void wxGxTreeViewBase::OnChar(wxKeyEvent& event)
{
if(event.GetModifiers() & wxMOD_ALT)
return;
if(event.GetModifiers() & wxMOD_CONTROL)
return;
if(event.GetModifiers() & wxMOD_SHIFT)
return;
switch(event.GetKeyCode())
{
case WXK_DELETE:
case WXK_NUMPAD_DELETE:
if(m_pDeleteCmd)
m_pDeleteCmd->OnClick();
break;
case WXK_UP:
SelectItem(GetPrevVisible(GetSelection()));
break;
case WXK_DOWN:
SelectItem(GetNextVisible(GetSelection()));
break;
default:
break;
}
}
void CMultiSelTreeCtrl::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
MainFrame()->SetGotUserInput( );
if (nChar == VK_RETURN || nChar == VK_APPS)
return;
if (nChar == VK_TAB && m_CtrlDown) // Ctrl+TAB switches to opposite pane
{
BOOL bShift = m_ShiftDown;
m_CtrlDown= m_ShiftDown= FALSE; // clear these because we may miss the Up
m_PendingKeyedDeselect = FALSE; // in the other pane
MainFrame()->SwitchPanes(DYNAMIC_DOWNCAST(CView, GetParent()), bShift);
return;
}
if( nChar == VK_CONTROL )
m_CtrlDown= TRUE;
else if( nChar == VK_SHIFT )
{
m_ShiftDown= TRUE;
if( m_SelectionSet.GetSize() > 0 )
{
m_AnchorItem= m_LastSelect;
m_PendingKeyedDeselect= TRUE;
}
}
if( m_ShiftDown && m_SelectionSet.GetSize() > 0 )
{
// Try to range select, and scroll the tree only as necessary
// to ensure that the last item selected is visible
switch( nChar )
{
case VK_DOWN:
ExpandSelection( -1 );
break;
case VK_UP:
ExpandSelection( 1 );
break;
case VK_END:
ExpandSelection( - (int) GetCount() );
break;
case VK_HOME:
ExpandSelection( (int) GetCount() );
break;
case VK_PGDN:
ExpandSelection( - (int) GetVisibleCount() +1 );
break;
case VK_PGUP:
ExpandSelection( (int) GetVisibleCount() -1 );
break;
default:
break;
}
}
else if( m_CtrlDown || m_SelectionSet.GetSize() == 0)
{
// Scroll the tree, but do not fool with the selection set
// or move a focus rect around
switch( nChar )
{
case VK_DOWN:
ScrollTree( -1 );
break;
case VK_UP:
ScrollTree( 1 );
break;
case VK_END:
ScrollTree( - (int) GetCount() );
break;
case VK_HOME:
ScrollTree( GetCount() );
break;
case VK_PGDN:
ScrollTree( - (int) GetVisibleCount() +1 );
break;
case VK_PGUP:
ScrollTree( GetVisibleCount() -1 );
break;
default:
break;
}
}
else
{
// Deselect all, reposition at m_LastSelect + offset, reselect the new
// item, and ensure visible
HTREEITEM item= m_LastSelect;
ASSERT( item != NULL );
HTREEITEM newItem;
UnselectAll();
#if 0
HTREEITEM lastItem;
int i, count;
#endif
switch( nChar )
{
case VK_END:
ScrollTree( - (int) GetCount() );
newItem= GetNextItem(TVI_ROOT, TVGN_LASTVISIBLE);
break;
case VK_HOME:
ScrollTree( GetCount() );
newItem= GetNextItem(TVI_ROOT, TVGN_ROOT );
break;
#if 0 // This code was removed to fix job004105 - removing it causes the DepotView to behave like a normal TreeView when page-up and page-down are pressed
case VK_PGDN:
count=GetVisibleCount() - 1;
newItem= GetFirstVisible();
// First, find the last visible item on the screen
for( i=0; i< count; i++)
{
lastItem= newItem;
