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Test in GetFirstChild() if item is known to control

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@47460 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2007-07-14 15:47:01 +00:00
parent 1e08ad102a
commit befa9b614f
1 changed files with 15 additions and 5 deletions
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20
samples/dataview/dataview.cpp
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@@ -138,6 +138,7 @@ public:
"Ninth symphony", "Ludwig van Beethoven", "1824" ) ); "Ninth symphony", "Ludwig van Beethoven", "1824" ) );
m_classical->Append( new MyMusicModelNode( m_classical, GetNewId(), m_classical->Append( new MyMusicModelNode( m_classical, GetNewId(),
"German Requiem", "Johannes Brahms", "1868" ) ); "German Requiem", "Johannes Brahms", "1868" ) );
m_classicalMusicIsKnownToControl = false;
} }
void AddToClassical( const wxString &title, const wxString &artist, const wxString &year ) void AddToClassical( const wxString &title, const wxString &artist, const wxString &year )
@@ -147,11 +148,13 @@ public:
new MyMusicModelNode( m_classical, GetNewId(), title, artist, year ); new MyMusicModelNode( m_classical, GetNewId(), title, artist, year );
m_classical->Append( child_node ); m_classical->Append( child_node );
// notify control if (m_classicalMusicIsKnownToControl)
wxDataViewItem child( child_node->GetID() ); {
wxDataViewItem parent( m_classical->GetID() ); // notify control
wxPrintf( "parent id %d\n", m_classical->GetID() ); wxDataViewItem child( child_node->GetID() );
ItemAdded( parent, child ); wxDataViewItem parent( m_classical->GetID() );
ItemAdded( parent, child );
}
} }
virtual unsigned int GetColumnCount() const virtual unsigned int GetColumnCount() const
@@ -208,6 +211,12 @@ public:
if (node->GetChildCount() == 0) if (node->GetChildCount() == 0)
return wxDataViewItem( 0 ); return wxDataViewItem( 0 );
if (node == m_classical)
{
MyMusicModel *model = (MyMusicModel*)(const MyMusicModel*) this;
model->m_classicalMusicIsKnownToControl = true;
}
MyMusicModelNode *first_child = node->GetChildren().Item( 0 ); MyMusicModelNode *first_child = node->GetChildren().Item( 0 );
return wxDataViewItem( first_child->GetID() ); return wxDataViewItem( first_child->GetID() );
@@ -265,6 +274,7 @@ private:
MyMusicModelNode* m_root; MyMusicModelNode* m_root;
MyMusicModelNode* m_pop; MyMusicModelNode* m_pop;
MyMusicModelNode* m_classical; MyMusicModelNode* m_classical;
bool m_classicalMusicIsKnownToControl;
wxUint32 m_idCounter; wxUint32 m_idCounter;
}; };