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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.ComponentModel;
using System.Drawing;
using Point = System.Drawing.Point;
using Size = System.Drawing.Size;
namespace System.Windows.Forms.Tests;
public class MenuStripTests
{
[WinFormsFact]
public void MenuStrip_Ctor_Default()
{
using SubMenuStrip control = new();
Assert.Null(control.AccessibleDefaultActionDescription);
Assert.Null(control.AccessibleDescription);
Assert.Null(control.AccessibleName);
Assert.Equal(AccessibleRole.Default, control.AccessibleRole);
Assert.False(control.AllowDrop);
Assert.False(control.AllowItemReorder);
Assert.True(control.AllowMerge);
Assert.Equal(AnchorStyles.Top | AnchorStyles.Left, control.Anchor);
Assert.False(control.AutoScroll);
Assert.Equal(Size.Empty, control.AutoScrollMargin);
Assert.Equal(Size.Empty, control.AutoScrollMinSize);
Assert.Equal(Point.Empty, control.AutoScrollPosition);
Assert.True(control.AutoSize);
Assert.Equal(Control.DefaultBackColor, control.BackColor);
Assert.Null(control.BackgroundImage);
Assert.Equal(ImageLayout.Tile, control.BackgroundImageLayout);
Assert.Null(control.BindingContext);
Assert.Equal(24, control.Bottom);
Assert.Equal(new Rectangle(0, 0, 200, 24), control.Bounds);
Assert.True(control.CanEnableIme);
Assert.False(control.CanFocus);
Assert.False(control.CanOverflow);
Assert.True(control.CanRaiseEvents);
Assert.False(control.CanSelect);
Assert.False(control.Capture);
Assert.False(control.CausesValidation);
Assert.Equal(new Rectangle(0, 0, 200, 24), control.ClientRectangle);
Assert.Equal(new Size(200, 24), control.ClientSize);
Assert.Null(control.Container);
Assert.False(control.ContainsFocus);
Assert.Null(control.ContextMenuStrip);
Assert.Empty(control.Controls);
Assert.Same(control.Controls, control.Controls);
Assert.False(control.Created);
Assert.Same(Cursors.Default, control.Cursor);
Assert.Same(Cursors.Default, control.DefaultCursor);
Assert.Equal(DockStyle.Top, control.DefaultDock);
Assert.Equal(ToolStripDropDownDirection.BelowRight, control.DefaultDropDownDirection);
Assert.Equal(ImeMode.Inherit, control.DefaultImeMode);
Assert.Equal(new Padding(2, 2, 0, 2), control.DefaultGripMargin);
Assert.Equal(Padding.Empty, control.DefaultMargin);
Assert.Equal(Size.Empty, control.DefaultMaximumSize);
Assert.Equal(Size.Empty, control.DefaultMinimumSize);
Assert.Equal(new Padding(6, 2, 0, 2), control.DefaultPadding);
Assert.Equal(new Size(200, 24), control.DefaultSize);
Assert.False(control.DefaultShowItemToolTips);
Assert.False(control.DesignMode);
Assert.Empty(control.DisplayedItems);
Assert.Same(control.DisplayedItems, control.DisplayedItems);
Assert.Equal(new Rectangle(6, 2, 194, 20), control.DisplayRectangle);
Assert.Equal(DockStyle.Top, control.Dock);
Assert.NotNull(control.DockPadding);
Assert.Same(control.DockPadding, control.DockPadding);
Assert.Equal(2, control.DockPadding.Top);
Assert.Equal(2, control.DockPadding.Bottom);
Assert.Equal(6, control.DockPadding.Left);
Assert.Equal(0, control.DockPadding.Right);
Assert.True(control.DoubleBuffered);
Assert.True(control.Enabled);
Assert.NotNull(control.Events);
Assert.Same(control.Events, control.Events);
Assert.False(control.Focused);
Assert.Equal(Control.DefaultFont, control.Font);
Assert.Equal(control.Font.Height, control.FontHeight);
Assert.Equal(Control.DefaultForeColor, control.ForeColor);
