/////////////////////////////////////////////////////////////////////////////
-// 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__
#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"
#endif
#ifdef __DARWIN__
#include <Gestalt.h>
#include <Displays.h>
#include <Quickdraw.h>
- #include <Video.h> //for VDSwitchInfoRec
+ #include <Video.h> // for VDSwitchInfoRec
#include <FixMath.h>
+ #include <Debugging.h>
#endif
-#include "wx/display.h"
+#include "wx/display_impl.h"
#include "wx/gdicmn.h"
-#include "wx/string.h"
// ----------------------------------------------------------------------------
-// private classes
+// display classes implementation
// ----------------------------------------------------------------------------
-class wxDisplayMacPriv
+#ifdef __WXMAC_OSX__
+
+class wxDisplayImplMacOSX : public wxDisplayImpl
{
public:
+ wxDisplayImplMacOSX(size_t n, CGDirectDisplayID id)
+ : wxDisplayImpl(n),
+ m_id(id)
+ {
+ }
+
+ virtual wxRect GetGeometry() 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)
+};
+
+class wxDisplayFactoryMacOSX : public wxDisplayFactory
+{
+public:
+ wxDisplayFactoryMacOSX() {}
+
+ virtual wxDisplayImpl *CreateDisplay(size_t n);
+ virtual size_t GetCount();
+ virtual int GetFromPoint(const wxPoint& pt);
+
+protected:
+ DECLARE_NO_COPY_CLASS(wxDisplayFactoryMacOSX)
+};
+
+// ============================================================================
+// wxDisplayFactoryMacOSX implementation
+// ============================================================================
+
+size_t wxDisplayFactoryMacOSX::GetCount()
+{
+ CGDisplayCount count;
+#ifdef __WXDEBUG__
+ CGDisplayErr err =
+#endif
+ CGGetActiveDisplayList(0, NULL, &count);
+
+ wxASSERT(err == CGDisplayNoErr);
+
+ return count;
+}
+
+int wxDisplayFactoryMacOSX::GetFromPoint(const wxPoint& p)
+{
+ 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)
+ {
+ theCount = GetCount();
+ CGDirectDisplayID* theIDs = new CGDirectDisplayID[theCount];
+ err = CGGetActiveDisplayList(theCount, theIDs, &theCount);
+ wxASSERT(err == CGDisplayNoErr);
+
+ for (nWhich = 0; nWhich < (int) theCount; ++nWhich)
+ {
+ if (theIDs[nWhich] == theID)
+ break;
+ }
+
+ delete [] theIDs;
+
+ if (nWhich == (int) theCount)
+ {
+ wxFAIL_MSG(wxT("Failed to find display in display list"));
+ nWhich = wxNOT_FOUND;
+ }
+ }
+
+ return nWhich;
+}
+
+wxDisplayImpl *wxDisplayFactoryMacOSX::CreateDisplay(size_t n)
+{
+ CGDisplayCount theCount = GetCount();
+ CGDirectDisplayID* theIDs = new CGDirectDisplayID[theCount];
+
+#ifdef __WXDEBUG__
+ CGDisplayErr err =
+#endif
+ CGGetActiveDisplayList(theCount, theIDs, &theCount);
+
+ wxASSERT( err == CGDisplayNoErr );
+ wxASSERT( n < theCount );
+
+ wxDisplayImplMacOSX *display = new wxDisplayImplMacOSX(n, theIDs[n]);
+
+ delete [] theIDs;
+
+ return display;
+}
+
+// ============================================================================
+// wxDisplayImplMacOSX implementation
+// ============================================================================
+
+wxRect wxDisplayImplMacOSX::GetGeometry() const
+{
+ CGRect theRect = CGDisplayBounds(m_id);
+ return wxRect( (int)theRect.origin.x,
+ (int)theRect.origin.y,
+ (int)theRect.size.width,
+ (int)theRect.size.height ); //floats
+}
+
+static int wxCFDictKeyToInt( CFDictionaryRef desc, CFStringRef key )
+{
+ CFNumberRef value = (CFNumberRef) CFDictionaryGetValue( desc, key );
+ if (value == NULL)
+ return 0;
+
+ int num = 0;
+ CFNumberGetValue( value, kCFNumberIntType, &num );
+
+ return num;
+}
+
+wxArrayVideoModes wxDisplayImplMacOSX::GetModes(const wxVideoMode& mode) const
+{
+ wxArrayVideoModes resultModes;
+
+ CFArrayRef theArray = CGDisplayAvailableModes( m_id );
+
