188public override SelectionMode SelectionMode 195if (value is not SelectionMode.One and not SelectionMode.None) 581Color backColor = (SelectionMode != SelectionMode.None) ? e.BackColor : BackColor; 582Color foreColor = (SelectionMode != SelectionMode.None) ? e.ForeColor : ForeColor; 594if (SelectionMode != SelectionMode.None && (e.State & DrawItemState.Selected) == DrawItemState.Selected) 717Color backColor = (SelectionMode != SelectionMode.None) ? e.BackColor : BackColor; 728Color foreColor = (SelectionMode != SelectionMode.None) ? e.ForeColor : ForeColor; 777if (e.KeyChar == ' ' && SelectionMode != SelectionMode.None)

37=> this.IsOwnerHandleCreated(out ListBox? owner) && owner.SelectionMode != SelectionMode.None; 41&& owner.SelectionMode != SelectionMode.One 42&& owner.SelectionMode != SelectionMode.None;

69private SelectionMode _selectionMode = SelectionMode.One; 71private SelectionMode _cachedSelectionMode = SelectionMode.One; 311case SelectionMode.None: 314case SelectionMode.MultiSimple: 317case SelectionMode.MultiExtended: 320case SelectionMode.One: 810return _selectionMode != SelectionMode.None; 830SelectionMode current = (_selectionModeChanging) ? _cachedSelectionMode : _selectionMode; 832if (current == SelectionMode.None) 837if (current == SelectionMode.One && IsHandleCreated) 854if (_selectionMode == SelectionMode.None) 859if (_selectionMode == SelectionMode.One && value != -1) 989[DefaultValue(SelectionMode.One)] 991public virtual SelectionMode SelectionMode 1062if (SelectionMode != SelectionMode.None && SelectedItem is not null) 1084if (SelectionMode != SelectionMode.None && value is not null && (SelectedItem is null || !value.Equals(GetItemText(SelectedItem)))) 1635Debug.Assert(_selectionMode != SelectionMode.None, "Guard against setting selection for None selection mode outside this code."); 1637if (_selectionMode == SelectionMode.One) 1665case SelectionMode.One: 1674case SelectionMode.MultiSimple: 1675case SelectionMode.MultiExtended: 1784if (_selectionMode != SelectionMode.None) 1793if (_selectedItems.Count > 0 && _selectionMode == SelectionMode.One) 1937if (SelectionMode != SelectionMode.None && DataManager is not null) 2007if (SelectionMode != SelectionMode.None) 2149if (_selectionMode == SelectionMode.None)

186|| _owningListBox.SelectionMode == SelectionMode.None 187|| _owningListBox.SelectionMode == SelectionMode.One

38SelectionMode current = _owner._selectionModeChanging ? _owner._cachedSelectionMode : _owner._selectionMode; 41case SelectionMode.None: 44case SelectionMode.One: 53case SelectionMode.MultiSimple: 54case SelectionMode.MultiExtended:

430_listBox.SelectionMode = (CanSelectMultipleInstances() ? SelectionMode.MultiExtended : SelectionMode.One);

92[InlineData(SelectionMode.None)] 93[InlineData(SelectionMode.One)] 94public void CheckedListBox_SelectionModeGetSet(SelectionMode expected) 105[InlineData(SelectionMode.MultiSimple)] 106[InlineData(SelectionMode.MultiExtended)] 107public void CheckedListBox_SelectionModeGetSetInvalidFromEnum(SelectionMode expected) 115[InvalidEnumData<SelectionMode>] 116public void CheckedListBox_SelectionMode_SetInvalidValue_ThrowsInvalidEnumArgumentException(SelectionMode value)

160[InlineData(SelectionMode.One, true)] 161[InlineData(SelectionMode.None, false)] 162[InlineData(SelectionMode.MultiSimple, true)] 163[InlineData(SelectionMode.MultiExtended, true)] 164public unsafe void ListBoxItemAccessibleObject_GetPropertyValue_IsSelectionRequired(SelectionMode mode, bool expected) 181[InlineData(SelectionMode.One, false)] 182[InlineData(SelectionMode.None, false)] 183[InlineData(SelectionMode.MultiSimple, true)] 184[InlineData(SelectionMode.MultiExtended, true)] 185public unsafe void ListBoxItemAccessibleObject_GetPropertyValue_CanSelectMultiple(SelectionMode mode, bool expected) 205listBox.SelectionMode = SelectionMode.MultiSimple; 314using ListBox listBox = new() { SelectionMode = multipleSelection ? SelectionMode.MultiExtended : SelectionMode.One };

