X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cd91632c368b989519dd33a65566a88325a5e0b8..2c750daecddf6d69364e66e6465113ad9b9454a5:/src/msw/radiobox.cpp?ds=sidebyside diff --git a/src/msw/radiobox.cpp b/src/msw/radiobox.cpp index 6f63ec57b4..70665bdf84 100644 --- a/src/msw/radiobox.cpp +++ b/src/msw/radiobox.cpp @@ -1,734 +1,923 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: radiobox.cpp -// Purpose: wxRadioBox +// Name: src/msw/radiobox.cpp +// Purpose: wxRadioBox implementation // Author: Julian Smart // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "radiobox.h" -#endif +// =========================================================================== +// declarations +// =========================================================================== + +// --------------------------------------------------------------------------- +// headers +// --------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WX_PRECOMP -#include -#include "wx/setup.h" +#if wxUSE_RADIOBOX + #include "wx/radiobox.h" + +#ifndef WX_PRECOMP + #include "wx/hashmap.h" + #include "wx/bitmap.h" + #include "wx/brush.h" + #include "wx/settings.h" + #include "wx/log.h" #endif -#include "wx/msw/private.h" +#include "wx/msw/subwin.h" + +#if wxUSE_TOOLTIPS + #include "wx/tooltip.h" +#endif // wxUSE_TOOLTIPS + +// TODO: wxCONSTRUCTOR +#if 0 // wxUSE_EXTENDED_RTTI +WX_DEFINE_FLAGS( wxRadioBoxStyle ) + +wxBEGIN_FLAGS( wxRadioBoxStyle ) + // new style border flags, we put them first to + // use them for streaming out + wxFLAGS_MEMBER(wxBORDER_SIMPLE) + wxFLAGS_MEMBER(wxBORDER_SUNKEN) + wxFLAGS_MEMBER(wxBORDER_DOUBLE) + wxFLAGS_MEMBER(wxBORDER_RAISED) + wxFLAGS_MEMBER(wxBORDER_STATIC) + wxFLAGS_MEMBER(wxBORDER_NONE) + + // old style border flags + wxFLAGS_MEMBER(wxSIMPLE_BORDER) + wxFLAGS_MEMBER(wxSUNKEN_BORDER) + wxFLAGS_MEMBER(wxDOUBLE_BORDER) + wxFLAGS_MEMBER(wxRAISED_BORDER) + wxFLAGS_MEMBER(wxSTATIC_BORDER) + wxFLAGS_MEMBER(wxBORDER) + + // standard window styles + wxFLAGS_MEMBER(wxTAB_TRAVERSAL) + wxFLAGS_MEMBER(wxCLIP_CHILDREN) + wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) + wxFLAGS_MEMBER(wxWANTS_CHARS) + wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) + wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) + wxFLAGS_MEMBER(wxVSCROLL) + wxFLAGS_MEMBER(wxHSCROLL) + + wxFLAGS_MEMBER(wxRA_SPECIFY_COLS) + wxFLAGS_MEMBER(wxRA_SPECIFY_ROWS) +wxEND_FLAGS( wxRadioBoxStyle ) + +IMPLEMENT_DYNAMIC_CLASS_XTI(wxRadioBox, wxControl,"wx/radiobox.h") + +wxBEGIN_PROPERTIES_TABLE(wxRadioBox) + wxEVENT_PROPERTY( Select , wxEVT_RADIOBOX , wxCommandEvent ) + wxPROPERTY_FLAGS( WindowStyle , wxRadioBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style +wxEND_PROPERTIES_TABLE() -#if !USE_SHARED_LIBRARY +#else IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) #endif -bool wxRadioBox::MSWCommand(WXUINT param, WXWORD id) +/* + selection + content + label + dimension + item +*/ + +// --------------------------------------------------------------------------- +// private functions +// --------------------------------------------------------------------------- + +// wnd proc for radio buttons +LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd, + UINT message, + WPARAM wParam, + LPARAM lParam); + +// --------------------------------------------------------------------------- +// global vars +// --------------------------------------------------------------------------- + +namespace { - if (param == BN_CLICKED) - { -#ifdef __WIN32__ - int i; - for (i = 0; i < m_noItems; i++) - if (id == GetWindowLong((HWND) m_radioButtons[i], GWL_ID)) - m_selectedButton = i; -#else - int i; - for (i = 0; i < m_noItems; i++) - if (id == GetWindowWord((HWND) m_radioButtons[i], GWW_ID)) - m_selectedButton = i; -#endif - wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId); - event.SetInt( m_selectedButton ); - event.SetEventObject( this ); - ProcessCommand(event); - return TRUE; - } - else return FALSE; -} +// the pointer to standard radio button wnd proc +WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL; + +// Hash allowing to find wxRadioBox containing the given radio button by its +// HWND. This is used by (subclassed) radio button window proc to find the +// radio box it belongs to. +WX_DECLARE_HASH_MAP(HWND, wxRadioBox *, + wxPointerHash, wxPointerEqual, + RadioBoxFromButton); -#if WXWIN_COMPATIBILITY -wxRadioBox::wxRadioBox(wxWindow *parent, wxFunction func, const char *title, - int x, int y, int width, int height, - int n, char **choices, - int majorDim, long style, const char *name) +RadioBoxFromButton gs_boxFromButton; + +} // anonymous namespace + +// =========================================================================== +// implementation +// =========================================================================== + +/* static */ +wxRadioBox* wxRadioBox::GetFromRadioButtonHWND(WXHWND hwnd) { - wxString *choices2 = new wxString[n]; - for ( int i = 0; i < n; i ++) choices2[i] = choices[i]; - Create(parent, -1, title, wxPoint(x, y), wxSize(width, height), n, choices2, majorDim, style, - wxDefaultValidator, name); - Callback(func); - delete choices2; + const RadioBoxFromButton::const_iterator it = gs_boxFromButton.find(hwnd); + return it == gs_boxFromButton.end() ? NULL : it->second; } -#endif +// --------------------------------------------------------------------------- +// wxRadioBox creation +// --------------------------------------------------------------------------- // Radio box item -wxRadioBox::wxRadioBox(void) +void wxRadioBox::Init() { - m_selectedButton = -1; - m_noItems = 0; - m_noRowsOrCols = 0; - m_radioButtons = NULL; - m_majorDim = 0 ; - m_radioWidth = NULL ; - m_radioHeight = NULL ; + m_selectedButton = wxNOT_FOUND; + m_radioButtons = NULL; + m_dummyHwnd = NULL; + m_radioWidth = NULL; + m_radioHeight = NULL; } -bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title, - const wxPoint& pos, const wxSize& size, - int n, const wxString choices[], - int majorDim, long style, - const wxValidator& val, const wxString& name) +bool wxRadioBox::Create(wxWindow *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos, + const wxSize& size, + int n, + const wxString choices[], + int majorDim, + long style, + const wxValidator& val, + const wxString& name) { - m_selectedButton = -1; - m_noItems = n; - - SetName(name); - SetValidator(val); - - parent->AddChild(this); - m_backgroundColour = parent->GetDefaultBackgroundColour() ; - m_foregroundColour = parent->GetDefaultForegroundColour() ; - - m_windowStyle = (long&)style; - - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; - - if (id == -1) - m_windowId = NewControlId(); - else - m_windowId = id; - - m_noRowsOrCols = majorDim; - if (majorDim==0) - m_majorDim = n ; - else // Seemed to make sense to put this 'else' here... (RD) - m_majorDim = majorDim ; - - long msStyle = GROUP_FLAGS; - - bool want3D; - WXDWORD exStyle = Determine3DEffects(0, &want3D) ; - // Even with extended styles, need to combine with WS_BORDER - // for them to look right. - if (want3D && ((m_windowStyle & wxSIMPLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) || - (m_windowStyle & wxSUNKEN_BORDER) || (m_windowStyle & wxDOUBLE_BORDER))) - msStyle |= WS_BORDER; - - - m_hWnd = (WXHWND) CreateWindowEx((DWORD) exStyle, GROUP_CLASS, (title == "" ? NULL : (const char *)title), - msStyle, - 0,0,0,0, - (HWND) parent->GetHWND(), (HMENU) m_windowId, wxGetInstance(), NULL) ; - - HWND the_handle = (HWND) parent->GetHWND() ; - -#if CTL3D - if (want3D) - { - Ctl3dSubclassCtl((HWND) m_hWnd); - m_useCtl3D = TRUE; - } -#endif + // common initialization + if ( !wxStaticBox::Create(parent, id, title, pos, size, style, name) ) + return false; - SetFont(* parent->GetFont()); - - SubclassWin((WXHWND)m_hWnd); - - // Some radio boxes test consecutive id. - (void)NewControlId() ; - m_radioButtons = new WXHWND[n]; - m_radioWidth = new int[n] ; - m_radioHeight = new int[n] ; - int i; - for (i = 0; i < n; i++) - { - m_radioWidth[i] = m_radioHeight[i] = -1 ; - long groupStyle = 0; - if (i == 0 && style==0) - groupStyle = WS_GROUP; - long newId = NewControlId(); - long msStyle = groupStyle | RADIO_FLAGS; - - m_radioButtons[i] = (WXHWND) CreateWindowEx(exStyle, RADIO_CLASS, choices[i], - msStyle,0,0,0,0, - the_handle, (HMENU)newId, wxGetInstance(), NULL); -#if CTL3D - if (want3D) - { - Ctl3dSubclassCtl((HWND) m_hWnd); - m_useCtl3D = TRUE; - } -#endif - if (GetFont()) + // the code elsewhere in this file supposes that either wxRA_SPECIFY_COLS + // or wxRA_SPECIFY_ROWS is set, ensure that this is indeed the case + if ( !(style & (wxRA_SPECIFY_ROWS | wxRA_SPECIFY_COLS)) ) + style |= wxRA_SPECIFY_COLS; + +#if wxUSE_VALIDATORS + SetValidator(val); +#else + wxUnusedVar(val); +#endif // wxUSE_VALIDATORS/!wxUSE_VALIDATORS + + // We need an extra one to keep track of the 'dummy' item we + // create to end the radio group, so it will be destroyed and + // it's id will be released. But we want it separate from the + // other buttons since the wxSubwindows will operate on it as + // well and we just want to ignore it until destroying it. + // For instance, we don't want the bounding box of the radio + // buttons to include the dummy button + m_radioButtons = new wxSubwindows(n); + + m_radioWidth = new int[n]; + m_radioHeight = new int[n]; + + for ( int i = 0; i < n; i++ ) { - SendMessage((HWND)m_radioButtons[i],WM_SETFONT, - (WPARAM)GetFont()->GetResourceHandle(),0L); + m_radioWidth[i] = + m_radioHeight[i] = wxDefaultCoord; + long styleBtn = BS_AUTORADIOBUTTON | WS_TABSTOP | WS_CHILD | WS_VISIBLE; + if ( i == 0 ) + styleBtn |= WS_GROUP; + + wxWindowIDRef subid = NewControlId(); + + HWND hwndBtn = ::CreateWindow(wxT("BUTTON"), + choices[i].t_str(), + styleBtn, + 0, 0, 0, 0, // will be set in SetSize() + GetHwndOf(parent), + (HMENU)wxUIntToPtr(subid.GetValue()), + wxGetInstance(), + NULL); + + if ( !hwndBtn ) + { + wxLogLastError(wxT("CreateWindow(radio btn)")); + + return false; + } + + // Keep track of the subwindow + m_radioButtons->Set(i, hwndBtn, subid); + + SubclassRadioButton((WXHWND)hwndBtn); + + // Also, make it a subcontrol of this control + m_subControls.Add(subid); } - m_subControls.Append((wxObject *)newId); - } - // Create a dummy radio control to end the group. - (void)CreateWindowEx(0, RADIO_CLASS, "", WS_GROUP|RADIO_FLAGS, 0,0,0,0, the_handle, (HMENU)NewControlId(), wxGetInstance(), NULL); + // Create a dummy radio control to end the group. + m_dummyId = NewControlId(); - SetSelection(0); + m_dummyHwnd = (WXHWND)::CreateWindow(wxT("BUTTON"), + wxEmptyString, + WS_GROUP | BS_AUTORADIOBUTTON | WS_CHILD, + 0, 0, 0, 0, GetHwndOf(parent), + (HMENU)wxUIntToPtr(m_dummyId.GetValue()), + wxGetInstance(), NULL); + + + m_radioButtons->SetFont(GetFont()); + +#ifdef __WXWINCE__ + // Set the z-order correctly + SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE); +#endif - SetSize(x, y, width, height); + SetMajorDim(majorDim == 0 ? n : majorDim, style); + SetSelection(0); + SetSize(pos.x, pos.y, size.x, size.y); - return TRUE; + // Now that we have items determine what is the best size and set it. + SetInitialSize(size); + + // And update all the buttons positions to match it. + const wxSize actualSize = GetSize(); + PositionAllButtons(pos.x, pos.y, actualSize.x, actualSize.y); + + return true; } -#if 0 -bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title, - const wxPoint& pos, const wxSize& size, - int n, const wxBitmap *choices[], - int majorDim, long style, - const wxValidator& val, const wxString& name) +bool wxRadioBox::Create(wxWindow *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos, + const wxSize& size, + const wxArrayString& choices, + int majorDim, + long style, + const wxValidator& val, + const wxString& name) { - m_selectedButton = -1; - m_noRowsOrCols = 0; - m_noItems = n; - - SetName(name); - SetValidator(val); - - parent->AddChild(this); - m_backgroundColour = parent->GetDefaultBackgroundColour() ; - m_foregroundColour = parent->GetDefaultForegroundColour() ; - - m_windowStyle = (long&)style; - - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; - - if (id == -1) - m_windowId = NewControlId(); - else - m_windowId = id; - - - m_noRowsOrCols = majorDim; - if (majorDim==0) - m_majorDim = n ; - m_majorDim = majorDim ; - HWND the_handle ; - - long msStyle = GROUP_FLAGS; - - bool want3D; - WXDWORD exStyle = Determine3DEffects(0, &want3D) ; - // Even with extended styles, need to combine with WS_BORDER - // for them to look right. - if (want3D && ((m_windowStyle & wxSIMPLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) || - (m_windowStyle & wxSUNKEN_BORDER) || (m_windowStyle & wxDOUBLE_BORDER))) - msStyle |= WS_BORDER; - - m_hWnd = (WXHWND) CreateWindowEx((DWORD) exStyle, GROUP_CLASS, (title == "" ? NULL : (const char *)title), - msStyle, - 0,0,0,0, - (HWND) parent->GetHWND(), (HMENU) m_windowId, wxGetInstance(), NULL) ; - - the_handle = (HWND) parent->GetHWND(); - -#if CTL3D - if (want3D) - { - Ctl3dSubclassCtl((HWND) m_hWnd); - m_useCtl3D = TRUE; - } -#endif + wxCArrayString chs(choices); + return Create(parent, id, title, pos, size, chs.GetCount(), + chs.GetStrings(), majorDim, style, val, name); +} - SetFont(* parent->GetFont()); - - // Subclass again for purposes of dialog editing mode - SubclassWin((WXHWND)m_hWnd); - - (void)NewControlId() ; - m_radioButtons = new WXHWND[n]; - m_radioWidth = new int[n] ; - m_radioHeight = new int[n] ; - - int i; - for (i = 0; i < n; i++) - { - long groupStyle = 0; - if (i == 0 && style==0) - groupStyle = WS_GROUP; - long newId = NewControlId(); - m_radioWidth[i] = ((wxBitmap *)choices[i])->GetWidth(); - m_radioHeight[i] = ((wxBitmap *)choices[i])->GetHeight(); - char tmp[32] ; - sprintf(tmp,"Toggle%d",i) ; - long msStyle = groupStyle | RADIO_FLAGS; - m_radioButtons[i] = (WXHWND) CreateWindowEx(exStyle, RADIO_CLASS, tmp, - msStyle,0,0,0,0, - the_handle, (HMENU)newId, wxhInstance, NULL); -#if CTL3D - if (want3D) - { - Ctl3dSubclassCtl((HWND) m_hWnd); - m_useCtl3D = TRUE; - } -#endif - m_subControls.Append((wxObject *)newId); - } - // Create a dummy radio control to end the group. - (void)CreateWindowEx(0, RADIO_CLASS, "", WS_GROUP|RADIO_FLAGS, 0,0,0,0, the_handle, (HMENU)NewControlId(), wxGetInstance(), NULL); +wxRadioBox::~wxRadioBox() +{ + SendDestroyEvent(); + + // Unsubclass