public void GridViewEditAccessibleObject_FragmentNavigate_navigates_correctly()
{
using PropertyGrid propertyGrid = new PropertyGrid
{
SelectedObject = Point.Empty
};
propertyGrid.CreateControl();
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
int firstPropertyIndex = 2; // Index of Text property which has a RichEdit control as an editor.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
propertyGridView.TestAccessor().Dynamic.selectedGridEntry = gridEntry;
UiaCore.IRawElementProviderFragment editFieldAccessibleObject = gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.Equal("GridViewEditAccessibleObject", editFieldAccessibleObject.GetType().Name);
// The case with drop down holder:
using TestDropDownHolder dropDownHolder = new TestDropDownHolder(propertyGridView);
dropDownHolder.CreateControl();
propertyGridView.TestAccessor().Dynamic.dropDownHolder = dropDownHolder;
dropDownHolder.SetState(0x00000002, true); // Control class States.Visible flag
Assert.True(propertyGridView.DropDownVisible);
object previousAccessibleObject = editFieldAccessibleObject.Navigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.NotNull(previousAccessibleObject);
Assert.Same(dropDownHolder.AccessibilityObject, previousAccessibleObject);
}
public void GridViewEditAccessibleObject_created_for_string_property()
{
TestEntityWithTextField testEntity = new TestEntityWithTextField
{
TextProperty = "Test"
};
using PropertyGrid propertyGrid = new PropertyGrid
{
SelectedObject = testEntity
};
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
int firstPropertyIndex = 1; // Index 0 corresponds to the category grid entry.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
PropertyDescriptorGridEntry selectedGridEntry = propertyGridView.TestAccessor().Dynamic.selectedGridEntry;
Assert.Equal(gridEntry.PropertyName, selectedGridEntry.PropertyName);
AccessibleObject selectedGridEntryAccessibleObject = gridEntry.AccessibilityObject;
UiaCore.IRawElementProviderFragment editFieldAccessibleObject = selectedGridEntryAccessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(editFieldAccessibleObject);
Assert.Equal("GridViewEditAccessibleObject", editFieldAccessibleObject.GetType().Name);
}
public void GridViewTextBoxAccessibleObject_created_for_string_property()
{
TestEntityWithTextField testEntity = new TestEntityWithTextField
{
TextProperty = "Test"
};
using PropertyGrid propertyGrid = new PropertyGrid
{
SelectedObject = testEntity
};
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
int firstPropertyIndex = 1; // Index 0 corresponds to the category grid entry.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
PropertyDescriptorGridEntry selectedGridEntry = propertyGridView.TestAccessor().Dynamic._selectedGridEntry;
Assert.Equal(gridEntry.PropertyName, selectedGridEntry.PropertyName);
// Force the entry edit control Handle creation.
// GridViewEditAccessibleObject exists, if its control is already created.
// In UI case an entry edit control is created when an PropertyGridView gets focus.