764[InlineData(SelectionMode.MultiExtended)] 765[InlineData(SelectionMode.MultiSimple)] 766public void ListBoxObjectCollection_Item_SetWithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 833[InlineData(SelectionMode.MultiExtended)] 834[InlineData(SelectionMode.MultiSimple)] 835public void ListBoxObjectCollection_Item_SetWithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 1046[InlineData(SelectionMode.MultiExtended)] 1047[InlineData(SelectionMode.MultiSimple)] 1048public void ListBoxObjectCollection_Item_SetWithMultipleSelectedItemsNotSortedWithHandle_Success(SelectionMode selectionMode) 1145[InlineData(SelectionMode.MultiExtended)] 1146[InlineData(SelectionMode.MultiSimple)] 1147public void ListBoxObjectCollection_Item_SetWithMultipleSelectedItemsSortedWithHandle_Success(SelectionMode selectionMode) 1850[InlineData(SelectionMode.MultiExtended)] 1851[InlineData(SelectionMode.MultiSimple)] 1852public void ListBoxObjectCollection_Add_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 1894[InlineData(SelectionMode.MultiExtended)] 1895[InlineData(SelectionMode.MultiSimple)] 1896public void ListBoxObjectCollection_Add_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 2022[InlineData(SelectionMode.MultiExtended)] 2023[InlineData(SelectionMode.MultiSimple)] 2024public void ListBoxObjectCollection_Add_WithMultipleSelectedItemsNotSortedWithHandle_Succes(SelectionMode selectionMode) 2082[InlineData(SelectionMode.MultiExtended)] 2083[InlineData(SelectionMode.MultiSimple)] 2084public void ListBoxObjectCollection_Add_WithMultipleSelectedItemsSortedWithHandle_Succes(SelectionMode selectionMode) 2591[InlineData(SelectionMode.MultiExtended)] 2592[InlineData(SelectionMode.MultiSimple)] 2593public void ListBoxObjectCollection_AddRange_ObjectArrayWithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 2626[InlineData(SelectionMode.MultiExtended)] 2627[InlineData(SelectionMode.MultiSimple)] 2628public void ListBoxObjectCollection_AddRange_ObjectArrayWithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 2744[InlineData(SelectionMode.MultiExtended)] 2745[InlineData(SelectionMode.MultiSimple)] 2746public void ListBoxObjectCollection_AddRange_ObjectArrayWithMultipleSelectedItemsNotSortedWithHandle_Succes(SelectionMode selectionMode) 2792[InlineData(SelectionMode.MultiExtended)] 2793[InlineData(SelectionMode.MultiSimple)] 2794public void ListBoxObjectCollection_AddRange_ObjectArrayWithMultipleSelectedItemsSortedWithHandle_Succes(SelectionMode selectionMode) 3295[InlineData(SelectionMode.MultiExtended)] 3296[InlineData(SelectionMode.MultiSimple)] 3297public void ListBoxObjectCollection_AddRange_ObjectCollectionWithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 3335[InlineData(SelectionMode.MultiExtended)] 3336[InlineData(SelectionMode.MultiSimple)] 3337public void ListBoxObjectCollection_AddRange_ObjectCollectionWithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 3468[InlineData(SelectionMode.MultiExtended)] 3469[InlineData(SelectionMode.MultiSimple)] 3470public void ListBoxObjectCollection_AddRange_ObjectCollectionWithMultipleSelectedItemsNotSortedWithHandle_Succes(SelectionMode selectionMode) 3521[InlineData(SelectionMode.MultiExtended)] 3522[InlineData(SelectionMode.MultiSimple)] 3523public void ListBoxObjectCollection_AddRange_ObjectCollectionWithMultipleSelectedItemsSortedWithHandle_Succes(SelectionMode selectionMode) 4667[InlineData(SelectionMode.MultiExtended)] 4668[InlineData(SelectionMode.MultiSimple)] 