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/* 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/. */
/* globals PROTO_TREE_VIEW */
var { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
var { MailServices } = ChromeUtils.import(
"resource:///modules/MailServices.jsm"
);
XPCOMUtils.defineLazyModuleGetters(this, {
FolderUtils: "resource:///modules/FolderUtils.jsm",
MailUtils: "resource:///modules/MailUtils.jsm",
});
window.addEventListener("DOMContentLoaded", () => {
gSelectVirtual.load();
});
var gFolderTreeView = new PROTO_TREE_VIEW();
var gSelectVirtual = {
_treeElement: null,
_selectedList: new Set(),
load() {
if (window.arguments[0].searchFolderURIs) {
let srchFolderUriArray = window.arguments[0].searchFolderURIs.split("|");
for (let uri of srchFolderUriArray) {
this._selectedList.add(MailUtils.getOrCreateFolder(uri));
}
}
// Add the top level of the folder tree.
for (let account of FolderUtils.allAccountsSorted(true)) {
let server = account.incomingServer;
if (
server instanceof Ci.nsIPop3IncomingServer &&
server.deferredToAccount
) {
continue;
}
gFolderTreeView._rowMap.push(new FolderRow(server.rootFolder));
}
// Recursively expand the tree to show all selected folders.
function expandToSelected(row, i) {
hiddenFolders.delete(row._folder);
for (let folder of hiddenFolders) {
if (row._folder.isAncestorOf(folder)) {
gFolderTreeView.toggleOpenState(i);
for (let j = row.children.length - 1; j >= 0; j--) {
expandToSelected(row.children[j], i + j + 1);
}
break;
}
}
}
let hiddenFolders = new Set(gSelectVirtual._selectedList);
for (let i = gFolderTreeView.rowCount - 1; i >= 0; i--) {
expandToSelected(gFolderTreeView._rowMap[i], i);
}
this._treeElement = document.getElementById("folderPickerTree");
this._treeElement.view = gFolderTreeView;
},
onKeyPress(aEvent) {
// For now, only do something on space key.
if (aEvent.charCode != aEvent.DOM_VK_SPACE) {
return;
}
let selection = this._treeElement.view.selection;
let start = {};
let end = {};
let numRanges = selection.getRangeCount();
for (let range = 0; range < numRanges; range++) {
selection.getRangeAt(range, start, end);
for (let i = start.value; i <= end.value; i++) {
this._toggle(i);
}
}
},
onClick(aEvent) {
// We only care about button 0 (left click) events.
if (aEvent.button != 0) {
return;
}
// We don't want to toggle when clicking on header or tree (scrollbar) or
// on treecol.
if (aEvent.target.nodeName != "treechildren") {
return;
}
let treeCellInfo = this._treeElement.getCellAt(
aEvent.clientX,
aEvent.clientY
);
if (treeCellInfo.row == -1 || treeCellInfo.col.id != "selectedCol") {
return;
}
this._toggle(treeCellInfo.row);
},
_toggle(aRow) {
let folder = gFolderTreeView._rowMap[aRow]._folder;
if (this._selectedList.has(folder)) {
this._selectedList.delete(folder);
} else {
this._selectedList.add(folder);
}
gFolderTreeView._tree.invalidateRow(aRow);
},
onAccept() {
// XXX We should just pass the folder objects around...
let uris = [...this._selectedList.values()]
.map(folder => folder.URI)
.join("|");
if (window.arguments[0].okCallback) {
window.arguments[0].okCallback(uris);
}
},
};
document.addEventListener("dialogaccept", () => gSelectVirtual.onAccept());
/**
* A tree row representing a single folder.
*/
class FolderRow {
constructor(folder, parent = null) {
this._folder = folder;
this._open = false;
this._level = parent ? parent.level + 1 : 0;
this._parent = parent;
this._children = null;
}
get id() {
return this._folder.URI;
}
get text() {
return this.getText("folderNameCol");
}
getText(aColName) {
switch (aColName) {
case "folderNameCol":
return this._folder.abbreviatedName;
default:
return "";
}
}
get open() {
return this._open;
}
get level() {
return this._level;
}
getProperties(column) {
let properties = "";
switch (column?.id) {
case "folderNameCol":
// From folderUtils.jsm.
properties = FolderUtils.getFolderProperties(this._folder, this.open);
break;
case "selectedCol":
properties = "selectedColumn";
if (gSelectVirtual._selectedList.has(this._folder)) {
properties += " selected-true";
}
break;
}
return properties;
}
get children() {
if (this._children === null) {
this._children = [];
for (let subFolder of this._folder.subFolders) {
if (!subFolder.getFlag(Ci.nsMsgFolderFlags.Virtual)) {
this._children.push(new FolderRow(subFolder, this));
}
}
this._children.sort((a, b) => a._folder.compareSortKeys(b._folder));
}
return this._children;
}
}
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