mirror of
https://github.com/cookiengineer/audacity
synced 2025-11-09 22:53:55 +01:00
Updates for wx3
A long way to go yet, but many OSX issues fixed including conversion of Audio Unit effects.
This commit is contained in:
Leland Lucius
658
src/effects/audiounits/AUControl.mm
Normal file
658
src/effects/audiounits/AUControl.mm
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@@ -0,0 +1,658 @@
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/**********************************************************************
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Audacity: A Digital Audio Editor
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AUControl.mm
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Leland Lucius
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Several ideas and code snippets taken from HairerSoft's HSAUView class:
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http://www.hairersoft.com/Downloads/HSAUView.zip
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Created by Martin on 02/06/2007.
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Copyright 2010 by HairerSoft.
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You are most welcome to use this code in your own (open source or not)
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project. Use at your own risk of course, etc. Please acknowledge at an
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appropriate location (manual or about box for example).
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Bug reports most welcome: Martin@HairerSoft.com
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**********************************************************************/
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#include <AudioUnit/AudioUnit.h>
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#include <AudioUnit/AudioComponent.h>
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#include <AudioUnit/AudioUnitProperties.h>
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#include <AudioUnit/AUCocoaUIView.h>
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#include <CoreAudioKit/CoreAudioKit.h>
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#if !defined(_LP64)
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#include <AudioUnit/AudioUnitCarbonView.h>
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#endif
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#include "AUControl.h"
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@interface AUView : NSView
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{
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AUControl *mControl;
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}
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@end
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@implementation AUView
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+ (void)initialize
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{
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static BOOL initialized = NO;
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if (!initialized)
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{
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initialized = YES;
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wxOSXCocoaClassAddWXMethods(self);
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}
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}
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- (instancetype)initWithControl:(AUControl *)control
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{
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// Make sure a parameters were provided
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NSParameterAssert(control);
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mControl = control;
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[super init];
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return self;
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}
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- (BOOL)autoresizesSubviews
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{
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return NO;
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}
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- (void)cocoaViewResized:(NSNotification *)notification
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{
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mControl->CocoaViewResized();
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}
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@end
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AUControlImpl::AUControlImpl(wxWindowMac *peer, NSView *view)
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: wxWidgetCocoaImpl(peer, view, false, false)
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{
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}
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AUControlImpl::~AUControlImpl()
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{
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}
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BEGIN_EVENT_TABLE(AUControl, wxControl)
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EVT_SIZE(AUControl::OnSize)
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END_EVENT_TABLE()
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AUControl::AUControl()
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{
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mComponent = NULL;
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mUnit = NULL;
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mAUView = nil;
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mView = nil;
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mSettingSize = false;
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#if !defined(_LP64)
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mHIView = NULL;
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mWindowRef = NULL;
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#endif
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}
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AUControl::~AUControl()
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{
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#if !defined(_LP64)
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if (mHIView)
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{
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}
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if (mInstance)
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{
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AudioComponentInstanceDispose(mInstance);
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}
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#endif
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if (mView)
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{
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NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
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[center removeObserver:mAUView
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name:NSViewFrameDidChangeNotification
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object:mView];
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[mView release];
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}
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if (mAUView)
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{
