Bug 1416372 - Remove remaining references to the view source statusbar;r=jryans

MozReview-Commit-ID: HQcRAo5eTKk

--HG--
extra : rebase_source : 2d8a50937aa653e65c0e6e769875ddd840b5b9af

toolkit/components/viewsource/content/viewSource-content.js

@@ -30,12 +30,6 @@ var global = this;
  * view source window, and initialized as soon as it has loaded.
  */
 var ViewSourceContent = {
-  /**
-   * We'll act as an nsISelectionListener as well so that we can send
-   * updates to the view source window's status bar.
-   */
-  QueryInterface: XPCOMUtils.generateQI([Ci.nsISelectionListener]),
-
   /**
    * These are the messages that ViewSourceContent is prepared to listen
    * for. If you need ViewSourceContent to handle more messages, add them
@@ -58,16 +52,6 @@ var ViewSourceContent = {
    */
   needsDrawSelection: false,
 
-  /**
-   * ViewSourceContent is attached as an nsISelectionListener on pageshow,
-   * and removed on pagehide. When the initial about:blank is transitioned
-   * away from, a pagehide is fired without us having attached ourselves
-   * first. We use this boolean to keep track of whether or not we're
-   * attached, so we don't attempt to remove our listener when it's not
-   * yet there (which throws).
-   */
-  selectionListenerAttached: false,
-
   get isViewSource() {
     let uri = content.document.documentURI;
     return uri.startsWith("view-source:") ||
@@ -109,11 +93,6 @@ var ViewSourceContent = {
     removeEventListener("unload", this);
 
     Services.els.removeSystemEventListener(global, "contextmenu", this, false);
-
-    // Cancel any pending toolbar updates.
-    if (this.updateStatusTask) {
-      this.updateStatusTask.disarm();
-    }
   },
 
   /**
@@ -394,12 +373,6 @@ var ViewSourceContent = {
    *        The pageshow event being handled.
    */
   onPageShow(event) {
-    let selection = content.getSelection();
-    if (selection) {
-      selection.QueryInterface(Ci.nsISelectionPrivate)
-               .addSelectionListener(this);
-      this.selectionListenerAttached = true;
-    }
     content.focus();
 
     // If we need to draw the selection, wait until an actual view source page
@@ -424,15 +397,6 @@ var ViewSourceContent = {
    *        The pagehide event being handled.
    */
   onPageHide(event) {
-    // The initial about:blank will fire pagehide before we
-    // ever set a selectionListener, so we have a boolean around
-    // to keep track of when the listener is attached.
-    if (this.selectionListenerAttached) {
-      content.getSelection()
-             .QueryInterface(Ci.nsISelectionPrivate)
-             .removeSelectionListener(this);
-      this.selectionListenerAttached = false;
-    }
     sendAsyncMessage("ViewSource:SourceUnloaded");
   },
 
@@ -701,43 +665,6 @@ var ViewSourceContent = {
     }
   },
 
-  /**
-   * A reference to a DeferredTask that is armed every time the
-   * selection changes.
-   */
-  updateStatusTask: null,
-
-  /**
-   * Called once the DeferredTask fires. Sends a message up to the
-   * parent to update the status bar text.
-   */
-  updateStatus() {
-    let selection = content.getSelection();
-
-    if (!selection.focusNode) {
-      sendAsyncMessage("ViewSource:UpdateStatus", { label: "" });
-      return;
-    }
-    if (selection.focusNode.nodeType != Ci.nsIDOMNode.TEXT_NODE) {
-      return;
-    }
-
-    let selCon = this.selectionController;
-    selCon.setDisplaySelection(Ci.nsISelectionController.SELECTION_ON);
-    selCon.setCaretVisibilityDuringSelection(true);
-
-    let interlinePosition = selection.QueryInterface(Ci.nsISelectionPrivate)
-                                     .interlinePosition;
-
-    let result = {};
-    this.findLocation(null, -1,
-        selection.focusNode, selection.focusOffset, interlinePosition, result);
-
-    let label = this.bundle.formatStringFromName("statusBarLineCol",
-                                                 [result.line, result.col], 2);
-    sendAsyncMessage("ViewSource:UpdateStatus", { label });
-  },
-
   /**
    * Loads a view source selection showing the given view-source url and
    * highlight the selection.
@@ -759,25 +686,6 @@ var ViewSourceContent = {
                               Services.io.newURI(baseURI));
   },
 
-  /**
-   * nsISelectionListener
-   */
-
-  /**
-   * Gets called every time the selection is changed. Coalesces frequent
-   * changes, and calls updateStatus after 100ms of no selection change
-   * activity.
-   */
-  notifySelectionChanged(doc, sel, reason) {
-    if (!this.updateStatusTask) {
-      this.updateStatusTask = new DeferredTask(() => {
-        this.updateStatus();
-      }, 100);
-    }
-
-    this.updateStatusTask.arm();
-  },
-
   /**
    * Using special markers left in the serialized source, this helper makes the
    * underlying markup of the selected fragment to automatically appear as

toolkit/components/viewsource/content/viewSource.js

@@ -80,7 +80,6 @@ ViewSourceChrome.prototype = {
     "ViewSource:SourceUnloaded",
     "ViewSource:Close",
     "ViewSource:OpenURL",
-    "ViewSource:UpdateStatus",
     "ViewSource:ContextMenuOpening",
   ]),
 
@@ -160,9 +159,6 @@ ViewSourceChrome.prototype = {
       case "ViewSource:OpenURL":
         this.openURL(data.URL);
         break;
-      case "ViewSource:UpdateStatus":
-        this.updateStatus(data.label);
-        break;
       case "ViewSource:ContextMenuOpening":
         this.onContextMenuOpening(data.isLink, data.isEmail, data.href);
         if (this.browser.isRemoteBrowser) {
@@ -605,30 +601,6 @@ ViewSourceChrome.prototype = {
     }
   },
 
-  /**
-   * Updates the status displayed in the status bar of the view source window.
-   *
-   * @param label
-   *        The string to be displayed in the statusbar-lin-col element.
-   */
-  updateStatus(label) {
-    let statusBarField = document.getElementById("statusbar-line-col");
-    if (statusBarField) {
-      statusBarField.label = label;
-    }
-  },
-
-  /**
-   * Called when the frame script reports that a line was successfully gotten
-   * to.
-   *
-   * @param lineNumber
-   *        The line number that we successfully got to.
-   */
-  onGoToLineSuccess(lineNumber) {
-    ViewSourceBrowser.prototype.onGoToLineSuccess.call(this, lineNumber);
-  },
-
   /**
    * Reloads the browser, bypassing the network cache.
    */

toolkit/locales/en-US/chrome/global/viewSource.properties

@@ -8,7 +8,6 @@ invalidInputTitle = Invalid input
 invalidInputText  = The line number entered is invalid.
 outOfRangeTitle   = Line not found
 outOfRangeText    = The specified line was not found.
-statusBarLineCol  = Line %1$S, Col %2$S
 viewSelectionSourceTitle = DOM Source of Selection
 viewMathMLSourceTitle    = DOM Source of MathML