X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..5c7b506103cfc078a821860766e31c47d595e07f:/src/mac/carbon/display.cpp diff --git a/src/mac/carbon/display.cpp b/src/mac/carbon/display.cpp index 65542cda89..99c51f04ce 100644 --- a/src/mac/carbon/display.cpp +++ b/src/mac/carbon/display.cpp @@ -1,19 +1,22 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: display.cpp +// Name: src/mac/carbon/display.cpp // Purpose: Mac implementation of wxDisplay class -// Author: Brian Victor -// Modified by: Royce Mitchell III & Ryan Norton +// Author: Ryan Norton & Brian Victor +// Modified by: Royce Mitchell III, Vadim Zeitlin // Created: 06/21/02 // RCS-ID: $Id$ // Copyright: (c) wxWidgets team // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ - #pragma implementation "display.h" -#endif +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- -// For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ @@ -22,425 +25,231 @@ #if wxUSE_DISPLAY +#include "wx/display.h" + #ifndef WX_PRECOMP - #include "wx/dynarray.h" - #include "wx/log.h" - #include "wx/msgdlg.h" + #include "wx/dynarray.h" + #include "wx/log.h" + #include "wx/string.h" + #include "wx/gdicmn.h" #endif -#ifdef __DARWIN__ - #include -#else - #include - #include - #include - #include //for VDSwitchInfoRec - #include -#endif +#include -#include "wx/display.h" -#include "wx/gdicmn.h" -#include "wx/string.h" +#include "wx/display_impl.h" // ---------------------------------------------------------------------------- -// private classes +// display classes implementation // ---------------------------------------------------------------------------- -class wxDisplayMacPriv +class wxDisplayImplMacOSX : public wxDisplayImpl { public: - GDHandle m_hndl; + wxDisplayImplMacOSX(unsigned n, CGDirectDisplayID id) + : wxDisplayImpl(n), + m_id(id) + { + } + + virtual wxRect GetGeometry() const; + virtual wxRect GetClientArea() const; + virtual wxString GetName() const { return wxString(); } + + virtual wxArrayVideoModes GetModes(const wxVideoMode& mode) const; + virtual wxVideoMode GetCurrentMode() const; + virtual bool ChangeMode(const wxVideoMode& mode); + +private: + CGDirectDisplayID m_id; + + DECLARE_NO_COPY_CLASS(wxDisplayImplMacOSX) }; -size_t wxDisplayBase::GetCount() +class wxDisplayFactoryMacOSX : public wxDisplayFactory { - GDHandle hndl; - size_t num = 0; - hndl = DMGetFirstScreenDevice(true); - while(hndl) - { - num++; - hndl = DMGetNextScreenDevice(hndl, true); - } - return num; +public: + wxDisplayFactoryMacOSX() {} + + virtual wxDisplayImpl *CreateDisplay(unsigned n); + virtual unsigned GetCount(); + virtual int GetFromPoint(const wxPoint& pt); + +protected: + DECLARE_NO_COPY_CLASS(wxDisplayFactoryMacOSX) +}; + +// ============================================================================ +// wxDisplayFactoryMacOSX implementation +// ============================================================================ + +unsigned wxDisplayFactoryMacOSX::GetCount() +{ + CGDisplayCount count; +#ifdef __WXDEBUG__ + CGDisplayErr err = +#endif + CGGetActiveDisplayList(0, NULL, &count); + + wxASSERT(err == CGDisplayNoErr); + + return count; } -int wxDisplayBase::GetFromPoint(const wxPoint &p) +int wxDisplayFactoryMacOSX::GetFromPoint(const wxPoint& p) { - GDHandle hndl; - size_t num = 0; - hndl = DMGetFirstScreenDevice(true); - while(hndl) + CGPoint thePoint = {(float)p.x, (float)p.y}; + CGDirectDisplayID theID; + CGDisplayCount theCount; + CGDisplayErr err = CGGetDisplaysWithPoint(thePoint, 1, &theID, &theCount); + wxASSERT(err == CGDisplayNoErr); + + int nWhich = wxNOT_FOUND; + + if (theCount) { - Rect screenrect = (*hndl)->gdRect; - if (p.x >= screenrect.left && - p.x <= screenrect.right && - p.y >= screenrect.top && - p.y <= screenrect.bottom) + theCount = GetCount(); + CGDirectDisplayID* theIDs = new CGDirectDisplayID[theCount]; + err = CGGetActiveDisplayList(theCount, theIDs, &theCount); + wxASSERT(err == CGDisplayNoErr); + + for (nWhich = 0; nWhich < (int) theCount; ++nWhich) { - return num; + if (theIDs[nWhich] == theID) + break; } - num++; - hndl = DMGetNextScreenDevice(hndl, true); - } - return -1; -} -wxDisplay::wxDisplay(size_t index) : wxDisplayBase ( index ), - m_priv ( new wxDisplayMacPriv() ) -{ - GDHandle hndl; - hndl = DMGetFirstScreenDevice(true); - m_priv->m_hndl = NULL; - while(hndl) - { - if (index == 0) + delete [] theIDs; + + if (nWhich == (int) theCount) { - m_priv->m_hndl = hndl; + wxFAIL_MSG(wxT("Failed to find display in display list")); + nWhich = wxNOT_FOUND; } - index--; - hndl = DMGetNextScreenDevice(hndl, true); } -} -wxRect wxDisplay::GetGeometry() const -{ - if (!(m_priv)) return wxRect(0, 0, 0, 0); - if (!(m_priv->m_hndl)) return wxRect(0, 0, 0, 0); - Rect screenrect = (*(m_priv->m_hndl))->gdRect; - return wxRect( screenrect.left, screenrect.top, - screenrect.right - screenrect.left, screenrect.bottom - screenrect.top); + return nWhich; } -int wxDisplay::GetDepth() const +wxDisplayImpl *wxDisplayFactoryMacOSX::CreateDisplay(unsigned n) { - if (!(m_priv)) return 0; - if (!(m_priv->m_hndl)) return 0; + CGDisplayCount theCount = GetCount(); + CGDirectDisplayID* theIDs = new CGDirectDisplayID[theCount]; - // This cryptic looking code is based on Apple's sample code: - // http://developer.apple.com/samplecode/Sample_Code/Graphics_2D/GDevVideo/Gen.cp.htm +#ifdef __WXDEBUG__ + CGDisplayErr err = +#endif + CGGetActiveDisplayList(theCount, theIDs, &theCount); - //RN - according to the docs - //gdPMap is a bitmap-type representation of the GDevice, and all - //0x0000FFFF does is get the lower 16 bits of pixelSize. However, - //since pixelSize is only 16 bits (a short)... - return ((*(*(m_priv->m_hndl))->gdPMap)->pixelSize) & 0x0000FFFF; -} + wxASSERT( err == CGDisplayNoErr ); + wxASSERT( n < theCount ); -wxString wxDisplay::GetName() const -{ - // Macs don't name their displays... - return wxEmptyString; + wxDisplayImplMacOSX *display = new wxDisplayImplMacOSX(n, theIDs[n]); + + delete [] theIDs; + + return display; } -struct DMModeIteratorRec -{ - wxArrayVideoModes* pModes; - const wxVideoMode* pMatchMode; -}; +// ============================================================================ +// wxDisplayImplMacOSX implementation +// ============================================================================ -pascal void DMModeListIteratorProc ( void* pData, - DMListIndexType nIndex, - DMDisplayModeListEntryPtr pInfo) +wxRect wxDisplayImplMacOSX::GetGeometry() const { - DMModeIteratorRec* pInfoData = (DMModeIteratorRec*) pData; - - //Note that in testing the refresh rate is always 0 on my ibook - RN - int refresh = (int) Fix2Long(pInfo->displayModeResolutionInfo->csRefreshRate); - - for(unsigned long i = 0; i < pInfo->displayModeDepthBlockInfo->depthBlockCount; ++i) - { -#define pDBI pInfo->displayModeDepthBlockInfo->depthVPBlock[i].depthVPBlock - - if (wxVideoMode((int) pInfo->displayModeResolutionInfo->csHorizontalPixels, - (int) pInfo->displayModeResolutionInfo->csVerticalLines, - (int) pDBI->vpPixelSize, - refresh).Matches(*pInfoData->pMatchMode) ) - { - pInfoData->pModes->Add(wxVideoMode((int) pInfo->displayModeResolutionInfo->csHorizontalPixels, - (int) pInfo->displayModeResolutionInfo->csVerticalLines, - (int) pDBI->vpPixelSize, - refresh)); - } -#undef