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Merge branch 'unstable' into touch-support

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Conflicts:
	src/main/resources/mouse.js
This commit is contained in:
Michael Jumper
2011-08-26 14:00:14 -07:00
parent 567c4a4a11 b7a5cc7013
commit 68de09b857
7 changed files with 901 additions and 408 deletions
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253
guacamole-common-js/src/main/resources/mouse.js
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@@ -17,60 +17,93 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// Guacamole namespace
var Guacamole = Guacamole || {};
function GuacamoleMouse(element) {
/**
* Provides cross-browser mouse events for a given element. The events of
* the given element are automatically populated with handlers that translate
* mouse events into a non-browser-specific event provided by the
* Guacamole.Mouse instance.
*
* Touch event support is planned, but currently only in testing (translate
* touch events into mouse events).
*
* @constructor
* @param {Element} element The Element to use to provide mouse events.
*/
Guacamole.Mouse = function(element) {
/*****************************************/
/*** Mouse Handler ***/
/*****************************************/
/**
* Reference to this Guacamole.Mouse.
* @private
*/
var guac_mouse = this;
/**
* The current mouse state. The properties of this state are updated when
* mouse events fire. This state object is also passed in as a parameter to
* the handler of any mouse events.
*
* @type Guacamole.Mouse.State
*/
this.currentState = new Guacamole.Mouse.State(
0, 0,
false, false, false, false, false
);
var mouseIndex = 0;
/**
* Fired whenever the user presses a mouse button down over the element
* associated with this Guacamole.Mouse.
*
* @event
* @param {Guacamole.Mouse.State} state The current mouse state.
*/
this.onmousedown = null;
var mouseLeftButton = 0;
var mouseMiddleButton = 0;
var mouseRightButton = 0;
var mouseX = 0;
var mouseY = 0;
var absoluteMouseX = 0;
var absoluteMouseY = 0;
function getMouseState(up, down) {
var mouseState = new MouseEvent(mouseX, mouseY,
mouseLeftButton, mouseMiddleButton, mouseRightButton, up, down);
return mouseState;
}
/**
* Fired whenever the user releases a mouse button down over the element
* associated with this Guacamole.Mouse.
*
* @event
* @param {Guacamole.Mouse.State} state The current mouse state.
*/
this.onmouseup = null;
/**
* Fired whenever the user moves the mouse over the element associated with
* this Guacamole.Mouse.
*
* @event
* @param {Guacamole.Mouse.State} state The current mouse state.
*/
this.onmousemove = null;
function moveMouse(pageX, pageY) {
absoluteMouseX = pageX;
absoluteMouseY = pageY;
mouseX = absoluteMouseX - element.offsetLeft;
mouseY = absoluteMouseY - element.offsetTop;
guac_mouse.currentState.x = pageX - element.offsetLeft;
guac_mouse.currentState.y = pageY - element.offsetTop;
// This is all JUST so we can get the mouse position within the element
var parent = element.offsetParent;
while (parent) {
if (parent.offsetLeft && parent.offsetTop) {
mouseX -= parent.offsetLeft;
mouseY -= parent.offsetTop;
guac_mouse.currentState.x -= parent.offsetLeft;
guac_mouse.currentState.y -= parent.offsetTop;
}
parent = parent.offsetParent;
}
movementHandler(getMouseState(0, 0));
if (guac_mouse.onmousemove)
guac_mouse.onmousemove(guac_mouse.currentState);
}
// Block context menu so right-click gets sent properly
element.oncontextmenu = function(e) {return false;};
element.oncontextmenu = function(e) {
return false;
};
element.onmousemove = function(e) {
@@ -136,17 +169,19 @@ function GuacamoleMouse(element) {
switch (e.button) {
case 0:
mouseLeftButton = 1;
guac_mouse.currentState.left = true;
break;
case 1:
mouseMiddleButton = 1;
guac_mouse.currentState.middle = true;
break;
case 2:
mouseRightButton = 1;
guac_mouse.currentState.right = true;
break;
}
buttonPressedHandler(getMouseState(0, 0));
if (guac_mouse.onmousedown)
guac_mouse.onmousedown(guac_mouse.currentState);
};
@@ -156,17 +191,19 @@ function GuacamoleMouse(element) {
switch (e.button) {
case 0:
mouseLeftButton = 0;
guac_mouse.currentState.left = false;
break;
case 1:
mouseMiddleButton = 0;
