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/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
preview.c for ObConf, the configuration tool for Openbox
Copyright (c) 2007 Javeed Shaikh
Copyright (c) 2007 Dana Jansens
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.
See the COPYING file for a copy of the GNU General Public License.
*/
#include "theme.h"
#include "main.h"
#include "tree.h"
#include <string.h>
#include <obrender/theme.h>
#define PADDING 2 /* openbox does it :/ */
static void theme_pixmap_paint(RrAppearance *a, gint w, gint h)
{
Pixmap out = RrPaintPixmap(a, w, h);
if (out) XFreePixmap(RrDisplay(a->inst), out);
}
static guint32 rr_color_pixel(const RrColor *c)
{
return (guint32)((RrColorRed(c) << 24) + (RrColorGreen(c) << 16) +
+ (RrColorBlue(c) << 8) + 0xff);
}
/* XXX: Make this more general */
static GdkPixbuf* preview_menu(RrTheme *theme)
{
RrAppearance *title;
RrAppearance *title_text;
RrAppearance *menu;
RrAppearance *background;
RrAppearance *normal;
RrAppearance *disabled;
RrAppearance *selected;
RrAppearance *bullet; /* for submenu */
GdkPixmap *pixmap;
GdkPixbuf *pixbuf;
/* width and height of the whole menu */
gint width, height;
gint x, y;
gint title_h;
gint tw, th;
gint bw, bh;
gint unused;
/* set up appearances */
title = theme->a_menu_title;
title_text = theme->a_menu_text_title;
title_text->surface.parent = title;
title_text->texture[0].data.text.string = "Menu";
normal = theme->a_menu_text_normal;
normal->texture[0].data.text.string = "Normal";
disabled = theme->a_menu_text_disabled;
disabled->texture[0].data.text.string = "Disabled";
selected = theme->a_menu_text_selected;
selected->texture[0].data.text.string = "Selected";
bullet = theme->a_menu_bullet_normal;
/* determine window size */
RrMinSize(normal, &width, &th);
width += th + PADDING; /* make space for the bullet */
//height = th;
width += 2*theme->mbwidth + 2*PADDING;
/* get minimum title size */
RrMinSize(title, &tw, &title_h);
/* size of background behind each text line */
bw = width - 2*theme->mbwidth;
//title_h += 2*PADDING;
title_h = theme->menu_title_height;
RrMinSize(normal, &unused, &th);
bh = th + 2*PADDING;
height = title_h + 3*bh + 3*theme->mbwidth;
//height += 3*th + 3*theme->mbwidth + 5*PADDING;
/* set border */
pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, width, height);
gdk_pixbuf_fill(pixbuf, rr_color_pixel(theme->menu_border_color));
/* draw title */
x = y = theme->mbwidth;
theme_pixmap_paint(title, bw, title_h);
/* draw title text */
title_text->surface.parentx = 0;
title_text->surface.parenty = 0;
theme_pixmap_paint(title_text, bw, title_h);
pixmap = gdk_pixmap_foreign_new(title_text->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, bw, title_h);
/* menu appears after title */
y += theme->mbwidth + title_h;
/* fill in menu appearance, used as the parent to every menu item's bg */
menu = theme->a_menu;
th = height - 3*theme->mbwidth - title_h;
theme_pixmap_paint(menu, bw, th);
pixmap = gdk_pixmap_foreign_new(menu->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, bw, th);
/* fill in background appearance, used as the parent to text items */
background = theme->a_menu_normal;
background->surface.parent = menu;
background->surface.parentx = 0;
background->surface.parenty = 0;
/* draw background for normal entry */
theme_pixmap_paint(background, bw, bh);
pixmap = gdk_pixmap_foreign_new(background->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, bw, bh);
/* draw normal entry */
normal->surface.parent = background;
normal->surface.parentx = PADDING;
normal->surface.parenty = PADDING;
x += PADDING;
y += PADDING;
RrMinSize(normal, &tw, &th);
theme_pixmap_paint(normal, tw, th);
pixmap = gdk_pixmap_foreign_new(normal->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, tw, th);
/* draw bullet */
RrMinSize(normal, &tw, &th);
bullet->surface.parent = background;
bullet->surface.parentx = bw - th;
bullet->surface.parenty = PADDING;
theme_pixmap_paint(bullet, th, th);