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[mAUView release];
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}
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}
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bool AUControl::Create(wxWindow *parent, AudioComponent comp, AudioUnit unit, bool custom)
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{
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mComponent = comp;
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mUnit = unit;
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DontCreatePeer();
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if (!wxControl::Create(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator, wxEmptyString))
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{
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return false;
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}
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mAUView = [AUView alloc];
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if (!mAUView)
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{
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return false;
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}
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[(AUView *)mAUView initWithControl:this];
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[mAUView retain];
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if (custom)
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{
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CreateCocoa();
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#if !defined(_LP64)
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if (!mView)
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{
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CreateCarbon();
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}
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#endif
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}
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if (!mView && !mHIView)
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{
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CreateGeneric();
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}
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if (!mView && !mHIView)
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{
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return false;
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}
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SetPeer(new AUControlImpl(this, mAUView));
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if (mHIView)
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{
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CreateCarbonOverlay();
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}
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// Must get the size again since SetPeer() could cause it to change
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SetInitialSize(GetMinSize());
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MacPostControlCreate(wxDefaultPosition, wxDefaultSize);
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return true;
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}
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void AUControl::OnSize(wxSizeEvent & evt)
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{
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evt.Skip();
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if (mSettingSize)
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{
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return;
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}
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mSettingSize = true;
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wxSize sz = GetSize();
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if (mView)
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{
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int mask = [mView autoresizingMask];
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NSRect viewFrame = [mAUView frame];
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NSRect viewRect = [mView frame];
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if (mask & NSViewWidthSizable)
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{
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viewRect.size.width = sz.GetWidth();
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}
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if (mask & NSViewHeightSizable)
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{
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viewRect.size.height = sz.GetHeight();
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}
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viewRect.origin.x = (viewFrame.size.width - viewRect.size.width) / 2;
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viewRect.origin.y = (viewFrame.size.height - viewRect.size.height) / 2;
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[mView setFrame:viewRect];
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}
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#if !defined(_LP64)
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else if (mHIView)
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{
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HIRect rect;
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HIViewGetFrame(mHIView, &rect);
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CGFloat x = (sz.x - rect.size.width) / 2;
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CGFloat y = (sz.y - rect.size.height) / 2;
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SizeWindow(mWindowRef, sz.x, sz.y, true);
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HIViewPlaceInSuperviewAt(mHIView, x, y);
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wxWindow *w = wxGetTopLevelParent(this);
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wxSize min = w->GetMinSize();
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min.x += (rect.size.width - mLastMin.GetWidth());
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min.y += (rect.size.height - mLastMin.GetHeight());
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w->SetMinSize(min);
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w->SetMaxSize(min);
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mLastMin = wxSize(rect.size.width, rect.size.height);
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}
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#endif
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mSettingSize = false;
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return;
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}
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void AUControl::CreateCocoa()
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{
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OSStatus result;
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UInt32 dataSize;
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result = AudioUnitGetPropertyInfo(mUnit,
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kAudioUnitProperty_CocoaUI,
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kAudioUnitScope_Global,
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0,
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&dataSize,
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NULL);