all the radio buttons and remove their soon-to-be-invalid + // HWNDs from the global map. Notice that we need to unsubclass because + // otherwise we'd need the entries in gs_boxFromButton for the buttons + // being deleted to handle the messages generated during their destruction. + for ( size_t item = 0; item < m_radioButtons->GetCount(); item++ ) + { + HWND hwnd = m_radioButtons->Get(item); + + wxSetWindowProc(hwnd, reinterpret_cast(s_wndprocRadioBtn)); + gs_boxFromButton.erase(hwnd); + } - SetSelection(0); + delete m_radioButtons; - SetSize(x, y, width, height); + if ( m_dummyHwnd ) + DestroyWindow((HWND)m_dummyHwnd); - return TRUE; + delete[] m_radioWidth; + delete[] m_radioHeight; } -#endif -wxRadioBox::~wxRadioBox(void) +// NB: if this code is changed, wxGetWindowForHWND() which relies on having the +// radiobox pointer in GWL_USERDATA for radio buttons must be updated too! +void wxRadioBox::SubclassRadioButton(WXHWND hWndBtn) { - m_isBeingDeleted = TRUE; - - if (m_radioButtons) - { - int i; - for (i = 0; i < m_noItems; i++) - DestroyWindow((HWND) m_radioButtons[i]); - delete[] m_radioButtons; - } - if (m_radioWidth) - delete[] m_radioWidth ; - if (m_radioHeight) - delete[] m_radioHeight ; - if (m_hWnd) - ::DestroyWindow((HWND) m_hWnd) ; - m_hWnd = 0 ; + HWND hwndBtn = (HWND)hWndBtn; + + if ( !s_wndprocRadioBtn ) + s_wndprocRadioBtn = (WXFARPROC)wxGetWindowProc(hwndBtn); + + wxSetWindowProc(hwndBtn, wxRadioBtnWndProc); + gs_boxFromButton[hwndBtn] = this; } -wxString wxRadioBox::GetLabel(int item) const +// ---------------------------------------------------------------------------- +// events generation +// ---------------------------------------------------------------------------- + +bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id_) { - GetWindowText((HWND)m_radioButtons[item], wxBuffer, 300); - return wxString(wxBuffer); + const int id = (signed short)id_; + + if ( cmd == BN_CLICKED ) + { + if (id == GetId()) + return true; + + int selectedButton = wxNOT_FOUND; + + const unsigned int count = GetCount(); + for ( unsigned int i = 0; i < count; i++ ) + { + const HWND hwndBtn = (*m_radioButtons)[i]; + if ( id == wxGetWindowId(hwndBtn) ) + { + // we can get BN_CLICKED for a button which just became focused + // but it may not be checked, in which case we shouldn't + // generate a radiobox selection changed event for it + if ( ::SendMessage(hwndBtn, BM_GETCHECK, 0, 0) == BST_CHECKED ) + selectedButton = i; + + break; + } + } + + if ( selectedButton == wxNOT_FOUND ) + { + // just ignore it - due to a hack with WM_NCHITTEST handling in our + // wnd proc, we can receive dummy click messages when we click near + // the radiobox edge (this is ugly but Julian wouldn't let me get + // rid of this...) + return false; + } + + if ( selectedButton != m_selectedButton ) + { + m_selectedButton = selectedButton; + + SendNotificationEvent(); + } + //else: don't generate events when the selection doesn't change + + return true; + } + else + return false; } -void wxRadioBox::SetLabel(int item, const wxString& label) +void wxRadioBox::Command(wxCommandEvent & event) { - m_radioWidth[item] = m_radioHeight[item] = -1 ; - SetWindowText((HWND)m_radioButtons[item], (const char *)label); + SetSelection (event.GetInt()); + SetFocus(); + ProcessCommand(event); } -void wxRadioBox::SetLabel(int item, wxBitmap *bitmap) +void wxRadioBox::SendNotificationEvent() { -/* - m_radioWidth[item] = bitmap->GetWidth() + FB_MARGIN ; - m_radioHeight[item] = bitmap->GetHeight() + FB_MARGIN ; -*/ + wxCommandEvent event(wxEVT_RADIOBOX, m_windowId); + event.SetInt( m_selectedButton ); + event.SetString(GetString(m_selectedButton)); + event.SetEventObject( this ); + ProcessCommand(event); } -int wxRadioBox::FindString(const wxString& s) const +// ---------------------------------------------------------------------------- +// simple accessors +// ---------------------------------------------------------------------------- + +unsigned int wxRadioBox::GetCount() const { - int i; - for (i = 0; i < m_noItems; i++) - { - GetWindowText((HWND) m_radioButtons[i], wxBuffer, 1000); - if (s == wxBuffer) - return i; - } - return -1; + return m_radioButtons ? m_radioButtons->GetCount() : 0u; } -void wxRadioBox::SetSelection(int N) +void wxRadioBox::SetString(unsigned int item, const wxString& label) { - if ((N < 0) || (N >= m_noItems)) - return; + wxCHECK_RET( IsValid(item), wxT("invalid radiobox index") ); + + m_radioWidth[item] = + m_radioHeight[item] = wxDefaultCoord; -// Following necessary for Win32s, because Win32s translate BM_SETCHECK - if (m_selectedButton >= 0 && m_selectedButton < m_noItems) - SendMessage((HWND) m_radioButtons[m_selectedButton], BM_SETCHECK, 0, 