/* ~Ihandle()
* {
* Dispose(false);
* }*/
public static IntPtr GetCHandle(IupHandle from)
{
if (from == null)
{
return(IntPtr.Zero);
}
return(from.Handle);
}
public static IupHandle Canvas(string action = null)
{
IupHandle res = IupHandle.Create(NativeIUPGL.IupGLCanvas(action));
if (res == null)
{
throw new Exception("Failed to create OpenGL canvas, was IupGL Open():ed correctly?");
}
return(res);
}
public override bool Equals(object obj)
{
IupHandle h = obj as IupHandle;
if (h != null)
{
return(Handle.Equals(h.Handle));
}
else
{
return(base.Equals(obj));
}
}
public IntPtr MarshalManagedToNative(object managedObj)
{
if (managedObj == null)
{
return(IntPtr.Zero);
}
IupHandle ih = managedObj as IupHandle;
if (ih == null)
{
throw new ArgumentException("managedObj", "Can only marshal type of Tecgraf.IupHandle");
}
return(IupHandle.GetCHandle(ih));
}
public string[] GetAllAttributes(IupHandle ih)
{
IntPtr zero = IntPtr.Zero;
int numattrib = NativeIUP.IupGetAllAttributes(Handle, ref zero, 0);
IntPtr[] atts = new IntPtr[numattrib];
if (numattrib == 0)
{
return(new string[0]);
}
numattrib = NativeIUP.IupGetAllAttributes(Handle, ref atts[0], numattrib);
string[] res = new string[numattrib];
for (int l = 0; l < atts.Length; l++)
{
res[l] = UTF8ToStr(atts[l]);
}
return(res);
}
/// <summary>
/// Shows a text input dialog to the user. Maximum length of entered text is 10000 characters.
/// </summary>
/// <param name="title">Text in the dialogs title bar.</param>
/// <param name="text">The initial text of dialog. Can be null for empty string.</param>
/// <returns>True if successful or false on cancel.</returns>
public static bool GetText(string title, ref string text)
{
IntPtr cstring = IntPtr.Zero;
try
{
// According to manual 10240 characters maximum+2 extra for zero term safety etc.
cstring = Marshal.AllocHGlobal(10242);
int cnt = 0;
if (text != null)
{
byte[] utfcode = Encoding.UTF8.GetBytes(text);
if (utfcode.Length > 10240)
{
Array.Resize <byte>(ref utfcode, 10240);
}
cnt = utfcode.Length;
Marshal.Copy(utfcode, 0, cstring, cnt);
}
Marshal.WriteByte(cstring, cnt, 0);
if (NativeIUP.IupGetText(title, cstring) != 0)
{
text = IupHandle.UTF8ToStr(cstring);
return(true);
}
return(false);
}
finally {
if (cstring != IntPtr.Zero)
{
Marshal.FreeHGlobal(cstring);
}
}
}
private void RecursiveUnmapCallbacks(IupHandle Handle)
{
if (Handle == null)
{
return;
}
IupHandle ih = Handle;
int ch = ih.GetChildCount();
for (int ci = 0; ci < ch; ci++)
{
RecursiveUnmapCallbacks(ih.GetChild(ci));
}
if (CallbackMap.ContainsKey(Handle.Handle))
{
CallbackMap.Remove(Handle.Handle);
}
}
public static IupHandle ImageFromResource(Assembly asm, string resname)
{
//try to get resource with the actual name
Stream stream = asm.GetManifestResourceStream(resname);
if (stream == null)
{
//get resource with some random namspace ending with the given name
//this is good for Visual Studio express users, where resources are auto prefixed
string upname = "." + resname.ToUpperInvariant();
foreach (string s in asm.GetManifestResourceNames())
{
if (s.ToUpper().EndsWith(upname))
{
stream = asm.GetManifestResourceStream(s);
}
}
}
if (stream == null)
{
throw new Exception("Resource " + resname + " not found in assembly " + asm.ToString());
}
IupHandle res = null;
