Added shortcut "y" to remove formatting of whole text area. Streamline of common css behaviour for p and code in mail clients.

app/assets/javascripts/app/controllers/widget/keyboard_shortcuts.coffee

@@ -361,6 +361,12 @@ App.Config.set(
               description: 'Removes the formatting'
               globalEvent: 'richtext-remove-formating'
             }
+            {
+              key: 'y'
+              hotkeys: true
+              description: '... of whole textarea'
+              globalEvent: 'richtext-remove-formating-textarea'
+            }
             {
               key: 'z'
               hotkeys: true,

app/assets/javascripts/app/lib/base/jquery.contenteditable.js

@@ -111,6 +111,7 @@
       //  altKey + ctrlKey + i -> Toggles the current selection between italic and non-italic
       //  altKey + ctrlKey + v -> Toggles the current selection between strike and non-strike
       //  altKey + ctrlKey + f -> Removes the formatting tags from the current selection
+      //  altKey + ctrlKey + y -> Removes the formatting from while textarea
       //  altKey + ctrlKey + z -> Inserts a Horizontal Rule
       //  altKey + ctrlKey + l -> Toggles the text selection between an unordered list and a normal block
       //  altKey + ctrlKey + k -> Toggles the text selection between an ordered list and a normal block
@@ -125,7 +126,8 @@
         || e.keyCode == 76
         || e.keyCode == 75
         || e.keyCode == 86
-        || e.keyCode == 87)) {
+        || e.keyCode == 87
+        || e.keyCode == 89)) {
         e.preventDefault()
 
         // disable rich text b/u/i
@@ -145,6 +147,9 @@
         if (e.keyCode == 70) {
           document.execCommand('RemoveFormat')
         }
+        if (e.keyCode == 89) {
+          App.Utils.htmlRemoveRichtext(_this.$element)
+        }
         if (e.keyCode == 90) {
           document.execCommand('insertHorizontalRule')
         }

app/assets/stylesheets/zammad.scss

@@ -147,6 +147,10 @@ blockquote {
   display: inline-block;
 }
 
+.u-notAllowed {
+  cursor: not-allowed;
+}
+
 .zIndex-1,
 .zIndex-2,
 .zIndex-3,
@@ -6409,7 +6413,7 @@ label + .wizard-buttonList {
   [data-toggle=dropdown] {
     position: relative;
   }
-  
+
   .icon {
     opacity: 0.8;
   }
@@ -6426,10 +6430,10 @@ label + .wizard-buttonList {
   margin: 0 32px 32px 0;
   border-radius: 100%;
   box-shadow: 0 0 0 4px white;
-  
+
   .avatar {
     @extend .u-clickable;
-    
+
     &.is-active {
       box-shadow: 0 0 0 4px hsl(200,71%,59%);
     }
@@ -6461,7 +6465,7 @@ label + .wizard-buttonList {
       opacity: 0.5;
       fill: hsl(234,10%,19%);
     }
-    
+
     &:hover svg {
       opacity: 1;
     }
@@ -6499,13 +6503,13 @@ label + .wizard-buttonList {
 }
 
 .fileUpload input {
-  position: absolute; 
-  right: 0; 
+  position: absolute;
+  right: 0;
   top: 0;
-  font-size: 118px; 
-  margin: 0; 
-  padding: 0; 
-  cursor: pointer; 
+  font-size: 118px;
+  margin: 0;
+  padding: 0;
+  cursor: pointer;
   opacity: 0;
 }
 
@@ -7116,11 +7120,11 @@ output {
     line-height: 1;
     padding-top: 11px;
     padding-bottom: 9px;
-    
+
     &:hover {
       color: hsl(60,1%,34%);
     }
-    
+
     .icon {
       fill: currentColor;
       vertical-align: top;
@@ -7131,7 +7135,7 @@ output {
 
   .settings-list-controls {
     padding: 0;
-    
+
     & > div {
       display: flex;
       min-height: 40px;
@@ -7147,7 +7151,7 @@ output {
 
   .settings-list-control-cell {
     padding: 5px;
-    
+
     & ~ .settings-list-row-control {
       padding-bottom: 7px;
     }
@@ -8120,10 +8124,9 @@ output {
 }
 
 .richtext-content {
-  p,
   table,
   pre,
-  blockquote {    
+  blockquote {
     margin-bottom: 16px;
   }
 
@@ -8147,7 +8150,7 @@ output {
     width: 100%;
     overflow: auto;
     word-break: keep-all;
-    
+
     td, th {
       padding: 7px 12px;
       border: 1px solid hsl(0,0%,87%);
@@ -8175,7 +8178,7 @@ output {
   code {
     border: none;
     background: hsl(0,0%,97%);
-    white-space: normal;
+    white-space: pre-wrap;
   }
 
   pre {

app/models/channel/email_build.rb

@@ -180,7 +180,6 @@ Check if string is a complete html document. If not, add head and css styles.
       p, table, div, td {
         max-width: 600px;
       }
-      p,
       table,
       pre,
       blockquote {
@@ -203,7 +202,7 @@ Check if string is a complete html document. If not, add head and css styles.
       code {
         border: none;
         background: hsl(0,0%,97%);
-        white-space: normal;
+        white-space: pre-wrap;
       }
       blockquote {
         padding: 8px 12px;