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if (result != noErr)
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{
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return;
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}
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int cnt = (dataSize - sizeof(CFURLRef)) / sizeof(CFStringRef);
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if (cnt == 0)
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{
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return;
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}
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AudioUnitCocoaViewInfo *viewInfo = (AudioUnitCocoaViewInfo *) malloc(dataSize);
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if (viewInfo == NULL)
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{
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return;
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}
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// Get the view info
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result = AudioUnitGetProperty(mUnit,
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kAudioUnitProperty_CocoaUI,
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kAudioUnitScope_Global,
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0,
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viewInfo,
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&dataSize);
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if (result == noErr)
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{
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// Looks like the AU has a Cocoa UI, so load the factory class
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NSURL *bundleLoc = (NSURL *) viewInfo->mCocoaAUViewBundleLocation;
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NSString *viewClass = (NSString *) viewInfo->mCocoaAUViewClass[0];
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if (bundleLoc != nil && viewClass != nil)
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{
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// Load the bundle
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NSBundle *bundle = [NSBundle bundleWithPath:[bundleLoc path]];
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if (bundle != nil)
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{
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// Load the class from the bundle
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Class factoryClass = [bundle classNamed:viewClass];
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if (factoryClass != nil)
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{
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// Create an instance of the class
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id factoryInst = [[[factoryClass alloc] init] autorelease];
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if (factoryInst != nil)
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{
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// Suggest a reasonable size
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NSSize size = {800, 600};
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// Create the view
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mView = [factoryInst uiViewForAudioUnit:mUnit withSize:size];
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}
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}
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}
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}
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if (viewInfo->mCocoaAUViewBundleLocation != nil)
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{
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CFRelease(viewInfo->mCocoaAUViewBundleLocation);
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}
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for (int i = 0; i < cnt; i++)
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{
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CFRelease(viewInfo->mCocoaAUViewClass[i]);
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}
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}
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free(viewInfo);
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if (!mView)
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{
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return;
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}
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[mView retain];
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NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
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[center addObserver:mAUView
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selector:@selector(cocoaViewResized:)
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name:NSViewFrameDidChangeNotification
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object:mView];
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[mAUView addSubview:mView];
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NSSize viewSize = [mView frame].size;
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mLastMin = wxSize(viewSize.width, viewSize.height);
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SetMinSize(mLastMin);
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[mAUView setAutoresizingMask:[mView autoresizingMask]];
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return;
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}
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void AUControl::CreateGeneric()
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{
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OSStatus result;
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AudioComponentDescription desc;
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result = AudioComponentGetDescription(mComponent, &desc);
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if (result == noErr && desc.componentType == kAudioUnitType_Panner)
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{
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mView = [AUPannerView AUPannerViewWithAudioUnit:mUnit];
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if (mView == nil)
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{
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return;
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}
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}
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else
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{
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// Create a generic AU view
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AUGenericView *view = [AUGenericView alloc];
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if (view == nil)
|
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{
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return;
|
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}
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|
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int flags = AUViewPropertiesDisplayFlag |
|
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AUViewParametersDisplayFlag;
|
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[view initWithAudioUnit:mUnit displayFlags:flags];
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[view setShowsExpertParameters:YES];
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mView = view;
