diff --git a/chrome/content/zotero/editMenuOverlay.js b/chrome/content/zotero/editMenuOverlay.js
index 84cbba0dfc..5a7f1bba17 100644
--- a/chrome/content/zotero/editMenuOverlay.js
+++ b/chrome/content/zotero/editMenuOverlay.js
@@ -92,6 +92,31 @@ window.addEventListener(
   { once: true }
 );
 
+function goBuildEditContextMenu() {
+    let popup = document.getElementById("textbox-contextmenu");
+    if (!popup) {
+        MozXULElement.insertFTLIfNeeded("toolkit/global/textActions.ftl");
+        document.documentElement.appendChild(
+            MozXULElement.parseXULToFragment(`
+              <popupset>
+                <menupopup id="textbox-contextmenu" class="textbox-contextmenu">
+                  <menuitem data-l10n-id="text-action-undo" command="cmd_undo"></menuitem>
+                  <menuitem data-l10n-id="text-action-redo" command="cmd_redo"></menuitem>
+                  <menuseparator></menuseparator>
+                  <menuitem data-l10n-id="text-action-cut" command="cmd_cut"></menuitem>
+                  <menuitem data-l10n-id="text-action-copy" command="cmd_copy"></menuitem>
+                  <menuitem data-l10n-id="text-action-paste" command="cmd_paste"></menuitem>
+                  <menuitem data-l10n-id="text-action-delete" command="cmd_delete"></menuitem>
+                  <menuitem data-l10n-id="text-action-select-all" command="cmd_selectAll"></menuitem>
+                </menupopup>
+              </popupset>
+            `)
+        );
+        popup = document.documentElement.lastElementChild.firstElementChild;
+    }
+    return popup;
+}
+
 // Support context menus on html textareas in the parent process:
 window.addEventListener("contextmenu", e => {
   const HTML_NS = "http://www.w3.org/1999/xhtml";
@@ -107,28 +132,7 @@ window.addEventListener("contextmenu", e => {
     return;
   }
 
-  let popup = document.getElementById("textbox-contextmenu");
-  if (!popup) {
-    MozXULElement.insertFTLIfNeeded("toolkit/global/textActions.ftl");
-    document.documentElement.appendChild(
-      MozXULElement.parseXULToFragment(`
-	  <popupset>
-        <menupopup id="textbox-contextmenu" class="textbox-contextmenu">
-          <menuitem data-l10n-id="text-action-undo" command="cmd_undo"></menuitem>
-          <menuitem data-l10n-id="text-action-redo" command="cmd_redo"></menuitem>
-          <menuseparator></menuseparator>
-          <menuitem data-l10n-id="text-action-cut" command="cmd_cut"></menuitem>
-          <menuitem data-l10n-id="text-action-copy" command="cmd_copy"></menuitem>
-          <menuitem data-l10n-id="text-action-paste" command="cmd_paste"></menuitem>
-          <menuitem data-l10n-id="text-action-delete" command="cmd_delete"></menuitem>
-          <menuitem data-l10n-id="text-action-select-all" command="cmd_selectAll"></menuitem>
-        </menupopup>
-	  </popupset>
-    `)
-    );
-    popup = document.documentElement.lastElementChild.firstElementChild;
-  }
-
+  let popup = goBuildEditContextMenu();
   goUpdateGlobalEditMenuItems(true);
   popup.openPopupAtScreen(e.screenX, e.screenY, true, e);
   // Don't show any other context menu at the same time. There can be a
diff --git a/chrome/content/zotero/elements/itemBox.js b/chrome/content/zotero/elements/itemBox.js
index 36ad39b886..3a9af16304 100644
--- a/chrome/content/zotero/elements/itemBox.js
+++ b/chrome/content/zotero/elements/itemBox.js
@@ -60,12 +60,6 @@
 				<div id="item-box" xmlns="http://www.w3.org/1999/xhtml">
 					<popupset xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 						<menupopup id="creator-type-menu" position="after_start"/>
-						<menupopup id="zotero-field-transform-menu">
-							<menuitem id="creator-transform-title-case" label="&zotero.item.textTransform.titlecase;"
-								class="menuitem-non-iconic"/>
-							<menuitem id="creator-transform-sentence-case" label="&zotero.item.textTransform.sentencecase;"
-								class="menuitem-non-iconic"/>
-						</menupopup>
 						<menupopup id="zotero-creator-transform-menu">
 							<menuitem id="creator-transform-swap-names" label="&zotero.item.creatorTransform.nameSwap;"/>
 							<menuitem id="creator-transform-capitalize" label="&zotero.item.creatorTransform.fixCase;"/>
@@ -174,16 +168,6 @@
 				}
 			});
 
