installer initial, ui option for executable

parity/cli.rs

@@ -29,6 +29,7 @@ Usage:
   parity export [ <file> ] [options]
   parity signer new-token [options]
   parity [options]
+  parity ui [options]
 
 Protocol Options:
   --chain CHAIN            Specify the blockchain type. CHAIN may be either a
@@ -211,6 +212,7 @@ pub struct Args {
 	pub cmd_import: bool,
 	pub cmd_signer: bool,
 	pub cmd_new_token: bool,
+	pub cmd_ui: bool,
 	pub arg_pid_file: String,
 	pub arg_file: Option<String>,
 	pub arg_path: Vec<String>,

parity/main.rs

@@ -68,6 +68,7 @@ mod configuration;
 mod migration;
 mod signer;
 mod rpc_apis;
+mod url;
 
 use std::io::{Write, Read, BufReader, BufRead};
 use std::ops::Deref;
@@ -272,6 +273,10 @@ fn execute_client(conf: Configuration, spec: Spec, client_config: ClientConfig)
 	});
 	service.io().register_handler(io_handler).expect("Error registering IO handler");
 
+	if conf.args.cmd_ui {
+		url::open("http://localhost:8080/")
+	}
+
 	// Handle exit
 	wait_for_exit(panic_handler, rpc_server, dapps_server, signer_server);
 }

parity/url.rs

@@ -0,0 +1,57 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity 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 3 of the License, or
+// (at your option) any later version.
+
+// Parity 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.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Cross-platform open url in default browser
+
+#[cfg(windows)]
+mod shell {
+	extern crate winapi;
+
+	use self::winapi::*;
+	extern "system" {
+		pub fn ShellExecuteA(
+			hwnd: HWND, lpOperation: LPCSTR, lpFile: LPCSTR, lpParameters: LPCSTR, lpDirectory: LPCSTR,
+			nShowCmd: c_int
+		) -> HINSTANCE;
+	}
+
+	pub use self::winapi::SW_SHOWNORMAL as Normal;
+}
+
+#[cfg(target_os = "windows")]
+pub fn open(url: &str) {
+	use std::ffi::CString;
+	use std::ptr;
+
+	unsafe {
+		shell::ShellExecuteA(ptr::null_mut(),
+			CString::new("open").unwrap().as_ptr(),
+			CString::new(url.to_owned().replace("\n", "%0A")).unwrap().as_ptr(),
+			ptr::null(),
+			ptr::null(),
+			shell::Normal);
+	}
+}
+
+#[cfg(target_os = "macos")]
+pub fn open(url: &str) {
+	let _ = std::process::Command::new("open").arg(url).output();
+}
+
+#[cfg(target_os = "linux")]
+pub fn open(url: &str) {
+	let _ = std::process::Command::new("xdg-open").arg(url).output();
+}