pixmap = gdk_pixmap_foreign_new(bullet->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, width - theme->mbwidth - th, y,
th, th);
y += th + 2*PADDING;
/* draw background for disabled entry */
background->surface.parenty = bh;
theme_pixmap_paint(background, bw, bh);
pixmap = gdk_pixmap_foreign_new(background->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x - PADDING, y - PADDING,
bw, bh);
/* draw disabled entry */
RrMinSize(disabled, &tw, &th);
disabled->surface.parent = background;
disabled->surface.parentx = PADDING;
disabled->surface.parenty = PADDING;
theme_pixmap_paint(disabled, tw, th);
pixmap = gdk_pixmap_foreign_new(disabled->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, tw, th);
y += th + 2*PADDING;
/* draw background for selected entry */
background = theme->a_menu_selected;
background->surface.parent = menu;
background->surface.parentx = 2*bh;
theme_pixmap_paint(background, bw, bh);
pixmap = gdk_pixmap_foreign_new(background->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x - PADDING, y - PADDING,
bw, bh);
/* draw selected entry */
RrMinSize(selected, &tw, &th);
selected->surface.parent = background;
selected->surface.parentx = PADDING;
selected->surface.parenty = PADDING;
theme_pixmap_paint(selected, tw, th);
pixmap = gdk_pixmap_foreign_new(selected->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, tw, th);
return pixbuf;
}
static GdkPixbuf* preview_window(RrTheme *theme, const gchar *titlelayout,
gboolean focus, gint width, gint height)
{
RrAppearance *title;
RrAppearance *handle;
RrAppearance *a;
GdkPixmap *pixmap;
GdkPixbuf *pixbuf = NULL;
GdkPixbuf *scratch;
gint w, label_w, h, x, y;
const gchar *layout;
title = focus ? theme->a_focused_title : theme->a_unfocused_title;
/* set border */
pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, width, height);
gdk_pixbuf_fill(pixbuf,
rr_color_pixel(focus ?
theme->frame_focused_border_color :
theme->frame_unfocused_border_color));
/* title */
w = width - 2*theme->fbwidth;
h = theme->title_height;
theme_pixmap_paint(title, w, h);
x = y = theme->fbwidth;
pixmap = gdk_pixmap_foreign_new(title->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
/* calculate label width */
label_w = width - (theme->paddingx + theme->fbwidth + 1) * 2;
for (layout = titlelayout; *layout; layout++) {
switch (*layout) {
case 'N':
label_w -= theme->button_size + 2 + theme->paddingx + 1;
break;
case 'D':
case 'S':
case 'I':
case 'M':
case 'C':
label_w -= theme->button_size + theme->paddingx + 1;
break;
default:
break;
}
}
x = theme->paddingx + theme->fbwidth + 1;
y += theme->paddingy;
for (layout = titlelayout; *layout; layout++) {
/* icon */
if (*layout == 'N') {
a = theme->a_icon;
/* set default icon */
a->texture[0].type = RR_TEXTURE_RGBA;
a->texture[0].data.rgba.width = 48;
a->texture[0].data.rgba.height = 48;
a->texture[0].data.rgba.alpha = 0xff;
a->texture[0].data.rgba.data = theme->def_win_icon;
a->surface.parent = title;
a->surface.parentx = x - theme->fbwidth;
a->surface.parenty = theme->paddingy;
w = h = theme->button_size + 2;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
x += theme->button_size + 2 + theme->paddingx + 1;
} else if (*layout == 'L') { /* label */
a = focus ? theme->a_focused_label : theme->a_unfocused_label;
a->texture[0].data.text.string = focus ? "Active" : "Inactive";
a->surface.parent = title;
a->surface.parentx = x - theme->fbwidth;
a->surface.parenty = theme->paddingy;
w = label_w;
h = theme->label_height;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
x += w + theme->paddingx + 1;
} else {
/* buttons */
switch (*layout) {
case 'D':
a = focus ?
theme->a_focused_unpressed_desk :
theme->a_unfocused_unpressed_desk;
break;
case 'S':
a = focus ?
theme->a_focused_unpressed_shade :
theme->a_unfocused_unpressed_shade;
break;
case 'I':
a = focus ?
theme->a_focused_unpressed_iconify :
theme->a_unfocused_unpressed_iconify;
break;
case 'M':
a = focus ?
theme->a_focused_unpressed_max :
theme->a_unfocused_unpressed_max;
break;
case 'C':
a = focus ?
