Implemented interface member:
96 references to Count
PresentationUI (2)
MS\Internal\Documents\SignatureSummaryDialog.cs (2)
330if (_showRequestDialog && _listBoxSummary.Items.Count > 0) 598if (e.Index > -1 && e.Index < _listBoxSummary.Items.Count)
System.Windows.Forms (47)
System\Windows\Forms\Controls\ListBoxes\CheckedListBox.CheckedIndexCollection.cs (1)
161if (index >= 0 && index < _owner.Items.Count)
System\Windows\Forms\Controls\ListBoxes\CheckedListBox.cs (12)
230if ((items is not null) && (items.Count > 0)) 373ArgumentOutOfRangeException.ThrowIfGreaterThanOrEqual(index, Items.Count); 415if (index < 0 || index >= Items.Count) 485if (e.Index < Items.Count) 507if (e.Index < Items.Count) 716if (Items.Count == 0 && 837CheckState[] savedCheckedItems = new CheckState[Items.Count]; 838for (int i = 0; i < Items.Count; i++) 847for (int j = 0; j < Items.Count; j++) 860ArgumentOutOfRangeException.ThrowIfGreaterThanOrEqual(index, Items.Count); 947if (item < 0 || item >= Items.Count) 960if (item < 0 || item >= Items.Count || (state != LB_CHECKED && state != LB_UNCHECKED))
System\Windows\Forms\Controls\ListBoxes\ListBox.AccessibleObject.cs (3)
80int childCount = this.TryGetOwnerAs(out ListBox? owner) ? owner.Items.Count : 0; 193if (index < 0 || index >= owner.Items.Count || owner.Items.InnerArray.Count == 0) 216return this.TryGetOwnerAs(out ListBox? owner) ? owner.Items.Count : 0;
System\Windows\Forms\Controls\ListBoxes\ListBox.cs (22)
633if (Items.Count == _itemsCount) 638_itemsCount = Items.Count; 724int count = _itemsCollection.Count; 738int count = _itemsCollection.Count; 850ArgumentOutOfRangeException.ThrowIfGreaterThanOrEqual(value, _itemsCollection?.Count ?? 0); 1041if (_sorted && _itemsCollection is not null && _itemsCollection.Count >= 1) 1084int cnt = Items.Count; 1270ArgumentOutOfRangeException.ThrowIfGreaterThanOrEqual(index, Items.Count); 1298string?[] strings = new string[Items.Count]; 1300for (int i = 0; i < Items.Count; i++) 1324int itemCount = (_itemsCollection is null) ? 0 : _itemsCollection.Count; 1409int itemCount = (_itemsCollection is null) ? 0 : _itemsCollection.Count; 1655int cnt = Items.Count; 1776int count = _itemsCollection.Count; 1881AccessibilityObject?.GetChild(Items.Count - 1)?.RaiseAutomationEvent(UIA_EVENT_ID.UIA_AutomationFocusChangedEventId); 1950int cnt = Items.Count; 1994newItems = new object[savedItems.Count]; 2016int cnt = savedItems.Count; 2142int itemCount = (_itemsCollection is null) ? 0 : _itemsCollection.Count; 2190int count = _itemsCollection.Count; 2211s += $", Items.Count: {Items.Count}"; 2212if (Items.Count > 0)
System\Windows\Forms\Controls\ListBoxes\ListBox.ItemAccessibleObject.cs (2)
132int lastItemIndex = _owningListBox.Items.Count - 1; 220int itemsCount = _owningListBox.Items.Count;
System\Windows\Forms\Controls\ListBoxes\ListBox.ObjectCollection.cs (4)
105if (Count > 0) 120Debug.Assert(index >= 0 && index <= Count, "Wrong index for insert"); 140index = Count - 1; 244int cnt = _owner.Items.Count;
System\Windows\Forms\Controls\PropertyGrid\PropertyGridInternal\PropertyGridView.cs (2)
2283if (DropDownListBox.Items.Count == 0) 3766bool resizable = DropDownListBox.Items.Count > (DropDownListBox.Height / DropDownListBox.ItemHeight);
System\Windows\Forms\Controls\PropertyGrid\PropertyGridInternal\PropertyGridView.DropDownHolder.cs (1)
589if (listBox.Items.Count == 0)
System.Windows.Forms.Design (47)
System\ComponentModel\Design\CollectionEditor.CollectionEditorCollectionForm.cs (16)
