X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/56a44c64517cc79a1afead0e9397da740b1bc79d..0aed40087460f9424a6d948282ffa4cb5c798cc6:/src/msw/listbox.cpp diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp index 6c82458ece..7abbf18e2b 100644 --- a/src/msw/listbox.cpp +++ b/src/msw/listbox.cpp @@ -9,10 +9,6 @@ // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "listbox.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -43,10 +39,6 @@ #include "wx/ownerdrw.h" #endif -#ifdef __GNUWIN32_OLD__ - #include "wx/msw/gnuwin32/extra.h" -#endif - #if wxUSE_EXTENDED_RTTI WX_DEFINE_FLAGS( wxListBoxStyle ) @@ -59,7 +51,7 @@ wxBEGIN_FLAGS( wxListBoxStyle ) wxFLAGS_MEMBER(wxBORDER_RAISED) wxFLAGS_MEMBER(wxBORDER_STATIC) wxFLAGS_MEMBER(wxBORDER_NONE) - + // old style border flags wxFLAGS_MEMBER(wxSIMPLE_BORDER) wxFLAGS_MEMBER(wxSUNKEN_BORDER) @@ -91,28 +83,28 @@ wxEND_FLAGS( wxListBoxStyle ) IMPLEMENT_DYNAMIC_CLASS_XTI(wxListBox, wxControl,"wx/listbox.h") wxBEGIN_PROPERTIES_TABLE(wxListBox) - wxEVENT_PROPERTY( Select , wxEVT_COMMAND_LISTBOX_SELECTED , wxCommandEvent ) - wxEVENT_PROPERTY( DoubleClick , wxEVT_COMMAND_LISTBOX_DOUBLECLICKED , wxCommandEvent ) + wxEVENT_PROPERTY( Select , wxEVT_COMMAND_LISTBOX_SELECTED , wxCommandEvent ) + wxEVENT_PROPERTY( DoubleClick , wxEVT_COMMAND_LISTBOX_DOUBLECLICKED , wxCommandEvent ) wxPROPERTY( Font , wxFont , SetFont , GetFont , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings, 0 /*flags*/ , wxT("Helpstring") , wxT("group") ) - wxPROPERTY( Selection ,int, SetSelection, GetSelection, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") ) + wxPROPERTY( Selection ,int, SetSelection, GetSelection, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") ) wxPROPERTY_FLAGS( WindowStyle , wxListBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style wxEND_PROPERTIES_TABLE() wxBEGIN_HANDLERS_TABLE(wxListBox) wxEND_HANDLERS_TABLE() -wxCONSTRUCTOR_4( wxListBox , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size ) +wxCONSTRUCTOR_4( wxListBox , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size ) #else IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) #endif /* TODO PROPERTIES - selection - content - item + selection + content + item */ // ============================================================================ @@ -127,7 +119,7 @@ public: wxListBoxItem(const wxString& str = wxEmptyString); }; -wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE) +wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, false) { // no bitmaps/checkmarks SetMarginWidth(0); @@ -184,6 +176,9 @@ bool wxListBox::Create(wxWindow *parent, Append(choices[i]); } + // now we can compute our best size correctly, so do it if necessary + SetBestSize(size); + return true; } @@ -280,6 +275,8 @@ void wxListBox::Delete(int N) m_noItems--; SetHorizontalExtent(wxEmptyString); + + InvalidateBestSize(); } int wxListBox::DoAppend(const wxString& item) @@ -299,6 +296,7 @@ int wxListBox::DoAppend(const wxString& item) SetHorizontalExtent(item); + InvalidateBestSize(); return index; } @@ -346,11 +344,17 @@ void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData) // show the listbox back if we hid it ShowWindow(GetHwnd(), SW_SHOW); } + + InvalidateBestSize(); } -int wxListBox::FindString(const wxString& s) const +int wxListBox::FindString(const wxString& s, bool bCase) const { - int pos = ListBox_FindStringExact(GetHwnd(), (WPARAM)-1, s); + // back to base class search for not native search type + if (bCase) + return wxItemContainerImmutable::FindString( s, bCase ); + + int pos = ListBox_FindStringExact(GetHwnd(), -1, s); if (pos == LB_ERR) return wxNOT_FOUND; else @@ -365,6 +369,8 @@ void wxListBox::Clear() m_noItems = 0; SetHorizontalExtent(); + + InvalidateBestSize(); } void wxListBox::Free() @@ -385,9 +391,9 @@ void wxListBox::Free() } } -void wxListBox::SetSelection(int N, bool select) +void wxListBox::DoSetSelection(int N, bool select) { - wxCHECK_RET( N == wxNOT_FOUND || + wxCHECK_RET( N == wxNOT_FOUND || (N >= 0 && N < m_noItems), wxT("invalid index in wxListBox::SetSelection") ); @@ -403,10 +409,10 @@ void wxListBox::SetSelection(int N, bool select) bool wxListBox::IsSelected(int N) const { - wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE, + wxCHECK_MSG( N >= 0 && N < m_noItems, false, wxT("invalid index in wxListBox::Selected") ); - return SendMessage(GetHwnd(), LB_GETSEL, N, 0) == 0 ? FALSE : TRUE; + return SendMessage(GetHwnd(), LB_GETSEL, N, 0) == 0 ? false : true; } wxClientData* wxListBox::DoGetItemClientObject(int n) const @@ -502,13 +508,13 @@ int wxListBox::GetSelection() const wxString wxListBox::GetString(int N) const { wxCHECK_MSG( N >= 0 && N < m_noItems, wxEmptyString, - wxT("invalid index in wxListBox::GetClientData") ); + wxT("invalid index in wxListBox::GetString") ); int len = ListBox_GetTextLen(GetHwnd(), N); // +1 for terminating NUL wxString result; - ListBox_GetText(GetHwnd(), N, wxStringBuffer(result, len + 1)); + ListBox_GetText(GetHwnd(), N, (wxChar*)wxStringBuffer(result, len + 1)); return result; } @@ -534,12 +540,26 @@ wxListBox::DoInsertItems(const wxArrayString& items, int pos) ListBox_SetItemData(GetHwnd(), idx, pNewItem); } +#else + wxUnusedVar(idx); #endif // wxUSE_OWNER_DRAWN } m_noItems += nItems; SetHorizontalExtent(); + + InvalidateBestSize(); +} + +int wxListBox::DoListHitTest(const wxPoint& point) const +{ + LRESULT lRes = ::SendMessage(GetHwnd(), LB_ITEMFROMPOINT, + 0L, MAKELONG(point.x, point.y)); + + // non zero high-order word means that this item is outside of the client + // area, IOW the point is outside of the listbox + return HIWORD(lRes) ? wxNOT_FOUND : lRes; } void wxListBox::SetString(int N, const wxString& s) @@ -586,6 +606,8 @@ void wxListBox::SetString(int N, const wxString& s) // we may have lost the selection if ( wasSelected ) Select(N); + + InvalidateBestSize(); } int wxListBox::GetCount() const @@ -607,17 +629,17 @@ void wxListBox::SetHorizontalExtent(const wxString& s) return; TEXTMETRIC lpTextMetric; - if ( !s.IsEmpty() ) + if ( !s.empty() ) { int existingExtent = (int)SendMessage(GetHwnd(), LB_GETHORIZONTALEXTENT, 0, 0L); HDC dc = GetWindowDC(GetHwnd()); HFONT oldFont = 0; - if (GetFont().Ok() && GetFont().GetResourceHandle()) + if (GetFont().Ok() && GetFont().GetResourceHandle() != 0) oldFont = (HFONT) ::SelectObject(dc, (HFONT) GetFont().GetResourceHandle()); GetTextMetrics(dc, &lpTextMetric); SIZE extentXY; - ::GetTextExtentPoint(dc, (LPTSTR) (const wxChar *)s, s.Length(), &extentXY); + ::GetTextExtentPoint32(dc, (LPTSTR) (const wxChar *)s, s.Length(), &extentXY); int extentX = (int)(extentXY.cx + lpTextMetric.tmAveCharWidth); if (oldFont) @@ -632,19 +654,16 @@ void wxListBox::SetHorizontalExtent(const wxString& s) int largestExtent = 0; HDC dc = GetWindowDC(GetHwnd()); HFONT oldFont = 0; - if (GetFont().Ok() && GetFont().GetResourceHandle()) + if (GetFont().Ok() && GetFont().GetResourceHandle() != 0) oldFont = (HFONT) ::SelectObject(dc, (HFONT) GetFont().GetResourceHandle()); GetTextMetrics(dc, &lpTextMetric); - // FIXME: buffer overflow!! - wxChar buf[1024]; for (int i = 0; i < m_noItems; i++) { - int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LPARAM)buf); - buf[len] = 