X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/176513eb420627187a2ad86ef28e103301d21640..404b319a85dadd7decf7a5a5331020520031a41c:/src/msw/radiobox.cpp diff --git a/src/msw/radiobox.cpp b/src/msw/radiobox.cpp index 96cc7b42b9..e7dd3514a6 100644 --- a/src/msw/radiobox.cpp +++ b/src/msw/radiobox.cpp @@ -1,12 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 ///////////////////////////////////////////////////////////////////////////// // =========================================================================== @@ -17,10 +17,6 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "radiobox.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,53 +24,84 @@ #pragma hdrstop #endif +#if wxUSE_RADIOBOX + +#include "wx/radiobox.h" + #ifndef WX_PRECOMP + #include "wx/hashmap.h" #include "wx/bitmap.h" #include "wx/brush.h" - #include "wx/radiobox.h" + #include "wx/settings.h" #include "wx/log.h" #endif -#include "wx/msw/private.h" +#include "wx/msw/subwin.h" #if wxUSE_TOOLTIPS -// #ifndef __GNUWIN32__ - #include -// #endif #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_COMMAND_RADIOBOX_SELECTED , wxCommandEvent ) + wxPROPERTY_FLAGS( WindowStyle , wxRadioBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style +wxEND_PROPERTIES_TABLE() + +#else IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) +#endif -// there are two possible ways to create the radio buttons: either as children -// of the radiobox or as siblings of it - allow playing with both variants for -// now, eventually we will choose the best one for our purposes -// -// two main problems are the keyboard navigation inside the radiobox (arrows -// should switch between buttons, not pass focus to the next control) and the -// tooltips - a tooltip is associated with the radiobox itself, not the -// children... -// -// the problems with setting this to 1: -// a) Alt- isn't handled properly by IsDialogMessage() -// because it sets focus to the next control accepting it which is not a -// radio button but a radiobox sibling in this case - the only solution to -// this would be to handle Alt- ourselves -// b) the problems with setting radiobox colours under Win98/2K were reported -// but I couldn't reproduce it so I have no idea about what causes it -// -// the problems with setting this to 0: -// a) the tooltips are not shown for the radiobox - possible solution: make -// TTM_WINDOWFROMPOS handling code in msw/tooltip.cpp work (easier said than -// done because I don't know why it doesn't work) -#define RADIOBTN_PARENT_IS_RADIOBOX 0 +/* + selection + content + label + dimension + item +*/ // --------------------------------------------------------------------------- // private functions // --------------------------------------------------------------------------- // wnd proc for radio buttons -#ifdef __WIN32__ LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd, UINT message, WPARAM wParam, @@ -84,99 +111,44 @@ LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd, // global vars // --------------------------------------------------------------------------- -// the pointer to standard radio button wnd proc -static WNDPROC s_wndprocRadioBtn = (WNDPROC)NULL; - -#endif // __WIN32__ - -// =========================================================================== -// implementation -// =========================================================================== - -// --------------------------------------------------------------------------- -// wxRadioBox -// --------------------------------------------------------------------------- - -int wxRadioBox::GetNumVer() const -{ - if ( m_windowStyle & wxRA_SPECIFY_ROWS ) - { - return m_majorDim; - } - else - { - return (m_noItems + m_majorDim - 1)/m_majorDim; - } -} - -int wxRadioBox::GetNumHor() const -{ - if ( m_windowStyle & wxRA_SPECIFY_ROWS ) - { - return (m_noItems + m_majorDim - 1)/m_majorDim; - } - else - { - return m_majorDim; - } -} - -bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id) +namespace { - if ( cmd == BN_CLICKED ) - { - int selectedButton = -1; - for ( int i = 0; i < m_noItems; i++ ) - { - if ( id == wxGetWindowId(m_radioButtons[i]) ) - { - selectedButton = i; +// the pointer to standard radio button wnd proc +WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL; - break; - } - } +// 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); - wxASSERT_MSG( selectedButton != -1, wxT("click from alien button?") ); +RadioBoxFromButton gs_boxFromButton; - if ( selectedButton != m_selectedButton ) - { - m_selectedButton = selectedButton; +} // anonymous namespace - SendNotificationEvent(); - } - //else: don't