guac_mouse.currentState.middle = false;
break;
case 2:
mouseRightButton = 0;
guac_mouse.currentState.right = false;
break;
}
buttonReleasedHandler(getMouseState(0, 0));
if (guac_mouse.onmouseup)
guac_mouse.onmouseup(guac_mouse.currentState);
};
element.onmouseout = function(e) {
@@ -174,12 +211,16 @@ function GuacamoleMouse(element) {
e.stopPropagation();
// Release all buttons
if (mouseLeftButton || mouseMiddleButton || mouseRightButton) {
mouseLeftButton = 0;
mouseMiddleButton = 0;
mouseRightButton = 0;
if (guac_mouse.currentState.left
|| guac_mouse.currentState.middle
|| guac_mouse.currentState.right) {
buttonReleasedHandler(getMouseState(0, 0));
guac_mouse.currentState.left = false;
guac_mouse.currentState.middle = false;
guac_mouse.currentState.right = false;
if (guac_mouse.onmouseup)
guac_mouse.onmouseup(guac_mouse.currentState);
}
};
@@ -200,14 +241,28 @@ function GuacamoleMouse(element) {
// Up
if (delta < 0) {
buttonPressedHandler(getMouseState(1, 0));
buttonReleasedHandler(getMouseState(0, 0));
if (guac_mouse.onmousedown) {
guac_mouse.currentState.up = true;
guac_mouse.onmousedown(guac_mouse.currentState);
}
if (guac_mouse.onmouseup) {
guac_mouse.currentState.up = false;
guac_mouse.onmouseup(guac_mouse.currentState);
}
}
// Down
if (delta > 0) {
buttonPressedHandler(getMouseState(0, 1));
buttonReleasedHandler(getMouseState(0, 0));
if (guac_mouse.onmousedown) {
guac_mouse.currentState.down = true;
guac_mouse.onmousedown(guac_mouse.currentState);
}
if (guac_mouse.onmouseup) {
guac_mouse.currentState.down = false;
guac_mouse.onmouseup(guac_mouse.currentState);
}
}
if (e.preventDefault)
@@ -220,53 +275,71 @@ function GuacamoleMouse(element) {
element.onmousewheel = function(e) {
handleScroll(e);
}
var buttonPressedHandler = null;
var buttonReleasedHandler = null;
var movementHandler = null;
this.setButtonPressedHandler = function(mh) {buttonPressedHandler = mh;};
this.setButtonReleasedHandler = function(mh) {buttonReleasedHandler = mh;};
this.setMovementHandler = function(mh) {movementHandler = mh;};
this.getX = function() {return mouseX;};
this.getY = function() {return mouseY;};
this.getLeftButton = function() {return mouseLeftButton;};
this.getMiddleButton = function() {return mouseMiddleButton;};
this.getRightButton = function() {return mouseRightButton;};
}
function MouseEvent(x, y, left, middle, right, up, down) {
this.getX = function() {
return x;
};
this.getY = function() {
return y;
};
};
this.getLeft = function() {
return left;
};
/**
* Simple container for properties describing the state of a mouse.
*
* @constructor
* @param {Number} x The X position of the mouse pointer in pixels.
* @param {Number} y The Y position of the mouse pointer in pixels.
* @param {Boolean} left Whether the left mouse button is pressed.
* @param {Boolean} middle Whether the middle mouse button is pressed.
* @param {Boolean} right Whether the right mouse button is pressed.
* @param {Boolean} up Whether the up mouse button is pressed (the fourth
* button, usually part of a scroll wheel).
* @param {Boolean} down Whether the down mouse button is pressed (the fifth
* button, usually part of a scroll wheel).
*/
Guacamole.Mouse.State = function(x, y, left, middle, right, up, down) {
this.getMiddle = function() {
return middle;
};
/**
* The current X position of the mouse pointer.
* @type Number
*/
this.x = x;
this.getRight = function() {
return right;
};
/**
* The current Y position of the mouse pointer.
* @type Number
*/
this.y = y;
this.getUp = function() {
return up;
};
/**
* Whether the left mouse button is currently pressed.
* @type Boolean
*/
this.left = left;
this.getDown = function() {
return down;
};
/**
* Whether the middle mouse button is currently pressed.
* @type Boolean
*/
this.middle = middle
/**
* Whether the right mouse button is currently pressed.
* @type Boolean
*/
this.right = right;
/**
* Whether the up mouse button is currently pressed. This is the fourth
* mouse button, associated with upward scrolling of the mouse scroll
* wheel.
* @type Boolean
*/
this.up = up;
/**
* Whether the down mouse button is currently pressed. This is the fifth
* mouse button, associated with downward scrolling of the mouse scroll
* wheel.
* @type Boolean
*/
this.down = down;
};
}