diff options
Diffstat (limited to 'application/basilisk/components/customizableui/CustomizeMode.jsm')
| -rw-r--r-- | application/basilisk/components/customizableui/CustomizeMode.jsm | 2280 |
1 files changed, 2280 insertions, 0 deletions
diff --git a/application/basilisk/components/customizableui/CustomizeMode.jsm b/application/basilisk/components/customizableui/CustomizeMode.jsm new file mode 100644 index 000000000..4365ddfbc --- /dev/null +++ b/application/basilisk/components/customizableui/CustomizeMode.jsm @@ -0,0 +1,2280 @@ +/* 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/. */ + +"use strict"; + +this.EXPORTED_SYMBOLS = ["CustomizeMode"]; + +const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components; + +const kPrefCustomizationDebug = "browser.uiCustomization.debug"; +const kPrefCustomizationAnimation = "browser.uiCustomization.disableAnimation"; +const kPaletteId = "customization-palette"; +const kDragDataTypePrefix = "text/toolbarwrapper-id/"; +const kPlaceholderClass = "panel-customization-placeholder"; +const kSkipSourceNodePref = "browser.uiCustomization.skipSourceNodeCheck"; +const kToolbarVisibilityBtn = "customization-toolbar-visibility-button"; +const kDrawInTitlebarPref = "browser.tabs.drawInTitlebar"; +const kMaxTransitionDurationMs = 2000; + +const kPanelItemContextMenu = "customizationPanelItemContextMenu"; +const kPaletteItemContextMenu = "customizationPaletteItemContextMenu"; + +Cu.import("resource://gre/modules/Services.jsm"); +Cu.import("resource:///modules/CustomizableUI.jsm"); +Cu.import("resource://gre/modules/XPCOMUtils.jsm"); +Cu.import("resource://gre/modules/Task.jsm"); +Cu.import("resource://gre/modules/Promise.jsm"); +Cu.import("resource://gre/modules/AddonManager.jsm"); +Cu.import("resource://gre/modules/AppConstants.jsm"); + +XPCOMUtils.defineLazyModuleGetter(this, "DragPositionManager", + "resource:///modules/DragPositionManager.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "LightweightThemeManager", + "resource://gre/modules/LightweightThemeManager.jsm"); +XPCOMUtils.defineLazyModuleGetter(this, "SessionStore", + "resource:///modules/sessionstore/SessionStore.jsm"); + +let gDebug; +XPCOMUtils.defineLazyGetter(this, "log", () => { + let scope = {}; + Cu.import("resource://gre/modules/Console.jsm", scope); + try { + gDebug = Services.prefs.getBoolPref(kPrefCustomizationDebug); + } catch (ex) {} + let consoleOptions = { + maxLogLevel: gDebug ? "all" : "log", + prefix: "CustomizeMode", + }; + return new scope.ConsoleAPI(consoleOptions); +}); + +var gDisableAnimation = null; + +var gDraggingInToolbars; + +var gTab; + +function closeGlobalTab() { + let win = gTab.ownerGlobal; + if (win.gBrowser.browsers.length == 1) { + win.BrowserOpenTab(); + } + win.gBrowser.removeTab(gTab); + gTab = null; +} + +function unregisterGlobalTab() { + gTab.removeEventListener("TabClose", unregisterGlobalTab); + gTab.ownerGlobal.removeEventListener("unload", unregisterGlobalTab); + gTab.removeAttribute("customizemode"); + gTab = null; +} + +function CustomizeMode(aWindow) { + if (gDisableAnimation === null) { + gDisableAnimation = Services.prefs.getPrefType(kPrefCustomizationAnimation) == Ci.nsIPrefBranch.PREF_BOOL && + Services.prefs.getBoolPref(kPrefCustomizationAnimation); + } + this.window = aWindow; + this.document = aWindow.document; + this.browser = aWindow.gBrowser; + this.areas = new Set(); + + // There are two palettes - there's the palette that can be overlayed with + // toolbar items in browser.xul. This is invisible, and never seen by the + // user. Then there's the visible palette, which gets populated and displayed + // to the user when in customizing mode. + this.visiblePalette = this.document.getElementById(kPaletteId); + this.paletteEmptyNotice = this.document.getElementById("customization-empty"); + if (Services.prefs.getCharPref("general.skins.selectedSkin") != "classic/1.0") { + let lwthemeButton = this.document.getElementById("customization-lwtheme-button"); + lwthemeButton.setAttribute("hidden", "true"); + } + if (AppConstants.CAN_DRAW_IN_TITLEBAR) { + this._updateTitlebarButton(); + Services.prefs.addObserver(kDrawInTitlebarPref, this, false); + } + this.window.addEventListener("unload", this); +} + +CustomizeMode.prototype = { + _changed: false, + _transitioning: false, + window: null, + document: null, + // areas is used to cache the customizable areas when in customization mode. + areas: null, + // When in customizing mode, we swap out the reference to the invisible + // palette in gNavToolbox.palette for our visiblePalette. This way, for the + // customizing browser window, when widgets are removed from customizable + // areas and added to the palette, they're added to the visible palette. + // _stowedPalette is a reference to the old invisible palette so we can + // restore gNavToolbox.palette to its original state after exiting + // customization mode. + _stowedPalette: null, + _dragOverItem: null, + _customizing: false, + _skipSourceNodeCheck: null, + _mainViewContext: null, + + get panelUIContents() { + return this.document.getElementById("PanelUI-contents"); + }, + + get _handler() { + return this.window.CustomizationHandler; + }, + + uninit: function() { + if (AppConstants.CAN_DRAW_IN_TITLEBAR) { + Services.prefs.removeObserver(kDrawInTitlebarPref, this); + } + }, + + toggle: function() { + if (this._handler.isEnteringCustomizeMode || this._handler.isExitingCustomizeMode) { + this._wantToBeInCustomizeMode = !this._wantToBeInCustomizeMode; + return; + } + if (this._customizing) { + this.exit(); + } else { + this.enter(); + } + }, + + _updateLWThemeButtonIcon: function() { + let lwthemeButton = this.document.getElementById("customization-lwtheme-button"); + let lwthemeIcon = this.document.getAnonymousElementByAttribute(lwthemeButton, + "class", "button-icon"); + lwthemeIcon.style.backgroundImage = LightweightThemeManager.currentTheme ? + "url(" + LightweightThemeManager.currentTheme.iconURL + ")" : ""; + }, + + setTab: function(aTab) { + if (gTab == aTab) { + return; + } + + if (gTab) { + closeGlobalTab(); + } + + gTab = aTab; + + gTab.setAttribute("customizemode", "true"); + SessionStore.persistTabAttribute("customizemode"); + + gTab.linkedBrowser.stop(); + + let win = gTab.ownerGlobal; + + win.gBrowser.setTabTitle(gTab); + win.gBrowser.setIcon(gTab, + "chrome://browser/skin/customizableui/customizeFavicon.ico"); + + gTab.addEventListener("TabClose", unregisterGlobalTab); + win.addEventListener("unload", unregisterGlobalTab); + + if (gTab.selected) { + win.gCustomizeMode.enter(); + } + }, + + enter: function() { + this._wantToBeInCustomizeMode = true; + + if (this._customizing || this._handler.isEnteringCustomizeMode) { + return; + } + + // Exiting; want to re-enter once we've done that. + if (this._handler.isExitingCustomizeMode) { + log.debug("Attempted to enter while we're in the middle of exiting. " + + "We'll exit after we've entered"); + return; + } + + if (!gTab) { + this.setTab(this.browser.loadOneTab("about:blank", + { inBackground: false, + forceNotRemote: true, + skipAnimation: true })); + return; + } + if (!gTab.selected) { + // This will force another .enter() to be called via the + // onlocationchange handler of the tabbrowser, so we return early. + gTab.ownerGlobal.gBrowser.selectedTab = gTab; + return; + } + gTab.ownerGlobal.focus(); + if (gTab.ownerDocument != this.document) { + return; + } + + let window = this.window; + let document = this.document; + + this._handler.isEnteringCustomizeMode = true; + + // Always disable the reset button at the start of customize mode, it'll be re-enabled + // if necessary when we finish entering: + let resetButton = this.document.getElementById("customization-reset-button"); + resetButton.setAttribute("disabled", "true"); + + Task.spawn(function*() { + // We shouldn't start customize mode until after browser-delayed-startup has finished: + if (!this.window.gBrowserInit.delayedStartupFinished) { + yield new Promise(resolve => { + let delayedStartupObserver = aSubject => { + if (aSubject == this.window) { + Services.obs.removeObserver(delayedStartupObserver, "browser-delayed-startup-finished"); + resolve(); + } + }; + + Services.obs.addObserver(delayedStartupObserver, "browser-delayed-startup-finished", false); + }); + } + + let toolbarVisibilityBtn = document.getElementById(kToolbarVisibilityBtn); + let togglableToolbars = window.getTogglableToolbars(); + if (togglableToolbars.length == 0) { + toolbarVisibilityBtn.setAttribute("hidden", "true"); + } else { + toolbarVisibilityBtn.removeAttribute("hidden"); + } + + this.updateLWTStyling(); + + CustomizableUI.dispatchToolboxEvent("beforecustomization", {}, window); + CustomizableUI.notifyStartCustomizing(this.window); + + // Add a keypress listener to the document so that we can quickly exit + // customization mode when pressing ESC. + document.addEventListener("keypress", this); + + // Same goes for the menu button - if we're customizing, a click on the + // menu button means a quick exit from customization mode. + window.PanelUI.hide(); + window.PanelUI.menuButton.addEventListener("command", this); + window.PanelUI.menuButton.open = true; + window.PanelUI.beginBatchUpdate(); + + // The menu panel is lazy, and registers itself when the popup shows. We + // need to force the menu panel to register itself, or else customization + // is really not going to work. We pass "true" to ensureReady to + // indicate that we're handling calling startBatchUpdate and + // endBatchUpdate. + if (!window.PanelUI.isReady) { + yield window.PanelUI.ensureReady(true); + } + + // Hide the palette before starting the transition for increased perf. + this.visiblePalette.hidden = true; + this.visiblePalette.removeAttribute("showing"); + + // Disable the button-text fade-out mask + // during the transition for increased perf. + let panelContents = window.PanelUI.contents; + panelContents.setAttribute("customize-transitioning", "true"); + + // Move the mainView in the panel to the holder so that we can see it + // while customizing. + let mainView = window.PanelUI.mainView; + let panelHolder = document.getElementById("customization-panelHolder"); + panelHolder.appendChild(mainView); + + let customizeButton = document.getElementById("PanelUI-customize"); + customizeButton.setAttribute("enterLabel", customizeButton.getAttribute("label")); + customizeButton.setAttribute("label", customizeButton.getAttribute("exitLabel")); + customizeButton.setAttribute("enterTooltiptext", customizeButton.getAttribute("tooltiptext")); + customizeButton.setAttribute("tooltiptext", customizeButton.getAttribute("exitTooltiptext")); + + this._transitioning = true; + + let customizer = document.getElementById("customization-container"); + customizer.parentNode.selectedPanel = customizer; + customizer.hidden = false; + + this._wrapToolbarItemSync(CustomizableUI.AREA_TABSTRIP); + + let customizableToolbars = document.querySelectorAll("toolbar[customizable=true]:not([autohide=true]):not([collapsed=true])"); + for (let toolbar of customizableToolbars) + toolbar.setAttribute("customizing", true); + + yield this._doTransition(true); + + Services.obs.addObserver(this, "lightweight-theme-window-updated", false); + + // Let everybody in this window know that we're about to customize. + CustomizableUI.dispatchToolboxEvent("customizationstarting", {}, window); + + this._mainViewContext = mainView.getAttribute("context"); + if (this._mainViewContext) { + mainView.removeAttribute("context"); + } + + this._showPanelCustomizationPlaceholders(); + + yield this._wrapToolbarItems(); + this.populatePalette(); + + this._addDragHandlers(this.visiblePalette); + + window.gNavToolbox.addEventListener("toolbarvisibilitychange", this); + + document.getElementById("PanelUI-help").setAttribute("disabled", true); + document.getElementById("PanelUI-quit").setAttribute("disabled", true); + + this._updateResetButton(); + this._updateUndoResetButton(); + + this._skipSourceNodeCheck = Services.prefs.getPrefType(kSkipSourceNodePref) == Ci.nsIPrefBranch.PREF_BOOL && + Services.prefs.getBoolPref(kSkipSourceNodePref); + + CustomizableUI.addListener(this); + window.PanelUI.endBatchUpdate(); + this._customizing = true; + this._transitioning = false; + + // Show the palette now that the transition has finished. + this.visiblePalette.hidden = false; + window.setTimeout(() => { + // Force layout reflow to ensure the animation runs, + // and make it async so it doesn't affect the timing. + this.visiblePalette.clientTop; + this.visiblePalette.setAttribute("showing", "true"); + }, 0); + this._updateEmptyPaletteNotice(); + + this._updateLWThemeButtonIcon(); + + this._handler.isEnteringCustomizeMode = false; + panelContents.removeAttribute("customize-transitioning"); + + CustomizableUI.dispatchToolboxEvent("customizationready", {}, window); + this._enableOutlinesTimeout = window.setTimeout(() => { + this.document.getElementById("nav-bar").setAttribute("showoutline", "true"); + this.panelUIContents.setAttribute("showoutline", "true"); + delete this._enableOutlinesTimeout; + }, 0); + + if (!this._wantToBeInCustomizeMode) { + this.exit(); + } + }.bind(this)).then(null, function(e) { + log.error("Error entering customize mode", e); + // We should ensure this has been called, and calling it again doesn't hurt: + window.PanelUI.endBatchUpdate(); + this._handler.isEnteringCustomizeMode = false; + // Exit customize mode to ensure proper clean-up when entering failed. + this.exit(); + }.bind(this)); + }, + + exit: function() { + this._wantToBeInCustomizeMode = false; + + if (!this._customizing || this._handler.isExitingCustomizeMode) { + return; + } + + // Entering; want to exit once we've done that. + if (this._handler.isEnteringCustomizeMode) { + log.debug("Attempted to exit while we're in the middle of entering. " + + "We'll exit after we've entered"); + return; + } + + if (this.resetting) { + log.debug("Attempted to exit while we're resetting. " + + "We'll exit after resetting has finished."); + return; + } + + this._handler.isExitingCustomizeMode = true; + + if (this._enableOutlinesTimeout) { + this.window.clearTimeout(this._enableOutlinesTimeout); + } else { + this.document.getElementById("nav-bar").removeAttribute("showoutline"); + this.panelUIContents.removeAttribute("showoutline"); + } + + this._removeExtraToolbarsIfEmpty(); + + CustomizableUI.removeListener(this); + + this.document.removeEventListener("keypress", this); + this.window.PanelUI.menuButton.removeEventListener("command", this); + this.window.PanelUI.menuButton.open = false; + + this.window.PanelUI.beginBatchUpdate(); + + this._removePanelCustomizationPlaceholders(); + + let window = this.window; + let document = this.document; + + // Hide the palette before starting the transition for increased perf. + this.visiblePalette.hidden = true; + this.visiblePalette.removeAttribute("showing"); + this.paletteEmptyNotice.hidden = true; + + // Disable the button-text fade-out mask + // during the transition for increased perf. + let panelContents = window.PanelUI.contents; + panelContents.setAttribute("customize-transitioning", "true"); + + // Disable the reset and undo reset buttons while transitioning: + let resetButton = this.document.getElementById("customization-reset-button"); + let undoResetButton = this.document.getElementById("customization-undo-reset-button"); + undoResetButton.hidden = resetButton.disabled = true; + + this._transitioning = true; + + Task.spawn(function*() { + yield this.depopulatePalette(); + + yield this._doTransition(false); + this.removeLWTStyling(); + + Services.obs.removeObserver(this, "lightweight-theme-window-updated", false); + + if (this.browser.selectedTab == gTab) { + if (gTab.linkedBrowser.currentURI.spec == "about:blank") { + closeGlobalTab(); + } else { + unregisterGlobalTab(); + } + } + let browser = document.getElementById("browser"); + browser.parentNode.selectedPanel = browser; + let customizer = document.getElementById("customization-container"); + customizer.hidden = true; + + window.gNavToolbox.removeEventListener("toolbarvisibilitychange", this); + + DragPositionManager.stop(); + this._removeDragHandlers(this.visiblePalette); + + yield this._unwrapToolbarItems(); + + if (this._changed) { + // XXXmconley: At first, it seems strange to also persist the old way with + // currentset - but this might actually be useful for switching + // to old builds. We might want to keep this around for a little + // bit. + this.persistCurrentSets(); + } + + // And drop all area references. + this.areas.clear(); + + // Let everybody in this window know that we're starting to + // exit customization mode. + CustomizableUI.dispatchToolboxEvent("customizationending", {}, window); + + window.PanelUI.setMainView(window.PanelUI.mainView); + window.PanelUI.menuButton.disabled = false; + + let customizeButton = document.getElementById("PanelUI-customize"); + customizeButton.setAttribute("exitLabel", customizeButton.getAttribute("label")); + customizeButton.setAttribute("label", customizeButton.getAttribute("enterLabel")); + customizeButton.setAttribute("exitTooltiptext", customizeButton.getAttribute("tooltiptext")); + customizeButton.setAttribute("tooltiptext", customizeButton.getAttribute("enterTooltiptext")); + + // We have to use setAttribute/removeAttribute here instead of the + // property because the XBL property will be set later, and right + // now we'd be setting an expando, which breaks the XBL property. + document.getElementById("PanelUI-help").removeAttribute("disabled"); + document.getElementById("PanelUI-quit").removeAttribute("disabled"); + + panelContents.removeAttribute("customize-transitioning"); + + // We need to set this._customizing to false before removing the tab + // or the TabSelect event handler will think that we are exiting + // customization mode for a second time. + this._customizing = false; + + let mainView = window.PanelUI.mainView; + if (this._mainViewContext) { + mainView.setAttribute("context", this._mainViewContext); + } + + let customizableToolbars = document.querySelectorAll("toolbar[customizable=true]:not([autohide=true])"); + for (let toolbar of customizableToolbars) + toolbar.removeAttribute("customizing"); + + this.window.PanelUI.endBatchUpdate(); + delete this._lastLightweightTheme; + this._changed = false; + this._transitioning = false; + this._handler.isExitingCustomizeMode = false; + CustomizableUI.dispatchToolboxEvent("aftercustomization", {}, window); + CustomizableUI.notifyEndCustomizing(window); + + if (this._wantToBeInCustomizeMode) { + this.enter(); + } + }.bind(this)).then(null, function(e) { + log.error("Error exiting customize mode", e); + // We should ensure this has been called, and calling it again doesn't hurt: + window.PanelUI.endBatchUpdate(); + this._handler.isExitingCustomizeMode = false; + }.bind(this)); + }, + + /** + * The customize mode transition has 4 phases when entering: + * 1) Pre-customization mode + * This is the starting phase of the browser. + * 2) LWT swapping + * This is where we swap some of the lightweight theme styles in order + * to make them work in customize mode. We set/unset a customization- + * lwtheme attribute iff we're using a lightweight theme. + * 3) customize-entering + * This phase is a transition, optimized for smoothness. + * 4) customize-entered + * After the transition completes, this phase draws all of the + * expensive detail that isn't necessary during