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 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 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 PropertyDescriptorGridEntryAccessibleObject_Navigates_to_ListBoxAccessibleObject()
{
using var form = new Form();
using var propertyGrid = new PropertyGrid();
using var button = new Button();
propertyGrid.SelectedObject = button;
form.Controls.Add(propertyGrid);
form.Controls.Add(button);
using PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView as PropertyGridView;
int thirdPropertyIndex = 3; // Index of AccessibleRole property which has a ListBox as editor.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[thirdPropertyIndex];
propertyGridView.TestAccessor().SelectedGridEntry = gridEntry;
using TestDropDownHolder dropDownHolder = new TestDropDownHolder(propertyGridView, propertyGridView.DropDownListBox);
propertyGridView.TestAccessor().Dynamic.dropDownHolder = dropDownHolder;
dropDownHolder.SetState(0x00000002, true);
var listboxFieldAccessibleObject = gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
Assert.Equal("GridViewListBoxAccessibleObject", listboxFieldAccessibleObject.GetType().Name);
}
public void PropertyDescriptorGridEntryAccessibleObject_ExpandCollapseState_reflects_ExpandablePropertyState()
{
using Form form = new Form();
using PropertyGrid propertyGrid = new PropertyGrid();
var testEntity = new TestEntity();
testEntity.FontProperty = new Font(FontFamily.GenericSansSerif, 1);
propertyGrid.SelectedObject = testEntity;
form.Controls.Add(propertyGrid);
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
int firstPropertyIndex = 1; // Index 0 corresponds to the category grid entry.
PropertyDescriptorGridEntry gridEntry =
(PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
var selectedGridEntry = propertyGridView.TestAccessor().SelectedGridEntry;
Assert.Equal(gridEntry.PropertyName, selectedGridEntry.PropertyName);
AccessibleObject selectedGridEntryAccessibleObject = gridEntry.AccessibilityObject;
gridEntry.InternalExpanded = false;
Assert.Equal(UiaCore.ExpandCollapseState.Collapsed, selectedGridEntryAccessibleObject.ExpandCollapseState);
gridEntry.InternalExpanded = true;
Assert.Equal(UiaCore.ExpandCollapseState.Expanded, selectedGridEntryAccessibleObject.ExpandCollapseState);
}
public void PropertyDescriptorGridEntryAccessibleObject_ExpandCollapseState_reflects_ExpandablePropertyState()
{
using PropertyGrid propertyGrid = new PropertyGrid();
TestEntity testEntity = new TestEntity();
testEntity.SizeProperty = Size.Empty;
propertyGrid.SelectedObject = testEntity;
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
Type propertyGridViewType = typeof(PropertyGridView);
FieldInfo[] propertyGridViewFields = propertyGridViewType.GetFields(
BindingFlags.NonPublic |
BindingFlags.Instance);
int firstPropertyIndex = 1; // Index 0 corresponds to the category grid entry.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
FieldInfo selectedGridEntryField = propertyGridViewFields.First(f => f.Name == "selectedGridEntry");
PropertyDescriptorGridEntry selectedGridEntry = selectedGridEntryField.GetValue(propertyGridView) as PropertyDescriptorGridEntry;
Assert.Equal(gridEntry.PropertyName, selectedGridEntry.PropertyName);
AccessibleObject selectedGridEntryAccessibleObject = gridEntry.AccessibilityObject;
gridEntry.InternalExpanded = false;
Assert.Equal(UiaCore.ExpandCollapseState.Collapsed, selectedGridEntryAccessibleObject.ExpandCollapseState);
gridEntry.InternalExpanded = true;
Assert.Equal(UiaCore.ExpandCollapseState.Expanded, selectedGridEntryAccessibleObject.ExpandCollapseState);
}
public void DropDownHolder_AccessibilityObject_ReturnsExpected()
{
