fix[Tinymce]: custom-btn bug in fullscreen

src/components/Tinymce/index.vue

 <template>
-  <div class="tinymce-container editor-container">
+  <div class="tinymce-container editor-container" :class="{fullscreen:fullscreen}">
     <textarea class="tinymce-textarea" :id="tinymceId"></textarea>
     <div class="editor-custom-btn-container">
       <editorImage color="#1890ff" class="editor-upload-btn" @successCBK="imageSuccessCBK"></editorImage>
@@ -43,7 +43,8 @@ export default {
     return {
       hasChange: false,
       hasInit: false,
-      tinymceId: this.id || 'vue-tinymce-' + +new Date()
+      tinymceId: this.id || 'vue-tinymce-' + +new Date(),
+      fullscreen: false
     }
   },
   watch: {
@@ -91,6 +92,11 @@ export default {
             this.hasChange = true
             this.$emit('input', editor.getContent())
           })
+        },
+        setup(editor) {
+          editor.on('FullscreenStateChanged', (e) => {
+            _this.fullscreen = e.state
+          })
         }
         // 整合七牛上传
         // images_dataimg_filter(img) {
@@ -168,6 +174,10 @@ export default {
   top: 4px;
   /*z-index: 2005;*/
 }
+.fullscreen .editor-custom-btn-container {
+  z-index: 10000;
+  position: fixed;
+}
 .editor-upload-btn {
   display: inline-block;
 }

src/components/Tinymce/toolbar.js

 // Here is a list of the toolbar
 // Detail list see https://www.tinymce.com/docs/advanced/editor-control-identifiers/#toolbarcontrols
 
-const toolbar = ['bold italic underline strikethrough alignleft aligncenter alignright outdent indent  blockquote undo redo removeformat subscript superscript code codesample', 'hr bullist numlist link image charmap	 preview anchor pagebreak fullscreen insertdatetime media table emoticons forecolor backcolor']
+const toolbar = ['bold italic underline strikethrough alignleft aligncenter alignright outdent indent  blockquote undo redo removeformat subscript superscript code codesample', 'hr bullist numlist link image charmap	 preview anchor pagebreak insertdatetime media table emoticons forecolor backcolor fullscreen']
 
 export default toolbar