From 3685acc549607aac1f264827695afccf852a3861 Mon Sep 17 00:00:00 2001
From: dijunkun <junkun.di@hotmail.com>
Date: Thu, 25 Jul 2024 10:10:37 +0800
Subject: [PATCH] [feat] set window resizable only in streaming state

---
 src/single_window/render.cpp | 30 +++++++++++++++---------------
 src/single_window/render.h   |  3 +++
 2 files changed, 18 insertions(+), 15 deletions(-)

diff --git a/src/single_window/render.cpp b/src/single_window/render.cpp
index ff7c9c9..3c7ac39 100644
--- a/src/single_window/render.cpp
+++ b/src/single_window/render.cpp
@@ -218,11 +218,10 @@ int Render::Run() {
 #endif
 
   // Create main window with SDL_Renderer graphics context
-  SDL_WindowFlags window_flags =
-      (SDL_WindowFlags)(SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_RESIZABLE);
-  main_window_ = SDL_CreateWindow("Remote Desk", SDL_WINDOWPOS_UNDEFINED,
-                                  SDL_WINDOWPOS_UNDEFINED, main_window_width_,
-                                  main_window_height_, window_flags);
+  SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_ALLOW_HIGHDPI);
+  main_window_ = SDL_CreateWindow(
+      "Remote Desk", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
+      main_window_width_default_, main_window_height_default_, window_flags);
 
   main_renderer_ = SDL_CreateRenderer(
       main_window_, -1, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED);
@@ -408,8 +407,17 @@ int Render::Run() {
     ImGui::PopStyleVar();
     ImGui::PopStyleColor();
     if (streaming_ && is_client_mode_) {
+      if (!resizable_) {
+        resizable_ = !resizable_;
+        SDL_SetWindowResizable(main_window_, SDL_TRUE);
+      }
+
       ControlWindow();
     } else {
+      if (resizable_) {
+        resizable_ = !resizable_;
+        SDL_SetWindowResizable(main_window_, SDL_FALSE);
+      }
       MainWindow();
     }
 
@@ -428,10 +436,8 @@ int Render::Run() {
           connection_established_ = false;
           received_frame_ = false;
           is_client_mode_ = false;
-          SDL_SetWindowSize(main_window_, main_window_width_last_,
-                            main_window_height_last_);
-          SDL_SetWindowPosition(main_window_, SDL_WINDOWPOS_CENTERED,
-                                SDL_WINDOWPOS_CENTERED);
+          SDL_SetWindowSize(main_window_, main_window_width_default_,
+                            main_window_height_default_);
           continue;
         } else {
           LOG_INFO("Quit program");
@@ -440,11 +446,6 @@ int Render::Run() {
       } else if (event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED) {
         SDL_GetWindowSize(main_window_, &main_window_width_,
                           &main_window_height_);
-        if (!streaming_) {
-          main_window_width_last_ = main_window_width_;
-          main_window_height_last_ = main_window_height_;
-        }
-
         if (main_window_width_ * 9 < main_window_height_ * 16) {
           stream_render_rect_.x = 0;
           stream_render_rect_.y =
@@ -463,7 +464,6 @@ int Render::Run() {
           stream_render_rect_.w = main_window_width_;
           stream_render_rect_.h = main_window_height_;
         }
-
       } else if (event.type == SDL_WINDOWEVENT &&
                  event.window.event == SDL_WINDOWEVENT_CLOSE) {
         if (connection_established_) {
diff --git a/src/single_window/render.h b/src/single_window/render.h
index f2c3f7a..6a53da2 100644
--- a/src/single_window/render.h
+++ b/src/single_window/render.h
@@ -122,6 +122,8 @@ class Render {
  private:
   int screen_width_ = 1280;
   int screen_height_ = 720;
+  int main_window_width_default_ = 960;
+  int main_window_height_default_ = 540;
   int main_window_width_ = 960;
   int main_window_height_ = 540;
   int main_window_width_last_ = 960;
@@ -160,6 +162,7 @@ class Render {
   SDL_Rect stream_render_rect_;
   uint32_t stream_pixformat_ = 0;
 
+  bool resizable_ = false;
   bool inited_ = false;
   bool exit_ = false;
   bool exit_video_window_ = false;