-			this._id('zotero-field-transform-menu').addEventListener('popupshowing', () => {
-				this._id('creator-transform-title-case').disabled = !this.canTextTransformField(document.popupNode, 'title');
-				this._id('creator-transform-sentence-case').disabled = !this.canTextTransformField(document.popupNode, 'sentence');
-			});
-
-			this._id('creator-transform-title-case').addEventListener('command',
-				() => this.textTransformField(document.popupNode, 'title'));
-			this._id('creator-transform-sentence-case').addEventListener('command',
-				() => this.textTransformField(document.popupNode, 'sentence'));
-			
 			this._id('zotero-creator-transform-menu').addEventListener('popupshowing', (event) => {
 				var row = document.popupNode.closest('tr');
 				var typeBox = row.querySelector('.creator-type-label');
@@ -1446,14 +1430,17 @@
 				if (this.editable && (fieldName == 'seriesTitle' || fieldName == 'shortTitle'
 						|| Zotero.ItemFields.isFieldOfBase(fieldID, 'title')
 						|| Zotero.ItemFields.isFieldOfBase(fieldID, 'publicationTitle'))) {
-					valueElement.setAttribute('context', 'zotero-field-transform-menu');
 					valueElement.oncontextmenu = (event) => {
-						document.popupNode = valueElement;
-						this._id('zotero-field-transform-menu').openPopupAtScreen(
-							event.screenX + 1,
-							event.screenY + 1,
-							true
-						);
+						let oldValue = this._getFieldValue(valueElement);
+						let menupopup = ZoteroItemPane.buildFieldTransformMenu({
+								value: oldValue,
+								onTransform: (newValue) => {
+									this._setFieldTransformedValue(valueElement, newValue);
+								}
+							});
+						this.querySelector('popupset').append(menupopup);
+						menupopup.addEventListener('popuphidden', () => menupopup.remove());
+						menupopup.openPopupAtScreen(event.screenX + 1, event.screenY + 1, true);
 					};
 				}
 			}
@@ -2132,39 +2119,10 @@
 			}
 		}
 		
-		textTransformString(val, mode) {
-			switch (mode) {
-				case 'title':
-					return Zotero.Utilities.capitalizeTitle(val.toLowerCase(), true);
-				case 'sentence':
-					return Zotero.Utilities.sentenceCase(val);
-				default:
-					throw new Error("Invalid transform mode '" + mode + "' in ItemBox.textTransformString()");
-			}
-		}
-		
-		canTextTransformField(label, mode) {
-			let val = this._getFieldValue(label);
-			return this.textTransformString(val, mode) != val;
-		}
-		
-		/**
-		 * TODO: work with textboxes too
-		 */
-		async textTransformField(label, mode) {
-			var val = this._getFieldValue(label);
-			var newVal = this.textTransformString(val, mode);
-			this._setFieldValue(label, newVal);
+		async _setFieldTransformedValue(label, newValue) {
+			this._setFieldValue(label, newValue);
 			var fieldName = label.getAttribute('fieldname');
-			this._modifyField(fieldName, newVal);
-			
-			// If this is a title field, convert the Short Title too
-			var isTitle = Zotero.ItemFields.getBaseIDFromTypeAndField(
-				this.item.itemTypeID, fieldName) == Zotero.ItemFields.getID('title');
-			var shortTitleVal = this.item.getField('shortTitle');
-			if (isTitle && newVal.toLowerCase().startsWith(shortTitleVal.toLowerCase())) {
-				this._modifyField('shortTitle', newVal.substr(0, shortTitleVal.length));
-			}
+			this._modifyField(fieldName, newValue);
 			
