alternate restore progress button implementation

javascript/hints.js

@@ -22,6 +22,7 @@ titles = {
     "\u{1f4cb}": "Apply selected styles to current prompt",
     "\u{1f4d2}": "Paste available values into the field",
     "\u{1f3b4}": "Show/hide extra networks",
+    "\u{1f300}": "Restore progress",
 
     "Inpaint a part of image": "Draw a mask over an image, and the script will regenerate the masked area with content according to prompt",
     "SD upscale": "Upscale image normally, split result into tiles, improve each tile using img2img, merge whole image back",

javascript/progressbar.js

@@ -66,7 +66,7 @@ function randomId(){
 // starts sending progress requests to "/internal/progress" uri, creating progressbar above progressbarContainer element and
 // preview inside gallery element. Cleans up all created stuff when the task is over and calls atEnd.
 // calls onProgress every time there is a progress update
-function requestProgress(id_task, progressbarContainer, gallery, atEnd, onProgress){
+function requestProgress(id_task, progressbarContainer, gallery, atEnd, onProgress, inactivityTimeout=40){
     var dateStart = new Date()
     var wasEverActive = false
     var parentProgressbar = progressbarContainer.parentNode
@@ -138,7 +138,7 @@ function requestProgress(id_task, progressbarContainer, gallery, atEnd, onProgre
                 return
             }
 
-            if(elapsedFromStart > 40 && !res.queued && !res.active){
+            if(elapsedFromStart > inactivityTimeout && !res.queued && !res.active){
                 removeProgressBar()
                 return
             }

javascript/ui.js

@@ -159,14 +159,24 @@ function showSubmitButtons(tabname, show){
     gradioApp().getElementById(tabname+'_skip').style.display = show ? "none" : "block"
 }
 
+function showRestoreProgressButton(tabname, show){
+    button = gradioApp().getElementById(tabname + "_restore_progress")
+    if(! button) return
+
+    button.style.display = show ? "flex" : "none"
+}
+
 function submit(){
     rememberGallerySelection('txt2img_gallery')
     showSubmitButtons('txt2img', false)
 
     var id = randomId()
+    localStorage.setItem("txt2img_task_id", id);
+
     requestProgress(id, gradioApp().getElementById('txt2img_gallery_container'), gradioApp().getElementById('txt2img_gallery'), function(){
         showSubmitButtons('txt2img', true)
-
+        localStorage.removeItem("txt2img_task_id")
+        showRestoreProgressButton('txt2img', false)
     })
 
     var res = create_submit_args(arguments)
@@ -181,8 +191,12 @@ function submit_img2img(){
     showSubmitButtons('img2img', false)
 
     var id = randomId()
+    localStorage.setItem("img2img_task_id", id);
+
     requestProgress(id, gradioApp().getElementById('img2img_gallery_container'), gradioApp().getElementById('img2img_gallery'), function(){
         showSubmitButtons('img2img', true)
+        localStorage.removeItem("img2img_task_id")
+        showRestoreProgressButton('img2img', false)
     })
 
     var res = create_submit_args(arguments)
@@ -193,6 +207,36 @@ function submit_img2img(){
     return res
 }
 
+function restoreProgressTxt2img(x){
+    id = localStorage.getItem("txt2img_task_id")
+
+    if(id) {
+        requestProgress(id, gradioApp().getElementById('txt2img_gallery_container'), gradioApp().getElementById('txt2img_gallery'), function(){
+            showSubmitButtons('txt2img', true)
+        }, null, 0)
+    }
+
+    return [id]
+}
+function restoreProgressImg2img(x){
+    id = localStorage.getItem("img2img_task_id")
+
+    if(id) {
+        requestProgress(id, gradioApp().getElementById('img2img_gallery_container'), gradioApp().getElementById('img2img_gallery'), function(){
+            showSubmitButtons('img2img', true)
+        }, null, 0)
+    }
+
+    return [id]
+}
+
+
+onUiLoaded(function () {
+    showRestoreProgressButton('txt2img', localStorage.getItem("txt2img_task_id"))
+    showRestoreProgressButton('img2img', localStorage.getItem("img2img_task_id"))
+});
+
+
 function modelmerger(){
     var id = randomId()
     requestProgress(id, gradioApp().getElementById('modelmerger_results_panel'), null, function(){})