else
{
luaA_checkscreen(screen);
for(c = globalconf.clients; c; c = c->next)
if(c->screen == screen)
{
luaA_client_userdata_new(globalconf.L, c);
lua_rawseti(L, -2, i++);
}
}
return 1;
}
/** Get only visible clients for a screen (DEPRECATED).
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lparam A screen number.
* \lreturn A table with all visible clients for this screen.
*/
static int
luaA_client_visible_get(lua_State *L)
{
int i = 1;
client_t *c;
int screen = luaL_checknumber(L, 1) - 1;
luaA_checkscreen(screen);
deprecate();
lua_newtable(L);
for(c = globalconf.clients; c; c = c->next)
if(client_isvisible(c, screen))
{
luaA_client_userdata_new(L, c);
lua_rawseti(L, -2, i++);
}
return 1;
}
/** Check if a client is visible on its screen.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lvalue A client.
* \lreturn A boolean value, true if the client is visible, false otherwise.
*/
static int
luaA_client_isvisible(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
lua_pushboolean(L, client_isvisible(*c, (*c)->screen));
return 1;
}
/** Set client border width.
* \param c The client.
* \param width The border width.
*/
void
client_setborder(client_t *c, int width)
{
uint32_t w = width;
if(width > 0 && (c->type == WINDOW_TYPE_DOCK
|| c->type == WINDOW_TYPE_SPLASH
|| c->type == WINDOW_TYPE_DESKTOP
|| c->isfullscreen))
return;
if(width == c->border || width < 0)
return;
c->border = width;
xcb_configure_window(globalconf.connection, c->win,
XCB_CONFIG_WINDOW_BORDER_WIDTH, &w);
if(client_isvisible(c, c->screen))
{
if(client_isfloating(c) || layout_get_current(c->screen) == layout_floating)
titlebar_update_geometry_floating(c);
else
globalconf.screens[c->screen].need_arrange = true;
}
hooks_property(c, "border_width");
}
/** Kill a client.
* \param L The Lua VM state.
*
* \luastack
* \lvalue A client.
*/
static int
luaA_client_kill(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
client_kill(*c);
return 0;
}
/** Swap a client with another one.
* \param L The Lua VM state.
* \luastack
* \lvalue A client.
* \lparam A client to swap with.
*/
static int
luaA_client_swap(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
client_t **swap = luaA_checkudata(L, 2, "client");
client_list_swap(&globalconf.clients, *swap, *c);
client_need_arrange(*c);
client_need_arrange(*swap);
/* Call hook to notify list change */
luaA_dofunction(L, globalconf.hooks.clients, 0, 0);
return 0;
}
/** Access or set the client tags.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \lparam A table with tags to set, or none to get the current tags table.
* \return The clients tag.
*/
static int
luaA_client_tags(lua_State *L)
{
tag_array_t *tags;
tag_t **tag;
client_t **c = luaA_checkudata(L, 1, "client");
int j = 0;
if(lua_gettop(L) == 2)
{
luaA_checktable(L, 2);
tags = &globalconf.screens[(*c)->screen].tags;
for(int i = 0; i < tags->len; i++)
untag_client(*c, tags->tab[i]);
lua_pushnil(L);
while(lua_next(L, 2))
{
tag = luaA_checkudata(L, -1, "tag");
tag_client(*c, *tag);
lua_pop(L, 1);
}
lua_pop(L, 1);
}
tags = &globalconf.screens[(*c)->screen].tags;
luaA_otable_new(L);
for(int i = 0; i < tags->len; i++)
if(is_client_tagged(*c, tags->tab[i]))
{
luaA_tag_userdata_new(L, tags->tab[i]);
lua_rawseti(L, -2, ++j);
}
return 1;
}
/** Raise a client on top of others which are on the same layer.
* \param L The Lua VM state.
*
* \luastack
* \lvalue A client.