178_listBox.SelectedIndex = _listBox.Items.Count - 1; 180object[] items = new object[_listBox.Items.Count]; 190if (_listBox.Items.Count > 0 && _listBox.SelectedIndex != _listBox.Items.Count - 1) 193_listBox.SelectedIndex = _listBox.Items.Count - 1; 225int c = Math.Max(2, _listBox.Items.Count); 335if (index == _listBox.Items.Count - 1) 343if (ti < _listBox.Items.Count - 1) 575int c = _listBox.Items.Count; 691object[] items = new object[_listBox.Items.Count]; 775if (_listBox.Items.Count > 0) 835if (index < _listBox.Items.Count) 839else if (_listBox.Items.Count > 0) 841_listBox.SelectedIndex = _listBox.Items.Count - 1; 1041_upButton.Enabled = editEnabled && _listBox.Items.Count > 1; 1042_downButton.Enabled = editEnabled && _listBox.Items.Count > 1;
System\ComponentModel\Design\DesignerActionPanel.EditorPropertyLine.cs (1)
87if (listBox.Items.Count > 0)
System\Drawing\Design\CursorEditor.CursorUI.cs (1)
117for (int i = 0; i < Items.Count; i++)
System\Windows\Forms\Design\DataGridViewAddColumnDialog.cs (3)
179bool dataGridViewIsDataBound = _dataColumns.Items.Count > 0; 743_dataColumns.SelectedIndex = selectedIndex != -1 && selectedIndex < _dataColumns.Items.Count 745: _dataColumns.Items.Count > 0 ? 0 : -1;
System\Windows\Forms\Design\DataGridViewColumnCollectionDialog.cs (19)
660Debug.Assert(selectedIndex > -1 && selectedIndex < _selectedColumns.Items.Count - 1); 700_moveDown.Enabled = _selectedColumns.SelectedIndex < _selectedColumns.Items.Count - 1; 744_moveDown.Enabled = _selectedColumns.SelectedIndex < _selectedColumns.Items.Count - 1; 758for (int i = 0; i < _selectedColumns.Items.Count; i++) 802_selectedColumns.SelectedIndex = Math.Min(0, _selectedColumns.Items.Count - 1); 805_moveDown.Enabled = _selectedColumns.SelectedIndex < _selectedColumns.Items.Count - 1; 806_deleteButton.Enabled = _selectedColumns.Items.Count > 0 && _selectedColumns.SelectedIndex != -1; 831_selectedColumns.SelectedIndex = Math.Min(_selectedColumns.Items.Count - 1, selectedIndex); 834_moveDown.Enabled = _selectedColumns.SelectedIndex < _selectedColumns.Items.Count - 1; 835_deleteButton.Enabled = _selectedColumns.Items.Count > 0 && _selectedColumns.SelectedIndex != -1; 841int insertIndex = _selectedColumns.SelectedIndex == -1 ? _selectedColumns.Items.Count : _selectedColumns.SelectedIndex + 1; 860for (int i = 0; i < _selectedColumns.Items.Count; i++) 878_selectedColumns.SelectedIndex = Math.Min(selectedIndex, _selectedColumns.Items.Count - 1); 882if (_selectedColumns.Items.Count == 0) 1063_moveDown.Enabled = _selectedColumns.Items.Count > 0 && _selectedColumns.SelectedIndex != _selectedColumns.Items.Count - 1; 1064_moveUp.Enabled = _selectedColumns.Items.Count > 0 && _selectedColumns.SelectedIndex > 0; 1065_deleteButton.Enabled = _selectedColumns.Items.Count > 0 && _selectedColumns.SelectedIndex != -1; 1155for (int i = 0; i < _selectedColumns.Items.Count; i++)
System\Windows\Forms\Design\DataGridViewColumnTypeEditor.Picker.cs (2)
47for (int i = 0; i < _typesListBox.Items.Count; i++) 127for (int i = 0; i < _typesListBox.Items.Count; i++)
System\Windows\Forms\Design\FormatControl.cs (1)
48for (int i = 0; i < formatTypeListBox.Items.Count; i++)
System\Windows\Forms\Design\ListBoxDesigner.cs (1)
184if (listBox.IsHandleCreated && listBox.Items.Count == 0)
System\Windows\Forms\Design\ToolStripCollectionEditor.ToolStripItemEditorForm.cs (3)
466if (_listBoxItems.Items.Count > 0) 830_btnMoveDown.Enabled = (_listBoxItems.SelectedItems.Count == 1) && (_listBoxItems.SelectedIndex < _listBoxItems.Items.Count - 1); 947index = Math.Max(0, Math.Min(index, _listBoxItems.Items.Count - 1));