Assert.Equal(ToolStripGripStyle.Hidden, control.GripStyle);
Assert.Equal(ToolStripGripDisplayStyle.Vertical, control.GripDisplayStyle);
Assert.Equal(new Padding(2, 2, 0, 2), control.GripMargin);
Assert.Equal(Rectangle.Empty, control.GripRectangle);
Assert.False(control.HasChildren);
Assert.Equal(24, control.Height);
Assert.NotNull(control.HorizontalScroll);
Assert.Same(control.HorizontalScroll, control.HorizontalScroll);
Assert.False(control.HScroll);
Assert.Null(control.ImageList);
Assert.Equal(new Size(16, 16), control.ImageScalingSize);
Assert.Equal(ImeMode.NoControl, control.ImeMode);
Assert.Equal(ImeMode.NoControl, control.ImeModeBase);
Assert.False(control.IsAccessible);
Assert.False(control.IsCurrentlyDragging);
Assert.False(control.IsDropDown);
Assert.False(control.IsMirrored);
Assert.Empty(control.Items);
Assert.Same(control.Items, control.Items);
Assert.NotNull(control.LayoutEngine);
Assert.Same(control.LayoutEngine, control.LayoutEngine);
Assert.Null(control.LayoutSettings);
Assert.Equal(ToolStripLayoutStyle.HorizontalStackWithOverflow, control.LayoutStyle);
Assert.Equal(0, control.Left);
Assert.Equal(Point.Empty, control.Location);
Assert.Equal(Padding.Empty, control.Margin);
Assert.Equal(Size.Empty, control.MaximumSize);
Assert.Equal(new Size(194, 20), control.MaxItemSize);
Assert.Null(control.MdiWindowListItem);
Assert.Equal(Size.Empty, control.MinimumSize);
Assert.Equal(Orientation.Horizontal, control.Orientation);
Assert.NotNull(control.OverflowButton);
Assert.Same(control.OverflowButton, control.OverflowButton);
Assert.Same(control, control.OverflowButton.GetCurrentParent());
Assert.Equal(new Padding(6, 2, 0, 2), control.Padding);
Assert.Null(control.Parent);
Assert.True(control.PreferredSize.Width > 0);
Assert.True(control.PreferredSize.Height > 0);
Assert.Equal("Microsoft\u00AE .NET", control.ProductName);
Assert.False(control.RecreatingHandle);
Assert.Null(control.Region);
Assert.NotNull(control.Renderer);
Assert.Same(control.Renderer, control.Renderer);
Assert.IsType<ToolStripProfessionalRenderer>(control.Renderer);
Assert.Equal(ToolStripRenderMode.ManagerRenderMode, control.RenderMode);
Assert.False(control.ResizeRedraw);
Assert.Equal(200, control.Right);
Assert.Equal(RightToLeft.No, control.RightToLeft);
Assert.True(control.ShowFocusCues);
Assert.False(control.ShowItemToolTips);
Assert.True(control.ShowKeyboardCues);
Assert.Null(control.Site);
Assert.Equal(new Size(200, 24), control.Size);
Assert.True(control.Stretch);
Assert.Equal(0, control.TabIndex);
Assert.False(control.TabStop);
Assert.Empty(control.Text);
Assert.Equal(ToolStripTextDirection.Horizontal, control.TextDirection);
Assert.Equal(0, control.Top);
Assert.Null(control.TopLevelControl);
Assert.False(control.UseWaitCursor);
Assert.NotNull(control.VerticalScroll);
Assert.Same(control.VerticalScroll, control.VerticalScroll);
Assert.True(control.Visible);
Assert.False(control.VScroll);
Assert.Equal(200, control.Width);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void MenuStrip_CanOverflow_Set_GetReturnsExpected(bool value)
{
using MenuStrip control = new();
int layoutCallCount = 0;
control.Layout += (sender, e) => layoutCallCount++;
control.CanOverflow = value;
Assert.Equal(value, control.CanOverflow);
Assert.Equal(0, layoutCallCount);
Assert.False(control.IsHandleCreated);
// Set same.
