X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/223d09f6b523aac674ef9b72a883dfa8d37c5d4e..04fa04d8067d235ab45b5bc05b65f0679634b541:/src/os2/menuitem.cpp diff --git a/src/os2/menuitem.cpp b/src/os2/menuitem.cpp index 38d31737e7..59d72daced 100644 --- a/src/os2/menuitem.cpp +++ b/src/os2/menuitem.cpp @@ -1,11 +1,11 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: menuitem.cpp +// Name: src/os2/menuitem.cpp // Purpose: wxMenuItem implementation -// Author: AUTHOR -// Modified by: -// Created: ??/??/98 +// Author: David Webster +// Modified by: +// Created: 10/10/98 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR +// Copyright: (c) David Webster // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// @@ -13,8 +13,42 @@ // headers & declarations // ============================================================================ -#include "wx/menu.h" +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + #include "wx/menuitem.h" +#include "wx/stockitem.h" + +#ifndef WX_PRECOMP + #include "wx/font.h" + #include "wx/bitmap.h" + #include "wx/settings.h" + #include "wx/window.h" + #include "wx/accel.h" + #include "wx/menu.h" + #include "wx/string.h" + #include "wx/log.h" +#endif + +#if wxUSE_ACCEL + #include "wx/accel.h" +#endif // wxUSE_ACCEL + +#include "wx/os2/private.h" + +// --------------------------------------------------------------------------- +// macro +// --------------------------------------------------------------------------- + +// hide the ugly cast +#define GetHMenuOf(menu) ((HMENU)menu->GetHMenu()) + +// conditional compilation +#if wxUSE_OWNER_DRAWN + #define OWNER_DRAWN_ONLY( code ) if ( IsOwnerDrawn() ) code +#else // !wxUSE_OWNER_DRAWN + #define OWNER_DRAWN_ONLY( code ) +#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN // ============================================================================ // implementation @@ -24,10 +58,6 @@ // dynamic classes implementation // ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject) -#endif //USE_SHARED_LIBRARY - // ---------------------------------------------------------------------------- // wxMenuItem // ---------------------------------------------------------------------------- @@ -35,61 +65,749 @@ // ctor & dtor // ----------- -wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id, - const wxString& strName, const wxString& strHelp, - bool bCheckable, - wxMenu *pSubMenu) : - m_bCheckable(bCheckable), - m_strName(strName), - m_strHelp(strHelp) +wxMenuItem::wxMenuItem( + wxMenu* pParentMenu +, int nId +, const wxString& rsText +, const wxString& rsHelp +, wxItemKind eKind +, wxMenu* pSubMenu +) +: wxMenuItemBase( pParentMenu + ,nId + ,wxPMTextToLabel(rsText) + ,rsHelp + ,eKind + ,pSubMenu + ) { - wxASSERT( pParentMenu != NULL ); + wxASSERT_MSG(pParentMenu != NULL, wxT("a menu item should have a parent")); + memset(&m_vMenuData, '\0', sizeof(m_vMenuData)); + m_vMenuData.id = (USHORT)nId; - m_pParentMenu = pParentMenu; - m_pSubMenu = pSubMenu; - m_idItem = id; - m_bEnabled = TRUE; -} + Init(); +} // end of wxMenuItem::wxMenuItem -wxMenuItem::~wxMenuItem() +wxMenuItem::wxMenuItem( + wxMenu* pParentMenu +, int nId +, const wxString& rsText +, const wxString& rsHelp +, bool bIsCheckable +, wxMenu* pSubMenu +) +: wxMenuItemBase( pParentMenu + ,nId + ,wxPMTextToLabel(rsText) + ,rsHelp + ,bIsCheckable ? wxITEM_CHECK : wxITEM_NORMAL + ,pSubMenu + ) { -} + wxASSERT_MSG(pParentMenu != NULL, wxT("a menu item should have a parent")); + memset(&m_vMenuData, '\0', sizeof(m_vMenuData)); + m_vMenuData.id = (USHORT)nId; + + Init(); +} // end of wxMenuItem::wxMenuItem + +void wxMenuItem::Init() +{ + m_vRadioGroup.m_nStart = -1; + m_bIsRadioGroupStart = FALSE; + +#if wxUSE_OWNER_DRAWN + // + // Set default menu colors + // + SetTextColour(wxNullColour); + SetBackgroundColour(wxNullColour); + + // + // We don't want normal items be owner-drawn + // + SetOwnerDrawn(false); +#endif // wxUSE_OWNER_DRAWN +} // end of wxMenuItem::Init + +wxMenuItem::~wxMenuItem() +{ +} // end of wxMenuItem::~wxMenuItem -// misc +// +// Misc // ---- -// delete the sub menu -void wxMenuItem::DeleteSubMenu() +// +// Return the id for calling Win32 API functions +// +int wxMenuItem::GetRealId() const { - wxASSERT( m_pSubMenu != NULL ); + return m_subMenu ? (int)m_subMenu->GetHMenu() : GetId(); +} // end of wxMenuItem::GetRealId - delete m_pSubMenu; - m_pSubMenu = NULL; -} +// +// Get item state +// -------------- +bool wxMenuItem::IsChecked() const +{ + USHORT uFlag = SHORT1FROMMR(::WinSendMsg( GetHMenuOf(m_parentMenu) + ,MM_QUERYITEMATTR + ,MPFROM2SHORT(GetId(), TRUE) + ,MPFROMSHORT(MIA_CHECKED) + )); + + return (uFlag & MIA_CHECKED) == MIA_CHECKED ; +} // end of wxMenuItem::IsChecked + +wxString wxMenuItemBase::GetLabelText( + const wxString& rsText +) +{ + wxString sLabel; + + for (const wxChar* zPc = rsText.c_str(); *zPc; zPc++) + { + if (*zPc == wxT('~') || *zPc == wxT('&')) + { + // + // '~' is the escape character for OS/2PM and '&' is the one for + // wxWidgets - skip both of them + // + continue; + } + sLabel += *zPc; + } + return sLabel; +} // end of wxMenuItemBase::GetLabelText + +// +// Radio group stuff +// ----------------- +// +void wxMenuItem::SetAsRadioGroupStart() +{ + m_bIsRadioGroupStart = true; +} // end of wxMenuItem::SetAsRadioGroupStart + +void wxMenuItem::SetRadioGroupStart( + int nStart +) +{ + wxASSERT_MSG( !m_bIsRadioGroupStart + ,wxT("should only be called for the next radio items") + ); + + m_vRadioGroup.m_nStart = nStart; +} // wxMenuItem::SetRadioGroupStart + +void wxMenuItem::SetRadioGroupEnd( + int nEnd +) +{ + wxASSERT_MSG( m_bIsRadioGroupStart + ,wxT("should only be called for the first radio item") + ); + m_vRadioGroup.m_nEnd = nEnd; +} // end of wxMenuItem::SetRadioGroupEnd // change item state // ----------------- -void wxMenuItem::Enable(bool bDoEnable) +void wxMenuItem::Enable( + bool bEnable +) +{ + bool bOk; + + if (m_isEnabled == bEnable) + return; + if (bEnable) + bOk = (bool)::WinSendMsg( GetHMenuOf(m_parentMenu) + ,MM_SETITEMATTR + ,MPFROM2SHORT(GetRealId(), TRUE) + ,MPFROM2SHORT(MIA_DISABLED, FALSE) + ); + else + bOk = (bool)::WinSendMsg( GetHMenuOf(m_parentMenu) + ,MM_SETITEMATTR + ,MPFROM2SHORT(GetRealId(), TRUE) + ,MPFROM2SHORT(MIA_DISABLED, MIA_DISABLED) + ); + if (!bOk) + { + wxLogLastError(wxT("EnableMenuItem")); + } + wxMenuItemBase::Enable(bEnable); +} // end of wxMenuItem::Enable + +void wxMenuItem::Check( + bool bCheck +) +{ + bool bOk; + + wxCHECK_RET( IsCheckable(), wxT("only checkable items may be checked") ); + if (m_isChecked == bCheck) + return; + + HMENU hMenu = GetHmenuOf(m_parentMenu); + + if (GetKind() == wxITEM_RADIO) + { + // + // It doesn't make sense to uncheck a radio item - what would this do? + // + if (!bCheck) + return; + + // + // Get the index of this item in the menu + // + const wxMenuItemList& rItems = m_parentMenu->GetMenuItems(); + int nPos = rItems.IndexOf(this); + + wxCHECK_RET( nPos != wxNOT_FOUND + ,wxT("menuitem not found in the menu items list?") + ); + + // + // Get the radio group range + // + int nStart; + int nEnd; + + if (m_bIsRadioGroupStart) + { + // + // We already have all information we need + // + nStart = nPos; + nEnd = m_vRadioGroup.m_nEnd; + } + else // next radio group item + { + // + // Get the radio group end from the start item + // + nStart = m_vRadioGroup.m_nStart; + nEnd = rItems.Item(nStart)->GetData()->m_vRadioGroup.m_nEnd; + } + + // + // Also uncheck all the other items in this radio group + // + wxMenuItemList::compatibility_iterator node = rItems.Item(nStart); + + for (int n = nStart; n <= nEnd && node; n++) + { + if (n == nPos) + { + ::WinSendMsg( hMenu + ,MM_SETITEMATTR + ,MPFROM2SHORT(n, TRUE) + ,MPFROM2SHORT(MIA_CHECKED, MIA_CHECKED) + ); + } + if (n != nPos) + { + node->GetData()->m_isChecked = FALSE; + ::WinSendMsg( hMenu + ,MM_SETITEMATTR + ,MPFROM2SHORT(n, TRUE) + ,MPFROM2SHORT(MIA_CHECKED, FALSE) + ); + } + node = node->GetNext(); + } + } + else // check item + { + if (bCheck) + bOk = (bool)::WinSendMsg( hMenu + ,MM_SETITEMATTR + ,MPFROM2SHORT(GetRealId(), TRUE) + ,MPFROM2SHORT(MIA_CHECKED, MIA_CHECKED) + ); + else + bOk = (bool)::WinSendMsg( hMenu + ,MM_SETITEMATTR + ,MPFROM2SHORT(GetRealId(), TRUE) + ,MPFROM2SHORT(MIA_CHECKED, FALSE) + ); + } + if (!bOk) + { + wxLogLastError(wxT("CheckMenuItem")); + } + wxMenuItemBase::Check(bCheck); +} // end of wxMenuItem::Check + +void wxMenuItem::SetItemLabel( const wxString& rText ) { - if ( m_bEnabled != bDoEnable ) { - if ( m_pSubMenu == NULL ) { // normal menu item - // TODO + // + // Don't do anything if label didn't change + // + + wxString sText = wxPMTextToLabel(rText); + if (m_text == sText) + return; + + // wxMenuItemBase will do stock ID checks + wxMenuItemBase::SetItemLabel(sText); + + HWND hMenu = GetHmenuOf(m_parentMenu); + + wxCHECK_RET(hMenu, wxT("menuitem without menu")); + +#if wxUSE_ACCEL + m_parentMenu->UpdateAccel(this); +#endif // wxUSE_ACCEL + + USHORT uId = (USHORT)GetRealId(); + MENUITEM vItem; + USHORT uFlagsOld; + + if (!::WinSendMsg( hMenu + ,MM_QUERYITEM + ,MPFROM2SHORT(uId, TRUE) + ,(MPARAM)&vItem + )) + { + wxLogLastError(wxT("GetMenuState")); } - else // submenu + else { - // TODO + uFlagsOld = vItem.afStyle; + if (IsSubMenu()) + { + uFlagsOld |= MIS_SUBMENU; + } + + char* pData; + +#if wxUSE_OWNER_DRAWN + if (IsOwnerDrawn()) + { + uFlagsOld |= MIS_OWNERDRAW; + pData = (char*)this; + } + else +#endif //owner drawn + { + uFlagsOld |= MIS_TEXT; + pData = (char*) m_text.wx_str(); + } + + // + // Set the style + // + if (!::WinSendMsg( hMenu + ,MM_SETITEM + ,MPFROM2SHORT(uId, TRUE) + ,(MPARAM)&vItem + )) + { + wxLogLastError(wxT("ModifyMenu")); + } + + // + // Set the text + // + if (::WinSendMsg( hMenu + ,MM_SETITEMTEXT + ,MPFROMSHORT(uId) + ,(MPARAM)pData + )) + { + wxLogLastError(wxT("ModifyMenu")); + } } +} // end of wxMenuItem::SetText + +#if wxUSE_OWNER_DRAWN - m_bEnabled = bDoEnable; - } +wxString wxMenuItem::GetName() const +{ + return GetItemLabelText(); } -void wxMenuItem::Check(bool bDoCheck) +bool wxMenuItem::OnMeasureItem( size_t* pWidth, size_t* pHeight ) +{ + wxMemoryDC vDC; + + wxString sStr = GetName(); + + // + // If we have a valid accel string, then pad out + // the menu string so that the menu and accel string are not + // placed on top of each other. + wxString accel = GetItemLabel().AfterFirst(wxT('\t')); + if (!accel.empty() ) + { + sStr.Pad(sStr.length()%8); + sStr += accel; + } + vDC.SetFont(GetFont()); + vDC.GetTextExtent( sStr + ,(wxCoord *)pWidth + ,(wxCoord *)pHeight + ); + if (!accel.empty()) + { + // + // Measure the accelerator string, and add its width to + // the total item width, plus 16 (Accelerators are right justified, + // with the right edge of the text rectangle 16 pixels left of + // the right edge of the menu) + // + int nAccelWidth; + int nAccelHeight; + + vDC.GetTextExtent( m_strAccel + ,&nAccelWidth + ,&nAccelHeight + ); + *pWidth += nAccelWidth; + } + + // + // Add space at the end of the menu for the submenu expansion arrow. + // This will also allow offsetting the accel string from the right edge + // + *pWidth = (size_t)(*pWidth + GetDefaultMarginWidth() * 1.5); + + // + // JACS: items still look too tightly packed, so adding 5 pixels. + // + (*pHeight) += 5; + + // + // Ray Gilbert's changes - Corrects the problem of a BMP + // being placed next to text in a menu item, and the BMP does + // not match the size expected by the system. This will + // resize the space so the BMP will fit. Without this, BMPs + // must be no larger or smaller than 16x16. + // + if (m_bmpChecked.IsOk()) + { + // + // Is BMP height larger than text height? + // + size_t nAdjustedHeight = m_bmpChecked.GetHeight() + + wxSystemSettings::GetMetric(wxSYS_EDGE_Y); + if (*pHeight < nAdjustedHeight) + *pHeight = nAdjustedHeight; + + // + // Does BMP encroach on default check menu position? + // + size_t nAdjustedWidth = m_bmpChecked.GetWidth() + + (wxSystemSettings::GetMetric(wxSYS_EDGE_X) * 2); + + // + // Do we need to widen margin to fit BMP? + // + if ((size_t)GetMarginWidth() < nAdjustedWidth) + SetMarginWidth(nAdjustedWidth); + + // + // Add the size of the bitmap to our total size... + // + *pWidth += GetMarginWidth(); + } + + // + // Add the size of the bitmap to our total size - even if we don't have + // a bitmap we leave room for one... + // + *pWidth += GetMarginWidth(); + + // + // Make sure that this item is at least as + // tall as the user's system settings specify + // + const size_t heightStd = 6; // FIXME: get value from the system + if ( *pHeight < heightStd ) + *pHeight = heightStd; + m_nHeight = *pHeight; // remember