moosecrap/webcrab
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moosecrap:v1.0
moosecrap:v0.9
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Branches Tags
moosecrap:master
moosecrap:v1.1
moosecrap:v1.0
moosecrap:v0.9

6 Commits
v1.0 ... master

Author SHA1 Message Date
moosecrab
96376a4d7d Merge branch 'master' of https://long-cat.net/gitea/moosecrab/webmouse 2021-02-18 21:52:05 -08:00
moosecrab
a808748f6c Removed the unused 'menu' button on the web page 2021-02-18 21:49:20 -08:00
Frank Schmeling
751a0383cb Merge branch 'master' of https://long-cat.net/gitea/moosecrab/webcrab 2020-06-19 22:22:30 -07:00
Frank Schmeling
91f1ee82af Removed some unneeded text decoding in the /text operation. 2020-06-19 22:15:50 -07:00
moosecrab
5682dc722d Added info on the 'seq' argument to readme.txt. 2020-06-18 16:11:38 -07:00
moosecrab
5f0d133580 Changed packet sequence numbers to only apply to mouse movements, and they now reset with every tap. 
Switched the JS code to calling fetch() directly.
Minor style changes.
 2020-06-18 12:52:20 -07:00
4 changed files with 47 additions and 53 deletions
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18
webcrab/main.vb
View File

@ -5,6 +5,7 @@ Public Class main
Dim weblistener As HttpListener Dim weblistener As HttpListener
Dim lastpos As New Point(0, 0) Dim lastpos As New Point(0, 0)
Dim startpos As New Point(0, 0) Dim startpos As New Point(0, 0)
Dim lastmouseseq As Integer = 0
Dim nexttoggleclick As UInteger = MouseEventFlags.MOUSEEVENTF_LEFTDOWN Or MouseEventFlags.MOUSEEVENTF_RIGHTDOWN Or MouseEventFlags.MOUSEEVENTF_MIDDLEDOWN Or MouseEventFlags.MOUSEEVENTF_XDOWN Dim nexttoggleclick As UInteger = MouseEventFlags.MOUSEEVENTF_LEFTDOWN Or MouseEventFlags.MOUSEEVENTF_RIGHTDOWN Or MouseEventFlags.MOUSEEVENTF_MIDDLEDOWN Or MouseEventFlags.MOUSEEVENTF_XDOWN
Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles StartButton.Click Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles StartButton.Click
@ -39,8 +40,6 @@ Public Class main
Dim context As HttpListenerContext = Nothing Dim context As HttpListenerContext = Nothing
Dim resp As HttpListenerResponse Dim resp As HttpListenerResponse
Dim respstr As String = String.Empty Dim respstr As String = String.Empty
Dim lastpacket As Long = -1
Dim lastpack As Long
Dim leftclicking As Boolean = False Dim leftclicking As Boolean = False
While weblistener.IsListening While weblistener.IsListening
Try Try
@ -57,13 +56,8 @@ Public Class main
If path = "/" Then If path = "/" Then
respstr = FileIO.FileSystem.ReadAllText("res/page.html") respstr = FileIO.FileSystem.ReadAllText("res/page.html")
lastpacket = 0
Else Else
Dim pack As Long = context.Request.QueryString("seq")
If pack > lastpack Then
respstr = handleinput(context.Request) respstr = handleinput(context.Request)
lastpack = pack
End If
End If End If
If String.IsNullOrEmpty(respstr) Then If String.IsNullOrEmpty(respstr) Then
@ -117,11 +111,16 @@ Public Class main
lastpos.Y = req.QueryString("y") lastpos.Y = req.QueryString("y")
startpos.X = req.QueryString("x") startpos.X = req.QueryString("x")
startpos.Y = req.QueryString("y") startpos.Y = req.QueryString("y")
lastmouseseq = 0
Case "move" 'trackpad touch move Case "move" 'trackpad touch move
Dim seq As Integer = req.QueryString("seq")
If seq > lastmouseseq Then
mouse_event(MouseEventFlags.MOUSEEVENTF_MOVE, req.QueryString("x") - lastpos.X, req.QueryString("y") - lastpos.Y, 0, 0) mouse_event(MouseEventFlags.MOUSEEVENTF_MOVE, req.QueryString("x") - lastpos.X, req.QueryString("y") - lastpos.Y, 0, 0)
lastpos.X = req.QueryString("x") lastpos.X = req.QueryString("x")
lastpos.Y = req.QueryString("y") lastpos.Y = req.QueryString("y")
lastmouseseq = seq
End If
Case "end" Case "end"
Dim tol As Integer = TapInput.Value Dim tol As Integer = TapInput.Value
@ -191,10 +190,9 @@ Public Class main
End Try End Try
Case "text" Case "text"
Dim encodedtext As String = req.QueryString("text") Dim text As String = req.QueryString("text")
Dim decodedtext As String = Uri.UnescapeDataString(encodedtext)
Try Try
SendKeysEscaped(decodedtext) SendKeysEscaped(text)
Catch ex As Exception Catch ex As Exception
log(ex.ToString) log(ex.ToString)
End Try End Try

