/////////////////////////////////////////////////////////////////////////////
-// Name: treectrl.cpp
+// Name: src/msw/treectrl.cpp
// Purpose: wxTreeCtrl
// Author: Julian Smart
// Modified by: Vadim Zeitlin to be less MSW-specific on 10.10.98
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
#pragma implementation "treectrl.h"
#endif
#pragma hdrstop
#endif
+#if wxUSE_TREECTRL
+
#include "wx/msw/private.h"
+// Set this to 1 to be _absolutely_ sure that repainting will work for all
+// comctl32.dll versions
+#define wxUSE_COMCTL32_SAFELY 0
+
// Mingw32 is a bit mental even though this is done in winundef
#ifdef GetFirstChild
#undef GetFirstChild
#include "wx/log.h"
#include "wx/dynarray.h"
#include "wx/imaglist.h"
-#include "wx/treectrl.h"
#include "wx/settings.h"
-
+#include "wx/msw/treectrl.h"
#include "wx/msw/dragimag.h"
#ifdef __GNUWIN32_OLD__
#include "wx/msw/gnuwin32/extra.h"
#endif
-#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) || defined(__TWIN32__))
+#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
#include <commctrl.h>
#endif
// looks quite ugly.
#define wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE 0
-// from msw/window.cpp
-extern bool wxIsShiftDown();
-extern bool wxIsCtrlDown();
// ----------------------------------------------------------------------------
// private functions
tvht.pt.x = x;
tvht.pt.y = y;
- // TreeView_HitTest() doesn't do the right cast in mingw32 headers
return (HTREEITEM)TreeView_HitTest(hwndTV, &tvht);
}
if ( !TreeView_GetItem(hwndTV, &tvi) )
{
- wxLogLastError("TreeView_GetItem");
+ wxLogLastError(wxT("TreeView_GetItem"));
}
return (tvi.state & TVIS_SELECTED) != 0;
if ( TreeView_SetItem(hwndTV, &tvi) == -1 )
{
- wxLogLastError("TreeView_SetItem");
+ wxLogLastError(wxT("TreeView_SetItem"));
}
}
{
// find the first (or last) item and select it
bool cont = TRUE;
- HTREEITEM htItem = TreeView_GetRoot(hwndTV);
+ HTREEITEM htItem = (HTREEITEM)TreeView_GetRoot(hwndTV);
while ( htItem && cont )
{
if ( (htItem == htFirst) || (htItem == htLast) )
}
}
- htItem = TreeView_GetNextVisible(hwndTV, htItem);
+ htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem);
}
// select the items in range
cont = (htItem != htFirst) && (htItem != htLast);
- htItem = TreeView_GetNextVisible(hwndTV, htItem);
+ htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem);
}
// unselect the rest
UnselectItem(hwndTV, htItem);
}
- htItem = TreeView_GetNextVisible(hwndTV, htItem);
+ htItem = (HTREEITEM)TreeView_GetNextVisible(hwndTV, htItem);
}
}
static void SetFocus(HWND hwndTV, HTREEITEM htItem)
{
// the current focus
- HTREEITEM htFocus = TreeView_GetSelection(hwndTV);
+ HTREEITEM htFocus = (HTREEITEM)TreeView_GetSelection(hwndTV);
if ( htItem )
{
DoTraverse(root, recursively);
}
- virtual bool OnVisit(const wxTreeItemId& item)
+ virtual bool OnVisit(const wxTreeItemId& WXUNUSED(item))
{
m_count++;
// ----------------------------------------------------------------------------
// handy table for sending events
-static const wxEventType g_events[2][2] =
+static wxEventType g_events[2][2] =
{
{ wxEVT_COMMAND_TREE_ITEM_COLLAPSED, wxEVT_COMMAND_TREE_ITEM_COLLAPSING },
{ wxEVT_COMMAND_TREE_ITEM_EXPANDED, wxEVT_COMMAND_TREE_ITEM_EXPANDING }
{
m_imageListNormal = NULL;
m_imageListState = NULL;
+ m_ownsImageListNormal = m_ownsImageListState = FALSE;
m_textCtrl = NULL;
m_hasAnyAttr = FALSE;
m_dragImage = NULL;
-
m_htSelStart = 0;
+
+ // Initialize static array of events, because with the new event system,
+ // they may not be initialized yet.