0L); + ::SetWindowText((*m_radioButtons)[item], label.c_str()); - SendMessage((HWND) m_radioButtons[N], BM_SETCHECK, 1, 0L); - m_selectedButton = N; + InvalidateBestSize(); } -// Get single selection, for single choice list items -int wxRadioBox::GetSelection(void) const +void wxRadioBox::SetSelection(int N) { - return m_selectedButton; + wxCHECK_RET( IsValid(N), wxT("invalid radiobox index") ); + + // unselect the old button + if ( m_selectedButton != wxNOT_FOUND ) + ::SendMessage((*m_radioButtons)[m_selectedButton], BM_SETCHECK, 0, 0L); + + // and select the new one + ::SendMessage((*m_radioButtons)[N], BM_SETCHECK, 1, 0L); + + m_selectedButton = N; } // Find string for position -wxString wxRadioBox::GetString(int N) const +wxString wxRadioBox::GetString(unsigned int item) const { - GetWindowText((HWND) m_radioButtons[N], wxBuffer, 1000); - return wxString(wxBuffer); + wxCHECK_MSG( IsValid(item), wxEmptyString, + wxT("invalid radiobox index") ); + + return wxGetWindowText((*m_radioButtons)[item]); } -void wxRadioBox::SetSize(int x, int y, int width, int height, int sizeFlags) +void wxRadioBox::SetFocus() { - int currentX, currentY; - GetPosition(¤tX, ¤tY); - int xx = x; - int yy = y; - - if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) - xx = currentX; - if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) - yy = currentY; - - AdjustForParentClientOrigin(xx, yy, sizeFlags); - - char buf[400]; - - int y_offset = yy; - int x_offset = xx; - int current_width, cyf; - - int cx1,cy1 ; - wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont()); - // Attempt to have a look coherent with other platforms: - // We compute the biggest toggle dim, then we align all - // items according this value. - int maxWidth = -1; - int maxHeight = -1 ; - - int i; - for (i = 0 ; i < m_noItems; i++) - { - int eachWidth; - int eachHeight ; - if (m_radioWidth[i]<0) + if ( GetCount() > 0 ) { - // It's a labelled toggle - GetWindowText((HWND) m_radioButtons[i], buf, 300); - GetTextExtent(buf, ¤t_width, &cyf,NULL,NULL, GetFont()); - eachWidth = (int)(current_width + RADIO_SIZE); - eachHeight = (int)((3*cyf)/2); + ::SetFocus((*m_radioButtons)[m_selectedButton == wxNOT_FOUND + ? 0 + : m_selectedButton]); } - else - { - eachWidth = m_radioWidth[i] ; - eachHeight = m_radioHeight[i] ; - } - if (maxWidth0) - y_offset += cy1/2 ; - } - } - int eachWidth ; - int eachHeight ; - if (m_radioWidth[i]<0) - { - // It's a labeled item - GetWindowText((HWND) m_radioButtons[i], buf, 300); - GetTextExtent(buf, ¤t_width, &cyf,NULL,NULL,GetFont()); - - // How do we find out radio button bitmap size!! - // By adjusting them carefully, manually :-) - eachWidth = (int)(current_width + RADIO_SIZE); - eachHeight = (int)((3*cyf)/2); - } - else - { - eachWidth = m_radioWidth[i] ; - eachHeight = m_radioHeight[i] ; - } + BOOL ret = ::ShowWindow((*m_radioButtons)[item], show ? SW_SHOW : SW_HIDE); - MoveWindow((HWND) m_radioButtons[i],x_offset,y_offset,eachWidth,eachHeight,TRUE); - if (m_windowStyle & wxRA_HORIZONTAL) + bool changed = (ret != 0) != show; + if ( changed ) { - y_offset += maxHeight; - if (m_radioWidth[0]>0) - y_offset += cy1/2 ; + InvalidateBestSize(); } - else - x_offset += maxWidth + cx1; - } + + return changed; } -void wxRadioBox::GetSize(int *width, int *height) const +bool wxRadioBox::IsItemShown(unsigned int item) const { - RECT rect; - rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1; - - if (m_hWnd) - wxFindMaxSize(m_hWnd, &rect); - - int i; - for (i = 0; i < m_noItems; i++) - wxFindMaxSize(m_radioButtons[i], &rect); - - *width = rect.right - rect.left; - *height = rect.bottom - rect.top; + wxCHECK_MSG( IsValid(item), false, + wxT("invalid item in wxRadioBox::IsItemShown()") ); + + // don't use IsWindowVisible() here because it would return false if the + // radiobox itself is hidden while we want to only return false if this + // button specifically is hidden + return (::GetWindowLong((*m_radioButtons)[item], + GWL_STYLE) & WS_VISIBLE) != 0; } -void wxRadioBox::GetPosition(int *x, int *y) const +#if wxUSE_TOOLTIPS + +bool wxRadioBox::HasToolTips() const { - wxWindow *parent = GetParent(); - RECT rect; - rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1; - - int i; - for (i = 0; i < m_noItems; i++) - wxFindMaxSize(m_radioButtons[i], &rect); - - if (m_hWnd) - wxFindMaxSize(m_hWnd, &rect); - - // Since we now have the absolute screen coords, - // if there's a parent we must subtract its top left corner - POINT point; - point.x = rect.left; - point.y = rect.top; - if (parent) - { - ::ScreenToClient((HWND) parent->GetHWND(), &point); - } - // We may be faking the client origin. - // So a window that's really at (0, 30) may appear - // (to wxWin apps) to be at (0, 0). - if (GetParent()) - { - wxPoint pt(GetParent()->GetClientAreaOrigin()); - point.x -= pt.x; - point.y -= pt.y; - } - - *x = point.x; - *y = point.y; + return wxStaticBox::HasToolTips() || wxRadioBoxBase::HasItemToolTips(); } -wxString wxRadioBox::GetLabel(void) const +void wxRadioBox::DoSetItemToolTip(unsigned int item, wxToolTip *tooltip) { - if (m_hWnd) - { - GetWindowText((HWND) m_hWnd, wxBuffer, 300); - return wxString(wxBuffer); - } - else return wxString(""); + // we have already checked for the item to be valid in wxRadioBoxBase + const HWND hwndRbtn = (*m_radioButtons)[item]; + if ( tooltip != NULL ) + tooltip->AddOtherWindow(hwndRbtn); + else // unset the tooltip + wxToolTip::Remove(hwndRbtn, 0, wxRect(0,0,0,0)); + // the second parameter can be zero since it's ignored by Remove() + // as we pass a rect for which wxRect::IsEmpty()==true... } -void wxRadioBox::SetLabel(const wxString& label) +#endif // wxUSE_TOOLTIPS + +bool wxRadioBox::Reparent(wxWindowBase *newParent) { - if (m_hWnd && label) - SetWindowText((HWND) m_hWnd, label); + if ( !wxStaticBox::Reparent(newParent) ) + { + return false; + } + + HWND hwndParent = GetHwndOf(GetParent()); + for ( size_t item = 0; item < m_radioButtons->GetCount(); item++ ) + { + ::SetParent((*m_radioButtons)[item], hwndParent); + } +#ifdef __WXWINCE__ + // put static box under the buttons in the Z-order + SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE); +#endif + return true; } -void wxRadioBox::SetFocus(void) +WX_FORWARD_STD_METHODS_TO_SUBWINDOWS(wxRadioBox, wxStaticBox, m_radioButtons) + +// ---------------------------------------------------------------------------- +// size calculations +// ---------------------------------------------------------------------------- + +wxSize wxRadioBox::GetMaxButtonSize() const { - if (m_noItems > 0) - { - if (m_selectedButton == -1) - ::SetFocus((HWND) m_radioButtons[0]); - else - ::SetFocus((HWND) m_radioButtons[m_selectedButton]); - } + // calculate the max button size + int widthMax = 0, + heightMax = 0; + const unsigned int count = GetCount(); + for ( unsigned int i = 0 ; i < count; i++ ) + { + int width, height; + if ( m_radioWidth[i] < 0 ) + { + GetTextExtent(wxGetWindowText((*m_radioButtons)[i]), &width, &height); + + // adjust the size to take into account the radio box itself + // FIXME this is totally bogus! + width += RADIO_SIZE; + height *= 3; + height /= 2; + } + else + { + width = m_radioWidth[i]; + height = m_radioHeight[i]; + } + + if ( widthMax < width ) + widthMax = width; + if ( heightMax < height ) + heightMax = height; + } + return wxSize(widthMax, heightMax); } -bool wxRadioBox::Show(bool show) +wxSize wxRadioBox::GetTotalButtonSize(const wxSize& sizeBtn) const { - int cshow; - if (show) - cshow = SW_SHOW; - else - cshow = SW_HIDE; - if (m_hWnd) - ShowWindow((HWND) m_hWnd, cshow); - int i; - for (i = 0; i < m_noItems; i++) - ShowWindow((HWND) m_radioButtons[i], cshow); - return TRUE; + // the radiobox should be big enough for its buttons + int cx1, cy1; + wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont()); + + int extraHeight = cy1; + + int height = GetRowCount() * sizeBtn.y + cy1/2 + extraHeight; + int width = GetColumnCount() * (sizeBtn.x + cx1) + cx1; + + // Add extra space under the label, if it exists. + if (!wxControl::GetLabel().empty()) + height += cy1/2; + + // and also wide enough for its label + int widthLabel; + GetTextExtent(GetLabelText(), &widthLabel, NULL); + widthLabel += RADIO_SIZE; // FIXME this is bogus too + if ( widthLabel > width ) + width = widthLabel; + + return wxSize(width, height); } -// Enable a specific button -void wxRadioBox::Enable(int item, bool enable) +wxSize wxRadioBox::DoGetBestSize() const { - if (item<0) - wxWindow::Enable(enable) ; - else if (item < m_noItems) - ::EnableWindow((HWND) m_radioButtons[item], enable); + if ( !m_radioButtons ) + { + // if we're not fully initialized yet, we can't meaningfully compute + // our best size, we'll do it later + return wxSize(1, 1); + } + + wxSize best = GetTotalButtonSize(GetMaxButtonSize()); + CacheBestSize(best); + return best; } -// Enable all controls -void wxRadioBox::Enable(bool enable) +void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) { - wxControl::Enable(enable); + if ( (width == wxDefaultCoord && (sizeFlags & wxSIZE_AUTO_WIDTH)) || + (height == wxDefaultCoord && (sizeFlags & wxSIZE_AUTO_HEIGHT)) ) + { + // Attempt to have a look coherent with other platforms: We compute the + // biggest toggle dim, then we align all items according this value. + const wxSize totSize = GetTotalButtonSize(GetMaxButtonSize()); + + // only change our width/height if asked for + if ( width == wxDefaultCoord && (sizeFlags & wxSIZE_AUTO_WIDTH) ) + width = totSize.x; - int i; - for (i = 0; i < m_noItems; i++) - ::EnableWindow((HWND) m_radioButtons[i], enable); + if ( height == wxDefaultCoord && (sizeFlags & wxSIZE_AUTO_HEIGHT) ) + height = totSize.y; + } + + wxStaticBox::DoSetSize(x, y, width, height); } -// Show a specific button -void wxRadioBox::Show(int item, bool show) +void wxRadioBox::DoMoveWindow(int x, int y, int width, int height) { - if (item<0) - wxRadioBox::Show(show) ; - else if (item < m_noItems) - { - int cshow; - if (show) - cshow = SW_SHOW; - else - cshow = SW_HIDE; - ShowWindow((HWND) m_radioButtons[item], cshow); - } + wxStaticBox::DoMoveWindow(x, y, width, height); + + PositionAllButtons(x, y, width, height); } -WXHBRUSH wxRadioBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, - WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +void +wxRadioBox::PositionAllButtons(int x, int y, int width, int WXUNUSED(height)) { -#if CTL3D - if ( m_useCtl3D ) - { - HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam); - return (WXHBRUSH) hbrush; - } -#endif + wxSize maxSize = GetMaxButtonSize(); + int maxWidth = maxSize.x, + maxHeight = maxSize.y; - if (GetParent()->GetTransparentBackground()) - SetBkMode((HDC) pDC, TRANSPARENT); - else - SetBkMode((HDC) pDC, OPAQUE); + // Now position all the buttons: the current button will be put at + // wxPoint(x_offset, y_offset) and the new row/column will start at + // startX/startY. The size of all buttons will be the same wxSize(maxWidth, + // maxHeight) except for the buttons in the last column which should extend + // to the right border of radiobox and thus can be wider than this. - ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue())); - ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue())); + // Also, remember that wxRA_SPECIFY_COLS means that we arrange buttons in + // left to right order and GetMajorDim() is the number of columns while + // wxRA_SPECIFY_ROWS means that the buttons are arranged top to bottom and + // GetMajorDim() is the number of rows. - wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID); + int cx1, cy1; + wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont()); - // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush - // has a zero usage count. -// backgroundBrush->RealizeResource(); - return (WXHBRUSH) backgroundBrush->GetResourceHandle(); -} + int x_offset = x + cx1; + int y_offset = y + cy1; -// For single selection items only -wxString wxRadioBox::GetStringSelection (void) const -{ - int sel = GetSelection (); - if (sel > -1) - return this->GetString (sel); - else - return wxString(""); -} + // Add extra space under the label, if it exists. + if (!wxControl::GetLabel().empty()) + y_offset += cy1/2; -bool wxRadioBox::SetStringSelection (const wxString& s) -{ - int sel = FindString (s); - if (sel > -1) + int startX = x_offset; + int startY = y_offset; + + const unsigned int count = GetCount(); + for (unsigned int i = 0; i < count; i++) { - SetSelection (sel); - return TRUE; + // the last button in the row may be wider than the other ones as the + // radiobox may be wider than the sum of the button widths (as it + // happens, for example, when the radiobox label is very long) + bool isLastInTheRow; + if ( m_windowStyle & wxRA_SPECIFY_COLS ) + { + // item is the last in its row if it is a multiple of the number of + // columns or if it is just the last item + unsigned int n = i + 1; + isLastInTheRow = ((n % GetMajorDim()) == 0) || (n == count); + } + else // wxRA_SPECIFY_ROWS + { + // item is the last in the row if it is in the last columns + isLastInTheRow = i >= (count/GetMajorDim())*GetMajorDim(); + } + + // is this the start of new row/column? + if ( i && (i % GetMajorDim() == 0) ) + { + if ( m_windowStyle & wxRA_SPECIFY_ROWS ) + { + // start of new column + y_offset = startY; + x_offset += maxWidth + cx1; + } + else // start of new row + { + x_offset = startX; + y_offset += maxHeight; + if (m_radioWidth[0]>0) + y_offset += cy1/2; + } + } + + int widthBtn; + if ( isLastInTheRow ) + { + // make the button go to the end of radio box + widthBtn = startX + width - x_offset - 2*cx1; + if ( widthBtn < maxWidth ) + widthBtn = maxWidth; + } + else + { + // normal button, always of the same size + widthBtn = maxWidth; + } + + // make all buttons of the same, maximal size - like this they cover + // the radiobox entirely and the radiobox tooltips are always shown + // (otherwise they are not when the mouse pointer is in the radiobox + // part not belonging to any radiobutton) + DoMoveSibling((*m_radioButtons)[i], x_offset, y_offset, widthBtn, maxHeight); + + // where do we put the next button? + if ( m_windowStyle & wxRA_SPECIFY_ROWS ) + { + // below this one + y_offset += maxHeight; + if (m_radioWidth[0]>0) + y_offset += cy1/2; + } + else + { + // to the right of this one + x_offset += widthBtn + cx1; + } } - else - return FALSE; } -bool