|
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}
|
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|
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[mView retain];
|
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|
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NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
|
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[center addObserver:mAUView
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selector:@selector(cocoaViewResized:)
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name:NSViewFrameDidChangeNotification
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object:mView];
|
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[mAUView addSubview:mView];
|
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NSSize viewSize = [mView frame].size;
|
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mLastMin = wxSize(viewSize.width, viewSize.height);
|
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|
||||
SetMinSize(mLastMin);
|
||||
|
||||
[mAUView setAutoresizingMask:[mView autoresizingMask]];
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
void AUControl::CocoaViewResized()
|
||||
{
|
||||
if (mSettingSize)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
NSSize viewSize = [mView frame].size;
|
||||
NSSize frameSize = [mAUView frame].size;
|
||||
|
||||
[mAUView setFrameSize:viewSize];
|
||||
|
||||
int diffW = (viewSize.width - frameSize.width);
|
||||
int diffH = (viewSize.height - frameSize.height);
|
||||
|
||||
wxWindow *w = wxGetTopLevelParent(this);
|
||||
|
||||
wxSize min = w->GetMinSize();
|
||||
if ([mView autoresizingMask] == NSViewNotSizable)
|
||||
{
|
||||
min.x += (viewSize.width - mLastMin.GetWidth());
|
||||
min.y += (viewSize.height - mLastMin.GetHeight());
|
||||
mLastMin = wxSize(viewSize.width, viewSize.height);;
|
||||
}
|
||||
else
|
||||
{
|
||||
min.x += diffW;
|
||||
min.y += diffH;
|
||||
}
|
||||
w->SetMinSize(min);
|
||||
|
||||
wxSize size = w->GetSize();
|
||||
size.x += diffW;
|
||||
size.y += diffH;
|
||||
w->SetSize(size);
|
||||
}
|
||||
|
||||
#if !defined(_LP64)
|
||||
|
||||
void AUControl::CreateCarbon()
|
||||
{
|
||||
OSStatus result;
|
||||
UInt32 dataSize;
|
||||
|
||||
result = AudioUnitGetPropertyInfo(mUnit,
|
||||
kAudioUnitProperty_GetUIComponentList,
|
||||
kAudioUnitScope_Global,
|
||||
0,
|
||||
&dataSize,
|
||||
NULL);
|
||||
if (result != noErr)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
int cnt = (dataSize - sizeof(CFURLRef)) / sizeof(CFStringRef);
|
||||
if (cnt == 0)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
AudioComponentDescription *compList = (AudioComponentDescription *) malloc(dataSize);
|
||||
if (compList == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
// Get the view info
|
||||
result = AudioUnitGetProperty(mUnit,
|
||||
kAudioUnitProperty_GetUIComponentList,
|
||||
kAudioUnitScope_Global,
|
||||
0,
|
||||
compList,
|
||||
&dataSize);
|
||||
if (result != noErr)
|
||||
{
|
||||
free(compList);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
// Get the component
|
||||
AudioComponent comp = AudioComponentFindNext(NULL, &compList[0]);
|
||||
|
||||
// Try to create an instance
|
||||
result = AudioComponentInstanceNew(comp, &mInstance);
|
||||
|
||||
// Done with the list
|
||||
free(compList);
|
||||
|
||||
if (result != noErr)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
Rect bounds = { 100, 100, 200, 200 };
|
||||
|
||||
result = CreateNewWindow(kOverlayWindowClass,
|
||||
kWindowStandardHandlerAttribute |
|
||||
kWindowCompositingAttribute |
|
||||
kWindowOpaqueForEventsAttribute,
|
||||
&bounds,
|
||||
&mWindowRef);
|
||||
if (result != noErr)
|
||||
{
|
||||
AudioComponentInstanceDispose(mInstance);
|
||||
mInstance = NULL;
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
// Get the root control
|
||||
ControlRef root = HIViewGetRoot(mWindowRef);
|
||||
|
||||
// Find the content view within our window
|
||||
HIViewRef content;
|
||||
result = HIViewFindByID(root, kHIViewWindowContentID, &content);
|
||||
if (result != noErr)
|
||||
{
|
||||
DisposeWindow(mWindowRef);
|
||||
mWindowRef = NULL;
|
||||
|
||||
AudioComponentInstanceDispose(mInstance);
|
||||
mInstance = NULL;
|
||||
|
||||
return nil;
|
||||
}
|
||||
|
||||
SetWindowActivationScope(mWindowRef, kWindowActivationScopeIndependent);
|
||||
|
||||
// Suggest a reasonable size
|
||||
Float32Point loc = {0.0, 0.0};
|
||||
Float32Point size = {800.0, 600.0};
|
||||
|
||||
// And create it
|
||||
result = AudioUnitCarbonViewCreate(mInstance,
|
||||
mUnit,
|
||||
mWindowRef,
|
||||
root,
|
||||
&loc,
|
||||
&size,
|
||||
&mHIView);
|
||||
if (result != noErr)
|
||||
{
|
||||
DisposeWindow(mWindowRef);
|
||||
mWindowRef = NULL;
|
||||
|
||||
AudioComponentInstanceDispose(mInstance);
|
||||
mInstance = NULL;
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
HIViewAddSubview(root, mHIView);
|
||||
HIViewPlaceInSuperviewAt(mHIView, 0, 0);
|
||||
HIViewSetVisible(mHIView, TRUE);
|
||||
|
||||
HIRect rect;
|
||||
HIViewGetFrame(mHIView, &rect);
|
||||
SetMinSize(wxSize(rect.size.width, rect.size.height));
|
||||
|
||||
mLastMin = GetMinSize();
|
||||
|
||||
EventTypeSpec controlEventList[] =
|
||||
{
|
||||
{kEventClassControl, kEventControlBoundsChanged},
|
||||
};
|
||||
|
||||
InstallControlEventHandler(mHIView,
|
||||
ControlEventHandlerCallback,
|
||||
GetEventTypeCount(controlEventList),
|
||||
controlEventList,
|
||||
(void *) this,
|
||||
NULL);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
void AUControl::CreateCarbonOverlay()
|
||||
{
|
||||
NSWindow *parent = [mAUView window];
|
||||
WindowRef parentRef = (WindowRef)[parent windowRef];
|
||||
|
||||
NSWindow *host = [[[NSWindow alloc] initWithWindowRef:mWindowRef] autorelease];
|
||||
[parent addChildWindow:host ordered:NSWindowAbove];
|
||||
|
||||
WindowGroupRef group;
|
||||
|
||||
CreateWindowGroup(0, &group);
|
||||
SetWindowGroupParent(group, GetWindowGroup(parentRef));
|
||||
ChangeWindowGroupAttributes(group,
|
||||
kWindowGroupAttrLayerTogether |
|
||||
kWindowGroupAttrSharedActivation |
|
||||
kWindowGroupAttrHideOnCollapse,
|
||||
0);
|
||||
SetWindowGroup(parentRef, group);
|
||||
SetWindowGroup(mWindowRef, group);
|
||||
|
||||
Rect location;
|
||||
GetWindowBounds(parentRef, kWindowContentRgn, &location);
|
||||
MoveWindow(mWindowRef, location.left, location.top, true);
|
||||
ShowWindow(mWindowRef);
|
||||
}
|
||||
|
||||
pascal OSStatus
|
||||
AUControl::ControlEventHandlerCallback(EventHandlerCallRef handler, EventRef event, void *data)
|
||||
{
|
||||
((AUControl *) data)->CarbonViewResized();
|
||||
|
||||
return eventNotHandledErr;
|
||||
}
|
||||
|
||||
void AUControl::CarbonViewResized()
|
||||
{
|
||||
if (mSettingSize)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
// resize and move window
|
||||
HIRect rect;
|
||||
HIViewGetFrame(mHIView, &rect);
|
||||
|
||||
HIViewPlaceInSuperviewAt(mHIView, 0, 0);
|
||||
SizeWindow(mWindowRef, rect.size.width, rect.size.height, true);
|
||||
|
||||
[mAUView setFrameSize:NSMakeSize(rect.size.width, rect.size.height)];
|
||||
|
||||
NSSize frameSize = [mAUView frame].size;
|
||||
|
||||
wxWindow *w = wxGetTopLevelParent(this);
|
||||
wxSize size = w->GetSize();
|
||||
size.x += (rect.size.width - frameSize.width);
|
||||
size.y += (rect.size.height - frameSize.height);
|
||||
|
||||
w->SetMinSize(wxDefaultSize);
|
||||
w->SetMaxSize(wxDefaultSize);
|
||||
w->SetSize(size);
|
||||
w->SetMinSize(size);
|
||||
w->SetMaxSize(size);
|
||||
mLastMin = size;
|
||||
}
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user