X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ad81651f00edc6f489d9b6a0839d316a964fd521..07aec89fe1e7bad8010911aa8863efecfa909946:/src/os2/radiobut.cpp diff --git a/src/os2/radiobut.cpp b/src/os2/radiobut.cpp index a2989ec2e0..27435fdc1c 100644 --- a/src/os2/radiobut.cpp +++ b/src/os2/radiobut.cpp @@ -1,10 +1,9 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: radiobut.cpp +// Name: src/os2/radiobut.cpp // Purpose: wxRadioButton // Author: David Webster // Modified by: // Created: 10/12/99 -// RCS-ID: $Id$ // Copyright: (c) David Webster // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -13,208 +12,273 @@ #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WX_PRECOMP -#include -#include "wx/setup.h" #include "wx/radiobut.h" -#include "wx/brush.h" + +#ifndef WX_PRECOMP + #include + #include "wx/brush.h" + #include "wx/dcscreen.h" + #include "wx/settings.h" #endif #include "wx/os2/private.h" -IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl) -IMPLEMENT_DYNAMIC_CLASS(wxBitmapRadioButton, wxRadioButton) +extern void wxAssociateWinWithHandle( HWND hWnd + ,wxWindowOS2* pWin + ); -bool wxRadioButton::OS2Command(WXUINT param, WXWORD id) +void wxRadioButton::Init() { - if (param == BN_CLICKED) - { - wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId); - event.SetEventObject( this ); - ProcessCommand(event); - return TRUE; - } - else return FALSE; -} + m_bFocusJustSet = false; +} // end of wxRadioButton::Init -bool wxRadioButton::Create(wxWindow *parent, wxWindowID id, - const wxString& label, - const wxPoint& pos, - const wxSize& size, long style, -#if wxUSE_VALIDATORS - const wxValidator& validator, -#endif - const wxString& name) +void wxRadioButton::Command ( wxCommandEvent& rEvent ) { - SetName(name); -#if wxUSE_VALIDATORS - SetValidator(validator); -#endif - - if (parent) parent->AddChild(this); + SetValue ((rEvent.GetInt() != 0) ); + ProcessCommand (rEvent); +} // end of wxRadioButton::Command + +bool wxRadioButton::Create( wxWindow* pParent, + wxWindowID vId, + const wxString& rsLabel, + const wxPoint& rPos, + const wxSize& rSize, + long lStyle, + const wxValidator& rValidator, + const wxString& rsName ) +{ + if ( !CreateControl( pParent + ,vId + ,rPos + ,rSize + ,lStyle + ,rValidator + ,rsName)) + return false; + + long lSstyle = WS_TABSTOP; + + if (HasFlag(wxRB_GROUP)) + lSstyle |= WS_GROUP; + + // + // wxRB_SINGLE is a temporary workaround for the following problem: if you + // have 2 radiobuttons in the same group but which are not consecutive in + // the dialog, Windows can enter an infinite loop! The simplest way to + // reproduce it is to create radio button, then a panel and then another + // radio button: then checking the last button hangs the app. + // + // Ideally, we'd detect (and avoid) such situation automatically but for + // now, as I don't know how to do it, just allow the user to create + // BS_RADIOBUTTON buttons for such situations. + // + lSstyle |= HasFlag(wxRB_SINGLE) ? BS_RADIOBUTTON : BS_AUTORADIOBUTTON; + + if (HasFlag(wxCLIP_SIBLINGS)) + lSstyle |= WS_CLIPSIBLINGS; + + if (!OS2CreateControl( wxT("BUTTON") + ,lSstyle + ,rPos + ,rSize + ,rsLabel + ,0 + )) + return false; + + wxAssociateWinWithHandle(m_hWnd, this); + if (HasFlag(wxRB_GROUP)) + SetValue(true); + + SetFont(*wxSMALL_FONT); + SetSize( rPos.x, rPos.y, rSize.x, rSize.y ); + return true; +} // end of wxRadioButton::Create + +wxSize wxRadioButton::DoGetBestSize() const +{ + // We should probably compute snRadioSize but it seems to be a constant + // independent of its label's font size and not made available by OS/2. + static int snRadioSize = RADIO_SIZE; - SetBackgroundColour(parent->GetBackgroundColour()); - SetForegroundColour(parent->GetForegroundColour()); + wxString