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awesome/wibox.c

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/*
* wibox.c - statusbar functions
*
* Copyright © 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 "screen.h"
#include "wibox.h"
#include "statusbar.h"
#include "titlebar.h"
#include "client.h"
extern awesome_t globalconf;
DO_LUA_NEW(extern, wibox_t, wibox, "wibox", wibox_ref)
DO_LUA_GC(wibox_t, wibox, "wibox", wibox_unref)
DO_LUA_EQ(wibox_t, wibox, "wibox")
/** Refresh all wiboxes.
*/
void
wibox_refresh(void)
{
statusbar_refresh();
titlebar_refresh();
}
/** Convert a wibox to a printable string.
* \param L The Lua VM state.
*
* \luastack
* \lvalue A wibox.
*/
static int
luaA_wibox_tostring(lua_State *L)
{
wibox_t **p = luaA_checkudata(L, 1, "wibox");
lua_pushfstring(L, "[wibox udata(%p)]", *p);
return 1;
}
/** Create a new wibox.
* \param L The Lua VM state.
*
* \luastack
* \lparam A table with optionaly defined values:
* position, align, fg, bg, border_widht, border_color, width and height.
* \lreturn A brand new wibox.
*/
int
luaA_wibox_new(lua_State *L)
{
wibox_t *w;
const char *buf;
size_t len;
xcolor_init_request_t reqs[3];
int8_t i, reqs_nbr = -1;
luaA_checktable(L, 2);
w = p_new(wibox_t, 1);
w->colors.fg = globalconf.colors.fg;
if((buf = luaA_getopt_lstring(L, 2, "fg", NULL, &len)))
reqs[++reqs_nbr] = xcolor_init_unchecked(&w->colors.fg, buf, len);
w->colors.bg = globalconf.colors.bg;
if((buf = luaA_getopt_lstring(L, 2, "bg", NULL, &len)))
reqs[++reqs_nbr] = xcolor_init_unchecked(&w->colors.bg, buf, len);
w->colors.bg = globalconf.colors.bg;
if((buf = luaA_getopt_lstring(L, 2, "bg", NULL, &len)))
reqs[++reqs_nbr] = xcolor_init_unchecked(&w->colors.bg, buf, len);
buf = luaA_getopt_lstring(L, 2, "align", "left", &len);
w->align = draw_align_fromstr(buf, len);
w->geometry.width = luaA_getopt_number(L, 2, "width", 0);
w->geometry.height = luaA_getopt_number(L, 2, "height", 0);
if(w->geometry.height <= 0)
/* 1.5 as default factor, it fits nice but no one knows why */
w->geometry.height = 1.5 * globalconf.font->height;
buf = luaA_getopt_lstring(L, 2, "position", "top", &len);
w->position = position_fromstr(buf, len);
w->screen = SCREEN_UNDEF;
for(i = 0; i <= reqs_nbr; i++)
xcolor_init_reply(reqs[i]);
return luaA_wibox_userdata_new(L, w);
}
/** Wibox object.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lfield geometry Geometry table.
* \lfield screen Screen number.
* \lfield client The client attached to this titlebar.
* \lfield border_width Border width.
* \lfield border_color Border color.
* \lfield align The alignment.
* \lfield fg Foreground color.
* \lfield bg Background color.
* \lfield position The position.
*/
static int
luaA_wibox_index(lua_State *L)
{
size_t len;
wibox_t **wibox = luaA_checkudata(L, 1, "wibox");
const char *attr = luaL_checklstring(L, 2, &len);
if(luaA_usemetatable(L, 1, 2))
return 1;
switch(a_tokenize(attr, len))
{
client_t *c;
case A_TK_GEOMETRY:
luaA_pusharea(L, (*wibox)->geometry);
break;
case A_TK_CLIENT:
if((c = client_getbytitlebar(*wibox)))
return luaA_client_userdata_new(L, c);
else
return 0;
case A_TK_SCREEN:
if((*wibox)->screen == SCREEN_UNDEF)
return 0;
lua_pushnumber(L, (*wibox)->screen + 1);
break;
case A_TK_BORDER_WIDTH:
lua_pushnumber(L, (*wibox)->border.width);
break;
case A_TK_BORDER_COLOR:
luaA_pushcolor(L, &(*wibox)->border.color);
break;
case A_TK_ALIGN:
lua_pushstring(L, draw_align_tostr((*wibox)->align));
break;
case A_TK_FG:
luaA_pushcolor(L, &(*wibox)->colors.fg);
break;
case A_TK_BG:
luaA_pushcolor(L, &(*wibox)->colors.bg);
break;
case A_TK_POSITION:
lua_pushstring(L, position_tostr((*wibox)->position));
break;
default:
return 0;
}
return 1;
}
/** Get or set the wibox widgets.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lparam None, or a table of widgets to set.