+ for (CFIndex i = 0; i < CFArrayGetCount(theArray); ++i)
+ {
+ CFDictionaryRef theValue = (CFDictionaryRef) CFArrayGetValueAtIndex( theArray, i );
+
+ wxVideoMode theMode(
+ wxCFDictKeyToInt( theValue, kCGDisplayWidth ),
+ wxCFDictKeyToInt( theValue, kCGDisplayHeight ),
+ wxCFDictKeyToInt( theValue, kCGDisplayBitsPerPixel ),
+ wxCFDictKeyToInt( theValue, kCGDisplayRefreshRate ));
+
+ if (theMode.Matches( mode ))
+ resultModes.Add( theMode );
+ }
+
+ return resultModes;
+}
+
+wxVideoMode wxDisplayImplMacOSX::GetCurrentMode() const
+{
+ CFDictionaryRef theValue = CGDisplayCurrentMode( m_id );
+
+ return wxVideoMode(
+ wxCFDictKeyToInt( theValue, kCGDisplayWidth ),
+ wxCFDictKeyToInt( theValue, kCGDisplayHeight ),
+ wxCFDictKeyToInt( theValue, kCGDisplayBitsPerPixel ),
+ wxCFDictKeyToInt( theValue, kCGDisplayRefreshRate ));
+}
+
+bool wxDisplayImplMacOSX::ChangeMode( const wxVideoMode& mode )
+{
+ // 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::CreateFactory()
+// ============================================================================
+
+/* static */ wxDisplayFactory *wxDisplay::CreateFactory()
+{
+ return new wxDisplayFactoryMacOSX;
+}
+
+#else // !__WXMAC_OSX__
+
+class wxDisplayImplMac : public wxDisplayImpl
+{
+public:
+ wxDisplayImplMac(size_t n, GDHandle hndl)
+ : wxDisplayImpl(n),
+ m_hndl(hndl)
+ {
+ }
+
+ virtual wxRect GetGeometry() 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:
GDHandle m_hndl;
+
+ DECLARE_NO_COPY_CLASS(wxDisplayImplMac)
};
-size_t wxDisplayBase::GetCount()
+class wxDisplayFactoryMac : public wxDisplayFactory
+{
+public:
+ wxDisplayFactoryMac();
+
+ virtual wxDisplayImpl *CreateDisplay(size_t n);
+ virtual size_t GetCount();
+ virtual int GetFromPoint(const wxPoint& pt);
+
+protected:
+ DECLARE_NO_COPY_CLASS(wxDisplayFactoryMac)
+};
+
+// ============================================================================
+// wxDisplayFactoryMac implementation
+// ============================================================================
+
+size_t wxDisplayFactoryMac::GetCount()
{
- GDHandle hndl;
size_t num = 0;
- hndl = DMGetFirstScreenDevice(true);
+ GDHandle hndl = DMGetFirstScreenDevice(true);
while(hndl)
{
num++;
return num;
}
-int wxDisplayBase::GetFromPoint(const wxPoint &p)
+int wxDisplayFactoryMac::GetFromPoint(const wxPoint &p)
{
- GDHandle hndl;
size_t num = 0;
- hndl = DMGetFirstScreenDevice(true);
+ GDHandle hndl = DMGetFirstScreenDevice(true);
while(hndl)
{
Rect screenrect = (*hndl)->gdRect;
num++;
hndl = DMGetNextScreenDevice(hndl, true);
}
- return -1;
+
+ return wxNOT_FOUND;
}
-wxDisplay::wxDisplay(size_t index) : wxDisplayBase ( index ),
- m_priv ( new wxDisplayMacPriv() )
+wxDisplayImpl *wxDisplayFactoryMac::CreateDisplay(size_t n)
{
- GDHandle hndl;
- hndl = DMGetFirstScreenDevice(true);
- m_priv->m_hndl = NULL;
+ size_t nOrig = n;
+
+ GDHandle hndl = DMGetFirstScreenDevice(true);
while(hndl)
{
- if (index == 0)
+ if (n == 0)
{
- m_priv->m_hndl = hndl;
+ return new wxDisplayImplMac(nOrig, hndl);
}
- index--;
+ n--;
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 NULL;
}
-int wxDisplay::GetDepth() const
-{
- if (!(m_priv)) return 0;
- if (!(m_priv->m_hndl)) return 0;
-
- // This cryptic looking code is based on Apple's sample code:
- // http://developer.apple.com/samplecode/Sample_Code/Graphics_2D/GDevVideo/Gen.cp.htm
+// ============================================================================
+// wxDisplayImplMac implementation
+// ============================================================================
- //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;
-}
-
-wxString wxDisplay::GetName() const
+wxRect wxDisplayImplMac::GetGeometry() const
{
- // Macs don't name their displays...