the second phase. + * + * Exiting customization mode has a similar set of phases, but in reverse + * order - customize-entered, customize-exiting, remove LWT swapping, + * pre-customization mode. + * + * When in the customize-entering, customize-entered, or customize-exiting + * phases, there is a "customizing" attribute set on the main-window to simplify + * excluding certain styles while in any phase of customize mode. + */ + _doTransition: function(aEntering) { + let deck = this.document.getElementById("content-deck"); + let customizeTransitionEndPromise = new Promise(resolve => { + let customizeTransitionEnd = (aEvent) => { + if (aEvent != "timedout" && + (aEvent.originalTarget != deck || aEvent.propertyName != "margin-left")) { + return; + } + this.window.clearTimeout(catchAllTimeout); + // We request an animation frame to do the final stage of the transition + // to improve perceived performance. (bug 962677) + this.window.requestAnimationFrame(() => { + deck.removeEventListener("transitionend", customizeTransitionEnd); + + if (!aEntering) { + this.document.documentElement.removeAttribute("customize-exiting"); + this.document.documentElement.removeAttribute("customizing"); + } else { + this.document.documentElement.setAttribute("customize-entered", true); + this.document.documentElement.removeAttribute("customize-entering"); + } + CustomizableUI.dispatchToolboxEvent("customization-transitionend", aEntering, this.window); + + resolve(); + }); + }; + deck.addEventListener("transitionend", customizeTransitionEnd); + let catchAll = () => customizeTransitionEnd("timedout"); + let catchAllTimeout = this.window.setTimeout(catchAll, kMaxTransitionDurationMs); + }); + + if (gDisableAnimation) { + this.document.getElementById("tab-view-deck").setAttribute("fastcustomizeanimation", true); + } + + if (aEntering) { + this.document.documentElement.setAttribute("customizing", true); + this.document.documentElement.setAttribute("customize-entering", true); + } else { + this.document.documentElement.setAttribute("customize-exiting", true); + this.document.documentElement.removeAttribute("customize-entered"); + } + + return customizeTransitionEndPromise; + }, + + updateLWTStyling: function(aData) { + let docElement = this.document.documentElement; + if (!aData) { + let lwt = docElement._lightweightTheme; + aData = lwt.getData(); + } + let headerURL = aData && aData.headerURL; + if (!headerURL) { + this.removeLWTStyling(); + return; + } + + let deck = this.document.getElementById("tab-view-deck"); + let headerImageRef = this._getHeaderImageRef(aData); + docElement.setAttribute("customization-lwtheme", "true"); + + let toolboxRect = this.window.gNavToolbox.getBoundingClientRect(); + let height = toolboxRect.bottom; + + if (AppConstants.platform == "macosx") { + let drawingInTitlebar = !docElement.hasAttribute("drawtitle"); + let titlebar = this.document.getElementById("titlebar"); + if (drawingInTitlebar) { + titlebar.style.backgroundImage = headerImageRef; + } else { + titlebar.style.removeProperty("background-image"); + } + } + + let limitedBG = "-moz-image-rect(" + headerImageRef + ", 0, 100%, " + + height + ", 0)"; + + let ridgeStart = height - 1; + let ridgeCenter = (ridgeStart + 1) + "px"; + let ridgeEnd = (ridgeStart + 2) + "px"; + ridgeStart = ridgeStart + "px"; + + let ridge = "linear-gradient(to bottom, " + + "transparent " + ridgeStart + + ", rgba(0,0,0,0.25) " + ridgeStart + + ", rgba(0,0,0,0.25) " + ridgeCenter + + ", rgba(255,255,255,0.5) " + ridgeCenter + + ", rgba(255,255,255,0.5) " + ridgeEnd + ", " + + "transparent " + ridgeEnd + ")"; + deck.style.backgroundImage = ridge + ", " + limitedBG; + + /* Remove the background styles from the <window> so we can style it instead. */ + docElement.style.removeProperty("background-image"); + docElement.style.removeProperty("background-color"); + }, + + removeLWTStyling: function() { + let affectedNodes = AppConstants.platform == "macosx" ? + ["tab-view-deck", "titlebar"] : + ["tab-view-deck"]; + for (let id of affectedNodes) { + let node = this.document.getElementById(id); + node.style.removeProperty("background-image"); + } + let docElement = this.document.documentElement; + docElement.removeAttribute("customization-lwtheme"); + let data = docElement._lightweightTheme.getData(); + if (data && data.headerURL) { + docElement.style.backgroundImage = this._getHeaderImageRef(data); + docElement.style.backgroundColor = data.accentcolor || "white"; + } + }, + + _getHeaderImageRef: function(aData) { + return "url(\"" + aData.headerURL.replace(/"/g, '\\"') + "\")"; + }, + + _getCustomizableChildForNode: function(aNode) { + // NB: adjusted from _getCustomizableParent to keep that method fast + // (it's used during drags), and avoid multiple DOM loops + let areas = CustomizableUI.areas; + // Caching this length is important because otherwise we'll also iterate + // over items we add to the end from within the loop. + let numberOfAreas = areas.length; + for (let i = 0; i < numberOfAreas; i++) { + let area = areas[i]; + let areaNode = aNode.ownerDocument.getElementById(area); + let customizationTarget = areaNode && areaNode.customizationTarget; + if (customizationTarget && customizationTarget != areaNode) { + areas.push(customizationTarget.id); + } + let overflowTarget = areaNode && areaNode.getAttribute("overflowtarget"); + if (overflowTarget) { + areas.push(overflowTarget); + } + } + areas.push(kPaletteId); + + while (aNode && aNode.parentNode) { + let parent = aNode.parentNode; + if (areas.indexOf(parent.id) != -1) { + return aNode; + } + aNode = parent; + } + return null; + }, + + addToToolbar: function(aNode) { + aNode = this._getCustomizableChildForNode(aNode); + if (aNode.localName == "toolbarpaletteitem" && aNode.firstChild) { + aNode = aNode.firstChild; + } + CustomizableUI.addWidgetToArea(aNode.id, CustomizableUI.AREA_NAVBAR); + if (!this._customizing) { + CustomizableUI.dispatchToolboxEvent("customizationchange"); + } + }, + + addToPanel: function(aNode) { + aNode = this._getCustomizableChildForNode(aNode); + if (aNode.localName == "toolbarpaletteitem" && aNode.firstChild) { + aNode = aNode.firstChild; + } + CustomizableUI.addWidgetToArea(aNode.id, CustomizableUI.AREA_PANEL); + if (!this._customizing) { + CustomizableUI.dispatchToolboxEvent("customizationchange"); + } + }, + + removeFromArea: function(aNode) { + aNode = this._getCustomizableChildForNode(aNode); + if (aNode.localName == "toolbarpaletteitem" && aNode.firstChild) { + aNode = aNode.firstChild; + } + CustomizableUI.removeWidgetFromArea(aNode.id); + if (!this._customizing) { + CustomizableUI.dispatchToolboxEvent("customizationchange"); + } + }, + + populatePalette: function() { + let fragment = this.document.createDocumentFragment(); + let toolboxPalette = this.window.gNavToolbox.palette; + + try { + let unusedWidgets = CustomizableUI.getUnusedWidgets(toolboxPalette); + for (let widget of unusedWidgets) { + let paletteItem = this.makePaletteItem(widget, "palette"); + if (!paletteItem) { + continue; + } + fragment.appendChild(paletteItem); + } + + this.visiblePalette.appendChild(fragment); + this._stowedPalette = this.window.gNavToolbox.palette; + this.window.gNavToolbox.palette = this.visiblePalette; + } catch (ex) { + log.error(ex); + } + }, + + // XXXunf Maybe this should use -moz-element instead of wrapping the node? + // Would ensure no weird interactions/event handling from original node, + // and makes it possible to put this in a lazy-loaded iframe/real tab + // while still getting rid of the need for overlays. + makePaletteItem: function(aWidget, aPlace) { + let widgetNode = aWidget.forWindow(this.window).node; + if (!widgetNode) { + log.error("Widget with id " + aWidget.id + " does not return a valid node"); + return null; + } + // Do not build a palette item for hidden widgets; there's not much to show. + if (widgetNode.hidden) { + return null; + } + + let wrapper = this.createOrUpdateWrapper(widgetNode, aPlace); + wrapper.appendChild(widgetNode); + return wrapper; + }, + + depopulatePalette: function() { + return Task.spawn(function*() { + this.visiblePalette.hidden = true; + let paletteChild = this.visiblePalette.firstChild; + let nextChild; + while (paletteChild) { + nextChild = paletteChild.nextElementSibling; + let provider = CustomizableUI.getWidget(paletteChild.id).provider; + if (provider == CustomizableUI.PROVIDER_XUL) { + let unwrappedPaletteItem = + yield this.deferredUnwrapToolbarItem(paletteChild); + this._stowedPalette.appendChild(unwrappedPaletteItem); + } else if (provider == CustomizableUI.PROVIDER_API) { + // XXXunf Currently this doesn't destroy the (now unused) node. It would + // be good to do so, but we need to keep strong refs to it in + // CustomizableUI (can't iterate of WeakMaps), and there's the + // question of what behavior wrappers should have if consumers + // keep hold of them. + // widget.destroyInstance(widgetNode); + } else if (provider == CustomizableUI.PROVIDER_SPECIAL) { + this.visiblePalette.removeChild(paletteChild); + } + + paletteChild = nextChild; + } + this.visiblePalette.hidden = false; + this.window.gNavToolbox.palette = this._stowedPalette; + }.bind(this)).then(null, log.error); + }, + + isCustomizableItem: function(aNode) { + return aNode.localName == "toolbarbutton" || + aNode.localName == "toolbaritem" || + aNode.localName == "toolbarseparator" || + aNode.localName == "toolbarspring" || + aNode.localName == "toolbarspacer"; + }, + + isWrappedToolbarItem: function(aNode) { + return aNode.localName == "toolbarpaletteitem"; + }, + + deferredWrapToolbarItem: function(aNode, aPlace) { + return new Promise(resolve => { + dispatchFunction(() => { + let wrapper = this.wrapToolbarItem(aNode, aPlace); + resolve(wrapper); + }); + }); + }, + + wrapToolbarItem: function(aNode, aPlace) { + if (!this.isCustomizableItem(aNode)) { + return aNode; + } + let wrapper = this.createOrUpdateWrapper(aNode, aPlace); + + // It's possible that this toolbar node is "mid-flight" and doesn't have + // a parent, in which case we skip replacing it. This can happen if a + // toolbar item has been dragged into the palette. In that case, we tell + // CustomizableUI to remove the widget from its area before putting the + // widget in the palette - so the node will have no parent. + if (aNode.parentNode) { + aNode = aNode.parentNode.replaceChild(wrapper, aNode); + } + wrapper.appendChild(aNode); + return wrapper; + }, + + createOrUpdateWrapper: function(aNode, aPlace, aIsUpdate) { + let wrapper; + if (aIsUpdate && aNode.parentNode && aNode.parentNode.localName == "toolbarpaletteitem") { + wrapper = aNode.parentNode; + aPlace = wrapper.getAttribute("place"); + } else { + wrapper = this.document.createElement("toolbarpaletteitem"); + // "place" is used by toolkit to add the toolbarpaletteitem-palette + // binding to a toolbarpaletteitem, which gives it a label node for when + // it's sitting in the palette. + wrapper.setAttribute("place", aPlace); + } + + + // Ensure the wrapped item doesn't look like it's in any special state, and + // can't be interactved with when in the customization palette. + if (aNode.hasAttribute("command")) { + wrapper.setAttribute("itemcommand", aNode.getAttribute("command")); + aNode.removeAttribute("command"); + } + + if (aNode.hasAttribute("observes")) { + wrapper.setAttribute("itemobserves", aNode.getAttribute("observes")); + aNode.removeAttribute("observes"); + } + + if (aNode.getAttribute("checked") == "true") { + wrapper.setAttribute("itemchecked", "true"); + aNode.removeAttribute("checked"); + } + + if (aNode.hasAttribute("id")) { + wrapper.setAttribute("id", "wrapper-" + aNode.getAttribute("id")); + } + + if (aNode.hasAttribute("label")) { + wrapper.setAttribute("title", aNode.getAttribute("label")); + wrapper.setAttribute("tooltiptext", aNode.getAttribute("label")); + } else if (aNode.hasAttribute("title")) { + wrapper.setAttribute("title", aNode.getAttribute("title")); + wrapper.setAttribute("tooltiptext", aNode.getAttribute("title")); + } + + if (aNode.hasAttribute("flex")) { + wrapper.setAttribute("flex", aNode.getAttribute("flex")); + } + + if (aPlace == "panel") { + if (aNode.classList.contains(CustomizableUI.WIDE_PANEL_CLASS)) { + wrapper.setAttribute("haswideitem", "true"); + } else if (wrapper.hasAttribute("haswideitem")) { + wrapper.removeAttribute("haswideitem"); + } + } + + let removable = aPlace == "palette" || CustomizableUI.isWidgetRemovable(aNode); + wrapper.setAttribute("removable", removable); + + let contextMenuAttrName = ""; + if (aNode.getAttribute("context")) { + contextMenuAttrName = "context"; + } else if (aNode.getAttribute("contextmenu")) { + contextMenuAttrName = "contextmenu"; + } + let currentContextMenu = aNode.getAttribute(contextMenuAttrName); + let contextMenuForPlace = aPlace == "panel" ? + kPanelItemContextMenu : + kPaletteItemContextMenu; + if (aPlace != "toolbar") { + wrapper.setAttribute("context", contextMenuForPlace); + } + // Only keep track of the menu if it is non-default. + if (currentContextMenu && + currentContextMenu != contextMenuForPlace) { + aNode.setAttribute("wrapped-context", currentContextMenu); + aNode.setAttribute("wrapped-contextAttrName", contextMenuAttrName) + aNode.removeAttribute(contextMenuAttrName); + } else if (currentContextMenu == contextMenuForPlace) { + aNode.removeAttribute(contextMenuAttrName); + } + + // Only add listeners for newly created wrappers: + if (!aIsUpdate) { + wrapper.addEventListener("mousedown", this); + wrapper.addEventListener("mouseup", this); + } + + return wrapper; + }, + + deferredUnwrapToolbarItem: function(aWrapper) { + return new Promise(resolve => { + dispatchFunction(() => { + let item = null; + try { + item = this.unwrapToolbarItem(aWrapper); + } catch (ex) { + Cu.reportError(ex); + } + resolve(item); + }); + }); + }, + + unwrapToolbarItem: function(aWrapper) { + if (aWrapper.nodeName != "toolbarpaletteitem") { + return aWrapper; + } + aWrapper.removeEventListener("mousedown", this); + aWrapper.removeEventListener("mouseup", this); + + let place = aWrapper.getAttribute("place"); + + let toolbarItem = aWrapper.firstChild; + if (!toolbarItem) { + log.error("no toolbarItem child for " + aWrapper.tagName + "#" + aWrapper.id); + aWrapper.remove(); + return null; + } + + if (aWrapper.hasAttribute("itemobserves")) { + toolbarItem.setAttribute("observes", aWrapper.getAttribute("itemobserves")); + } + + if (aWrapper.hasAttribute("itemchecked")) { + toolbarItem.checked = true; + } + + if (aWrapper.hasAttribute("itemcommand")) { + let commandID = aWrapper.getAttribute("itemcommand"); + toolbarItem.setAttribute("command", commandID); + + // XXX Bug 309953 - toolbarbuttons aren't in sync with their commands after customizing + let command = this.document.getElementById(commandID); + if (command && command.hasAttribute("disabled")) { + toolbarItem.setAttribute("disabled", command.getAttribute("disabled")); + } + } + + let wrappedContext = toolbarItem.getAttribute("wrapped-context"); + if (wrappedContext) { + let contextAttrName = toolbarItem.getAttribute("wrapped-contextAttrName"); + toolbarItem.setAttribute(contextAttrName, wrappedContext); + toolbarItem.removeAttribute("wrapped-contextAttrName"); + toolbarItem.removeAttribute("wrapped-context"); + } else if (place == "panel") { + toolbarItem.setAttribute("context", kPanelItemContextMenu); + } + + if (aWrapper.parentNode) { + aWrapper.parentNode.replaceChild(toolbarItem, aWrapper); + } + return toolbarItem; + }, + + _wrapToolbarItem: function*(aArea) { + let target = CustomizableUI.getCustomizeTargetForArea(aArea, this.window); + if (!target || this.areas.has(target)) { + return null; + } + + this._addDragHandlers(target); + for (let child of target.children) { + if (this.isCustomizableItem(child) && !this.isWrappedToolbarItem(child)) { + yield this.deferredWrapToolbarItem(child, CustomizableUI.getPlaceForItem(child)).then(null, log.error); + } + } + this.areas.add(target); + return target; + }, + + _wrapToolbarItemSync: function(aArea) { + let target = CustomizableUI.getCustomizeTargetForArea(aArea, this.window); + if (!target || this.areas.has(target)) { + return null; + } + + this._addDragHandlers(target); + try { + for (let child of target.children) { + if (this.isCustomizableItem(child) && !this.isWrappedToolbarItem(child)) { + this.wrapToolbarItem(child, CustomizableUI.getPlaceForItem(child)); + } + } + } catch (ex) { + log.error(ex, ex.stack); + } + + this.areas.add(target); + return target; + }, + + _wrapToolbarItems: function*() { + for (let area of CustomizableUI.areas) { + yield this._wrapToolbarItem(area); + } + }, + + _addDragHandlers: function(aTarget) { + aTarget.addEventListener("dragstart", this, true); + aTarget.addEventListener("dragover", this, true); + aTarget.addEventListener("dragexit", this, true); + aTarget.addEventListener("drop", this, true); + aTarget.addEventListener("dragend", this, true); + }, + + _wrapItemsInArea: function(target) { + for (let child of target.children) { + if (this.isCustomizableItem(child)) { + this.wrapToolbarItem(child, CustomizableUI.getPlaceForItem(child)); + } + } + }, + + _removeDragHandlers: function(aTarget) { + aTarget.removeEventListener("dragstart", this, true); + aTarget.removeEventListener("dragover", this, true); + aTarget.removeEventListener("dragexit", this, true); + aTarget.removeEventListener("drop", this, true); + aTarget.removeEventListener("dragend", this, true); + }, + + _unwrapItemsInArea: function(target) { + for (let toolbarItem of target.children) { + if (this.isWrappedToolbarItem(toolbarItem)) { + this.unwrapToolbarItem(toolbarItem); + } + } + }, + + _unwrapToolbarItems: function() { + return Task.spawn(function*() { + for (let target of this.areas) { + for (let toolbarItem of target.children) { + if (this.isWrappedToolbarItem(toolbarItem)) { + yield this.deferredUnwrapToolbarItem(toolbarItem); + } + } + this._removeDragHandlers(target); + } + this.areas.clear(); + }.bind(this)).then(null, log.error); + }, + + _removeExtraToolbarsIfEmpty: function() { + let toolbox = this.window.gNavToolbox; + for (let child of toolbox.children) { + if (child.hasAttribute("customindex")) { + let placements = CustomizableUI.getWidgetIdsInArea(child.id); + if (!placements.length) { + CustomizableUI.removeExtraToolbar(child.id); + } + } + } + }, + + persistCurrentSets: function(aSetBeforePersisting) { + let document = this.document; + let toolbars = document.querySelectorAll("toolbar[customizable='true'][currentset]"); + for (let toolbar of toolbars) { + if (aSetBeforePersisting) { + let set = toolbar.currentSet; + toolbar.setAttribute("currentset", set); + } + // Persist the currentset attribute directly on hardcoded toolbars. + document.persist(toolbar.id, "currentset"); + } + }, + + reset: function() { + this.resetting = true; + // Disable the reset button temporarily while resetting: + let btn = this.document.getElementById("customization-reset-button"); + btn.disabled = true; + return Task.spawn(function*() { + this._removePanelCustomizationPlaceholders(); + yield this.depopulatePalette(); + yield this._unwrapToolbarItems(); + + CustomizableUI.reset(); + + this._updateLWThemeButtonIcon(); + + yield this._wrapToolbarItems(); + this.populatePalette(); + + this.persistCurrentSets(true); + + this._updateResetButton(); + this._updateUndoResetButton(); + this._updateEmptyPaletteNotice(); + this._showPanelCustomizationPlaceholders(); + this.resetting = false; + if (!this._wantToBeInCustomizeMode) { + this.exit(); + } + }.bind(this)).then(null, log.error); + }, + + undoReset: function() { + this.resetting = true; + + return Task.spawn(function*() { + this._removePanelCustomizationPlaceholders(); + yield this.depopulatePalette(); + yield this._unwrapToolbarItems(); + + CustomizableUI.undoReset(); + + this._updateLWThemeButtonIcon(); + + yield this._wrapToolbarItems(); + this.populatePalette(); + + this.persistCurrentSets(true); + + this._updateResetButton(); + this._updateUndoResetButton(); + this._updateEmptyPaletteNotice(); + this.resetting = false; + }.bind(this)).then(null, log.error); + }, + + _onToolbarVisibilityChange: function(aEvent) { + let toolbar = aEvent.target; + if (aEvent.detail.visible && toolbar.getAttribute("customizable") == "true") { + toolbar.setAttribute("customizing", "true"); + } else { + toolbar.removeAttribute("customizing"); + } + this._onUIChange(); + this.updateLWTStyling(); + }, + + onWidgetMoved: function(aWidgetId, aArea, aOldPosition, aNewPosition) { + this._onUIChange(); + }, + + onWidgetAdded: function(aWidgetId, aArea, aPosition) { + this._onUIChange(); + }, + + onWidgetRemoved: function(aWidgetId, aArea) { + this._onUIChange(); + }, + + onWidgetBeforeDOMChange: function(aNodeToChange, aSecondaryNode, aContainer) { + if (aContainer.ownerGlobal != this.window || this.resetting) { + return; + } + if (aContainer.id == CustomizableUI.AREA_PANEL) { + this._removePanelCustomizationPlaceholders(); + } + // If we get called for widgets that aren't in the window yet, they might not have + // a parentNode at all. + if (aNodeToChange.parentNode) { + this.unwrapToolbarItem(aNodeToChange.parentNode); + } + if (aSecondaryNode) { + this.unwrapToolbarItem(aSecondaryNode.parentNode); + } + }, + + onWidgetAfterDOMChange: function(aNodeToChange, aSecondaryNode, aContainer) { + if (aContainer.ownerGlobal != this.window || this.resetting) { + return; + } + // If the node is still attached to the container, wrap it again: + if (aNodeToChange.parentNode) { + let place = CustomizableUI.getPlaceForItem(aNodeToChange); + this.wrapToolbarItem(aNodeToChange, place); + if (aSecondaryNode) { + this.wrapToolbarItem(aSecondaryNode, place); + } + } else { + // If not, it got removed. + + // If an API-based widget is removed while customizing, append it to the palette. + // The _applyDrop code itself will take care of positioning it correctly, if + // applicable. We need the code to be here so removing widgets using CustomizableUI's + // API also does the right thing (and adds it to the palette) + let widgetId = aNodeToChange.id; + let widget = CustomizableUI.getWidget(widgetId); + if (widget.provider == CustomizableUI.PROVIDER_API) { + let paletteItem = this.makePaletteItem(widget, "palette"); + this.visiblePalette.appendChild(paletteItem); + } + } + if (aContainer.id == CustomizableUI.AREA_PANEL) { + this._showPanelCustomizationPlaceholders(); + } + }, + + onWidgetDestroyed: function(aWidgetId) { + let wrapper = this.document.getElementById("wrapper-" + aWidgetId); + if (wrapper) { + let wasInPanel = wrapper.parentNode == this.panelUIContents; + wrapper.remove(); + if (wasInPanel) { + this._showPanelCustomizationPlaceholders(); + } + } + }, + + onWidgetAfterCreation: function(aWidgetId, aArea) { + // If the node was added to an area, we would have gotten an onWidgetAdded notification, + // plus associated DOM change notifications, so only do stuff for the palette: + if (!aArea) { + let widgetNode = this.document.getElementById(aWidgetId); + if (widgetNode) { + this.wrapToolbarItem(widgetNode, "palette"); + } else { + let widget = CustomizableUI.getWidget(aWidgetId); + this.visiblePalette.appendChild(this.makePaletteItem(widget, "palette")); + } + } + }, + + onAreaNodeRegistered: function(aArea, aContainer) { + if (aContainer.ownerDocument == this.document) { + this._wrapItemsInArea(aContainer); + this._addDragHandlers(aContainer); + DragPositionManager.add(this.window, aArea, aContainer); + this.areas.add(aContainer); + } + }, + + onAreaNodeUnregistered: function(aArea, aContainer, aReason) { + if (aContainer.ownerDocument == this.document && aReason == CustomizableUI.REASON_AREA_UNREGISTERED) { + this._unwrapItemsInArea(aContainer); + this._removeDragHandlers(aContainer); + DragPositionManager.remove(this.window, aArea, aContainer); + this.areas.delete(aContainer); + } + }, + + openAddonsManagerThemes: function(aEvent) { + aEvent.target.parentNode.parentNode.hidePopup(); + this.window.BrowserOpenAddonsMgr('addons://list/theme'); + }, + + getMoreThemes: function(aEvent) { + aEvent.target.parentNode.parentNode.hidePopup(); + let getMoreURL = Services.urlFormatter.formatURLPref("lightweightThemes.getMoreURL"); + this.window.openUILinkIn(getMoreURL, "tab"); + }, + + onLWThemesMenuShowing: function(aEvent) { + const DEFAULT_THEME_ID = "{972ce4c6-7e08-4474-a285-3208198ce6fd}"; + const RECENT_LWT_COUNT = 5; + + this._clearLWThemesMenu(aEvent.target); + + function previewTheme(aEvent) { + LightweightThemeManager.previewTheme(aEvent.target.theme.id != DEFAULT_THEME_ID ? + aEvent.target.theme : null); + } + + function resetPreview() { + LightweightThemeManager.resetPreview(); + } + + let onThemeSelected = panel => { + this._updateLWThemeButtonIcon(); + this._onUIChange(); + panel.hidePopup(); + }; + + AddonManager.getAddonByID(DEFAULT_THEME_ID, function(aDefaultTheme) { + let doc = this.window.document; + + function buildToolbarButton(aTheme) { + let tbb = doc.createElement("toolbarbutton"); + tbb.theme = aTheme; + tbb.setAttribute("label", aTheme.name); + if (aDefaultTheme == aTheme) { + // The actual icon is set up so it looks nice in about:addons, but + // we'd like the version that's correct for the OS we're on, so we set + // an attribute that our styling will then use to display the icon. + tbb.setAttribute("defaulttheme", "true"); + } else { + tbb.setAttribute("image", aTheme.iconURL); + } + if (aTheme.description) + tbb.setAttribute("tooltiptext", aTheme.description); + tbb.setAttribute("tabindex", "0"); + tbb.classList.add("customization-lwtheme-menu-theme"); + tbb.setAttribute("aria-checked", aTheme.isActive); + tbb.setAttribute("role", "menuitemradio"); + if (aTheme.isActive) { + tbb.setAttribute("active", "true"); + } + tbb.addEventListener("focus", previewTheme); + tbb.addEventListener("mouseover", previewTheme); + tbb.addEventListener("blur", resetPreview); + tbb.addEventListener("mouseout", resetPreview); + + return tbb; + } + + let themes = [aDefaultTheme]; + let lwts = LightweightThemeManager.usedThemes; + if (lwts.length > RECENT_LWT_COUNT) + lwts.length = RECENT_LWT_COUNT; + let currentLwt = LightweightThemeManager.currentTheme; + for (let lwt of lwts) { + lwt.isActive = !!currentLwt && (lwt.id == currentLwt.id); + themes.push(lwt); + } + + let footer = doc.getElementById("customization-lwtheme-menu-footer"); + let panel = footer.parentNode; + let recommendedLabel = doc.getElementById("customization-lwtheme-menu-recommended"); + for (let theme of themes) { + let button = buildToolbarButton(theme); + button.addEventListener("command", () => { + if ("userDisabled" in button.theme) + button.theme.userDisabled = false; + else + LightweightThemeManager.currentTheme = button.theme; + onThemeSelected(panel); + }); + panel.insertBefore(button, recommendedLabel); + } + + let lwthemePrefs = Services.prefs.getBranch("lightweightThemes."); + let recommendedThemes = lwthemePrefs.getComplexValue("recommendedThemes", + Ci.nsISupportsString).data; + recommendedThemes = JSON.parse(recommendedThemes); + let sb = Services.strings.createBundle("chrome://browser/locale/lightweightThemes.properties"); + for (let theme of recommendedThemes) { + theme.name = sb.GetStringFromName("lightweightThemes." + theme.id + ".name"); + theme.description = sb.GetStringFromName("lightweightThemes." + theme.id + ".description"); + let button = buildToolbarButton(theme); + button.addEventListener("command", () => { + LightweightThemeManager.setLocalTheme(button.theme); + recommendedThemes = recommendedThemes.filter((aTheme) => { return aTheme.id != button.theme.id; }); + let string = Cc["@mozilla.org/supports-string;1"] + .createInstance(Ci.nsISupportsString); + string.data = JSON.stringify(recommendedThemes); + lwthemePrefs.setComplexValue("recommendedThemes", + Ci.nsISupportsString, string); + onThemeSelected(panel); + }); + panel.insertBefore(button, footer); + } + let hideRecommendedLabel = (footer.previousSibling == recommendedLabel); + recommendedLabel.hidden = hideRecommendedLabel; + }.bind(this)); + }, + + _clearLWThemesMenu: function(panel) { + let footer = this.document.getElementById("customization-lwtheme-menu-footer"); + let recommendedLabel = this.document.getElementById("customization-lwtheme-menu-recommended"); + for (let element of [footer, recommendedLabel]) { + while (element.previousSibling && + element.previousSibling.localName == "toolbarbutton") { + element.previousSibling.remove(); + } + } + + // Workaround for bug 1059934 + panel.removeAttribute("height"); + }, + + _onUIChange: function() { + this._changed = true; + if (!this.resetting) { + this._updateResetButton(); + this._updateUndoResetButton(); + this._updateEmptyPaletteNotice(); + } + CustomizableUI.dispatchToolboxEvent("customizationchange"); + }, + + _updateEmptyPaletteNotice: function() { + let paletteItems = this.visiblePalette.getElementsByTagName("toolbarpaletteitem"); + this.paletteEmptyNotice.hidden = !!paletteItems.length; + }, + + _updateResetButton: function() { + let btn = this.document.getElementById("customization-reset-button"); + btn.disabled = CustomizableUI.inDefaultState; + }, + + _updateUndoResetButton: function() { + let