From d6d63b9431b6d84c1322369caeb443a7491ae555 Mon Sep 17 00:00:00 2001
From: BlackLight <blacklight@autistici.org>
Date: Fri, 24 Dec 2010 22:43:25 +0100
Subject: [PATCH] Implementing 'clear' command

---
 blash.json          |  1 +
 commands/clear.json | 39 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 commands/clear.json

diff --git a/blash.json b/blash.json
index 9fede53..327eb11 100644
--- a/blash.json
+++ b/blash.json
@@ -188,6 +188,7 @@
 	"commands" : [
 		"cat",
 		"cd",
+		"clear",
 		"eval",
 		"find",
 		"ls",
diff --git a/commands/clear.json b/commands/clear.json
new file mode 100644
index 0000000..c049011
--- /dev/null
+++ b/commands/clear.json
@@ -0,0 +1,39 @@
+{
+	"name" : "clear",
+
+	"info" : {
+		"syntax" : "clear",
+		"brief" : "Clear the terminal screen",
+	},
+
+	"action" : function ( arg )
+	{
+		var out = '';
+		var text = ( shell.json.promptText ) ? shell.json.promptText : "[%n@%m %W] $ ";
+		text = shell.unescapePrompt ( text, shell.json.promptSequences );
+
+		shell.window.removeChild ( shell.prompt );
+		shell.window.removeChild ( shell.cmdOut );
+		shell.window.innerHTML = '';
+
+		shell.prompt = document.createElement ( 'input' );
+		shell.prompt.setAttribute ( 'name', 'blashPrompt' );
+		shell.prompt.setAttribute ( 'type', 'text' );
+		shell.prompt.setAttribute ( 'class', 'promptInput' );
+		shell.prompt.setAttribute ( 'autocomplete', 'off' );
+		shell.prompt.setAttribute ( 'onkeydown', 'shell.getKey ( event )' );
+		shell.prompt.setAttribute ( 'onkeyup', 'this.focus()' );
+		shell.prompt.setAttribute ( 'onblur', 'return false' );
+
+		shell.cmdOut = document.createElement ( 'div' );
+		shell.cmdOut.setAttribute ( 'id', 'blashCmdOut' );
+		shell.cmdOut.setAttribute ( 'class', 'blashCmdOut' );
+
+		shell.window.appendChild ( shell.prompt );
+		shell.window.appendChild ( shell.cmdOut );
+		shell.prompt.focus();
+
+		return out;
+	},
+}
+