- return wxEmptyString;
+ Rect screenrect = (*m_hndl)->gdRect;
+ return wxRect(screenrect.left, screenrect.top,
+ screenrect.right - screenrect.left,
+ screenrect.bottom - screenrect.top);
}
struct DMModeIteratorRec
{
- wxArrayVideoModes* pModes;
- const wxVideoMode* pMatchMode;
+ wxArrayVideoModes* pModes;
+ const wxVideoMode* pMatchMode;
};
-pascal void DMModeListIteratorProc ( void* pData,
- DMListIndexType nIndex,
- DMDisplayModeListEntryPtr pInfo)
+pascal void DMModeListIteratorProc(
+ void* pData,
+ DMListIndexType nIndex,
+ DMDisplayModeListEntryPtr pInfo)
{
DMModeIteratorRec* pInfoData = (DMModeIteratorRec*) pData;
- //Note that in testing the refresh rate is always 0 on my ibook - RN
+ // 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));
- }
+ for (unsigned long i = 0; i < pInfo->displayModeDepthBlockInfo->depthBlockCount; ++i)
+ {
+ 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
- }
}
struct DMModeInfoRec
{
- const wxVideoMode* pMode;
- VDSwitchInfoRec sMode;
- bool bMatched;
+ const wxVideoMode* pMode;
+ VDSwitchInfoRec sMode;
+ bool bMatched;
};
-pascal void DMModeInfoProc ( void* pData,
- DMListIndexType nIndex,
- DMDisplayModeListEntryPtr pInfo)
+pascal void DMModeInfoProc(
+ void* pData,
+ DMListIndexType nIndex,
+ DMDisplayModeListEntryPtr pInfo )
{
- DMModeInfoRec* pInfoData = (DMModeInfoRec*) pData;
- Fixed refresh = Long2Fix(pInfoData->pMode->refresh);
+ 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;
- }
+
+ for (unsigned long i = 0; i < pInfo->displayModeDepthBlockInfo->depthBlockCount; ++i)
+ {
+ 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
- }
}
struct DMModeTransRec
{
- wxVideoMode Mode;
- const VDSwitchInfoRec* psMode;
- bool bMatched;
+ wxVideoMode Mode;
+ const VDSwitchInfoRec* psMode;
+ bool bMatched;
};
-pascal void DMModeTransProc ( void* pData,
- DMListIndexType nIndex,
- DMDisplayModeListEntryPtr pInfo)
+pascal void DMModeTransProc(
+ void* pData,
+ DMListIndexType nIndex,
+ DMDisplayModeListEntryPtr pInfo)
{
- DMModeTransRec* pInfoData = (DMModeTransRec*) pData;
+ 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;
- }
+
+ for (unsigned long i = 0; i < pInfo->displayModeDepthBlockInfo->depthBlockCount; ++i)
+ {
+ 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
- }
}
-wxArrayVideoModes
- wxDisplay::GetModes(const wxVideoMode& mode) const
+wxArrayVideoModes wxDisplayImplMac::GetModes(const wxVideoMode& mode) const
{
-
wxArrayVideoModes Modes;
-
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?
+ // Check DM version == 2
+ // (for backward compatibility only - 7.5.3+ use 2.0)
+ Gestalt( gestaltDisplayMgrVers, (long*) &dwDMVer );
+ if (dwDMVer >= 0x020000)
{
+ DMListIndexType nNumModes;
+ DMListType pModes;
+ DMDisplayModeListIteratorUPP uppMLI;
+ DisplayIDType nDisplayID;
+ OSErr err;
+
+ err = DMGetDisplayIDByGDevice(m_hndl, &nDisplayID, false);
+ verify_noerr( err );
+
+ // Create a new list...
+ err = DMNewDisplayModeList(nDisplayID, NULL, NULL, &nNumModes, &pModes);
+ wxASSERT_MSG( err == 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)
+ {
+ err = DMGetIndexedDisplayModeFromList(pModes, i, NULL, uppMLI, &sModeInfo);
+ verify_noerr( err );
+ }
- 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);
+ DisposeDMDisplayModeListIteratorUPP(uppMLI);
+ err = DMDisposeList(pModes);
+ verify_noerr( err );
}
- else //DM 1.0, 1.2, 1.x
+ 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")) )
- );
+ wxLogSysError(
+ wxString::Format(
+ wxT("Display Manager Version %u Not Supported! Present? %s"),
+ (unsigned int) dwDMVer / 0x10000,
+ (dwDMVer & (1 << gestaltDisplayMgrPresent) ? wxT("Yes") : wxT("No")) ) );
}
return Modes;
}
-wxVideoMode wxDisplay::GetCurrentMode() const
+wxVideoMode wxDisplayImplMac::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?
