feat(ui): handle escape key events in CSimpleEditBox (#103)

Co-authored-by: fallenoak <git@fallenoak.me>

src/ui/CSimpleEditBox.cpp

@@ -765,7 +765,8 @@ void CSimpleEditBox::OnEnterPressed() {
 }
 
 void CSimpleEditBox::OnEscapePressed() {
-    // TODO
+    this->RunOnEscapePressedScript();
+    // TODO this->DispatchAction(EVENT_ESCAPE);
 }
 
 void CSimpleEditBox::OnTabPressed() {
@@ -1028,6 +1029,12 @@ void CSimpleEditBox::RunOnEnterPressedScript() {
     }
 }
 
+void CSimpleEditBox::RunOnEscapePressedScript() {
+    if (this->m_onEscapePressed.luaRef) {
+        this->RunScript(this->m_onEscapePressed, 0, nullptr);
+    }
+}
+
 void CSimpleEditBox::RunOnTabPressedScript() {
     if (this->m_onTabPressed.luaRef) {
         this->RunScript(this->m_onTabPressed, 0, nullptr);

src/ui/CSimpleEditBox.hpp

@@ -100,6 +100,7 @@ class CSimpleEditBox : public CSimpleFrame, CSimpleFontedFrame {
         void RunOnEditFocusGainedScript();
         void RunOnEditFocusLostScript();
         void RunOnEnterPressedScript();
+        void RunOnEscapePressedScript();
         void RunOnTabPressedScript();
         void RunOnTextChangedScript(int32_t changed);
         void SetCursorPosition(int32_t position);