Assert.NotEqual(IntPtr.Zero, propertyGridView.TestAccessor().Dynamic.EditTextBox.Handle);
AccessibleObject selectedGridEntryAccessibleObject = gridEntry.AccessibilityObject;
UiaCore.IRawElementProviderFragment editFieldAccessibleObject = selectedGridEntryAccessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(editFieldAccessibleObject);
Assert.Equal("GridViewTextBoxAccessibleObject", editFieldAccessibleObject.GetType().Name);
}
public void ChildListAccessibleObject_BoundingRectangle_ReturnsCorrectWidth_IfComboBoxIsScrollable(ComboBoxStyle comboBoxStyle)
{
const int expectedWidth = 100;
using ComboBox comboBox = new()
{
DropDownStyle = comboBoxStyle,
IntegralHeight = false
};
comboBox.Items.AddRange(Enumerable.Range(0, 11).Cast <object>().ToArray());
comboBox.CreateControl();
if (comboBoxStyle == ComboBoxStyle.Simple)
{
comboBox.Size = new Size(expectedWidth, 150);
}
else
{
comboBox.Size = new Size(expectedWidth, comboBox.Size.Height);
comboBox.DropDownHeight = 120;
comboBox.DroppedDown = true;
}
UiaCore.IRawElementProviderFragment childListUiaProvider = comboBox.ChildListAccessibleObject;
UiaCore.UiaRect actual = childListUiaProvider.BoundingRectangle;
Assert.Equal(expectedWidth, actual.width);
}
}
public void ListViewItemAccessibleObject_FragmentNavigate_ListWithItems_ReturnsExpected_IfHandleCreated()
{
using ListView listView = new ListView();
listView.CreateControl();
ListViewItem listItem1 = new ListViewItem(new string[] {
"Test A",
"Alpha"
}, -1);
ListViewItem listItem2 = new ListViewItem(new string[] {
"Test B",
"Beta"
}, -1);
ListViewItem listItem3 = new ListViewItem(new string[] {
"Test C",
"Gamma"
}, -1);
listView.Items.Add(listItem1);
listView.Items.Add(listItem2);
listView.Items.Add(listItem3);
AccessibleObject accessibleObject1 = listItem1.AccessibilityObject;
AccessibleObject accessibleObject2 = listItem2.AccessibilityObject;
AccessibleObject accessibleObject3 = listItem3.AccessibilityObject;
// First list view item
Assert.Null(accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling));
UiaCore.IRawElementProviderFragment listItem1NextSibling = accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem1NextSibling);
Assert.Equal(accessibleObject2, listItem1NextSibling);
// Second list view item
UiaCore.IRawElementProviderFragment listItem2PreviousSibling = accessibleObject2.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
UiaCore.IRawElementProviderFragment listItem2NextSibling = accessibleObject2.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem2PreviousSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem2NextSibling);
Assert.Equal(accessibleObject1, listItem2PreviousSibling);
Assert.Equal(accessibleObject3, listItem2NextSibling);
// Third list view item
Assert.Null(accessibleObject3.FragmentNavigate(UiaCore.NavigateDirection.NextSibling));
UiaCore.IRawElementProviderFragment listItem3PreviousSibling = accessibleObject3.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem3PreviousSibling);
Assert.Equal(accessibleObject2, listItem3PreviousSibling);
// Parent
Assert.Equal(accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.Parent), listView.AccessibilityObject);
Assert.Equal(accessibleObject2.FragmentNavigate(UiaCore.NavigateDirection.Parent), listView.AccessibilityObject);
Assert.Equal(accessibleObject3.FragmentNavigate(UiaCore.NavigateDirection.Parent), listView.AccessibilityObject);
// Childs
AccessibleObject firstChild = accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.FirstChild) as AccessibleObject;
AccessibleObject lastChild = accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.LastChild) as AccessibleObject;
Assert.IsType <ListViewSubItemAccessibleObject>(firstChild);
Assert.IsType <ListViewSubItemAccessibleObject>(lastChild);
Assert.NotEqual(firstChild, lastChild);
Assert.True(listView.IsHandleCreated);
}
public void ToolStripAccessibleObject_FragmentNavigate_FirstChild_ThumbButton()
{