+
+ g_events[0][0] = wxEVT_COMMAND_TREE_ITEM_COLLAPSED;
+ g_events[0][1] = wxEVT_COMMAND_TREE_ITEM_COLLAPSING;
+ g_events[1][0] = wxEVT_COMMAND_TREE_ITEM_EXPANDED;
+ g_events[1][1] = wxEVT_COMMAND_TREE_ITEM_EXPANDING;
}
bool wxTreeCtrl::Create(wxWindow *parent,
return FALSE;
DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
- TVS_HASLINES | TVS_SHOWSELALWAYS;
+ TVS_SHOWSELALWAYS;
+ if ( m_windowStyle & wxCLIP_SIBLINGS )
+ wstyle |= WS_CLIPSIBLINGS;
+
+ if ((m_windowStyle & wxTR_NO_LINES) == 0)
+ wstyle |= TVS_HASLINES;
if ( m_windowStyle & wxTR_HAS_BUTTONS )
wstyle |= TVS_HASBUTTONS;
if ( !MSWCreateControl(WC_TREEVIEW, wstyle) )
return FALSE;
+#if wxUSE_COMCTL32_SAFELY
+ wxWindow::SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+ wxWindow::SetForegroundColour(wxWindow::GetParent()->GetForegroundColour());
+#elif 1
SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
SetForegroundColour(wxWindow::GetParent()->GetForegroundColour());
+#else
+ // This works around a bug in the Windows tree control whereby for some versions
+ // of comctrl32, setting any colour actually draws the background in black.
+ // This will initialise the background to the system colour.
+ // THIS FIX NOW REVERTED since it caused problems on _other_ systems.
+ // Assume the user has an updated comctl32.dll.
+ ::SendMessage(GetHwnd(), TVM_SETBKCOLOR, 0,-1);
+ wxWindow::SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+ SetForegroundColour(wxWindow::GetParent()->GetForegroundColour());
+#endif
+
// VZ: this is some experimental code which may be used to get the
// TVS_CHECKBOXES style functionality for comctl32.dll < 4.71.
// delete user data to prevent memory leaks
DeleteAllItems();
+
+ if (m_ownsImageListNormal) delete m_imageListNormal;
+ if (m_ownsImageListState) delete m_imageListState;
}
// ----------------------------------------------------------------------------
{
if ( !TreeView_GetItem(GetHwnd(), tvItem) )
{
- wxLogLastError("TreeView_GetItem");
+ wxLogLastError(wxT("TreeView_GetItem"));
return FALSE;
}
{
if ( TreeView_SetItem(GetHwnd(), tvItem) == -1 )
{
- wxLogLastError("TreeView_SetItem");
+ wxLogLastError(wxT("TreeView_SetItem"));
}
}
void wxTreeCtrl::SetImageList(wxImageList *imageList)
{
+ if (m_ownsImageListNormal) delete m_imageListNormal;
SetAnyImageList(m_imageListNormal = imageList, TVSIL_NORMAL);
+ m_ownsImageListNormal = FALSE;
}
void wxTreeCtrl::SetStateImageList(wxImageList *imageList)
{
+ if (m_ownsImageListState) delete m_imageListState;
SetAnyImageList(m_imageListState = imageList, TVSIL_STATE);
+ m_ownsImageListState = FALSE;
+}
+
+void wxTreeCtrl::AssignImageList(wxImageList *imageList)
+{
+ SetImageList(imageList);
+ m_ownsImageListNormal = TRUE;
+}
+
+void wxTreeCtrl::AssignStateImageList(wxImageList *imageList)
+{
+ SetStateImageList(imageList);
+ m_ownsImageListState = TRUE;
}
size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item,
bool wxTreeCtrl::SetBackgroundColour(const wxColour &colour)
{
+#if !wxUSE_COMCTL32_SAFELY
if ( !wxWindowBase::SetBackgroundColour(colour) )
return FALSE;
SendMessage(GetHwnd(), TVM_SETBKCOLOR, 0, colour.GetPixel());
+#endif
return TRUE;
}
bool wxTreeCtrl::SetForegroundColour(const wxColour &colour)
{
+#if !wxUSE_COMCTL32_SAFELY
if ( !wxWindowBase::SetForegroundColour(colour) )
