Added support for running emulator without --rom cmdline argument. Pr…

…ompts for rom image.

.gitmodules

@@ -26,7 +26,7 @@
 	branch = docking
 [submodule "emulator/thirdparty/ImGui-Addons"]
 	path = emulator/thirdparty/ImGui-Addons
-	url = https://github.com/gallickgunner/ImGui-Addons.git
+	url = https://github.com/visrealm/ImGui-Addons.git
 [submodule "emulator/modules/65c22"]
 	path = emulator/modules/65c22
 	url = https://github.com/visrealm/vrEmu6522.git

emulator/bin/imgui.ini

@@ -51,10 +51,10 @@ Collapsed=0
 DockId=0x00000010,1
 
 [Window][LCD (12864B)]
-Pos=765,275
-Size=603,315
+Pos=765,201
+Size=603,140
 Collapsed=0
-DockId=0x0000000C,1
+DockId=0x0000000C,2
 
 [Window][Source]
 Pos=765,201

emulator/src/hbc56emu.cpp

@@ -81,6 +81,9 @@ static imgui_addons::ImGuiFileBrowser file_dialog; // As a class member or globa
 extern "C" {
 #endif
 
+bool fileOpen = false;
+
+
 
 /* Function:  hbc56Reset
  * --------------------
@@ -571,8 +574,6 @@ static void doRender()
   ImGui::PushStyleColor(ImGuiCol_TableHeaderBg, ImVec4(0.1f, 0.1f, 0.1f, 1.0f));
   ImGui::DockSpace(dockspace_id, ImVec2(0.0f, 0.0f), dockspace_flags);
 
-  bool fileOpen = false;
-
   if (ImGui::BeginMenuBar())
   {
     if (ImGui::BeginMenu("File"))
@@ -646,7 +647,7 @@ static void doRender()
 #if !__EMSCRIPTEN__
   if (fileOpen) ImGui::OpenPopup("Open File");
 
-  if (file_dialog.showFileDialog("Open File", imgui_addons::ImGuiFileBrowser::DialogMode::OPEN, ImVec2(700, 310), ".o"))
+  if (file_dialog.showFileDialog("Open File", imgui_addons::ImGuiFileBrowser::DialogMode::OPEN, ImVec2(700, 310), ".o", &fileOpen))
   {
     loadRom(file_dialog.selected_path.c_str());
   }
@@ -1212,11 +1213,12 @@ int main(int argc, char* argv[])
     //SDLCommonLogUsage(state, argv[0], options);
 
 #ifndef __EMSCRIPTEN__
-    SDL_snprintf(tempBuffer, sizeof(tempBuffer), "No HBC-56 ROM file.\n\nUse --rom <romfile>");
-    SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Troy's HBC-56 Emulator", tempBuffer, NULL);
+    fileOpen = true;
+    //SDL_snprintf(tempBuffer, sizeof(tempBuffer), "No HBC-56 ROM file.\n\nUse --rom <romfile>");
+    //SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Troy's HBC-56 Emulator", tempBuffer, NULL);
 #endif
 
-    return 2;
+    //return 2;
   }
 
   /* randomise */