using ToolStrip toolStrip = new ToolStrip();
var accessibleObject = toolStrip.AccessibilityObject;
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
Assert.Equal(UiaCore.UIA.ThumbControlTypeId, firstChild.GetPropertyValue(UiaCore.UIA.ControlTypePropertyId));
}
public void ListViewGroupAccessibleObject_ListWithTwoGroups_FragmentNavigateWorkCorrectly_IfHandleIsCreated_VisualStylesEnabled()
{
if (!Application.UseVisualStyles)
{
return;
}
using ListView list = new ListView();
list.CreateControl();
ListViewGroup listGroup = new ListViewGroup("Group1");
ListViewItem listItem1 = new ListViewItem();
ListViewItem listItem2 = new ListViewItem();
ListViewItem listItem3 = new ListViewItem();
list.Groups.Add(listGroup);
listItem1.Group = listGroup;
listItem2.Group = listGroup;
list.Items.Add(listItem1);
list.Items.Add(listItem2);
list.Items.Add(listItem3);
AccessibleObject group1AccObj = listGroup.AccessibilityObject;
AccessibleObject defaultGroupAccObj = list.DefaultGroup.AccessibilityObject;
Assert.True(list.IsHandleCreated);
// Next/Previous siblings test
Assert.Null(defaultGroupAccObj.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling));
UiaCore.IRawElementProviderFragment defaultGroupNextSibling = defaultGroupAccObj.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
Assert.IsType <ListViewGroupAccessibleObject>(group1AccObj);
Assert.Equal(group1AccObj, defaultGroupNextSibling);
Assert.Null(group1AccObj.FragmentNavigate(UiaCore.NavigateDirection.NextSibling));
UiaCore.IRawElementProviderFragment group1PreviousSibling = group1AccObj.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.IsType <ListViewGroupAccessibleObject>(group1PreviousSibling);
Assert.Equal(defaultGroupAccObj, group1PreviousSibling);
// Parent
Assert.Equal(defaultGroupAccObj.FragmentNavigate(UiaCore.NavigateDirection.Parent), list.AccessibilityObject);
Assert.Equal(group1AccObj.FragmentNavigate(UiaCore.NavigateDirection.Parent), list.AccessibilityObject);
// Childs
AccessibleObject firstChild = group1AccObj.FragmentNavigate(UiaCore.NavigateDirection.FirstChild) as AccessibleObject;
AccessibleObject lastChild = group1AccObj.FragmentNavigate(UiaCore.NavigateDirection.LastChild) as AccessibleObject;
Assert.IsType <ListViewItemAccessibleObject>(firstChild);
Assert.IsType <ListViewItemAccessibleObject>(lastChild);
Assert.NotEqual(firstChild, lastChild);
Assert.Equal(firstChild, listItem1.AccessibilityObject);
Assert.Equal(lastChild, listItem2.AccessibilityObject);
firstChild = defaultGroupAccObj.FragmentNavigate(UiaCore.NavigateDirection.FirstChild) as AccessibleObject;
lastChild = defaultGroupAccObj.FragmentNavigate(UiaCore.NavigateDirection.LastChild) as AccessibleObject;
Assert.IsType <ListViewItemAccessibleObject>(firstChild);
Assert.IsType <ListViewItemAccessibleObject>(lastChild);
Assert.Equal(firstChild, lastChild);
Assert.Equal(firstChild, listItem3.AccessibilityObject);
}
public void ComboBoxAccessibleObject_FragmentNavigate_FirstChild_NotNull(ComboBoxStyle comboBoxStyle)
{
using var control = new ComboBox
{
DropDownStyle = comboBoxStyle
};
var accessibleObject = control.AccessibilityObject;
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
}
public void ListViewSubItemAccessibleObject_FragmentNavigate_WorkCorrectly()
{
using ListView list = new ListView();
ListViewItem listViewItem1 = new ListViewItem(new string[]
{
"Test 1",
"Item 1",
"Something 1"
}, -1);
ColumnHeader columnHeader1 = new ColumnHeader();
ColumnHeader columnHeader2 = new ColumnHeader();
ColumnHeader columnHeader3 = new ColumnHeader();
list.Columns.AddRange(new ColumnHeader[]
{
columnHeader1,
columnHeader2,
columnHeader3
});
list.HideSelection = false;
list.Items.Add(listViewItem1);
list.View = View.Details;
AccessibleObject subItemAccObj1 = listViewItem1.AccessibilityObject.GetChild(0);
AccessibleObject subItemAccObj2 = listViewItem1.AccessibilityObject.GetChild(1);
AccessibleObject subItemAccObj3 = listViewItem1.AccessibilityObject.GetChild(2);