return FALSE;
SendMessage(GetHwnd(), TVM_SETTEXTCOLOR, 0, colour.GetPixel());
+#endif
return TRUE;
}
void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data)
{
+ // first, associate this piece of data with this item
+ if ( data )
+ {
+ data->SetId(item);
+ }
+
wxTreeViewItem tvItem(item, TVIF_PARAM);
if ( HasIndirectData(item) )
}
attr->SetTextColour(col);
+ Refresh();
}
void wxTreeCtrl::SetItemBackgroundColour(const wxTreeItemId& item,
}
attr->SetBackgroundColour(col);
+ Refresh();
}
void wxTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font)
}
attr->SetFont(font);
+ Refresh();
}
// ----------------------------------------------------------------------------
wxTreeItemId wxTreeCtrl::GetSelection() const
{
- wxCHECK_MSG( !(m_windowStyle & wxTR_MULTIPLE), (WXHTREEITEM)0,
+ wxCHECK_MSG( !(m_windowStyle & wxTR_MULTIPLE), (long)(WXHTREEITEM)0,
wxT("this only works with single selection controls") );
return wxTreeItemId((WXHTREEITEM) TreeView_GetSelection(GetHwnd()));
wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const
{
- wxASSERT_MSG( IsVisible(item), wxT("The item you call GetNextVisible() "
- "for must be visible itself!"));
+ wxASSERT_MSG( IsVisible(item), wxT("The item you call GetNextVisible() for must be visible itself!"));
return wxTreeItemId((WXHTREEITEM) TreeView_GetNextVisible(GetHwnd(), HITEM(item)));
}
wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const
{
- wxASSERT_MSG( IsVisible(item), wxT("The item you call GetPrevVisible() "
- "for must be visible itself!"));
+ wxASSERT_MSG( IsVisible(item), wxT("The item you call GetPrevVisible() for must be visible itself!"));
return wxTreeItemId((WXHTREEITEM) TreeView_GetPrevVisible(GetHwnd(), HITEM(item)));
}
int image, int selectedImage,
wxTreeItemData *data)
{
+ wxCHECK_MSG( parent.IsOk() || !TreeView_GetRoot(GetHwnd()),
+ wxTreeItemId(),
+ _T("can't have more than one root in the tree") );
+
TV_INSERTSTRUCT tvIns;
tvIns.hParent = HITEM(parent);
tvIns.hInsertAfter = HITEM(hInsertAfter);
mask |= TVIF_TEXT;
tvIns.item.pszText = (wxChar *)text.c_str(); // cast is ok
}
+ else
+ {
+ tvIns.item.pszText = NULL;
+ tvIns.item.cchTextMax = 0;
+ }
if ( image != -1 )
{
HTREEITEM id = (HTREEITEM) TreeView_InsertItem(GetHwnd(), &tvIns);
if ( id == 0 )
{
- wxLogLastError("TreeView_InsertItem");
+ wxLogLastError(wxT("TreeView_InsertItem"));
}
if ( data != NULL )
int image, int selectedImage,
wxTreeItemData *data)
{
- return DoInsertItem(wxTreeItemId((WXHTREEITEM) 0), (WXHTREEITEM) 0,
+ return DoInsertItem(wxTreeItemId((long) (WXHTREEITEM) 0), (long)(WXHTREEITEM) 0,
text, image, selectedImage, data);
}
{
if ( !TreeView_DeleteItem(GetHwnd(), HITEM(item)) )
{
- wxLogLastError("TreeView_DeleteItem");
+ wxLogLastError(wxT("TreeView_DeleteItem"));
}
}
{
if ( !TreeView_DeleteItem(GetHwnd(), (HTREEITEM)children[n]) )
{
- wxLogLastError("TreeView_DeleteItem");
+ wxLogLastError(wxT("TreeView_DeleteItem"));
}
}
}
{
if ( !TreeView_DeleteAllItems(GetHwnd()) )
{
- wxLogLastError("TreeView_DeleteAllItems");
+ wxLogLastError(wxT("TreeView_DeleteAllItems"));
}
}
wxT("doesn't make sense, may be you want UnselectAll()?") );
// just remove the selection
- SelectItem(wxTreeItemId((WXHTREEITEM) 0));
+ SelectItem(wxTreeItemId((long) (WXHTREEITEM) 0));
}
