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1. Faster DoGetBestSize for single-cell controls.

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2. Properly handle exceptions so controls which aren't NSControl don't crash.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26687 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
David Elliott 2004-04-10 03:18:05 +00:00
parent 79e1f224d1
commit 058d7af6e9
1 changed files with 38 additions and 6 deletions
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44
src/cocoa/control.mm
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@ -19,6 +19,10 @@
#include "wx/cocoa/autorelease.h"
#import <AppKit/NSControl.h>
#import <AppKit/NSCell.h>
#import <Foundation/NSException.h>
#include <math.h>
@interface wxNonControlNSControl : NSControl
{
@ -72,14 +76,42 @@ wxControl::~wxControl()
wxSize wxControl::DoGetBestSize() const
{
wxAutoNSAutoreleasePool pool;
wxASSERT(m_cocoaNSView);
wxASSERT(GetNSControl());
/* We can ask single-celled controls for their cell and get its size */
NSCell *cell = nil;
NS_DURING
cell = [GetNSControl() cell];
NS_HANDLER
// TODO: if anything other than method not implemented, re-raise
NS_ENDHANDLER
if(cell)
{
NSSize cellSize = [cell cellSize];
wxSize size((int)ceilf(cellSize.width),(int)ceilf(cellSize.height));
wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxControl=%p::DoGetBestSize()==(%d,%d) from NSCell"),this,size.x,size.y);
return size;
}
/* multi-celled control? size to fit, get the size, then set it back */
NSRect storedRect = [m_cocoaNSView frame];
bool didFit = false;
NS_DURING
[GetNSControl() sizeToFit];
NSRect cocoaRect = [m_cocoaNSView frame];
wxSize size((int)cocoaRect.size.width+10,(int)cocoaRect.size.height);
[m_cocoaNSView setFrame: storedRect];
wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxControl=%p::DoGetBestSize()==(%d,%d)"),this,size.x,size.y);
return size;
didFit = true;
NS_HANDLER
// TODO: if anything other than method not implemented, re-raise
NS_ENDHANDLER
if(didFit)
{
NSRect cocoaRect = [m_cocoaNSView frame];
wxSize size((int)ceilf(cocoaRect.size.width),(int)ceilf(cocoaRect.size.height));
[m_cocoaNSView setFrame: storedRect];
wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxControl=%p::DoGetBestSize()==(%d,%d) from sizeToFit"),this,size.x,size.y);
return size;
}
// Cocoa can't tell us the size, probably not an NSControl.
wxLogDebug(wxT("Class %s (or superclass still below wxControl) should implement DoGetBestSize()"),GetClassInfo()->GetClassName());
return wxControlBase::DoGetBestSize();
}
bool wxControl::ProcessCommand(wxCommandEvent& event)