try
{
res = ImageFromStream(stream);
}
finally
{
stream.Close();
}
return(res);
}
private static IntPtr[] PtrArrayOf(params IupHandle[] h)
{
if (h == null)
{
return(null);
}
IntPtr[] res = new IntPtr[h.Length + 1]; //one extra element for zero termination
int c = 0;
foreach (IupHandle ih in h)
{
if (ih != null)
{
res[c++] = IupHandle.GetCHandle(ih);
}
else
{
res[c++] = IntPtr.Zero;
}
}
res[c] = IntPtr.Zero; //zero terminate array
return(res);
}
public static IupHandle LayoutDialog(IupHandle dialog)
{
return(IupHandle.Create(NativeIUP.IupLayoutDialog(IupHandle.GetCHandle(dialog))));
}
public static IupHandle Val(bool horizontal)
{
return(IupHandle.Create(NativeIUP.IupVal(horizontal ? "HORIZONTAL" : "VERTICAL")));
}
public static IupHandle IupProgressDlg()
{
return(IupHandle.Create(NativeIUP.IupProgressDlg()));
}
public static IupHandle FontDlg()
{
return(IupHandle.Create(NativeIUP.IupFontDlg()));
}
public static IupHandle Link(string url, string title)
{
return(IupHandle.Create(NativeIUP.IupLink(url, title)));
}
public static IupHandle Toggle(string title, string action = null)
{
return(IupHandle.Create(NativeIUP.IupToggle(title, action)));
}
internal static string UTF8ToStr(IntPtr ptr)
{
//Just a shortcut!
return(IupHandle.UTF8ToStr(ptr));
}
public static int TreeGetId(IupHandle ih_tree, IntPtr userid)
{
return(NativeIUP.IupTreeGetId(IupHandle.GetCHandle(ih_tree), userid));
}
public static IupHandle Tabs(params IupHandle[] children)
{
return(IupHandle.Create(NativeIUP.IupTabsv(PtrArrayOf(children))));
}
public static bool TreeSetUserId(IupHandle ih_tree, int id, IntPtr userid)
{
return(NativeIUP.IupTreeSetUserId(IupHandle.GetCHandle(ih_tree), id, userid) != 0);
}
public static int ConvertXYToPos(IupHandle ih, int x, int y)
{
return(NativeIUP.IupConvertXYToPos(IupHandle.GetCHandle(ih), x, y));
}
public static void TextConvertPosToLinCol(IupHandle ih, int pos, out int lin, out int col)
{
NativeIUP.IupTextConvertPosToLinCol(IupHandle.GetCHandle(ih), pos, out lin, out col);
}
public static void TextConvertLinColToPos(IupHandle ih, int lin, int col, out int pos)
{
NativeIUP.IupTextConvertLinColToPos(IupHandle.GetCHandle(ih), lin, col, out pos);
}
public static bool SaveImageAsText(IupHandle ih, string filename, SaveImageFormat format, string name)
{
return(NativeIUP.IupSaveImageAsText(IupHandle.GetCHandle(ih), filename, format.ToString().ToUpper(), name) != 0);
}
public static IupHandle ElementPropertiesDialog(IupHandle element)
{
return(IupHandle.Create(NativeIUP.IupElementPropertiesDialog(IupHandle.GetCHandle(element))));
}
public static void TreeSetAttributeHandle(IupHandle ih, string name, int id, IupHandle ih_named)
{
NativeIUP.IupTreeSetAttributeHandle(IupHandle.GetCHandle(ih), name, id, IupHandle.GetCHandle(ih_named));
}
public static IupHandle MessageDlg()
{
return(IupHandle.Create(NativeIUP.IupMessageDlg()));
}
public static IupHandle Clipboard()
{
return(IupHandle.Create(NativeIUP.IupClipboard()));
}
public static IupHandle ColorDlg()
{
return(IupHandle.Create(NativeIUP.IupColorDlg()));
}
public static IntPtr TreeGetUserId(IupHandle ih_tree, int id)
{
return(NativeIUP.IupTreeGetUserId(IupHandle.GetCHandle(ih_tree), id));
}
public static IupHandle Tree()
{
return(IupHandle.Create(NativeIUP.IupTree()));
}