Assert.Null(subItemAccObj1.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling));
UiaCore.IRawElementProviderFragment subItem1NextSibling = subItemAccObj1.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
Assert.IsType <ListViewSubItemAccessibleObject>(subItem1NextSibling);
Assert.NotNull(subItem1NextSibling);
UiaCore.IRawElementProviderFragment subItem2NextSibling = subItemAccObj2.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
UiaCore.IRawElementProviderFragment subItem2PreviousSibling = subItemAccObj2.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.IsType <ListViewSubItemAccessibleObject>(subItem2NextSibling);
Assert.IsType <ListViewSubItemAccessibleObject>(subItem2PreviousSibling);
Assert.NotNull(subItem2NextSibling);
Assert.NotNull(subItem2PreviousSibling);
Assert.Null(subItemAccObj3.FragmentNavigate(UiaCore.NavigateDirection.NextSibling));
UiaCore.IRawElementProviderFragment subItem3PreviousSibling = subItemAccObj3.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.IsType <ListViewSubItemAccessibleObject>(subItem3PreviousSibling);
Assert.NotNull(subItem3PreviousSibling);
// Parent
Assert.Equal(subItemAccObj1.FragmentNavigate(UiaCore.NavigateDirection.Parent), listViewItem1.AccessibilityObject);
Assert.Equal(subItemAccObj2.FragmentNavigate(UiaCore.NavigateDirection.Parent), listViewItem1.AccessibilityObject);
Assert.Equal(subItemAccObj3.FragmentNavigate(UiaCore.NavigateDirection.Parent), listViewItem1.AccessibilityObject);
Assert.False(list.IsHandleCreated);
}
/// <summary>
/// Request to return the element in the specified direction.
/// </summary>
/// <param name="direction">Indicates the direction in which to navigate.</param>
/// <returns>Returns the element in the specified direction.</returns>
internal override UiaCore.IRawElementProviderFragment?FragmentNavigate(UiaCore.NavigateDirection direction)
{
if (_parentPropertyGrid.AccessibilityObject is PropertyGrid.PropertyGridAccessibleObject propertyGridAccessibleObject)
{
UiaCore.IRawElementProviderFragment navigationTarget = propertyGridAccessibleObject.ChildFragmentNavigate(this, direction);
if (navigationTarget is not null)
{
return(navigationTarget);
}
}
return(base.FragmentNavigate(direction));
}
public void DataGridViewAccessibleObject_FirstAndLastChildren_AreNotNull()
{
using DataGridView dataGridView = new DataGridView();
dataGridView.Columns.Add(new DataGridViewTextBoxColumn());
AccessibleObject accessibleObject = dataGridView.AccessibilityObject;
// ColumnHeaders
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
// New row
UiaCore.IRawElementProviderFragment lastChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.LastChild);
Assert.NotNull(lastChild);
}
public void DataGridViewEditingPanelAccessibleObject_FirstAndLastChildren_AreNull()
{
using DataGridView dataGridView = new DataGridView();
dataGridView.Columns.Add(new DataGridViewTextBoxColumn());
AccessibleObject accessibleObject = dataGridView.EditingPanelAccessibleObject;
// Exception does not appear when trying to get first Child
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.Null(firstChild);
// Exception does not appear when trying to get last Child
UiaCore.IRawElementProviderFragment lastChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.LastChild);
Assert.Null(lastChild);
}
public void ComboBoxAccessibleObject_FragmentNavigate_FirstChild_ReturnNull_IfHandleNotCreated(ComboBoxStyle comboBoxStyle)
{
using ComboBox comboBox = new ComboBox
{
DropDownStyle = comboBoxStyle
};
AccessibleObject accessibleObject = comboBox.AccessibilityObject;
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.Null(firstChild);
Assert.False(comboBox.IsHandleCreated);
}
public void CheckedListBoxItemAccessibleObject_FragmentNavigate_Parent_IsExpected(int itemIndex)
{
using CheckedListBox checkedListBox = new();
AccessibleObject expected = checkedListBox.AccessibilityObject;