* \lreturn The current wibox widgets.
*/
static int
luaA_wibox_widgets(lua_State *L)
{
wibox_t **wibox = luaA_checkudata(L, 1, "wibox");
if(lua_gettop(L) == 2)
{
luaA_widget_set(L, 2, *wibox, &(*wibox)->widgets);
(*wibox)->need_update = true;
(*wibox)->mouse_over = NULL;
return 1;
}
return luaA_widget_get(L, (*wibox)->widgets);
}
/** Wibox newindex.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
*/
static int
luaA_wibox_newindex(lua_State *L)
{
size_t len;
wibox_t **wibox = luaA_checkudata(L, 1, "wibox");
const char *buf, *attr = luaL_checklstring(L, 2, &len);
awesome_token_t tok;
switch((tok = a_tokenize(attr, len)))
{
case A_TK_FG:
if((buf = luaL_checklstring(L, 3, &len)))
if(xcolor_init_reply(xcolor_init_unchecked(&(*wibox)->colors.fg, buf, len)))
{
(*wibox)->sw.ctx.fg = (*wibox)->colors.fg;
(*wibox)->need_update = true;
}
break;
case A_TK_BG:
if((buf = luaL_checklstring(L, 3, &len)))
if(xcolor_init_reply(xcolor_init_unchecked(&(*wibox)->colors.bg, buf, len)))
{
(*wibox)->sw.ctx.bg = (*wibox)->colors.bg;
(*wibox)->need_update = true;
}
break;
case A_TK_POSITION:
switch((*wibox)->type)
{
case WIBOX_TYPE_TITLEBAR:
return luaA_titlebar_newindex(L, *wibox, tok);
case WIBOX_TYPE_STATUSBAR:
return luaA_statusbar_newindex(L, *wibox, tok);
case WIBOX_TYPE_NONE:
if((buf = luaL_checklstring(L, 3, &len)))
(*wibox)->position = position_fromstr(buf, len);
break;
}
break;
case A_TK_CLIENT:
/* first detach */
switch((*wibox)->type)
{
case WIBOX_TYPE_NONE:
case WIBOX_TYPE_TITLEBAR:
break;
case WIBOX_TYPE_STATUSBAR:
statusbar_detach(*wibox);
break;
}
if(lua_isnil(L, 3))
titlebar_client_detach(client_getbytitlebar(*wibox));
else
{
client_t **c = luaA_checkudata(L, 3, "client");
titlebar_client_attach(*c, *wibox);
}
break;
case A_TK_SCREEN:
switch((*wibox)->type)
{
case WIBOX_TYPE_NONE:
case WIBOX_TYPE_STATUSBAR:
break;
case WIBOX_TYPE_TITLEBAR:
titlebar_client_detach(client_getbytitlebar(*wibox));
break;
}
if(lua_isnil(L, 3))
statusbar_detach(*wibox);
else
{
int screen = luaL_checknumber(L, 3) - 1;
luaA_checkscreen(screen);
statusbar_attach(*wibox, &globalconf.screens[screen]);
}
break;
default:
switch((*wibox)->type)
{
case WIBOX_TYPE_TITLEBAR:
return luaA_titlebar_newindex(L, *wibox, tok);
case WIBOX_TYPE_STATUSBAR:
return luaA_statusbar_newindex(L, *wibox, tok);
case WIBOX_TYPE_NONE:
break;
}
}
return 0;
}
const struct luaL_reg awesome_wibox_methods[] =
{
{ "__call", luaA_wibox_new },
{ NULL, NULL }
};
const struct luaL_reg awesome_wibox_meta[] =
{
{ "widgets", luaA_wibox_widgets },
{ "__index", luaA_wibox_index },
{ "__newindex", luaA_wibox_newindex },
{ "__gc", luaA_wibox_gc },
{ "__eq", luaA_wibox_eq },
{ "__tostring", luaA_wibox_tostring },
{ NULL, NULL },
};
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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