0; + wxString str = GetString(i); SIZE extentXY; - ::GetTextExtentPoint(dc, buf, len, &extentXY); + ::GetTextExtentPoint32(dc, str.c_str(), str.length(), &extentXY); int extentX = (int)(extentXY.cx + lpTextMetric.tmAveCharWidth); if (extentX > largestExtent) largestExtent = extentX; @@ -677,16 +696,21 @@ wxSize wxListBox::DoGetBestSize() const // the listbox should be slightly larger than the widest string int cx, cy; - wxGetCharSize(GetHWND(), &cx, &cy, &GetFont()); + wxGetCharSize(GetHWND(), &cx, &cy, GetFont()); wListbox += 3*cx; + // Add room for the scrollbar + wListbox += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); + // don't make the listbox too tall (limit height to 10 items) but don't // make it too small neither int hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)* wxMin(wxMax(m_noItems, 3), 10); - return wxSize(wListbox, hListbox); + wxSize best(wListbox, hListbox); + CacheBestSize(best); + return best; } // ---------------------------------------------------------------------------- @@ -707,7 +731,7 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) else { // some event we're not interested in - return FALSE; + return false; } wxCommandEvent event(evtType, m_windowId); @@ -723,10 +747,10 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) event.SetClientData( GetClientData(n) ); event.SetString( GetString(n) ); - event.SetExtraLong( HasMultipleSelection() ? IsSelected(n) : TRUE ); + event.SetExtraLong( HasMultipleSelection() ? IsSelected(n) : true ); } - event.m_commandInt = n; + event.SetInt(n); return GetEventHandler()->ProcessEvent(event); } @@ -752,7 +776,7 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item) { // only owner-drawn control should receive this message - wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE ); + wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), false ); MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item; @@ -762,42 +786,46 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item) HDC hdc = CreateIC(wxT("DISPLAY"), NULL, NULL, 0); #endif - wxDC dc; - dc.SetHDC((WXHDC)hdc); - dc.SetFont(wxSystemSettings::GetFont(wxSYS_ANSI_VAR_FONT)); - - pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE; - pStruct->itemWidth = dc.GetCharWidth(); + { + wxDCTemp dc((WXHDC)hdc); + dc.SetFont(GetFont()); - dc.SetHDC(0); + pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE; + pStruct->itemWidth = dc.GetCharWidth(); + } +#ifdef __WXWINCE__ + ReleaseDC(NULL, hdc); +#else DeleteDC(hdc); +#endif - return TRUE; + return true; } // forward the message to the appropriate item bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item) { // only owner-drawn control should receive this message - wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE ); + wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), false ); DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item; UINT itemID = pStruct->itemID; // the item may be -1 for an empty listbox if ( itemID == (UINT)-1 ) - return FALSE; + return false; long data = ListBox_GetItemData(GetHwnd(), pStruct->itemID); - wxCHECK( data && (data != LB_ERR), FALSE ); + wxCHECK( data && (data != LB_ERR), false ); wxListBoxItem *pItem = (wxListBoxItem *)data; wxDCTemp dc((WXHDC)pStruct->hDC); - wxRect rect(wxPoint(pStruct->rcItem.left, pStruct->rcItem.top), - wxPoint(pStruct->rcItem.right, pStruct->rcItem.bottom)); + wxPoint pt1(pStruct->rcItem.left, pStruct->rcItem.top); + wxPoint pt2(pStruct->rcItem.right, pStruct->rcItem.bottom); + wxRect rect(pt1, pt2); return pItem->OnDrawItem(dc, rect, (wxOwnerDrawn::wxODAction)pStruct->itemAction,