Improved windows titles management

Display filename (no path) before APP_NAME, clean APP_TITLE when no file, bugs fixed.

Mixer.cpp

@@ -54,7 +54,7 @@ static void saveSession(const std::string& filename, Session *session)
         // set session filename
         session->setFilename(filename);
         // cosmetics saved ok
-        Rendering::manager().setMainWindowTitle(filename);
+        Rendering::manager().setMainWindowTitle(SystemToolkit::filename(filename));
         Settings::application.recentSessions.push(filename);
         Log::Notify("Session %s saved.", filename.c_str());
 
@@ -144,10 +144,14 @@ void Mixer::update()
             swap();
             ++View::need_deep_update_;
             // inform new session filename
-            Rendering::manager().setMainWindowTitle(session_->filename());
+            if (session_->filename().empty()) {
+                Rendering::manager().setMainWindowTitle(Settings::application.windows[0].name);
+            } else {
+                Rendering::manager().setMainWindowTitle(SystemToolkit::filename(session_->filename()));
                 Settings::application.recentSessions.push(session_->filename());
             }
         }
+    }
 
     // if there is a source candidate for this session
     if (candidate_sources_.size() > 0) {

RenderingManager.cpp

@@ -488,9 +488,11 @@ RenderingWindow::~RenderingWindow()
 
 void RenderingWindow::setTitle(const std::string &title)
 {
-    std::string fulltitle = Settings::application.windows[index_].name;
+    std::string fulltitle;
-    if ( !title.empty() )
+    if ( title.empty() )
-        fulltitle = std::string(APP_NAME) + " -- " + title;
+        fulltitle = Settings::application.windows[index_].name;
+    else
+        fulltitle = title + std::string(" - " APP_NAME);
 
     glfwSetWindowTitle(window_, fulltitle.c_str());
 }

Settings.cpp

@@ -39,13 +39,12 @@ void Settings::Save()
 	{
 		XMLElement *windowsNode = xmlDoc.NewElement( "Windows" );  
 
-        for (int i = 0; i < application.windows.size(); i++)
+        for (int i = 0; i < application.windows.size(); ++i)
         {
             const Settings::WindowConfig& w = application.windows[i];
 
             XMLElement *window = xmlDoc.NewElement( "Window" );
             window->SetAttribute("id", i);
-            window->SetAttribute("name", w.name.c_str());
 			window->SetAttribute("x", w.x);
 			window->SetAttribute("y", w.y);
 			window->SetAttribute("w", w.w);
@@ -334,16 +333,18 @@ void Settings::Load()
             for( ; windowNode ; windowNode=windowNode->NextSiblingElement())
             {
                 Settings::WindowConfig w;
-                w.name = std::string(windowNode->Attribute("name"));
                 windowNode->QueryIntAttribute("x", &w.x); // If this fails, original value is left as-is
                 windowNode->QueryIntAttribute("y", &w.y);
                 windowNode->QueryIntAttribute("w", &w.w);
                 windowNode->QueryIntAttribute("h", &w.h);
                 windowNode->QueryBoolAttribute("f", &w.fullscreen);
-                w.monitor = std::string(windowNode->Attribute("m"));
+                const char *text = windowNode->Attribute("m");
+                if (text)
+                    w.monitor = std::string(text);
 
                 int i = 0;
                 windowNode->QueryIntAttribute("id", &i);
+                w.name = application.windows[i].name; // keep only original name
                 application.windows[i] = w;
             }
         }

Settings.h

@@ -225,10 +225,10 @@ struct Application
         current_workspace= 1;
         brush = glm::vec3(0.5f, 0.1f, 0.f);
         windows = std::vector<WindowConfig>(3);
-        windows[0].name = APP_NAME APP_TITLE;
+        windows[0].name = APP_TITLE;
         windows[0].w = 1600;
         windows[0].h = 900;
-        windows[1].name = APP_NAME " -- Output";
+        windows[1].name = "Output " APP_TITLE;
     }
 
 };

UserInterfaceManager.cpp

@@ -1715,7 +1715,7 @@ void UserInterface::RenderMetrics(bool *p_open, int* p_corner, int *p_mode)
 void UserInterface::RenderAbout(bool* p_open)
 {
     ImGui::SetNextWindowPos(ImVec2(1000, 20), ImGuiCond_FirstUseEver);
-    if (!ImGui::Begin("About " APP_NAME APP_TITLE, p_open, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_AlwaysAutoResize))
+    if (!ImGui::Begin("About " APP_TITLE, p_open, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_AlwaysAutoResize))
     {
         ImGui::End();
         return;

defines.h

@@ -2,7 +2,7 @@
 #define VMIX_DEFINES_H
 
 #define APP_NAME "vimix"
-#define APP_TITLE " -- Video Live Mixer"
+#define APP_TITLE "Video Live Mixer"
 #define APP_SETTINGS "vimix.xml"
 #define XML_VERSION_MAJOR 0
 #define XML_VERSION_MINOR 2