mirrors/weston
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

desktop-shell: add unlock dialog

Browse Source 
The unclock dialog is just a normal window with a green ball in it. When
you click the ball, the screen will be unlocked.

Made for testing the screen locking.

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
This commit is contained in:
Pekka Paalanen 2011-11-15 13:34:56 +02:00 committed by Kristian Høgsberg
parent 77cbc951cb
commit bfbb26bdb2
1 changed files with 162 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

165
clients/desktop-shell.c
View File

@ -1,5 +1,6 @@
/*
* Copyright © 2011 Kristian Høgsberg
* Copyright © 2011 Collabora, Ltd.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
@ -43,6 +44,8 @@ struct desktop {
struct panel *panel;
struct window *background;
const char *background_path;
struct unlock_dialog *unlock_dialog;
struct task unlock_task;
};
struct panel {
@ -58,6 +61,14 @@ struct panel_item {
const char *path;
};
struct unlock_dialog {
struct window *window;
struct item *button;
int closing;
struct desktop *desktop;
};
static char *key_background_image;
static uint32_t key_panel_color;
static char *key_launcher_icon;
@ -293,6 +304,144 @@ background_draw(struct window *window, int width, int height, const char *path)
window_flush(window);
}
static void
unlock_dialog_draw(struct unlock_dialog *dialog)
{
struct rectangle allocation;
cairo_t *cr;
cairo_surface_t *surface;
cairo_pattern_t *pat;
double cx, cy, r, f;
window_draw(dialog->window);
surface = window_get_surface(dialog->window);
cr = cairo_create(surface);
window_get_child_allocation(dialog->window, &allocation);
cairo_rectangle(cr, allocation.x, allocation.y,
allocation.width, allocation.height);
cairo_clip(cr);
cairo_push_group(cr);
cairo_translate(cr, allocation.x, allocation.y);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 0, 0, 0, 0.6);
cairo_paint(cr);
if (window_get_focus_item(dialog->window) == dialog->button)
f = 1.0;
else
f = 0.7;
cx = allocation.width / 2.0;
cy = allocation.height / 2.0;
r = (cx < cy ? cx : cy) * 0.4;
pat = cairo_pattern_create_radial(cx, cy, r * 0.7, cx, cy, r);
cairo_pattern_add_color_stop_rgb(pat, 0.0, 0, 0.86 * f, 0);
cairo_pattern_add_color_stop_rgb(pat, 0.85, 0.2 * f, f, 0.2 * f);
cairo_pattern_add_color_stop_rgb(pat, 1.0, 0, 0.86 * f, 0);
cairo_set_source(cr, pat);
cairo_arc(cr, cx, cy, r, 0.0, 2.0 * M_PI);
cairo_fill(cr);
item_set_allocation(dialog->button,
allocation.x + cx - r,
allocation.y + cy - r, 2 * r, 2 * r);
cairo_pattern_destroy(pat);
cairo_pop_group_to_source(cr);
cairo_paint(cr);
cairo_destroy(cr);
window_flush(dialog->window);
cairo_surface_destroy(surface);
}
static void
unlock_dialog_button_handler(struct window *window,
struct input *input, uint32_t time,
int button, int state, void *data)
{
struct unlock_dialog *dialog = data;
struct desktop *desktop = dialog->desktop;
struct item *focus;
focus = window_get_focus_item(dialog->window);
if (focus && button == BTN_LEFT) {
if (state == 0 && !dialog->closing) {
display_defer(desktop->display, &desktop->unlock_task);
dialog->closing = 1;
}
}
}
static void
unlock_dialog_redraw_handler(struct window *window, void *data)
{
struct unlock_dialog *dialog = data;
unlock_dialog_draw(dialog);
}
static void
unlock_dialog_keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
window_schedule_redraw(window);
}
static void
unlock_dialog_item_focus_handler(struct window *window,
struct item *focus, void *data)
{
window_schedule_redraw(window);
}
static struct unlock_dialog *
unlock_dialog_create(struct display *display)
{
struct unlock_dialog *dialog;
dialog = malloc(sizeof *dialog);
if (!dialog)
return NULL;
memset(dialog, 0, sizeof *dialog);
dialog->window = window_create(display, 260, 230);
window_set_title(dialog->window, "Unlock your desktop");
window_set_user_data(dialog->window, dialog);
window_set_redraw_handler(dialog->window, unlock_dialog_redraw_handler);
window_set_keyboard_focus_handler(dialog->window,
unlock_dialog_keyboard_focus_handler);
window_set_button_handler(dialog->window, unlock_dialog_button_handler);
window_set_item_focus_handler(dialog->window,
unlock_dialog_item_focus_handler);
dialog->button = window_add_item(dialog->window, NULL);
unlock_dialog_draw(dialog);
return dialog;
}
static void
unlock_dialog_destroy(struct unlock_dialog *dialog)
{
window_destroy(dialog->window);
free(dialog);
}
static void
unlock_dialog_finish(struct task *task, uint32_t events)
{
struct desktop *desktop =
container_of(task, struct desktop, unlock_task);
desktop_shell_unlock(desktop->shell);
unlock_dialog_destroy(desktop->unlock_dialog);
desktop->unlock_dialog = NULL;
}
static void
desktop_shell_configure(void *data,
struct desktop_shell *desktop_shell,
@ -315,8 +464,16 @@ static void
desktop_shell_prepare_lock_surface(void *data,
struct desktop_shell *desktop_shell)
{
/* no-op for now */
desktop_shell_unlock(desktop_shell);
struct desktop *desktop = data;
if (!desktop->unlock_dialog) {
desktop->unlock_dialog =
unlock_dialog_create(desktop->display);
desktop->unlock_dialog->desktop = desktop;
}
desktop_shell_set_lock_surface(desktop_shell,
window_get_wl_surface(desktop->unlock_dialog->window));
}
static const struct desktop_shell_listener listener = {
@ -356,9 +513,11 @@ launcher_section_done(void *data)
int main(int argc, char *argv[])
{
struct desktop desktop;
struct desktop desktop = { 0 };
char *config_file;
desktop.unlock_task.run = unlock_dialog_finish;
desktop.display = display_create(&argc, &argv, NULL);
if (desktop.display == NULL) {
fprintf(stderr, "failed to create display: %m\n");