65
webcrab/res/page.html
View File

@ -36,7 +36,6 @@ button:active {
#canvas { #canvas {
width: 100%; width: 100%;
background-color: #111; background-color: #111;
outline: gray solid 1px;
} }
div{ div{
display: flex; display: flex;
@ -44,7 +43,7 @@ div{
input{ input{
background-color: #111; background-color: #111;
color: gray; color: gray;
outline: gray solid 1px; border: 1px solid gray;
border: none; border: none;
} }
@ -52,41 +51,40 @@ input{
</head> </head>
<body> <body>
<div style="flex:2"> <div style="flex:2">
<button style="flex:1">menu</button> <button onclick="fetch('/key?code=46')" style="flex:1">del</button>
<button onclick="sendmessage('key', 'code=46')" style="flex:1">del</button> <button onclick="fetch('/key?code=8')" style="flex:1">bksp</button>
<button onclick="sendmessage('key', 'code=8')" style="flex:1">bksp</button> <button onclick="fetch('/key?code=13')" style="flex:1">enter</button>
<button onclick="sendmessage('key', 'code=13')" style="flex:1">enter</button>
<input id="typebox" placeholder="type here" size=8 style="flex:2"> <input id="typebox" placeholder="type here" size=8 style="flex:2">
</div> </div>
<div style="flex:1"> <div style="flex:1">
<button onclick="sendmessage('sendkeys', 'keys=j')" style="flex:1">j</button> <button onclick="fetch('/sendkeys?keys=j')" style="flex:1">j</button>
<button onclick="sendmessage('sendkeys', 'keys={LEFT}')" style="flex:1">&larr;</button> <button onclick="fetch('/sendkeys?keys={LEFT}')" style="flex:1">&larr;</button>
<button onclick="sendmessage('sendkeys', 'keys=k')" style="flex:1">k</button> <button onclick="fetch('/sendkeys?keys=k')" style="flex:1">k</button>
<button onclick="sendmessage('sendkeys', 'keys={RIGHT}')" style="flex:1">&rarr;</button> <button onclick="fetch('/sendkeys?keys={RIGHT}')" style="flex:1">&rarr;</button>
<button onclick="sendmessage('sendkeys', 'keys=l')" style="flex:1">l</button> <button onclick="fetch('/sendkeys?keys=l')" style="flex:1">l</button>
</div> </div>
<div style="flex:12"> <div style="flex:12">
<span id="canvas"></span> <span id="canvas"></span>
</div> </div>
<div style="flex:2"> <div style="flex:2">
<button onclick="sendmessage('toggle', 'button=left')" style="flex:2">left (toggle)</button> <button onclick="fetch('/toggle?button=left')" style="flex:2">left (toggle)</button>
<button onclick="sendmessage('wheel', 'axis=vert&delta=120')" style="flex:1">up</button> <button onclick="fetch('/wheel?axis=vert&delta=120')" style="flex:1">up</button>
<button onclick="sendmessage('click', 'button=middle')" style="flex:1">mid</button> <button onclick="fetch('/click?button=middle')" style="flex:1">mid</button>
<button onclick="sendmessage('wheel', 'axis=vert&delta=-120')" style="flex:1">dn</button> <button onclick="fetch('/wheel?axis=vert&delta=-120')" style="flex:1">dn</button>
<button onclick="sendmessage('click', 'button=right')" style="flex:2">right</button> <button onclick="fetch('/click?button=right')" style="flex:2">right</button>
</div> </div>
<div style="flex:2"> <div style="flex:2">
<button onclick="sendmessage('key', 'code=174')" style="flex:2">vol -</button> <button onclick="fetch('/key?code=174')" style="flex:2">vol -</button>
<button onclick="sendmessage('key', 'code=173')" style="flex:1">mute</button> <button onclick="fetch('/key?code=173')" style="flex:1">mute</button>
<button onclick="sendmessage('key', 'code=175')" style="flex:2">vol +</button> <button onclick="fetch('/key?code=175')" style="flex:2">vol +</button>
</div> </div>
<div style="flex:2"> <div style="flex:2">
<button onclick="sendmessage('key', 'code=178')" style="flex:1">stop</button> <button onclick="fetch('/key?code=178')" style="flex:1">stop</button>
<button onclick="sendmessage('key', 'code=177')" style="flex:1">prev</button> <button onclick="fetch('/key?code=177')" style="flex:1">prev</button>
<button onclick="sendmessage('key', 'code=179')" style="flex:1">play/pause</button> <button onclick="fetch('/key?code=179')" style="flex:1">play/pause</button>
<button onclick="sendmessage('key', 'code=176')" style="flex:1">next</button> <button onclick="fetch('/key?code=176')" style="flex:1">next</button>
