Adding Shave-and-a-Haircut 9.6

1 files changed, 98 insertions, 0 deletions

diff --git a/mayaPlug/shaveIcon.cpp b/mayaPlug/shaveIcon.cpp
new file mode 100644
index 0000000..6c1aaf7
--- /dev/null
+++ b/mayaPlug/shaveIcon.cpp
@@ -0,0 +1,98 @@
+// Shave and a Haircut
+// (c) 2019 Epic Games
+// US Patent 6720962
+
+#ifndef OSMac_
+#include <sys/types.h>
+#else
+#include "shaveMacCarbon.h"
+#endif
+
+#include <sys/stat.h>
+
+#ifndef _WIN32
+#include <unistd.h>
+#endif
+
+#include <maya/MIntArray.h>
+#include <maya/MString.h>
+#include <maya/MStringArray.h>
+
+#include "shaveIcon.h"
+
+MStringArray	shaveIcon::mIcons;
+MIntArray		shaveIcon::mTimestamps;
+
+
+//
+// See header file for documentation.
+//
+bool shaveIcon::needsReload(MString iconFile)
+{
+#ifdef _WIN32
+	struct _stat	fileInfo;
+	bool		fileExists = (_stat(iconFile.asChar(), &fileInfo) == 0);
+#else
+	struct stat	fileInfo;
+
+# if defined(OSMac_) && !defined(OSMac_MachO_)
+	MString		hfsFileName = shaveMacCarbon::makeMacFilename(iconFile);
+	bool		fileExists = (stat(hfsFileName.asChar(), &fileInfo) == 0);
+#else
+	bool		fileExists = (stat(iconFile.asChar(), &fileInfo) == 0);
+# endif
+#endif
+	bool		reload = false;
+
+	unsigned int i;
+	unsigned int numEntries = mIcons.length();
+
+	for (i = 0; i < numEntries; i++)
+		if (mIcons[i] == iconFile) break;
+
+	if (fileExists)
+	{
+		if (i == numEntries)
+		{
+			//
+			// New icon.
+			//
+			mIcons.append(iconFile);
+			mTimestamps.append((long)fileInfo.st_mtime);
+		}
+		else
+		{
+			if (fileInfo.st_mtime != mTimestamps[i])
+			{
+				//
+				// File has been modified since we last saw it, so update
+				// its timestamp and force a reload.
+				//
+				mTimestamps[i] = (long)fileInfo.st_mtime;
+				reload = true;
+			}
+		}
+	}
+	else
+	{
+		if (i < numEntries)
+		{
+			//
+			// This file used to exist, but no longer does, so force a
+			// reload and reset the timestamp to zero so that if it shows
+			// up again, we'll force another reload.
+			//
+			reload = true;
+			mTimestamps[i] = 0L;
+		}
+	}
+
+	return reload;
+}
+
+
+void shaveIcon::cleanup()
+{
+	mIcons.clear();
+	mTimestamps.clear();
+}