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Diffstat (limited to 'application/palemoon/components/places/content/sidebarUtils.js')
-rw-r--r-- | application/palemoon/components/places/content/sidebarUtils.js | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/application/palemoon/components/places/content/sidebarUtils.js b/application/palemoon/components/places/content/sidebarUtils.js new file mode 100644 index 000000000..8ffb70348 --- /dev/null +++ b/application/palemoon/components/places/content/sidebarUtils.js @@ -0,0 +1,108 @@ +# -*- 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 cell = tbo.getCellAt(aEvent.clientX, aEvent.clientY); + + if (cell.row == -1 || cell.childElt == "twisty") + return; + + var mouseInGutter = false; + if (aGutterSelect) { + var rect = tbo.getCoordsForCellItem(cell.row, cell.col, "image"); + // 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 > rect.x; + else + mouseInGutter = aEvent.clientX < rect.x; + } + +#ifdef XP_MACOSX + var modifKey = aEvent.metaKey || aEvent.shiftKey; +#else + var modifKey = aEvent.ctrlKey || aEvent.shiftKey; +#endif + + var isContainer = tbo.view.isContainer(cell.row); + var openInTabs = isContainer && + (aEvent.button == 1 || + (aEvent.button == 0 && modifKey)) && + PlacesUtils.hasChildURIs(tbo.view.nodeForTreeIndex(cell.row)); + + if (aEvent.button == 0 && isContainer && !openInTabs) { + tbo.view.toggleOpenState(cell.row); + return; + } + else if (!mouseInGutter && openInTabs && + aEvent.originalTarget.localName == "treechildren") { + tbo.view.selection.select(cell.row); + 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(cell.row); + 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 cell = tbo.getCellAt(aEvent.clientX, aEvent.clientY); + + // cell.row 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 (cell.row != -1) { + var node = tree.view.nodeForTreeIndex(cell.row); + 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); + } + } +}; |