4669public void ListBoxObjectCollection_Insert_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 4711[InlineData(SelectionMode.MultiExtended)] 4712[InlineData(SelectionMode.MultiSimple)] 4713public void ListBoxObjectCollection_Insert_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 4837[InlineData(SelectionMode.MultiExtended)] 4838[InlineData(SelectionMode.MultiSimple)] 4839public void ListBoxObjectCollection_Insert_WithMultipleSelectedItemsNotSortedWithHandle_Succes(SelectionMode selectionMode) 4897[InlineData(SelectionMode.MultiExtended)] 4898[InlineData(SelectionMode.MultiSimple)] 4899public void ListBoxObjectCollection_Insert_WithMultipleSelectedItemsSortedWithHandle_Succes(SelectionMode selectionMode) 5617[InlineData(SelectionMode.MultiExtended)] 5618[InlineData(SelectionMode.MultiSimple)] 5619public void ListBoxObjectCollection_Remove_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 5669[InlineData(SelectionMode.MultiExtended)] 5670[InlineData(SelectionMode.MultiSimple)] 5671public void ListBoxObjectCollection_Remove_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 5842[InlineData(SelectionMode.MultiExtended)] 5843[InlineData(SelectionMode.MultiSimple)] 5844public void ListBoxObjectCollection_Remove_WithMultipleSelectedItemsNotSortedWithHandle_Success(SelectionMode selectionMode) 5910[InlineData(SelectionMode.MultiExtended)] 5911[InlineData(SelectionMode.MultiSimple)] 5912public void ListBoxObjectCollection_Remove_WithMultipleSelectedItemsSortedWithHandle_Success(SelectionMode selectionMode) 6472[InlineData(SelectionMode.MultiExtended)] 6473[InlineData(SelectionMode.MultiSimple)] 6474public void ListBoxObjectCollection_RemoveAt_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 6524[InlineData(SelectionMode.MultiExtended)] 6525[InlineData(SelectionMode.MultiSimple)] 6526public void ListBoxObjectCollection_RemoveAt_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 6697[InlineData(SelectionMode.MultiExtended)] 6698[InlineData(SelectionMode.MultiSimple)] 6699public void ListBoxObjectCollection_RemoveAt_WithMultipleSelectedItemsNotSortedWithHandle_Success(SelectionMode selectionMode) 6765[InlineData(SelectionMode.MultiExtended)] 6766[InlineData(SelectionMode.MultiSimple)] 6767public void ListBoxObjectCollection_RemoveAt_WithMultipleSelectedItemsSortedWithHandle_Success(SelectionMode selectionMode) 7569[InlineData(SelectionMode.MultiExtended)] 7570[InlineData(SelectionMode.MultiSimple)] 7571public void ListBoxObjectCollection_IListItem_SetWithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 7638[InlineData(SelectionMode.MultiExtended)] 7639[InlineData(SelectionMode.MultiSimple)] 7640public void ListBoxObjectCollection_IListItem_SetWithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 7851[InlineData(SelectionMode.MultiExtended)] 7852[InlineData(SelectionMode.MultiSimple)] 7853public void ListBoxObjectCollection_IListItem_SetWithMultipleSelectedItemsNotSortedWithHandle_Success(SelectionMode selectionMode) 7950[InlineData(SelectionMode.MultiExtended)] 7951[InlineData(SelectionMode.MultiSimple)] 7952public void ListBoxObjectCollection_IListItem_SetWithMultipleSelectedItemsSortedWithHandle_Success(SelectionMode selectionMode) 8655[InlineData(SelectionMode.MultiExtended)] 8656[InlineData(SelectionMode.MultiSimple)] 8657public void ListBoxObjectCollection_IListAdd_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 8699[InlineData(SelectionMode.MultiExtended)] 8700[InlineData(SelectionMode.MultiSimple)] 8701public void ListBoxObjectCollection_IListAdd_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 8827[InlineData(SelectionMode.MultiExtended)] 8828[InlineData(SelectionMode.MultiSimple)] 8829public void