private void ShowDiff(string oldFile, string newFile, bool bIgnoreCase, bool bIgnoreEOL, bool bIgnoreWhiteSpace, string sOldFileName, string sNewFileName)
{
string sCustomDiffViewer = CustomDiffViewer;
if (!string.IsNullOrEmpty(sCustomDiffViewer))
{
try
{
int iOldFile = sCustomDiffViewer.IndexOf('?');
int iNewFile = sCustomDiffViewer.LastIndexOf('?');
sCustomDiffViewer = sCustomDiffViewer.Substring(0, iOldFile) + '"' + oldFile + '"' + sCustomDiffViewer.Substring(iOldFile + 1, iNewFile - iOldFile - 1) + '"' + newFile + '"' + sCustomDiffViewer.Substring(iNewFile + 1);
Microsoft.VisualBasic.Interaction.Shell(sCustomDiffViewer, Microsoft.VisualBasic.AppWinStyle.MaximizedFocus, true, -1);
return;
}
catch (Exception ex)
{
throw new Exception("There was a problem using the custom diff viewer: " + sCustomDiffViewer, ex);
}
}
//try the VS2012 built-in diff viewer
string sVS2012Error = string.Empty;
#if DENALI || SQL2014
if (this.ApplicationObject.Version.CompareTo("11.") == 1 || this.ApplicationObject.Version.CompareTo("12.") == 1)
{
try
{
System.Reflection.Assembly vsAssembly = System.Reflection.Assembly.Load(VS2012_SHELL_INTEROP_ASSEMBLY_FULL_NAME);
UIHierarchy solExplorer = this.ApplicationObject.ToolWindows.SolutionExplorer;
UIHierarchyItem hierItem = (UIHierarchyItem)((System.Array)solExplorer.SelectedItems).GetValue(0);
ProjectItem projItem = (ProjectItem)hierItem.Object;
string sTabName = projItem.Name + " (BIDS Helper Smart Diff)";
System.IServiceProvider provider = null;
if (projItem.ContainingProject is System.IServiceProvider)
{
provider = (System.IServiceProvider)projItem.ContainingProject;
}
else
{
provider = TabularHelpers.GetTabularServiceProviderFromBimFile(hierItem, false);
}
//TODO: test .rdlc inside C# projects
Type t = vsAssembly.GetType("Microsoft.VisualStudio.Shell.Interop.IVsDifferenceService");
object oVsDifferenceService = provider.GetService(vsAssembly.GetType("Microsoft.VisualStudio.Shell.Interop.SVsDifferenceService"));
Microsoft.VisualStudio.Shell.Interop.IVsWindowFrame frame = (Microsoft.VisualStudio.Shell.Interop.IVsWindowFrame)t.InvokeMember("OpenComparisonWindow2", System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance, null, oVsDifferenceService, new object[] { oldFile, newFile, sTabName, "BIDS Helper Smart Diff", sOldFileName, sNewFileName, "", "", (uint)0 });
return;
}
catch (Exception exVS2012)
{
sVS2012Error = exVS2012.Message;
}
}
#endif
int fFlags = 0;
string sFlags = "";
if (bIgnoreCase)
{
fFlags |= 1;
sFlags += " -ic";
}
if (bIgnoreEOL)
{
fFlags |= 4;
sFlags += " -ie";
}
if (bIgnoreWhiteSpace)
{
fFlags |= 2;
sFlags += " -iw";
}
try
{
MSDiff_ShowDiffUI(IntPtr.Zero, oldFile, newFile, fFlags, sOldFileName, sNewFileName);
MSDiff_Cleanup();
}
catch (Exception exMSDiff)
{
//couldn't use MSDiff (which gets intalled with TFS2010 and below)
//try VSS EXE
try
{
string sVSSDir = VSSInstallDir;
if (string.IsNullOrEmpty(sVSSDir))
{
throw new Exception("");
}
else
{
Microsoft.VisualBasic.Interaction.Shell("\"" + sVSSDir + "ssexp.exe\" /diff" + sFlags + " \"" + oldFile + "\" \"" + newFile + "\"", Microsoft.VisualBasic.AppWinStyle.MaximizedFocus, true, -1);
}
}
catch (Exception exVSS)
{
if (!string.IsNullOrEmpty(sVS2012Error))
{
sVS2012Error = "\r\n\r\nCould not use the built-in Visual Studio diff viewer:\r\n" + sVS2012Error;
}
throw new Exception("Could not start Microsoft Visual SourceSafe 2005 to view diff. " + exVSS.Message + "\r\n\r\nCould not utilize Microsoft Team Foundation Server to view diff. " + exMSDiff.Message + sVS2012Error);
}
}
}