X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5b6d6b700804140ca7936ddf90d59c2d204263b0..cb73e6001f891ae46b12a1e4ca39b93649cb6099:/src/msw/listbox.cpp?ds=sidebyside diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp index e466ae97ee..9b06a34e94 100644 --- a/src/msw/listbox.cpp +++ b/src/msw/listbox.cpp @@ -1,15 +1,15 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: listbox.cpp +// Name: src/msw/listbox.cpp // Purpose: wxListBox // Author: Julian Smart // Modified by: Vadim Zeitlin (owner drawn stuff) // Created: // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows license +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "listbox.h" #endif @@ -20,8 +20,7 @@ #pragma hdrstop #endif -#include "wx/window.h" -#include "wx/msw/private.h" +#if wxUSE_LISTBOX #ifndef WX_PRECOMP #include "wx/listbox.h" @@ -32,13 +31,10 @@ #include "wx/utils.h" #endif -#include +#include "wx/window.h" +#include "wx/msw/private.h" -#ifdef __WXWINE__ - #if defined(GetWindowStyle) - #undef GetWindowStyle - #endif -#endif +#include #include "wx/dynarray.h" #include "wx/log.h" @@ -47,40 +43,34 @@ #include "wx/ownerdrw.h" #endif -#ifndef __TWIN32__ - #ifdef __GNUWIN32_OLD__ - #include "wx/msw/gnuwin32/extra.h" - #endif +#ifdef __GNUWIN32_OLD__ + #include "wx/msw/gnuwin32/extra.h" #endif -#ifdef __WXWINE__ - #ifndef ListBox_SetItemData - #define ListBox_SetItemData(hwndCtl, index, data) \ - ((int)(DWORD)SendMessage((hwndCtl), LB_SETITEMDATA, (WPARAM)(int)(index), (LPARAM)(data))) - #endif - #ifndef ListBox_GetHorizontalExtent - #define ListBox_GetHorizontalExtent(hwndCtl) \ - ((int)(DWORD)SendMessage((hwndCtl), LB_GETHORIZONTALEXTENT, 0L, 0L)) - #endif - #ifndef ListBox_GetSelCount - #define ListBox_GetSelCount(hwndCtl) \ - ((int)(DWORD)SendMessage((hwndCtl), LB_GETSELCOUNT, 0L, 0L)) - #endif - #ifndef ListBox_GetSelItems - #define ListBox_GetSelItems(hwndCtl, cItems, lpItems) \ - ((int)(DWORD)SendMessage((hwndCtl), LB_GETSELITEMS, (WPARAM)(int)(cItems), (LPARAM)(int *)(lpItems))) - #endif - #ifndef ListBox_GetTextLen - #define ListBox_GetTextLen(hwndCtl, index) \ - ((int)(DWORD)SendMessage((hwndCtl), LB_GETTEXTLEN, (WPARAM)(int)(index), 0L)) - #endif - #ifndef ListBox_GetText - #define ListBox_GetText(hwndCtl, index, lpszBuffer) \ - ((int)(DWORD)SendMessage((hwndCtl), LB_GETTEXT, (WPARAM)(int)(index), (LPARAM)(LPCTSTR)(lpszBuffer))) - #endif +#if wxUSE_EXTENDED_RTTI +IMPLEMENT_DYNAMIC_CLASS_XTI(wxListBox, wxControl,"wx/listbox.h") + +WX_BEGIN_PROPERTIES_TABLE(wxListBox) + // TODO DELEGATES + WX_PROPERTY( Font , wxFont , SetFont , GetFont , ) + WX_PROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings ) + WX_PROPERTY( Selection ,int, SetSelection, GetSelection, ) +WX_END_PROPERTIES_TABLE() + +WX_BEGIN_HANDLERS_TABLE(wxListBox) +WX_END_HANDLERS_TABLE() + +WX_CONSTRUCTOR_4( wxListBox , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size ) +#else +IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) #endif - IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) +/* +TODO PROPERTIES + selection + content + item +*/ // ============================================================================ // list box item declaration and implementation @@ -91,7 +81,7 @@ class wxListBoxItem : public wxOwnerDrawn { public: - wxListBoxItem(const wxString& str = ""); + wxListBoxItem(const wxString& str = wxEmptyString); }; wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE) @@ -100,7 +90,7 @@ wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE) SetMarginWidth(0); } -wxOwnerDrawn *wxListBox::CreateItem(size_t WXUNUSED(n)) +wxOwnerDrawn *wxListBox::CreateLboxItem(size_t WXUNUSED(n)) { return new wxListBoxItem(); } @@ -143,8 +133,7 @@ bool wxListBox::Create(wxWindow *parent, if (parent) parent->AddChild(this); - wxSystemSettings settings; - SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_WINDOW)); + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); SetForegroundColour(parent->GetForegroundColour()); m_windowId = ( id == -1 ) ? (int)NewControlId() : id; @@ -155,11 +144,15 @@ bool wxListBox::Create(wxWindow *parent, int height = size.y; m_windowStyle = style; - DWORD wstyle = WS_VISIBLE | WS_VSCROLL | WS_TABSTOP | - LBS_NOTIFY | LBS_HASSTRINGS /* | WS_CLIPSIBLINGS */; + DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_VSCROLL | WS_TABSTOP | + LBS_NOTIFY | LBS_HASSTRINGS ; wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED), _T("only one of listbox selection modes can be specified") ); + + if ( (m_windowStyle & wxBORDER_MASK) == wxBORDER_DEFAULT ) + m_windowStyle |= wxBORDER_SUNKEN; + if ( m_windowStyle & wxCLIP_SIBLINGS ) wstyle |= WS_CLIPSIBLINGS; @@ -175,7 +168,7 @@ bool wxListBox::Create(wxWindow *parent, if (m_windowStyle & wxLB_SORT) wstyle |= LBS_SORT; -#if wxUSE_OWNER_DRAWN +#if wxUSE_OWNER_DRAWN && !defined(__WXWINCE__) if ( m_windowStyle & wxLB_OWNERDRAW ) { // we don't support LBS_OWNERDRAWVARIABLE yet wstyle |= LBS_OWNERDRAWFIXED; @@ -186,32 +179,17 @@ bool wxListBox::Create(wxWindow *parent, // doesn't work properly wstyle |= LBS_NOINTEGRALHEIGHT; - bool want3D; - WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D); - - // Even with extended styles, need to combine with WS_BORDER for them to - // look right. - if ( want3D || wxStyleHasBorder(m_windowStyle) ) - { - wstyle |= WS_BORDER; - } + WXDWORD exStyle = 0; + (void) MSWGetStyle(m_windowStyle, & exStyle) ; m_hWnd = (WXHWND)::CreateWindowEx(exStyle, wxT("LISTBOX"), NULL, - wstyle | WS_CHILD, + wstyle , 0, 0, 0, 0, (HWND)parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create listbox") ); -#if wxUSE_CTL3D - if (want3D) - { - Ctl3dSubclassCtl(GetHwnd()); - m_useCtl3D = TRUE; - } -#endif - // Subclass again to catch messages SubclassWin(m_hWnd); @@ -237,7 +215,7 @@ wxListBox::~wxListBox() void wxListBox::SetupColours() { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); SetForegroundColour(GetParent()->GetForegroundColour()); } @@ -271,7 +249,7 @@ void wxListBox::Delete(int N) SendMessage(GetHwnd(), LB_DELETESTRING, N, 0); m_noItems--; - SetHorizontalExtent(""); + SetHorizontalExtent(wxEmptyString); } int wxListBox::DoAppend(const wxString& item) @@ -281,13 +259,13 @@ int wxListBox::DoAppend(const wxString& item) #if wxUSE_OWNER_DRAWN if ( m_windowStyle & wxLB_OWNERDRAW ) { - wxOwnerDrawn *pNewItem = CreateItem(index); // dummy argument + wxOwnerDrawn *pNewItem = CreateLboxItem(index); // dummy argument pNewItem->SetName(item); - m_aItems.Add(pNewItem); + m_aItems.Insert(pNewItem, index); ListBox_SetItemData(GetHwnd(), index, pNewItem); pNewItem->SetFont(GetFont()); } -#endif +#endif // wxUSE_OWNER_DRAWN SetHorizontalExtent(item); @@ -312,31 +290,18 @@ void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData) ListBox_AddString(GetHwnd(), choices[i]); if ( clientData ) { -#if wxUSE_OWNER_DRAWN - if ( m_windowStyle & wxLB_OWNERDRAW ) - { - wxASSERT_MSG(clientData[i] == NULL, - wxT("Can't use client data with owner-drawn listboxes")); - } - ListBox_SetItemData(GetHwnd(), i, clientData[i]); -#else // !wxUSE_OWNER_DRAWN - ListBox_SetItemData(GetHwnd(), i, clientData[i]); -#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN + SetClientData(i, clientData[i]); } } #if wxUSE_OWNER_DRAWN if ( m_windowStyle & wxLB_OWNERDRAW ) { // first delete old items - size_t ui = m_aItems.Count(); - while ( ui-- != 0 ) { - delete m_aItems[ui]; - } - m_aItems.Empty(); + WX_CLEAR_ARRAY(m_aItems); // then create new ones - for ( ui = 0; ui < (size_t)m_noItems; ui++ ) { - wxOwnerDrawn *pNewItem = CreateItem(ui); + for ( size_t ui = 0; ui < (size_t)m_noItems; ui++ ) { + wxOwnerDrawn *pNewItem = CreateLboxItem(ui); pNewItem->SetName(choices[ui]); m_aItems.Add(pNewItem); ListBox_SetItemData(GetHwnd(), ui, pNewItem); @@ -377,12 +342,7 @@ void wxListBox::Free() #if wxUSE_OWNER_DRAWN if ( m_windowStyle & wxLB_OWNERDRAW ) { - size_t uiCount = m_aItems.Count(); - while ( uiCount-- != 0 ) { - delete m_aItems[uiCount]; - } - - m_aItems.Clear(); + WX_CLEAR_ARRAY(m_aItems); } else #endif // wxUSE_OWNER_DRAWN @@ -454,11 +414,6 @@ void wxListBox::DoSetItemClientData(int n, void *clientData) wxLogDebug(wxT("LB_SETITEMDATA failed")); } -bool wxListBox::HasMultipleSelection() const -{ - return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED); -} - // Return number of selections and an array of selected integers int wxListBox::GetSelections(wxArrayInt& aSelections) const { @@ -466,21 +421,32 @@ int wxListBox::GetSelections(wxArrayInt& aSelections) const if ( HasMultipleSelection() ) { - int no_sel = ListBox_GetSelCount(GetHwnd()); - if (no_sel != 0) { - int *selections = new int[no_sel]; - int rc = ListBox_GetSelItems(GetHwnd(), no_sel, selections); - - wxCHECK_MSG(rc != LB_ERR, -1, wxT("ListBox_GetSelItems failed")); + int countSel = ListBox_GetSelCount(GetHwnd()); + if ( countSel == LB_ERR ) + { + wxLogDebug(_T("ListBox_GetSelCount failed")); + } + else if ( countSel != 0 ) + { + int *selections = new int[countSel]; - aSelections.Alloc(no_sel); - for ( int n = 0; n < no_sel; n++ ) - aSelections.Add(selections[n]); + if ( ListBox_GetSelItems(GetHwnd(), + countSel, selections) == LB_ERR ) + { + wxLogDebug(wxT("ListBox_GetSelItems failed")); + countSel = -1; + } + else + { + aSelections.Alloc(countSel); + for ( int n = 0; n < countSel; n++ ) + aSelections.Add(selections[n]); + } delete [] selections; } - return no_sel; + return countSel; } else // single-selection listbox { @@ -504,15 +470,14 @@ int wxListBox::GetSelection() const // Find string for position wxString wxListBox::GetString(int N) const { - wxCHECK_MSG( N >= 0 && N < m_noItems, "", + wxCHECK_MSG( N >= 0 && N < m_noItems, wxEmptyString, wxT("invalid index in wxListBox::GetClientData") ); int len = ListBox_GetTextLen(GetHwnd(), N); // +1 for terminating NUL wxString result; - ListBox_GetText(GetHwnd(), N, result.GetWriteBuf(len + 1)); - result.UngetWriteBuf(); + ListBox_GetText(GetHwnd(), N, wxStringBuffer(result, len + 1)); return result; } @@ -525,7 +490,22 @@ wxListBox::DoInsertItems(const wxArrayString& items, int pos) int nItems = items.GetCount(); for ( int i = 0; i < nItems; i++ ) - ListBox_InsertString(GetHwnd(), i + pos, items[i]); + { + int idx = ListBox_InsertString(GetHwnd(), i + pos, items[i]); + +#if wxUSE_OWNER_DRAWN + if ( m_windowStyle & wxLB_OWNERDRAW ) + { + wxOwnerDrawn *pNewItem = CreateLboxItem(idx); + pNewItem->SetName(items[i]); + pNewItem->SetFont(GetFont()); + m_aItems.Insert(pNewItem, idx); + + ListBox_SetItemData(GetHwnd(), idx, pNewItem); + } +#endif // wxUSE_OWNER_DRAWN + } + m_noItems += nItems; SetHorizontalExtent(); @@ -541,9 +521,9 @@ void wxListBox::SetString(int N, const wxString& s) void *oldData = NULL; wxClientData *oldObjData = NULL; - if ( m_clientDataItemsType == ClientData_Void ) + if ( m_clientDataItemsType == wxClientData_Void ) oldData = GetClientData(N); - else if ( m_clientDataItemsType == ClientData_Object ) + else if ( m_clientDataItemsType == wxClientData_Object ) oldObjData = GetClientObject(N); // delete and recreate it @@ -567,8 +547,13 @@ void wxListBox::SetString(int N, const wxString& s) #if wxUSE_OWNER_DRAWN if ( m_windowStyle & wxLB_OWNERDRAW ) + { // update item's text m_aItems[N]->SetName(s); + + // reassign the item's data + ListBox_SetItemData(GetHwnd(), N, m_aItems[N]); + } #endif //USE_OWNER_DRAWN } @@ -620,13 +605,15 @@ void wxListBox::SetHorizontalExtent(const wxString& s) oldFont = (HFONT) ::SelectObject(dc, (HFONT) GetFont().GetResourceHandle()); GetTextMetrics(dc, &lpTextMetric); - int i; - for (i = 0; i < m_noItems; i++) + + // FIXME: buffer overflow!! + wxChar buf[1024]; + for (int i = 0; i < m_noItems; i++) { - int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LONG)wxBuffer); - wxBuffer[len] = 0; + int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LPARAM)buf); + buf[len] = 0; SIZE extentXY; - ::GetTextExtentPoint(dc, (LPTSTR)wxBuffer, len, &extentXY); + ::GetTextExtentPoint(dc, buf, len, &extentXY); int extentX = (int)(extentXY.cx + lpTextMetric.tmAveCharWidth); if (extentX > largestExtent) largestExtent = extentX; @@ -695,20 +682,17 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) wxCommandEvent event(evtType, m_windowId); event.SetEventObject( this ); - wxArrayInt aSelections; - int n, count = GetSelections(aSelections); - if ( count > 0 ) + // retrieve the affected item + int n = SendMessage(GetHwnd(), LB_GETCARETINDEX, 0, 0); + if ( n != LB_ERR ) { - n = aSelections[0]; if ( HasClientObjectData() ) event.SetClientObject( GetClientObject(n) ); else if ( HasClientUntypedData() ) event.SetClientData( GetClientData(n) ); + event.SetString( GetString(n) ); - } - else - { - n = -1; + event.SetExtraLong( HasMultipleSelection() ? IsSelected(n) : TRUE ); } event.m_commandInt = n; @@ -741,11 +725,15 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item) MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item; +#ifdef __WXWINCE__ + HDC hdc = GetDC(NULL); +#else HDC hdc = CreateIC(wxT("DISPLAY"), NULL, NULL, 0); +#endif wxDC dc; dc.SetHDC((WXHDC)hdc); - dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_ANSI_VAR_FONT)); + dc.SetFont(wxSystemSettings::GetFont(wxSYS_ANSI_VAR_FONT)); pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE; pStruct->itemWidth = dc.GetCharWidth(); @@ -785,5 +773,6 @@ bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item) (wxOwnerDrawn::wxODStatus)pStruct->itemState); } -#endif - // wxUSE_OWNER_DRAWN +#endif // wxUSE_OWNER_DRAWN + +#endif // wxUSE_LISTBOX