本文整理汇总了C++中wxDataViewCtrl类的典型用法代码示例。如果您正苦于以下问题:C++ wxDataViewCtrl类的具体用法?C++ wxDataViewCtrl怎么用?C++ wxDataViewCtrl使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了wxDataViewCtrl类的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: GetNextItem
wxDataViewItem GetNextItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
{
wxDataViewItem nextItem;
if( !aItem.IsOk() )
{
// No selection. Select the first.
wxDataViewItemArray children;
aView.GetModel()->GetChildren( aItem, children );
return children[0];
}
if( aView.IsExpanded( aItem ) )
{
wxDataViewItemArray children;
aView.GetModel()->GetChildren( aItem, children );
nextItem = children[0];
}
else
{
// Walk up levels until we find one that has a next sibling.
for( wxDataViewItem walk = aItem; walk.IsOk(); walk = aView.GetModel()->GetParent( walk ) )
{
nextItem = GetNextSibling( aView, walk );
if( nextItem.IsOk() )
break;
}
}
return nextItem;
}
示例2: GetPrevItem
wxDataViewItem GetPrevItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
{
auto prevItem = GetPrevSibling( aView, aItem );
if( !prevItem.IsOk() )
{
prevItem = aView.GetModel()->GetParent( aItem );
}
else if( aView.IsExpanded( prevItem ) )
{
wxDataViewItemArray children;
aView.GetModel()->GetChildren( prevItem, children );
prevItem = children[children.size() - 1];
}
return prevItem;
}
示例3: GetNextSibling
wxDataViewItem GetNextSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
{
wxDataViewItemArray siblings;
wxDataViewItem invalid;
wxDataViewItem parent = aView.GetModel()->GetParent( aItem );
aView.GetModel()->GetChildren( parent, siblings );
for( size_t i = 0; i < siblings.size(); ++i )
{
if( siblings[i] == aItem )
{
if( i == siblings.size() - 1 )
return invalid;
else
return siblings[i + 1];
}
}
return invalid;
}
示例4: AdjustRowHeights
void wxOSXDataViewModelNotifier::AdjustRowHeights(wxDataViewItemArray const& items)
{
if ((m_DataViewCtrlPtr->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) != 0)
{
size_t const noOfItems = items.GetCount();
wxDataViewModel *model = GetOwner();
for (size_t itemIndex=0; itemIndex<noOfItems; ++itemIndex)
{
int height = 20; // TODO find out standard height
unsigned int num = m_DataViewCtrlPtr->GetColumnCount();
unsigned int col;
for (col = 0; col < num; col++)
{
wxDataViewColumn* column(m_DataViewCtrlPtr->GetColumnPtr(col));
if (!(column->IsHidden()))
{
wxDataViewCustomRenderer *renderer = dynamic_cast<wxDataViewCustomRenderer*>(column->GetRenderer());
if (renderer)
{
wxVariant value;
model->GetValue( value, items[itemIndex], column->GetModelColumn() );
renderer->SetValue( value );
height = wxMax( height, renderer->GetSize().y );
}
}
}
if (height > 20)
m_DataViewCtrlPtr->GetDataViewPeer()->SetRowHeight(items[itemIndex],height);
}
}
}
示例5: AdjustAutosizedColumns
void wxOSXDataViewModelNotifier::AdjustAutosizedColumns()
{
unsigned count = m_DataViewCtrlPtr->GetColumnCount();
for ( unsigned col = 0; col < count; col++ )
{
wxDataViewColumn *column = m_DataViewCtrlPtr->GetColumnPtr(col);
if ( column->GetWidthVariable() == wxCOL_WIDTH_AUTOSIZE )
m_DataViewCtrlPtr->GetDataViewPeer()->FitColumnWidthToContent(col);
}
}
示例6: ItemAdded
bool wxOSXDataViewModelNotifier::ItemAdded(wxDataViewItem const& parent, wxDataViewItem const& item)
{
bool noFailureFlag;
wxCHECK_MSG(item.IsOk(),false,"Added item is invalid.");
noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Add(parent,item);
AdjustRowHeight(item);
return noFailureFlag;
}
示例7: ItemsDeleted
bool wxOSXDataViewModelNotifier::ItemsDeleted(wxDataViewItem const& parent, wxDataViewItemArray const& items)
{
bool noFailureFlag;
// when this method is called and currently an item is being edited this item may have already been deleted in the model (the passed item and the being edited item have
// not to be identical because the being edited item might be below the passed item in the hierarchy);
// to prevent the control trying to ask the model to update an already deleted item the control is informed that currently a deleting process
// has been started and that variables can currently not be updated even when requested by the system:
m_DataViewCtrlPtr->SetDeleting(true);
// delete all specified items:
noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Remove(parent,items);
// enable automatic updating again:
m_DataViewCtrlPtr->SetDeleting(false);
AdjustAutosizedColumns();
// done:
return noFailureFlag;
}
示例8: ValueChanged
bool wxOSXDataViewModelNotifier::ValueChanged(wxDataViewItem const& item, unsigned int col)
{
wxCHECK_MSG(item.IsOk(), false,"Passed item is invalid.");
wxCHECK_MSG(GetOwner() != NULL,false,"Owner not initialized.");
if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(item),item))
{
wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
dataViewEvent.SetColumn(col);
dataViewEvent.SetItem(item);
// send the equivalent wxWidget event:
m_DataViewCtrlPtr->HandleWindowEvent(dataViewEvent);
AdjustAutosizedColumns();
// done
return true;
}
else
return false;
}
示例9: ItemsAdded
bool wxOSXDataViewModelNotifier::ItemsAdded(wxDataViewItem const& parent, wxDataViewItemArray const& items)
{
bool noFailureFlag;
// insert all valid items into control:
noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Add(parent,items);
// adjust row heights:
AdjustRowHeights(items);
// done:
return noFailureFlag;
}
示例10: ItemChanged
bool wxOSXDataViewModelNotifier::ItemChanged(wxDataViewItem const& item)
{
wxCHECK_MSG(item.IsOk(), false,"Changed item is invalid.");
wxCHECK_MSG(GetOwner() != NULL,false,"Owner not initialized.");
if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(item),item))
{
// sent the equivalent wxWidget event:
wxDataViewEvent dataViewEvent(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
dataViewEvent.SetItem(item);
// sent the equivalent wxWidget event:
m_DataViewCtrlPtr->HandleWindowEvent(dataViewEvent);
// row height may have to be adjusted:
AdjustRowHeight(item);
AdjustAutosizedColumns();
// done
return true;
}
else
return false;
}
示例11: ItemsChanged
bool wxOSXDataViewModelNotifier::ItemsChanged(wxDataViewItemArray const& items)
{
size_t const noOfItems = items.GetCount();
wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
for (size_t indexItem=0; indexItem<noOfItems; ++indexItem)
if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(items[indexItem]),items[indexItem]))
{
// send for all changed items a wxWidget event:
dataViewEvent.SetItem(items[indexItem]);
m_DataViewCtrlPtr->HandleWindowEvent(dataViewEvent);
}
else
return false;
// if this location is reached all items have been updated:
AdjustRowHeights(items);
AdjustAutosizedColumns();
// done:
return true;
}
示例12: Resort
void wxOSXDataViewModelNotifier::Resort()
{
m_DataViewCtrlPtr->GetDataViewPeer()->Resort();
}
示例13: Cleared
bool wxOSXDataViewModelNotifier::Cleared()
{
return m_DataViewCtrlPtr->GetDataViewPeer()->Reload();
}