openstack/deb-websockify
Code Issues Proposed changes

Add mouse wheel support and input test page.

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This commit is contained in:
Joel Martin 2010-05-25 11:05:55 -05:00
parent 9ea1968768
commit 4f00756da1
4 changed files with 133 additions and 3 deletions
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13
include/canvas.js
View File

@ -42,6 +42,14 @@ mouseMove: function (e) {
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y));
},
mouseWheel: function (e) {
var evt = e.event || window.event;
//e = e ? e : window.event;
var wheelData = evt.detail ? evt.detail * -1 : evt.wheelDelta / 40;
console.log('mouse scroll by ' + wheelData + ':' +
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y));
},
keyDown: function (e) {
e.stop();
@ -67,7 +75,7 @@ ctxDisable: function (e) {
init: function (id, width, height, keyDown, keyUp,
mouseDown, mouseUp, mouseMove) {
mouseDown, mouseUp, mouseMove, mouseWheel) {
console.log(">> Canvas.init");
Canvas.id = id;
@ -77,6 +85,7 @@ init: function (id, width, height, keyDown, keyUp,
if (! mouseDown) { mouseDown = Canvas.mouseDown; }
if (! mouseUp) { mouseUp = Canvas.mouseUp; }
if (! mouseMove) { mouseMove = Canvas.mouseMove; }
if (! mouseWheel) { mouseWheel = Canvas.mouseWheel; }
var c = $(Canvas.id);
document.addEvent('keydown', keyDown);
@ -84,6 +93,7 @@ init: function (id, width, height, keyDown, keyUp,
c.addEvent('mousedown', mouseDown);
c.addEvent('mouseup', mouseUp);
c.addEvent('mousemove', mouseMove);
c.addEvent('mousewheel', mouseWheel);
/* Work around right and middle click browser behaviors */
document.addEvent('click', Canvas.ctxDisable);
@ -122,6 +132,7 @@ stop: function () {
c.removeEvents('mousedown');
c.removeEvents('mouseup');
c.removeEvents('mousemove');
c.removeEvents('DOMMouseScroll');
/* Work around right and middle click browser behaviors */
document.removeEvents('click');

1
tests/include Symbolic link
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@ -0,0 +1 @@
../include

95
tests/input.html Normal file
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@ -0,0 +1,95 @@
<html>
<head><title>Input Test</title></head>
<body>
<br><br>
Canvas:<br>
<canvas id="canvas" width="640" height="20"
style="border-style: dotted; border-width: 1px;">
Canvas not supported.
</canvas>
<br>
Results:<br>
<textarea id="messages" style="font-size: 9;" cols=80 rows=25></textarea>
</body>
<!--
<script type='text/javascript'
src='http://getfirebug.com/releases/lite/1.2/firebug-lite-compressed.js'></script>
-->
<script src="include/mootools.js"></script>
<script src="include/util.js"></script>
<script src="include/canvas.js"></script>
<script>
var msg_cnt = 0;
var width = 800, height = 600;
var iterations;
function message(str) {
console.log(str);
cell = $('messages');
cell.innerHTML += msg_cnt + ": " + str + "\n";
cell.scrollTop = cell.scrollHeight;
}
function mouseDown (e) {
var msg, evt = e.event || window.event;
e.stop();
msg = 'mouse ' + evt.which + '/' + evt.button + ' down:' +
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y);
console.log(msg);
message(msg);
}
function mouseUp (e) {
var msg, evt = e.event || window.event;
e.stop();
msg = 'mouse ' + evt.which + '/' + evt.button + ' up:' +
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y);
console.log(msg);
message(msg);
}
function mouseMove (e) {
var msg, evt = e.event || window.event;
console.log('mouse ' + evt.which + '/' + evt.button + ' up:' +
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y));
}
function mouseWheel (e) {
var evt = e.event || window.event;
//e = e ? e : window.event;
var wheelData = evt.detail ? evt.detail * -1 : evt.wheelDelta / 40;
msg = 'mouse scroll by ' + wheelData + ':' +
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y);
console.log(msg);
message(msg);
}
function keyDown (e) {
var msg;
e.stop();
msg = "keydown: " + e.key + "(" + e.code + ")";
console.log(msg);
message(msg);
}
function keyUp (e) {
var msg;
e.stop();
msg = "keyup: " + e.key + "(" + e.code + ")";
console.log(msg);
message(msg);
}
window.onload = function() {
Canvas.init('canvas', width, height, keyDown, keyUp,
mouseDown, mouseUp, mouseMove, mouseWheel);
message("Canvas initialized");
}
</script>
</html>

27
vnc.js
View File

@ -289,8 +289,8 @@ init_msg: function () {
RFB.fb_name = RQ.shiftStr(name_length);
Canvas.init('VNC_canvas', RFB.fb_width, RFB.fb_height,
RFB.keyDown, RFB.keyUp,
RFB.mouseDown, RFB.mouseUp, RFB.mouseMove);
RFB.keyDown, RFB.keyUp, RFB.mouseDown, RFB.mouseUp,
RFB.mouseMove, RFB.mouseWheel);
response = RFB.pixelFormat();
response = response.concat(RFB.encodings());
@ -984,6 +984,29 @@ mouseMove: function(e) {
RFB.mouse_arr = RFB.mouse_arr.concat( RFB.pointerEvent(x, y) );
},
mouseWheel: function (e) {
var evt, wheelData, bmask;
evt = e.event || window.event;
//e = e ? e : window.event;
x = (evt.clientX - Canvas.c_x);
y = (evt.clientY - Canvas.c_y);
wheelData = evt.detail ? evt.detail * -1 : evt.wheelDelta / 40;
//console.log('>> mouseWheel ' + wheelData +
// " " + x + "," + y);
if (wheelData > 0) {
bmask = 1 << 3;
} else {
bmask = 1 << 4;
}
RFB.mouse_buttonMask |= bmask;
RFB.mouse_arr = RFB.mouse_arr.concat( RFB.pointerEvent(x, y) );
RFB.mouse_buttonMask ^= bmask;
RFB.mouse_arr = RFB.mouse_arr.concat( RFB.pointerEvent(x, y) );
RFB.flushClient();
},
clipboardCopyTo: function (text) {
console.log(">> clipboardCopyTo: " + text.substr(0,40) + "...");
RFB.clipboard.value = text;