X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f6bcfd974ef26faf6f91a62cac09827e09463fd1..8b3fddc49326c0b6019cd7082218726aa17a5727:/src/msw/listbox.cpp diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp index 3594e49841..24954256fd 100644 --- a/src/msw/listbox.cpp +++ b/src/msw/listbox.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: listbox.cpp +// Name: src/msw/listbox.cpp // Purpose: wxListBox // Author: Julian Smart // Modified by: Vadim Zeitlin (owner drawn stuff) @@ -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" @@ -32,6 +31,9 @@ #include "wx/utils.h" #endif +#include "wx/window.h" +#include "wx/msw/private.h" + #include #ifdef __WXWINE__ @@ -100,7 +102,7 @@ wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE) SetMarginWidth(0); } -wxOwnerDrawn *wxListBox::CreateItem(size_t n) +wxOwnerDrawn *wxListBox::CreateItem(size_t WXUNUSED(n)) { return new wxListBoxItem(); } @@ -143,8 +145,7 @@ 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; @@ -157,6 +158,12 @@ bool wxListBox::Create(wxWindow *parent, DWORD wstyle = WS_VISIBLE | WS_VSCROLL | WS_TABSTOP | LBS_NOTIFY | LBS_HASSTRINGS /* | WS_CLIPSIBLINGS */; + + wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED), + _T("only one of listbox selection modes can be specified") ); + if ( m_windowStyle & wxCLIP_SIBLINGS ) + wstyle |= WS_CLIPSIBLINGS; + if (m_windowStyle & wxLB_MULTIPLE) wstyle |= LBS_MULTIPLESEL; else if (m_windowStyle & wxLB_EXTENDED) @@ -231,7 +238,7 @@ wxListBox::~wxListBox() void wxListBox::SetupColours() { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); SetForegroundColour(GetParent()->GetForegroundColour()); } @@ -307,8 +314,12 @@ void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData) if ( clientData ) { #if wxUSE_OWNER_DRAWN - wxASSERT_MSG(clientData[i] == NULL, - wxT("Can't use client data with owner-drawn listboxes")); + 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 @@ -444,11 +455,6 @@ 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 { @@ -531,9 +537,9 @@ 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 @@ -557,8 +563,12 @@ 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 } @@ -653,7 +663,10 @@ wxSize wxListBox::DoGetBestSize() const wListbox += 3*cx; - int hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)*(wxMax(m_noItems, 7)); + // 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); } @@ -664,41 +677,43 @@ wxSize wxListBox::DoGetBestSize() const bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) { + wxEventType evtType; if ( param == LBN_SELCHANGE ) { - wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId); - event.SetEventObject( this ); - - wxArrayInt aSelections; - int n, count = GetSelections(aSelections); - if ( count > 0 ) - { - n = aSelections[0]; - if ( HasClientObjectData() ) - event.SetClientObject( GetClientObject(n) ); - else if ( HasClientUntypedData() ) - event.SetClientData( GetClientData(n) ); - event.SetString( GetString(n) ); - } - else - { - n = -1; - } - - event.m_commandInt = n; - - return GetEventHandler()->ProcessEvent(event); + evtType = wxEVT_COMMAND_LISTBOX_SELECTED; } else if ( param == LBN_DBLCLK ) { - wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId); - event.SetEventObject( this ); + evtType = wxEVT_COMMAND_LISTBOX_DOUBLECLICKED; + } + else + { + // some event we're not interested in + return FALSE; + } - return GetEventHandler()->ProcessEvent(event); + wxCommandEvent event(evtType, m_windowId); + event.SetEventObject( this ); + + wxArrayInt aSelections; + int n, count = GetSelections(aSelections); + if ( count > 0 ) + { + n = aSelections[0]; + if ( HasClientObjectData() ) + event.SetClientObject( GetClientObject(n) ); + else if ( HasClientUntypedData() ) + event.SetClientData( GetClientData(n) ); + event.SetString( GetString(n) ); } - //else: + else + { + n = -1; + } + + event.m_commandInt = n; - return FALSE; + return GetEventHandler()->ProcessEvent(event); } // ---------------------------------------------------------------------------- @@ -730,7 +745,7 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item) 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(); @@ -761,15 +776,15 @@ bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item) wxListBoxItem *pItem = (wxListBoxItem *)data; - wxDC dc; - dc.SetHDC((WXHDC)pStruct->hDC, FALSE); + wxDCTemp dc((WXHDC)pStruct->hDC); wxRect rect(wxPoint(pStruct->rcItem.left, pStruct->rcItem.top), wxPoint(pStruct->rcItem.right, pStruct->rcItem.bottom)); return pItem->OnDrawItem(dc, rect, - (wxOwnerDrawn::wxODAction)pStruct->itemAction, - (wxOwnerDrawn::wxODStatus)pStruct->itemState); + (wxOwnerDrawn::wxODAction)pStruct->itemAction, + (wxOwnerDrawn::wxODStatus)pStruct->itemState); } -#endif - // wxUSE_OWNER_DRAWN +#endif // wxUSE_OWNER_DRAWN + +#endif // wxUSE_LISTBOX