ActiveControl

System\Windows\Forms\ActiveX\AxHost.AxContainer.cs (2)

454_parent.ActiveControl = null; 505container.ActiveControl = site;

System\Windows\Forms\ActiveX\AxHost.cs (2)

1475containingControl.ActiveControl = null; 1615container.ActiveControl = control;

System\Windows\Forms\Form.cs (1)

5068form.ActiveControl = this;

System\ComponentModel\Design\CollectionEditor.CollectionEditorCollectionForm.cs (1)

966ActiveControl = _listBox;

System\Windows\Forms\Design\DataGridViewColumnCollectionDialog.cs (2)

127ActiveControl = _selectedColumns; 814ActiveControl = _selectedColumns;

System\Windows\Forms\Design\DataGridViewColumnTypeEditor.Picker.cs (1)

35ActiveControl = _typesListBox;

System\Windows\Forms\Design\DesignBindingPicker.cs (1)

345ActiveControl = _treeViewCtrl;

System\Windows\Forms\Design\LinkAreaEditor.LinkAreaUI.cs (1)

133ActiveControl = _sampleEdit;

System\Windows\Forms\Design\StyleEditorForm.cs (1)

95ActiveControl = _columnsAndRowsListView;

System\Windows\Forms\Design\ToolStripCollectionEditor.ToolStripItemEditorForm.cs (1)

111ActiveControl = _listBoxItems;

System\Windows\Forms\ContainerControlTests.cs (8)

157control.ActiveControl = child; 161control.ActiveControl = child; 165control.ActiveControl = grandchild; 169control.ActiveControl = null; 177Assert.Throws<ArgumentException>("value", () => control.ActiveControl = control); 178Assert.Throws<ArgumentException>("value", () => control.ActiveControl = new Control()); 617control.ActiveControl = child; 1291control.ActiveControl = child2;

System\Windows\Forms\ControlTests.ControlCollection.cs (1)

1985owner.ActiveControl = child1;

System\Windows\Forms\ControlTests.Methods.cs (2)

14261parent.ActiveControl = control; 14262grandparent.ActiveControl = parent;

System\Windows\Forms\UserControlTests.cs (1)

1757control.ActiveControl = child2;

System\Windows\Integration\WindowsFormsHost.cs (1)

759this.ActiveControl = _focusTarget;

System\Windows\Forms\ActiveX\AxHost.cs (3)

1473if (containingControl.ActiveControl == this) 1600Control? control = container?.ActiveControl; 1613if (container is not null && container.ActiveControl != control)

System\Windows\Forms\Control.cs (1)

1394while (container.ActiveControl is null)

System\Windows\Forms\Controls\DataGridView\DataGridViewCell.cs (2)

1058if (dataGridView.GetContainerControl() is ContainerControl cc && (dataGridView.EditingControl == cc.ActiveControl || dataGridView.EditingControl.Contains(cc.ActiveControl)))

System\Windows\Forms\Controls\UpDown\UpDownBase.cs (1)

950if (ActiveControl is null)

System\Windows\Forms\Controls\WebBrowser\WebBrowserBase.cs (2)

406if (_containingControl is not null && _containingControl.ActiveControl != this) 965if (containingControl is not null && containingControl.ActiveControl == this)

System\Windows\Forms\Form.cs (12)

245return parentForm.ActiveControl == this && parentForm.Active; 268if (ActiveControl is null) 2156if (ActiveControl is null) 3235if (Focused && ActiveControl is null) 4082Control? activeControl = ActiveControl; 4125if (Focused && IsAccessibilityObjectCreated && ActiveControl is null) 4777if (SelectNextControl(ActiveControl, forward, true, true, true)) 5984while (containerControl.ActiveControl is ContainerControl) 5986containerControl = containerControl.ActiveControl as ContainerControl; 5999if (containerControl.ActiveControl is IButtonControl control) 6857if (ActiveControl is not null && !ActiveControl.ContainsFocus)