control.CanOverflow = value;
Assert.Equal(value, control.CanOverflow);
Assert.Equal(0, layoutCallCount);
Assert.False(control.IsHandleCreated);
// Set different.
control.CanOverflow = !value;
Assert.Equal(!value, control.CanOverflow);
Assert.Equal(0, layoutCallCount);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(true, 1)]
[InlineData(false, 0)]
public void MenuStrip_CanOverflow_SetWithHandle_GetReturnsExpected(bool value, int expectedLayoutCallCount)
{
using MenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
int layoutCallCount = 0;
control.Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Null(e.AffectedProperty);
layoutCallCount++;
};
control.CanOverflow = value;
Assert.Equal(value, control.CanOverflow);
Assert.Equal(expectedLayoutCallCount, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedLayoutCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Set same.
control.CanOverflow = value;
Assert.Equal(value, control.CanOverflow);
Assert.Equal(expectedLayoutCallCount, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedLayoutCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Set different.
control.CanOverflow = !value;
Assert.Equal(!value, control.CanOverflow);
Assert.Equal(expectedLayoutCallCount + 1, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedLayoutCallCount + 1, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void MenuStrip_DefaultPadding_GetVisibleGrip_ReturnsExpected()
{
using SubMenuStrip control = new()
{
GripStyle = ToolStripGripStyle.Visible
};
Assert.Equal(new Padding(3, 2, 0, 2), control.DefaultPadding);
}
[WinFormsTheory]
[InlineData(ToolStripGripStyle.Hidden, 0)]
[InlineData(ToolStripGripStyle.Visible, 1)]
public void MenuStrip_GripStyle_Set_GetReturnsExpected(ToolStripGripStyle value, int expectedLayoutCallCount)
{
using MenuStrip control = new();
int layoutCallCount = 0;
control.Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Equal("GripStyle", e.AffectedProperty);
layoutCallCount++;
};
control.GripStyle = value;
Assert.Equal(value, control.GripStyle);
Assert.Equal(expectedLayoutCallCount, layoutCallCount);
Assert.False(control.IsHandleCreated);
// Set same.
control.GripStyle = value;
Assert.Equal(value, control.GripStyle);
Assert.Equal(expectedLayoutCallCount, layoutCallCount);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(ToolStripGripStyle.Hidden, 0)]
[InlineData(ToolStripGripStyle.Visible, 1)]
public void MenuStrip_GripStyle_SetWithHandle_GetReturnsExpected(ToolStripGripStyle value, int expectedLayoutCallCount)
{
using MenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
int layoutCallCount = 0;
control.Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Equal("GripStyle", e.AffectedProperty);
layoutCallCount++;
};
control.GripStyle = value;
Assert.Equal(value, control.GripStyle);
Assert.Equal(expectedLayoutCallCount, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedLayoutCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Set same.
control.GripStyle = value;
Assert.Equal(value, control.GripStyle);
Assert.Equal(expectedLayoutCallCount, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedLayoutCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public static IEnumerable<object[]> MdiWindowListItem_Set_TestData()
{
yield return new object[] { null };
yield return new object[] { new ToolStripMenuItem() };
}
[WinFormsTheory]
[MemberData(nameof(MdiWindowListItem_Set_TestData))]
public void MenuStrip_MdiWindowListItem_Set_GetReturnsExpected(ToolStripMenuItem value)
{
using MenuStrip control = new()
{
MdiWindowListItem = value
};
Assert.Same(value, control.MdiWindowListItem);
Assert.False(control.IsHandleCreated);
// Set same.
control.MdiWindowListItem = value;
Assert.Same(value, control.MdiWindowListItem);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void MenuStrip_ShowItemToolTips_Set_GetReturnsExpected(bool value)
{
using MenuStrip control = new()
{
ShowItemToolTips = value
};
Assert.Equal(value, control.ShowItemToolTips);
Assert.False(control.IsHandleCreated);
// Set same.
