Detecting focus lost & gained events in Qt for Symbian - Revision history

Hamishwillee: Text replace - "`" to ""`


2012-10-11T01:16:43Z
Text replace - "<code cpp>" to "<code cpp-qt>"

			
			
			
			
		
		← Older revision
		Revision as of 01:16, 11 October 2012
		
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  Define an application class that inherits {{Icode|QApplication}} and reimplement {{Icode|symbianEventFilter()}}:   Define an application class that inherits {{Icode|QApplication}} and reimplement {{Icode|symbianEventFilter()}}:
    
− <code cpp> + <code cpp-qt>
     #include <QDebug>      #include <QDebug>



Hamishwillee: Text replace - "Category:S60 5th Edition (initial release)" to "Category:S60 5th Edition"
2012-08-01T04:39:58Z
Text replace - "Category:S60 5th Edition (initial release)" to "Category:S60 5th Edition"

			
			
			
			
		
		← Older revision
		Revision as of 04:39, 1 August 2012
		
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− [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition FP2]][[Category:S60 5th Edition (initial release)]][[Category:Symbian C++]] + [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition FP2]][[Category:S60 5th Edition]][[Category:Symbian C++]]
  {{ArticleMetaData <!-- v1.2 -->   {{ArticleMetaData <!-- v1.2 -->
  |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->   |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->



Hamishwillee: moved TSQ001585 - Detecting focus lost & gained events in Qt for Symbian to Detecting focus lost & gained events in Qt for Symbian
2012-06-13T05:29:26Z
moved TSQ001585 - Detecting focus lost & gained events in Qt for Symbian to Detecting focus lost & gained events in Qt for Symbian

		
		← Older revision
		Revision as of 05:29, 13 June 2012
		


Hamishwillee: Hamishwillee - Bot update - Merge KB into wiki
2012-06-13T05:29:21Z
Hamishwillee - Bot update - Merge KB into wiki

			
			
			
			
		
		← Older revision
		Revision as of 05:29, 13 June 2012
		
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− [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:Technical Solution]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition FP2]][[Category:S60 5th Edition]][[Category:Symbian C++]] + [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition FP2]][[Category:S60 5th Edition (initial release)]][[Category:Symbian C++]]
− __NOTOC__ + {{ArticleMetaData <!-- v1.2 -->
− __NOEDITSECTION__ + 
− {{KBTS}} + 
− {{ArticleMetaData + 
− |id=TSQ001585 + 
− |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2 + 
− |devices=Symbian + 
− |creationdate=26 April, 2010 + 
− |keywords=symbianEventFilter, focus + 
  |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->   |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->
  |installfile= <!-- Link to installation file (e.g. [[Media:The Installation File.sis]]) -->   |installfile= <!-- Link to installation file (e.g. [[Media:The Installation File.sis]]) -->
− |sdk=<!-- SDK(s) built and tested against (e.g. [http://linktosdkdownload/ Nokia Qt SDK 1.1]) --> + |devices= Symbian
− |devicecompatability=<!-- Compatible devices (e.g.: All* (must have GPS) ) --> + |sdk= <!-- SDK(s) built and tested against (e.g. [http://linktosdkdownload/ Nokia Qt SDK 1.1]) -->
− |signing=<!-- Empty or one of Self-Signed, DevCert, Manufacturer --> + |platform= S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2
− |capabilities=<!-- Capabilities required (e.g. Location, NetworkServices.) --> + |devicecompatability= <!-- Compatible devices (e.g.: All* (must have GPS) ) -->
− |author=[[User:Kbwiki]] + |dependencies= <!-- Any other/external dependencies e.g.: Google Maps Api v1.0 -->
  + |signing= <!-- Empty or one of Self-Signed, DevCert, Manufacturer -->
  + |capabilities= <!-- Capabilities required by the article/code example (e.g. Location, NetworkServices. -->
  + |keywords= symbianEventFilter, focus
  + |language= <!-- Language category code for non-English topics - e.g. Lang-Chinese -->
  + |translated-by= <!-- [[User:XXXX]] -->
  + |translated-from-title= <!-- Title only -->
  + |translated-from-id= <!-- Id of translated revision -->
  + |review-by= <!-- After re-review: [[User:username]] -->
  + |review-timestamp= <!-- After re-review: YYYYMMDD -->
  + |update-by= <!-- After significant update: [[User:username]]-->
  + |update-timestamp= <!-- After significant update: YYYYMMDD -->
  + |creationdate= 26 April, 2010
  + |author= [[User:Kbwiki]]
  + <!-- The following are not in current metadata -->
  + |id= TSQ001585
  }}   }}
    