*/
static int
luaA_client_raise(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
client_raise(*c);
return 0;
}
/** Redraw a client by unmapping and mapping it quickly.
* \param L The Lua VM state.
*
* \luastack
* \lvalue A client.
*/
static int
luaA_client_redraw(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
xcb_unmap_window(globalconf.connection, (*c)->win);
xcb_map_window(globalconf.connection, (*c)->win);
/* Set the focus on the current window if the redraw has been
performed on the window where the pointer is currently on
because after the unmapping/mapping, the focus is lost */
if(globalconf.screen_focus->client_focus == *c)
xcb_set_input_focus(globalconf.connection, XCB_INPUT_FOCUS_POINTER_ROOT,
(*c)->win, XCB_CURRENT_TIME);
return 0;
}
/** Return a formated string for a client.
* \param L The Lua VM state.
* \luastack
* \lvalue A client.
* \lreturn A string.
*/
static int
luaA_client_tostring(lua_State *L)
{
client_t **p = luaA_checkudata(L, 1, "client");
lua_pushfstring(L, "[client udata(%p) name(%s)]", *p, (*p)->name);
return 1;
}
/** Stop managing a client.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lvalue A client.
*/
static int
luaA_client_unmanage(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
client_unmanage(*c);
return 0;
}
/** Return client geometry.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lparam A table with new coordinates, or none.
* \lreturn A table with client coordinates.
*/
static int
luaA_client_geometry(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
if(lua_gettop(L) == 2)
{
if((*c)->isfloating || layout_get_current((*c)->screen) == layout_floating)
{
area_t geometry;
luaA_checktable(L, 2);
geometry.x = luaA_getopt_number(L, 2, "x", (*c)->geometry.x);
geometry.y = luaA_getopt_number(L, 2, "y", (*c)->geometry.y);
geometry.width = luaA_getopt_number(L, 2, "width", (*c)->geometry.width);
geometry.height = luaA_getopt_number(L, 2, "height", (*c)->geometry.height);
client_resize(*c, geometry, false);
}
}
return luaA_pusharea(L, (*c)->geometry);
}
static int
luaA_client_coords(lua_State *L)
{
deprecate();
return luaA_client_geometry(L);
}
/** Return client geometry, using also titlebar and border width.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lparam A table with new coordinates, or none.
* \lreturn A table with client coordinates.
*/
static int
luaA_client_fullgeometry(lua_State *L)
{
client_t **c = luaA_checkudata(L, 1, "client");
area_t geometry;
if(lua_gettop(L) == 2)
{
if((*c)->isfloating || layout_get_current((*c)->screen) == layout_floating)
{
luaA_checktable(L, 2);
geometry.x = luaA_getopt_number(L, 2, "x", (*c)->geometry.x);
geometry.y = luaA_getopt_number(L, 2, "y", (*c)->geometry.y);
geometry.width = luaA_getopt_number(L, 2, "width", (*c)->geometry.width);
geometry.height = luaA_getopt_number(L, 2, "height", (*c)->geometry.height);
geometry = titlebar_geometry_remove((*c)->titlebar,
(*c)->border,
geometry);
client_resize(*c, geometry, false);
}
}
return luaA_pusharea(L, titlebar_geometry_add((*c)->titlebar,
(*c)->border,
(*c)->geometry));
}
static int
luaA_client_fullcoords(lua_State *L)
{
deprecate();
return luaA_client_fullgeometry(L);
}
/** Client newindex.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
