awesome/statusbar.c

328 lines
9.8 KiB
C

/*
* statusbar.c - statusbar functions
*
* 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 <math.h>
#include "statusbar.h"
#include "screen.h"
#include "tag.h"
#include "widget.h"
#include "window.h"
extern AwesomeConf globalconf;
static void
statusbar_position_update(Statusbar *statusbar)
{
Statusbar *sb;
area_t area;
if(statusbar->position == Off)
{
XUnmapWindow(globalconf.display, statusbar->sw->window);
return;
}
XMapRaised(globalconf.display, statusbar->sw->window);
/* Top and Bottom Statusbar have prio */
if(statusbar->position == Top || statusbar->position == Bottom)
area = screen_get_area(statusbar->screen,
NULL,
&globalconf.screens[statusbar->screen].padding);
else
area = screen_get_area(statusbar->screen,
globalconf.screens[statusbar->screen].statusbar,
&globalconf.screens[statusbar->screen].padding);
for(sb = globalconf.screens[statusbar->screen].statusbar; sb && sb != statusbar; sb = sb->next)
switch(sb->position)
{
case Top:
if(sb->position == statusbar->position)
area.y += sb->height;
break;
case Bottom:
if(sb->position == statusbar->position)
area.height -= sb->height;
break;
case Left:
/* we need to re-add our own value removed in the
* screen_get_area computation */
if(statusbar->position == Left
|| statusbar->position == Right)
{
area.x -= statusbar->sw->geometry.width;
area.width += statusbar->sw->geometry.width;
}
break;
case Right:
if(statusbar->position == Left
|| statusbar->position == Right)
area.width += statusbar->sw->geometry.width;
break;
default:
break;
}
switch(statusbar->position)
{
case Top:
simplewindow_move(statusbar->sw, area.x, area.y);
break;
case Bottom:
simplewindow_move(statusbar->sw, area.x, (area.y + area.height) - statusbar->sw->geometry.height);
break;
case Left:
simplewindow_move(statusbar->sw, area.x - statusbar->sw->geometry.width,
(area.y + area.height) - statusbar->sw->geometry.height);
break;
case Right:
simplewindow_move(statusbar->sw, area.x + area.width, area.y);
break;
default:
break;
}
}
static void
statusbar_draw(Statusbar *statusbar)
{
int phys_screen = get_phys_screen(statusbar->screen);
Widget *widget;
int left = 0, right = 0;
area_t rectangle = { 0, 0, 0, 0, NULL, NULL };
Drawable d;
/* don't waste our time */
switch(statusbar->position)
{
case Off:
return;
break;
case Right:
case Left:
/* we need a new pixmap this way [ ] to render */
XFreePixmap(globalconf.display, statusbar->sw->drawable);
d = XCreatePixmap(globalconf.display,
RootWindow(globalconf.display, phys_screen),
statusbar->width, statusbar->height,
DefaultDepth(globalconf.display, phys_screen));
statusbar->sw->drawable = d;
break;
default:
break;
}
DrawCtx *ctx = draw_context_new(globalconf.display,
phys_screen,
statusbar->width,
statusbar->height,
statusbar->sw->drawable);
rectangle.width = statusbar->width;
rectangle.height = statusbar->height;
draw_rectangle(ctx, rectangle, True,
globalconf.screens[statusbar->screen].styles.normal.bg);
for(widget = statusbar->widgets; widget; widget = widget->next)
if (widget->alignment == AlignLeft)
{
widget->cache.needs_update = False;
left += widget->draw(widget, ctx, left, (left + right));
}
/* renders right widget from last to first */
for(widget = *widget_list_last(&statusbar->widgets);
widget;
widget = widget_list_prev(&statusbar->widgets, widget))
if (widget->alignment == AlignRight)
{
widget->cache.needs_update = False;
right += widget->draw(widget, ctx, right, (left + right));
}
for(widget = statusbar->widgets; widget; widget = widget->next)
