534 lines
16 KiB
C
534 lines
16 KiB
C
/*
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* titlebar.c - titlebar management
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*
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* Copyright © 2008 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include <xcb/xcb.h>
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#include <xcb/xcb_aux.h>
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#include <math.h>
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#include "titlebar.h"
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#include "client.h"
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#include "screen.h"
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#include "widget.h"
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#include "layouts/floating.h"
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extern awesome_t globalconf;
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/** Get a client by its titlebar window.
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* \param The window.
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* \return A client.
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*/
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client_t *
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client_getbytitlebarwin(xcb_window_t win)
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{
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client_t *c;
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for(c = globalconf.clients; c; c = c->next)
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if(c->titlebar && c->titlebar->sw && c->titlebar->sw->window == win)
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return c;
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return NULL;
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}
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/** Draw the titlebar content.
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* \param c The client.
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*/
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void
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titlebar_draw(client_t *c)
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{
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xcb_drawable_t dw = 0;
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draw_context_t *ctx;
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xcb_screen_t *s;
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if(!c->titlebar || !c->titlebar->sw || !c->titlebar->position)
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return;
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s = xcb_aux_get_screen(globalconf.connection,
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c->titlebar->sw->phys_screen);
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switch(c->titlebar->position)
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{
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case Off:
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return;
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case Right:
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case Left:
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dw = xcb_generate_id(globalconf.connection);
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xcb_create_pixmap(globalconf.connection, s->root_depth,
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dw,
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s->root,
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c->titlebar->sw->geometry.height,
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c->titlebar->sw->geometry.width);
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ctx = draw_context_new(globalconf.connection, c->titlebar->sw->phys_screen,
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c->titlebar->sw->geometry.height,
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c->titlebar->sw->geometry.width,
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dw,
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c->titlebar->colors.fg,
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c->titlebar->colors.bg);
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break;
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default:
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ctx = draw_context_new(globalconf.connection, c->titlebar->sw->phys_screen,
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c->titlebar->sw->geometry.width,
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c->titlebar->sw->geometry.height,
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c->titlebar->sw->pixmap,
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c->titlebar->colors.fg,
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c->titlebar->colors.bg);
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break;
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}
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widget_render(c->titlebar->widgets, ctx, c->titlebar->sw->gc, c->titlebar->sw->pixmap,
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c->screen, c->titlebar->position,
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c->titlebar->sw->geometry.x, c->titlebar->sw->geometry.y, c->titlebar);
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switch(c->titlebar->position)
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{
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case Left:
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draw_rotate(ctx, ctx->pixmap, c->titlebar->sw->pixmap,
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ctx->width, ctx->height,
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ctx->height, ctx->width,
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- M_PI_2, 0, c->titlebar->sw->geometry.height);
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xcb_free_pixmap(globalconf.connection, dw);
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break;
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case Right:
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draw_rotate(ctx, ctx->pixmap, c->titlebar->sw->pixmap,
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ctx->width, ctx->height,
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ctx->height, ctx->width,
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M_PI_2, c->titlebar->sw->geometry.width, 0);
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xcb_free_pixmap(globalconf.connection, dw);
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default:
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break;
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}
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simplewindow_refresh_pixmap(c->titlebar->sw);
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draw_context_delete(&ctx);
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}
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/** Update the titlebar geometry for a floating client.
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* \param c the client
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*/
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void
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titlebar_update_geometry_floating(client_t *c)
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{
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int width, x_offset = 0, y_offset = 0;
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if(!c->titlebar || !c->titlebar->sw)
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return;
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switch(c->titlebar->position)
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{
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default:
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return;
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case Top:
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if(c->titlebar->width)
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width = MIN(c->titlebar->width, c->geometry.width);
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else
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width = c->geometry.width + 2 * c->border;
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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x_offset = 2 * c->border + c->geometry.width - width;
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break;
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case AlignCenter:
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x_offset = (c->geometry.width - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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c->geometry.x + x_offset,
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c->geometry.y - c->titlebar->sw->geometry.height,
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width,
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c->titlebar->sw->geometry.height);
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break;
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case Bottom:
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if(c->titlebar->width)
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width = MIN(c->titlebar->width, c->geometry.width);
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else
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width = c->geometry.width + 2 * c->border;
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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x_offset = 2 * c->border + c->geometry.width - width;
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break;
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case AlignCenter:
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x_offset = (c->geometry.width - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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c->geometry.x + x_offset,
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c->geometry.y + c->geometry.height + 2 * c->border,
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width,
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c->titlebar->sw->geometry.height);
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break;
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case Left:
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if(c->titlebar->width)
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width = MIN(c->titlebar->width, c->geometry.height);
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else
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width = c->geometry.height + 2 * c->border;
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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y_offset = 2 * c->border + c->geometry.height - width;
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break;
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case AlignCenter:
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y_offset = (c->geometry.height - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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c->geometry.x - c->titlebar->sw->geometry.width,
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c->geometry.y + y_offset,
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c->titlebar->sw->geometry.width,
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width);
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break;
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case Right:
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if(c->titlebar->width)
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width = MIN(c->titlebar->width, c->geometry.height);
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else
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width = c->geometry.height + 2 * c->border;
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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y_offset = 2 * c->border + c->geometry.height - width;
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break;
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case AlignCenter:
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y_offset = (c->geometry.height - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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c->geometry.x + c->geometry.width + 2 * c->border,
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c->geometry.y + y_offset,
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c->titlebar->sw->geometry.width,
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width);
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break;
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}
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titlebar_draw(c);
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}
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/** Update the titlebar geometry for a tiled client.
