147 lines
4.4 KiB
Plaintext
147 lines
4.4 KiB
Plaintext
//------------------------------------------------------------------------
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// Project : VST SDK
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//
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// Category : Helpers
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// Filename : public.sdk/source/vst/auwrapper/aucarbonview.mm
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// Created by : Steinberg, 12/2007
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// Description : VST 3 -> AU Wrapper
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//
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//-----------------------------------------------------------------------------
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// This file is part of a Steinberg SDK. It is subject to the license terms
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// in the LICENSE file found in the top-level directory of this distribution
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// and at www.steinberg.net/sdklicenses.
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// No part of the SDK, including this file, may be copied, modified, propagated,
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// or distributed except according to the terms contained in the LICENSE file.
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//-----------------------------------------------------------------------------
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/// \cond ignore
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#include "aucarbonview.h"
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#if !SMTG_PLATFORM_64
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namespace Steinberg {
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namespace Vst {
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//------------------------------------------------------------------------
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AUCarbonView::AUCarbonView (AudioUnitCarbonView auv)
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: AUCarbonViewBase (auv)
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, editController (0)
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, plugView (0)
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, hiPlugView (0)
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{
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}
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//------------------------------------------------------------------------
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AUCarbonView::~AUCarbonView ()
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{
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if (plugView)
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{
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plugView->setFrame (0);
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plugView->removed ();
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plugView->release ();
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}
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}
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//------------------------------------------------------------------------
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OSStatus AUCarbonView::HIViewAdded (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *inUserData)
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{
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UInt32 eventClass = GetEventClass (inEvent);
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UInt32 eventKind = GetEventKind (inEvent);
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if (eventClass == kEventClassControl && eventKind == kEventControlAddedSubControl)
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{
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HIViewRef newControl;
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if (GetEventParameter (inEvent, kEventParamControlSubControl, typeControlRef, NULL, sizeof (HIViewRef) , NULL , &newControl) == noErr)
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{
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AUCarbonView* wrapper = (AUCarbonView*)inUserData;
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wrapper->hiPlugView = newControl;
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RemoveEventHandler (wrapper->eventHandler);
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wrapper->eventHandler = 0;
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}
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}
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return eventNotHandledErr;
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}
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//------------------------------------------------------------------------
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OSStatus AUCarbonView::CreateUI (Float32 xoffset, Float32 yoffset)
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{
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AudioUnit unit = GetEditAudioUnit ();
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if (unit)
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{
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if (!editController)
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{
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UInt32 size = sizeof (IEditController*);
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if (AudioUnitGetProperty (unit, 64000, kAudioUnitScope_Global, 0, &editController, &size) != noErr)
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return kAudioUnitErr_NoConnection;
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}
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if (editController)
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{
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plugView = editController->createView (ViewType::kEditor);
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if (!plugView)
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return kAudioUnitErr_NoConnection;
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HIViewRef contentView;
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const EventTypeSpec eventTypes[] = {
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{ kEventClassControl, kEventControlAddedSubControl },
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};
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OSStatus err = HIViewFindByID (HIViewGetRoot (GetCarbonWindow ()), kHIViewWindowContentID, &contentView);
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err = InstallControlEventHandler (contentView, HIViewAdded, 1, eventTypes, this, &eventHandler);
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plugView->setFrame (this);
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if (plugView->attached (GetCarbonWindow (), kPlatformTypeHIView) == kResultTrue)
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{
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HIViewRemoveFromSuperview (hiPlugView);
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EmbedControl (hiPlugView);
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HIViewMoveBy (hiPlugView, xoffset, yoffset);
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return noErr;
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}
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else
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plugView->setFrame (0);
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}
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}
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return kAudioUnitErr_NoConnection;
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}
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//------------------------------------------------------------------------
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tresult PLUGIN_API AUCarbonView::resizeView (IPlugView* view, ViewRect* vr)
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{
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if (vr == 0 || view != plugView)
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return kInvalidArgument;
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HIViewRef hiView = GetCarbonPane ();
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if (hiView)
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{
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HIRect r;
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if (HIViewGetFrame (hiView, &r) != noErr)
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return kResultFalse;
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r.size.width = vr->right - vr->left;
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r.size.height = vr->bottom - vr->top;
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if (HIViewSetFrame (hiView, &r) != noErr)
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return kResultFalse;
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if (plugView)
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plugView->onSize (vr);
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return kResultTrue;
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}
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return kResultFalse;
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}
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//------------------------------------------------------------------------
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//COMPONENT_ENTRY(AUCarbonView)
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//------------------------------------------------------------------------
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extern "C" {
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ComponentResult AUCarbonViewEntry(ComponentParameters *params, AUCarbonView *obj);
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__attribute__ ((visibility ("default"))) ComponentResult AUCarbonViewEntry(ComponentParameters *params, AUCarbonView *obj)
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{
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return ComponentEntryPoint<AUCarbonView>::Dispatch(params, obj);
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}
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}
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//------------------------------------------------------------------------
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} // namespace Vst
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} // namespace Steinberg
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#endif // !SMTG_PLATFORM_64
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/// \endcond
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