ListBoxObjectCollection_IListAdd_WithMultipleSelectedItemsNotSortedWithHandle_Succes(SelectionMode selectionMode) 8887[InlineData(SelectionMode.MultiExtended)] 8888[InlineData(SelectionMode.MultiSimple)] 8889public void ListBoxObjectCollection_IListAdd_WithMultipleSelectedItemsSortedWithHandle_Succes(SelectionMode selectionMode) 9989[InlineData(SelectionMode.MultiExtended)] 9990[InlineData(SelectionMode.MultiSimple)] 9991public void ListBoxObjectCollection_IListInsert_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 10033[InlineData(SelectionMode.MultiExtended)] 10034[InlineData(SelectionMode.MultiSimple)] 10035public void ListBoxObjectCollection_IListInsert_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 10159[InlineData(SelectionMode.MultiExtended)] 10160[InlineData(SelectionMode.MultiSimple)] 10161public void ListBoxObjectCollection_IListInsert_WithMultipleSelectedItemsNotSortedWithHandle_Succes(SelectionMode selectionMode) 10219[InlineData(SelectionMode.MultiExtended)] 10220[InlineData(SelectionMode.MultiSimple)] 10221public void ListBoxObjectCollection_IListInsert_WithMultipleSelectedItemsSortedWithHandle_Succes(SelectionMode selectionMode) 10939[InlineData(SelectionMode.MultiExtended)] 10940[InlineData(SelectionMode.MultiSimple)] 10941public void ListBoxObjectCollection_IListRemove_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 10991[InlineData(SelectionMode.MultiExtended)] 10992[InlineData(SelectionMode.MultiSimple)] 10993public void ListBoxObjectCollection_IListRemove_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 11164[InlineData(SelectionMode.MultiExtended)] 11165[InlineData(SelectionMode.MultiSimple)] 11166public void ListBoxObjectCollection_IListRemove_WithMultipleSelectedItemsNotSortedWithHandle_Success(SelectionMode selectionMode) 11232[InlineData(SelectionMode.MultiExtended)] 11233[InlineData(SelectionMode.MultiSimple)] 11234public void ListBoxObjectCollection_IListRemove_WithMultipleSelectedItemsSortedWithHandle_Success(SelectionMode selectionMode) 11794[InlineData(SelectionMode.MultiExtended)] 11795[InlineData(SelectionMode.MultiSimple)] 11796public void ListBoxObjectCollection_IListRemoveAt_WithMultipleSelectedItemsNotSorted_Success(SelectionMode selectionMode) 11846[InlineData(SelectionMode.MultiExtended)] 11847[InlineData(SelectionMode.MultiSimple)] 11848public void ListBoxObjectCollection_IListRemoveAt_WithMultipleSelectedItemsSorted_Success(SelectionMode selectionMode) 12019[InlineData(SelectionMode.MultiExtended)] 12020[InlineData(SelectionMode.MultiSimple)] 12021public void ListBoxObjectCollection_IListRemoveAt_WithMultipleSelectedItemsNotSortedWithHandle_Success(SelectionMode selectionMode) 12087[InlineData(SelectionMode.MultiExtended)] 12088[InlineData(SelectionMode.MultiSimple)] 12089public void ListBoxObjectCollection_IListRemoveAt_WithMultipleSelectedItemsSortedWithHandle_Success(SelectionMode selectionMode)

116Assert.Equal(SelectionMode.One, control.SelectionMode); 293[InlineData(SelectionMode.MultiExtended, 0x562108C1)] 294[InlineData(SelectionMode.MultiSimple, 0x562100C9)] 295[InlineData(SelectionMode.None, 0x562140C1)] 296[InlineData(SelectionMode.One, 0x562100C1)] 297public void ListBox_CreateParams_GetSelectionMode_ReturnsExpected(SelectionMode selectionMode, int expectedStyle) 2294[EnumData<SelectionMode>] 2295public void ListBox_SelectedIndex_GetEmptyWithHandle_ReturnsMinusOne(SelectionMode selectionMode) 2307[EnumData<SelectionMode>] 2308public void ListBox_SelectedIndex_GetNotEmptyWithHandle_ReturnsMinusOne(SelectionMode selectionMode) 2321[InlineData(SelectionMode.MultiExtended)] 2322[InlineData(SelectionMode.MultiSimple)] 2323[InlineData(SelectionMode.One)] 2324public void