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* \param c The client.
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* \param geometry The geometry the client will receive.
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*/
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void
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titlebar_update_geometry(client_t *c, area_t geometry)
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{
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int width, x_offset = 0 , y_offset = 0;
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if(!c->titlebar || !c->titlebar->sw)
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return;
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switch(c->titlebar->position)
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{
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default:
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return;
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case Top:
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if(!c->titlebar->width)
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width = geometry.width + 2 * c->border;
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else
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width = MIN(c->titlebar->width, geometry.width);
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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x_offset = 2 * c->border + geometry.width - width;
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break;
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case AlignCenter:
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x_offset = (geometry.width - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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geometry.x + x_offset,
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geometry.y,
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width,
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c->titlebar->sw->geometry.height);
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break;
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case Bottom:
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if(c->titlebar->width)
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width = geometry.width + 2 * c->border;
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else
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width = MIN(c->titlebar->width, geometry.width);
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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x_offset = 2 * c->border + geometry.width - width;
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break;
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case AlignCenter:
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x_offset = (geometry.width - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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geometry.x + x_offset,
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geometry.y + geometry.height
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- c->titlebar->sw->geometry.height + 2 * c->border,
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width,
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c->titlebar->sw->geometry.height);
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break;
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case Left:
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if(!c->titlebar->width)
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width = geometry.height + 2 * c->border;
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else
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width = MIN(c->titlebar->width, geometry.height);
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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y_offset = 2 * c->border + geometry.height - width;
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break;
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case AlignCenter:
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y_offset = (geometry.height - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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geometry.x,
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geometry.y + y_offset,
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c->titlebar->sw->geometry.width,
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width);
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break;
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case Right:
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if(c->titlebar->width)
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width = geometry.height + 2 * c->border;
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else
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width = MIN(c->titlebar->width, geometry.height);
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switch(c->titlebar->align)
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{
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default:
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break;
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case AlignRight:
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y_offset = 2 * c->border + geometry.height - width;
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break;
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case AlignCenter:
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y_offset = (geometry.height - width) / 2;
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break;
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}
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simplewindow_move_resize(c->titlebar->sw,
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geometry.x + geometry.width
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- c->titlebar->sw->geometry.width + 2 * c->border,
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geometry.y + y_offset,
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c->titlebar->sw->geometry.width,
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width);
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break;
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}
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titlebar_draw(c);
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}
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/** Set client titlebar position.
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* \param c The client.
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*/
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void
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titlebar_init(client_t *c)
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{
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int width = 0, height = 0;
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switch(c->titlebar->position)
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{
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default:
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c->titlebar->position = Off;
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if(c->titlebar->sw)
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xcb_unmap_window(globalconf.connection, c->titlebar->sw->window);
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return;
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case Top:
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case Bottom:
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if(c->titlebar->width)
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width = MIN(c->titlebar->width, c->geometry.width);
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else
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width = c->geometry.width + 2 * c->border;
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height = c->titlebar->height;
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break;
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case Left:
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case Right:
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if(c->titlebar->width)
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height = MIN(c->titlebar->width, c->geometry.height);
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else
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height = c->geometry.height + 2 * c->border;
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width = c->titlebar->height;
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break;
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}
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/* Delete old statusbar */
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simplewindow_delete(&c->titlebar->sw);
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c->titlebar->sw = simplewindow_new(globalconf.connection,
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c->phys_screen, 0, 0,
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width, height, 0);
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titlebar_draw(c);
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xcb_map_window(globalconf.connection, c->titlebar->sw->window);
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}
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/** Create a new titlebar.
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* \param A table with values: align, position, fg, bg, width and height.
