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Copy pathtitlebar.c
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362 lines (331 loc) · 10.2 KB
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/*
* titlebar.c - titlebar management
*
* 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 <xcb/xcb.h>
#include "titlebar.h"
#include "client.h"
#include "widget.h"
#include "wibox.h"
#include "screen.h"
extern awesome_t globalconf;
/** Get a client by its titlebar.
* \param titlebar The titlebar.
* \return A client.
*/
client_t *
client_getbytitlebar(wibox_t *titlebar)
{
client_t *c;
for(c = globalconf.clients; c; c = c->next)
if(c->titlebar == titlebar)
return c;
return NULL;
}
/** Get a client by its titlebar window.
* \param win The window.
* \return A client.
*/
client_t *
client_getbytitlebarwin(xcb_window_t win)
{
client_t *c;
for(c = globalconf.clients; c; c = c->next)
if(c->titlebar && c->titlebar->sw.window == win)
return c;
return NULL;
}
void
titlebar_geometry_compute(client_t *c, area_t geometry, area_t *res)
{
int height, width, x_offset = 0, y_offset = 0;
switch(c->titlebar->position)
{
default:
return;
case Top:
width = MAX(1, geometry.width);
switch(c->titlebar->align)
{
default:
break;
case AlignRight:
x_offset = geometry.width - width;
break;
case AlignCenter:
x_offset = (geometry.width - width) / 2;
break;
}
res->x = geometry.x + x_offset;
res->y = geometry.y;
res->width = width;
res->height = c->titlebar->sw.geometry.height;
break;
case Bottom:
width = MAX(1, geometry.width);
switch(c->titlebar->align)
{
default:
break;
case AlignRight:
x_offset = geometry.width - width;
break;
case AlignCenter:
x_offset = (geometry.width - width) / 2;
break;
}
res->x = geometry.x + x_offset;
res->y = geometry.y + geometry.height - c->titlebar->sw.geometry.height;
res->width = width;
res->height = c->titlebar->sw.geometry.height;
break;
case Left:
height = MAX(1, geometry.height);
switch(c->titlebar->align)
{
default:
break;
case AlignRight:
y_offset = geometry.height - height;
break;
case AlignCenter:
y_offset = (geometry.height - height) / 2;
break;
}
res->x = geometry.x;
res->y = geometry.y + y_offset;
res->width = c->titlebar->sw.geometry.width;
res->height = height;
break;
case Right:
height = MAX(1, geometry.height);
switch(c->titlebar->align)
{
default:
break;
case AlignRight:
y_offset = geometry.height - height;
break;
case AlignCenter:
y_offset = (geometry.height - height) / 2;
break;
}
res->x = geometry.x + geometry.width - c->titlebar->sw.geometry.width;
res->y = geometry.y + y_offset;
res->width = c->titlebar->sw.geometry.width;
res->height = height;
break;
}
}
/** Detach a wibox titlebar from its client.
* \param c The client.
*/
void
titlebar_client_detach(client_t *c)
{
/* If client has a titlebar, kick it out. */
if(c && c->titlebar)
{
simplewindow_wipe(&c->titlebar->sw);
c->titlebar->type = WIBOX_TYPE_NORMAL;
c->titlebar->screen = SCREEN_UNDEF;
wibox_unref(&c->titlebar);
c->titlebar = NULL;
client_need_arrange(c);
client_stack();
}
}
/** Attach a wibox to a client as its titlebar.
* \param c The client.
* \param t The wibox/titlebar.