*/
int
luaA_client_newindex(lua_State *L)
{
size_t len;
client_t **c = luaA_checkudata(L, 1, "client");
const char *buf = luaL_checklstring(L, 2, &len);
bool b;
double d;
int i;
wibox_t **t = NULL;
image_t **image;
if((*c)->invalid)
luaL_error(L, "client is invalid\n");
switch(a_tokenize(buf, len))
{
case A_TK_SCREEN:
if(globalconf.xinerama_is_active)
{
i = luaL_checknumber(L, 3) - 1;
luaA_checkscreen(i);
if(i != (*c)->screen)
screen_client_moveto(*c, i, true, true);
}
break;
case A_TK_HIDE:
b = luaA_checkboolean(L, 3);
if(b != (*c)->ishidden)
{
client_need_arrange(*c);
(*c)->ishidden = b;
client_need_arrange(*c);
}
break;
case A_TK_MINIMIZE:
client_setminimized(*c, luaA_checkboolean(L, 3));
break;
case A_TK_FULLSCREEN:
client_setfullscreen(*c, luaA_checkboolean(L, 3));
break;
case A_TK_ICON:
image = luaA_checkudata(L, 3, "image");
image_unref(&(*c)->icon);
image_ref(image);
(*c)->icon = *image;
/* execute hook */
hooks_property(*c, "icon");
break;
case A_TK_OPACITY:
if(lua_isnil(L, 3))
window_opacity_set((*c)->win, -1);
else
{
d = luaL_checknumber(L, 3);
if(d >= 0 && d <= 1)
window_opacity_set((*c)->win, d);
}
break;
case A_TK_FLOATING:
client_setfloating(*c, luaA_checkboolean(L, 3));
break;
case A_TK_STICKY:
client_setsticky(*c, luaA_checkboolean(L, 3));
break;
case A_TK_HONORSIZEHINTS:
(*c)->honorsizehints = luaA_checkboolean(L, 3);
client_need_arrange(*c);
break;
case A_TK_BORDER_WIDTH:
client_setborder(*c, luaL_checknumber(L, 3));
break;
case A_TK_ONTOP:
client_setontop(*c, luaA_checkboolean(L, 3));
break;
case A_TK_BORDER_COLOR:
if((buf = luaL_checklstring(L, 3, &len))
&& xcolor_init_reply(xcolor_init_unchecked(&(*c)->border_color, buf, len)))
xcb_change_window_attributes(globalconf.connection, (*c)->win,
XCB_CW_BORDER_PIXEL, &(*c)->border_color.pixel);
break;
case A_TK_TITLEBAR:
if(lua_isnil(L, 3))
titlebar_client_detach(*c);
else
{
t = luaA_checkudata(L, 3, "wibox");
titlebar_client_attach(*c, *t);
}
break;
default:
return 0;
}
return 0;
}
/** Client object.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lfield name The client title.
* \lfield skip_taskbar True if the client does not want to be in taskbar.
* \lfield type The window type (desktop, normal, dock, …).
* \lfield class The client class.
* \lfield instance The client instance.
* \lfield pid The client PID, if available.
* \lfield role The window role, if available.
* \lfield machine The machine client is running on.
* \lfield icon_name The client name when iconified.
* \lfield screen Client screen number.
* \lfield hide Define if the client must be hidden, i.e. never mapped,
* invisible in taskbar.
* \lfield minimize Define it the client must be iconify, i.e. only visible in
* taskbar.
* \lfield icon_path Path to the icon used to identify.
* \lfield floating True always floating.
* \lfield honorsizehints Honor size hints, i.e. respect size ratio.
* \lfield border_width The client border width.
* \lfield border_color The client border color.
* \lfield titlebar The client titlebar.
* \lfield urgent The client urgent state.
* \lfield focus The focused client.
* \lfield opacity The client opacity between 0 and 1.
* \lfield ontop The client is on top of every other windows.
* \lfield fullscreen The client is fullscreen or not.