sStr = wxGetWindowText(GetHwnd()); + int nRadioWidth; + int nRadioHeight; - if ( id == -1 ) - m_windowId = (int)NewControlId(); + if (!sStr.empty()) + { + GetTextExtent( sStr + ,&nRadioWidth + ,&nRadioHeight + ); + nRadioWidth += snRadioSize; + if (nRadioHeight < snRadioSize) + nRadioHeight = snRadioSize; + } else - m_windowId = id; - - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; - - m_windowStyle = style ; - -// TODO create radiobutton -/* - long groupStyle = 0; - if (m_windowStyle & wxRB_GROUP) - groupStyle = WS_GROUP; - -// long msStyle = groupStyle | RADIO_FLAGS; - long msStyle = groupStyle | BS_AUTORADIOBUTTON | WS_CHILD | WS_VISIBLE ; - - bool want3D; - WXDWORD exStyle = Determine3DEffects(0, &want3D) ; - - m_hWnd = (WXHWND) CreateWindowEx(exStyle, RADIO_CLASS, (const wxChar *)label, - msStyle,0,0,0,0, - (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); - - wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create radiobutton") ); - - - SetFont(parent->GetFont()); - - // Subclass again for purposes of dialog editing mode - SubclassWin((WXHWND)m_hWnd); - -// SetValue(value); -*/ - - // start GRW fix - if (label != wxT("")) - { - int label_width, label_height; - GetTextExtent(label, &label_width, &label_height, NULL, NULL, & this->GetFont()); - if (width < 0) - width = (int)(label_width + RADIO_SIZE); - if (height<0) { - height = (int)(label_height); - if (height < RADIO_SIZE) - height = RADIO_SIZE; + nRadioWidth = snRadioSize; + nRadioHeight = snRadioSize; } - } - else - { - if (width < 0) - width = RADIO_SIZE; - if (height < 0) - height = RADIO_SIZE; - } - // end GRW fix - - SetSize(x, y, width, height); - return FALSE; -} - -void wxRadioButton::SetLabel(const wxString& label) -{ - // TODO -} - -void wxRadioButton::SetValue(bool value) -{ - // TODO -} + return wxSize( nRadioWidth + ,nRadioHeight + ); +} // end of wxRadioButton::DoGetBestSize +// // Get single selection, for single choice list items +// bool wxRadioButton::GetValue() const { - // TODO - return FALSE; -} - -void wxRadioButton::Command (wxCommandEvent & event) -{ - SetValue ( (event.m_commandInt != 0) ); - ProcessCommand (event); -} + return((::WinSendMsg((HWND) GetHWND(), BM_QUERYCHECK, (MPARAM)0L, (MPARAM)0L) != 0)); +} // end of wxRadioButton::GetValue -bool wxBitmapRadioButton::Create(wxWindow *parent, wxWindowID id, - const wxBitmap *bitmap, - const wxPoint& pos, - const wxSize& size, long style, -#if wxUSE_VALIDATORS - const wxValidator& validator, -#endif - const wxString& name) +bool wxRadioButton::OS2Command( WXUINT wParam, WXWORD WXUNUSED(wId) ) { - SetName(name); -#if wxUSE_VALIDATORS - SetValidator(validator); -#endif - - if (parent) parent->AddChild(this); - SetBackgroundColour(parent->GetBackgroundColour()); - SetForegroundColour(parent->GetForegroundColour()); - - if ( id == -1 ) - m_windowId = (int)NewControlId(); - else - m_windowId = id; + if (wParam != BN_CLICKED) + return false; - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; - m_windowStyle = style ; - - long groupStyle = 0; - if (m_windowStyle & wxRB_GROUP) - groupStyle = WS_GROUP; - -// TODO: -/* -// long msStyle = groupStyle | RADIO_FLAGS; -// long msStyle = groupStyle | BS_RADIOBUTTON | WS_CHILD | WS_VISIBLE ; - - m_hWnd = (WXHWND) CreateWindowEx(MakeExtendedStyle(m_windowStyle), RADIO_CLASS, "toggle", - msStyle,0,0,0,0, - (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); - - wxCHECK_MSG( m_hWnd, "Failed to create radio button", FALSE ); - -*/ - // Subclass again for purposes of dialog editing mode - SubclassWin(GetHWND()); - - SetSize(x, y, width, height); + if (m_bFocusJustSet) + { + // + // See above: we want