control.ShowItemToolTips = value;
Assert.Equal(value, control.ShowItemToolTips);
Assert.False(control.IsHandleCreated);
// Set different.
control.ShowItemToolTips = !value;
Assert.Equal(!value, control.ShowItemToolTips);
Assert.Equal(!value, control.OverflowButton.DropDown.ShowItemToolTips);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void MenuStrip_Stretch_Set_GetReturnsExpected(bool value)
{
using ToolStrip control = new()
{
Stretch = value
};
Assert.Equal(value, control.Stretch);
Assert.False(control.IsHandleCreated);
// Set same.
control.Stretch = value;
Assert.Equal(value, control.Stretch);
Assert.False(control.IsHandleCreated);
// Set different.
control.Stretch = value;
Assert.Equal(value, control.Stretch);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void MenuStrip_Stretch_SetWithHandle_GetReturnsExpected(bool value)
{
using MenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
control.Stretch = value;
Assert.Equal(value, control.Stretch);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Set same.
control.Stretch = value;
Assert.Equal(value, control.Stretch);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Set different.
control.Stretch = value;
Assert.Equal(value, control.Stretch);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void MenuStrip_CreateAccessibilityInstance_Invoke_ReturnsExpected()
{
using SubMenuStrip control = new();
ToolStrip.ToolStripAccessibleObject instance = Assert.IsAssignableFrom<ToolStrip.ToolStripAccessibleObject>(control.CreateAccessibilityInstance());
Assert.NotNull(instance);
Assert.Same(control, instance.Owner);
Assert.Equal(AccessibleRole.MenuBar, instance.Role);
Assert.NotSame(control.CreateAccessibilityInstance(), instance);
Assert.NotSame(control.AccessibilityObject, instance);
}
[WinFormsFact]
public void MenuStrip_CreateAccessibilityInstance_InvokeWithCustomRole_ReturnsExpected()
{
using SubMenuStrip control = new()
{
AccessibleRole = AccessibleRole.HelpBalloon
};
ToolStrip.ToolStripAccessibleObject instance = Assert.IsAssignableFrom<ToolStrip.ToolStripAccessibleObject>(control.CreateAccessibilityInstance());
Assert.NotNull(instance);
Assert.Same(control, instance.Owner);
Assert.Equal(AccessibleRole.HelpBalloon, instance.Role);
Assert.NotSame(control.CreateAccessibilityInstance(), instance);
Assert.NotSame(control.AccessibilityObject, instance);
}
public static IEnumerable<object[]> CreateDefaultItem_Button_TestData()
{
EventHandler onClick = (sender, e) => { };
yield return new object[] { null, null, null };
yield return new object[] { string.Empty, new Bitmap(10, 10), onClick };
yield return new object[] { "text", new Bitmap(10, 10), onClick };
}
[WinFormsTheory]
[MemberData(nameof(CreateDefaultItem_Button_TestData))]
public void MenuStrip_CreateDefaultItem_InvokeButton_Success(string text, Image image, EventHandler onClick)
{
using SubMenuStrip control = new();
ToolStripMenuItem item = Assert.IsType<ToolStripMenuItem>(control.CreateDefaultItem(text, image, onClick));
Assert.Equal(text, item.Text);
Assert.Same(image, item.Image);
}
public static IEnumerable<object[]> CreateDefaultItem_Separator_TestData()
{
EventHandler onClick = (sender, e) => { };
yield return new object[] { null, null };
yield return new object[] { new Bitmap(10, 10), onClick };
}
[WinFormsTheory]
[MemberData(nameof(CreateDefaultItem_Separator_TestData))]
public void MenuStrip_CreateDefaultItem_InvokeSeparator_Success(Image image, EventHandler onClick)
{
using SubMenuStrip control = new();