*/
void
titlebar_client_attach(client_t *c, wibox_t *t)
{
titlebar_client_detach(c);
if(c && t)
{
area_t wingeom;
/* check if titlebar is already on a client */
titlebar_client_detach(client_getbytitlebar(t));
c->titlebar = wibox_ref(&t);
t->type = WIBOX_TYPE_TITLEBAR;
t->screen = c->screen;
switch(t->position)
{
case Floating:
t->position = Top;
case Top:
case Bottom:
if(!t->sw.geometry.height)
t->sw.geometry.height = 1.5 * globalconf.font->height;
break;
case Left:
case Right:
if(!t->sw.geometry.width)
t->sw.geometry.width = 1.5 * globalconf.font->height;
break;
}
titlebar_geometry_compute(c, c->geometry, &wingeom);
simplewindow_init(&t->sw, c->phys_screen,
wingeom, 0, t->sw.orientation,
&t->sw.ctx.fg, &t->sw.ctx.bg);
simplewindow_border_color_set(&t->sw, &t->sw.border.color);
t->need_update = true;
/* This may seem useless, but it's the cleanest way to avoid seeing titlebars for banned clients. */
titlebar_update_geometry(c);
if(t->isvisible)
xcb_map_window(globalconf.connection, t->sw.window);
client_need_arrange(c);
client_stack();
}
}
/** Map or unmap a titlebar wibox.
* \param t The wibox/titlebar.
* \param visible The new state of the titlebar.
*/
void
titlebar_set_visible(wibox_t *t, bool visible)
{
if (visible != t->isvisible)
{
/* The price of (un)mapping something small like a titlebar is pretty cheap.
* It would complicate matters if this rare case was treated like clients.
* Clients are moved out of the viewport when banned.
*/
if ((t->isvisible = visible))
xcb_map_window(globalconf.connection, t->sw.window);
else
xcb_unmap_window(globalconf.connection, t->sw.window);
globalconf.screens[t->screen].need_arrange = true;
client_stack();
}
}
/** Titlebar newindex.
* \param L The Lua VM state.
* \param titlebar The wibox titlebar.
* \param tok The attribute token.
* \return The number of elements pushed on stack.
*/
int
luaA_titlebar_newindex(lua_State *L, wibox_t *titlebar, awesome_token_t tok)
{
client_t *c = NULL;
switch(tok)
{
position_t position;
int i;
size_t len;
const char *buf;
case A_TK_ALIGN:
if((buf = luaL_checklstring(L, 3, &len)))
titlebar->align = draw_align_fromstr(buf, len);
else
return 0;
break;
case A_TK_BORDER_WIDTH:
if((i = luaL_checknumber(L, 3)) >= 0)
simplewindow_border_width_set(&titlebar->sw, i);
else
return 0;
break;
case A_TK_BORDER_COLOR:
if((buf = luaL_checklstring(L, 3, &len)))
if(xcolor_init_reply(xcolor_init_unchecked(&titlebar->sw.border.color, buf, len)))
simplewindow_border_color_set(&titlebar->sw, &titlebar->sw.border.color);
return 0;
case A_TK_POSITION:
buf = luaL_checklstring(L, 3, &len);
position = position_fromstr(buf, len);
if(position != titlebar->position)
{
switch(position)
{
case Left:
switch(titlebar->position)
{
int tmp;
case Left:
case Right:
break;
case Top:
case Bottom:
case Floating:
tmp = titlebar->sw.geometry.width;
titlebar->sw.geometry.width = titlebar->sw.geometry.height;
titlebar->sw.geometry.height = tmp;
break;
}
simplewindow_orientation_set(&titlebar->sw, North);
break;
case Right:
switch(titlebar->position)
{
int tmp;
case Left:
case Right:
break;
case Top:
case Bottom:
case Floating:
tmp = titlebar->sw.geometry.width;
titlebar->sw.geometry.width = titlebar->sw.geometry.height;
titlebar->sw.geometry.height = tmp;
break;
}
simplewindow_orientation_set(&titlebar->sw, South);
break;
case Top:
case Bottom:
case Floating:
switch(titlebar->position)
{
int tmp;
case Left:
case Right:
tmp = titlebar->sw.geometry.width;
titlebar->sw.geometry.width = titlebar->sw.geometry.height;
titlebar->sw.geometry.height = tmp;
break;
case Top:
case Bottom:
case Floating:
break;
}
simplewindow_orientation_set(&titlebar->sw, East);
break;
}
titlebar->position = position;
if((c = client_getbytitlebar(titlebar)))
{
titlebar_update_geometry(c);
/* call geometry hook for client because some like to
* set titlebar width in that hook, which make sense */
hooks_property(c, "geometry");
}
}
break;
default:
return 0;
}
if((c || (c = client_getbytitlebar(titlebar))))
client_need_arrange(c);
return 0;
}
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80