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Fixed various NULL reference issues. Also cleaned up wxPGComboBox code overall a bit.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56782 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Jaakko Salli
2008-11-15 10:34:36 +00:00
parent 77db639d44
commit e9cc4973ff
4 changed files with 32 additions and 18 deletions
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8
include/wx/propgrid/propgrid.h
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@@ -27,6 +27,7 @@
extern WXDLLIMPEXP_DATA_PROPGRID(const char) wxPropertyGridNameStr[];
#endif
class wxPGComboBox;
// -----------------------------------------------------------------------
// Global variables
@@ -1219,8 +1220,11 @@ public:
void IncFrozen() { m_frozen++; }
void DecFrozen() { m_frozen--; }
void OnComboItemPaint( wxPGCustomComboControl* pCb,int item,wxDC& dc,
wxRect& rect,int flags );
void OnComboItemPaint( const wxPGComboBox* pCb,
int item,
wxDC* pDc,
wxRect& rect,
int flags );
/** Standardized double-to-string conversion.
*/

1
include/wx/propgrid/propgriddefs.h
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@@ -266,7 +266,6 @@ class wxPropertyGrid;
class wxPropertyGridEvent;
class wxPropertyGridManager;
class wxPGOwnerDrawnComboBox;
class wxPGCustomComboControl;
class wxPGEditorDialogAdapter;
class wxPGValidationInfo;

5
include/wx/propgrid/propgridiface.h
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@@ -363,7 +363,10 @@ public:
*/
const wxPGAttributeStorage& GetPropertyAttributes( wxPGPropArg id ) const
{
wxPG_PROP_ARG_CALL_PROLOG_RETVAL(*((const wxPGAttributeStorage*)NULL));
// If 'id' refers to invalid property, then we will return dummy
// attributes (ie. root property's attributes, which contents should
// should always be empty and of no consequence).
wxPG_PROP_ARG_CALL_PROLOG_RETVAL(m_pState->DoGetRoot()->GetAttributes());
return p->GetAttributes();
}

36
src/propgrid/editors.cpp
View File

@@ -528,31 +528,37 @@ public:
name ) )
return false;
m_dclickProcessor = new wxPGDoubleClickProcessor(this, GetGrid()->GetSelection() );
m_dclickProcessor = new
wxPGDoubleClickProcessor( this, GetGrid()->GetSelection() );
PushEventHandler(m_dclickProcessor);
return true;
}
virtual void OnDrawItem( wxDC& dc, const wxRect& rect, int item, int flags ) const
virtual void OnDrawItem( wxDC& dc,
const wxRect& rect,
int item,
int flags ) const
{
wxPropertyGrid* pg = GetGrid();
pg->OnComboItemPaint((wxPGCustomComboControl*)this,item,dc,(wxRect&)rect,flags);
pg->OnComboItemPaint( this, item, &dc, (wxRect&)rect, flags );
}
virtual wxCoord OnMeasureItem( size_t item ) const
{
wxPropertyGrid* pg = GetGrid();
wxRect rect;
rect.x = -1;
rect.width = 0;
pg->OnComboItemPaint((wxPGCustomComboControl*)this,item,*((wxDC*)NULL),rect,0);
pg->OnComboItemPaint( this, item, NULL, rect, 0 );
return rect.height;
}
wxPropertyGrid* GetGrid() const
{
wxPropertyGrid* pg = wxDynamicCast(GetParent()->GetParent(),wxPropertyGrid);
wxPropertyGrid* pg = wxDynamicCast(GetParent()->GetParent(),
wxPropertyGrid);
wxASSERT(pg);
return pg;
}
@@ -563,15 +569,17 @@ public:
wxRect rect;
rect.x = -1;
rect.width = -1;
pg->OnComboItemPaint((wxPGCustomComboControl*)this,item,*((wxDC*)NULL),rect,0);
pg->OnComboItemPaint( this, item, NULL, rect, 0 );
return rect.width;
}
virtual void PositionTextCtrl( int WXUNUSED(textCtrlXAdjust), int WXUNUSED(textCtrlYAdjust) )
virtual void PositionTextCtrl( int WXUNUSED(textCtrlXAdjust),
int WXUNUSED(textCtrlYAdjust) )
{
wxPropertyGrid* pg = GetGrid();
wxOwnerDrawnComboBox::PositionTextCtrl(
wxPG_TEXTCTRLXADJUST - (wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1) - 1,
wxPG_TEXTCTRLXADJUST -
(wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1) - 1,
pg->GetSpacingY() + 2
);
}
@@ -582,14 +590,12 @@ private:
};
void wxPropertyGrid::OnComboItemPaint( wxPGCustomComboControl* pCc,
void wxPropertyGrid::OnComboItemPaint( const wxPGComboBox* pCb,
int item,
wxDC& dc,
wxDC* pDc,
wxRect& rect,
int flags )
{
wxPGComboBox* pCb = (wxPGComboBox*)pCc;
// Sanity check
wxASSERT( IsKindOf(CLASSINFO(wxPropertyGrid)) );
@@ -669,13 +675,14 @@ void wxPropertyGrid::OnComboItemPaint( wxPGCustomComboControl* pCc,
if ( (flags & wxODCB_PAINTING_CONTROL) )
paintdata.m_choiceItem = -1;
if ( &dc )
dc.SetBrush(*wxWHITE_BRUSH);
if ( pDc )
pDc->SetBrush(*wxWHITE_BRUSH);
if ( rect.x >= 0 )
{
//
// DrawItem call
wxDC& dc = *pDc;
wxPoint pt(rect.x + wxPG_CONTROL_MARGIN - wxPG_CHOICEXADJUST - 1,
rect.y + 1);
@@ -760,6 +767,7 @@ void wxPropertyGrid::OnComboItemPaint( wxPGCustomComboControl* pCc,
{
//
// MeasureItem call
wxDC& dc = *pDc;
p->OnCustomPaint( dc, rect, paintdata );
rect.height = paintdata.m_drawnHeight + 2;