380 lines
12 KiB
C
380 lines
12 KiB
C
/*
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* progressbar.c - progress bar widget
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*
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* Copyright © 2007-2008 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 <string.h>
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#include "widget.h"
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#include "screen.h"
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#include "common/util.h"
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extern AwesomeConf globalconf;
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typedef struct
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{
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/** Percent 0 to 100 */
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int *percent;
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/** data_title of the data */
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char **data_title;
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/** Width of the data_items */
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int width;
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/** Padding */
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int padding;
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/** Pixel between data_items (bars) */
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int gap;
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/** reverse drawing */
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Bool *reverse;
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/** Number of data_items (bars) */
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int data_items;
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/** Height 0-1, where 1 is height of statusbar */
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float height;
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/** Foreground color */
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XColor *fg;
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/** Foreground color when bar is half-full */
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XColor **pfg_center;
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/** Foreground color when bar is full */
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XColor **pfg_end;
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/** Background color */
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XColor *bg;
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/** Border color */
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XColor *bordercolor;
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} Data;
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static int
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progressbar_draw(Widget *widget, DrawCtx *ctx, int offset,
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int used __attribute__ ((unused)))
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{
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int i, width, pwidth, margin_top, pb_height, left_offset;
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Area rectangle;
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Data *d = widget->data;
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if (!d->data_items)
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return 0;
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width = d->width - 2 * d->padding;
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if(!widget->user_supplied_x)
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widget->area.x = widget_calculate_offset(widget->statusbar->width,
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d->width,
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offset,
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widget->alignment);
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if(!widget->user_supplied_y)
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widget->area.y = 0;
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margin_top = (int) (widget->statusbar->height * (1 - d->height)) / 2 + 0.5 + widget->area.y;
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pb_height = (int) ((widget->statusbar->height * d->height - (d->gap * (d->data_items - 1))) / d->data_items + 0.5);
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left_offset = widget->area.x + d->padding;
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for(i = 0; i < d->data_items; i++)
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{
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if(d->reverse[i])
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pwidth = (int)(((width - 2) * (100 - d->percent[i])) / 100);
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else
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pwidth = (int)(((width - 2) * d->percent[i]) / 100);
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rectangle.x = left_offset;
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rectangle.y = margin_top;
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rectangle.width = width;
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rectangle.height = pb_height;
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draw_rectangle(ctx, rectangle, False, d->bordercolor[i]);
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if(pwidth > 0) /* filled area */
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{
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rectangle.x = left_offset + 1;
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rectangle.y = margin_top + 1;
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rectangle.width = pwidth;
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rectangle.height = pb_height - 2;
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if(d->reverse[i])
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draw_rectangle(ctx, rectangle, True, d->bg[i]);
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else
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draw_rectangle_gradient(ctx, rectangle, True, left_offset + 1, width - 2,
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&(d->fg[i]), d->pfg_center[i], d->pfg_end[i]);
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}
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if(width - 2 - pwidth > 0) /* not filled area */
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{
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rectangle.x = left_offset + 1 + pwidth;
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rectangle.y = margin_top + 1;
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rectangle.width = width - 2 - pwidth;
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rectangle.height = pb_height - 2;
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if(d->reverse[i])
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draw_rectangle_gradient(ctx, rectangle, True, left_offset + 1, width - 2,
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d->pfg_end[i], d->pfg_center[i], &(d->fg[i]));
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else
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draw_rectangle(ctx, rectangle, True, d->bg[i]);
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}
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margin_top += (pb_height + d->gap);
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}
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widget->area.width = d->width;
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widget->area.height = widget->statusbar->height;
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return widget->area.width;
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}
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static widget_tell_status_t
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progressbar_tell(Widget *widget, char *property, char *command)
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{
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Data *d = widget->data;
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int i = 0, percent, tmp;
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Bool flag;
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char *title, *setting;
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if(!d->data_items)
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return WIDGET_ERROR_CUSTOM; /* error already printed on _new */
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if(!command)
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return WIDGET_ERROR_NOVALUE;
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if(!a_strcmp(property, "data"))
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{
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title = strtok(command, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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percent = atoi(setting);
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d->percent[i] = (percent < 0 ? 0 : (percent > 100 ? 100 : percent));
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return WIDGET_NOERROR;
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}
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return WIDGET_ERROR_FORMAT_SECTION;
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}
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else if(!a_strcmp(property, "fg"))
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{
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title = strtok(command, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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if(draw_color_new(globalconf.display, get_phys_screen(widget->statusbar->screen),
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setting, &d->fg[i]))
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return WIDGET_NOERROR;
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else
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return WIDGET_ERROR_FORMAT_COLOR;
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}
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return WIDGET_ERROR_FORMAT_SECTION;
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}
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else if(!a_strcmp(property, "bg"))
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{
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title = strtok(command, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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if(draw_color_new(globalconf.display, get_phys_screen(widget->statusbar->screen),
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setting, &d->bg[i]))
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return WIDGET_NOERROR;
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else
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return WIDGET_ERROR_FORMAT_COLOR;
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}
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return WIDGET_ERROR_FORMAT_SECTION;
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}
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else if(!a_strcmp(property, "fg_center"))
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{
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title = strtok(command, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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flag = False;
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if(!d->pfg_center[i])
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{
