From 7201d940a4fe664beb9662fadbeade4ee1d788f7 Mon Sep 17 00:00:00 2001
From: space-nuko <24979496+space-nuko@users.noreply.github.com>
Date: Mon, 3 Apr 2023 21:27:48 -0500
Subject: Improve frontend responsiveness for some buttons

---
 javascript/ui.js | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 modules/ui.py    | 10 ++++++----
 2 files changed, 54 insertions(+), 4 deletions(-)

diff --git a/javascript/ui.js b/javascript/ui.js
index 4a440193..5311e7bc 100644
--- a/javascript/ui.js
+++ b/javascript/ui.js
@@ -361,3 +361,51 @@ function selectCheckpoint(name){
     desiredCheckpointName = name;
     gradioApp().getElementById('change_checkpoint').click()
 }
+
+function setRandomSeed(target_interface) {
+    let seed = gradioApp().querySelector(`#${target_interface}_seed input`);
+    if (!seed) {
+        return [];
+    }
+    seed.value = "-1";
+    seed.dispatchEvent(new Event("input"));
+    return [];
+}
+
+function setRandomSubseed(target_interface) {
+    let subseed = gradioApp().querySelector(`#${target_interface}_subseed input`);
+    if (!subseed) {
+        return [];
+    }
+    subseed.value = "-1";
+    subseed.dispatchEvent(new Event("input"));
+    return [];
+}
+
+function switchWidthHeightTxt2Img() {
+    let width = gradioApp().querySelector("#txt2img_width input[type=number]");
+    let height = gradioApp().querySelector("#txt2img_height input[type=number]");
+    if (!width || !height) {
+        return [];
+    }
+    let tmp = width.value;
+    width.value = height.value;
+    height.value = tmp;
+    width.dispatchEvent(new Event("input"));
+    height.dispatchEvent(new Event("input"));
+    return [];
+}
+
+function switchWidthHeightImg2Img() {
+    let width = gradioApp().querySelector("#img2img_width input[type=number]");
+    let height = gradioApp().querySelector("#img2img_height input[type=number]");
+    if (!width || !height) {
+        return [];
+    }
+    let tmp = width.value;
+    width.value = height.value;
+    height.value = tmp;
+    width.dispatchEvent(new Event("input"));
+    height.dispatchEvent(new Event("input"));
+    return [];
+}
diff --git a/modules/ui.py b/modules/ui.py
index 627fbe0b..5c693b7a 100644
--- a/modules/ui.py
+++ b/modules/ui.py
@@ -192,8 +192,9 @@ def create_seed_inputs(target_interface):
         seed_resize_from_w = gr.Slider(minimum=0, maximum=2048, step=8, label="Resize seed from width", value=0, elem_id=target_interface + '_seed_resize_from_w')
         seed_resize_from_h = gr.Slider(minimum=0, maximum=2048, step=8, label="Resize seed from height", value=0, elem_id=target_interface + '_seed_resize_from_h')
 
-    random_seed.click(fn=lambda: -1, show_progress=False, inputs=[], outputs=[seed])
-    random_subseed.click(fn=lambda: -1, show_progress=False, inputs=[], outputs=[subseed])
+    target_interface_state = gr.Textbox(target_interface, visible=False)
+    random_seed.click(fn=None, _js="setRandomSeed", show_progress=False, inputs=[target_interface_state], outputs=[])
+    random_subseed.click(fn=None, _js="setRandomSubseed", show_progress=False, inputs=[target_interface_state], outputs=[])
 
     def change_visibility(show):
         return {comp: gr_show(show) for comp in seed_extras}
@@ -576,7 +577,7 @@ def create_ui():
             txt2img_prompt.submit(**txt2img_args)
             submit.click(**txt2img_args)
 
-            res_switch_btn.click(lambda w, h: (h, w), inputs=[width, height], outputs=[width, height], show_progress=False)
+            res_switch_btn.click(fn=None, _js="switchWidthHeightTxt2Img", inputs=None, outputs=None, show_progress=False)
 
             txt_prompt_img.change(
                 fn=modules.images.image_data,
@@ -896,7 +897,8 @@ def create_ui():
 
             img2img_prompt.submit(**img2img_args)
             submit.click(**img2img_args)
-            res_switch_btn.click(lambda w, h: (h, w), inputs=[width, height], outputs=[width, height], show_progress=False)
+
+            res_switch_btn.click(fn=None, _js="switchWidthHeightImg2Img", inputs=None, outputs=None, show_progress=False)
 
             img2img_interrogate.click(
                 fn=lambda *args: process_interrogate(interrogate, *args),
-- 
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