Inheritance: StringElement
示例#1
0
        void Populate(object callbacks, object o, RootElement root)
        {
            MemberInfo last_radio_index = null;
            var        members          = o.GetType().GetMembers(BindingFlags.DeclaredOnly | BindingFlags.Public |
                                                                 BindingFlags.NonPublic | BindingFlags.Instance);

            Section section = null;

            foreach (var mi in members)
            {
                Type mType = GetTypeForMember(mi);
                CustomElementAttribute customElementAttr = null;

                if (mType == null)
                {
                    continue;
                }

                string[] indexTags = new string[0];
                string   caption   = null;
                object[] attrs     = mi.GetCustomAttributes(false);
                bool     skip      = false;


                foreach (var attr in attrs)
                {
                    if (attr is SkipAttribute)
                    {
                        skip = true;
                    }
                    if (attr is CaptionAttribute)
                    {
                        caption = ((CaptionAttribute)attr).Caption;
                    }
                    else if (attr is SectionAttribute)
                    {
                        if (section != null)
                        {
                            root.Add(section);
                        }
                        var sa = attr as SectionAttribute;
                        section = new Section(sa.Caption, sa.Footer);
                    }
                    else if (attr is IndexTagsAttribute)
                    {
                        indexTags = ((IndexTagsAttribute)attr).TagList;
                    }
                    else if (attr is CustomElementAttribute)
                    {
                        customElementAttr = attr as CustomElementAttribute;
                    }
                }
                if (skip)
                {
                    continue;
                }

                if (caption == null)
                {
                    caption = MakeCaption(mi.Name);
                }

                if (section == null)
                {
                    section = new Section();
                }

                Element element = null;
                if (customElementAttr != null)
                {
                    element = customElementAttr.CreateElement(caption, mi, mType, GetValue(mi, o), attrs);
                }
                else if (mType == typeof(string))
                {
                    PasswordAttribute  pa     = null;
                    AlignmentAttribute align  = null;
                    EntryAttribute     ea     = null;
                    object             html   = null;
                    EventHandler       invoke = null;
                    bool multi = false;

                    foreach (object attr in attrs)
                    {
                        if (attr is PasswordAttribute)
                        {
                            pa = attr as PasswordAttribute;
                        }
                        else if (attr is EntryAttribute)
                        {
                            ea = attr as EntryAttribute;
                        }
                        else if (attr is MultilineAttribute)
                        {
                            multi = true;
                        }
                        else if (attr is HtmlAttribute)
                        {
                            html = attr;
                        }
                        else if (attr is AlignmentAttribute)
                        {
                            align = attr as AlignmentAttribute;
                        }

                        if (attr is OnTapAttribute)
                        {
                            string mname = ((OnTapAttribute)attr).Method;

                            if (callbacks == null)
                            {
                                throw new Exception("Your class contains [OnTap] attributes, but you passed a null object for `context' in the constructor");
                            }

                            var method = callbacks.GetType().GetMethod(mname);
                            if (method == null)
                            {
                                throw new Exception("Did not find method " + mname);
                            }
                            invoke = delegate
                            {
                                method.Invoke(method.IsStatic ? null : callbacks, new object[0]);
                            };
                        }
                    }

                    string value = (string)GetValue(mi, o);
                    if (pa != null)
                    {
                        element = new EntryElement(caption, value)
                        {
                            Hint = pa.Placeholder, Password = true
                        }
                    }
                    ;
                    else if (ea != null)
                    {
                        element = new EntryElement(caption, value)
                        {
                            Hint = ea.Placeholder
                        }
                    }
                    ;
                    else if (multi)
                    {
                        element = new MultilineEntryElement(caption, value);
                    }
                    else if (html != null)
                    {
                        element = new HtmlElement(caption, value);
                    }
                    else
                    {
                        var selement = new StringElement(caption, value);
                        element = selement;

                        if (align != null)
                        {
                            selement.Alignment = align.Alignment;
                        }
                    }

                    if (invoke != null)
                    {
                        ((StringElement)element).Click = invoke;
                    }
                }
                else if (mType == typeof(float))
                {
                    var floatElement = new FloatElement(null, null, (int)GetValue(mi, o));
                    floatElement.Caption = caption;
                    element = floatElement;

                    foreach (object attr in attrs)
                    {
                        if (attr is RangeAttribute)
                        {
                            var ra = attr as RangeAttribute;
                            floatElement.MinValue    = ra.Low;
                            floatElement.MaxValue    = ra.High;
                            floatElement.ShowCaption = ra.ShowCaption;
                        }
                    }
                }
                else if (mType == typeof(bool))
                {
                    bool checkbox = false;
                    foreach (object attr in attrs)
                    {
                        if (attr is CheckboxAttribute)
                        {
                            checkbox = true;
                        }
                    }