generate events when the selection doesn't change - - return TRUE; - } - else - return FALSE; -} +// =========================================================================== +// implementation +// =========================================================================== -#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) +/* 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 // WXWIN_COMPATIBILITY +// --------------------------------------------------------------------------- +// wxRadioBox creation +// --------------------------------------------------------------------------- // Radio box item -wxRadioBox::wxRadioBox() +void wxRadioBox::Init() { - m_selectedButton = -1; - m_noItems = 0; - m_noRowsOrCols = 0; + m_selectedButton = wxNOT_FOUND; m_radioButtons = NULL; - m_majorDim = 0; + m_dummyHwnd = NULL; m_radioWidth = NULL; m_radioHeight = NULL; } @@ -193,593 +165,637 @@ bool wxRadioBox::Create(wxWindow *parent, const wxValidator& val, const wxString& name) { - // initialize members - m_selectedButton = -1; - m_noItems = 0; + // common initialization + if ( !wxStaticBox::Create(parent, id, title, pos, size, style, name) ) + return false; - m_majorDim = majorDim == 0 ? n : majorDim; - m_noRowsOrCols = majorDim; + // 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; - // common initialization - if ( !CreateControl(parent, id, pos, size, style, val, name) ) - return FALSE; - - // create the static box - if ( !MSWCreateControl(wxT("BUTTON"), BS_GROUPBOX | WS_GROUP, - pos, size, title, 0) ) - return FALSE; - - // and now create the buttons - m_noItems = n; -#if RADIOBTN_PARENT_IS_RADIOBOX - HWND hwndParent = GetHwnd(); +#if wxUSE_VALIDATORS + SetValidator(val); #else - HWND hwndParent = GetHwndOf(parent); -#endif + 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); - // Some radio boxes test consecutive id. - (void)NewControlId(); - m_radioButtons = new WXHWND[n]; m_radioWidth = new int[n]; m_radioHeight = new int[n]; - WXHFONT hfont = 0; - wxFont& font = GetFont(); - if ( font.Ok() ) - { - hfont = font.GetResourceHandle(); - } - for ( int i = 0; i < n; i++ ) { m_radioWidth[i] = - m_radioHeight[i] = -1; + m_radioHeight[i] = wxDefaultCoord; long styleBtn = BS_AUTORADIOBUTTON | WS_TABSTOP | WS_CHILD | WS_VISIBLE; - if ( i == 0 && style == 0 ) + if ( i == 0 ) styleBtn |= WS_GROUP; - long newId = NewControlId(); + wxWindowIDRef subid = NewControlId(); - HWND hwndBtn = ::CreateWindow(_T("BUTTON"), - choices[i], + HWND hwndBtn = ::CreateWindow(wxT("BUTTON"), + choices[i].t_str(), styleBtn, 0, 0, 0, 0, // will be set in SetSize() - hwndParent, - (HMENU)newId, + GetHwndOf(parent), + (HMENU)wxUIntToPtr(subid.GetValue()), wxGetInstance(), NULL); if ( !hwndBtn ) { - wxLogLastError("CreateWindow(radio btn)"); + wxLogLastError(wxT("CreateWindow(radio btn)")); - return FALSE; + return false; } - m_radioButtons[i] = (WXHWND)hwndBtn; + // Keep track of the subwindow + m_radioButtons->Set(i, hwndBtn, subid); SubclassRadioButton((WXHWND)hwndBtn); - if ( hfont ) - { - ::SendMessage(hwndBtn, WM_SETFONT, (WPARAM)hfont, 0L); - } - - m_subControls.Add(newId); + // Also, make it a subcontrol of this control + m_subControls.Add(subid); } // Create a dummy radio control to end the group. - (void)::CreateWindow(_T("BUTTON"), - _T(""), + m_dummyId = NewControlId(); + + m_dummyHwnd = (WXHWND)::CreateWindow(wxT("BUTTON"), + wxEmptyString, WS_GROUP | BS_AUTORADIOBUTTON | WS_CHILD, - 0, 0, 0, 0, hwndParent, - (HMENU)NewControlId(), wxGetInstance(), NULL); + 0, 0, 0, 0, GetHwndOf(parent), + (HMENU)wxUIntToPtr(m_dummyId.GetValue()), + wxGetInstance(), NULL); - SetSelection(0); + m_radioButtons->SetFont(GetFont()); + +#ifdef __WXWINCE__ + // Set the z-order correctly + SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE); +#endif + + 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; +} + +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) +{ + wxCArrayString chs(choices); + return Create(parent, id, title, pos, size, chs.GetCount(), + chs.GetStrings(), majorDim, style, val, name); } wxRadioBox::~wxRadioBox() { - m_isBeingDeleted = TRUE; + SendDestroyEvent(); - if (m_radioButtons) + // 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++ ) { - int i; - for (i = 0; i < m_noItems; i++) - ::DestroyWindow((HWND)m_radioButtons[i]); - delete[] m_radioButtons; + HWND hwnd = m_radioButtons->Get(item); + + wxSetWindowProc(hwnd, reinterpret_cast(s_wndprocRadioBtn)); + gs_boxFromButton.erase(hwnd); } - if (m_radioWidth) - delete[] m_radioWidth; - if (m_radioHeight) - delete[] m_radioHeight; + delete m_radioButtons; + + if ( m_dummyHwnd ) + DestroyWindow((HWND)m_dummyHwnd); + + delete[] m_radioWidth; + delete[] m_radioHeight; +} + +// 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) +{ + 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_) { - wxCHECK_MSG( item >= 0 && item < m_noItems, wxT(""), wxT("invalid radiobox index") ); + 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 wxGetWindowText(m_radioButtons[item]); + return true; + } + else + return false; } -void wxRadioBox::SetLabel(int item, const wxString& label) +void wxRadioBox::Command(wxCommandEvent & event) { - wxCHECK_RET( item >= 0 && item < m_noItems, wxT("invalid radiobox index") ); + SetSelection (event.GetInt()); + SetFocus(); + ProcessCommand(event); +} - m_radioWidth[item] = m_radioHeight[item] = -1; - SetWindowText((HWND)m_radioButtons[item], label.c_str()); +void wxRadioBox::SendNotificationEvent() +{ + wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId); + event.SetInt( m_selectedButton ); + event.SetString(GetString(m_selectedButton)); + event.SetEventObject( this ); + ProcessCommand(event); } -void wxRadioBox::SetLabel(int item, wxBitmap *bitmap) +// ---------------------------------------------------------------------------- +// simple accessors +// ---------------------------------------------------------------------------- + +unsigned int wxRadioBox::GetCount() const { - /* - m_radioWidth[item] = bitmap->GetWidth() + FB_MARGIN; - m_radioHeight[item] = bitmap->GetHeight() + FB_MARGIN; - */ - wxFAIL_MSG(wxT("not implemented")); + return m_radioButtons ? m_radioButtons->GetCount() : 0u; } -int wxRadioBox::FindString(const wxString& s) const +void wxRadioBox::SetString(unsigned int item, const wxString& label) { - for (int i = 0; i < m_noItems; i++) - { - if ( s == wxGetWindowText(m_radioButtons[i]) ) - return i; - } + wxCHECK_RET( IsValid(item), wxT("invalid radiobox index") ); - return wxNOT_FOUND; + m_radioWidth[item] = + m_radioHeight[item] = wxDefaultCoord; + + ::SetWindowText((*m_radioButtons)[item], label.c_str()); + + InvalidateBestSize(); } void wxRadioBox::SetSelection(int N) { - wxCHECK_RET( (N >= 0) && (N < m_noItems), wxT("invalid radiobox index") ); + wxCHECK_RET( IsValid(N), wxT("invalid radiobox index") ); - // 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); + // unselect the old button + if ( m_selectedButton != wxNOT_FOUND ) + ::SendMessage((*m_radioButtons)[m_selectedButton], BM_SETCHECK, 0, 0L); - ::SendMessage((HWND)m_radioButtons[N], BM_SETCHECK, 1, 0L); - ::SetFocus((HWND)m_radioButtons[N]); + // and select the new one + ::SendMessage((*m_radioButtons)[N], BM_SETCHECK, 1, 0L); m_selectedButton = N; } -// Get single selection, for single choice list items -int wxRadioBox::GetSelection() const +// Find string for position +wxString wxRadioBox::GetString(unsigned int item) const { - return m_selectedButton; + wxCHECK_MSG( IsValid(item), wxEmptyString, + wxT("invalid radiobox index") ); + + return wxGetWindowText((*m_radioButtons)[item]); } -// Find string for position -wxString wxRadioBox::GetString(int N) const +void wxRadioBox::SetFocus() { - return wxGetWindowText(m_radioButtons[N]); + if ( GetCount() > 0 ) + { + ::SetFocus((*m_radioButtons)[m_selectedButton == wxNOT_FOUND + ? 0 + : m_selectedButton]); + } } -// Restored old code. -void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) +// Enable a specific button +bool wxRadioBox::Enable(unsigned int item, bool enable) { - int currentX, currentY; - GetPosition(¤tX, ¤tY); - int widthOld, heightOld; - GetSize(&widthOld, &heightOld); - - 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; - -#if RADIOBTN_PARENT_IS_RADIOBOX - int y_offset = 0; - int x_offset = 0; -#else - int y_offset = yy; - int x_offset = xx; -#endif + wxCHECK_MSG( IsValid(item), false, + wxT("invalid item in wxRadioBox::Enable()") ); - int current_width, cyf; + BOOL ret = MSWEnableHWND((*m_radioButtons)[item], enable); - int cx1,cy1; - wxGetCharSize(m_hWnd, &cx1, &cy1, & GetFont()); + return (ret == 0) != enable; +} - // 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; +bool wxRadioBox::IsItemEnabled(unsigned int item) const +{ + wxCHECK_MSG( IsValid(item), false, + wxT("invalid item in wxRadioBox::IsItemEnabled()") ); - int i; - for (i = 0 ; i < m_noItems; i++) - { - int eachWidth; - int eachHeight; - if (m_radioWidth[i]<0) - { - // It's a labelled toggle - GetTextExtent(wxGetWindowText(m_radioButtons[i]), - ¤t_width, &cyf); - eachWidth = (int)(current_width + RADIO_SIZE); - eachHeight = (int)((3*cyf)/2); - } - else - { - eachWidth = m_radioWidth[i]; - eachHeight = m_radioHeight[i]; - } + return ::IsWindowEnabled((*m_radioButtons)[item]) != 0; +} - if (maxWidth