void OnPaint(wxPaintEvent& event)
{
wxPaintDC dc(this);
wxTreeCtrl::OnPaint(event);
// Reset the device origin since it may have been set
dc.SetDeviceOrigin(0, 0);
wxPen pen(wxColour(_T("BLACK")), 1, wxSOLID);
dc.SetPen(pen);
dc.SetBrush(* wxTRANSPARENT_BRUSH);
wxSize clientSize = GetClientSize();
wxRect itemRect;
int cy=0;
wxTreeItemId h, lastH;
for(h=GetFirstVisibleItem();h;h=GetNextVisible(h))
{
if (h.IsOk() && GetBoundingRect(h, itemRect))
{
cy = itemRect.GetTop();
dc.DrawLine(0, cy, clientSize.x, cy);
lastH = h;
}
}
if (lastH.IsOk() && GetBoundingRect(lastH, itemRect))
{
cy = itemRect.GetBottom();
dc.DrawLine(0, cy, clientSize.x, cy);
}
}
void CppSymbolTree::AdvanceSelection(bool forward)
{
wxTreeItemId item = GetSelection();
if (!item.IsOk()) {
return;
}
wxTreeItemId nextItem;
if (forward) {
nextItem = GetNextVisible(item);
if ( !nextItem.IsOk() ) {
// we could not get the next visible, try the next sibling
nextItem = GetNextSibling(item);
if ( !nextItem.IsOk() ) {
// we are the last child... try the sibling of our parent
wxTreeItemId parent = GetItemParent(item);
if ( !parent.IsOk() ) {
return;
}
nextItem = GetNextSibling(parent);
}
}
} else {
nextItem = TryGetPrevItem(item);
}
if (nextItem.IsOk()) {
SelectItem(nextItem);
}
}
/*
* Paint the row lines.
*/
void CScrolledTreeCtrl::OnPaint(wxPaintEvent& event)
{
wxPaintDC dc(this);
wxTreeCtrl::OnPaint(event);
if (! m_drawRowLines)
return;
// Reset the device origin since it may have been set
dc.SetDeviceOrigin(0, 0);
wxPen pen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
dc.SetPen(pen);
dc.SetBrush(* wxTRANSPARENT_BRUSH);
wxSize clientSize = GetClientSize();
wxRect itemRect;
int cy=0;
wxTreeItemId h, lastH;
for(h = GetFirstVisibleItem(); h.IsOk(); h = GetNextVisible(h)) {
if (GetBoundingRect(h, itemRect)) {
cy = itemRect.GetTop();
dc.DrawLine(0, cy, clientSize.x, cy);
lastH = h;
}
if (!IsVisible(h)) {
break;
}
}
if (lastH.IsOk() && GetBoundingRect(lastH, itemRect)) {
cy = itemRect.GetBottom();
dc.DrawLine(0, cy, clientSize.x, cy);
}
}
wxTreeItemId PHPFileLayoutTree::TryGetPrevItem(wxTreeItemId item)
{
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), wxT("invalid tree item"));
// find out the starting point
wxTreeItemId prevItem = GetPrevSibling(item);
if(!prevItem.IsOk()) {
prevItem = GetItemParent(item);
if(prevItem == GetRootItem()) {
return wxTreeItemId();
}
}
// from there we must be able to navigate until this item
while(prevItem.IsOk()) {
ScrollTo(prevItem);
if(!IsVisible(prevItem)) {
return wxTreeItemId();
}
const wxTreeItemId nextItem = GetNextVisible(prevItem);
if(!nextItem.IsOk() || nextItem == item) return prevItem;
prevItem = nextItem;
}
return wxTreeItemId();
}
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;
}
}
CTreeNode *CTreeNode::GetNextVisibleItem() const
{
WTL::CTreeItem next(GetNextVisible());
if ( next.IsNull() )
return 0;
else
return (CTreeNode *)next.GetData();
}
wxTreeItemId wxTreeCtrlEx::GetBottomItem() const
{
wxTreeItemId cur = GetFirstVisibleItem();
if (cur) {
wxTreeItemId next;
while ((next = GetNextVisible(cur)).IsOk()) {
cur = next;
}
}
return cur;
}
void PHPFileLayoutTree::AdvanceSelection(bool forward)
{
wxTreeItemId item = GetSelection();
if(!item.IsOk()) {
return;
}
wxTreeItemId nextItem;
if(forward) {
// Item is visible, scroll to it to make sure GetNextVisible() wont
// fail
ScrollTo(item);
nextItem = GetNextVisible(item);
} else {
nextItem = TryGetPrevItem(item);
}
if(nextItem.IsOk()) {
SelectItem(nextItem);
}
}
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();
}
}
index_t CStandardLayoutNodeList::GetFirstVisible (const CRect& viewRect) const
{
return GetNextVisible (static_cast<index_t>(-1), viewRect);
}