ToolStripSeparator separator = Assert.IsType<ToolStripSeparator>(control.CreateDefaultItem("-", image, onClick));
Assert.Empty(separator.Text);
Assert.Null(separator.Image);
}
[WinFormsTheory]
[InlineData(null, 1)]
[InlineData("", 1)]
[InlineData("text", 1)]
[InlineData("-", 0)]
public void MenuStrip_CreateDefaultItem_PerformClick_Success(string text, int expectedCallCount)
{
int callCount = 0;
EventHandler onClick = (sender, e) => callCount++;
using SubMenuStrip control = new();
ToolStripItem item = Assert.IsAssignableFrom<ToolStripItem>(control.CreateDefaultItem(text, null, onClick));
item.PerformClick();
Assert.Equal(expectedCallCount, callCount);
}
[WinFormsFact]
public void MenuStrip_GetAutoSizeMode_Invoke_ReturnsExpected()
{
using SubMenuStrip control = new();
Assert.Equal(AutoSizeMode.GrowAndShrink, control.GetAutoSizeMode());
}
[WinFormsTheory]
[InlineData(0, true)]
[InlineData(SubMenuStrip.ScrollStateAutoScrolling, false)]
[InlineData(SubMenuStrip.ScrollStateFullDrag, false)]
[InlineData(SubMenuStrip.ScrollStateHScrollVisible, false)]
[InlineData(SubMenuStrip.ScrollStateUserHasScrolled, false)]
[InlineData(SubMenuStrip.ScrollStateVScrollVisible, false)]
[InlineData(int.MaxValue, false)]
[InlineData((-1), false)]
public void MenuStrip_GetScrollState_Invoke_ReturnsExpected(int bit, bool expected)
{
using SubMenuStrip control = new();
Assert.Equal(expected, control.GetScrollState(bit));
}
[WinFormsTheory]
[InlineData(ControlStyles.ContainerControl, true)]
[InlineData(ControlStyles.UserPaint, true)]
[InlineData(ControlStyles.Opaque, false)]
[InlineData(ControlStyles.ResizeRedraw, false)]
[InlineData(ControlStyles.FixedWidth, false)]
[InlineData(ControlStyles.FixedHeight, false)]
[InlineData(ControlStyles.StandardClick, true)]
[InlineData(ControlStyles.Selectable, false)]
[InlineData(ControlStyles.UserMouse, false)]
[InlineData(ControlStyles.SupportsTransparentBackColor, true)]
[InlineData(ControlStyles.StandardDoubleClick, true)]
[InlineData(ControlStyles.AllPaintingInWmPaint, true)]
[InlineData(ControlStyles.CacheText, false)]
[InlineData(ControlStyles.EnableNotifyMessage, false)]
[InlineData(ControlStyles.DoubleBuffer, false)]
[InlineData(ControlStyles.OptimizedDoubleBuffer, true)]
[InlineData(ControlStyles.UseTextForAccessibility, true)]
[InlineData((ControlStyles)0, true)]
[InlineData((ControlStyles)int.MaxValue, false)]
[InlineData((ControlStyles)(-1), false)]
public void MenuStrip_GetStyle_Invoke_ReturnsExpected(ControlStyles flag, bool expected)
{
using SubMenuStrip control = new();
Assert.Equal(expected, control.GetStyle(flag));
// Call again to test caching.
Assert.Equal(expected, control.GetStyle(flag));
}
[WinFormsFact]
public void MenuStrip_GetTopLevel_Invoke_ReturnsExpected()
{
using SubMenuStrip control = new();
Assert.False(control.GetTopLevel());
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void MenuStrip_OnMenuActivate_Invoke_CallsMenuActivate(EventArgs eventArgs)
{
using SubMenuStrip control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.MenuActivate += handler;
control.OnMenuActivate(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.MenuActivate -= handler;
control.OnMenuActivate(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void MenuStrip_OnMenuActivate_InvokeWithHandle_CallsMenuActivate(EventArgs eventArgs)
{
using SubMenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.MenuActivate += handler;
control.OnMenuActivate(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Remove handler.
