awesome/widgets/textbox.c

102 lines
2.7 KiB
C

/*
* textbox.c - text box widget
*
* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
* Copyright © 2007 Aldo Cortesi <aldo@nullcube.com>
*
* 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 "widget.h"
#include "screen.h"
#include "common/util.h"
#include "common/configopts.h"
extern awesome_t globalconf;
typedef struct
{
char *text;
int width;
} Data;
static int
textbox_draw(draw_context_t *ctx, int screen __attribute__ ((unused)),
widget_node_t *w,
int width, int height, int offset, int used,
void *p __attribute__ ((unused)))
{
Data *d = w->widget->data;
if(d->width)
w->area.width = d->width;
else if(w->widget->align == AlignFlex)
w->area.width = width - used;
else
w->area.width = MIN(draw_text_extents(ctx->connection,
ctx->phys_screen,
globalconf.font, d->text).width,
width - used);
w->area.height = height;
w->area.x = widget_calculate_offset(width,
w->area.width,
offset,
w->widget->align);
w->area.y = 0;
draw_text(ctx, globalconf.font,
w->area, d->text);
return w->area.width;
}
static widget_tell_status_t
textbox_tell(widget_t *widget, const char *property, const char *new_value)
{
Data *d = widget->data;
if(!a_strcmp(property, "text"))
{
p_delete(&d->text);
d->text = a_strdup(new_value);
}
else if(!a_strcmp(property, "width"))
d->width = atoi(new_value);
else
return WIDGET_ERROR;
return WIDGET_NOERROR;
}
widget_t *
textbox_new(alignment_t align)
{
widget_t *w;
Data *d;
w = p_new(widget_t, 1);
widget_common_new(w);
w->align = align;
w->draw = textbox_draw;
w->tell = textbox_tell;
w->data = d = p_new(Data, 1);
return w;
}
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