Fixed the "Overwrite-Insertion in time boxes" option on Linux and enabled it...

Fixed the "Overwrite-Insertion in time boxes" option on Linux and enabled it as the default mode for the time edit boxes on all OS's instead of just Windows

Originally committed to SVN as r3094.

aegisub/src/options.cpp

@@ -123,11 +123,7 @@ void OptionsManager::LoadDefaults(bool onlyDefaults,bool doOverride) {
 	SetText(_T("Spell Checker"),_T("hunspell"));
 	SetModificationType(MOD_AUTOMATIC);
 	SetBool(_T("Link time boxes commit"),true);
-#ifdef WIN32
 	SetBool(_T("Insert mode on time boxes"),true);
-#else
-	SetBool(_T("Insert mode on time boxes"),false);
-#endif
 	SetModificationType(MOD_EDIT_BOX);
 	SetBool(_T("Call tips enabled"),false,1700);
 	SetBool(_T("Syntax highlight enabled"),true);

aegisub/src/timeedit_ctrl.cpp

@@ -46,11 +46,17 @@
 #include "vfr.h"
 #include "options.h"
 
+// Use the multiline style only on wxGTK to workaround some wxGTK bugs with the default singleline style
+#ifdef __WXGTK__
+#define TimeEditWindowStyle wxTE_MULTILINE | wxTE_CENTRE
+#else
+#define TimeEditWindowStyle wxTE_CENTRE
+#endif
 
 ///////////////
 // Constructor
 TimeEdit::TimeEdit(wxWindow* parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& size, long style, const wxValidator& validator, const wxString& name) :
-wxTextCtrl(parent,id,value,pos,size,wxTE_CENTRE | style,validator,name)
+wxTextCtrl(parent,id,value,pos,size,TimeEditWindowStyle | style,validator,name)
 {
 	// Set validator
 	wxTextValidator val(wxFILTER_INCLUDE_CHAR_LIST);
@@ -72,6 +78,14 @@ wxTextCtrl(parent,id,value,pos,size,wxTE_CENTRE | style,validator,name)
 
 	// Other stuff
 	if (!value) SetValue(time.GetASSFormated());
+	// This is a multiline control on wxGTK so we need to size it manually there
+#ifdef __WXGTK__ 
+	int w, h;
+	GetTextExtent(GetValue(),&w,&h);
+	w += 20;
+	h += 5;
+	SetSizeHints(w,h,w,h);
+#endif
 	ready = true;
 	byFrame = false;
 	isEnd = false;