Re: [chlor-develop] Re: [Chlor-commits] SF.net SVN: chlor: [360] trunk/src

[<chl...@li...>]

Hi,

if I remember correctly, the responder-chain looks like this: View ->  
Controller -> Tool. Thus, mouseDragged: of ChlorMainView gets called  
and passes the event on via the call of its super-method.

Regards,
	Florian

> Hi Flo,
>
> sorry, i justed quickly browsed your changes and did not spot the  
> activate/deactivate stuff. It seemed to me that the relevant stuff  
> was only implemented in the ChlorMainView. Don't drink and code.
>
> Hm... we handle mouseDragged: in CGrabHandTool somehow that  
> ChlorMainView's isn't called at all?
>
> Bye,
> Lenny
>
>> Hi,
>>
>> I would very much like to do so, but unfortunately don't get what  
>> you're heading for. NSView does not provide any means to switch  
>> autoscrolling on and off, therefore I added this functionality to  
>> ChlorMainView. GrabHandTool switches then between autoscrolling  
>> and non-autoscrolling in the activate: and deactivate: methods.  
>> What else should be moved into these methods?
>>
>> Thanks for your patience,
>> 	Flo
>>
>> Am 09.04.2006 um 19:26 schrieb chlor-develop- 
>> ad...@li...:
>>
>>> Hi Flo,
>>>
>>> could you please modify your change? This solution is  
>>> unecessarily ugly. Please move this code to activate: and  
>>> deactiveate: in CGrabHandTool like it proposed it.
>>>
>>> Thanks for your effort,
>>> Lenny
>>>
>>> Am 09.04.2006 um 12:32 schrieb chlor-commits- 
>>> ad...@li...:
>>>
>>>> Revision: 360
>>>> Author:   floi
>>>> Date:     2006-04-09 03:31:54 -0700 (Sun, 09 Apr 2006)
>>>> ViewCVS:  http://svn.sourceforge.net/chlor/?rev=360&view=rev
>>>>
>>>> Log Message:
>>>> -----------
>>>> Made autoscrolling mode dependent in ChlorMainView.
>>>> This facility is now used by GrabHandTool to switch it off  
>>>> during its operation.
>>>>
>>>> Modified Paths:
>>>> --------------
>>>>     trunk/src/ChlorMainView.h
>>>>     trunk/src/ChlorMainView.m
>>>>     trunk/src/tools/CGrabHandTool.m
>>>>     trunk/src/tools/CTool.h
>>>> Modified: trunk/src/ChlorMainView.h
>>>> ===================================================================
>>>> --- trunk/src/ChlorMainView.h	2006-04-08 15:46:13 UTC (rev 359)
>>>> +++ trunk/src/ChlorMainView.h	2006-04-09 10:31:54 UTC (rev 360)
>>>> @@ -38,10 +38,16 @@
>>>>  	 * The selection renderer.
>>>>  	 */
>>>>  	CSelectionRenderer* m_selectionRenderer;
>>>> +	
>>>> +	/**
>>>> +	 * The autoscoll mode.
>>>> +	 */
>>>> +	BOOL shouldAutoscroll;
>>>>  }
>>>>
>>>>  //- (NSSize) contentSize;
>>>>  - (void) setMainViewController: (ChlorMainController*)  
>>>> theController;
>>>>  - (ChlorMainController*) mainController;
>>>> +- (void) setAutoscrollMode: (BOOL) mode;
>>>>
>>>>  @end
>>>>
>>>> Modified: trunk/src/ChlorMainView.m
>>>> ===================================================================
>>>> --- trunk/src/ChlorMainView.m	2006-04-08 15:46:13 UTC (rev 359)
>>>> +++ trunk/src/ChlorMainView.m	2006-04-09 10:31:54 UTC (rev 360)
>>>> @@ -34,6 +34,7 @@
>>>>  	{
>>>>  		m_renderer = [[CRenderer alloc] init];
>>>>  		m_selectionRenderer = [[CSelectionRenderer alloc] init];
>>>> +		[self setAutoscrollMode: YES];
>>>>  	}
>>>>
>>>>  	return self;
>>>> @@ -92,11 +93,20 @@
>>>>  	return YES;
>>>>  }
>>>>
>>>> +- (void) setAutoscrollMode: (BOOL) mode
>>>> +{
>>>> +	// Sets the autoscroll mode.
>>>> +	shouldAutoscroll = mode;
>>>> +}
>>>> +
>>>> +
>>>>  - (void) mouseDragged: (NSEvent*) theEvent
>>>>  {
>>>>  	// Scroll the view accordingly if the mouse is dragged
>>>>  	// outside the visible area.
>>>> -	[self autoscroll: theEvent];
>>>> +	if( shouldAutoscroll ) {
>>>> +		[self autoscroll: theEvent];
>>>> +	}
>>>>
>>>>  	[super mouseDragged: theEvent];
>>>>  }
>>>>
>>>> Modified: trunk/src/tools/CGrabHandTool.m
>>>> ===================================================================
>>>> --- trunk/src/tools/CGrabHandTool.m	2006-04-08 15:46:13 UTC (rev  
>>>> 359)
>>>> +++ trunk/src/tools/CGrabHandTool.m	2006-04-09 10:31:54 UTC (rev  
>>>> 360)
>>>> @@ -58,4 +58,18 @@
>>>>  	[[m_view superview] scrollPoint: newPosition];
>>>>  }
>>>>
>>>> +- (void) activate
>>>> +{
>>>> +	// Autoscrolling interfers with our scrolling activities - we  
>>>> switch it
>>>> +	// therefore off.
>>>> +	[m_view setAutoscrollMode: NO];
>>>> +}
>>>> +
>>>> +- (void) deactivate
>>>> +{
>>>> +	// We're done, so we can switch autoscrolling back on again.
>>>> +	[m_view setAutoscrollMode: YES];
>>>> +}
>>>> +
>>>> +
>>>>  @end
>>>>
>>>> Modified: trunk/src/tools/CTool.h
>>>> ===================================================================
>>>> --- trunk/src/tools/CTool.h	2006-04-08 15:46:13 UTC (rev 359)
>>>> +++ trunk/src/tools/CTool.h	2006-04-09 10:31:54 UTC (rev 360)
>>>> @@ -18,8 +18,9 @@
>>>>   */
>>>>
>>>>  #import <Cocoa/Cocoa.h>
>>>> +
>>>> +#import "ChlorMainView.h"
>>>>  @class ChlorDocument;
>>>> -@class ChlorMainView;
>>>>
>>>>  @interface CTool : NSResponder
>>>>  {
>>>>
>>>>
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