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lightning-sunbird  0.9+nobinonly
nsStyleSheetTxns.h
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00037 
00038 #ifndef nsStylesheetTxns_h__
00039 #define nsStylesheetTxns_h__
00040 
00041 #include "EditTxn.h"
00042 #include "nsCOMPtr.h"
00043 #include "nsIEditor.h"
00044 #include "nsICSSStyleSheet.h"
00045 
00046 #define ADD_STYLESHEET_TXN_CID \
00047 {/* d05e2980-2fbe-11d3-9ce4-e8393835307c */ \
00048 0xd05e2980, 0x2fbe, 0x11d3, { 0x9c, 0xe4, 0xe8, 0x39, 0x38, 0x35, 0x30, 0x7c } }
00049 
00050 #define REMOVE_STYLESHEET_TXN_CID \
00051 {/* d05e2981-2fbe-11d3-9ce4-e8393835307c */ \
00052 0xd05e2981, 0x2fbe, 0x11d3, { 0x9c, 0xe4, 0xe8, 0x39, 0x38, 0x35, 0x30, 0x7c } }
00053 
00054 
00055 class AddStyleSheetTxn : public EditTxn
00056 {
00057   friend class TransactionFactory;
00058 
00059 public:
00060 
00061   static const nsIID& GetCID() { static const nsIID iid = ADD_STYLESHEET_TXN_CID; return iid; }
00062 
00063   virtual ~AddStyleSheetTxn();
00064 
00069   NS_IMETHOD Init(nsIEditor         *aEditor,
00070                   nsICSSStyleSheet  *aSheet);
00071 
00072 private:
00073   AddStyleSheetTxn();
00074 
00075 public:
00076 
00077   NS_IMETHOD DoTransaction(void);
00078 
00079   NS_IMETHOD UndoTransaction(void);
00080 
00081   NS_IMETHOD RedoTransaction(void);
00082 
00083   NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge);
00084 
00085   NS_IMETHOD GetTxnDescription(nsAString& aTxnDescription);
00086 
00087 protected:
00088 
00089   nsIEditor*  mEditor;                                                              // the editor that created this transaction
00090   nsCOMPtr<nsICSSStyleSheet>       mSheet;              // the style sheet to add
00091   
00092 };
00093 
00094 
00095 class RemoveStyleSheetTxn : public EditTxn
00096 {
00097   friend class TransactionFactory;
00098 
00099 public:
00100 
00101   static const nsIID& GetCID() { static const nsIID iid = REMOVE_STYLESHEET_TXN_CID; return iid; }
00102 
00103        virtual ~RemoveStyleSheetTxn();
00104        
00109   NS_IMETHOD Init(nsIEditor         *aEditor,
00110                   nsICSSStyleSheet  *aSheet);
00111        
00112 private:
00113   RemoveStyleSheetTxn();
00114 
00115 public:
00116 
00117   NS_IMETHOD DoTransaction(void);
00118 
00119   NS_IMETHOD UndoTransaction(void);
00120 
00121   NS_IMETHOD RedoTransaction(void);
00122 
00123   NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge);
00124 
00125   NS_IMETHOD GetTxnDescription(nsAString& aTxnDescription);
00126 
00127 protected:
00128 
00129   nsIEditor*  mEditor;                                                              // the editor that created this transaction
00130   nsCOMPtr<nsICSSStyleSheet>       mSheet;              // the style sheet to remove
00131   
00132 };
00133 
00134 
00135 #endif /* nsStylesheetTxns_h__ */