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tablet-shell: Add more interesting lock and home screens

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dev
Kristian Høgsberg 13 years ago
parent 6336e46e15
commit f033a7b6e6
2 changed files with 259 additions and 39 deletions
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  1. 223
      clients/tablet-shell.c
  2. 75
      wayland-tablet-shell.ini

223
clients/tablet-shell.c
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@ -37,62 +37,163 @@ struct tablet_shell {
struct window *lockscreen;
struct window *switcher;
struct window *homescreen;
struct wl_list launcher_list;
};
struct launcher {
cairo_surface_t *icon;
char *path;
struct wl_list link;
};
static char *key_lockscreen_icon;
static char *key_lockscreen_background;
static char *key_homescreen_background;
static char *key_launcher_icon;
static char *key_launcher_path;
static void launcher_section_done(void *data);
static const struct config_key lockscreen_config_keys[] = {
{ "icon", CONFIG_KEY_STRING, &key_lockscreen_icon },
{ "background", CONFIG_KEY_STRING, &key_lockscreen_background },
};
static const struct config_key homescreen_config_keys[] = {
{ "background", CONFIG_KEY_STRING, &key_homescreen_background },
};
static const struct config_key launcher_config_keys[] = {
{ "icon", CONFIG_KEY_STRING, &key_launcher_icon },
{ "path", CONFIG_KEY_STRING, &key_launcher_path },
};
static const struct config_section config_sections[] = {
{ "lockscreen",
lockscreen_config_keys, ARRAY_LENGTH(lockscreen_config_keys) },
{ "homescreen",
homescreen_config_keys, ARRAY_LENGTH(homescreen_config_keys) },
{ "launcher",
launcher_config_keys, ARRAY_LENGTH(launcher_config_keys),
launcher_section_done }
};
static void
draw_stub(struct window *window, const char *caption)
paint_background(cairo_t *cr, const char *path, struct rectangle *allocation)
{
cairo_surface_t *image = NULL;
cairo_pattern_t *pattern;
cairo_matrix_t matrix;
double sx, sy;
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
if (path)
image = load_jpeg(path);
if (image) {
pattern = cairo_pattern_create_for_surface(image);
sx = (double) cairo_image_surface_get_width(image) /
allocation->width;
sy = (double) cairo_image_surface_get_height(image) /
allocation->height;
cairo_matrix_init_scale(&matrix, sx, sy);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_set_source(cr, pattern);
cairo_pattern_destroy (pattern);
cairo_surface_destroy(image);
cairo_paint(cr);
} else {
fprintf(stderr, "couldn't load backgrond image: %s\n",
key_lockscreen_background);
cairo_set_source_rgb(cr, 0.2, 0, 0);
cairo_paint(cr);
}
}
static void
homescreen_draw(struct tablet_shell *shell)
{
cairo_surface_t *surface;
struct rectangle allocation;
const int margin = 50, radius = 10;
cairo_text_extents_t extents;
cairo_pattern_t *pattern;
cairo_matrix_t matrix;
cairo_t *cr;
struct launcher *launcher;
const int rows = 4, columns = 5, icon_width = 128, icon_height = 128;
int x, y, i, width, height, vmargin, hmargin, vpadding, hpadding;
window_draw(window);
window_get_child_allocation(window, &allocation);
surface = window_get_surface(window);
window_draw(shell->homescreen);
window_get_child_allocation(shell->homescreen, &allocation);
surface = window_get_surface(shell->homescreen);
cr = cairo_create(surface);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgb(cr, 0.0, 0.0, 0.4);
cairo_paint(cr);
paint_background(cr, key_homescreen_background, &allocation);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
rounded_rect(cr, allocation.x + margin, allocation.y + margin,
allocation.x + allocation.width - margin,
allocation.y + allocation.height - margin, radius);
cairo_set_line_width(cr, 6);
cairo_stroke(cr);
cairo_select_font_face(cr, "Sans",
CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_NORMAL);
cairo_set_font_size(cr, 40);
cairo_text_extents(cr, caption, &extents);
cairo_move_to(cr,
allocation.x + (allocation.width - extents.width) / 2,
allocation.y + (allocation.height - extents.height) / 2);
cairo_show_text(cr, caption);
width = allocation.width - columns * icon_width;
hpadding = width / (columns + 1);
hmargin = (width - hpadding * (columns - 1)) / 2;
height = allocation.height - rows * icon_height;
vpadding = height / (rows + 1);
vmargin = (height - vpadding * (rows - 1)) / 2;
x = hmargin;
y = vmargin;
i = 0;
wl_list_for_each(launcher, &shell->launcher_list, link) {
pattern = cairo_pattern_create_for_surface(launcher->icon);
cairo_matrix_init_scale(&matrix, 2.0, 2.0);
cairo_matrix_translate(&matrix, -x, -y);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_NONE);
cairo_set_source(cr, pattern);
