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Alter viewportClone into actual scrollable viewport, where all previously fixed elements are now absolute. Fixes issues on iPad and other tablets where reflowing of page did not reflow touch areas. Fixes issue where typing via native OSK automatically scrolled up to the top of the view.

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This commit is contained in:
Michael Jumper
2012-04-06 11:53:32 -07:00
parent aaf72463b1
commit 936e47911a
2 changed files with 18 additions and 13 deletions
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15
guacamole/src/main/webapp/scripts/interface.js
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@@ -23,7 +23,7 @@ var GuacamoleUI = {
/* UI Elements */
"viewport" : document.getElementById("viewportClone"),
"viewport" : document.getElementById("viewport"),
"display" : document.getElementById("display"),
"menu" : document.getElementById("menu"),
"menuControl" : document.getElementById("menuControl"),
@@ -463,10 +463,14 @@ GuacamoleUI.attach = function(guac) {
var mouse = new Guacamole.Mouse(guac_display);
mouse.onmousedown = mouse.onmouseup = mouse.onmousemove =
function(mouseState) {
// Get current viewport scroll
var scroll_x = GuacamoleUI.viewport.scrollLeft;
var scroll_y = GuacamoleUI.viewport.scrollTop;
// Determine mouse position within view
var mouse_view_x = mouseState.x + guac_display.offsetLeft - window.pageXOffset;
var mouse_view_y = mouseState.y + guac_display.offsetTop - window.pageYOffset;
var mouse_view_x = mouseState.x + guac_display.offsetLeft - scroll_x;
var mouse_view_y = mouseState.y + guac_display.offsetTop - scroll_y;
// Determine viewport dimensioins
var view_width = GuacamoleUI.viewport.offsetWidth;
@@ -491,7 +495,8 @@ GuacamoleUI.attach = function(guac) {
scroll_amount_y = 0;
// Scroll (if necessary) to keep mouse on screen.
window.scrollBy(scroll_amount_x, scroll_amount_y);
GuacamoleUI.viewport.scrollLeft += scroll_amount_x;
GuacamoleUI.viewport.scrollTop += scroll_amount_y;
// Send mouse event
guac.sendMouseState(mouseState);