to ignore this event + // + m_bFocusJustSet = false; + } + else + { + bool bIsChecked = GetValue(); + + if (HasFlag(wxRB_SINGLE)) + { + // + // When we use a "manual" radio button, we have to check the button + // ourselves -- but it's reset to unchecked state by the user code + // (presumably when another button is pressed) + // + if (!bIsChecked ) + SetValue(true); + } + wxCommandEvent rEvent( wxEVT_RADIOBUTTON, m_windowId ); + rEvent.SetEventObject(this); + ProcessCommand(rEvent); + } + return true; +} // end of wxRadioButton::OS2Command - return TRUE; +void wxRadioButton::SetFocus() +{ + // when the radio button receives a WM_SETFOCUS message it generates a + // BN_CLICKED which is totally unexpected and leads to catastrophic results + // if you pop up a dialog from the radio button event handler as, when the + // dialog is dismissed, the focus is returned to the radio button which + // generates BN_CLICKED which leads to showing another dialog and so on + // without end! + // + // to avoid this, we drop the pseudo BN_CLICKED events generated when the + // button gains focus + m_bFocusJustSet = true; + + wxControl::SetFocus(); } -void wxBitmapRadioButton::SetLabel(const wxBitmap *bitmap) +void wxRadioButton::SetLabel( const wxString& rsLabel ) { -} + wxString sLabel = ::wxPMTextToLabel(rsLabel); + ::WinSetWindowText((HWND)GetHWND(), (const char *)sLabel.c_str()); +} // end of wxRadioButton::SetLabel -void wxBitmapRadioButton::SetValue(bool value) +void wxRadioButton::SetValue( bool bValue ) { -// Following necessary for Win32s, because Win32s translate BM_SETCHECK -// SendMessage((HWND) GetHWND(), BM_SETCHECK, (WPARAM)value, 0L); -} + ::WinSendMsg((HWND)GetHWND(), BM_SETCHECK, (MPARAM)bValue, (MPARAM)0); + if (bValue) + { + const wxWindowList& rSiblings = GetParent()->GetChildren(); + wxWindowList::compatibility_iterator nodeThis = rSiblings.Find(this); + + wxCHECK_RET(nodeThis, wxT("radio button not a child of its parent?")); + + // + // If it's not the first item of the group ... + // + if ( !HasFlag(wxRB_GROUP) ) + { + // + // ...turn off all radio buttons before this one + // + for ( wxWindowList::compatibility_iterator nodeBefore = nodeThis->GetPrevious(); + nodeBefore; + nodeBefore = nodeBefore->GetPrevious() ) + { + wxRadioButton* pBtn = wxDynamicCast( nodeBefore->GetData() + ,wxRadioButton + ); + if (!pBtn) + { + // + // The radio buttons in a group must be consecutive, so there + // are no more of them + // + break; + } + pBtn->SetValue(false); + if (pBtn->HasFlag(wxRB_GROUP)) + { + // + // Even if there are other radio buttons before this one, + // they're not in the same group with us + // + break; + } + } + } + + // + // ... and all after this one + // + for (wxWindowList::compatibility_iterator nodeAfter = nodeThis->GetNext(); + nodeAfter; + nodeAfter = nodeAfter->GetNext()) + { + wxRadioButton* pBtn = wxDynamicCast( nodeAfter->GetData() + ,wxRadioButton + ); + + if (!pBtn || pBtn->HasFlag(wxRB_GROUP) ) + { + // + // No more buttons or the first button of the next group + // + break; + } + pBtn->SetValue(false); + } + } +} // end of wxRadioButton::SetValue -// Get single selection, for single choice list items -bool wxBitmapRadioButton::GetValue(void) const +MRESULT wxRadioButton::OS2WindowProc( + WXUINT uMsg +, WXWPARAM wParam +, WXLPARAM lParam +) { -// return (bool)SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0L); - return FALSE; -} + if (uMsg == WM_SETFOCUS) + { + m_bFocusJustSet = true; + + MRESULT mRc = wxControl::OS2WindowProc( uMsg + ,wParam + ,lParam + ); + m_bFocusJustSet = false; + return mRc; + } + return wxControl::OS2WindowProc( uMsg + ,wParam + ,lParam + ); +} // end of wxRadioButton::OS2WindowProc