private string GetCategoryFromObject(object obj, int dispid)
{
if ((obj != null) && (obj is NativeMethods.ICategorizeProperties))
{
NativeMethods.ICategorizeProperties properties = (NativeMethods.ICategorizeProperties)obj;
try
{
int categoryID = 0;
if (properties.MapPropertyToCategory(dispid, ref categoryID) == 0)
{
string categoryName = null;
switch (categoryID)
{
case -11:
return(System.Windows.Forms.SR.GetString("PropertyCategoryDDE"));
case -10:
return(System.Windows.Forms.SR.GetString("PropertyCategoryScale"));
case -9:
return(System.Windows.Forms.SR.GetString("PropertyCategoryText"));
case -8:
return(System.Windows.Forms.SR.GetString("PropertyCategoryList"));
case -7:
return(System.Windows.Forms.SR.GetString("PropertyCategoryData"));
case -6:
return(System.Windows.Forms.SR.GetString("PropertyCategoryBehavior"));
case -5:
return(System.Windows.Forms.SR.GetString("PropertyCategoryAppearance"));
case -4:
return(System.Windows.Forms.SR.GetString("PropertyCategoryPosition"));
case -3:
return(System.Windows.Forms.SR.GetString("PropertyCategoryFont"));
case -2:
return(System.Windows.Forms.SR.GetString("PropertyCategoryMisc"));
case -1:
return("");
}
if (properties.GetCategoryName(categoryID, CultureInfo.CurrentCulture.LCID, out categoryName) == 0)
{
return(categoryName);
}
}
}
catch
{
}
}
return(null);
}
private NativeMethods.ICategorizeProperties GetCategorizeProperties() {
if (iCategorizeProperties == null && !axState[checkedCP] && instance != null) {
axState[checkedCP] = true;
if (instance is NativeMethods.ICategorizeProperties) {
iCategorizeProperties = (NativeMethods.ICategorizeProperties) instance;
}
}
return iCategorizeProperties;
}
private void ReleaseAxControl() {
// This line is like a bit of magic...
// sometimes, we crash with it on,
// sometimes, with it off...
// Lately, I have decided to leave it on...
// (oh, yes, and the crashes seemed to disappear...)
//cpr: ComLib.Release(instance);
this.NoComponentChangeEvents++;
ContainerControl f = ContainingControl;
if (f != null) {
f.VisibleChanged -= this.onContainerVisibleChanged;
}
try {
if (instance != null) {
Marshal.FinalReleaseComObject(instance);
instance = null;
iOleInPlaceObject = null;
iOleObject = null;
iOleControl = null;
iOleInPlaceActiveObject = null;
iOleInPlaceActiveObjectExternal = null;
iPerPropertyBrowsing = null;
iCategorizeProperties = null;
iPersistStream = null;
iPersistStreamInit = null;
iPersistStorage = null;
}
axState[checkedIppb] = false;
axState[checkedCP] = false;
axState[disposed] = true;
freezeCount = 0;
axState[sinkAttached] = false;
wndprocAddr = IntPtr.Zero;
SetOcState(OC_PASSIVE);
}
finally {
this.NoComponentChangeEvents--;
}
}
private string GetCategoryFromObject(object obj, int dispid)
{
if (obj == null)
{
return(null);
}
if (obj is NativeMethods.ICategorizeProperties)
{
NativeMethods.ICategorizeProperties catObj = (NativeMethods.ICategorizeProperties)obj;
try {
int categoryID = 0;
if (NativeMethods.S_OK == catObj.MapPropertyToCategory(dispid, ref categoryID))
{
string categoryName = null;
switch (categoryID)
{
case NativeMethods.ActiveX.PROPCAT_Nil:
return("");
case NativeMethods.ActiveX.PROPCAT_Misc:
return(SR.GetString(SR.PropertyCategoryMisc));
case NativeMethods.ActiveX.PROPCAT_Font:
return(SR.GetString(SR.PropertyCategoryFont));
case NativeMethods.ActiveX.PROPCAT_Position:
return(SR.GetString(SR.PropertyCategoryPosition));
case NativeMethods.ActiveX.PROPCAT_Appearance:
return(SR.GetString(SR.PropertyCategoryAppearance));
case NativeMethods.ActiveX.PROPCAT_Behavior:
return(SR.GetString(SR.PropertyCategoryBehavior));
case NativeMethods.ActiveX.PROPCAT_Data:
return(SR.GetString(SR.PropertyCategoryData));
case NativeMethods.ActiveX.PROPCAT_List:
return(SR.GetString(SR.PropertyCategoryList));
case NativeMethods.ActiveX.PROPCAT_Text:
return(SR.GetString(SR.PropertyCategoryText));
case NativeMethods.ActiveX.PROPCAT_Scale:
return(SR.GetString(SR.PropertyCategoryScale));
case NativeMethods.ActiveX.PROPCAT_DDE:
return(SR.GetString(SR.PropertyCategoryDDE));
}
if (NativeMethods.S_OK == catObj.GetCategoryName(categoryID, SafeNativeMethods.GetUserDefaultLCID(), out categoryName))
{
return(categoryName);
}
}
}
catch (Exception) {
}
}
return(null);
}