pDBI - } + CGRect theRect = CGDisplayBounds(m_id); + return wxRect( (int)theRect.origin.x, + (int)theRect.origin.y, + (int)theRect.size.width, + (int)theRect.size.height ); //floats } -struct DMModeInfoRec +wxRect wxDisplayImplMacOSX::GetClientArea() const { - const wxVideoMode* pMode; - VDSwitchInfoRec sMode; - bool bMatched; -}; + // VZ: I don't know how to get client area for arbitrary display but + // wxGetClientDisplayRect() does work correctly for at least the main + // one (TODO: do it correctly for the other displays too) + if ( IsPrimary() ) + return wxGetClientDisplayRect(); -pascal void DMModeInfoProc ( void* pData, - DMListIndexType nIndex, - DMDisplayModeListEntryPtr pInfo) -{ - DMModeInfoRec* pInfoData = (DMModeInfoRec*) pData; - Fixed refresh = Long2Fix(pInfoData->pMode->refresh); - - for(unsigned long i = 0; i < pInfo->displayModeDepthBlockInfo->depthBlockCount; ++i) - { -#define pDBI pInfo->displayModeDepthBlockInfo->depthVPBlock[i].depthVPBlock - if (pInfoData->pMode->w == (int&) pInfo->displayModeResolutionInfo->csHorizontalPixels && - pInfoData->pMode->h == (int&) pInfo->displayModeResolutionInfo->csVerticalLines && - pInfoData->pMode->bpp == (int) pDBI->vpPixelSize && - refresh == pInfo->displayModeResolutionInfo->csRefreshRate) - { - memcpy(&pInfoData->sMode, pInfo->displayModeDepthBlockInfo->depthVPBlock[i].depthSwitchInfo, - sizeof(VDSwitchInfoRec)); - pInfoData->sMode.csMode = pDBI->vpPixelSize; - pInfoData->bMatched = true; - break; - } -#undef pDBI - } + return wxDisplayImpl::GetClientArea(); } -struct DMModeTransRec +static int wxCFDictKeyToInt( CFDictionaryRef desc, CFStringRef key ) { - wxVideoMode Mode; - const VDSwitchInfoRec* psMode; - bool bMatched; -}; + CFNumberRef value = (CFNumberRef) CFDictionaryGetValue( desc, key ); + if (value == NULL) + return 0; -pascal void DMModeTransProc ( void* pData, - DMListIndexType nIndex, - DMDisplayModeListEntryPtr pInfo) -{ - DMModeTransRec* pInfoData = (DMModeTransRec*) pData; - - for(unsigned long i = 0; i < pInfo->displayModeDepthBlockInfo->depthBlockCount; ++i) - { -#define pDBI pInfo->displayModeDepthBlockInfo->depthVPBlock[i].depthVPBlock - if (pInfoData->psMode->csData == pInfo->displayModeDepthBlockInfo->depthVPBlock[i].depthSwitchInfo->csData) - { - pInfoData->Mode = wxVideoMode((int) pInfo->displayModeResolutionInfo->csHorizontalPixels, - (int) pInfo->displayModeResolutionInfo->csVerticalLines, - (int) pDBI->vpPixelSize, - (int) Fix2Long(pInfo->displayModeResolutionInfo->csRefreshRate) ); - pInfoData->bMatched = true; - break; - } -#undef pDBI - } + int num = 0; + CFNumberGetValue( value, kCFNumberIntType, &num ); + + return num; } -wxArrayVideoModes - wxDisplay::GetModes(const wxVideoMode& mode) const +wxArrayVideoModes wxDisplayImplMacOSX::GetModes(const wxVideoMode& mode) const { + wxArrayVideoModes resultModes; - wxArrayVideoModes Modes; + CFArrayRef theArray = CGDisplayAvailableModes( m_id ); - unsigned long dwDMVer; - Gestalt(gestaltDisplayMgrVers, (long*) &dwDMVer); - - //Check DM version (for backward compatibility only - 7.5.3+ use 2.0) - if (dwDMVer >= 0x020000) //version 2? + for (CFIndex i = 0; i < CFArrayGetCount(theArray); ++i) { + CFDictionaryRef theValue = (CFDictionaryRef) CFArrayGetValueAtIndex( theArray, i ); - DMListIndexType nNumModes; - DMListType pModes; - DMDisplayModeListIteratorUPP