ALT + return will submit prompt when it's in focus

javascript/ui.js

@@ -186,10 +186,12 @@ onUiUpdate(function(){
 	if (!txt2img_textarea) {
 		txt2img_textarea = gradioApp().querySelector("#txt2img_prompt > label > textarea");
 		txt2img_textarea?.addEventListener("input", () => update_token_counter("txt2img_token_button"));
+        txt2img_textarea?.addEventListener("keyup", (event) => submit_prompt(event, "txt2img_generate"));
 	}
 	if (!img2img_textarea) {
 		img2img_textarea = gradioApp().querySelector("#img2img_prompt > label > textarea");
 		img2img_textarea?.addEventListener("input", () => update_token_counter("img2img_token_button"));
+        txt2img_textarea?.addEventListener("keyup", (event) => submit_prompt(event, "img2img_generate"));
 	}
 })
 
@@ -197,6 +199,14 @@ let txt2img_textarea, img2img_textarea = undefined;
 let wait_time = 800
 let token_timeout;
 
+function submit_prompt(event, generate_button_id) {
+    if (event.altKey && event.keyCode === 13) {
+        event.preventDefault();
+        gradioApp().getElementById(generate_button_id).click();
+        return;
+    }
+}
+
 function update_token_counter(button_id) {
 	if (token_timeout)
 		clearTimeout(token_timeout);

modules/ui.py

@@ -380,7 +380,7 @@ def create_toprow(is_img2img):
         with gr.Column(scale=1):
             with gr.Row():
                 interrupt = gr.Button('Interrupt', elem_id=f"{id_part}_interrupt")
-                submit = gr.Button('Generate', elem_id="generate", variant='primary')
+                submit = gr.Button('Generate', elem_id=f"{id_part}_generate", variant='primary')
 
                 interrupt.click(
                     fn=lambda: shared.state.interrupt(),

style.css

@@ -23,7 +23,7 @@
     text-align: right;
 }
 
-#generate{
+#txt2img_generate, #img2img_generate {
     min-height: 4.5em;
 }