X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/add28c55a04eb30080fc2ef9d3c5ddf66eab236a..edccf4281bc8fbb9d8151240ba5b208339c9ac11:/src/msw/treectrl.cpp diff --git a/src/msw/treectrl.cpp b/src/msw/treectrl.cpp index cbecafa355..d519c144c0 100644 --- a/src/msw/treectrl.cpp +++ b/src/msw/treectrl.cpp @@ -27,35 +27,36 @@ #pragma hdrstop #endif -#ifndef WX_PRECOMP - #include "wx.h" -#endif - -#if defined(__WIN95__) - -#include "wx/log.h" -#include "wx/imaglist.h" - +#include "wx/window.h" #include "wx/msw/private.h" -#ifndef __GNUWIN32__ - #include +#ifndef WX_PRECOMP + #include "wx/settings.h" #endif +// Mingw32 is a bit mental even though this is done in winundef #ifdef GetFirstChild #undef GetFirstChild #endif - -#ifdef GetNextChild -#undef GetNextChild -#endif - #ifdef GetNextSibling #undef GetNextSibling #endif +#if defined(__WIN95__) + +#include "wx/log.h" +#include "wx/dynarray.h" +#include "wx/imaglist.h" #include "wx/msw/treectrl.h" +#ifdef __GNUWIN32__ +#include "wx/msw/gnuwin32/extra.h" +#endif + +#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) + #include +#endif + // Bug in headers, sometimes #ifndef TVIS_FOCUSED #define TVIS_FOCUSED 0x0001 @@ -132,7 +133,8 @@ bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id, m_windowId = (id == -1) ? NewControlId() : id; - DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES; + DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES | TVS_SHOWSELALWAYS ; + bool want3D; WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ; @@ -158,7 +160,7 @@ bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id, ( exStyle, WC_TREEVIEW, - "", + _T(""), wstyle, pos.x, pos.y, size.x, size.y, (HWND)parent->GetHWND(), @@ -167,7 +169,7 @@ bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id, NULL ); - wxCHECK_MSG( m_hWnd, FALSE, "Failed to create tree ctrl" ); + wxCHECK_MSG( m_hWnd, FALSE, _T("Failed to create tree ctrl") ); if ( parent ) parent->AddChild(this); @@ -254,13 +256,38 @@ void wxTreeCtrl::SetStateImageList(wxImageList *imageList) SetAnyImageList(m_imageListState = imageList, TVSIL_STATE); } +size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively) +{ + long cookie; + + size_t result = 0; + + wxArrayLong children; + wxTreeItemId child = GetFirstChild(item, cookie); + while ( child.IsOk() ) + { + if ( recursively ) + { + // recursive call + result += GetChildrenCount(child, TRUE); + } + + // add the child to the result in any case + result++; + + child = GetNextChild(item, cookie); + } + + return result; +} + // ---------------------------------------------------------------------------- // Item access // ---------------------------------------------------------------------------- wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const { - char buf[512]; // the size is arbitrary... + wxChar buf[512]; // the size is arbitrary... wxTreeViewItem tvItem(item, TVIF_TEXT); tvItem.pszText = buf; @@ -268,7 +295,7 @@ wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const if ( !DoGetItem(&tvItem) ) { // don't return some garbage which was on stack, but an empty string - buf[0] = '\0'; + buf[0] = _T('\0'); } return wxString(buf); @@ -277,7 +304,7 @@ wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text) { wxTreeViewItem tvItem(item, TVIF_TEXT); - tvItem.pszText = (char *)text.c_str(); // conversion is ok + tvItem.pszText = (wxChar *)text.c_str(); // conversion is ok DoSetItem(&tvItem); } @@ -343,6 +370,13 @@ void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) DoSetItem(&tvItem); } +void wxTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, bool highlight) +{ + wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_DROPHILITED); + tvItem.state = highlight ? TVIS_DROPHILITED : 0; + DoSetItem(&tvItem); +} + // ---------------------------------------------------------------------------- // Item status // ---------------------------------------------------------------------------- @@ -421,12 +455,29 @@ wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item), long& _cookie) const { - wxTreeItemId