checkedListBox.Items.Add(0);
checkedListBox.Items.Add(1);
checkedListBox.Items.Add(2);
AccessibleObject itemAccessibleObject = checkedListBox.AccessibilityObject.GetChild(itemIndex);
UiaCore.IRawElementProviderFragment actual = itemAccessibleObject.FragmentNavigate(UiaCore.NavigateDirection.Parent);
Assert.Equal(expected, actual);
Assert.False(checkedListBox.IsHandleCreated);
}
public void DataGridViewEditingPanelAccessibleObject_EditedState_FirstAndLastChildren_AreNotNull()
{
using DataGridView dataGridView = new DataGridView();
dataGridView.Columns.Add(new DataGridViewTextBoxColumn());
DataGridViewCell cell = dataGridView.Rows[0].Cells[0];
dataGridView.CurrentCell = cell;
dataGridView.BeginEdit(false);
AccessibleObject accessibleObject = dataGridView.EditingPanelAccessibleObject;
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
UiaCore.IRawElementProviderFragment lastChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.LastChild);
Assert.NotNull(lastChild);
}
public void ComboBoxAccessibleObject_FragmentNavigate_FirstChild_NotNull(ComboBoxStyle comboBoxStyle, bool createControl)
{
using var control = new ComboBox
{
DropDownStyle = comboBoxStyle
};
if (createControl)
{
control.CreateControl();
}
var accessibleObject = control.AccessibilityObject;
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
Assert.Equal(createControl, control.IsHandleCreated);
}
/// <summary>
/// Request to return the element in the specified direction.
/// </summary>
/// <param name="direction">Indicates the direction in which to navigate.</param>
/// <returns>Returns the element in the specified direction.</returns>
internal override UiaCore.IRawElementProviderFragment?FragmentNavigate(UiaCore.NavigateDirection direction)
{
if (_parentPropertyGrid.IsHandleCreated &&
_parentPropertyGrid.AccessibilityObject is PropertyGrid.PropertyGridAccessibleObject propertyGridAccessibleObject)
{
UiaCore.IRawElementProviderFragment navigationTarget = propertyGridAccessibleObject.ChildFragmentNavigate(this, direction);
if (navigationTarget is not null)
{
return(navigationTarget);
}
}
return(direction switch
{
UiaCore.NavigateDirection.FirstChild => IsSortedByCategories?GetCategory(0) : GetChild(0),
UiaCore.NavigateDirection.LastChild => IsSortedByCategories?GetLastCategory() : GetLastChild(),
_ => base.FragmentNavigate(direction)
});
public void LinkAccessibleObject_FragmentNavigate_Parent_IsExpected(int linkIndex)
{
using LinkLabel linkLabel = new();
AccessibleObject expected = linkLabel.AccessibilityObject;
for (int index = 0; index < 4; index++)
{
linkLabel.Links.Add(new());
}
LinkAccessibleObject linkAccessibleObject = linkLabel.Links[linkIndex].AccessibleObject;
UiaCore.IRawElementProviderFragment actual = linkAccessibleObject.FragmentNavigate(UiaCore.NavigateDirection.Parent);
Assert.Equal(expected, actual);
Assert.False(linkLabel.IsHandleCreated);
}
public void PropertyDescriptorGridEntryAccessibleObject_Navigates_to_DropDownControlHolder()
{
using PropertyGrid propertyGrid = new PropertyGrid();
using TestPropertyGridView testPropertyGridView = new TestPropertyGridView(null, propertyGrid);
TestPropertyDescriptorGridEntry gridEntry = new TestPropertyDescriptorGridEntry(propertyGrid, null, false);
testPropertyGridView.TestAccessor().Dynamic.selectedGridEntry = gridEntry;
TestDropDownHolder dropDownHolder = new TestDropDownHolder(testPropertyGridView);
dropDownHolder.SetState(0x00000002, true); // Control class States.Visible flag
testPropertyGridView.TestAccessor().Dynamic.dropDownHolder = dropDownHolder;
gridEntry.parentPE = new TestGridEntry(propertyGrid, null, testPropertyGridView);
UiaCore.IRawElementProviderFragment firstChild = gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
Assert.Equal(typeof(PropertyGridView.DropDownHolder.DropDownHolderAccessibleObject), firstChild.GetType());
}
/// <summary>
/// Request to return the element in the specified direction.