undoResetButton = this.document.getElementById("customization-undo-reset-button"); + undoResetButton.hidden = !CustomizableUI.canUndoReset; + }, + + handleEvent: function(aEvent) { + switch (aEvent.type) { + case "toolbarvisibilitychange": + this._onToolbarVisibilityChange(aEvent); + break; + case "dragstart": + this._onDragStart(aEvent); + break; + case "dragover": + this._onDragOver(aEvent); + break; + case "drop": + this._onDragDrop(aEvent); + break; + case "dragexit": + this._onDragExit(aEvent); + break; + case "dragend": + this._onDragEnd(aEvent); + break; + case "command": + if (aEvent.originalTarget == this.window.PanelUI.menuButton) { + this.exit(); + aEvent.preventDefault(); + } + break; + case "mousedown": + this._onMouseDown(aEvent); + break; + case "mouseup": + this._onMouseUp(aEvent); + break; + case "keypress": + if (aEvent.keyCode == aEvent.DOM_VK_ESCAPE) { + this.exit(); + } + break; + case "unload": + this.uninit(); + break; + } + }, + + observe: function(aSubject, aTopic, aData) { + switch (aTopic) { + case "nsPref:changed": + this._updateResetButton(); + this._updateUndoResetButton(); + if (AppConstants.CAN_DRAW_IN_TITLEBAR) { + this._updateTitlebarButton(); + } + break; + case "lightweight-theme-window-updated": + if (aSubject == this.window) { + aData = JSON.parse(aData); + if (!aData) { + this.removeLWTStyling(); + } else { + this.updateLWTStyling(aData); + } + } + break; + } + }, + + _updateTitlebarButton: function() { + if (!AppConstants.CAN_DRAW_IN_TITLEBAR) { + return; + } + let drawInTitlebar = true; + try { + drawInTitlebar = Services.prefs.getBoolPref(kDrawInTitlebarPref); + } catch (ex) { } + let button = this.document.getElementById("customization-titlebar-visibility-button"); + // Drawing in the titlebar means 'hiding' the titlebar: + if (drawInTitlebar) { + button.removeAttribute("checked"); + } else { + button.setAttribute("checked", "true"); + } + }, + + toggleTitlebar: function(aShouldShowTitlebar) { + if (!AppConstants.CAN_DRAW_IN_TITLEBAR) { + return; + } + // Drawing in the titlebar means not showing the titlebar, hence the negation: + Services.prefs.setBoolPref(kDrawInTitlebarPref, !aShouldShowTitlebar); + }, + + _onDragStart: function(aEvent) { + __dumpDragData(aEvent); + let item = aEvent.target; + while (item && item.localName != "toolbarpaletteitem") { + if (item.localName == "toolbar") { + return; + } + item = item.parentNode; + } + + let draggedItem = item.firstChild; + let placeForItem = CustomizableUI.getPlaceForItem(item); + let isRemovable = placeForItem == "palette" || + CustomizableUI.isWidgetRemovable(draggedItem); + if (item.classList.contains(kPlaceholderClass) || !isRemovable) { + return; + } + + let dt = aEvent.dataTransfer; + let documentId = aEvent.target.ownerDocument.documentElement.id; + let isInToolbar = placeForItem == "toolbar"; + + dt.mozSetDataAt(kDragDataTypePrefix + documentId, draggedItem.id, 0); + dt.effectAllowed = "move"; + + let itemRect = draggedItem.getBoundingClientRect(); + let itemCenter = {x: itemRect.left + itemRect.width / 2, + y: itemRect.top + itemRect.height / 2}; + this._dragOffset = {x: aEvent.clientX - itemCenter.x, + y: aEvent.clientY - itemCenter.y}; + + gDraggingInToolbars = new Set(); + + // Hack needed so that the dragimage will still show the + // item as it appeared before it was hidden. + this._initializeDragAfterMove = function() { + // For automated tests, we sometimes start exiting customization mode + // before this fires, which leaves us with placeholders inserted after + // we've exited. So we need to check that we are indeed customizing. + if (this._customizing && !this._transitioning) { + item.hidden = true; + this._showPanelCustomizationPlaceholders(); + DragPositionManager.start(this.window); + if (item.nextSibling) { + this._setDragActive(item.nextSibling, "before", draggedItem.id, isInToolbar); + this._dragOverItem = item.nextSibling; + } else if (isInToolbar && item.previousSibling) { + this._setDragActive(item.previousSibling, "after", draggedItem.id, isInToolbar); + this._dragOverItem = item.previousSibling; + } + } + this._initializeDragAfterMove = null; + this.window.clearTimeout(this._dragInitializeTimeout); + }.bind(this); + this._dragInitializeTimeout = this.window.setTimeout(this._initializeDragAfterMove, 0); + }, + + _onDragOver: function(aEvent) { + if (this._isUnwantedDragDrop(aEvent)) { + return; + } + if (this._initializeDragAfterMove) { + this._initializeDragAfterMove(); + } + + __dumpDragData(aEvent); + + let document = aEvent.target.ownerDocument; + let documentId = document.documentElement.id; + if (!aEvent.dataTransfer.mozTypesAt(0)) { + return; + } + + let draggedItemId = + aEvent.dataTransfer.mozGetDataAt(kDragDataTypePrefix + documentId, 0); + let draggedWrapper = document.getElementById("wrapper-" + draggedItemId); + let targetArea = this._getCustomizableParent(aEvent.currentTarget); + let originArea = this._getCustomizableParent(draggedWrapper); + + // Do nothing if the target or origin are not customizable. + if (!targetArea || !originArea) { + return; + } + + // Do nothing if the widget is not allowed to be removed. + if (targetArea.id == kPaletteId && + !CustomizableUI.isWidgetRemovable(draggedItemId)) { + return; + } + + // Do nothing if the widget is not allowed to move to the target area. + if (targetArea.id != kPaletteId && + !CustomizableUI.canWidgetMoveToArea(draggedItemId, targetArea.id)) { + return; + } + + let targetIsToolbar = CustomizableUI.getAreaType(targetArea.id) == "toolbar"; + let targetNode = this._getDragOverNode(aEvent, targetArea, targetIsToolbar, draggedItemId); + + // We need to determine the place that the widget is being dropped in + // the target. + let dragOverItem, dragValue; + if (targetNode == targetArea.customizationTarget) { + // We'll assume if the user is dragging directly over the target, that + // they're attempting to append a child to that target. + dragOverItem = (targetIsToolbar ? this._findVisiblePreviousSiblingNode(targetNode.lastChild) : + targetNode.lastChild) || targetNode; + dragValue = "after"; + } else { + let targetParent = targetNode.parentNode; + let position = Array.indexOf(targetParent.children, targetNode); + if (position == -1) { + dragOverItem = targetIsToolbar ? this._findVisiblePreviousSiblingNode(targetNode.lastChild) : + targetParent.lastChild; + dragValue = "after"; + } else { + dragOverItem = targetParent.children[position]; + if (!targetIsToolbar) { + dragValue = "before"; + } else { + // Check if the aDraggedItem is hovered past the first half of dragOverItem + let window = dragOverItem.ownerGlobal; + let direction = window.getComputedStyle(dragOverItem, null).direction; + let itemRect = dragOverItem.getBoundingClientRect(); + let dropTargetCenter = itemRect.left + (itemRect.width / 2); + let existingDir = dragOverItem.getAttribute("dragover"); + if ((existingDir == "before") == (direction == "ltr")) { + dropTargetCenter += (parseInt(dragOverItem.style.borderLeftWidth) || 0) / 2; + } else { + dropTargetCenter -= (parseInt(dragOverItem.style.borderRightWidth) || 0) / 2; + } + let before = direction == "ltr" ? aEvent.clientX < dropTargetCenter : aEvent.clientX > dropTargetCenter; + dragValue = before ? "before" : "after"; + } + } + } + + if (this._dragOverItem && dragOverItem != this._dragOverItem) { + this._cancelDragActive(this._dragOverItem, dragOverItem); + } + + if (dragOverItem != this._dragOverItem || dragValue != dragOverItem.getAttribute("dragover")) { + if (dragOverItem != targetArea.customizationTarget) { + this._setDragActive(dragOverItem, dragValue, draggedItemId, targetIsToolbar); + } else if (targetIsToolbar) { + this._updateToolbarCustomizationOutline(this.window, targetArea); + } + this._dragOverItem = dragOverItem; + } + + aEvent.preventDefault(); + aEvent.stopPropagation(); + }, + + _onDragDrop: function(aEvent) { + if (this._isUnwantedDragDrop(aEvent)) { + return; + } + + __dumpDragData(aEvent); + this._initializeDragAfterMove = null; + this.window.clearTimeout(this._dragInitializeTimeout); + + let targetArea = this._getCustomizableParent(aEvent.currentTarget); + let document = aEvent.target.ownerDocument; + let documentId = document.documentElement.id; + let draggedItemId = + aEvent.dataTransfer.mozGetDataAt(kDragDataTypePrefix + documentId, 0); + let draggedWrapper = document.getElementById("wrapper-" + draggedItemId); + let originArea = this._getCustomizableParent(draggedWrapper); + if (this._dragSizeMap) { + this._dragSizeMap = new WeakMap(); + } + // Do nothing if the target area or origin area are not customizable. + if (!targetArea || !originArea) { + return; + } + let targetNode = this._dragOverItem; + let dropDir = targetNode.getAttribute("dragover"); + // Need to insert *after* this node if we promised the user that: + if (targetNode != targetArea && dropDir == "after") { + if (targetNode.nextSibling) { + targetNode = targetNode.nextSibling; + } else { + targetNode = targetArea; + } + } + // If the target node is a placeholder, get its sibling as the real target. + while (targetNode.classList.contains(kPlaceholderClass) && targetNode.nextSibling) { + targetNode = targetNode.nextSibling; + } + if (targetNode.tagName == "toolbarpaletteitem") { + targetNode = targetNode.firstChild; + } + + this._cancelDragActive(this._dragOverItem, null, true); + this._removePanelCustomizationPlaceholders(); + + try { + this._applyDrop(aEvent, targetArea, originArea, draggedItemId, targetNode); + } catch (ex) { + log.error(ex, ex.stack); + } + + this._showPanelCustomizationPlaceholders(); + }, + + _applyDrop: function(aEvent, aTargetArea, aOriginArea, aDraggedItemId, aTargetNode) { + let document = aEvent.target.ownerDocument; + let draggedItem = document.getElementById(aDraggedItemId); + draggedItem.hidden = false; + draggedItem.removeAttribute("mousedown"); + + // Do nothing if the target was dropped onto itself (ie, no change in area + // or position). + if (draggedItem == aTargetNode) { + return; + } + + // Is the target area the customization palette? + if (aTargetArea.id == kPaletteId) { + // Did we drag from outside the palette? + if (aOriginArea.id !