newItem= GetNextVisible(newItem );
if( newItem == NULL )
{
newItem= lastItem;
break;
}
}
// If current item is the last one on the screen, move down
// a page beyond the end of current page
if( newItem == item )
{
for( i=0; i< count; i++)
{
lastItem= newItem;
newItem= GetNextVisible( newItem );
if( newItem==NULL)
{
newItem= lastItem;
break;
}
}
}
break;
case VK_PGUP:
if( item == GetFirstVisible() )
{
count=GetVisibleCount() - 1;
newItem= GetFirstVisible();
for( i=0; i< count; i++)
{
lastItem= newItem;
newItem= GetPrevVisible( newItem );
if( newItem==NULL)
{
newItem= lastItem;
break;
}
}
}
else
newItem= GetFirstVisible();
break;
#endif
default:
newItem= NULL;
break;
}
// If something went wrong, like hitting top or bottom,
// use our saved copy of m_LastSelect
if( newItem == NULL )
newItem= item;
if(newItem != NULL )
{
SetSelectState( newItem, TRUE );
EnsureVisible( newItem );
// Redraw w/out erase to avoid slow video update
RedrawWindow( NULL, NULL, RDW_UPDATENOW );
}
}
if (!m_CtrlDown && !m_ShiftDown)
CTreeCtrl::OnKeyDown(nChar, nRepCnt, nFlags);
}
/*
Under all platforms there is no reaction when pressing "ENTER".
Expected would be e.g. to open the file in an editor.
*/
void cbTreeCtrl::OnKeyDown(wxKeyEvent& event)
{
// Don't care about special key combinations
if ( !this || (event.GetModifiers()!=wxMOD_NONE) )
{
event.Skip();
return;
}
wxArrayTreeItemIds selections;
// Don't care if no selection has been made
if ( GetSelections(selections)<1 )
{
event.Skip();
return;
}
long keycode = event.GetKeyCode();
wxTreeItemId itemId = selections[0];
// Don't care if item is invalid
if ( !itemId.IsOk() )
{
event.Skip();
return;
}
switch (keycode)
{
case WXK_RETURN:
case WXK_NUMPAD_ENTER:
{
wxTreeEvent te = wxTreeEvent(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, itemId);
wxPostEvent(this, te);
break;
}
#ifndef __WXMSW__
/*
Under wxGTK, there is no navigation possible using cursor keys.
*/
case WXK_UP:
{
wxTreeItemId itemIdPrev = GetPrevVisible(itemId);
if (itemIdPrev.IsOk())
{
SelectItem(itemId, false);
SelectItem(itemIdPrev, true);
}
else
{
wxTreeItemId itemIdParent = GetItemParent(itemId);
if (itemIdParent.IsOk())
{
SelectItem(itemId, false);
SelectItem(itemIdParent, true);
}
}
break;
}
case WXK_DOWN:
{
wxTreeItemId itemIdNext = GetNextVisible(itemId);
if (itemIdNext.IsOk())
{
SelectItem(itemId, false);
SelectItem(itemIdNext, true);
}
break;
}
case WXK_LEFT:
{
if ( ItemHasChildren(itemId) && IsExpanded(itemId) )
Collapse(itemId);
else
{
wxTreeItemId itemIdParent = GetItemParent(itemId);
if (itemIdParent.IsOk())
{
SelectItem(itemId, false);
SelectItem(itemIdParent, true);
}
}
break;
}
case WXK_RIGHT:
{
if ( ItemHasChildren(itemId) && !IsExpanded(itemId) )
Expand(itemId);
else
{
wxTreeItemIdValue cookie;
wxTreeItemId itemIdChild = GetFirstChild(itemId, cookie);
if (itemIdChild.IsOk())
{
SelectItem(itemId, false);
SelectItem(itemIdChild, true);
}
}
break;
}
#endif // !__WXMSW__
default:
event.Skip();
}
}