ListBox_SelectedIndex_SetEmpty_GetReturnsExpected(SelectionMode selectionMode) 2351SelectionMode = SelectionMode.One 2390[InlineData(SelectionMode.MultiExtended)] 2391[InlineData(SelectionMode.MultiSimple)] 2392public void ListBox_SelectedIndex_SetSelectionModeMultiple_GetReturnsExpected(SelectionMode selectionMode) 2494SelectionMode = SelectionMode.One 2552[InlineData(SelectionMode.MultiExtended)] 2553[InlineData(SelectionMode.MultiSimple)] 2554public void ListBox_SelectedIndex_SetSelectionModeMultipleWithHandle_GetReturnsExpected(SelectionMode selectionMode) 2621SelectionMode = SelectionMode.One 2642[InlineData(SelectionMode.MultiExtended)] 2643[InlineData(SelectionMode.MultiSimple)] 2644public void ListBox_SelectedIndex_GetCurSelMultiple_Success(SelectionMode selectionMode) 2676[InlineData(SelectionMode.One)] 2677[InlineData(SelectionMode.MultiExtended)] 2678[InlineData(SelectionMode.MultiSimple)] 2679public void ListBox_SelectedIndex_SetWithHandler_CallsSelectedIndexChanged(SelectionMode selectionMode) 2751SelectionMode = SelectionMode.None 2757[EnumData<SelectionMode>] 2758public void ListBox_SelectedItem_GetEmptyWithHandle_ReturnsNull(SelectionMode selectionMode) 2770[EnumData<SelectionMode>] 2771public void ListBox_SelectedItem_GetNotEmptyWithHandle_ReturnsNull(SelectionMode selectionMode) 2784[InlineData(SelectionMode.MultiExtended, null)] 2785[InlineData(SelectionMode.MultiSimple, null)] 2786[InlineData(SelectionMode.One, null)] 2787[InlineData(SelectionMode.MultiExtended, "item")] 2788[InlineData(SelectionMode.MultiSimple, "item")] 2789[InlineData(SelectionMode.One, "item")] 2790public void ListBox_SelectedItem_SetEmpty_GetReturnsExpected(SelectionMode selectionMode, string value) 2817SelectionMode = SelectionMode.One 2864[InlineData(SelectionMode.MultiExtended)] 2865[InlineData(SelectionMode.MultiSimple)] 2866public void ListBox_SelectedItem_SetSelectionModeMultiple_GetReturnsExpected(SelectionMode selectionMode) 2985SelectionMode = SelectionMode.One 3054[InlineData(SelectionMode.MultiExtended)] 3055[InlineData(SelectionMode.MultiSimple)] 3056public void ListBox_SelectedItem_SetSelectionModeMultipleWithHandle_GetReturnsExpected(SelectionMode selectionMode) 3134SelectionMode = SelectionMode.One 3159[InlineData(SelectionMode.MultiExtended)] 3160[InlineData(SelectionMode.MultiSimple)] 3161public void ListBox_SelectedItem_GetCurSelMultiple_Success(SelectionMode selectionMode) 3200[InlineData(SelectionMode.One)] 3201[InlineData(SelectionMode.MultiExtended)] 3202[InlineData(SelectionMode.MultiSimple)] 3203public void ListBox_SelectedItem_SetWithHandler_CallsSelectedIndexChanged(SelectionMode selectionMode) 3263SelectionMode = SelectionMode.None 3274SelectionMode = SelectionMode.None 3292SelectionMode = SelectionMode.MultiSimple 3356[EnumData<SelectionMode>] 3357public void ListBox_SelectionMode_SetEmpty_GetReturnsExpected(SelectionMode value) 3382foreach (SelectionMode selectionMode in Enum.GetValues(typeof(SelectionMode))) 3384foreach (SelectionMode value in Enum.GetValues(typeof(SelectionMode))) 3393public void ListBox_SelectionMode_SetEmptyWithCustomOldValue_GetReturnsExpected(SelectionMode selectionMode, SelectionMode value) 3419[InlineData(SelectionMode.MultiSimple)] 3420[InlineData(SelectionMode.MultiExtended)] 3421public void ListBox_SelectionMode_SetWithItemsOneSelectedToMulti_GetReturnsExpected(SelectionMode value) 3447control.SelectionMode = SelectionMode.One; 3448Assert.Equal(SelectionMode.One, control.SelectionMode); 3465control.SelectionMode = SelectionMode.None; 3466Assert.Equal(SelectionMode.None, control.SelectionMode); 3474control.SelectionMode = SelectionMode.None; 3475Assert.Equal(SelectionMode.None, control.SelectionMode); 3483control.SelectionMode = SelectionMode.One; 3484Assert.Equal(SelectionMode.One, control.SelectionMode); 3493[InlineData(SelectionMode.MultiExtended)] 3494[InlineData(SelectionMode.MultiSimple)] 3495public void ListBox_SelectionMode_SetWithItemsMultiSelectedToOne_GetReturnsExpected(SelectionMode selectionMode) 3507control.SelectionMode = SelectionMode.One; 3508Assert.Equal(SelectionMode.One, control.SelectionMode); 3516control.SelectionMode = SelectionMode.One; 3517Assert.Equal(SelectionMode.One, control.SelectionMode); 3535[InlineData(SelectionMode.MultiExtended)] 3536[InlineData(SelectionMode.MultiSimple)] 3537public void ListBox_SelectionMode_SetWithItemsMultiSelectedToNone_GetReturnsExpected(SelectionMode selectionMode) 3549control.SelectionMode = SelectionMode.None; 3550Assert.Equal(SelectionMode.None, control.SelectionMode); 3558control.SelectionMode = SelectionMode.None; 3559Assert.Equal(SelectionMode.None, control.SelectionMode); 3577[InlineData(SelectionMode.None, 1)] 3578[InlineData(SelectionMode.MultiExtended, 1)] 3579[InlineData(SelectionMode.MultiSimple, 1)] 3580[InlineData(SelectionMode.One, 0)] 3581public void ListBox_SelectionMode_SetEmptyWithHandle_GetReturnsExpected(SelectionMode value, int expectedCreatedCallCount) 3617yield return new object[] { SelectionMode.None, SelectionMode.None, 0 }; 3618yield return new object[] { SelectionMode.None, SelectionMode.MultiExtended, 1 }; 3619yield return new object[] { SelectionMode.None, SelectionMode.MultiSimple, 1 }; 3620yield return new object[] { SelectionMode.None, SelectionMode.One, 1 }; 3622yield return new object[] { SelectionMode.MultiExtended, SelectionMode.None, 1 }; 3623yield return new object[] { SelectionMode.MultiExtended, SelectionMode.MultiExtended, 0 }; 3624yield return new object[] { SelectionMode.MultiExtended, SelectionMode.MultiSimple, 1 }; 3625yield return new object[] { SelectionMode.MultiExtended, SelectionMode.One, 1 }; 3627yield return new object[] { SelectionMode.MultiSimple, SelectionMode.None, 1 }; 3628yield return new object[] { SelectionMode.MultiSimple, SelectionMode.MultiExtended, 1 }; 3629yield return new object[] { SelectionMode.MultiSimple, SelectionMode.MultiSimple, 0 }; 3630yield return new object[] { SelectionMode.MultiSimple, SelectionMode.One, 1 }; 3632yield return new object[] { SelectionMode.One, SelectionMode.None, 1 }; 3633yield return new object[] { SelectionMode.One, SelectionMode.MultiExtended, 1 }; 3634yield return new object[] { SelectionMode.One, SelectionMode.MultiSimple, 1 }; 3635yield return new object[] { SelectionMode.One, SelectionMode.One, 0 }; 3640public void ListBox_SelectionMode_SetEmptyWithCustomOldValueWithHandle_GetReturnsExpected(SelectionMode selectionMode, SelectionMode value, int expectedCreatedCallCount) 3679[InlineData(SelectionMode.MultiSimple)] 3680[InlineData(SelectionMode.MultiExtended)] 3681public void ListBox_SelectionMode_SetWithItemsOneSelectedToMultiWithHandle_GetReturnsExpected(SelectionMode value) 3720control.SelectionMode = SelectionMode.One; 3721Assert.Equal(SelectionMode.One, control.SelectionMode); 3748control.SelectionMode = SelectionMode.None; 3749Assert.Equal(SelectionMode.None, control.SelectionMode); 3760control.SelectionMode = SelectionMode.None; 3761Assert.Equal(SelectionMode.None, control.SelectionMode); 3772control.SelectionMode = SelectionMode.One; 3773Assert.Equal(SelectionMode.One, control.SelectionMode); 3785[InlineData(SelectionMode.MultiExtended)] 3786[InlineData(SelectionMode.MultiSimple)] 3787public void ListBox_SelectionMode_SetWithItemsMultiSelectedToOneWithHandle_GetReturnsExpected(SelectionMode selectionMode) 3806control.SelectionMode = SelectionMode.One; 3807Assert.Equal(SelectionMode.One, control.SelectionMode); 