Initial community commit

Src/Wasabi/api/service/svcs/svc_droptarget.h

@@ -0,0 +1,82 @@
+#ifndef _SVC_DROPTARGET_H
+#define _SVC_DROPTARGET_H
+
+#include <bfc/dispatch.h>
+#include <api/service/services.h>
+
+class DragInterface;	// see bfc/drag.h
+
+class NOVTABLE svc_dropTarget : public Dispatchable 
+{
+public:
+  static FOURCC getServiceType() { return WaSvc::DROPTARGET; }
+
+  int testTarget(FOURCC type);
+
+  DragInterface *getDragInterfaceForType(FOURCC type);
+  int releaseDragInterface(DragInterface *di);
+
+protected:
+  enum {
+    TESTTARGET=100,
+    GETDRAGINTERFACEFORTYPE=200,
+    RELEASEDRAGINTERFACE=210,
+  };
+};
+
+inline
+int svc_dropTarget::testTarget(FOURCC type) {
+  return _call(TESTTARGET, 0, type);
+}
+
+inline
+DragInterface *svc_dropTarget::getDragInterfaceForType(FOURCC type) {
+  return _call(GETDRAGINTERFACEFORTYPE, (DragInterface*)NULL, type);
+}
+
+inline
+int svc_dropTarget::releaseDragInterface(DragInterface *di) {
+  return _call(RELEASEDRAGINTERFACE, 0, di);
+}
+
+class svc_dropTargetI : public svc_dropTarget {
+public:
+  virtual int testTarget(FOURCC type)=0;
+
+  virtual DragInterface *getDragInterfaceForType(FOURCC type)=0;
+  virtual int releaseDragInterface(DragInterface *di)=0;
+
+protected:
+  RECVS_DISPATCH;
+};
+
+#include <api/service/servicei.h>
+
+template <class T>
+class DropTargetCreator : public waServiceFactoryTSingle<svc_dropTarget, T> { };
+
+#include <api/service/svc_enum.h>
+#include <api/wnd/drag.h>
+
+class DropTargetEnum : public SvcEnumT<svc_dropTarget> {
+public:
+  DropTargetEnum(FOURCC type) : dt_type(type) {}
+  static int throwDrop(FOURCC type, ifc_window *sourceWnd, int x=0, int y=0) {
+    DropTargetEnum dte(type);
+    svc_dropTarget *sdt = dte.getFirst();
+    if (sdt == NULL) return 0;
+    DragInterface *di = sdt->getDragInterfaceForType(type);
+    int r = 0;
+    if (di != NULL) r = di->dragDrop(sourceWnd, 0, 0);
+    sdt->releaseDragInterface(di);
+    return r;
+  }
+protected:
+  virtual int testService(svc_dropTarget *svc) {
+    return (svc->testTarget(dt_type));
+  }
+private:
+  FOURCC dt_type;
+};
+
+#endif