l=wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd, - (HTREEITEM) (WXHTREEITEM)_cookie)); - _cookie=(long)l; + wxTreeItemId l = wxTreeItemId((WXHTREEITEM)TreeView_GetNextSibling(wxhWnd, + (HTREEITEM)(WXHTREEITEM)_cookie)); + _cookie = (long)l; + return l; } +wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const +{ + // can this be done more efficiently? + long cookie; + + wxTreeItemId childLast, + child = GetFirstChild(item, cookie); + while ( child.IsOk() ) + { + childLast = child; + child = GetNextChild(item, cookie); + } + + return childLast; +} + wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const { return wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item)); @@ -444,16 +495,16 @@ wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const { - wxASSERT_MSG( IsVisible(item), "The item you call GetNextVisible() " - "for must be visible itself!"); + wxASSERT_MSG( IsVisible(item), _T("The item you call GetNextVisible() " + "for must be visible itself!")); return wxTreeItemId((WXHTREEITEM) TreeView_GetNextVisible(wxhWnd, (HTREEITEM) (WXHTREEITEM) item)); } wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const { - wxASSERT_MSG( IsVisible(item), "The item you call GetPrevVisible() " - "for must be visible itself!"); + wxASSERT_MSG( IsVisible(item), _T("The item you call GetPrevVisible() " + "for must be visible itself!")); return wxTreeItemId((WXHTREEITEM) TreeView_GetPrevVisible(wxhWnd, (HTREEITEM) (WXHTREEITEM) item)); } @@ -471,11 +522,18 @@ wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent, TV_INSERTSTRUCT tvIns; tvIns.hParent = (HTREEITEM) (WXHTREEITEM)parent; tvIns.hInsertAfter = (HTREEITEM) (WXHTREEITEM) hInsertAfter; + + // This is how we insert the item as the first child: supply a NULL hInsertAfter + if (tvIns.hInsertAfter == (HTREEITEM) 0) + { + tvIns.hInsertAfter = TVI_FIRST; + } + UINT mask = 0; if ( !text.IsEmpty() ) { mask |= TVIF_TEXT; - tvIns.item.pszText = (char *)text.c_str(); // cast is ok + tvIns.item.pszText = (wxChar *)text.c_str(); // cast is ok } if ( image != -1 ) @@ -572,6 +630,30 @@ void wxTreeCtrl::Delete(const wxTreeItemId& item) } } +// delete all children (but don't delete the item itself) +void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item) +{ + long cookie; + + wxArrayLong children; + wxTreeItemId child = GetFirstChild(item, cookie); + while ( child.IsOk() ) + { + children.Add((long)(WXHTREEITEM)child); + + child = GetNextChild(item, cookie); + } + + size_t nCount = children.Count(); + for ( size_t n = 0; n < nCount; n++ ) + { + if ( !TreeView_DeleteItem(wxhWnd, (HTREEITEM)children[n]) ) + { + wxLogLastError("TreeView_DeleteItem"); + } + } +} + void wxTreeCtrl::DeleteAllItems() { if ( !TreeView_DeleteAllItems(wxhWnd) ) @@ -582,9 +664,11 @@ void wxTreeCtrl::DeleteAllItems() void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag) { - wxASSERT_MSG( flag == TVE_COLLAPSE || flag == TVE_COLLAPSERESET || - flag == TVE_EXPAND || flag == TVE_TOGGLE, - "Unknown flag in wxTreeCtrl::DoExpand" ); + wxASSERT_MSG( flag == TVE_COLLAPSE || + flag == (TVE_COLLAPSE | TVE_COLLAPSERESET) || + flag == TVE_EXPAND || + flag == TVE_TOGGLE, + _T("Unknown flag in wxTreeCtrl::DoExpand") ); // TreeView_Expand doesn't send TVN_ITEMEXPAND(ING) messages, so we must // emulate them @@ -607,7 +691,7 @@ void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag) else { // I wonder if it really ever happens... - wxLogDebug("TreeView_Expand: change didn't took place."); + wxLogDebug(_T("TreeView_Expand: change didn't took place.")); } } @@ -623,7 +707,7 @@ void wxTreeCtrl::Collapse(const wxTreeItemId& item) void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item) { - DoExpand(item, TVE_COLLAPSERESET); + DoExpand(item, TVE_COLLAPSE | TVE_COLLAPSERESET); } void wxTreeCtrl::Toggle(const wxTreeItemId& item) @@ -686,7 +770,7 @@ wxTextCtrl* wxTreeCtrl::EditLabel(const wxTreeItemId& item, HWND hWnd = (HWND) TreeView_EditLabel(wxhWnd, (HTREEITEM) (WXHTREEITEM) item); - wxCHECK_MSG( hWnd, NULL, "Can't edit tree ctrl label" ); + wxCHECK_MSG( hWnd, NULL, _T("Can't edit tree ctrl label") ); DeleteTextCtrl(); @@ -736,24 +820,62 @@ wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& flags) return wxTreeItemId((WXHTREEITEM) hitTestInfo.hItem); } -void wxTreeCtrl::SortChildren(const wxTreeItemId& item, - wxTreeItemCmpFunc *cmpFunction) +bool wxTreeCtrl::GetBoundingRect(const wxTreeItemId& item, + wxRect& rect, + bool textOnly) const { - if ( cmpFunction == NULL ) + RECT rc; + if ( TreeView_GetItemRect(wxhWnd, (HTREEITEM)(WXHTREEITEM)item, + &rc, textOnly) ) { - TreeView_SortChildren(wxhWnd, (HTREEITEM) (WXHTREEITEM) item, 0); + rect = wxRect(wxPoint(rc.left, rc.top), wxPoint(rc.right, rc.bottom)); + + return TRUE; } else { - // TODO: use TreeView_SortChildrenCB - wxFAIL_MSG("wxTreeCtrl::SortChildren not implemented"); + // couldn't retrieve rect: for example, item isn't visible + return FALSE; } } -// TODO -size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively) +// ---------------------------------------------------------------------------- +// sorting stuff +// ---------------------------------------------------------------------------- + +static int CALLBACK TreeView_CompareCallback(wxTreeItemData *pItem1, + wxTreeItemData *pItem2, + wxTreeCtrl *tree) { - return 0; + wxCHECK_MSG( pItem1 && pItem2, 0, + _T("sorting tree without data doesn't make sense") ); + + return tree->OnCompareItems(pItem1->GetId(), pItem2->GetId()); +} + +int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1, + const wxTreeItemId& item2) +{ + return wxStrcmp(GetItemText(item1), GetItemText(item2)); +} + +void wxTreeCtrl::SortChildren(const wxTreeItemId& item) +{ + // rely on the fact that TreeView_SortChildren does the same thing as our + // default behaviour, i.e. sorts items alphabetically and so call it + // directly if we're not in derived class (much more efficient!) + if ( GetClassInfo() == CLASSINFO(wxTreeCtrl) ) + { + TreeView_SortChildren(wxhWnd, (HTREEITEM)(WXHTREEITEM)item, 0); + } + else + { + TV_SORTCB tvSort; + tvSort.hParent = (HTREEITEM)(WXHTREEITEM)item; + tvSort.lpfnCompare = (PFNTVCOMPARE)TreeView_CompareCallback; + tvSort.lParam = (LPARAM)this; + TreeView_SortChildrenCB(wxhWnd, &tvSort, 0 /* reserved */); + } } // ---------------------------------------------------------------------------- @@ -785,7 +907,7 @@ bool wxTreeCtrl::MSWCommand(WXUINT cmd, WXWORD id) } // process WM_NOTIFY Windows message -bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result) +bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) { wxTreeEvent event(wxEVT_NULL, m_windowId); wxEventType eventType = wxEVT_NULL; @@ -873,8 +995,8 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result) break; default: - wxLogDebug("unexpected code %d in TVN_ITEMEXPAND " - "message", tv->action); + wxLogDebug(_T("unexpected code %d in TVN_ITEMEXPAND " + "message"), tv->action); } bool ing = (hdr->code == TVN_ITEMEXPANDING); @@ -890,6 +1012,16 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result) TV_KEYDOWN *info = (TV_KEYDOWN *)lParam; event.m_code = wxCharCodeMSWToWX(info->wVKey); + + // a separate event for this case + if ( info->wVKey == VK_SPACE || info->wVKey == VK_RETURN ) + { + wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, + m_windowId); + event2.SetEventObject(this); + + GetEventHandler()->ProcessEvent(event2); + } break; } @@ -911,7 +1043,7 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result) } default: - return wxControl::MSWNotify(wParam, lParam, result); + return wxControl::MSWOnNotify(idCtrl, lParam, result); } event.SetEventObject(this); @@ -928,6 +1060,7 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result) NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam; wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam; delete data; // may be NULL, ok + processed = TRUE; // Make sure we don't get called twice } *result = !event.IsAllowed(); @@ -939,7 +1072,7 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result) // Tree event // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxCommandEvent) +IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxNotifyEvent) wxTreeEvent::wxTreeEvent(wxEventType commandType, int id) : wxNotifyEvent(commandType, id)