UIAComWrapper/UiaComWrapper/GridPattern.cs at c4b36f897d9d3ca1562158de498954bf70c501b2 · TestStack/UIAComWrapper · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
// (c) Copyright Microsoft, 2012.
// This source is subject to the Microsoft Permissive License.
// See http://www.microsoft.com/opensource/licenses.mspx#Ms-PL.
// All other rights reserved.


using System;
using System.Collections;
using System.Diagnostics;
using System.Runtime.InteropServices;
using UIAComWrapperInternal;
using UIAutomationClient = Interop.UIAutomationClient;

namespace System.Windows.Automation
{
    public class GridPattern : BasePattern
    {

        private UIAutomationClient.IUIAutomationGridPattern _pattern;
        public static readonly AutomationPattern Pattern = GridPatternIdentifiers.Pattern;
        public static readonly AutomationProperty ColumnCountProperty = GridPatternIdentifiers.ColumnCountProperty;
        public static readonly AutomationProperty RowCountProperty = GridPatternIdentifiers.RowCountProperty;


        protected GridPattern(AutomationElement el, UIAutomationClient.IUIAutomationGridPattern pattern, bool cached)
            : base(el, cached)
        {
            Debug.Assert(pattern != null);
            this._pattern = pattern;
        }

        internal static object Wrap(AutomationElement el, object pattern, bool cached)
        {
            return (pattern == null) ? null : new GridPattern(el, (UIAutomationClient.IUIAutomationGridPattern)pattern, cached);
        }

        public AutomationElement GetItem(int row, int column)
        {
            try
            {
                // Looks like we have to cache explicitly here, since GetItem doesn't
                // take a cache request.
                return AutomationElement.Wrap(this._pattern.GetItem(row, column)).GetUpdatedCache(CacheRequest.Current);
            }
            catch (System.Runtime.InteropServices.COMException e)
            {
                Exception newEx; if (Utility.ConvertException(e, out newEx)) { throw newEx; } else { throw; }
            }
        }


        public GridPatternInformation Cached
        {
            get
            {
                Utility.ValidateCached(this._cached);
                return new GridPatternInformation(this._el, true);
            }
        }

        public GridPatternInformation Current
        {
            get
            {
                return new GridPatternInformation(this._el, false);
            }
        }


        [StructLayout(LayoutKind.Sequential)]
        public struct GridPatternInformation
        {
            private AutomationElement _el;
            private bool _isCached;
            internal GridPatternInformation(AutomationElement element, bool isCached)
            {
                this._el = element;
                this._isCached = isCached;
            }

            public int RowCount
            {
                get
                {
                    return (int)this._el.GetPropertyValue(GridPattern.RowCountProperty, _isCached);
                }
            }
            public int ColumnCount
            {
                get
                {
                    return (int)this._el.GetPropertyValue(GridPattern.ColumnCountProperty, _isCached);
                }
            }
        }
    }

    public class GridItemPattern : BasePattern
    {

        private UIAutomationClient.IUIAutomationGridItemPattern _pattern;
        public static readonly AutomationPattern Pattern = GridItemPatternIdentifiers.Pattern;
        public static readonly AutomationProperty ColumnProperty = GridItemPatternIdentifiers.ColumnProperty;
        public static readonly AutomationProperty ColumnSpanProperty = GridItemPatternIdentifiers.ColumnSpanProperty;
        public static readonly AutomationProperty ContainingGridProperty = GridItemPatternIdentifiers.ContainingGridProperty;
        public static readonly AutomationProperty RowProperty = GridItemPatternIdentifiers.RowProperty;
        public static readonly AutomationProperty RowSpanProperty = GridItemPatternIdentifiers.RowSpanProperty;


        protected GridItemPattern(AutomationElement el, UIAutomationClient.IUIAutomationGridItemPattern pattern, bool cached)
            : base(el, cached)
        {
            Debug.Assert(pattern != null);
            this._pattern = pattern;
        }

        internal static object Wrap(AutomationElement el, object pattern, bool cached)
        {
            return (pattern == null) ? null : new GridItemPattern(el, (UIAutomationClient.IUIAutomationGridItemPattern)pattern, cached);
        }


        public GridItemPatternInformation Cached
        {
            get
            {
                Utility.ValidateCached(this._cached);
                return new GridItemPatternInformation(this._el, true);
            }
        }

        public GridItemPatternInformation Current
        {
            get
            {
                return new GridItemPatternInformation(this._el, false);
            }
        }


        [StructLayout(LayoutKind.Sequential)]
        public struct GridItemPatternInformation
        {
            private AutomationElement _el;
            private bool _isCached;
            internal GridItemPatternInformation(AutomationElement element, bool isCached)
            {
                this._el = element;
                this._isCached = isCached;
            }

            public int Row
            {
                get
                {
                    return (int)this._el.GetPropertyValue(GridItemPattern.RowProperty, _isCached);
                }
            }
            public int Column
            {
                get
                {
                    return (int)this._el.GetPropertyValue(GridItemPattern.ColumnProperty, _isCached);
                }
            }
            public int RowSpan
            {
                get
                {
                    return (int)this._el.GetPropertyValue(GridItemPattern.RowSpanProperty, _isCached);
                }
            }
            public int ColumnSpan
            {
                get
                {
                    return (int)this._el.GetPropertyValue(GridItemPattern.ColumnSpanProperty, _isCached);
                }
            }
            public AutomationElement ContainingGrid
            {
                get
                {
                    return (AutomationElement)this._el.GetPropertyValue(GridItemPattern.ContainingGridProperty, _isCached);
                }
            }
        }
    }
}