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-rw-r--r--externals/grill/vst/src/editorwin.hpp291
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diff --git a/externals/grill/vst/src/editorwin.hpp b/externals/grill/vst/src/editorwin.hpp
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+/*
+vst~ - VST plugin object for PD
+based on the work of Jarno Seppänen and Mark Williamson
+
+Copyright (c)2003-2004 Thomas Grill (xovo@gmx.net)
+For information on usage and redistribution, and for a DISCLAIMER OF ALL
+WARRANTIES, see the file, "license.txt," in this distribution.
+*/
+
+#if FLEXT_OS != FLEXT_OS_WIN
+// only Windows code is situated in this file
+#error Wrong implementation
+#endif
+
+#include <map>
+#include <windows.h>
+
+typedef std::map<flext::thrid_t,VSTPlugin *> WndMap;
+static WndMap wndmap;
+static flext::ThrMutex mapmutex;
+
+#define TIMER_INTERVAL 25
+#define WCLNAME "vst~-class"
+
+
+static LRESULT CALLBACK wndproc(HWND hwnd,UINT msg,WPARAM wp,LPARAM lp)
+{
+ mapmutex.Lock();
+ VSTPlugin *plug = wndmap[flext::GetThreadId()];
+ mapmutex.Unlock();
+ FLEXT_ASSERT(plug != NULL);
+
+ LRESULT res = 0;
+
+ switch(msg) {
+ case WM_CREATE:
+ // Initialize the window.
+ plug->StartEditing(hwnd);
+ break;
+ case WM_CLOSE:
+#ifdef FLEXT_DEBUG
+ flext::post("WM_CLOSE");
+#endif
+ // plug could already have been unloaded...
+ plug->StopEditing(); // this sets plug->hwnd = NULL
+ DestroyWindow(hwnd);
+ break;
+ case WM_DESTROY:
+#ifdef FLEXT_DEBUG
+ flext::post("WM_DESTROY");
+#endif
+ // stop editor thread
+ PostQuitMessage(0);
+ break;
+
+ case WM_TIMER: // fall through
+ case WM_ENTERIDLE:
+ plug->EditorIdle();
+ break;
+
+ case WM_MOVE: {
+ // ignore after WM_CLOSE so that x,y positions are preserved
+ if(!plug->IsEdited()) break;
+
+ WORD wx = LOWORD(lp),wy = HIWORD(lp);
+ short x = reinterpret_cast<short &>(wx),y = reinterpret_cast<short &>(wy);
+ // x and y are the coordinates of the client rect (= actual VST interface)
+ plug->SetPos(x,y,false);
+#ifdef FLEXT_DEBUG
+ flext::post("WM_MOVE x/y=%i/%i",x,y);
+#endif
+ break;
+ }
+
+#if 0 // NOT needed for Windows
+ case WM_PAINT: {
+ // Paint the window's client area.
+ RECT rect;
+ GetUpdateRect(hwnd,&rect,FALSE);
+ ERect erect;
+ erect.left = rect.left;
+ erect.top = rect.top;
+ erect.right = rect.right;
+ erect.bottom = rect.bottom;
+ plug->Paint(erect);
+ break;
+ }
+#endif
+
+#if 0 //def FLEXT_DEBUG
+ case WM_SIZE: {
+ WORD wx = LOWORD(lp),wy = HIWORD(lp);
+ short x = reinterpret_cast<short &>(wx),y = reinterpret_cast<short &>(wy);
+ // x and y are the coordinates of the client rect (= actual VST interface)
+ flext::post("WM_SIZE x/y=%i/%i",x,y);
+ break;
+ }
+#endif
+
+ default:
+ #ifdef FLEXT_DEBUG
+ flext::post("WND MSG %i, WP=%i, lp=%i",msg,wp,lp);
+ #endif
+
+ res = DefWindowProc(hwnd,msg,wp,lp);
+ }
+ return res;
+}
+
+static void windowsize(HWND wnd,int x,int y,int w,int h,bool caption,LONG flags = 0)
+{
+ WINDOWINFO winfo;
+ winfo.cbSize = sizeof(winfo);
+ GetWindowInfo(wnd,&winfo);
+
+ int cy = caption?GetSystemMetrics(SM_CYCAPTION):0;
+
+ SetWindowPos(wnd,HWND_TOP,
+ x-(winfo.rcClient.left-winfo.rcWindow.left),
+ y-(winfo.rcClient.top-winfo.rcWindow.top),
+ w+winfo.cxWindowBorders*2,
+ h+cy+winfo.cyWindowBorders*2,
+ flags
+ );
+
+}
+
+static void threadfun(flext::thr_params *p)
+{
+ flext::RelPriority(-2);
+
+ VSTPlugin *plug = (VSTPlugin *)p;
+ HINSTANCE hinstance = (HINSTANCE)GetModuleHandle(NULL);
+ flext::thrid_t thrid = flext::GetThreadId();
+
+ mapmutex.Lock();
+ wndmap[thrid] = plug;
+ mapmutex.Unlock();
+
+
+ char tmp[256];
+ sprintf(tmp,"vst~ - %s",plug->GetName());
+
+ HWND wnd = CreateWindow(
+ WCLNAME,tmp,
+ (plug->GetCaption()?WS_BORDER|WS_CAPTION:0)|WS_POPUP|WS_SYSMENU|WS_MINIMIZEBOX,
+ CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,
+ NULL,NULL,
+ hinstance,NULL
+ );
+
+ if(!wnd)
+ FLEXT_LOG1("wnd == NULL: %i",GetLastError());
+ else {
+// plug->Dispatch(effEditOpen , 0 , 0 , wnd, 0.0f ); // Done in WNDPROC!!