</div> </div>
<script> <script type="text/javascript">
function startup() { function startup() {
var el = document.getElementById("canvas"); var el = document.getElementById("canvas");
el.addEventListener("touchstart", handleStart, false); el.addEventListener("touchstart", handleStart, false);
@ -108,7 +106,8 @@ var packetnum = 0;
function handleStart(evt) { function handleStart(evt) {
if (currenttouch == null) { if (currenttouch == null) {
currenttouch = evt.changedTouches[0]; currenttouch = evt.changedTouches[0];
sendmessage("start", "x=" + currenttouch.pageX + "&y=" + currenttouch.pageY) packetnum = 0;
fetch("/start?x=" + currenttouch.pageX + "&y=" + currenttouch.pageY);
} }
} }
@ -120,7 +119,8 @@ function handleMove(evt) {
for (var i = 0; i < touches.length; i++) { for (var i = 0; i < touches.length; i++) {
if (touches[i].identifier == currenttouch.identifier) { if (touches[i].identifier == currenttouch.identifier) {
currenttouch = evt.changedTouches[0]; currenttouch = evt.changedTouches[0];
sendmessage("move", "x=" + currenttouch.pageX + "&y=" + currenttouch.pageY) packetnum++;
fetch("/move?x=" + currenttouch.pageX + "&y=" + currenttouch.pageY + "&seq=" + packetnum);
} }
} }
} }
@ -130,7 +130,7 @@ function handleEnd(evt) {
for (var i = 0; i < touches.length; i++) { for (var i = 0; i < touches.length; i++) {
if (touches[i].identifier == currenttouch.identifier) { if (touches[i].identifier == currenttouch.identifier) {
currenttouch = evt.changedTouches[0]; currenttouch = evt.changedTouches[0];
sendmessage("end", "x=" + currenttouch.pageX + "&y=" + currenttouch.pageY) fetch("/end?x=" + currenttouch.pageX + "&y=" + currenttouch.pageY)
currenttouch = null; currenttouch = null;
} }
} }
@ -141,7 +141,7 @@ function handleCancel(evt) {
for (var i = 0; i < touches.length; i++) { for (var i = 0; i < touches.length; i++) {
if (touches[i].identifier == currenttouch.identifier) { if (touches[i].identifier == currenttouch.identifier) {
currenttouch = evt.changedTouches[0]; currenttouch = evt.changedTouches[0];
sendmessage("end", "x=" + currenttouch.pageX + "&y=" + currenttouch.pageY) fetch("/end?x=" + currenttouch.pageX + "&y=" + currenttouch.pageY)
currenttouch = null; currenttouch = null;
} }
} }
@ -149,17 +149,10 @@ function handleCancel(evt) {
function handlekeypress(evt) { function handlekeypress(evt) {
evt.preventDefault(); evt.preventDefault();
sendmessage("text", "text=" + encodeURIComponent(evt.target.value)); fetch("/text?text=" + encodeURIComponent(evt.target.value));
evt.target.value = ""; evt.target.value = "";
} }
function sendmessage(opt, q) {
fetch("/" + opt + "/?" + q + "&seq=" + packetnum);
packetnum++;
}
</script> </script>
</body> </body>

1
webcrab/res/readme.txt
View File

@ -8,6 +8,7 @@ Mouse messages are:
move - continue a trackpad movement move - continue a trackpad movement
end - end a trackpad movement end - end a trackpad movement
All of the above take 2 arguments: x and y. All of the above take 2 arguments: x and y.
Each touch has a "seq" argument that starts at 0 and increments with each move, to avoid out-of-order movements.
Mouse movement is relative so don't worry about the absolute values. Mouse movement is relative so don't worry about the absolute values.
X is positive left, and Y is positive down. X is positive left, and Y is positive down.

4
webcrab/webcrab.vbproj
View File

@ -153,7 +153,9 @@
<Content Include="res\page.html"> <Content Include="res\page.html">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory> <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</Content> </Content>
<Content Include="res\readme.txt" /> <Content Include="res\readme.txt">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</Content>
</ItemGroup> </ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" /> <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" />
<!-- To modify your build process, add your task inside one of the targets below and uncomment it. <!-- To modify your build process, add your task inside one of the targets below and uncomment it.