if (widget->alignment == AlignFlex)
{
widget->cache.needs_update = False;
left += widget->draw(widget, ctx, left, (left + right));
}
switch(statusbar->position)
{
case Right:
d = draw_rotate(ctx, phys_screen, M_PI_2,
statusbar->height, 0);
XFreePixmap(globalconf.display, statusbar->sw->drawable);
statusbar->sw->drawable = d;
break;
case Left:
d = draw_rotate(ctx, phys_screen, - M_PI_2,
0, statusbar->width);
XFreePixmap(globalconf.display, statusbar->sw->drawable);
statusbar->sw->drawable = d;
break;
default:
break;
}
draw_context_delete(ctx);
statusbar_display(statusbar);
}
void
statusbar_display(Statusbar *statusbar)
{
/* don't waste our time */
if(statusbar->position != Off)
simplewindow_refresh_drawable(statusbar->sw, get_phys_screen(statusbar->screen));
}
void
statusbar_preinit(Statusbar *statusbar)
{
if(statusbar->height <= 0)
/* 1.5 as default factor, it fits nice but no one knows why */
statusbar->height = 1.5 * MAX(globalconf.screens[statusbar->screen].styles.normal.font->height,
MAX(globalconf.screens[statusbar->screen].styles.focus.font->height,
globalconf.screens[statusbar->screen].styles.urgent.font->height));
}
void
statusbar_init(Statusbar *statusbar)
{
Statusbar *sb;
int phys_screen = get_phys_screen(statusbar->screen);
area_t area = screen_get_area(statusbar->screen,
globalconf.screens[statusbar->screen].statusbar,
&globalconf.screens[statusbar->screen].padding);
/* Top and Bottom Statusbar have prio */
for(sb = globalconf.screens[statusbar->screen].statusbar; sb; sb = sb->next)
switch(sb->position)
{
case Left:
case Right:
area.width += sb->height;
break;
default:
break;
}
if(statusbar->width <= 0)
{
if(statusbar->position == Right || statusbar->position == Left)
statusbar->width = area.height;
else
statusbar->width = area.width;
}
switch(statusbar->position)
{
case Right:
case Left:
statusbar->sw =
simplewindow_new(globalconf.display, phys_screen, 0, 0,
statusbar->height, statusbar->width, 0);
break;
default:
statusbar->sw =
simplewindow_new(globalconf.display, phys_screen, 0, 0,
statusbar->width, statusbar->height, 0);
break;
}
widget_calculate_alignments(statusbar->widgets);
statusbar_position_update(statusbar);
statusbar_draw(statusbar);
}
void
statusbar_refresh()
{
int screen;
Statusbar *statusbar;
Widget *widget;
for(screen = 0; screen < globalconf.screens_info->nscreen; screen++)
for(statusbar = globalconf.screens[screen].statusbar;
statusbar;
statusbar = statusbar->next)
for(widget = statusbar->widgets; widget; widget = widget->next)
if(widget->cache.needs_update)
{
statusbar_draw(statusbar);
break;
}
}
static Statusbar *
statusbar_get_byname(int screen, const char *name)
{
Statusbar *sb;
for(sb = globalconf.screens[screen].statusbar; sb; sb = sb->next)
if(!a_strcmp(sb->name, name))
return sb;
return NULL;
}
static void
statusbar_toggle(Statusbar *statusbar)
{
if(statusbar->position == Off)
statusbar->position = (statusbar->dposition == Off) ? Top : statusbar->dposition;
else
statusbar->position = Off;
globalconf.screens[statusbar->screen].need_arrange = True;
}
/** Toggle statusbar
* \param screen Screen ID
* \param arg statusbar name
* \ingroup ui_callback
*/
void
uicb_statusbar_toggle(int screen, char *arg)
{
Statusbar *sb = statusbar_get_byname(screen, arg);
if(sb)
statusbar_toggle(sb);
else
for(sb = globalconf.screens[screen].statusbar; sb; sb = sb->next)
statusbar_toggle(sb);
for(sb = globalconf.screens[screen].statusbar; sb; sb = sb->next)
statusbar_position_update(sb);
}
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