cairo_pattern_destroy(pattern);
cairo_paint(cr);
x += icon_width + hpadding;
i++;
if (i == columns) {
x = hmargin;
y += icon_height + vpadding;
i = 0;
}
}
cairo_surface_flush(surface);
cairo_surface_destroy(surface);
window_flush(window);
window_flush(shell->homescreen);
}
static void
homescreen_draw(struct tablet_shell *shell)
lockscreen_draw(struct tablet_shell *shell)
{
draw_stub(shell->homescreen, "Homescreen Stub");
}
cairo_surface_t *surface;
cairo_surface_t *icon;
struct rectangle allocation;
cairo_t *cr;
int width, height;
window_draw(shell->lockscreen);
window_get_child_allocation(shell->lockscreen, &allocation);
surface = window_get_surface(shell->lockscreen);
cr = cairo_create(surface);
static void
lockscreen_draw(struct tablet_shell *shell)
{
draw_stub(shell->lockscreen, "Lockscreen Stub");
paint_background(cr, key_lockscreen_background, &allocation);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
icon = cairo_image_surface_create_from_png(key_lockscreen_icon);
width = cairo_image_surface_get_width(icon);
height = cairo_image_surface_get_height(icon);
cairo_set_source_surface(cr, icon,
allocation.x + (allocation.width - width) / 2,
allocation.y + (allocation.height - height) / 2);
cairo_paint(cr);
cairo_surface_destroy(icon);
cairo_surface_flush(surface);
cairo_surface_destroy(surface);
window_flush(shell->lockscreen);
}
static int
@ -187,18 +288,53 @@ tablet_shell_create(struct display *display, uint32_t id)
tablet_shell_set_homescreen(shell->tablet_shell,
window_get_wl_surface(shell->homescreen));
homescreen_draw(shell);
wl_list_init(&shell->launcher_list);
return shell;
}
static void
tablet_shell_add_launcher(struct tablet_shell *shell,
const char *icon, const char *path)
{
struct launcher *launcher;
launcher = malloc(sizeof *launcher);
launcher->path = strdup(path);
launcher->icon = cairo_image_surface_create_from_png(icon);
if (cairo_surface_status (launcher->icon) != CAIRO_STATUS_SUCCESS) {
fprintf(stderr, "couldn't load %s\n", icon);
free(launcher);
return;
}
wl_list_insert(&shell->launcher_list, &launcher->link);
}
static void
launcher_section_done(void *data)
{
struct tablet_shell *shell = data;
if (key_launcher_icon == NULL || key_launcher_path == NULL) {
fprintf(stderr, "invalid launcher section\n");
return;
}
tablet_shell_add_launcher(shell, key_launcher_icon, key_launcher_path);
free(key_launcher_icon);
key_launcher_icon = NULL;
free(key_launcher_path);
key_launcher_path = NULL;
}
int main(int argc, char *argv[])
{
struct display *display;
char *config_file;
uint32_t id;
fprintf(stderr, "tablet shell client running\n");
struct tablet_shell *shell;
display = display_create(&argc, &argv, NULL);
if (display == NULL) {
@ -209,7 +345,16 @@ int main(int argc, char *argv[])
wl_display_roundtrip(display_get_display(display));
id = wl_display_get_global(display_get_display(display),
"tablet_shell", 1);
tablet_shell_create(display, id);
shell = tablet_shell_create(display, id);
config_file = config_file_path("wayland-tablet-shell.ini");
parse_config_file(config_file,
config_sections, ARRAY_LENGTH(config_sections),
shell);
free(config_file);
homescreen_draw(shell);
display_run(display);
return 0;

75
wayland-tablet-shell.ini
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@ -0,0 +1,75 @@
[lockscreen]
icon=/usr/share/icons/gnome/256x256/actions/lock.png
background=/usr/share/backgrounds/gnome/Garden.jpg
[homescreen]
background=/usr/share/backgrounds/gnome/Blinds.jpg
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/access.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/multimedia.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/background.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/calc.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/file-manager.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/fonts.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/gnome-character-map.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/help-browser.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/gnome-remote-desktop.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/key_bindings.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/style.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/terminal.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/locale.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/screensaver.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/text-editor.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/wallpaper.png
path=./clients/terminal
[launcher]
icon=/usr/share/icons/gnome/256x256/apps/web-browser.png
path=./clients/terminal
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