pluginState.isTargetDOMEl --> this.isTargetDOMEl

src/core/Plugin.js

@@ -58,7 +58,7 @@ module.exports = class Plugin {
     const targetElement = findDOMElement(target)
 
     if (targetElement) {
-      this.setPluginState({ isTargetDOMEl: true })
+      this.isTargetDOMEl = true
 
       this.updateUI = (state) => {
         this.el = preact.render(this.render(state), targetElement, this.el)

src/plugins/Dashboard/index.js

@@ -480,7 +480,7 @@ module.exports = class Dashboard extends Plugin {
       showLinkToFileUploadResult: this.opts.showLinkToFileUploadResult,
       currentWidth: pluginState.containerWidth,
       isWide: pluginState.containerWidth > 400,
-      isTargetDOMEl: pluginState.isTargetDOMEl
+      isTargetDOMEl: this.isTargetDOMEl
     })
   }
 
@@ -493,7 +493,7 @@ module.exports = class Dashboard extends Plugin {
   }
 
   install () {
-    // Set default state for Modal
+    // Set default state for Dashboard
     this.setPluginState({
       isHidden: true,
       showFileCard: false,