theme->a_focused_unpressed_close :
theme->a_unfocused_unpressed_close;
break;
default:
continue;
}
a->surface.parent = title;
a->surface.parentx = x - theme->fbwidth;
a->surface.parenty = theme->paddingy + 1;
w = theme->button_size;
h = theme->button_size;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
/* use y + 1 because these buttons should be centered wrt the label
*/
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y + 1, w, h);
x += theme->button_size + theme->paddingx + 1;
}
}
if (theme->handle_height) {
/* handle */
handle = focus ? theme->a_focused_handle : theme->a_unfocused_handle;
x = 2*theme->fbwidth + theme->grip_width;
y = height - theme->fbwidth - theme->handle_height;
w = width - 4*theme->fbwidth - 2*theme->grip_width;
h = theme->handle_height;
theme_pixmap_paint(handle, w, h);
pixmap = gdk_pixmap_foreign_new(handle->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
/* openbox handles this drawing stuff differently (it fills the bottom
* of the window with the handle), so it avoids this bug where
* parentrelative grips are not fully filled. i'm avoiding it slightly
* differently. */
theme_pixmap_paint(handle, width, h);
/* grips */
a = focus ? theme->a_focused_grip : theme->a_unfocused_grip;
a->surface.parent = handle;
x = theme->fbwidth;
/* same y and h as handle */
w = theme->grip_width;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
/* right grip */
x = width - theme->fbwidth - theme->grip_width;
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
}
/* title separator colour */
x = theme->fbwidth;
y = theme->fbwidth + theme->title_height;
w = width - 2*theme->fbwidth;
h = theme->fbwidth;
scratch = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, w, h);
gdk_pixbuf_fill(scratch, rr_color_pixel(focus ?
theme->title_separator_focused_color :
theme->title_separator_unfocused_color));
gdk_pixbuf_copy_area(scratch, 0, 0, w, h, pixbuf, x, y);
/* retarded way of adding client colour */
x = theme->fbwidth;
y = theme->title_height + 2*theme->fbwidth;
w = width - 2*theme->fbwidth;
h = height - theme->title_height - 3*theme->fbwidth -
(theme->handle_height ? (theme->fbwidth + theme->handle_height) : 0);
scratch = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, w, h);
gdk_pixbuf_fill(scratch, rr_color_pixel(focus ?
theme->cb_focused_color :
theme->cb_unfocused_color));
gdk_pixbuf_copy_area(scratch, 0, 0, w, h, pixbuf, x, y);
/* clear (no alpha!) the area where the client resides */
gdk_pixbuf_fill(scratch, 0xffffffff);
gdk_pixbuf_copy_area(scratch, 0, 0,
w - 2*theme->cbwidthx,
h - 2*theme->cbwidthy,
pixbuf,
x + theme->cbwidthx,
y + theme->cbwidthy);
return pixbuf;
}
static gint theme_label_width(RrTheme *theme, gboolean active)
{
gint w, h;
RrAppearance *label;
if (active) {
label = theme->a_focused_label;
label->texture[0].data.text.string = "Active";
} else {
label = theme->a_unfocused_label;
label->texture[0].data.text.string = "Inactive";
}
return RrMinWidth(label);
}
static gint theme_window_min_width(RrTheme *theme, const gchar *titlelayout)
{
gint numbuttons = strlen(titlelayout);
gint w = 2 * theme->fbwidth + (numbuttons + 3) * (theme->paddingx + 1);
if (g_strrstr(titlelayout, "L")) {
numbuttons--;
w += MAX(theme_label_width(theme, TRUE),
theme_label_width(theme, FALSE));
}
w += theme->button_size * numbuttons;
return w;
}
GdkPixbuf *preview_theme(const gchar *name, const gchar *titlelayout,
RrFont *active_window_font,
RrFont *inactive_window_font,
RrFont *menu_title_font,
RrFont *menu_item_font,
RrFont *osd_active_font,
RrFont *osd_inactive_font)
{
GdkPixbuf *preview;
GdkPixbuf *menu;
GdkPixbuf *window;
gint window_w;
gint menu_w;
gint w, h;
RrTheme *theme = RrThemeNew(rrinst, name, FALSE,
active_window_font, inactive_window_font,
menu_title_font, menu_item_font,
osd_active_font, osd_inactive_font);
if (!theme)
return NULL;
menu = preview_menu(theme);
window_w = theme_window_min_width(theme, titlelayout);
menu_w = gdk_pixbuf_get_width(menu);
h = gdk_pixbuf_get_height(menu);
w = MAX(window_w, menu_w) + 20;
/* we don't want windows disappearing on us */
if (!window_w) window_w = menu_w;
preview = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8,
w, h + 2*(theme->title_height +5) + 1);
gdk_pixbuf_fill(preview, 0); /* clear */
window = preview_window(theme, titlelayout, FALSE, window_w, h);
gdk_pixbuf_copy_area(window, 0, 0, window_w, h, preview, 20, 0);
window = preview_window(theme, titlelayout, TRUE, window_w, h);
gdk_pixbuf_copy_area(window, 0, 0, window_w, h,
preview, 10, theme->title_height + 5);
gdk_pixbuf_copy_area(menu, 0, 0, menu_w, h,
preview, 0, 2 * (theme->title_height + 5));
RrThemeFree(theme);
return preview;
}