 			if (this.saveOnEdit) {
 				// If a field is open, blur it, which will trigger a save and cause
@@ -2232,7 +2190,8 @@
 			fields.firstName = lastName;
 			this.modifyCreator(creatorIndex, fields);
 			if (this.saveOnEdit) {
-				// See note in transformText()
+				// If a field is open, blur it, which will trigger a save and cause
+				// the saveTx() to be a no-op
 				await this.blurOpenField();
 				await this.item.saveTx();
 			}
@@ -2256,7 +2215,8 @@
 			fields.lastName = fields.lastName && Zotero.Utilities.capitalizeName(fields.lastName);
 			this.modifyCreator(creatorIndex, fields);
 			if (this.saveOnEdit) {
-				// See note in transformText()
+				// If a field is open, blur it, which will trigger a save and cause
+				// the saveTx() to be a no-op
 				await this.blurOpenField();
 				await this.item.saveTx();
 			}
diff --git a/chrome/content/zotero/elements/paneHeader.js b/chrome/content/zotero/elements/paneHeader.js
index 5f37361ae3..838d8d2ff6 100644
--- a/chrome/content/zotero/elements/paneHeader.js
+++ b/chrome/content/zotero/elements/paneHeader.js
@@ -79,6 +79,22 @@
 			
 			this.titleField.addEventListener('change', () => this.save());
 			this.titleField.ariaLabel = Zotero.getString('itemFields.title');
+			this.titleField.addEventListener('contextmenu', (event) => {
+				if (!this._item) return;
+				
+				event.preventDefault();
+				let oldValue = this.titleField.value;
+				let menupopup = ZoteroItemPane.buildFieldTransformMenu({
+					value: oldValue,
+					onTransform: (newValue) => {
+						this._setTransformedValue(oldValue, newValue);
+					},
+					includeEditMenuOptions: true
+				});
+				this.ownerDocument.querySelector('popupset').append(menupopup);
+				menupopup.addEventListener('popuphidden', () => menupopup.remove());
+				menupopup.openPopupAtScreen(event.screenX + 1, event.screenY + 1, true);
+			});
 			
 			this.render();
 		}
@@ -93,6 +109,16 @@
 			}
 		}
 		
+		async _setTransformedValue(oldValue, newValue) {
+			await this.blurOpenField();
+			this._item.setField(this._titleFieldID, newValue);
+			let shortTitleVal = this._item.getField('shortTitle');
+			if (newValue.toLowerCase().startsWith(shortTitleVal.toLowerCase())) {
+				this._item.setField('shortTitle', newValue.substr(0, shortTitleVal.length));
+			}
+			await this._item.saveTx();
+		}
+		
 		async save() {
 			if (this.item) {
 				this.item.setField(this._titleFieldID, this.titleField.value);
diff --git a/chrome/content/zotero/itemPane.js b/chrome/content/zotero/itemPane.js
index 0e244dbef0..1e4b684288 100644
--- a/chrome/content/zotero/itemPane.js
+++ b/chrome/content/zotero/itemPane.js
@@ -250,6 +250,39 @@ var ZoteroItemPane = new function() {
 	this.getSidenavSelectedPane = function () {
 		return _sidenav.selectedPane;
 	};
+	
+	
+	this.buildFieldTransformMenu = function ({ value, onTransform, includeEditMenuOptions = false }) {
+		let valueTitleCased = Zotero.Utilities.capitalizeTitle(value.toLowerCase(), true);
+		let valueSentenceCased = Zotero.Utilities.sentenceCase(value);
+
+		let menupopup = document.createXULElement('menupopup');
+
+		if (includeEditMenuOptions) {
+			goBuildEditContextMenu();
+			let menuitems = [...document.getElementById('textbox-contextmenu').children];
+			menupopup.append(...menuitems.map(menuitem => menuitem.cloneNode(true)));
+			menupopup.append(document.createXULElement('menuseparator'));
+		}
+
+		let titleCase = document.createXULElement('menuitem');
+		titleCase.setAttribute('label', Zotero.getString('zotero.item.textTransform.titlecase'));
+		titleCase.addEventListener('command', () => {
+			onTransform(valueTitleCased);
+		});
+		titleCase.disabled = valueTitleCased == value;
+		menupopup.append(titleCase);
+
+		let sentenceCase = document.createXULElement('menuitem');
+		sentenceCase.setAttribute('label', Zotero.getString('zotero.item.textTransform.sentencecase'));
+		sentenceCase.addEventListener('command', () => {
+			onTransform(valueSentenceCased);
+		});
+		sentenceCase.disabled = valueSentenceCased == value;
+		menupopup.append(sentenceCase);
+
+		return menupopup;
+	};
 };
 
 addEventListener("load", function(e) { ZoteroItemPane.onLoad(e); }, false);