wxRadioBox::ContainsHWND(WXHWND hWnd) const +int wxRadioBox::GetItemFromPoint(const wxPoint& pt) const { - int i; - for (i = 0; i < Number(); i++) - if (GetRadioButtons()[i] == hWnd) - return TRUE; - return FALSE; + const unsigned int count = GetCount(); + for ( unsigned int i = 0; i < count; i++ ) + { + RECT rect = wxGetWindowRect((*m_radioButtons)[i]); + + if ( rect.left <= pt.x && pt.x < rect.right && + rect.top <= pt.y && pt.y < rect.bottom ) + { + return i; + } + } + + return wxNOT_FOUND; } -void wxRadioBox::Command (wxCommandEvent & event) +// ---------------------------------------------------------------------------- +// radio box drawing +// ---------------------------------------------------------------------------- + +#ifndef __WXWINCE__ + +WXHRGN wxRadioBox::MSWGetRegionWithoutChildren() { - SetSelection (event.m_commandInt); - ProcessCommand (event); + RECT rc; + ::GetWindowRect(GetHwnd(), &rc); + HRGN hrgn = ::CreateRectRgn(rc.left, rc.top, rc.right + 1, rc.bottom + 1); + + const unsigned int count = GetCount(); + for ( unsigned int i = 0; i < count; ++i ) + { + // don't clip out hidden children + if ( !IsItemShown(i) ) + continue; + + ::GetWindowRect((*m_radioButtons)[i], &rc); + AutoHRGN hrgnchild(::CreateRectRgnIndirect(&rc)); + ::CombineRgn(hrgn, hrgn, hrgnchild, RGN_DIFF); + } + + return (WXHRGN)hrgn; } -long wxRadioBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +#endif // __WXWINCE__ + +// --------------------------------------------------------------------------- +// window proc for radio buttons +// --------------------------------------------------------------------------- + +LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd, + UINT message, + WPARAM wParam, + LPARAM lParam) { - if (nMsg == WM_NCHITTEST) - { - int xPos = LOWORD(lParam); // horizontal position of cursor - int yPos = HIWORD(lParam); // vertical position of cursor - ScreenToClient(&xPos, &yPos); + wxRadioBox * const radiobox = wxRadioBox::GetFromRadioButtonHWND(hwnd); + wxCHECK_MSG( radiobox, 0, wxT("Should have the associated radio box") ); - // Make sure you can drag by the top of the groupbox, but let - // other (enclosed) controls get mouse events also - if (yPos < 10) - return (long)HTCLIENT; + switch ( message ) + { + case WM_GETDLGCODE: + // we must tell IsDialogMessage()/our kbd processing code that we + // want to process arrows ourselves because neither of them is + // smart enough to handle arrows properly for us + { + long lDlgCode = ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd, + message, wParam, lParam); + + return lDlgCode | DLGC_WANTARROWS; + } + + case WM_KEYDOWN: + { + bool processed = true; + + wxDirection dir; + switch ( wParam ) + { + case VK_UP: + dir = wxUP; + break; + + case VK_LEFT: + dir = wxLEFT; + break; + + case VK_DOWN: + dir = wxDOWN; + break; + + case VK_RIGHT: + dir = wxRIGHT; + break; + + default: + processed = false; + + // just to suppress the compiler warning + dir = wxALL; + } + + if ( processed ) + { + int selOld = radiobox->GetSelection(); + int selNew = radiobox->GetNextItem + ( + selOld, + dir, + radiobox->GetWindowStyle() + ); + + if ( selNew != selOld ) + { + radiobox->SetSelection(selNew); + radiobox->SetFocus(); + + // emulate the button click + radiobox->SendNotificationEvent(); + + return 0; + } + } + } + break; + + case WM_SETFOCUS: + case WM_KILLFOCUS: + { + // if we don't do this, no focus events are generated for the + // radiobox and, besides, we need to notify the parent about + // the focus change, otherwise the focus handling logic in + // wxControlContainer doesn't work + if ( message == WM_SETFOCUS ) + radiobox->HandleSetFocus((WXHWND)wParam); + else + radiobox->HandleKillFocus((WXHWND)wParam); + } + break; + +#ifndef __WXWINCE__ + case WM_HELP: + { + bool processed = false; + + wxEvtHandler * const handler = radiobox->GetEventHandler(); + + HELPINFO* info = (HELPINFO*) lParam; + if ( info->iContextType == HELPINFO_WINDOW ) + { + for ( wxWindow* subjectOfHelp = radiobox; + subjectOfHelp; + subjectOfHelp = subjectOfHelp->GetParent() ) + { + wxHelpEvent helpEvent(wxEVT_HELP, + subjectOfHelp->GetId(), + wxPoint(info->MousePos.x, + info->MousePos.y)); + helpEvent.SetEventObject(radiobox); + if ( handler->ProcessEvent(helpEvent) ) + { + processed = true; + break; + } + } + } + else if (info->iContextType == HELPINFO_MENUITEM) + { + wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId); + helpEvent.SetEventObject(radiobox); + processed = handler->ProcessEvent(helpEvent); + } + + if ( processed ) + return 0; + } + break; +#endif // !__WXWINCE__ } - return wxControl::MSWWindowProc(nMsg, wParam, lParam); + return ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd, message, wParam, lParam); } +#endif // wxUSE_RADIOBOX