Difference between revisions of "WEL Hook"
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[[Category:WEL]]
 
[[Category:WEL]]
  
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==There 3 different kinds of hooks now. Which one is better?==
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==There are 3 different kinds of hooks now. Which one is better?==
  
  
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     Problems:
 
     Problems:
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     1. Not work when pointer button pressed and pointer move outside the same process.
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     1. Does not work with pointer button pressed and when pointer moves outside the same process.
−
     2. Cursor will changed outside the same process.
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     2. Cursor will be changed outside the same process.
  
 
* 2.Wel hook with low level mouse hook (WH_MOUSE_LL) and normal hook (WH_MOUSE).
 
* 2.Wel hook with low level mouse hook (WH_MOUSE_LL) and normal hook (WH_MOUSE).
  
 
     Problems:
 
     Problems:
−
     1. Cursor will changed outside the same process.
+
     1. Cursor will be changed outside the same process.
−
     2. Low level mouse hook not work on Windows 98.
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     2. Low level mouse hook does not work on Windows 98.
  
 
* 3.Wel hook with journal record hook (WH_JOURNALRECORD) and normal hook (WH_MOUSE).
 
* 3.Wel hook with journal record hook (WH_JOURNALRECORD) and normal hook (WH_MOUSE).
  
 
     Problems:
 
     Problems:
−
     1. Cursor will changing between our application's cursor and other process cursor.
+
     1. Cursor will change between our application's cursor and another processes cursor.
−
     2. Low level mouse hook not work on Windows 98.
+
     2. Low level mouse hooks do not work on Windows 98.
  
 
* 4.Wel hook (heavy capture) and Windows setCapture (normal capture) working at the same time.
 
* 4.Wel hook (heavy capture) and Windows setCapture (normal capture) working at the same time.
  
 
     Problems:
 
     Problems:
−
     1. Not work when pointer button pressed and pointer move outside the same process EXCEPT the first time.
+
     1. Does not work when pointer button pressed and pointer move outside the same process EXCEPT the first time.
 
     Advantage:
 
     Advantage:
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     1. Actually most cases user only care about first time when pointer button pressed.
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     1. Actually, in most cases users only care about the first time when pointer button pressed.
  
 
* Final words:
 
* Final words:
 
      
 
      
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     If I can find a way to stop Windows change mousr cursor, I think "2" it's perfect. (But it still not support Windows98)
+
     If I can find a way to stop Windows from changing mousr cursor, I think "2" is perfect. (But is still not supported by Windows98)

Revision as of 11:08, 7 April 2006


There are 3 different kinds of hooks now. Which one is better?

  • 1.Old one in svn. Use WM_MOUSE.
   Problems:
   1. Does not work with pointer button pressed and when pointer moves outside the same process.
   2. Cursor will be changed outside the same process.
  • 2.Wel hook with low level mouse hook (WH_MOUSE_LL) and normal hook (WH_MOUSE).
   Problems:
   1. Cursor will be changed outside the same process.
   2. Low level mouse hook does not work on Windows 98.
  • 3.Wel hook with journal record hook (WH_JOURNALRECORD) and normal hook (WH_MOUSE).
   Problems:
   1. Cursor will change between our application's cursor and another processes cursor.
   2. Low level mouse hooks do not work on Windows 98.
  • 4.Wel hook (heavy capture) and Windows setCapture (normal capture) working at the same time.
   Problems:
   1. Does not work when pointer button pressed and pointer move outside the same process EXCEPT the first time.
   Advantage:
   1. Actually, in most cases users only care about the first time when pointer button pressed.
  • Final words:
   If I can find a way to stop Windows from changing mousr cursor, I think "2" is perfect. (But is still not supported by Windows98)
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