control.MenuActivate -= handler;
control.OnMenuActivate(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void MenuStrip_OnMenuDeactivate_Invoke_CallsMenuDeactivate(EventArgs eventArgs)
{
using SubMenuStrip control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.MenuDeactivate += handler;
control.OnMenuDeactivate(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.MenuDeactivate -= handler;
control.OnMenuDeactivate(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void MenuStrip_OnMenuDeactivate_InvokeWithHandle_CallsMenuDeactivate(EventArgs eventArgs)
{
using SubMenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.MenuDeactivate += handler;
control.OnMenuDeactivate(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Remove handler.
control.MenuDeactivate -= handler;
control.OnMenuDeactivate(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[InlineData(Keys.A)]
public void MenuStirp_ProcessCmdKey_InvokeWithoutParent_ReturnsFalse(Keys keyData)
{
using SubMenuStrip control = new();
Message m = new();
Assert.False(control.ProcessCmdKey(ref m, keyData));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(Keys.A)]
[InlineData(Keys.Space)]
[InlineData(Keys.Control)]
[InlineData(Keys.Tab)]
[InlineData(Keys.Control & Keys.Tab)]
public void MenuStirp_ProcessCmdKey_InvokeWithParent_ReturnsFalse(Keys keyData)
{
using Control parent = new();
using SubMenuStrip control = new()
{
Parent = parent
};
Message msg = new();
Assert.False(control.ProcessCmdKey(ref msg, keyData));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(Keys.A, true)]
[InlineData(Keys.A, false)]
[InlineData(Keys.Space, true)]
[InlineData(Keys.Space, false)]
[InlineData(Keys.Control, true)]
[InlineData(Keys.Control, false)]
[InlineData(Keys.Tab, true)]
[InlineData(Keys.Tab, false)]
[InlineData(Keys.Control & Keys.Tab, true)]
[InlineData(Keys.Control & Keys.Tab, false)]
public void MenuStirp_ProcessCmdKey_InvokeWithCustomParent_ReturnsExpected(Keys keyData, bool result)
{
using SubMenuStrip control = new();
Message msg = new()
{
Msg = 1
};
int callCount = 0;
bool action(Message actualMsg, Keys actualKeyData)
{
Assert.Equal(1, actualMsg.Msg);
Assert.Equal(keyData, actualKeyData);
callCount++;
return result;
}
using CustomProcessControl parent = new()
{
ProcessCmdKeyAction = action
};
control.Parent = parent;
Assert.Equal(result, control.ProcessCmdKey(ref msg, keyData));
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
}
[ActiveIssue("https://github.com/dotnet/winforms/issues/11560")]
[WinFormsFact]
[SkipOnArchitecture(TestArchitectures.X64,
"Flaky tests, see: https://github.com/dotnet/winforms/issues/11560")]
public void MenuStrip_WndProc_InvokeMouseActivate_Success()
{
using SubMenuStrip control = new();
Message m = new()
{
Msg = (int)PInvoke.WM_MOUSEACTIVATE,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(IntPtr.Zero, m.Result);
Assert.True(control.IsHandleCreated);
}
[ActiveIssue("https://github.com/dotnet/winforms/issues/11561")]
[WinFormsFact]
[SkipOnArchitecture(TestArchitectures.X64,
"Flaky tests, see: https://github.com/dotnet/winforms/issues/11561")]
public void MenuStrip_WndProc_InvokeMouseActivateWithHandle_Success()
{
using SubMenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Message m = new()
{
Msg = (int)PInvoke.WM_MOUSEACTIVATE,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(IntPtr.Zero, m.Result);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void MenuStrip_WndProc_InvokeMouseHoverWithHandle_Success()
{
using SubMenuStrip control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
int callCount = 0;
control.MouseHover += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
callCount++;
};
Message m = new()
{