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* \return A brand new titlebar.
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*/
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static int
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luaA_titlebar_new(lua_State *L)
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{
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titlebar_t **tb;
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int objpos;
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const char *color;
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luaA_checktable(L, 1);
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tb = lua_newuserdata(L, sizeof(titlebar_t *));
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*tb = p_new(titlebar_t, 1);
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objpos = lua_gettop(L);
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(*tb)->align = draw_align_get_from_str(luaA_getopt_string(L, 1, "align", "left"));
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(*tb)->width = luaA_getopt_number(L, 1, "width", 0);
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(*tb)->height = luaA_getopt_number(L, 1, "height", 0);
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if((*tb)->height <= 0)
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/* 1.5 as default factor, it fits nice but no one knows why */
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(*tb)->height = 1.5 * globalconf.font->height;
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(*tb)->position = position_get_from_str(luaA_getopt_string(L, 1, "position", "top"));
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lua_getfield(L, 1, "fg");
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if((color = luaL_optstring(L, -1, NULL)))
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xcolor_new(globalconf.connection, globalconf.default_screen,
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color, &(*tb)->colors.fg);
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else
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(*tb)->colors.fg = globalconf.colors.fg;
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lua_getfield(L, 1, "bg");
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if((color = luaL_optstring(L, -1, NULL)))
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xcolor_new(globalconf.connection, globalconf.default_screen,
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color, &(*tb)->colors.bg);
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else
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(*tb)->colors.bg = globalconf.colors.bg;
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titlebar_ref(tb);
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lua_pushvalue(L, objpos);
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return luaA_settype(L, "titlebar");
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}
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/** Add a widget to a titlebar.
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* \param A widget.
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*/
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static int
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luaA_titlebar_widget_add(lua_State *L)
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{
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titlebar_t **tb = luaL_checkudata(L, 1, "titlebar");
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widget_t **widget = luaL_checkudata(L, 2, "widget");
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widget_node_t *w = p_new(widget_node_t, 1);
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client_t *c;
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w->widget = *widget;
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widget_node_list_append(&(*tb)->widgets, w);
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widget_ref(widget);
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for(c = globalconf.clients; c; c = c->next)
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if(c->titlebar == *tb)
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{
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titlebar_draw(c);
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break;
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}
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return 0;
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}
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/** Get all widgets from a titlebar.
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* \return A table with all widgets from the titlebar.
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*/
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static int
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luaA_titlebar_widget_get(lua_State *L)
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{
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titlebar_t **tb = luaL_checkudata(L, 1, "titlebar");
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widget_node_t *widget;
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int i = 1;
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lua_newtable(L);
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for(widget = (*tb)->widgets; widget; widget = widget->next)
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{
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luaA_widget_userdata_new(widget->widget);
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/* ref again for the list */
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widget_ref(&widget->widget);
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lua_rawseti(L, -2, i++);
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}
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return 1;
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}
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/** Create a new titlebar userdata.
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* \param t The titlebar.
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*/
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int
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luaA_titlebar_userdata_new(titlebar_t *t)
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{
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titlebar_t **tb = lua_newuserdata(globalconf.L, sizeof(titlebar_t *));
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*tb = t;
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titlebar_ref(tb);
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return luaA_settype(globalconf.L, "titlebar");
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}
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static int
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luaA_titlebar_gc(lua_State *L)
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{
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titlebar_t **titlebar = luaL_checkudata(L, 1, "titlebar");
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titlebar_unref(titlebar);
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return 0;
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}
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static int
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luaA_titlebar_tostring(lua_State *L)
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{
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titlebar_t **p = luaL_checkudata(L, 1, "titlebar");
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lua_pushfstring(L, "[titlebar udata(%p)]", *p);
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return 1;
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}
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static int
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luaA_titlebar_eq(lua_State *L)
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{
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titlebar_t **t1 = luaL_checkudata(L, 1, "titlebar");
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titlebar_t **t2 = luaL_checkudata(L, 2, "titlebar");
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lua_pushboolean(L, (*t1 == *t2));
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return 1;
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}
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const struct luaL_reg awesome_titlebar_methods[] =
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{
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{ "new", luaA_titlebar_new },
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{ NULL, NULL }
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};
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const struct luaL_reg awesome_titlebar_meta[] =
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{
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{ "widget_add", luaA_titlebar_widget_add },
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{ "widget_get", luaA_titlebar_widget_get },
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{ "__eq", luaA_titlebar_eq },
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{ "__gc", luaA_titlebar_gc },
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{ "__tostring", luaA_titlebar_tostring },
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{ NULL, NULL }
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};
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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