using PropertyGrid propertyGrid = new();
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
using PropertyGridView.DropDownHolder ownerControl = new(propertyGridView);
Control.ControlAccessibleObject accessibilityObject = ownerControl.AccessibilityObject as Control.ControlAccessibleObject;
Assert.Equal(ownerControl, accessibilityObject.Owner);
Assert.Equal(SR.PropertyGridViewDropDownControlHolderAccessibleName,
accessibilityObject.GetPropertyValue(UiaCore.UIA.NamePropertyId));
AccessibleObject selectedGridEntryAccessibleObject = null;
Assert.Equal(selectedGridEntryAccessibleObject, accessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.Parent));
PropertyDescriptor property = TypeDescriptor.GetProperties(typeof(PropertyGrid))[0];
PropertyDescriptorGridEntry gridEntry = new PropertyDescriptorGridEntry(propertyGrid, null, property, false);
propertyGridView.TestAccessor().Dynamic._selectedGridEntry = gridEntry;
ownerControl.Visible = true;
selectedGridEntryAccessibleObject = gridEntry.AccessibilityObject;
Assert.Equal(selectedGridEntryAccessibleObject, accessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.Parent));
Assert.Equal(propertyGridView.AccessibilityObject, accessibilityObject.FragmentRoot);
}
public void PropertyDescriptorGridEntryAccessibleObject_ExpandCollapseState_reflects_ExpandablePropertyState()
{
using Form form = new Form();
using PropertyGrid propertyGrid = new PropertyGrid();
var testEntity = new TestEntity();
testEntity.FontProperty = new Font(FontFamily.GenericSansSerif, 1);
propertyGrid.SelectedObject = testEntity;
form.Controls.Add(propertyGrid);
Type propertyGridType = typeof(PropertyGrid);
FieldInfo[] fields = propertyGridType.GetFields(
BindingFlags.NonPublic |
BindingFlags.Instance);
FieldInfo gridViewField = fields.First(f => f.Name == "gridView");
PropertyGridView propertyGridView = gridViewField.GetValue(propertyGrid) as PropertyGridView;
Type propertyGridViewType = typeof(PropertyGridView);
FieldInfo[] propertyGridViewFields = propertyGridViewType.GetFields(
BindingFlags.NonPublic |
BindingFlags.Instance);
int firstPropertyIndex = 1; // Index 0 corresponds to the category grid entry.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
FieldInfo selectedGridEntryField = propertyGridViewFields.First(f => f.Name == "selectedGridEntry");
var selectedGridEntry = selectedGridEntryField.GetValue(propertyGridView) as PropertyDescriptorGridEntry;
Assert.Equal(gridEntry.PropertyName, selectedGridEntry.PropertyName);
AccessibleObject selectedGridEntryAccessibleObject = gridEntry.AccessibilityObject;
gridEntry.InternalExpanded = false;
Assert.Equal(UiaCore.ExpandCollapseState.Collapsed, selectedGridEntryAccessibleObject.ExpandCollapseState);
gridEntry.InternalExpanded = true;
Assert.Equal(UiaCore.ExpandCollapseState.Expanded, selectedGridEntryAccessibleObject.ExpandCollapseState);
}
public void GridViewTextBoxAccessibleObject_RuntimeId_ReturnsNull()
{
using PropertyGrid propertyGrid = new() { SelectedObject = new TestEntityWithTextField()
{
TextProperty = "Test"
} };
PropertyGridView propertyGridView = propertyGrid.TestAccessor().GridView;
int firstPropertyIndex = 1; // Index 0 corresponds to the category grid entry.
PropertyDescriptorGridEntry gridEntry = (PropertyDescriptorGridEntry)propertyGridView.AccessibilityGetGridEntries()[firstPropertyIndex];
// 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 editFieldAccessibleObject = (AccessibleObject)gridEntry.AccessibilityObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild);
propertyGridView.TestAccessor().Dynamic._selectedGridEntry = null;
Assert.NotNull(editFieldAccessibleObject.RuntimeId);
}
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);
}