System\Windows\Forms\Layout\Containers\ContainerControl.cs (7)

406updateContainerActiveControl = (containerControl.ActiveControl != this); 492if (cc is not null && cc.ActiveControl == this) 787if (ActiveControl is null) 1256Control? start = ActiveControl; 1506while (result.ActiveControl is ContainerControl control) 2002if (ActiveControl is not null) 2007if (!ActiveControl.Visible)

System\Windows\Forms\Layout\Containers\SplitContainer.cs (4)

1538if (ActiveControl is not null) 1540group = ActiveControl.ParentInternal; 1543return group?.SelectNextControl(ActiveControl, forward, false, false, true) ?? false; 2353if (SelectNextControlInPanel(ActiveControl, forward, true, true, true))

System\Windows\Forms\MDI\MdiWindowListStrip.cs (6)

172if (dialog.ActiveChildForm?.ActiveControl is not null && !dialog.ActiveChildForm.ActiveControl.Focused) 174dialog.ActiveChildForm.ActiveControl.Focus(); 190if (boundForm.ActiveControl is not null && !boundForm.ActiveControl.Focused) 192boundForm.ActiveControl.Focus();

System\Windows\Forms\Printing\PrintPreviewDialog.cs (1)

1045if (ActiveControl == _previewControl)

System\Windows\Forms\UserControl.cs (1)

306if (ActiveControl is null)

System\ComponentModel\Design\DesignerActionPanel.cs (2)

170private Line? FocusedLine => ActiveControl?.Tag as Line; 546return (SelectNextControl(ActiveControl, forward, true, true, true));

System\Windows\Forms\AccessibleObjects\Form.FormAccessibleObjectTests.cs (2)

141Assert.Null(form.ActiveControl); 162Assert.NotNull(form.ActiveControl);

System\Windows\Forms\ContainerControlTests.cs (8)

24Assert.Null(control.ActiveControl); 158Assert.Same(child, control.ActiveControl); 162Assert.Same(child, control.ActiveControl); 166Assert.Same(grandchild, control.ActiveControl); 170Assert.Null(control.ActiveControl); 620Assert.Null(control.ActiveControl); 1276Assert.Null(control.ActiveControl); 1307Assert.Same(child2, control.ActiveControl);

System\Windows\Forms\ControlTests.ControlCollection.cs (4)

1986Assert.Same(child1, owner.ActiveControl); 2007Assert.Null(owner.ActiveControl); 2018Assert.Null(owner.ActiveControl); 2029Assert.Null(owner.ActiveControl);

System\Windows\Forms\ControlTests.Methods.cs (12)

System\Windows\Forms\Design\ComponentEditorFormTests.cs (1)

25Assert.Null(control.ActiveControl);

System\Windows\Forms\DomainUpDownTests.cs (1)

34_sub.ActiveControl.Should().BeNull();

System\Windows\Forms\FormTests.cs (1)

23Assert.Null(control.ActiveControl);

System\Windows\Forms\PropertyGridTests.cs (1)

29Assert.NotNull(control.ActiveControl);

System\Windows\Forms\ToolStripPanelTests.cs (1)

22Assert.Null(control.ActiveControl);

System\Windows\Forms\UpDownBaseTests.cs (1)

20Assert.Null(control.ActiveControl);

System\Windows\Forms\UserControlTests.cs (3)

25Assert.Null(control.ActiveControl); 1742Assert.Same(child1, control.ActiveControl); 1773Assert.Same(child2, control.ActiveControl);

System\Windows\Integration\WindowsFormsHost.cs (6)

880while (ret.ActiveControl is ContainerControl) 882ret = (ContainerControl)ret.ActiveControl; 921&& (this.ActiveControl != null && this.ActiveControl.Parent == this)) 923SWF.Control c = this.ActiveControl.Parent; 924return c.SelectNextControl(this.ActiveControl, keyCode == Keys.Right || keyCode == Keys.Down, false, false, false);