/// </summary>
/// <param name="direction">Indicates the direction in which to navigate.</param>
/// <returns>Returns the element in the specified direction.</returns>
internal override UiaCore.IRawElementProviderFragment?FragmentNavigate(UiaCore.NavigateDirection direction)
{
if (_parentPropertyGrid.IsHandleCreated &&
_parentPropertyGrid.AccessibilityObject is PropertyGrid.PropertyGridAccessibleObject propertyGridAccessibleObject)
{
UiaCore.IRawElementProviderFragment navigationTarget = propertyGridAccessibleObject.ChildFragmentNavigate(this, direction);
if (navigationTarget is not null)
{
return(navigationTarget);
}
}
if (_owningPropertyGridView.OwnerGrid.SortedByCategories)
{
switch (direction)
{
case UiaCore.NavigateDirection.FirstChild:
return(GetFirstCategory());
case UiaCore.NavigateDirection.LastChild:
return(GetLastCategory());
}
}
else
{
switch (direction)
{
case UiaCore.NavigateDirection.FirstChild:
return(GetChild(0));
case UiaCore.NavigateDirection.LastChild:
int childCount = GetChildCount();
if (childCount > 0)
{
return(GetChild(childCount - 1));
}
return(null);
}
}
return(base.FragmentNavigate(direction));
}
public void PropertyDescriptorGridEntryAccessibleObject_Navigates_to_DropDownControlHolder()
{
using PropertyGrid propertyGrid = new();
using PropertyGridView propertyGridView = new(serviceProvider : null, propertyGrid);
TestPropertyGridViewAccessibleObject accessibleObject = new(propertyGridView, parentPropertyGrid : null);
propertyGridView.Properties.SetObject(propertyGrid.TestAccessor().Dynamic.s_accessibilityProperty, accessibleObject);
TestPropertyDescriptorGridEntry gridEntry = new(propertyGrid, null, false);
propertyGridView.TestAccessor().Dynamic._selectedGridEntry = gridEntry;
PropertyGridView.DropDownHolder dropDownHolder = new(propertyGridView);
dropDownHolder.TestAccessor().Dynamic.SetState(0x00000002, true); // Control class States.Visible flag
propertyGridView.TestAccessor().Dynamic._dropDownHolder = dropDownHolder;
gridEntry.TestAccessor().Dynamic._parent = new TestGridEntry(propertyGrid, null, propertyGridView);
UiaCore.IRawElementProviderFragment firstChild = gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
Assert.Equal(typeof(PropertyGridView.DropDownHolder.DropDownHolderAccessibleObject), firstChild.GetType());
}
public void GridViewTextBoxAccessibleObject_FragmentNavigate_navigates_correctly()
{
using PropertyGrid propertyGrid = new PropertyGrid
{
SelectedObject = Point.Empty
};
propertyGrid.CreateControl();
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
int firstPropertyIndex = 2; // Index of Text property which has a RichEdit control as an editor.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
propertyGridView.TestAccessor().Dynamic._selectedGridEntry = gridEntry;
// Force the entry edit control Handle creation.
// GridViewEditAccessibleObject exists, if its control is already created.
// In UI case an entry edit control is created when an PropertyGridView gets focus.
