Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 213 insertions, 0 deletions

diff --git a/comm/suite/browser/linkToolbarOverlay.js b/comm/suite/browser/linkToolbarOverlay.js
new file mode 100644
index 0000000000..94927ad310
--- /dev/null
+++ b/comm/suite/browser/linkToolbarOverlay.js
@@ -0,0 +1,213 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var LinkToolbarUI = function()
+{
+}
+
+LinkToolbarUI.prototype.linkAdded =
+function(event)
+{
+  var element = event.originalTarget;
+
+  if (element.ownerDocument != getBrowser().contentDocument ||
+      !linkToolbarUI.isLinkToolbarEnabled() ||
+      !(ChromeUtils.getClassName(element) === "HTMLLinkElement") ||
+      !element.href || (!element.rel && !element.rev))
+    return;
+
+  linkToolbarHandler.handle(element);
+}
+
+LinkToolbarUI.prototype.isLinkToolbarEnabled =
+function()
+{
+  if (document.getElementById("linktoolbar").getAttribute("hidden") == "true")
+    return false;
+  else
+    return true;
+}
+
+LinkToolbarUI.prototype.clear =
+function(event)
+{
+  if (event.originalTarget != getBrowser().contentDocument ||
+      !linkToolbarUI.isLinkToolbarEnabled() ||
+      !linkToolbarHandler.hasItems)
+    return;
+
+  linkToolbarHandler.clearAllItems();
+}
+
+LinkToolbarUI.prototype.tabSelected =
+function(event)
+{
+  if (event.originalTarget.localName != "tabs" ||
+      !linkToolbarUI.isLinkToolbarEnabled())
+    return;
+
+  linkToolbarHandler.clearAllItems();
+  linkToolbarUI.deactivate();
+  linkToolbarUI.fullSlowRefresh();
+}
+
+LinkToolbarUI.prototype.fullSlowRefresh =
+function()
+{
+  var currentNode = getBrowser().contentDocument.documentElement;
+  if (!ChromeUtils.getClassName(currentNode) === "HTMLHtmlElement")
+    return;
+  currentNode = currentNode.firstChild;
+
+  while(currentNode)
+  {
+    if (ChromeUtils.getClassName(currentNode) === "HTMLHeadElement") {
+      currentNode = currentNode.firstChild;
+
+      while(currentNode)
+      {
+        if (ChromeUtils.getClassName(currentNode) === "HTMLLinkElement")
+          linkToolbarUI.linkAdded({originalTarget: currentNode});
+        currentNode = currentNode.nextSibling;
+      }
+    }
+    else if (currentNode.nodeType == currentNode.ELEMENT_NODE) {
+      // head is supposed to be the first element inside html.
+      // Got something else instead. returning
+       return;
+    }
+    else
+    {
+      // Got a comment node or something like that. Moving on.
+      currentNode = currentNode.nextSibling;
+    }
+  }
+}
+
+LinkToolbarUI.prototype.toolbarActive = false;
+
+LinkToolbarUI.prototype.activate =
+function()
+{
+  if (!linkToolbarUI.toolbarActive) {
+    linkToolbarUI.toolbarActive = true;
+    document.getElementById("linktoolbar").setAttribute("hasitems", "true");
+    var contentArea = document.getElementById("appcontent");
+    contentArea.addEventListener("pagehide", linkToolbarUI.clear, true);
+    contentArea.addEventListener("pageshow", linkToolbarUI.deactivate, true);
+    contentArea.addEventListener("DOMHeadLoaded", linkToolbarUI.deactivate,
+                                 true);
+  }
+}
+
+LinkToolbarUI.prototype.deactivate =
+function()
+{
+  // This function can never be called unless the toolbar is active, because
+  // it's a handler that's only activated in that situation, so there's no need
+  // to check toolbarActive. On the other hand, by the time this method is
+  // called the toolbar might have been populated again already, in which case
+  // we don't want to deactivate.
+  if (!linkToolbarHandler.hasItems) {
+    linkToolbarUI.toolbarActive = false;
+    document.getElementById("linktoolbar").setAttribute("hasitems", "false");
+    var contentArea = document.getElementById("appcontent");
+    contentArea.removeEventListener("pagehide", linkToolbarUI.clear, true);
+    contentArea.removeEventListener("pageshow", linkToolbarUI.deactivate, true);
+    contentArea.removeEventListener("DOMHeadLoaded", linkToolbarUI.deactivate,
+                                    true);
+  }
+}
+
+/* called whenever something on the toolbar gets an oncommand event */
+LinkToolbarUI.prototype.commanded =
+function(event)
+{
+  // Return if this is one of the menubuttons.
+  if (event.target.getAttribute("type") == "menu") return;
+
+  if (!event.target.getAttribute("href")) return;
+
+  var destURL = event.target.getAttribute("href");
+
+  // We have to do a security check here, because we are loading URIs given
+  // to us by a web page from chrome, which is privileged.
+  try {
+    urlSecurityCheck(destURL, content.document.nodePrincipal,
+                     Ci.nsIScriptSecurityManager.STANDARD);
+    loadURI(destURL, content.document.documentURIObject);
+  } catch (e) {
+    dump("Error: it is not permitted to load this URI from a <link> element: " + e);
+  }
+}
+
+// functions for twiddling XUL elements in the toolbar
+
+LinkToolbarUI.prototype.toggleLinkToolbar =
+function(checkedItem)
+{
+  this.goToggleTristateToolbar("linktoolbar", checkedItem);
+  this.initHandlers();
+  if (this.isLinkToolbarEnabled())
+    this.fullSlowRefresh();
+  else
+    linkToolbarHandler.clearAllItems();
+}
+
+LinkToolbarUI.prototype.initLinkbarVisibilityMenu =
+function()
+{
+  var state = document.getElementById("linktoolbar").getAttribute("hidden");
+  if (!state)
+    state = "maybe";
+  var checkedItem = document.getElementById("cmd_viewlinktoolbar_" + state);
+  checkedItem.setAttribute("checked", true);
+  checkedItem.checked = true;
+}
+
+LinkToolbarUI.prototype.goToggleTristateToolbar =
+function(id, checkedItem)
+{
+  var toolbar = document.getElementById(id);
+  if (toolbar)
+  {
+    toolbar.setAttribute("hidden", checkedItem.value);
+    document.persist(id, "hidden");
+  }
+}
+
+LinkToolbarUI.prototype.addHandlerActive = false;
+
+LinkToolbarUI.prototype.initialized = false;
+
+LinkToolbarUI.prototype.initHandlers =
+function()
+{
+  var contentArea = document.getElementById("appcontent");
+  if (linkToolbarUI.isLinkToolbarEnabled())
+  {
+    if (!linkToolbarUI.addHandlerActive) {
+      contentArea.addEventListener("select", linkToolbarUI.tabSelected);
+      contentArea.addEventListener("DOMLinkAdded", linkToolbarUI.linkAdded,
+                                   true);
+      linkToolbarUI.addHandlerActive = true;
+    }
+  } else
+  {
+    if (linkToolbarUI.addHandlerActive) {
+      contentArea.removeEventListener("select", linkToolbarUI.tabSelected);
+      contentArea.removeEventListener("DOMLinkAdded", linkToolbarUI.linkAdded,
+                                      true);
+      linkToolbarUI.addHandlerActive = false;
+    }
+  }
+  if (!linkToolbarUI.initialized)
+  {
+    linkToolbarUI.initialized = true;
+    document.removeEventListener("pageshow", linkToolbarUI.initHandlers, true);
+  }
+}
+
+var linkToolbarUI = new LinkToolbarUI;
+