                    if (checkbox)
                    {
                        element = new CheckboxElement(caption, (bool)GetValue(mi, o));
                    }
                    else
                    {
                        element = new BooleanElement(caption, (bool)GetValue(mi, o));
                    }
                }
                else if (mType == typeof(DateTime))
                {
                    var  dateTime = (DateTime)GetValue(mi, o);
                    bool asDate = false, asTime = false;

                    foreach (object attr in attrs)
                    {
                        if (attr is DateAttribute)
                        {
                            asDate = true;
                        }
                        else if (attr is TimeAttribute)
                        {
                            asTime = true;
                        }
                    }

                    if (asDate)
                    {
                        element = new DateElement(caption, dateTime);
                    }
                    else if (asTime)
                    {
                        element = new TimeElement(caption, dateTime);
                    }
                    else
                    {
                        element = new DateTimeElement(caption, dateTime);
                    }
                }
                else if (mType.IsEnum)
                {
                    var   csection = new Section();
                    ulong evalue   = Convert.ToUInt64(GetValue(mi, o), null);
                    int   idx      = 0;
                    int   selected = 0;

                    foreach (var fi in mType.GetFields(BindingFlags.Public | BindingFlags.Static))
                    {
                        ulong v = Convert.ToUInt64(GetValue(fi, null));

                        if (v == evalue)
                        {
                            selected = idx;
                        }

                        csection.Add(new RadioElement(MakeCaption(fi.Name)));
                        idx++;
                    }

                    element = new RootElement(caption, new RadioGroup(null, selected))
                    {
                        csection
                    };
                }
                else if (mType == typeof(ImageView))
                {
                    element = new ImageElement((ImageView)GetValue(mi, o));
                }
                else if (typeof(System.Collections.IEnumerable).IsAssignableFrom(mType))
                {
                    var csection = new Section();
                    int count    = 0;

                    if (last_radio_index == null)
                    {
                        throw new Exception("IEnumerable found, but no previous int found");
                    }
                    foreach (var e in (IEnumerable)GetValue(mi, o))
                    {
                        csection.Add(new RadioElement(e.ToString()));
                        count++;
                    }
                    int selected = (int)GetValue(last_radio_index, o);
                    if (selected >= count || selected < 0)
                    {
                        selected = 0;
                    }
                    element = new RootElement(caption, new MemberRadioGroup(null, selected, last_radio_index))
                    {
                        csection
                    };
                    last_radio_index = null;
                }
                else if (typeof(int) == mType)
                {
                    foreach (object attr in attrs)
                    {
                        if (attr is RadioSelectionAttribute)
                        {
                            last_radio_index = mi;
                            break;
                        }
                    }
                }
                else
                {
                    var nested = GetValue(mi, o);
                    if (nested != null)
                    {
                        var newRoot = new RootElement(caption);
                        Populate(callbacks, nested, newRoot);
                        element = newRoot;
                    }
                }

                if (element == null)
                {
                    continue;
                }

                section.Add(element);
                mappings[element] = new MemberAndInstance(mi, o, customElementAttr, mType);

                foreach (var tag in indexTags)
                {
                    if (!index.ContainsKey(tag))
                    {
                        index[tag] = new List <Element>();
                    }
                    index[tag].Add(element);
                }
            }
            root.Add(section);
        }
        void Populate(object callbacks, object o, RootElement root)
        {
            MemberInfo last_radio_index = null;
            var members = o.GetType().GetMembers(BindingFlags.DeclaredOnly | BindingFlags.Public |
                                                 BindingFlags.NonPublic | BindingFlags.Instance);

            Section section = null;

            foreach (var mi in members)
            {
                Type mType = GetTypeForMember(mi);

                if (mType == null)
                    continue;

                string caption = null;
                object[] attrs = mi.GetCustomAttributes(false);
                bool skip = false;
                foreach (var attr in attrs)
                {
                    if (attr is SkipAttribute)
                        skip = true;
                    if (attr is CaptionAttribute)
                        caption = ((CaptionAttribute)attr).Caption;
                    else if (attr is SectionAttribute)
                    {
                        if (section != null)
                            root.Add(section);
                        var sa = attr as SectionAttribute;
                        section = new Section(sa.Caption, sa.Footer);
                    }
                }
                if (skip)
                    continue;

                if (caption == null)
                    caption = MakeCaption(mi.Name);

                if (section == null)
                    section = new Section();

                Element element = null;
                if (mType == typeof(string))
                {
                    PasswordAttribute pa = null;
                    AlignmentAttribute align = null;
                    EntryAttribute ea = null;
                    object html = null;
                    EventHandler invoke = null;
                    bool multi = false;

                    foreach (object attr in attrs)
                    {
                        if (attr is PasswordAttribute)
                            pa = attr as PasswordAttribute;
                        else if (attr is EntryAttribute)
                            ea = attr as EntryAttribute;
                        else if (attr is MultilineAttribute)
                            multi = true;
                        else if (attr is HtmlAttribute)
                            html = attr;
                        else if (attr is AlignmentAttribute)
                            align = attr as AlignmentAttribute;