Assert.NotEqual(IntPtr.Zero, propertyGridView.TestAccessor().Dynamic.EditTextBox.Handle);
UiaCore.IRawElementProviderFragment editFieldAccessibleObject = gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.Equal("GridViewTextBoxAccessibleObject", editFieldAccessibleObject.GetType().Name);
// The case with drop down holder:
using PropertyGridView.DropDownHolder dropDownHolder = new(propertyGridView);
dropDownHolder.CreateControl();
propertyGridView.TestAccessor().Dynamic._dropDownHolder = dropDownHolder;
dropDownHolder.TestAccessor().Dynamic.SetState(0x00000002, true); // Control class States.Visible flag
UiaCore.IRawElementProviderFragment dropDownHolderAccessibleObject = gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.Equal("DropDownHolderAccessibleObject", dropDownHolderAccessibleObject.GetType().Name);
Assert.True(propertyGridView.DropDownVisible);
object previousAccessibleObject = editFieldAccessibleObject.Navigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.NotNull(previousAccessibleObject);
Assert.Same(dropDownHolder.AccessibilityObject, previousAccessibleObject);
}
public void ListViewItemAccessibleObject_FragmentNavigate_ListWithItems_VirtualMode_VirtualListSize3_ReturnsExpected(View view, bool showGroups)
{
using ListView listView = new ListView
{
View = view,
VirtualMode = true,
ShowGroups = showGroups
};
listView.VirtualListSize = 3;
ListViewItem listItem1 = new ListViewItem(new string[] {
"Test A",
"Alpha"
}, -1);
ListViewItem listItem2 = new ListViewItem(new string[] {
"Test B",
"Beta"
}, -1);
ListViewItem listItem3 = new ListViewItem(new string[] {
"Test C",
"Gamma"
}, -1);
listView.RetrieveVirtualItem += (s, e) =>
{
e.Item = e.ItemIndex switch
{
0 => listItem1,
1 => listItem2,
2 => listItem3,
_ => throw new NotImplementedException()
};
};
listItem1.SetItemIndex(listView, 0);
listItem2.SetItemIndex(listView, 1);
listItem3.SetItemIndex(listView, 2);
listView.CreateControl();
AccessibleObject accessibleObject1 = listItem1.AccessibilityObject;
AccessibleObject accessibleObject2 = listItem2.AccessibilityObject;
AccessibleObject accessibleObject3 = listItem3.AccessibilityObject;
// First list view item
Assert.Null(accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling));
UiaCore.IRawElementProviderFragment listItem1NextSibling = accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem1NextSibling);
Assert.Equal(accessibleObject2, listItem1NextSibling);
// Second list view item
UiaCore.IRawElementProviderFragment listItem2PreviousSibling = accessibleObject2.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
UiaCore.IRawElementProviderFragment listItem2NextSibling = accessibleObject2.FragmentNavigate(UiaCore.NavigateDirection.NextSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem2PreviousSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem2NextSibling);
Assert.Equal(accessibleObject1, listItem2PreviousSibling);
Assert.Equal(accessibleObject3, listItem2NextSibling);
// Third list view item
Assert.Null(accessibleObject3.FragmentNavigate(UiaCore.NavigateDirection.NextSibling));
UiaCore.IRawElementProviderFragment listItem3PreviousSibling = accessibleObject3.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling);
Assert.IsType <ListViewItemAccessibleObject>(listItem3PreviousSibling);
Assert.Equal(accessibleObject2, listItem3PreviousSibling);
// Parent
Assert.Equal(accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.Parent), listView.AccessibilityObject);
Assert.Equal(accessibleObject2.FragmentNavigate(UiaCore.NavigateDirection.Parent), listView.AccessibilityObject);
Assert.Equal(accessibleObject3.FragmentNavigate(UiaCore.NavigateDirection.Parent), listView.AccessibilityObject);
// Childs
AccessibleObject firstChild = accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.FirstChild) as AccessibleObject;
AccessibleObject lastChild = accessibleObject1.FragmentNavigate(UiaCore.NavigateDirection.LastChild) as AccessibleObject;
Assert.IsType <ListViewSubItemAccessibleObject>(firstChild);
Assert.IsType <ListViewSubItemAccessibleObject>(lastChild);
Assert.NotEqual(firstChild, lastChild);
Assert.True(listView.IsHandleCreated);
}
public void ToolStripAccessibleObject_FragmentNavigate_FirstChild_ThumbButton(AccessibleObject accessibleObject)
{
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
Assert.Equal(NativeConstants.UIA_ThumbControlTypeId, firstChild.GetPropertyValue(NativeConstants.UIA_ControlTypePropertyId));
}
public void ComboBoxAccessibleObject_FragmentNavigate_FirstChild_NotNull(AccessibleObject accessibleObject)
{
UiaCore.IRawElementProviderFragment firstChild = accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.NotNull(firstChild);
}