*/
static int
luaA_client_index(lua_State *L)
{
size_t len;
ssize_t slen;
client_t **c = luaA_checkudata(L, 1, "client");
const char *buf = luaL_checklstring(L, 2, &len);
char *value;
void *data;
xcb_get_wm_class_reply_t hint;
xcb_get_property_cookie_t prop_c;
xcb_get_property_reply_t *prop_r = NULL;
double d;
if((*c)->invalid)
luaL_error(L, "client is invalid\n");
if(luaA_usemetatable(L, 1, 2))
return 1;
switch(a_tokenize(buf, len))
{
case A_TK_NAME:
lua_pushstring(L, (*c)->name);
break;
case A_TK_SKIP_TASKBAR:
lua_pushboolean(L, (*c)->skiptb);
break;
case A_TK_TYPE:
switch((*c)->type)
{
case WINDOW_TYPE_DESKTOP:
lua_pushliteral(L, "desktop");
break;
case WINDOW_TYPE_DOCK:
lua_pushliteral(L, "dock");
break;
case WINDOW_TYPE_SPLASH:
lua_pushliteral(L, "splash");
break;
case WINDOW_TYPE_DIALOG:
lua_pushliteral(L, "dialog");
break;
default:
lua_pushliteral(L, "normal");
break;
}
break;
case A_TK_CLASS:
if(!xcb_get_wm_class_reply(globalconf.connection,
xcb_get_wm_class_unchecked(globalconf.connection, (*c)->win),
&hint, NULL))
return 0;
lua_pushstring(L, hint.class);
xcb_get_wm_class_reply_wipe(&hint);
break;
case A_TK_INSTANCE:
if(!xcb_get_wm_class_reply(globalconf.connection,
xcb_get_wm_class_unchecked(globalconf.connection, (*c)->win),
&hint, NULL))
return 0;
lua_pushstring(L, hint.name);
xcb_get_wm_class_reply_wipe(&hint);
break;
case A_TK_ROLE:
if(!xutil_text_prop_get(globalconf.connection, (*c)->win,
WM_WINDOW_ROLE, &value, &slen))
return 0;
lua_pushlstring(L, value, slen);
p_delete(&value);
break;
case A_TK_PID:
prop_c = xcb_get_property_unchecked(globalconf.connection, false, (*c)->win, _NET_WM_PID, CARDINAL, 0L, 1L);
prop_r = xcb_get_property_reply(globalconf.connection, prop_c, NULL);
if(prop_r && prop_r->value_len && (data = xcb_get_property_value(prop_r)))
lua_pushnumber(L, *(uint32_t *)data);
else
{
p_delete(&prop_r);
return 0;
}
break;
case A_TK_MACHINE:
if(!xutil_text_prop_get(globalconf.connection, (*c)->win,
WM_CLIENT_MACHINE, &value, &slen))
return 0;
lua_pushlstring(L, value, slen);
p_delete(&value);
break;
case A_TK_ICON_NAME:
lua_pushstring(L, (*c)->icon_name);
break;
case A_TK_SCREEN:
lua_pushnumber(L, 1 + (*c)->screen);
break;
case A_TK_HIDE:
lua_pushboolean(L, (*c)->ishidden);
break;
case A_TK_MINIMIZE:
lua_pushboolean(L, (*c)->isminimized);
break;
case A_TK_FULLSCREEN:
lua_pushboolean(L, (*c)->isfullscreen);
break;
case A_TK_ICON:
if((*c)->icon)
luaA_image_userdata_new(L, (*c)->icon);
else
return 0;
break;
case A_TK_OPACITY:
if((d = window_opacity_get((*c)->win)) >= 0)
lua_pushnumber(L, d);
else
return 0;
break;
case A_TK_FLOATING:
lua_pushboolean(L, (*c)->isfloating);
break;
case A_TK_ONTOP:
lua_pushboolean(L, (*c)->isontop);
break;
case A_TK_STICKY:
lua_pushboolean(L, (*c)->issticky);
break;
case A_TK_HONORSIZEHINTS:
lua_pushboolean(L, (*c)->honorsizehints);
break;
case A_TK_BORDER_WIDTH:
lua_pushnumber(L, (*c)->border);
break;
case A_TK_BORDER_COLOR:
luaA_pushcolor(L, &(*c)->border_color);
break;
case A_TK_TITLEBAR:
if((*c)->titlebar)
return luaA_wibox_userdata_new(L, (*c)->titlebar);
return 0;
case A_TK_URGENT:
lua_pushboolean(L, (*c)->isurgent);
break;
case A_TK_SIZEHINTS:
lua_newtable(L);
lua_pushboolean(L, (*c)->size_hints.flags & XCB_SIZE_HINT_US_POSITION);
lua_setfield(L, -2, "user_position");
lua_pushboolean(L, (*c)->size_hints.flags & XCB_SIZE_HINT_US_SIZE);
lua_setfield(L, -2, "user_size");
lua_pushboolean(L, (*c)->size_hints.flags & XCB_SIZE_HINT_P_POSITION);
lua_setfield(L, -2, "program_position");
lua_pushboolean(L, (*c)->size_hints.flags & XCB_SIZE_HINT_P_SIZE);
lua_setfield(L, -2, "program_size");
break;
default:
return 0;
}
return 1;
}
/** Get or set mouse buttons bindings for a client.