Msg = (int)PInvoke.WM_MOUSEHOVER,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(IntPtr.Zero, m.Result);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
private class CustomProcessControl : Control
{
public Func<Message, Keys, bool> ProcessCmdKeyAction { get; set; }
protected override bool ProcessCmdKey(ref Message msg, Keys keyData) => ProcessCmdKeyAction(msg, keyData);
public Func<char, bool> ProcessDialogCharAction { get; set; }
protected override bool ProcessDialogChar(char charCode) => ProcessDialogCharAction(charCode);
}
private class SubMenuStrip : MenuStrip
{
public new const int ScrollStateAutoScrolling = ScrollableControl.ScrollStateAutoScrolling;
public new const int ScrollStateHScrollVisible = ScrollableControl.ScrollStateHScrollVisible;
public new const int ScrollStateVScrollVisible = ScrollableControl.ScrollStateVScrollVisible;
public new const int ScrollStateUserHasScrolled = ScrollableControl.ScrollStateUserHasScrolled;
public new const int ScrollStateFullDrag = ScrollableControl.ScrollStateFullDrag;
public SubMenuStrip() : base()
{
}
public new bool CanEnableIme => base.CanEnableIme;
public new bool CanRaiseEvents => base.CanRaiseEvents;
public new CreateParams CreateParams => base.CreateParams;
public new Cursor DefaultCursor => base.DefaultCursor;
public new DockStyle DefaultDock => base.DefaultDock;
public new Padding DefaultGripMargin => base.DefaultGripMargin;
public new ImeMode DefaultImeMode => base.DefaultImeMode;
public new Padding DefaultMargin => base.DefaultMargin;
public new Size DefaultMaximumSize => base.DefaultMaximumSize;
public new Size DefaultMinimumSize => base.DefaultMinimumSize;
public new Padding DefaultPadding => base.DefaultPadding;
public new Size DefaultSize => base.DefaultSize;
public new bool DefaultShowItemToolTips => base.DefaultShowItemToolTips;
public new bool DesignMode => base.DesignMode;
public new ToolStripItemCollection DisplayedItems => base.DisplayedItems;
public new bool DoubleBuffered
{
get => base.DoubleBuffered;
set => base.DoubleBuffered = value;
}
public new EventHandlerList Events => base.Events;
public new int FontHeight
{
get => base.FontHeight;
set => base.FontHeight = value;
}
public new ImeMode ImeModeBase
{
get => base.ImeModeBase;
set => base.ImeModeBase = value;
}
public new bool HScroll
{
get => base.HScroll;
set => base.HScroll = value;
}
public new Size MaxItemSize => base.MaxItemSize;
public new bool ResizeRedraw
{
get => base.ResizeRedraw;
set => base.ResizeRedraw = value;
}
public new bool ShowFocusCues => base.ShowFocusCues;
public new bool ShowKeyboardCues => base.ShowKeyboardCues;
public new bool VScroll
{
get => base.VScroll;
set => base.VScroll = value;
}
public new AccessibleObject CreateAccessibilityInstance() => base.CreateAccessibilityInstance();
public new ToolStripItem CreateDefaultItem(string text, Image image, EventHandler onClick) => base.CreateDefaultItem(text, image, onClick);
public new LayoutSettings CreateLayoutSettings(ToolStripLayoutStyle layoutStyle) => base.CreateLayoutSettings(layoutStyle);
public new void Dispose(bool disposing) => base.Dispose(disposing);
public new AutoSizeMode GetAutoSizeMode() => base.GetAutoSizeMode();
public new bool GetScrollState(int bit) => base.GetScrollState(bit);
public new bool GetStyle(ControlStyles flag) => base.GetStyle(flag);
public new bool GetTopLevel() => base.GetTopLevel();
public new void OnMenuActivate(EventArgs e) => base.OnMenuActivate(e);
public new void OnMenuDeactivate(EventArgs e) => base.OnMenuDeactivate(e);
public new bool ProcessCmdKey(ref Message m, Keys keyData) => base.ProcessCmdKey(ref m, keyData);
public new void SetStyle(ControlStyles flag, bool value) => base.SetStyle(flag, value);
public new void WndProc(ref Message m) => base.WndProc(ref m);
}
}
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