uppMLI; - DisplayIDType nDisplayID; - - wxASSERT(DMGetDisplayIDByGDevice(m_priv->m_hndl, &nDisplayID, false) == noErr); - //Create a new list... - wxASSERT_MSG(DMNewDisplayModeList(nDisplayID, NULL, NULL, &nNumModes, &pModes) == noErr, wxT("Could not create a new display mode list") ); - - uppMLI = NewDMDisplayModeListIteratorUPP(DMModeListIteratorProc); - wxASSERT(uppMLI); - - DMModeIteratorRec sModeInfo; - sModeInfo.pModes = &Modes; - sModeInfo.pMatchMode = &mode; - for (DMListIndexType i = 0; i < nNumModes; ++i) - { - wxASSERT(DMGetIndexedDisplayModeFromList(pModes, i, NULL, - uppMLI, &sModeInfo) == noErr); - } - DisposeDMDisplayModeListIteratorUPP(uppMLI); - wxASSERT(DMDisposeList(pModes) == noErr); - } - else //DM 1.0, 1.2, 1.x - { - wxLogSysError(wxString::Format(wxT("Display Manager Version %u Not Supported! Present? %s"), - (unsigned int) dwDMVer / 0x10000, - (dwDMVer & (1 << gestaltDisplayMgrPresent) ? wxT("Yes") : wxT("No")) ) - ); + wxVideoMode theMode( + wxCFDictKeyToInt( theValue, kCGDisplayWidth ), + wxCFDictKeyToInt( theValue, kCGDisplayHeight ), + wxCFDictKeyToInt( theValue, kCGDisplayBitsPerPixel ), + wxCFDictKeyToInt( theValue, kCGDisplayRefreshRate )); + + if (theMode.Matches( mode )) + resultModes.Add( theMode ); } - return Modes; + return resultModes; } -wxVideoMode wxDisplay::GetCurrentMode() const +wxVideoMode wxDisplayImplMacOSX::GetCurrentMode() const { - unsigned long dwDMVer; - wxVideoMode RetMode; - - Gestalt(gestaltDisplayMgrVers, (long*) &dwDMVer); - //Check DM version (for backward compatibility only - 7.5.3+ use 2.0) - if (dwDMVer >= 0x020000) //version 2? - { - VDSwitchInfoRec sMode; //Note - csMode member also contains the bit depth - if (DMGetDisplayMode(m_priv->m_hndl, &sMode) == noErr) - { - DMListIndexType nNumModes; - DMListType pModes; - DMDisplayModeListIteratorUPP uppMLI; - DisplayIDType nDisplayID; - - wxASSERT(DMGetDisplayIDByGDevice(m_priv->m_hndl, &nDisplayID, false) == noErr); - //Create a new list... - wxASSERT_MSG(DMNewDisplayModeList(nDisplayID, NULL, NULL, &nNumModes, &pModes) == noErr, - wxT("Could not create a new display mode list") ); - - uppMLI = NewDMDisplayModeListIteratorUPP(DMModeTransProc); - wxASSERT(uppMLI); - - DMModeTransRec sModeInfo; - sModeInfo.bMatched = false; - sModeInfo.psMode = &sMode; - for (DMListIndexType i = 0; i < nNumModes; ++i) - { - wxASSERT(DMGetIndexedDisplayModeFromList(pModes, i, NULL, - uppMLI, &sModeInfo) == noErr); - - if ( sModeInfo.bMatched == true ) - { - RetMode = sModeInfo.Mode; - break; - } - } - - DisposeDMDisplayModeListIteratorUPP(uppMLI); - wxASSERT(DMDisposeList(pModes) == noErr); - } - else //Can't get current mode? - { - wxLogSysError(wxString::Format(wxT("Couldn't obtain current display mode!!!\ndwDMVer:%u"), - (unsigned int) dwDMVer)); - } - } - else //DM ver 1 - { - wxLogSysError(wxString::Format(wxT("Display Manager Version %u Not Supported! Present? %s"), - (unsigned int) dwDMVer / 0x10000, - (dwDMVer & (1 << gestaltDisplayMgrPresent) ? wxT("Yes") : wxT("No")) ) - ); - } - - return RetMode; + CFDictionaryRef theValue = CGDisplayCurrentMode( m_id ); + + return wxVideoMode( + wxCFDictKeyToInt( theValue, kCGDisplayWidth ), + wxCFDictKeyToInt( theValue, kCGDisplayHeight ), + wxCFDictKeyToInt( theValue, kCGDisplayBitsPerPixel ), + wxCFDictKeyToInt( theValue, kCGDisplayRefreshRate )); } -bool wxDisplay::ChangeMode(const wxVideoMode& mode) +bool wxDisplayImplMacOSX::ChangeMode( const wxVideoMode& mode ) { - unsigned long dwDMVer; - Gestalt(gestaltDisplayMgrVers, (long*)&dwDMVer); - if (GetCount() == 1 || dwDMVer >= 0x020000) - { - if (mode == wxDefaultVideoMode) - { -//#ifndef __DARWIN__ -// Handle hDisplayState; -// if (DMBeginConfigureDisplays(&hDisplayState) != noErr) -// { -// wxLogSysError(wxT("Could not lock display for display mode changing!")); -// return false; -// } -// wxASSERT( DMUseScreenPrefs(true, hDisplayState) == noErr); -// DMEndConfigureDisplays(hDisplayState); -// return true; -//#else - //hmmmmm.... - return true; -//#endif - } - - //0 & NULL for params 2 & 3 of DMSetVideoMode signal it to use defaults (current mode) - //DM 2.0+ doesn't use params 2 & 3 of DMSetDisplayMode - //so we have to use this icky structure - VDSwitchInfoRec sMode; - memset(&sMode, 0, sizeof(VDSwitchInfoRec) ); - - DMListIndexType nNumModes; - DMListType pModes; - DMDisplayModeListIteratorUPP uppMLI; - DisplayIDType nDisplayID; - - wxASSERT(DMGetDisplayIDByGDevice(m_priv->m_hndl, &nDisplayID, false) == noErr); - //Create a new list... - wxASSERT_MSG(DMNewDisplayModeList(nDisplayID, NULL, NULL, &nNumModes, &pModes) == noErr, - wxT("Could not create a new display mode list") ); - - uppMLI = NewDMDisplayModeListIteratorUPP(DMModeInfoProc); - wxASSERT(uppMLI); - - DMModeInfoRec sModeInfo; - sModeInfo.bMatched = false; - sModeInfo.pMode = &mode; - unsigned int i; - for(i = 0; i < nNumModes; ++i) - { - wxASSERT(DMGetIndexedDisplayModeFromList(pModes, i, NULL, - uppMLI, &sModeInfo) == noErr); - if (sModeInfo.bMatched == true) - { - sMode = sModeInfo.sMode; - break; - } - } - if(i == nNumModes) - return false; - - DisposeDMDisplayModeListIteratorUPP(uppMLI); - wxASSERT(DMDisposeList(pModes) == noErr); - - // For the really paranoid - - // unsigned long flags; - // Boolean bok; - // wxASSERT(noErr == DMCheckDisplayMode(m_priv->m_hndl, sMode.csData, - // sMode.csMode, &flags, NULL, &bok)); - // wxASSERT(bok); - - Handle hDisplayState; - if (DMBeginConfigureDisplays(&hDisplayState) != noErr) - { - wxLogSysError(wxT("Could not lock display for display mode changing!")); - return false; - } - - unsigned long dwBPP = (unsigned long) mode.bpp; - if (DMSetDisplayMode(m_priv->m_hndl, sMode.csData, - (unsigned long*) &(dwBPP), NULL - //(unsigned long) &sMode - , hDisplayState - ) != noErr) - { - DMEndConfigureDisplays(hDisplayState); - wxMessageBox(wxString::Format(wxT("Could not set the display mode"))); - return false; - } - DMEndConfigureDisplays(hDisplayState); - } - else //DM 1.0, 1.2, 1.x - { - wxLogSysError(wxString::Format(wxT("Monitor gravitation not supported yet. dwDMVer:%u"), - (unsigned int) dwDMVer)); - return false; - } - - return true; + // Changing to default mode (wxDefaultVideoMode) doesn't + // work because we don't have access to the system's 'scrn' + // resource which holds the user's mode which the system + // will return to after this app is done + boolean_t bExactMatch; + CFDictionaryRef theCGMode = CGDisplayBestModeForParametersAndRefreshRate( + m_id, + (size_t)mode.bpp, + (size_t)mode.w, + (size_t)mode.h, + (double)mode.refresh, + &bExactMatch ); + + bool bOK = bExactMatch; + + if (bOK) + bOK = CGDisplaySwitchToMode( m_id, theCGMode ) == CGDisplayNoErr; + + return bOK; } -wxDisplay::~wxDisplay() +// ============================================================================ +// wxDisplay::CreateFactory() +// ============================================================================ + +/* static */ wxDisplayFactory *wxDisplay::CreateFactory() { - if ( m_priv ) - { - delete m_priv; - m_priv = 0; - } + return new wxDisplayFactoryMacOSX; } #endif // wxUSE_DISPLAY