Hamishwillee: Removed protection from "TSQ001585 - Detecting focus lost & gained events in Qt for Symbian"
2012-06-13T05:29:05Z
Removed protection from "TSQ001585 - Detecting focus lost & gained events in Qt for Symbian"

		
		← Older revision
		Revision as of 05:29, 13 June 2012
		


Hamishwillee: Text replace - "Category:S60 3rd Edition, Feature Pack 2" to "Category:S60 3rd Edition FP2"
2012-05-09T05:05:31Z
Text replace - "Category:S60 3rd Edition, Feature Pack 2" to "Category:S60 3rd Edition FP2"

			
			
			
			
		
		← Older revision
		Revision as of 05:05, 9 May 2012
		
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− [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:Technical Solution]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]][[Category:Symbian C++]] + [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:Technical Solution]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition FP2]][[Category:S60 5th Edition]][[Category:Symbian C++]]
  __NOTOC__   __NOTOC__
  __NOEDITSECTION__   __NOEDITSECTION__



Hamishwillee: Text replace - "Category:S60 3rd Edition, Feature Pack 1" to "Category:S60 3rd Edition FP1"
2012-05-09T05:03:39Z
Text replace - "Category:S60 3rd Edition, Feature Pack 1" to "Category:S60 3rd Edition FP1"

			
			
			
			
		
		← Older revision
		Revision as of 05:03, 9 May 2012
		
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− [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:Technical Solution]][[Category:S60 3rd Edition, Feature Pack 1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]][[Category:Symbian C++]] + [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:Technical Solution]][[Category:S60 3rd Edition FP1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]][[Category:Symbian C++]]
  __NOTOC__   __NOTOC__
  __NOEDITSECTION__   __NOEDITSECTION__



Hamishwillee: Hamishwillee - Fix categories
2012-02-16T04:15:30Z
Hamishwillee - Fix categories

			
			
			
			
		
		← Older revision
		Revision as of 04:15, 16 February 2012
		
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− [[Category:Qt]][[Category:Symbian]][[Category:UI]] + [[Category:Qt]][[Category:Symbian]][[Category:UI]][[Category:Technical Solution]][[Category:S60 3rd Edition, Feature Pack 1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]][[Category:Symbian C++]]
  __NOTOC__   __NOTOC__
  __NOEDITSECTION__   __NOEDITSECTION__
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  |id=TSQ001585   |id=TSQ001585
  |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2   |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2
− |devices=S60 + |devices=Symbian
− |category=Qt + 
− |subcategory=UI + 
  |creationdate=26 April, 2010   |creationdate=26 April, 2010
  |keywords=symbianEventFilter, focus   |keywords=symbianEventFilter, focus
−  
  |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->   |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->
  |installfile= <!-- Link to installation file (e.g. [[Media:The Installation File.sis]]) -->   |installfile= <!-- Link to installation file (e.g. [[Media:The Installation File.sis]]) -->
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  ==Overview==   ==Overview==
    
− {{Abstract|visible=true|This article explains how to detect focus change events in Qt applications on Symbian.}} + {{Abstract|This article explains how to detect focus change events in Qt applications on Symbian.}}
    
  ==Description==   ==Description==
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     };      };
  </code>   </code>
− [[Category:Technical Solution]][[Category:S60 3rd Edition, Feature Pack 1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]]  



Hamishwillee: Hamishwillee - Bot change of template (Template:KnowledgeBase) - now using Template:ArticleMetaData
2011-06-24T11:57:05Z
Hamishwillee - Bot change of template (Template:KnowledgeBase) - now using Template:ArticleMetaData

			
			
			
			
		
		← Older revision
		Revision as of 11:57, 24 June 2011
		
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  __NOEDITSECTION__   __NOEDITSECTION__
  {{KBTS}}   {{KBTS}}
− {{KnowledgeBase + {{ArticleMetaData
  |id=TSQ001585   |id=TSQ001585
  |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2   |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2
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  |creationdate=26 April, 2010   |creationdate=26 April, 2010
  |keywords=symbianEventFilter, focus   |keywords=symbianEventFilter, focus
  + 
  + |sourcecode= <!-- Link to example source code (e.g. [[Media:The Code Example ZIP.zip]]) -->
  + |installfile= <!-- Link to installation file (e.g. [[Media:The Installation File.sis]]) -->
  + |sdk=<!-- SDK(s) built and tested against (e.g. [http://linktosdkdownload/ Nokia Qt SDK 1.1]) -->
  + |devicecompatability=<!-- Compatible devices (e.g.: All* (must have GPS) ) -->
  + |signing=<!-- Empty or one of Self-Signed, DevCert, Manufacturer -->
  + |capabilities=<!-- Capabilities required (e.g. Location, NetworkServices.) -->
  + |author=[[User:Kbwiki]]
  }}   }}
    