* \param L The Lua VM state.
* \return The number of element pushed on stack.
* \luastack
* \lvalue A client.
* \lparam An array of mouse button bindings objects, or nothing.
* \return The array of mouse button bindings objects of this client.
*/
static int
luaA_client_buttons(lua_State *L)
{
client_t **client = luaA_checkudata(L, 1, "client");
button_array_t *buttons = &(*client)->buttons;
if(lua_gettop(L) == 2)
luaA_button_array_set(L, 2, buttons);
return luaA_button_array_get(L, buttons);
}
/* Client module.
* \param L The Lua VM state.
* \return The number of pushed elements.
*/
static int
luaA_client_module_index(lua_State *L)
{
size_t len;
const char *buf = luaL_checklstring(L, 2, &len);
switch(a_tokenize(buf, len))
{
case A_TK_FOCUS:
if(globalconf.screen_focus->client_focus)
luaA_client_userdata_new(L, globalconf.screen_focus->client_focus);
else
return 0;
break;
default:
return 0;
}
return 1;
}
/* Client module new index.
* \param L The Lua VM state.
* \return The number of pushed elements.
*/
static int
luaA_client_module_newindex(lua_State *L)
{
size_t len;
const char *buf = luaL_checklstring(L, 2, &len);
client_t **c;
switch(a_tokenize(buf, len))
{
case A_TK_FOCUS:
c = luaA_checkudata(L, 3, "client");
client_focus(*c);
break;
default:
break;
}
return 0;
}
const struct luaL_reg awesome_client_methods[] =
{
{ "get", luaA_client_get },
{ "visible_get", luaA_client_visible_get },
{ "__index", luaA_client_module_index },
{ "__newindex", luaA_client_module_newindex },
{ NULL, NULL }
};
const struct luaL_reg awesome_client_meta[] =
{
{ "isvisible", luaA_client_isvisible },
{ "geometry", luaA_client_geometry },
{ "fullgeometry", luaA_client_fullgeometry },
{ "buttons", luaA_client_buttons },
{ "tags", luaA_client_tags },
{ "kill", luaA_client_kill },
{ "swap", luaA_client_swap },
{ "raise", luaA_client_raise },
{ "redraw", luaA_client_redraw },
{ "mouse_resize", luaA_client_mouse_resize },
{ "mouse_move", luaA_client_mouse_move },
{ "unmanage", luaA_client_unmanage },
{ "__index", luaA_client_index },
{ "__newindex", luaA_client_newindex },
{ "__eq", luaA_client_eq },
{ "__gc", luaA_client_gc },
{ "__tostring", luaA_client_tostring },
/* deprecated */
{ "coords", luaA_client_coords },
{ "fullcoords", luaA_client_fullcoords },
{ NULL, NULL }
};
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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