== kPaletteId) { + if (!CustomizableUI.isWidgetRemovable(aDraggedItemId)) { + return; + } + + CustomizableUI.removeWidgetFromArea(aDraggedItemId); + // Special widgets are removed outright, we can return here: + if (CustomizableUI.isSpecialWidget(aDraggedItemId)) { + return; + } + } + draggedItem = draggedItem.parentNode; + + // If the target node is the palette itself, just append + if (aTargetNode == this.visiblePalette) { + this.visiblePalette.appendChild(draggedItem); + } else { + // The items in the palette are wrapped, so we need the target node's parent here: + this.visiblePalette.insertBefore(draggedItem, aTargetNode.parentNode); + } + if (aOriginArea.id !== kPaletteId) { + // The dragend event already fires when the item moves within the palette. + this._onDragEnd(aEvent); + } + return; + } + + if (!CustomizableUI.canWidgetMoveToArea(aDraggedItemId, aTargetArea.id)) { + return; + } + + // Skipintoolbarset items won't really be moved: + if (draggedItem.getAttribute("skipintoolbarset") == "true") { + // These items should never leave their area: + if (aTargetArea != aOriginArea) { + return; + } + let place = draggedItem.parentNode.getAttribute("place"); + this.unwrapToolbarItem(draggedItem.parentNode); + if (aTargetNode == aTargetArea.customizationTarget) { + aTargetArea.customizationTarget.appendChild(draggedItem); + } else { + this.unwrapToolbarItem(aTargetNode.parentNode); + aTargetArea.customizationTarget.insertBefore(draggedItem, aTargetNode); + this.wrapToolbarItem(aTargetNode, place); + } + this.wrapToolbarItem(draggedItem, place); + return; + } + + // Is the target the customization area itself? If so, we just add the + // widget to the end of the area. + if (aTargetNode == aTargetArea.customizationTarget) { + CustomizableUI.addWidgetToArea(aDraggedItemId, aTargetArea.id); + this._onDragEnd(aEvent); + return; + } + + // We need to determine the place that the widget is being dropped in + // the target. + let placement; + let itemForPlacement = aTargetNode; + // Skip the skipintoolbarset items when determining the place of the item: + while (itemForPlacement && itemForPlacement.getAttribute("skipintoolbarset") == "true" && + itemForPlacement.parentNode && + itemForPlacement.parentNode.nodeName == "toolbarpaletteitem") { + itemForPlacement = itemForPlacement.parentNode.nextSibling; + if (itemForPlacement && itemForPlacement.nodeName == "toolbarpaletteitem") { + itemForPlacement = itemForPlacement.firstChild; + } + } + if (itemForPlacement && !itemForPlacement.classList.contains(kPlaceholderClass)) { + let targetNodeId = (itemForPlacement.nodeName == "toolbarpaletteitem") ? + itemForPlacement.firstChild && itemForPlacement.firstChild.id : + itemForPlacement.id; + placement = CustomizableUI.getPlacementOfWidget(targetNodeId); + } + if (!placement) { + log.debug("Could not get a position for " + aTargetNode.nodeName + "#" + aTargetNode.id + "." + aTargetNode.className); + } + let position = placement ? placement.position : null; + + // Is the target area the same as the origin? Since we've already handled + // the possibility that the target is the customization palette, we know + // that the widget is moving within a customizable area. + if (aTargetArea == aOriginArea) { + CustomizableUI.moveWidgetWithinArea(aDraggedItemId, position); + } else { + CustomizableUI.addWidgetToArea(aDraggedItemId, aTargetArea.id, position); + } + this._onDragEnd(aEvent); + + // If we dropped onto a skipintoolbarset item, manually correct the drop location: + if (aTargetNode != itemForPlacement) { + let draggedWrapper = draggedItem.parentNode; + let container = draggedWrapper.parentNode; + container.insertBefore(draggedWrapper, aTargetNode.parentNode); + } + }, + + _onDragExit: function(aEvent) { + if (this._isUnwantedDragDrop(aEvent)) { + return; + } + + __dumpDragData(aEvent); + + // When leaving customization areas, cancel the drag on the last dragover item + // We've attached the listener to areas, so aEvent.currentTarget will be the area. + // We don't care about dragexit events fired on descendants of the area, + // so we check that the event's target is the same as the area to which the listener + // was attached. + if (this._dragOverItem && aEvent.target == aEvent.currentTarget) { + this._cancelDragActive(this._dragOverItem); + this._dragOverItem = null; + } + }, + + /** + * To workaround bug 460801 we manually forward the drop event here when dragend wouldn't be fired. + */ + _onDragEnd: function(aEvent) { + if (this._isUnwantedDragDrop(aEvent)) { + return; + } + this._initializeDragAfterMove = null; + this.window.clearTimeout(this._dragInitializeTimeout); + __dumpDragData(aEvent, "_onDragEnd"); + + let document = aEvent.target.ownerDocument; + document.documentElement.removeAttribute("customizing-movingItem"); + + let documentId = document.documentElement.id; + if (!aEvent.dataTransfer.mozTypesAt(0)) { + return; + } + + let draggedItemId = + aEvent.dataTransfer.mozGetDataAt(kDragDataTypePrefix + documentId, 0); + + let draggedWrapper = document.getElementById("wrapper-" + draggedItemId); + + // DraggedWrapper might no longer available if a widget node is + // destroyed after starting (but before stopping) a drag. + if (draggedWrapper) { + draggedWrapper.hidden = false; + draggedWrapper.removeAttribute("mousedown"); + } + + if (this._dragOverItem) { + this._cancelDragActive(this._dragOverItem); + this._dragOverItem = null; + } + this._updateToolbarCustomizationOutline(this.window); + this._showPanelCustomizationPlaceholders(); + DragPositionManager.stop(); + }, + + _isUnwantedDragDrop: function(aEvent) { + // The simulated events generated by synthesizeDragStart/synthesizeDrop in + // mochitests are used only for testing whether the right data is being put + // into the dataTransfer. Neither cause a real drop to occur, so they don't + // set the source node. There isn't a means of testing real drag and drops, + // so this pref skips the check but it should only be set by test code. + if (this._skipSourceNodeCheck) { + return false; + } + + /* Discard drag events that originated from a separate window to + prevent content->chrome privilege escalations. */ + let mozSourceNode = aEvent.dataTransfer.mozSourceNode; + // mozSourceNode is null in the dragStart event handler or if + // the drag event originated in an external application. + return !mozSourceNode || + mozSourceNode.ownerGlobal != this.window; + }, + + _setDragActive: function(aItem, aValue, aDraggedItemId, aInToolbar) { + if (!aItem) { + return; + } + + if (aItem.getAttribute("dragover") != aValue) { + aItem.setAttribute("dragover", aValue); + + let window = aItem.ownerGlobal; + let draggedItem = window.document.getElementById(aDraggedItemId); + if (!aInToolbar) { + this._setGridDragActive(aItem, draggedItem, aValue); + } else { + let targetArea = this._getCustomizableParent(aItem); + this._updateToolbarCustomizationOutline(window, targetArea); + let makeSpaceImmediately = false; + if (!gDraggingInToolbars.has(targetArea.id)) { + gDraggingInToolbars.add(targetArea.id); + let draggedWrapper = this.document.getElementById("wrapper-" + aDraggedItemId); + let originArea = this._getCustomizableParent(draggedWrapper); + makeSpaceImmediately = originArea == targetArea; + } + // Calculate width of the item when it'd be dropped in this position + let width = this._getDragItemSize(aItem, draggedItem).width; + let direction = window.getComputedStyle(aItem).direction; + let prop, otherProp; + // If we're inserting before in ltr, or after in rtl: + if ((aValue == "before") == (direction == "ltr")) { + prop = "borderLeftWidth"; + otherProp = "border-right-width"; + } else { + // otherwise: + prop = "borderRightWidth"; + otherProp = "border-left-width"; + } + if (makeSpaceImmediately) { + aItem.setAttribute("notransition", "true"); + } + aItem.style[prop] = width + 'px'; + aItem.style.removeProperty(otherProp); + if (makeSpaceImmediately) { + // Force a layout flush: + aItem.getBoundingClientRect(); + aItem.removeAttribute("notransition"); + } + } + } + }, + _cancelDragActive: function(aItem, aNextItem, aNoTransition) { + this._updateToolbarCustomizationOutline(aItem.ownerGlobal); + let currentArea = this._getCustomizableParent(aItem); + if (!currentArea) { + return; + } + let isToolbar = CustomizableUI.getAreaType(currentArea.id) == "toolbar"; + if (isToolbar) { + if (aNoTransition) { + aItem.setAttribute("notransition", "true"); + } + aItem.removeAttribute("dragover"); + // Remove both property values in the case that the end padding + // had been set. + aItem.style.removeProperty("border-left-width"); + aItem.style.removeProperty("border-right-width"); + if (aNoTransition) { + // Force a layout flush: + aItem.getBoundingClientRect(); + aItem.removeAttribute("notransition"); + } + } else { + aItem.removeAttribute("dragover"); + if (aNextItem) { + let nextArea = this._getCustomizableParent(aNextItem); + if (nextArea == currentArea) { + // No need to do anything if we're still dragging in this area: + return; + } + } + // Otherwise, clear everything out: + let positionManager = DragPositionManager.getManagerForArea(currentArea); + positionManager.clearPlaceholders(currentArea, aNoTransition); + } + }, + + _setGridDragActive: function(aDragOverNode, aDraggedItem, aValue) { + let targetArea = this._getCustomizableParent(aDragOverNode); + let draggedWrapper = this.document.getElementById("wrapper-" + aDraggedItem.id); + let originArea = this._getCustomizableParent(draggedWrapper); + let positionManager = DragPositionManager.getManagerForArea(targetArea); + let draggedSize = this._getDragItemSize(aDragOverNode, aDraggedItem); + let isWide = aDraggedItem.classList.contains(CustomizableUI.WIDE_PANEL_CLASS); + positionManager.insertPlaceholder(targetArea, aDragOverNode, isWide, draggedSize, + originArea == targetArea); + }, + + _getDragItemSize: function(aDragOverNode, aDraggedItem) { + // Cache it good, cache it real good. + if (!this._dragSizeMap) + this._dragSizeMap = new WeakMap(); + if (!this._dragSizeMap.has(aDraggedItem)) + this._dragSizeMap.set(aDraggedItem, new WeakMap()); + let itemMap = this._dragSizeMap.get(aDraggedItem); + let targetArea = this._getCustomizableParent(aDragOverNode); + let currentArea = this._getCustomizableParent(aDraggedItem); + // Return the size for this target from cache, if it exists. + let size = itemMap.get(targetArea); + if (size) + return size; + + // Calculate size of the item when it'd be dropped in this position. + let currentParent = aDraggedItem.parentNode; + let currentSibling = aDraggedItem.nextSibling; + const kAreaType = "cui-areatype"; + let areaType, currentType; + + if (targetArea != currentArea) { + // Move the widget temporarily next to the placeholder. + aDragOverNode.parentNode.insertBefore(aDraggedItem, aDragOverNode); + // Update the node's areaType. + areaType = CustomizableUI.getAreaType(targetArea.id); + currentType = aDraggedItem.hasAttribute(kAreaType) && + aDraggedItem.getAttribute(kAreaType); + if (areaType) + aDraggedItem.setAttribute(kAreaType, areaType); + this.wrapToolbarItem(aDraggedItem, areaType || "palette"); + CustomizableUI.onWidgetDrag(aDraggedItem.id, targetArea.id); + } else { + aDraggedItem.parentNode.hidden = false; + } + + // Fetch the new size. + let rect = aDraggedItem.parentNode.getBoundingClientRect(); + size = {width: rect.width, height: rect.height}; + // Cache the found value of size for this target. + itemMap.set(targetArea, size); + + if (targetArea != currentArea) { + this.unwrapToolbarItem(aDraggedItem.parentNode); + // Put the item back into its previous position. + currentParent.insertBefore(aDraggedItem, currentSibling); + // restore the areaType + if (areaType) { + if (currentType === false) + aDraggedItem.removeAttribute(kAreaType); + else + aDraggedItem.setAttribute(kAreaType, currentType); + } + this.createOrUpdateWrapper(aDraggedItem, null, true); + CustomizableUI.onWidgetDrag(aDraggedItem.id); + } else { + aDraggedItem.parentNode.hidden = true; + } + return size; + }, + + _getCustomizableParent: function(aElement) { + let areas = CustomizableUI.areas; + areas.push(kPaletteId); + while (aElement) { + if (areas.indexOf(aElement.id) != -1) { + return aElement; + } + aElement = aElement.parentNode; + } + return null; + }, + + _getDragOverNode: function(aEvent, aAreaElement, aInToolbar, aDraggedItemId) { + let expectedParent = aAreaElement.customizationTarget || aAreaElement; + // Our tests are stupid. Cope: + if (!aEvent.clientX && !aEvent.clientY) { + return aEvent.target; + } + // Offset the drag event's position with the offset to the center of + // the thing we're dragging + let dragX = aEvent.clientX - this._dragOffset.x; + let dragY = aEvent.clientY - this._dragOffset.y; + + // Ensure this is within the container + let boundsContainer = expectedParent; + // NB: because the panel UI itself is inside a scrolling container, we need + // to use the parent bounds (otherwise, if the panel UI is scrolled down, + // the numbers we get are in window coordinates which leads to various kinds + // of weirdness) + if (boundsContainer == this.panelUIContents) { + boundsContainer = boundsContainer.parentNode; + } + let bounds = boundsContainer.getBoundingClientRect(); + dragX = Math.min(bounds.right, Math.max(dragX, bounds.left)); + dragY = Math.min(bounds.bottom, Math.max(dragY, bounds.top)); + + let targetNode; + if (aInToolbar) { + targetNode = aAreaElement.ownerDocument.elementFromPoint(dragX, dragY); + while (targetNode && targetNode.parentNode != expectedParent) { + targetNode = targetNode.parentNode; + } + } else { + let positionManager = DragPositionManager.getManagerForArea(aAreaElement); + // Make it relative to the container: + dragX -= bounds.left; + // NB: but if we're in the panel UI, we need to use the actual panel + // contents instead of the scrolling container to determine our origin + // offset against: + if (expectedParent == this.panelUIContents) { + dragY -= this.panelUIContents.getBoundingClientRect().top; + } else { + dragY -= bounds.top; + } + // Find the closest node: + targetNode = positionManager.find(aAreaElement, dragX, dragY, aDraggedItemId); + } + return targetNode || aEvent.target; + }, + + _onMouseDown: function(aEvent) { + log.debug("_onMouseDown"); + if (aEvent.button != 0) { + return; + } + let doc = aEvent.target.ownerDocument; + doc.documentElement.setAttribute("customizing-movingItem", true); + let item = this._getWrapper(aEvent.target); + if (item && !item.classList.contains(kPlaceholderClass) && + item.getAttribute("removable") == "true") { + item.setAttribute("mousedown", "true"); + } + }, + + _onMouseUp: function(aEvent) { + log.debug("_onMouseUp"); + if (aEvent.button != 0) { + return; + } + let doc = aEvent.target.ownerDocument; + doc.documentElement.removeAttribute("customizing-movingItem"); + let item = this._getWrapper(aEvent.target); + if (item) { + item.removeAttribute("mousedown"); + } + }, + + _getWrapper: function(aElement) { + while (aElement && aElement.localName != "toolbarpaletteitem") { + if (aElement.localName == "toolbar") + return null; + aElement = aElement.parentNode; + } + return aElement; + }, + + _showPanelCustomizationPlaceholders: function() { + let doc = this.document; + let contents = this.panelUIContents; + let narrowItemsAfterWideItem = 0; + let node = contents.lastChild; + while (node && !node.classList.contains(CustomizableUI.WIDE_PANEL_CLASS) && + (!node.firstChild || !node.firstChild.classList.contains(CustomizableUI.WIDE_PANEL_CLASS))) { + if (!node.hidden && !node.classList.contains(kPlaceholderClass)) { + narrowItemsAfterWideItem++; + } + node = node.previousSibling; + } + + let orphanedItems = narrowItemsAfterWideItem % CustomizableUI.PANEL_COLUMN_COUNT; + let placeholders = CustomizableUI.PANEL_COLUMN_COUNT - orphanedItems; + + let currentPlaceholderCount = contents.querySelectorAll("." + kPlaceholderClass).length; + if (placeholders > currentPlaceholderCount) { + while (placeholders-- > currentPlaceholderCount) { + let placeholder = doc.createElement("toolbarpaletteitem"); + placeholder.classList.add(kPlaceholderClass); + // XXXjaws The toolbarbutton child here is only necessary to get + // the styling right here. + let placeholderChild = doc.createElement("toolbarbutton"); + placeholderChild.classList.add(kPlaceholderClass + "-child"); + placeholder.appendChild(placeholderChild); + contents.appendChild(placeholder); + } + } else if (placeholders < currentPlaceholderCount) { + while (placeholders++ < currentPlaceholderCount) { + contents.querySelectorAll("." + kPlaceholderClass)[0].remove(); + } + } + }, + + _removePanelCustomizationPlaceholders: function() { + let contents = this.panelUIContents; + let oldPlaceholders = contents.getElementsByClassName(kPlaceholderClass); + while (oldPlaceholders.length) { + contents.removeChild(oldPlaceholders[0]); + } + }, + + /** + * Update toolbar customization targets during drag events to add or remove + * outlines to indicate that an area is customizable. + * + * @param aWindow The XUL window in which outlines should be updated. + * @param {Element} [aToolbarArea=null] The element of the customizable toolbar area to add the + * outline to. If aToolbarArea is falsy, the outline will be + * removed from all toolbar areas. + */ + _updateToolbarCustomizationOutline: function(aWindow, aToolbarArea = null) { + // Remove the attribute from existing customization targets + for (let area of CustomizableUI.areas) { + if (CustomizableUI.getAreaType(area) != CustomizableUI.TYPE_TOOLBAR) { + continue; + } + let target = CustomizableUI.getCustomizeTargetForArea(area, aWindow); + target.removeAttribute("customizing-dragovertarget"); + } + + // Now set the attribute on the desired target + if (aToolbarArea) { + if (CustomizableUI.getAreaType(aToolbarArea.id) != CustomizableUI.TYPE_TOOLBAR) + return; + let target = CustomizableUI.getCustomizeTargetForArea(aToolbarArea.id, aWindow); + target.setAttribute("customizing-dragovertarget", true); + } + }, + + _findVisiblePreviousSiblingNode: function(aReferenceNode) { + while (aReferenceNode && + aReferenceNode.localName == "toolbarpaletteitem" && + aReferenceNode.firstChild.hidden) { + aReferenceNode = aReferenceNode.previousSibling; + } + return aReferenceNode; + }, +}; + +function __dumpDragData(aEvent, caller) { + if (!gDebug) { + return; + } + let str = "Dumping drag data (" + (caller ? caller + " in " : "") + "CustomizeMode.jsm) {\n"; + str += " type: " + aEvent["type"] + "\n"; + for (let el of ["target", "currentTarget", "relatedTarget"]) { + if (aEvent[el]) { + str += " " + el + ": " + aEvent[el] + "(localName=" + aEvent[el].localName + "; id=" + aEvent[el].id + ")\n"; + } + } + for (let prop in aEvent.dataTransfer) { + if (typeof aEvent.dataTransfer[prop] != "function") { + str += " dataTransfer[" + prop + "]: " + aEvent.dataTransfer[prop] + "\n"; + } + } + str += "}"; + log.debug(str); +} + +function dispatchFunction(aFunc) { + Services.tm.currentThread.dispatch(aFunc, Ci.nsIThread.DISPATCH_NORMAL); +} |