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#ifndef nsIDOMInstallTriggerGlobal_h__
#define nsIDOMInstallTriggerGlobal_h__

#include "nsISupports.h"
#include "nsString.h"
#include "nsIScriptContext.h"
#include "nsXPITriggerInfo.h"


#define NS_IDOMINSTALLTRIGGERGLOBAL_IID \
 { 0x18c2f987, 0xb09f, 0x11d2, \
  {0xbc, 0xde, 0x00, 0x80, 0x5f, 0x0e, 0x13, 0x53}}

class nsIDOMInstallTriggerGlobal : public nsISupports {
public:
  NS_DEFINE_STATIC_IID_ACCESSOR(NS_IDOMINSTALLTRIGGERGLOBAL_IID)
  enum {
    NOT_FOUND = -5,
    MAJOR_DIFF = 4,
    MINOR_DIFF = 3,
    REL_DIFF = 2,
    BLD_DIFF = 1,
    EQUAL = 0
  };

  NS_IMETHOD    UpdateEnabled(PRBool* aReturn)=0;

  NS_IMETHOD    Install(nsIScriptGlobalObject* globalObject, nsXPITriggerInfo* aInfo, PRBool* aReturn)=0;

  NS_IMETHOD    InstallChrome(nsIScriptGlobalObject* globalObject, PRUint32 aType, nsXPITriggerItem* aItem, PRBool* aReturn)=0;

  NS_IMETHOD    StartSoftwareUpdate(nsIScriptGlobalObject* globalObject, const nsString& aURL, PRInt32 aFlags, PRBool* aReturn)=0;

  NS_IMETHOD    CompareVersion(const nsString& aRegName, PRInt32 aMajor, PRInt32 aMinor, PRInt32 aRelease, PRInt32 aBuild, PRInt32* aReturn)=0;
  NS_IMETHOD    CompareVersion(const nsString& aRegName, const nsString& aVersion, PRInt32* aReturn)=0;
  NS_IMETHOD    CompareVersion(const nsString& aRegName, nsIDOMInstallVersion* aVersion, PRInt32* aReturn)=0;

  NS_IMETHOD    GetVersion(const nsString& component, nsString& version)=0;

};

extern nsresult NS_InitInstallTriggerGlobalClass(nsIScriptContext *aContext, void **aPrototype);

extern "C" NS_DOM nsresult NS_NewScriptInstallTriggerGlobal(nsIScriptContext *aContext, nsISupports *aSupports, nsISupports *aParent, void **aReturn);

#endif // nsIDOMInstallTriggerGlobal_h__