X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/20e85460c40ebc4dcc9577928771adb264cc998f..1948ff5f89188afabbe0d538ab33545e3c94cbac:/src/msw/radiobox.cpp diff --git a/src/msw/radiobox.cpp b/src/msw/radiobox.cpp index eff9d9a74b..053da03797 100644 --- a/src/msw/radiobox.cpp +++ b/src/msw/radiobox.cpp @@ -1,12 +1,11 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 +16,6 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "radiobox.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,763 +23,925 @@ #pragma hdrstop #endif +#if wxUSE_RADIOBOX + +#include "wx/radiobox.h" + #ifndef WX_PRECOMP - #include - #include "wx/setup.h" + #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 + #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 - IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) +#else +IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) #endif +/* + selection + content + label + dimension + item +*/ + // --------------------------------------------------------------------------- // private functions // --------------------------------------------------------------------------- -// get the id of the window -#ifdef __WIN32__ - #define GET_WIN_ID(hwnd) ::GetWindowLong((HWND)hwnd, GWL_ID) -#else // Win16 - #define GET_WIN_ID(hwnd) ::GetWindowWord((HWND)hwnd, GWW_ID) -#endif // Win32/16 - // wnd proc for radio buttons -#ifdef __WIN32__ LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam); -#endif // --------------------------------------------------------------------------- // global vars // --------------------------------------------------------------------------- +namespace +{ + // the pointer to standard radio button wnd proc -// static WNDPROC s_wndprocRadioBtn = (WNDPROC)NULL; -static WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL; +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); + +RadioBoxFromButton gs_boxFromButton; + +} // anonymous namespace // =========================================================================== // implementation // =========================================================================== +/* static */ +wxRadioBox* wxRadioBox::GetFromRadioButtonHWND(WXHWND hwnd) +{ + const RadioBoxFromButton::const_iterator it = gs_boxFromButton.find(hwnd); + return it == gs_boxFromButton.end() ? NULL : it->second; +} + // --------------------------------------------------------------------------- -// wxRadioBox +// wxRadioBox creation // --------------------------------------------------------------------------- -int wxRadioBox::GetNumVer() const +// Radio box item +void wxRadioBox::Init() { - if ( m_windowStyle & wxRA_SPECIFY_ROWS ) - { - return m_majorDim; - } - else - { - return (m_noItems + m_majorDim - 1)/m_majorDim; - } + m_selectedButton = wxNOT_FOUND; + m_radioButtons = NULL; + m_dummyHwnd = NULL; + m_radioWidth = NULL; + m_radioHeight = NULL; } -int wxRadioBox::GetNumHor() const -{ - if ( m_windowStyle & wxRA_SPECIFY_ROWS ) - { - return (m_noItems + m_majorDim - 1)/m_majorDim; - } - else - { - return m_majorDim; - } -} +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) +{ + // common initialization + if ( !wxStaticBox::Create(parent, id, title, pos, size, style, name) ) + return false; + + // 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); -bool wxRadioBox::MSWCommand(WXUINT param, WXWORD id) -{ - if ( param == BN_CLICKED ) + m_radioWidth = new int[n]; + m_radioHeight = new int[n]; + + for ( int i = 0; i < n; i++ ) { - m_selectedButton = -1; + 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); - for ( int i = 0; i < m_noItems; i++ ) + if ( !hwndBtn ) { - if ( id == GET_WIN_ID(m_radioButtons[i]) ) - { - m_selectedButton = i; + wxLogLastError(wxT("CreateWindow(radio btn)")); - break; - } + return false; } - wxASSERT_MSG( m_selectedButton != -1, "click from alien button?" ); + // Keep track of the subwindow + m_radioButtons->Set(i, hwndBtn, subid); - wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId); - event.SetInt( m_selectedButton ); - event.SetEventObject( this ); - ProcessCommand(event); + SubclassRadioButton((WXHWND)hwndBtn); - return TRUE; + // Also, make it a subcontrol of this control + m_subControls.Add(subid); } - else - return FALSE; -} -#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) -{ - 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; -} + // Create a dummy radio control to end the group. + m_dummyId = NewControlId(); -#endif + 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); -// Radio box item -wxRadioBox::wxRadioBox() -{ - m_selectedButton = -1; - m_noItems = 0; - m_noRowsOrCols = 0; - m_radioButtons = NULL; - m_majorDim = 0; - 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) -{ - m_selectedButton = -1; - m_noItems = n; + m_radioButtons->SetFont(GetFont()); - SetName(name); - SetValidator(val); +#ifdef __WXWINCE__ + // Set the z-order correctly + SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE); +#endif - parent->AddChild(this); - m_backgroundColour = parent->GetBackgroundColour(); - m_foregroundColour = parent->GetForegroundColour(); + SetMajorDim(majorDim == 0 ? n : majorDim, style); + SetSelection(0); + SetSize(pos.x, pos.y, size.x, size.y); - m_windowStyle = (long&)style; + // Now that we have items determine what is the best size and set it. + SetInitialSize(size); - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; + // And update all the buttons positions to match it. + const wxSize actualSize = GetSize(); + PositionAllButtons(pos.x, pos.y, actualSize.x, actualSize.y); - if (id == -1) - m_windowId = NewControlId(); - else - m_windowId = id; + // The base wxStaticBox class never accepts focus, but we do because giving + // focus to a wxRadioBox actually gives it to one of its buttons, which are + // not visible at wx level and hence are not taken into account by the + // logic in wxControlContainer code. + m_container.EnableSelfFocus(); - if ( majorDim == 0 ) - m_majorDim = n; - else - m_majorDim = majorDim; - m_noRowsOrCols = 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 || wxStyleHasBorder(m_windowStyle) ) - msStyle |= WS_BORDER; - */ - - HWND hwndParent = (HWND)parent->GetHWND(); - - m_hWnd = (WXHWND)::CreateWindowEx - ( - (DWORD)exStyle, - GROUP_CLASS, - title, - msStyle, - 0, 0, 0, 0, - hwndParent, - (HMENU)m_windowId, - wxGetInstance(), - NULL - ); - -#if wxUSE_CTL3D - if (want3D) - { - Ctl3dSubclassCtl((HWND)m_hWnd); - m_useCtl3D = TRUE; - } -#endif // wxUSE_CTL3D + return true; +} - SetFont(parent->GetFont()); +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); +} - SubclassWin(m_hWnd); +wxRadioBox::~wxRadioBox() +{ + SendDestroyEvent(); - // 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++) + // 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++ ) { - 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; - - HWND hwndBtn = CreateWindowEx(exStyle, RADIO_CLASS, - choices[i], msStyle, - 0,0,0,0, - hwndParent, - (HMENU)newId, wxGetInstance(), - NULL); + HWND hwnd = m_radioButtons->Get(item); - m_radioButtons[i] = (WXHWND)hwndBtn; - SubclassRadioButton((WXHWND)hwndBtn); + wxSetWindowProc(hwnd, reinterpret_cast(s_wndprocRadioBtn)); + gs_boxFromButton.erase(hwnd); + } - wxFont& font = GetFont(); - if ( font.Ok() ) - { - SendMessage(hwndBtn, WM_SETFONT, - (WPARAM)font.GetResourceHandle(), 0L); - } + delete m_radioButtons; - m_subControls.Append((wxObject *)newId); - } + if ( m_dummyHwnd ) + DestroyWindow((HWND)m_dummyHwnd); - // Create a dummy radio control to end the group. - (void)CreateWindowEx(0, RADIO_CLASS, "", WS_GROUP | RADIO_FLAGS, - 0, 0, 0, 0, hwndParent, - (HMENU)NewControlId(), wxGetInstance(), NULL); + delete[] m_radioWidth; + delete[] m_radioHeight; +} - SetSelection(0); +// 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); - SetSize(x, y, width, height); + wxSetWindowProc(hwndBtn, wxRadioBtnWndProc); - return TRUE; + gs_boxFromButton[hwndBtn] = this; } -wxRadioBox::~wxRadioBox() +// ---------------------------------------------------------------------------- +// events generation +// ---------------------------------------------------------------------------- + +bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id_) { - m_isBeingDeleted = TRUE; + const int id = (signed short)id_; - if (m_radioButtons) + if ( cmd == BN_CLICKED ) { - 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; + 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; } -wxString wxRadioBox::GetLabel(int item) const +void wxRadioBox::Command(wxCommandEvent & event) { - GetWindowText((HWND)m_radioButtons[item], wxBuffer, 300); - return wxString(wxBuffer); + SetSelection (event.GetInt()); + SetFocus(); + ProcessCommand(event); } -void wxRadioBox::SetLabel(int item, const wxString& label) +void wxRadioBox::SendNotificationEvent() { - m_radioWidth[item] = m_radioHeight[item] = -1; - SetWindowText((HWND)m_radioButtons[item], (const char *)label); + wxCommandEvent event(wxEVT_RADIOBOX, 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; - */ + return m_radioButtons ? m_radioButtons->GetCount() : 0u; } -int wxRadioBox::FindString(const wxString& s) const +void wxRadioBox::SetString(unsigned int item, const wxString& label) { - int i; - for (i = 0; i < m_noItems; i++) - { - GetWindowText((HWND) m_radioButtons[i], wxBuffer, 1000); - if (s == wxBuffer) - return i; - } - return -1; + wxCHECK_RET( IsValid(item), wxT("invalid radiobox index") ); + + 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), "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 -{ - return m_selectedButton; -} - // Find string for position -wxString wxRadioBox::GetString(int N) const +wxString wxRadioBox::GetString(unsigned int item) const { - return wxGetWindowText(m_radioButtons[N]); + wxCHECK_MSG( IsValid(item), wxEmptyString, + wxT("invalid radiobox index") ); + + return wxGetWindowText((*m_radioButtons)[item]); } -// Restored old code. -void wxRadioBox::DoSetSize(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; - - 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 (maxWidth