From f7fd37651e1332af30b1b11495f3cfc6ee002c62 Mon Sep 17 00:00:00 2001
From: dijunkun <junkun.di@hotmail.com>
Date: Thu, 6 Jun 2024 09:55:08 +0800
Subject: [PATCH] Reset settings window position before it is opened

---
 src/main_window/main_window.cpp | 20 +++++++++++++++++---
 src/main_window/main_window.h   |  3 +++
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/src/main_window/main_window.cpp b/src/main_window/main_window.cpp
index c1245bf..7a6ca68 100644
--- a/src/main_window/main_window.cpp
+++ b/src/main_window/main_window.cpp
@@ -519,12 +519,24 @@ int MainWindow::Run() {
 
       if (ImGui::Button(settings_button_label_.c_str())) {
         settings_button_pressed_ = !settings_button_pressed_;
+        settings_window_pos_reset_ = true;
       }
 
       if (settings_button_pressed_) {
-        ImGui::SetNextWindowSize(ImVec2(
-            localization::settings_window_width[localization_language_index_],
-            190));
+        if (settings_window_pos_reset_) {
+          const ImGuiViewport *viewport = ImGui::GetMainViewport();
+          ImGui::SetNextWindowPos(
+              ImVec2((viewport->WorkSize.x - viewport->WorkPos.x -
+                      localization::settings_window_width
+                          [localization_language_index_]) /
+                         2,
+                     (viewport->WorkSize.y - viewport->WorkPos.y - 190) / 2));
+
+          ImGui::SetNextWindowSize(ImVec2(
+              localization::settings_window_width[localization_language_index_],
+              190));
+          settings_window_pos_reset_ = false;
+        }
 
         ImGui::Begin(
             localization::settings[localization_language_index_].c_str(),
@@ -657,6 +669,7 @@ int MainWindow::Run() {
 
           SaveSettingsIntoCacheFile();
           // To do: set encode resolution
+          settings_window_pos_reset_ = true;
         }
         ImGui::SameLine();
         // Cancel
@@ -676,6 +689,7 @@ int MainWindow::Run() {
             video_video_encode_format_button_value_ =
                 video_video_encode_format_button_value_last_;
           }
+          settings_window_pos_reset_ = true;
         }
 
         ImGui::End();
diff --git a/src/main_window/main_window.h b/src/main_window/main_window.h
index e225a9b..f81a979 100644
--- a/src/main_window/main_window.h
+++ b/src/main_window/main_window.h
@@ -185,6 +185,9 @@ class MainWindow {
   std::atomic<bool> start_mouse_control_{false};
   std::atomic<bool> screen_capture_is_started_{false};
   std::atomic<bool> mouse_control_is_started_{false};
+
+ private:
+  bool settings_window_pos_reset_ = true;
 };
 
 #endif
\ No newline at end of file