diff options
Diffstat (limited to 'browser/components/sessionstore/RecentlyClosedTabsAndWindowsMenuUtils.jsm')
| -rw-r--r-- | browser/components/sessionstore/RecentlyClosedTabsAndWindowsMenuUtils.jsm | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/browser/components/sessionstore/RecentlyClosedTabsAndWindowsMenuUtils.jsm b/browser/components/sessionstore/RecentlyClosedTabsAndWindowsMenuUtils.jsm new file mode 100644 index 000000000..ac5731160 --- /dev/null +++ b/browser/components/sessionstore/RecentlyClosedTabsAndWindowsMenuUtils.jsm @@ -0,0 +1,214 @@ +/* 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/. */ + +this.EXPORTED_SYMBOLS = ["RecentlyClosedTabsAndWindowsMenuUtils"]; + +const kNSXUL = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"; + +var Ci = Components.interfaces; +var Cc = Components.classes; +var Cr = Components.results; +var Cu = Components.utils; + +Cu.import("resource://gre/modules/XPCOMUtils.jsm"); +Cu.import("resource://gre/modules/Services.jsm"); +Cu.import("resource://gre/modules/PlacesUtils.jsm"); + +XPCOMUtils.defineLazyModuleGetter(this, "PluralForm", + "resource://gre/modules/PluralForm.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "SessionStore", + "resource:///modules/sessionstore/SessionStore.jsm"); + +var navigatorBundle = Services.strings.createBundle("chrome://browser/locale/browser.properties"); + +this.RecentlyClosedTabsAndWindowsMenuUtils = { + + /** + * Builds up a document fragment of UI items for the recently closed tabs. + * @param aWindow + * The window that the tabs were closed in. + * @param aTagName + * The tag name that will be used when creating the UI items. + * @param aPrefixRestoreAll (defaults to false) + * Whether the 'restore all tabs' item is suffixed or prefixed to the list. + * If suffixed (the default) a separator will be inserted before it. + * @param aRestoreAllLabel (defaults to "menuRestoreAllTabs.label") + * Which localizable string to use for the 'restore all tabs' item. + * @returns A document fragment with UI items for each recently closed tab. + */ + getTabsFragment: function(aWindow, aTagName, aPrefixRestoreAll=false, + aRestoreAllLabel="menuRestoreAllTabs.label") { + let doc = aWindow.document; + let fragment = doc.createDocumentFragment(); + if (SessionStore.getClosedTabCount(aWindow) != 0) { + let closedTabs = SessionStore.getClosedTabData(aWindow, false); + for (let i = 0; i < closedTabs.length; i++) { + createEntry(aTagName, false, i, closedTabs[i], doc, + closedTabs[i].title, fragment); + } + + createRestoreAllEntry(doc, fragment, aPrefixRestoreAll, false, + aRestoreAllLabel, closedTabs.length, aTagName) + } + return fragment; + }, + + /** + * Builds up a document fragment of UI items for the recently closed windows. + * @param aWindow + * A window that can be used to create the elements and document fragment. + * @param aTagName + * The tag name that will be used when creating the UI items. + * @param aPrefixRestoreAll (defaults to false) + * Whether the 'restore all windows' item is suffixed or prefixed to the list. + * If suffixed (the default) a separator will be inserted before it. + * @param aRestoreAllLabel (defaults to "menuRestoreAllWindows.label") + * Which localizable string to use for the 'restore all windows' item. + * @returns A document fragment with UI items for each recently closed window. + */ + getWindowsFragment: function(aWindow, aTagName, aPrefixRestoreAll=false, + aRestoreAllLabel="menuRestoreAllWindows.label") { + let closedWindowData = SessionStore.getClosedWindowData(false); + let doc = aWindow.document; + let fragment = doc.createDocumentFragment(); + if (closedWindowData.length != 0) { + let menuLabelString = navigatorBundle.GetStringFromName("menuUndoCloseWindowLabel"); + let menuLabelStringSingleTab = + navigatorBundle.GetStringFromName("menuUndoCloseWindowSingleTabLabel"); + + for (let i = 0; i < closedWindowData.length; i++) { + let undoItem = closedWindowData[i]; + let otherTabsCount = undoItem.tabs.length - 1; + let label = (otherTabsCount == 0) ? menuLabelStringSingleTab + : PluralForm.get(otherTabsCount, menuLabelString); + let menuLabel = label.replace("#1", undoItem.title) + .replace("#2", otherTabsCount); + let selectedTab = undoItem.tabs[undoItem.selected - 1]; + + createEntry(aTagName, true, i, selectedTab, doc, menuLabel, + fragment); + } + + createRestoreAllEntry(doc, fragment, aPrefixRestoreAll, true, + aRestoreAllLabel, closedWindowData.length, + aTagName); + } + return fragment; + }, + + + /** + * Re-open a closed tab and put it to the end of the tab strip. + * Used for a middle click. + * @param aEvent + * The event when the user clicks the menu item + */ + _undoCloseMiddleClick: function(aEvent) { + if (aEvent.button != 1) + return; + + aEvent.view.undoCloseTab(aEvent.originalTarget.getAttribute("value")); + aEvent.view.gBrowser.moveTabToEnd(); + }, +}; + +function setImage(aItem, aElement) { + let iconURL = aItem.image; + // don't initiate a connection just to fetch a favicon (see bug 467828) + if (/^https?:/.test(iconURL)) + iconURL = "moz-anno:favicon:" + iconURL; + + aElement.setAttribute("image", iconURL); +} + +/** + * Create a UI entry for a recently closed tab or window. + * @param aTagName + * the tag name that will be used when creating the UI entry + * @param aIsWindowsFragment + * whether or not this entry will represent a closed window + * @param aIndex + * the index of the closed tab + * @param aClosedTab + * the closed tab + * @param aDocument + * a document that can be used to create the entry + * @param aMenuLabel + * the label the created entry will have + * @param aFragment + * the fragment the created entry will be in + */ +function createEntry(aTagName, aIsWindowsFragment, aIndex, aClosedTab, + aDocument, aMenuLabel, aFragment) { + let element = aDocument.createElementNS(kNSXUL, aTagName); + + element.setAttribute("label", aMenuLabel); + if (aClosedTab.image) { + setImage(aClosedTab, element); + } + if (!aIsWindowsFragment) { + element.setAttribute("value", aIndex); + } + + if (aTagName == "menuitem") { + element.setAttribute("class", "menuitem-iconic bookmark-item menuitem-with-favicon"); + } + + element.setAttribute("oncommand", "undoClose" + (aIsWindowsFragment ? "Window" : "Tab") + + "(" + aIndex + ");"); + + // Set the targetURI attribute so it will be shown in tooltip. + // SessionStore uses one-based indexes, so we need to normalize them. + let tabData; + tabData = aIsWindowsFragment ? aClosedTab + : aClosedTab.state; + let activeIndex = (tabData.index || tabData.entries.length) - 1; + if (activeIndex >= 0 && tabData.entries[activeIndex]) { + element.setAttribute("targetURI", tabData.entries[activeIndex].url); + } + + if (!aIsWindowsFragment) { + element.addEventListener("click", RecentlyClosedTabsAndWindowsMenuUtils._undoCloseMiddleClick, false); + } + if (aIndex == 0) { + element.setAttribute("key", "key_undoClose" + (aIsWindowsFragment? "Window" : "Tab")); + } + + aFragment.appendChild(element); +} + +/** + * Create an entry to restore all closed windows or tabs. + * @param aDocument + * a document that can be used to create the entry + * @param aFragment + * the fragment the created entry will be in + * @param aPrefixRestoreAll + * whether the 'restore all windows' item is suffixed or prefixed to the list + * If suffixed a separator will be inserted before it. + * @param aIsWindowsFragment + * whether or not this entry will represent a closed window + * @param aRestoreAllLabel + * which localizable string to use for the entry + * @param aEntryCount + * the number of elements to be restored by this entry + * @param aTagName + * the tag name that will be used when creating the UI entry + */ +function createRestoreAllEntry(aDocument, aFragment, aPrefixRestoreAll, + aIsWindowsFragment, aRestoreAllLabel, + aEntryCount, aTagName) { + let restoreAllElements = aDocument.createElementNS(kNSXUL, aTagName); + restoreAllElements.classList.add("restoreallitem"); + restoreAllElements.setAttribute("label", navigatorBundle.GetStringFromName(aRestoreAllLabel)); + restoreAllElements.setAttribute("oncommand", + "for (var i = 0; i < " + aEntryCount + "; i++) undoClose" + + (aIsWindowsFragment? "Window" : "Tab") + "();"); + if (aPrefixRestoreAll) { + aFragment.insertBefore(restoreAllElements, aFragment.firstChild); + } else { + aFragment.appendChild(aDocument.createElementNS(kNSXUL, "menuseparator")); + aFragment.appendChild(restoreAllElements); + } +}
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