height for use in OnDrawItem + return true; +} // end of wxOwnerDrawn::OnMeasureItem + +bool wxMenuItem::OnDrawItem( wxDC& rDC, + const wxRect& rRect, + wxODAction eAction, + wxODStatus eStatus ) { - wxCHECK_RET( IsCheckable(), "only checkable items may be checked" ); - if ( m_bChecked != bDoCheck ) { - // TODO - m_bChecked = bDoCheck; - } + // + // Select the font and draw the text + // --------------------------------- + // + + CHARBUNDLE vCbnd; + wxPMDCImpl *impl = (wxPMDCImpl*) rDC.GetImpl(); + HPS hPS= impl->GetHPS(); + wxFont vFont; + wxColour vColBack; + wxColour vColText; + COLORREF vRef; + RECTL vRect = {rRect.x + 4, rRect.y + 1, rRect.x + (rRect.width - 2), rRect.y + rRect.height}; + + memset(&vCbnd, 0, sizeof(CHARBUNDLE)); + + GetFontToUse(vFont); + GetColourToUse(eStatus, vColText, vColBack); + + rDC.SetFont(vFont); + rDC.SetTextBackground(vColBack); + rDC.SetTextForeground(vColText); + rDC.SetBackgroundMode(wxTRANSPARENT); + + vCbnd.lColor = vColText.GetPixel(); + vCbnd.lBackColor = vColBack.GetPixel(); + ::GpiSetAttrs( hPS + ,PRIM_CHAR + ,CBB_BACK_COLOR | CBB_COLOR + ,0 + ,&vCbnd + ); + ::GpiSetBackMix( hPS + ,BM_LEAVEALONE + ); + + // + // Paint the background + // + ::WinFillRect(hPS, &vRect, vColBack.GetPixel()); + + // + // Determine where to draw and leave space for a check-mark. + // + int nX = rRect.x + GetMarginWidth(); + + // + // Unfortunately, unlike Win32, PM has no owner drawn specific text + // drawing methods like ::DrawState that can cleanly handle accel + // mnemonics and deal, automatically, with various states, so we have + // to handle them ourselves. Notice Win32 can't handle \t in ownerdrawn + // strings either. We cannot handle mnemonics either. We display + // them, though, in the hope we can figure them out some day. + // + + // + // Display main text and accel text separately to align better + // + wxString sTgt = wxT("\t"); + wxString sFullString = GetItemLabel(); // need to save the original text + wxString sAccel; + int nIndex; + size_t nWidth; + size_t nCharWidth; + size_t nHeight; + bool bFoundMnemonic = false; + bool bFoundAccel = false; + + // + // Deal with the tab, extracting the Accel text + // + nIndex = sFullString.Find(sTgt); + if (nIndex != -1) + { + bFoundAccel = true; + sAccel = sFullString.Mid(nIndex + 1); + sFullString.Remove(nIndex); + } + + // + // Deal with the mnemonic character + // + sTgt = wxT("~"); + nIndex = sFullString.Find(sTgt); + if (nIndex != -1) + { + wxString sTmp = sFullString; + + bFoundMnemonic = true; + sTmp.Remove(nIndex); + rDC.GetTextExtent( sTmp + ,(wxCoord *)&nWidth + ,(wxCoord *)&nHeight + ); + sTmp = sFullString[(size_t)(nIndex + 1)]; + rDC.GetTextExtent( sTmp + ,(wxCoord *)&nCharWidth + ,(wxCoord *)&nHeight + ); + sFullString.Replace(sTgt.c_str(), wxEmptyString, true); + } + + // + // Draw the main item text sans the accel text + // + POINTL vPntStart = {nX, rRect.y + 4}; + ::GpiCharStringAt( impl->GetHPS() + ,&vPntStart + ,sFullString.length() + ,sFullString.char_str() + ); + if (bFoundMnemonic) + { + // + // Underline the mnemonic -- still won't work, but at least it "looks" right + // + wxPen vPen; + POINTL vPntEnd = {nX + nWidth + nCharWidth - 3, rRect.y + 2}; //CharWidth is bit wide + + vPntStart.x = nX + nWidth - 1; + vPntStart.y = rRect.y + 2; // Make it look pretty! + vPen = wxPen(vColText, 1, wxSOLID); // Assuming we are always black + rDC.SetPen(vPen); + ::GpiMove(hPS, &vPntStart); + ::GpiLine(hPS, &vPntEnd); + } + + // + // Now draw the accel text + // + if (bFoundAccel) + { + size_t nWidth; + size_t nHeight; + + rDC.GetTextExtent( sAccel + ,(wxCoord *)&nWidth + ,(wxCoord *)&nHeight + ); + // + // Back off the starting position from the right edge + // + vPntStart.x = rRect.width - (nWidth + 7); + vPntStart.y = rRect.y + 4; + ::GpiCharStringAt( impl->GetHPS() + ,&vPntStart + ,sAccel.length() + ,sAccel.char_str() + ); + } + + // + // Draw the bitmap + // --------------- + // + if (IsCheckable() && !m_bmpChecked.IsOk()) + { + if (eStatus & wxODChecked) + { + RECTL vRect; + HBITMAP hBmpCheck = ::WinGetSysBitmap(HWND_DESKTOP, SBMP_MENUCHECK); + + vRect.xLeft = rRect.x; + vRect.xRight = rRect.x + GetMarginWidth(); + vRect.yBottom = rRect.y; + vRect.yTop = rRect.y + m_nHeight - 3; + + ::WinDrawBitmap( hPS // PS for this menuitem + ,hBmpCheck // system checkmark + ,NULL // draw the whole bitmap + ,(PPOINTL)&vRect // destination -- bottom left corner of the menuitem area + ,0L // ignored + ,0L // draw a bitmap + ,DBM_NORMAL // draw normal size + ); + } + } + else + { + // + // For uncheckable item we use only the 'checked' bitmap + // + wxBitmap vBmp(GetBitmap(IsCheckable() ? ((eStatus & wxODChecked) != 0) : TRUE)); + + if (vBmp.IsOk()) + { + + wxMemoryDC vDCMem(&rDC); + wxMemoryDC* pOldDC = (wxMemoryDC*)vBmp.GetSelectedInto(); + + if(pOldDC != NULL) + { + vBmp.SetSelectedInto(NULL); + } + vDCMem.SelectObject(vBmp); + + // + // Center bitmap + // + int nBmpWidth = vBmp.GetWidth(); + int nBmpHeight = vBmp.GetHeight(); + + // + // There should be enough space! + // + wxASSERT((nBmpWidth <= rRect.width) && (nBmpHeight <= rRect.height)); + + int nHeightDiff = m_nHeight - nBmpHeight; + + rDC.Blit( rRect.x + (GetMarginWidth() - nBmpWidth) / 2 + ,rRect.y + nHeightDiff / 2 + ,nBmpWidth + ,nBmpHeight + ,&vDCMem + ,0 + ,0 + ,wxCOPY + ,true + ); + + if (eStatus & wxODSelected) + { + POINTL vPnt1 = {rRect.x + 1, rRect.y + 3}; // Leave a little background border + POINTL vPnt2 = {rRect.x + GetMarginWidth(), rRect.y + m_nHeight - 3}; + + LINEBUNDLE vLine; + + vLine.lColor = vColBack.GetPixel(); + ::GpiSetAttrs( hPS + ,PRIM_LINE + ,LBB_COLOR + ,0 + ,&vLine + ); + ::GpiMove(hPS, &vPnt1); + ::GpiBox( hPS + ,DRO_OUTLINE + ,&vPnt2 + ,0L + ,0L + ); + } + vBmp.SetSelectedInto(NULL); + } + } + return true; +} // end of wxOwnerDrawn::OnDrawItem + +#endif // wxUSE_OWNER_DRAWN + +// ---------------------------------------------------------------------------- +// wxMenuItemBase +// ---------------------------------------------------------------------------- + +wxMenuItem* wxMenuItemBase::New( + wxMenu* pParentMenu +, int nId +, const wxString& rName +, const wxString& rHelp +, wxItemKind kind +, wxMenu* pSubMenu +) +{ + return new wxMenuItem( pParentMenu + ,nId + ,rName + ,rHelp + ,kind + ,pSubMenu + ); +} // end of wxMenuItemBase::New