The Tor Browser: browser/components/places/content/sidebarUtils.js@6474c204b198 (annotated)

browser/components/places/content/sidebarUtils.js@6474c204b198 (annotated)

browser/components/places/content/sidebarUtils.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 # -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 # 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 SidebarUtils = {
   handleTreeClick: function SU_handleTreeClick(aTree, aEvent, aGutterSelect) {
     // right-clicks are not handled here
     if (aEvent.button == 2)
       return;
     var tbo = aTree.treeBoxObject;
     var row = { }, col = { }, obj = { };
     tbo.getCellAt(aEvent.clientX, aEvent.clientY, row, col, obj);
     if (row.value == -1 || obj.value == "twisty")
       return;
     var mouseInGutter = false;
     if (aGutterSelect) {
       var x = { }, y = { }, w = { }, h = { };
       tbo.getCoordsForCellItem(row.value, col.value, "image",
                                x, y, w, h);
       // getCoordsForCellItem returns the x coordinate in logical coordinates
       // (i.e., starting from the left and right sides in LTR and RTL modes,
       // respectively.)  Therefore, we make sure to exclude the blank area
       // before the tree item icon (that is, to the left or right of it in
       // LTR and RTL modes, respectively) from the click target area.
       var isRTL = window.getComputedStyle(aTree, null).direction == "rtl";
       if (isRTL)
         mouseInGutter = aEvent.clientX > x.value;
       else
         mouseInGutter = aEvent.clientX < x.value;
     }
 #ifdef XP_MACOSX
     var modifKey = aEvent.metaKey || aEvent.shiftKey;
 #else
     var modifKey = aEvent.ctrlKey || aEvent.shiftKey;
 #endif
     var isContainer = tbo.view.isContainer(row.value);
     var openInTabs = isContainer &&
                      (aEvent.button == 1 ||
                       (aEvent.button == 0 && modifKey)) &&
                      PlacesUtils.hasChildURIs(tbo.view.nodeForTreeIndex(row.value));
     if (aEvent.button == 0 && isContainer && !openInTabs) {
       tbo.view.toggleOpenState(row.value);
       return;
     }
     else if (!mouseInGutter && openInTabs &&
             aEvent.originalTarget.localName == "treechildren") {
       tbo.view.selection.select(row.value);
       PlacesUIUtils.openContainerNodeInTabs(aTree.selectedNode, aEvent, aTree);
     }
     else if (!mouseInGutter && !isContainer &&
              aEvent.originalTarget.localName == "treechildren") {
       // Clear all other selection since we're loading a link now. We must
       // do this *before* attempting to load the link since openURL uses
       // selection as an indication of which link to load.
       tbo.view.selection.select(row.value);
       PlacesUIUtils.openNodeWithEvent(aTree.selectedNode, aEvent, aTree);
     }
   },
   handleTreeKeyPress: function SU_handleTreeKeyPress(aEvent) {
     // XXX Bug 627901: Post Fx4, this method should take a tree parameter.
     let tree = aEvent.target;
     let node = tree.selectedNode;
     if (node) {
       if (aEvent.keyCode == KeyEvent.DOM_VK_RETURN)
         PlacesUIUtils.openNodeWithEvent(node, aEvent, tree);
     }
   },
   /**
    * The following function displays the URL of a node that is being
    * hovered over.
    */
   handleTreeMouseMove: function SU_handleTreeMouseMove(aEvent) {
     if (aEvent.target.localName != "treechildren")
       return;
     var tree = aEvent.target.parentNode;
     var tbo = tree.treeBoxObject;
     var row = { }, col = { }, obj = { };
     tbo.getCellAt(aEvent.clientX, aEvent.clientY, row, col, obj);
     // row.value is -1 when the mouse is hovering an empty area within the tree.
     // To avoid showing a URL from a previously hovered node for a currently
     // hovered non-url node, we must clear the moused-over URL in these cases.
     if (row.value != -1) {
       var node = tree.view.nodeForTreeIndex(row.value);
       if (PlacesUtils.nodeIsURI(node))
         this.setMouseoverURL(node.uri);
       else
         this.setMouseoverURL("");
     }
     else
       this.setMouseoverURL("");
   },
   setMouseoverURL: function SU_setMouseoverURL(aURL) {
     // When the browser window is closed with an open sidebar, the sidebar
     // unload event happens after the browser's one.  In this case
     // top.XULBrowserWindow has been nullified already.
     if (top.XULBrowserWindow) {
       top.XULBrowserWindow.setOverLink(aURL, null);
     }
   }
 };