                        if (attr is OnTapAttribute)
                        {
                            string mname = ((OnTapAttribute)attr).Method;

                            if (callbacks == null)
                            {
                                throw new Exception("Your class contains [OnTap] attributes, but you passed a null object for `context' in the constructor");
                            }

                            var method = callbacks.GetType().GetMethod(mname);
                            if (method == null)
                                throw new Exception("Did not find method " + mname);
                            invoke = delegate
                                         {
                                             method.Invoke(method.IsStatic ? null : callbacks, new object[0]);
                                         };
                        }
                    }

                    string value = (string)GetValue(mi, o);
                    if (pa != null)
                        element = new EntryElement(caption, value) { Hint = pa.Placeholder, Password = true };
                    else if (ea != null)
                        element = new EntryElement(caption, value) { Hint = ea.Placeholder };
                    else if (multi)
                        element = new MultilineEntryElement(caption, value);
                    else if (html != null)
                        element = new HtmlElement(caption, value);
                    else
                    {
                        var selement = new StringElement(caption, value);
                        element = selement;

                        if (align != null)
                            selement.Alignment = align.Alignment;
                    }

                    if (invoke != null)
                        ((StringElement)element).Click = invoke;
                }
                else if (mType == typeof(float))
                {
                    var floatElement = new FloatElement(null, null, (int)GetValue(mi, o));
                    floatElement.Caption = caption;
                    element = floatElement;

                    foreach (object attr in attrs)
                    {
                        if (attr is RangeAttribute)
                        {
                            var ra = attr as RangeAttribute;
                            floatElement.MinValue = ra.Low;
                            floatElement.MaxValue = ra.High;
                            floatElement.ShowCaption = ra.ShowCaption;
                        }
                    }
                }
                else if (mType == typeof(bool))
                {
                    bool checkbox = false;
                    foreach (object attr in attrs)
                    {
                        if (attr is CheckboxAttribute)
                            checkbox = true;
                    }

                    if (checkbox)
                        element = new CheckboxElement(caption, (bool)GetValue(mi, o));
                    else
                        element = new BooleanElement(caption, (bool)GetValue(mi, o));
                }
                else if (mType == typeof(DateTime))
                {
                    var dateTime = (DateTime)GetValue(mi, o);
                    bool asDate = false, asTime = false;

                    foreach (object attr in attrs)
                    {
                        if (attr is DateAttribute)
                            asDate = true;
                        else if (attr is TimeAttribute)
                            asTime = true;
                    }

                    if (asDate)
                        element = new DateElement(caption, dateTime);
                    else if (asTime)
                        element = new TimeElement(caption, dateTime);
                    else
                        element = new DateTimeElement(caption, dateTime);
                }
                else if (mType.IsEnum)
                {
                    var csection = new Section();
                    ulong evalue = Convert.ToUInt64(GetValue(mi, o), null);
                    int idx = 0;
                    int selected = 0;

                    foreach (var fi in mType.GetFields(BindingFlags.Public | BindingFlags.Static))
                    {
                        ulong v = Convert.ToUInt64(GetValue(fi, null));

                        if (v == evalue)
                            selected = idx;

                        csection.Add(new RadioElement(MakeCaption(fi.Name)));
                        idx++;
                    }

                    element = new RootElement(caption, new RadioGroup(null, selected)) { csection };
                }
                else if (mType == typeof(ImageView))
                {
                    element = new ImageElement((ImageView)GetValue(mi, o));
                }
                else if (typeof(System.Collections.IEnumerable).IsAssignableFrom(mType))
                {
                    var csection = new Section();
                    int count = 0;

                    if (last_radio_index == null)
                        throw new Exception("IEnumerable found, but no previous int found");
                    foreach (var e in (IEnumerable)GetValue(mi, o))
                    {
                        csection.Add(new RadioElement(e.ToString()));
                        count++;
                    }
                    int selected = (int)GetValue(last_radio_index, o);
                    if (selected >= count || selected < 0)
                        selected = 0;
                    element = new RootElement(caption, new MemberRadioGroup(null, selected, last_radio_index)) { csection };
                    last_radio_index = null;
                }
                else if (typeof(int) == mType)
                {
                    foreach (object attr in attrs)
                    {
                        if (attr is RadioSelectionAttribute)
                        {
                            last_radio_index = mi;
                            break;
                        }
                    }
                }
                else
                {
                    var nested = GetValue(mi, o);
                    if (nested != null)
                    {
                        var newRoot = new RootElement(caption);
                        Populate(callbacks, nested, newRoot);
                        element = newRoot;
                    }
                }

                if (element == null)
                    continue;

                section.Add(element);
                mappings[element] = new MemberAndInstance(mi, o);
            }
            root.Add(section);
        }