About dialog

apps/about.c

@@ -0,0 +1,141 @@
+#include <toaru/yutani.h>
+#include <toaru/graphics.h>
+#include <toaru/decorations.h>
+#include <toaru/sdf.h>
+
+#include <sys/utsname.h>
+
+static yutani_t * yctx;
+static yutani_window_t * window = NULL;
+static gfx_context_t * ctx = NULL;
+static sprite_t logo;
+
+static int32_t width = 350;
+static int32_t height = 250;
+static char * version_str;
+
+#define TITLE "About ToaruOS-NIH"
+
+static int center_x(int x) {
+	return (width - x) / 2;
+}
+
+static void draw_string(int y, const char * string, int font, uint32_t color) {
+	draw_sdf_string(ctx, decor_left_width + center_x(draw_sdf_string_width(string, 16, font)), decor_top_height + 10 + logo.height + 10 + y, string, 16, color, font);
+}
+
+static void redraw(void) {
+
+	draw_fill(ctx, rgb(204,204,204));
+	draw_sprite(ctx, &logo, decor_left_width + center_x(logo.width), decor_top_height + 10);
+
+	char version[100];
+	sprintf(version, "ToaruOS-NIH %s", version_str);
+	draw_string(0, version, SDF_FONT_BOLD, rgb(0,0,0));
+	draw_string(20, "(C) 2011-2018 K. Lange, et al.", SDF_FONT_THIN, rgb(0,0,0));
+	draw_string(50, "ToaruOS is free software released under the", SDF_FONT_THIN, rgb(0,0,0));
+	draw_string(70, "NCSA/University of Illinois license.", SDF_FONT_THIN, rgb(0,0,0));
+	draw_string(100, "http://toaruos.org", SDF_FONT_THIN, rgb(0,0,255));
+	draw_string(120, "https://github.com/klange/toaru-nih", SDF_FONT_THIN, rgb(0,0,255));
+
+	render_decorations(window, ctx, TITLE);
+
+	flip(ctx);
+	yutani_flip(yctx, window);
+}
+
+static void resize_finish(int w, int h) {
+	yutani_window_resize_accept(yctx, window, w, h);
+	reinit_graphics_yutani(ctx, window);
+
+	width  = w - decor_left_width - decor_right_width;
+	height = h - decor_top_height - decor_bottom_height;
+
+	redraw();
+
+	yutani_window_resize_done(yctx, window);
+	yutani_flip(yctx, window);
+}
+
+int main(int argc, char * argv[]) {
+	struct utsname u;
+	uname(&u);
+
+	version_str = strdup(u.release);
+	char * tmp = strstr(version_str, "-");
+	if (tmp) {
+		*tmp = '\0';
+	}
+
+	yctx = yutani_init();
+	init_decorations();
+
+	window = yutani_window_create(yctx, width + decor_width(), height + decor_height());
+	yutani_window_move(yctx, window, yctx->display_width / 2 - window->width / 2, yctx->display_height / 2 - window->height / 2);
+
+	yutani_window_advertise_icon(yctx, window, TITLE, "star");
+
+	ctx = init_graphics_yutani_double_buffer(window);
+	load_sprite(&logo, "/usr/share/logo_login.bmp");
+	logo.alpha = ALPHA_EMBEDDED;
+
+	redraw();
+
+	int playing = 1;
+	while (playing) {
+		yutani_msg_t * m = yutani_poll(yctx);
+		if (m) {
+			switch (m->type) {
+				case YUTANI_MSG_KEY_EVENT:
+					{
+						struct yutani_msg_key_event * ke = (void*)m->data;
+						if (ke->event.action == KEY_ACTION_DOWN && ke->event.keycode == 'q') {
+							playing = 0;
+						}
+					}
+					break;
+				case YUTANI_MSG_WINDOW_FOCUS_CHANGE:
+					{
+						struct yutani_msg_window_focus_change * wf = (void*)m->data;
+						yutani_window_t * win = hashmap_get(yctx->windows, (void*)wf->wid);
+						if (win) {
+							win->focused = wf->focused;
+							redraw();
+						}
+					}
+					break;
+#if 0
+				case YUTANI_MSG_RESIZE_OFFER:
+					{
+						struct yutani_msg_window_resize * wr = (void*)m->data;
+						resize_finish(wr->width, wr->height);
+					}
+					break;
+#endif
+				case YUTANI_MSG_WINDOW_MOUSE_EVENT:
+					{
+						int result = decor_handle_event(yctx, m);
+						switch (result) {
+							case DECOR_CLOSE:
+								playing = 0;
+								break;
+							default:
+								/* Other actions */
+								break;
+						}
+					}
+					break;
+				case YUTANI_MSG_SESSION_END:
+					playing = 0;
+					break;
+				default:
+					break;
+			}
+		}
+		free(m);
+	}
+
+	yutani_close(yctx, window);
+
+	return 0;
+}

base/etc/menu.desktop

@@ -2,3 +2,4 @@ utilities-terminal,terminal,Terminal
 drawlines,drawlines,Draw Lines
 julia,julia,Julia Fractals
 plasma,plasma,Plasma
+star,about,About ToaruOS