void AUEditWindow::SetUnitToDisplay (AudioUnit editUnit, ComponentDescription& inDesc)
{
CloseView();
mEditUnit = editUnit;
Component editComp = FindNextComponent(NULL, &inDesc);
verify_noerr(OpenAComponent(editComp, &mEditView));
ControlRef rootControl;
verify_noerr(GetRootControl(mWindow, &rootControl));
Rect r;
ControlRef viewPane;
GetControlBounds(rootControl, &r);
Float32Point location = { kOffsetForAUView_X, kOffsetForAUView_Y };
Float32Point size = { Float32(r.right), Float32(r.bottom) };
verify_noerr(AudioUnitCarbonViewCreate(mEditView, mEditUnit, mWindow, rootControl, &location, &size, &viewPane));
AudioUnitCarbonViewSetEventListener(mEditView, EventListener, this);
GetControlBounds(viewPane, &r);
size.x = r.right-r.left + kOffsetForAUView_X; size.y = r.bottom-r.top + kOffsetForAUView_Y;
Rect r2;
GetControlBounds (mResizeableControl->MacControl(), &r2);
if ((r.bottom - r.top) < (r2.bottom - r2.top + 20))
size.y = r2.bottom + 20;
SetSize(size);
}
AUEditWindow::AUEditWindow(XController *owner, IBNibRef nibRef, CFStringRef name, AudioUnit editUnit, bool forceGeneric) :
XWindow(owner, nibRef, name),
mEditUnit(editUnit)
{
OSStatus err;
ComponentDescription editorComponentDesc;
// set up to use generic UI component
editorComponentDesc.componentType = kAudioUnitCarbonViewComponentType;
editorComponentDesc.componentSubType = 'gnrc';
editorComponentDesc.componentManufacturer = 'appl';
editorComponentDesc.componentFlags = 0;
editorComponentDesc.componentFlagsMask = 0;
if (!forceGeneric) {
// ask the AU for its first editor component
UInt32 propertySize;
err = AudioUnitGetPropertyInfo(editUnit, kAudioUnitProperty_GetUIComponentList,
kAudioUnitScope_Global, 0, &propertySize, NULL);
if (!err) {
int nEditors = propertySize / sizeof(ComponentDescription);
ComponentDescription *editors = new ComponentDescription[nEditors];
err = AudioUnitGetProperty(editUnit, kAudioUnitProperty_GetUIComponentList,
kAudioUnitScope_Global, 0, editors, &propertySize);
if (!err)
// just pick the first one for now
editorComponentDesc = editors[0];
delete[] editors;
}
}
Component editComp = FindNextComponent(NULL, &editorComponentDesc);
verify_noerr(OpenAComponent(editComp, &mEditView));
ControlRef rootControl;
verify_noerr(GetRootControl(mWindow, &rootControl));
Rect r;
ControlRef viewPane;
GetControlBounds(rootControl, &r);
Float32Point location = { 0., 0. };
Float32Point size = { Float32(r.right), Float32(r.bottom) };
verify_noerr(AudioUnitCarbonViewCreate(mEditView, mEditUnit, mWindow, rootControl, &location, &size, &viewPane));
AudioUnitCarbonViewSetEventListener(mEditView, EventListener, this);
GetControlBounds(viewPane, &r);
size.x = r.right-r.left; size.y = r.bottom-r.top;
SetSize(size);
Show();
/* EventLoopTimerRef timer;
RequireNoErr(
InstallEventLoopTimer(
GetMainEventLoop(), 5., 0., TimerProc, this, &timer));*/
}