Open keyword help when pressing F1 in script editor

indra/newview/llpreviewscript.h

@@ -177,7 +177,9 @@ private:
 	bool		enableAction(const std::string& action);
 	// NaCl End
 	void		onBtnHelp(); // <FS:Ansariel> Keep help links
+public: // <FS:Ansariel> Show keyword help on F1
 	void		onBtnDynamicHelp();
+private: // <FS:Ansariel> Show keyword help on F1
 	void		onBtnUndoChanges();
 
 	bool		hasChanged();

indra/newview/llscripteditor.cpp

@@ -31,6 +31,8 @@
 #include "llsyntaxid.h"
 #include "lllocalcliprect.h"
 
+#include "llpreviewscript.h"
+
 // <FS:Ansariel> FIRE-23047: Increase width of line number column
 //const S32	UI_TEXTEDITOR_LINE_NUMBER_MARGIN = 32;
 const S32	UI_TEXTEDITOR_LINE_NUMBER_MARGIN = 40;
@@ -283,3 +285,19 @@ void LLScriptEditor::startOfLine()
 	}
 }
 // </FS>
+
+// <FS:Ansariel> Show keyword help on F1
+BOOL LLScriptEditor::handleKeyHere(KEY key, MASK mask)
+{
+	if (key == KEY_F1 && mask == MASK_NONE)
+	{
+		if (LLScriptEdCore* parent = getParentByType<LLScriptEdCore>(); parent != nullptr)
+		{
+			parent->onBtnDynamicHelp();
+			return TRUE;
+		}
+	}
+
+	return LLTextEditor::handleKeyHere(key, mask);
+}
+// </FS:Ansariel>

indra/newview/llscripteditor.h

@@ -74,6 +74,9 @@ private:
 	// <FS:Ansariel> Doesn't exist
 	//void	loadKeywords(const std::string& filename_keywords,
 	//					 const std::string& filename_colors);
+
+	// <FS:Ansariel> Show keyword help on F1
+	/*virtual*/ BOOL handleKeyHere(KEY key, MASK mask);
 	
 	LLKeywords	mKeywords;
 	bool		mShowLineNumbers;