void wxTreeCtrl::UnselectAll()
{
if ( !TreeView_SelectItem(GetHwnd(), HITEM(item)) )
{
- wxLogLastError("TreeView_SelectItem");
+ wxLogLastError(wxT("TreeView_SelectItem"));
}
else
{
{
if ( !TreeView_SelectSetFirstVisible(GetHwnd(), HITEM(item)) )
{
- wxLogLastError("TreeView_SelectSetFirstVisible");
+ wxLogLastError(wxT("TreeView_SelectSetFirstVisible"));
}
}
{
if ( m_textCtrl )
{
+ // the HWND corresponding to this control is deleted by the tree
+ // control itself and we don't know when exactly this happens, so check
+ // if the window still exists before calling UnsubclassWin()
+ if ( !::IsWindow(GetHwndOf(m_textCtrl)) )
+ {
+ m_textCtrl->SetHWND(0);
+ }
+
m_textCtrl->UnsubclassWin();
m_textCtrl->SetHWND(0);
delete m_textCtrl;
}
m_textCtrl = (wxTextCtrl *)textControlClass->CreateObject();
+ m_textCtrl->SetParent(this);
m_textCtrl->SetHWND((WXHWND)hWnd);
m_textCtrl->SubclassWin((WXHWND)hWnd);
}
// End label editing, optionally cancelling the edit
-void wxTreeCtrl::EndEditLabel(const wxTreeItemId& item, bool discardChanges)
+void wxTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), bool discardChanges)
{
TreeView_EndEditLabelNow(GetHwnd(), discardChanges);
// we handle.arrows and space, but not page up/down and home/end: the
// latter should be easy, but not the former
- HTREEITEM htSel = TreeView_GetSelection(GetHwnd());
+ HTREEITEM htSel = (HTREEITEM)TreeView_GetSelection(GetHwnd());
if ( !m_htSelStart )
{
m_htSelStart = (WXHTREEITEM)htSel;
{
(void)wxControl::MSWWindowProc(nMsg, wParam, lParam);
- HTREEITEM htNext =
- wParam == VK_UP ? TreeView_GetPrevVisible(GetHwnd(), htSel)
- : TreeView_GetNextVisible(GetHwnd(), htSel);
+ HTREEITEM htNext = (HTREEITEM)(wParam == VK_UP
+ ? TreeView_GetPrevVisible(GetHwnd(), htSel)
+ : TreeView_GetNextVisible(GetHwnd(), htSel));
if ( !htNext )
{
switch ( hdr->code )
{
- case NM_RCLICK:
- {
- if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
- return TRUE;
-
- TV_HITTESTINFO tvhti;
- ::GetCursorPos(&(tvhti.pt));
- ::ScreenToClient(GetHwnd(),&(tvhti.pt));
- if ( TreeView_HitTest(GetHwnd(),&tvhti) )
- {
- if( tvhti.flags & TVHT_ONITEM )
- {
- event.m_item = (WXHTREEITEM) tvhti.hItem;
- eventType = wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK;
- }
- }
- }
- break;
-
case TVN_BEGINDRAG:
eventType = wxEVT_COMMAND_TREE_BEGIN_DRAG;
// fall through
}
case TVN_ITEMEXPANDING:
- event.m_code = FALSE;
- // fall through
-
case TVN_ITEMEXPANDED:
{
NM_TREEVIEW* tv = (NM_TREEVIEW*)lParam;
break;
default:
- wxLogDebug(wxT("unexpected code %d in TVN_ITEMEXPAND "
- "message"), tv->action);
+ wxLogDebug(wxT("unexpected code %d in TVN_ITEMEXPAND message"), tv->action);
}
bool ing = ((int)hdr->code == TVN_ITEMEXPANDING);
eventType = wxEVT_COMMAND_TREE_KEY_DOWN;
TV_KEYDOWN *info = (TV_KEYDOWN *)lParam;
- event.m_code = wxCharCodeMSWToWX(info->wVKey);
+ // we pass 0 as last CreateKeyEvent() parameter because we
+ // don't have access to the real key press flags here - but as
+ // it is only used to determin wxKeyEvent::m_altDown flag it's
+ // not too bad
+ event.m_evtKey = CreateKeyEvent(wxEVT_KEY_DOWN,
+ wxCharCodeMSWToWX(info->wVKey),
+ 0);
// a separate event for Space/Return
if ( !wxIsCtrlDown() && !wxIsShiftDown() &&
}
break;
-#if defined(_WIN32_IE) && _WIN32_IE >= 0x300
