Fixed smol bug

Rendering test text input focus fix

Author: Gallasko

examples/RenderingTest/application.cpp

@@ -164,6 +164,8 @@ namespace
             auto inputText  = inputEnt.get<TTFText>();
             auto inputComp  = inputEnt.get<TextInputComponent>();
 
+            ecsRef->attach<MouseLeftClickComponent>(bgEnt.entity, makeCallable<OnFocus>(OnFocus{inputEnt.id}) );
+
             inputText->setColors(FIELD_TXT);
             inputComp->clearTextAfterEnter = false;
             inputComp->minWidth            = static_cast<size_t>(width - FIELD_PAD_LEFT * 2.0f);

src/Engine/UI/textinput.cpp

@@ -24,6 +24,10 @@ namespace pg
             {
                 auto text = entity->get<TextInputComponent>();
 
+                // Clamp cursor in case text was modified externally
+                if (text->cursorPos > text->text.size())
+                    text->cursorPos = text->text.size();
+
                 // Insert text at cursor position instead of appending
                 text->text.insert(text->cursorPos, event.text);
                 text->cursorPos += event.text.size();
@@ -131,8 +135,6 @@ namespace pg
                         {
                             if (inputHandler->isKeyPressed(SDL_SCANCODE_LCTRL) or inputHandler->isKeyPressed(SDL_SCANCODE_RCTRL))
                             {
-                                size_t eraseStart = text->cursorPos;
-
                                 // Skip forward to next word boundary
                                 size_t eraseEnd = text->cursorPos;
                                 while (eraseEnd < text->text.size() and text->text[eraseEnd] != ' ')
@@ -144,7 +146,7 @@ namespace pg
                                 if (eraseEnd < text->text.size() and text->text[eraseEnd] == ' ')
                                     eraseEnd++;
 
-                                text->text.erase(eraseStart, eraseEnd - eraseStart);
+                                text->text.erase(text->cursorPos, eraseEnd - text->cursorPos);
                             }
                             else
                             {

src/Engine/UI/textinput.h

@@ -37,7 +37,7 @@ namespace pg
     {
         DEFAULT_COMPONENT_MEMBERS(TextInputComponent)
 
-        TextInputComponent(StandardEvent event, const std::string& defaultText = "") : event(event), text(defaultText) { LOG_THIS_MEMBER("TextInputComponent"); }
+        TextInputComponent(StandardEvent event, const std::string& defaultText = "") : event(event), text(defaultText), cursorPos(defaultText.size()) { LOG_THIS_MEMBER("TextInputComponent"); }
 
         void setText(const std::string& text)
         {