3818control.SelectionMode = SelectionMode.One; 3819Assert.Equal(SelectionMode.One, control.SelectionMode); 3843[InlineData(SelectionMode.MultiExtended)] 3844[InlineData(SelectionMode.MultiSimple)] 3845public void ListBox_SelectionMode_SetWithItemsMultiSelectedToNoneWithHandle_GetReturnsExpected(SelectionMode selectionMode) 3864control.SelectionMode = SelectionMode.None; 3865Assert.Equal(SelectionMode.None, control.SelectionMode); 3876control.SelectionMode = SelectionMode.None; 3877Assert.Equal(SelectionMode.None, control.SelectionMode); 3901[InvalidEnumData<SelectionMode>] 3902public void ListBox_SelectionMode_SetInvalidValue_ThrowsInvalidEnumArgumentException(SelectionMode value) 4136yield return new object[] { formattingEnabled, SelectionMode.None, null, string.Empty, -1 }; 4137yield return new object[] { formattingEnabled, SelectionMode.None, string.Empty, string.Empty, -1 }; 4138yield return new object[] { formattingEnabled, SelectionMode.None, "NoSuchItem", "NoSuchItem", -1 }; 4139yield return new object[] { formattingEnabled, SelectionMode.None, "item1", "item1", -1 }; 4140yield return new object[] { formattingEnabled, SelectionMode.None, "ITEM1", "ITEM1", -1 }; 4141yield return new object[] { formattingEnabled, SelectionMode.None, "item2", "item2", -1 }; 4143foreach (SelectionMode selectionMode in new SelectionMode[] { SelectionMode.MultiExtended, SelectionMode.MultiSimple, SelectionMode.One }) 4157public void ListBox_Text_SetWithItems_GetReturnsExpected(bool formattingEnabled, SelectionMode selectionMode, string value, string expected, int expectedSelectedIndex) 4184yield return new object[] { formattingEnabled, SelectionMode.None, null, string.Empty, -1 }; 4185yield return new object[] { formattingEnabled, SelectionMode.None, string.Empty, string.Empty, -1 }; 4186yield return new object[] { formattingEnabled, SelectionMode.None, "NoSuchItem", "NoSuchItem", -1 }; 4187yield return new object[] { formattingEnabled, SelectionMode.None, "item1", "item1", -1 }; 4188yield return new object[] { formattingEnabled, SelectionMode.None, "ITEM1", "ITEM1", -1 }; 4189yield return new object[] { formattingEnabled, SelectionMode.None, "item2", "item2", -1 }; 4191foreach (SelectionMode selectionMode in new SelectionMode[] { SelectionMode.MultiExtended, SelectionMode.MultiSimple, SelectionMode.One }) 4200yield return new object[] { formattingEnabled, SelectionMode.MultiExtended, "item2", "item1", 0 }; 4201yield return new object[] { formattingEnabled, SelectionMode.MultiSimple, "item2", "item1", 0 }; 4202yield return new object[] { formattingEnabled, SelectionMode.One, "item2", "item2", 1 }; 4208public void ListBox_Text_SetWithItemsWithSelection_GetReturnsExpected(bool formattingEnabled, SelectionMode selectionMode, string value, string expected, int expectedSelectedIndex) 6149[InlineData(SelectionMode.MultiSimple, true)] 6150[InlineData(SelectionMode.MultiSimple, false)] 6151[InlineData(SelectionMode.MultiExtended, true)] 6152[InlineData(SelectionMode.MultiExtended, false)] 6153public void ListBox_Remove_NotSelectedItems_IfSeveralItemsSelected(SelectionMode mode, bool createControl) 6225[InlineData(SelectionMode.MultiSimple, true)] 6226[InlineData(SelectionMode.MultiSimple, false)] 6227[InlineData(SelectionMode.MultiExtended, true)] 6228[InlineData(SelectionMode.MultiExtended, false)] 6229public void ListBox_Remove_SelectedItems(SelectionMode mode, bool createControl) 6324listBox.SelectionMode = SelectionMode.None; 6335[InlineData(SelectionMode.One)] 6336[InlineData(SelectionMode.MultiSimple)] 6337[InlineData(SelectionMode.MultiExtended)] 6338public void ListBox_SelectionModeValid_DoesNotThrow(SelectionMode selectionMode)

68this.listBox1.SelectionMode = SelectionMode.MultiSimple;