+#if defined(_WIN32_IE) && _WIN32_IE >= 0x300 && !wxUSE_COMCTL32_SAFELY && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
case NM_CUSTOMDRAW:
{
LPNMTVCUSTOMDRAW lptvcd = (LPNMTVCUSTOMDRAW)lParam;
NMCUSTOMDRAW& nmcd = lptvcd->nmcd;
- switch( nmcd.dwDrawStage )
+ switch ( nmcd.dwDrawStage )
{
case CDDS_PREPAINT:
// if we've got any items with non standard attributes,
// notify us before painting each item
*result = m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW
: CDRF_DODEFAULT;
- return TRUE;
+ break;
case CDDS_ITEMPREPAINT:
{
if ( !attr )
{
// nothing to do for this item
- return CDRF_DODEFAULT;
+ *result = CDRF_DODEFAULT;
+ break;
}
HFONT hFont;
{
*result = CDRF_DODEFAULT;
}
-
- return TRUE;
}
+ break;
default:
*result = CDRF_DODEFAULT;
- return TRUE;
}
}
- break;
+
+ // we always process it
+ return TRUE;
#endif // _WIN32_IE >= 0x300
+ case NM_DBLCLK:
+ case NM_RCLICK:
+ {
+ TV_HITTESTINFO tvhti;
+ ::GetCursorPos(&tvhti.pt);
+ ::ScreenToClient(GetHwnd(), &tvhti.pt);
+ if ( TreeView_HitTest(GetHwnd(), &tvhti) )
+ {
+ if ( tvhti.flags & TVHT_ONITEM )
+ {
+ event.m_item = (WXHTREEITEM) tvhti.hItem;
+ eventType = (int)hdr->code == NM_DBLCLK
+ ? wxEVT_COMMAND_TREE_ITEM_ACTIVATED
+ : wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK;
+
+ event.m_pointDrag.x = tvhti.pt.x;
+ event.m_pointDrag.y = tvhti.pt.y;
+ }
+
+ break;
+ }
+ }
+ // fall through
+
default:
return wxControl::MSWOnNotify(idCtrl, lParam, result);
}
// post processing
switch ( hdr->code )
{
+ case NM_DBLCLK:
+ // we translate NM_DBLCLK into ACTIVATED event, so don't interpret
+ // the return code of this event handler as the return value for
+ // NM_DBLCLK - otherwise, double clicking the item to toggle its
+ // expanded status would never work
+ *result = FALSE;
+ break;
+
case TVN_BEGINDRAG:
case TVN_BEGINRDRAG:
if ( event.IsAllowed() )
delete data; // can't be NULL here
m_itemsWithIndirectData.Remove(item);
+#if 0
+ int iIndex = m_itemsWithIndirectData.Index(item);
+ wxASSERT( iIndex != wxNOT_FOUND) ;
+ m_itemsWithIndirectData.wxBaseArray::RemoveAt((size_t)iIndex);
+#endif
}
else
{
break;
case TVN_ENDLABELEDIT:
- // return TRUE to set the label to the new string
+ // return TRUE to set the label to the new string: note that we
+ // also must pretend that we did process the message or it is going
+ // to be passed to DefWindowProc() which will happily return FALSE
+ // cancelling the label change
*result = event.IsAllowed();
+ processed = TRUE;
// ensure that we don't have the text ctrl which is going to be
// deleted any more
case TVN_GETDISPINFO:
// NB: so far the user can't set the image himself anyhow, so do it
// anyway - but this may change later
- if ( /* !processed && */ 1 )
+// if ( /* !processed && */ 1 )
{
wxTreeItemId item = event.m_item;
TV_DISPINFO *info = (TV_DISPINFO *)lParam;
: wxTreeItemIcon_Selected
);
}
- }
+ }
break;
//default:
return processed;
}
-// ----------------------------------------------------------------------------
-// Tree event
-// ----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxNotifyEvent)
-
-wxTreeEvent::wxTreeEvent(wxEventType commandType, int id)
- : wxNotifyEvent(commandType, id)
-{
- m_code = 0;
- m_itemOld = 0;
-}
-
#endif // __WIN95__
+#endif // wxUSE_TREECTRL
projects / wxWidgets.git / blobdiff