+
+ // Check DM version == 2
+ // (for backward compatibility only - 7.5.3+ use 2.0)
+ Gestalt( gestaltDisplayMgrVers, (long*) &dwDMVer );
+ if (dwDMVer >= 0x020000)
{
- 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));
- }
+ VDSwitchInfoRec sMode; // Note: csMode member also contains the bit depth
+ OSErr err;
+
+ err = DMGetDisplayMode( m_hndl, &sMode );
+ if (err == noErr)
+ {
+ DMListIndexType nNumModes;
+ DMListType pModes;
+ DMDisplayModeListIteratorUPP uppMLI;
+ DisplayIDType nDisplayID;
+
+ err = DMGetDisplayIDByGDevice(m_hndl, &nDisplayID, false);
+ verify_noerr( err );
+
+ // Create a new list...
+ err = DMNewDisplayModeList(nDisplayID, NULL, NULL, &nNumModes, &pModes);
+ wxASSERT_MSG( err == 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)
+ {
+ err = DMGetIndexedDisplayModeFromList(pModes, i, NULL, uppMLI, &sModeInfo);
+ verify_noerr( err );
+
+ if ( sModeInfo.bMatched )
+ {
+ RetMode = sModeInfo.Mode;
+ break;
+ }
+ }
+
+ DisposeDMDisplayModeListIteratorUPP(uppMLI);
+ err = DMDisposeList(pModes);
+ verify_noerr( err );
+ }
+ 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
+ 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")) )
- );
+ 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;
}
-bool wxDisplay::ChangeMode(const wxVideoMode& mode)
+bool wxDisplayImplMac::ChangeMode(const wxVideoMode& mode)
{
unsigned long dwDMVer;
- Gestalt(gestaltDisplayMgrVers, (long*)&dwDMVer);
+
+ Gestalt( gestaltDisplayMgrVers, (long*)&dwDMVer );
if (GetCount() == 1 || dwDMVer >= 0x020000)
{
- if (mode == wxDefaultVideoMode)
- {
+ if (mode == wxDefaultVideoMode)
+ {
+ return true;
+
+#if 0
//#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;
+// 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;
+ // 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")));
+#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;
+ OSErr err;
+
+ err = DMGetDisplayIDByGDevice(m_hndl, &nDisplayID, false);
+ verify_noerr( err );
+
+ // Create a new list...
+ err = DMNewDisplayModeList(nDisplayID, NULL, NULL, &nNumModes, &pModes);
+ wxASSERT_MSG(err == 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)
+ {
+ err = DMGetIndexedDisplayModeFromList(pModes, i, NULL, uppMLI, &sModeInfo);
+ verify_noerr( err );
+
+ if (sModeInfo.bMatched)
+ {
+ sMode = sModeInfo.sMode;
+ break;
+ }
+ }
+
+ if (i == nNumModes)
+ return false;
+
+ DisposeDMDisplayModeListIteratorUPP(uppMLI);
+
+ err = DMDisposeList(pModes);
+ verify_noerr( err );
+
+ // For the really paranoid -
+ // unsigned long flags;
+ // Boolean bok;
+ // wxASSERT(noErr == DMCheckDisplayMode(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;
+ err = DMSetDisplayMode(
+ m_hndl, sMode.csData,
+ (unsigned long*) &(dwBPP),
+ NULL, //(unsigned long) &sMode
+ hDisplayState );
+
+ if (err != noErr)
+ {
+ DMEndConfigureDisplays(hDisplayState);
+ wxLogError(wxT("Could not set the display mode"));
+
return false;
- }
- DMEndConfigureDisplays(hDisplayState);
+ }
+
+ DMEndConfigureDisplays(hDisplayState);
}
- else //DM 1.0, 1.2, 1.x
+ else // DM 1.0, 1.2, 1.x
{
- wxLogSysError(wxString::Format(wxT("Monitor gravitation not supported yet. dwDMVer:%u"),
- (unsigned int) dwDMVer));
- return false;
+ wxLogSysError(
+ wxString::Format(
+ wxT("Monitor gravitation not supported yet. dwDMVer:%u"),
+ (unsigned int) dwDMVer));
+
+ return false;
}
-
+
return true;
}
-wxDisplay::~wxDisplay()
+// ============================================================================
+// wxDisplay::CreateFactory()
+// ============================================================================
+
+/* static */ wxDisplayFactory *wxDisplay::CreateFactory()
{
- if ( m_priv )
- {
- delete m_priv;
- m_priv = 0;
- }
+ return new wxDisplayFactoryMac;
}
+#endif // !OSX
+
#endif // wxUSE_DISPLAY
projects / wxWidgets.git / blobdiff