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flag = True; /* p_delete && restore to NULL, if draw_color_new unsuccessful */
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d->pfg_center[i] = p_new(XColor, 1);
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}
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if(!(draw_color_new(globalconf.display, get_phys_screen(widget->statusbar->screen),
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setting, d->pfg_center[i])))
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{
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if(flag) /* restore */
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{
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p_delete(&d->pfg_center[i]);
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d->pfg_center[i] = NULL;
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}
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return WIDGET_ERROR_FORMAT_COLOR;
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}
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return WIDGET_NOERROR;
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}
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return WIDGET_ERROR_FORMAT_SECTION;
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}
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else if(!a_strcmp(property, "fg_end"))
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{
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title = strtok(command, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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flag = False;
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if(!d->pfg_end[i])
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{
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flag = True;
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d->pfg_end[i] = p_new(XColor, 1);
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}
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if(!(draw_color_new(globalconf.display, get_phys_screen(widget->statusbar->screen),
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setting, d->pfg_end[i])))
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{
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if(flag) /* restore */
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{
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p_delete(&d->pfg_end[i]);
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d->pfg_end[i] = NULL;
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}
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return WIDGET_ERROR_FORMAT_COLOR;
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}
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return WIDGET_NOERROR;
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}
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}
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else if(!a_strcmp(property, "bordercolor"))
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{
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title = strtok(command, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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if(draw_color_new(globalconf.display, get_phys_screen(widget->statusbar->screen),
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setting, &d->bordercolor[i]))
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return WIDGET_NOERROR;
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else
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return WIDGET_ERROR_FORMAT_COLOR;
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}
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return WIDGET_ERROR_FORMAT_SECTION;
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}
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else if(!a_strcmp(property, "gap"))
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d->gap = atoi(command);
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else if(!a_strcmp(property, "width"))
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{
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tmp = atoi(command);
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if(tmp - d->padding < 3)
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{
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warn("progressbar widget needs: (width - padding) >= 3. Ignoring command.\n");
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return WIDGET_ERROR_CUSTOM;
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}
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else
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d->width = tmp;
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}
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else if(!a_strcmp(property, "height"))
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d->height = atof(command);
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else if(!a_strcmp(property, "padding"))
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{
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tmp = atoi(command);
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if(d->width - tmp < 3)
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{
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warn("progressbar widget needs: (width - padding) >= 3. Ignoring command.\n");
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return WIDGET_ERROR_CUSTOM;
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}
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else
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d->padding = tmp;
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}
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else
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return WIDGET_ERROR;
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return WIDGET_NOERROR;
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}
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Widget *
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progressbar_new(Statusbar *statusbar, cfg_t *config)
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{
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Widget *w;
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Data *d;
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char *color;
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int i, phys_screen = get_phys_screen(statusbar->screen);
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cfg_t *cfg;
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w = p_new(Widget, 1);
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widget_common_new(w, statusbar, config);
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w->draw = progressbar_draw;
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w->tell = progressbar_tell;
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d = w->data = p_new(Data, 1);
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d->width = cfg_getint(config, "width");
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d->padding = cfg_getint(config, "padding");
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if(d->width - d->padding < 3)
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{
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warn("progressbar widget needs: (width - padding) >= 3\n");
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return w;
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}
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d->height = cfg_getfloat(config, "height");
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d->gap = cfg_getint(config, "gap");
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w->alignment = draw_get_align(cfg_getstr(config, "align"));
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if(!(d->data_items = cfg_size(config, "data")))
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{
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warn("progressbar widget needs at least one bar section\n");
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return w;
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}
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d->fg = p_new(XColor, d->data_items);
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d->pfg_end = p_new(XColor *, d->data_items);
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d->pfg_center = p_new(XColor *, d->data_items);
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d->bg = p_new(XColor, d->data_items);
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d->bordercolor = p_new(XColor, d->data_items);
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d->percent = p_new(int, d->data_items);
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d->reverse = p_new(Bool, d->data_items);
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d->data_title = p_new(char *, d->data_items);
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for(i = 0; i < d->data_items; i++)
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{
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cfg = cfg_getnsec(config, "data", i);
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d->data_title[i] = a_strdup(cfg_title(cfg));
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if(!(d->reverse[i] = cfg_getbool(cfg, "reverse")))
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d->reverse[i] = False;
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if((color = cfg_getstr(cfg, "fg")))
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draw_color_new(globalconf.display, phys_screen, color, &d->fg[i]);
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else
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d->fg[i] = globalconf.screens[statusbar->screen].colors_normal[ColFG];
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if((color = cfg_getstr(cfg, "fg_center")))
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{
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d->pfg_center[i] = p_new(XColor, 1);
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draw_color_new(globalconf.display, phys_screen, color, d->pfg_center[i]);
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}
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if((color = cfg_getstr(cfg, "fg_end")))
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{
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d->pfg_end[i] = p_new(XColor, 1);
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draw_color_new(globalconf.display, phys_screen, color, d->pfg_end[i]);
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}
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if((color = cfg_getstr(cfg, "bg")))
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draw_color_new(globalconf.display, phys_screen, color, &d->bg[i]);
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else
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d->bg[i] = globalconf.screens[statusbar->screen].colors_normal[ColBG];
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if((color = cfg_getstr(cfg, "bordercolor")))
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draw_color_new(globalconf.display, phys_screen, color, &d->bordercolor[i]);
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else
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d->bordercolor[i] = d->fg[i];
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}
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return w;
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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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