+ /*
+ CString str = theApp->GetProfileString( "VSTPos" , plug->GetName() , "10,10");
+ int idx = str.Find(",");
+ CString x = str.Left( idx );
+ CString y = str.Right( idx );
+ printf(" index is %d left is %s and right is %s" , idx , x , y);
+ */
+
+// plug->Dispatch(effEditTop,0,0, 0,0.0f);
+ // printf("Dispatched to the top\n");
+
+ SetTimer(wnd,0,TIMER_INTERVAL,NULL);
+
+ ERect r;
+ plug->GetEditorRect(r);
+ windowsize(wnd,plug->GetX(),plug->GetY(),r.right-r.left,r.bottom-r.top,plug->GetCaption(),SWP_SHOWWINDOW);
+#ifdef FLEXT_DEBUG
+ flext::post("Editor rect left/top=%i/%i, right/bottom=%i/%i",r.left,r.top,r.right,r.bottom);
+#endif
+
+ // SetFocus();
+
+ // Message pump
+ MSG msg;
+ BOOL bRet;
+ while( (bRet = GetMessage( &msg, NULL, 0, 0 )) != 0) {
+ if (bRet == -1) {
+ // handle the error and possibly exit
+ FLEXT_LOG1("GetMessage error: %i",GetLastError());
+ }
+ else {
+ TranslateMessage(&msg);
+ DispatchMessage(&msg);
+ }
+ }
+ }
+
+// UnregisterClass(wcx.lpszClassName,hinstance);
+
+ mapmutex.Lock();
+ wndmap.erase(thrid);
+ mapmutex.Unlock();
+}
+
+void SetupEditor()
+{
+ HINSTANCE hinstance = (HINSTANCE)GetModuleHandle(NULL);
+
+ // Fill in the window class structure with parameters that describe the main window.
+ WNDCLASS wcx;
+ wcx.style = CS_DBLCLKS; // | CS_HREDRAW | CS_VREDRAW; // redraw if size changes
+ wcx.lpfnWndProc = wndproc; // points to window procedure
+ wcx.cbClsExtra = 0; // no extra class memory
+ wcx.cbWndExtra = 0; // no extra window memory
+ wcx.hInstance = hinstance; // handle to instance
+ wcx.hIcon = NULL; //LoadIcon(NULL, IDI_APPLICATION); // predefined app. icon
+ wcx.hCursor = LoadCursor(NULL, IDC_ARROW); // predefined arrow
+ wcx.hbrBackground = NULL; //GetStockObject(WHITE_BRUSH); // white background brush
+ wcx.lpszMenuName = NULL; // name of menu resource
+ wcx.lpszClassName = WCLNAME; // name of window class
+
+ ATOM at = RegisterClass(&wcx);
+ FLEXT_ASSERT(at);
+}
+
+void StartEditor(VSTPlugin *p)
+{
+#ifdef FLEXT_DEBUG
+ flext::post("Start editor 1");
+#endif
+ flext::LaunchThread(threadfun,reinterpret_cast<flext::thr_params *>(p));
+#ifdef FLEXT_DEBUG
+ flext::post("Start editor 2");
+#endif
+}
+
+void StopEditor(VSTPlugin *p)
+{
+#ifdef FLEXT_DEBUG
+ flext::post("Stop editor 1");
+#endif
+ PostMessage(p->EditorHandle(),WM_CLOSE,0,0);
+ flext::StopThread(threadfun,reinterpret_cast<flext::thr_params *>(p));
+#ifdef FLEXT_DEBUG
+ flext::post("Stop editor 2");
+#endif
+}
+
+void ShowEditor(VSTPlugin *p,bool show)
+{
+ ShowWindow(p->EditorHandle(),show);
+}
+
+void MoveEditor(VSTPlugin *p,int x,int y)
+{
+ HWND wnd = p->EditorHandle();
+
+ WINDOWINFO winfo;
+ winfo.cbSize = sizeof(winfo);
+ GetWindowInfo(wnd,&winfo);
+
+ SetWindowPos(wnd,NULL,
+ x-(winfo.rcClient.left-winfo.rcWindow.left),y-(winfo.rcClient.top-winfo.rcWindow.top),
+ 0,0,
+ SWP_NOSIZE|SWP_NOZORDER
+ );
+}
+
+void SizeEditor(VSTPlugin *p,int x,int y)
+{
+ SetWindowPos(p->EditorHandle(),NULL,0,0,x,y,SWP_NOMOVE|SWP_NOZORDER);
+}
+
+void CaptionEditor(VSTPlugin *plug,bool c)
+{
+ HWND wnd = plug->EditorHandle();
+ LONG ns,style = GetWindowLong(wnd,GWL_STYLE);
+ if(c) ns = style|WS_BORDER|WS_CAPTION;
+ else ns = style&~(WS_BORDER|WS_CAPTION);
+ if(ns != style) {
+ SetWindowLong(wnd,GWL_STYLE,ns);
+
+ ERect r; plug->GetEditorRect(r);
+ windowsize(wnd,plug->GetX(),plug->GetY(),r.right-r.left,r.bottom-r.top,c,SWP_FRAMECHANGED);
+ }
+}
+
+void TitleEditor(VSTPlugin *p,const char *t)
+{
+ SetWindowText(p->EditorHandle(),t);
+}
+
+bool IsEditorShown(const VSTPlugin *p)
+{
+ return IsWindowVisible(p->EditorHandle()) != FALSE;
+}
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