Hamishwillee: remove Qt for Symbian category - now done with Qt and Symbian category intersection
2011-04-15T05:00:16Z
remove Qt for Symbian category - now done with Qt and Symbian category intersection

			
			
			
			
		
		← Older revision
		Revision as of 05:00, 15 April 2011
		
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  + [[Category:Qt]][[Category:Symbian]][[Category:UI]]
  __NOTOC__   __NOTOC__
  __NOEDITSECTION__   __NOEDITSECTION__
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  {{KnowledgeBase   {{KnowledgeBase
  |id=TSQ001585   |id=TSQ001585
− |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition + |platform=S60 3rd Edition, FP1<br>S60 3rd Edition, FP2<br>S60 5th Edition<br>Qt 4.6.2
  |devices=S60   |devices=S60
− |category=Qt for Symbian (4.6.2) + |category=Qt
  |subcategory=UI   |subcategory=UI
  |creationdate=26 April, 2010   |creationdate=26 April, 2010
− |keywords=symbianEventFilter + |keywords=symbianEventFilter, focus
  }}   }}
    
− ==Description== + ==Overview==
    
− In Qt for Symbian, detecting foreground application changes, ie. focus lost & gained events, requires reimplementing the <tt>QApplication::symbianEventFilter()</tt> function. + {{Abstract|visible=true|This article explains how to detect focus change events in Qt applications on Symbian.}}
  +  
  + ==Description==
    
− This is required because <tt>focusInEvent()</tt>, <tt>focusOutEvent()</tt>, or <tt>hideEvent()</tt> from the <tt>QWidget</tt> class are not called on the Symbian platform when the foreground application changes. + Qt applications need to reimplement {{Icode|QApplication::symbianEventFilter()}} in order to get notification of foreground application changes, ie. focus lost & gained events. This is needed because {{Icode|focusInEvent()}}, {{Icode|focusOutEvent()}}, or {{Icode|hideEvent()}} from the {{Icode|QWidget}} class are not called on the Symbian platform when the foreground application changes.
    
  ==Solution==   ==Solution==
    
− Define an application class that inherits <tt>QApplication</tt> and reimplement <tt>symbianEventFilter()</tt>: + Define an application class that inherits {{Icode|QApplication}} and reimplement {{Icode|symbianEventFilter()}}:
    
  <code cpp>   <code cpp>
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     };      };
  </code>   </code>
− [[Category:Qt for Symbian]][[Category:Qt]][[Category:Technical Solution]][[Category:S60 3rd Edition, Feature Pack 1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]][[Category:UI]] + [[Category:Technical Solution]][[Category:S60 3rd Edition, Feature Pack 1]][[Category:S60 3rd Edition, Feature Pack 2]][[Category:S60 5th Edition]]

Detecting focus lost & gained events in Qt for Symbian - Revision history

Hamishwillee: Text replace - "" to ""

Hamishwillee: Text replace - "Category:S60 5th Edition (initial release)" to "Category:S60 5th Edition"

Hamishwillee: moved TSQ001585 - Detecting focus lost & gained events in Qt for Symbian to Detecting focus lost & gained events in Qt for Symbian

Hamishwillee: Hamishwillee - Bot update - Merge KB into wiki

Hamishwillee: Removed protection from "TSQ001585 - Detecting focus lost & gained events in Qt for Symbian"

Hamishwillee: Text replace - "Category:S60 3rd Edition, Feature Pack 2" to "Category:S60 3rd Edition FP2"

Hamishwillee: Text replace - "Category:S60 3rd Edition, Feature Pack 1" to "Category:S60 3rd Edition FP1"

Hamishwillee: Hamishwillee - Fix categories

Hamishwillee: Hamishwillee - Bot change of template (Template:KnowledgeBase) - now using Template:ArticleMetaData

Hamishwillee: remove Qt for Symbian category - now done with Qt and Symbian category intersection

Hamishwillee: Text replace - "`" to ""`