| Canvas | Graphics.UI.GIO, Graphics.UI.GIO.Canvas |
| CanvasHandle | Graphics.UI.GIO, Graphics.UI.GIO.Types |
| CanvasPen | Graphics.UI.GIO, Graphics.UI.GIO.Canvas |
| CheckBox | Graphics.UI.GIO, Graphics.UI.GIO.Controls |
| Checked | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| CommandItems | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| Commanding | Graphics.UI.GIO, Graphics.UI.GIO.Events |
| CompoundControl | Graphics.UI.GIO, Graphics.UI.GIO.Controls |
| Container | Graphics.UI.GIO, Graphics.UI.GIO.Layout |
| Control | Graphics.UI.GIO, Graphics.UI.GIO.Layout |
| Countable | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| canvasFontCharWidth | Graphics.UI.GIO, Graphics.UI.GIO.Canvas |
| canvasFontMetrics | Graphics.UI.GIO, Graphics.UI.GIO.Canvas |
| canvasFontStringWidth | Graphics.UI.GIO, Graphics.UI.GIO.Canvas |
| capstyle | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| center | Graphics.UI.GIO, Graphics.UI.GIO.Layout |
| centralPoint | Graphics.UI.GIO, Graphics.UI.GIO.Types |
| centralRect | Graphics.UI.GIO, Graphics.UI.GIO.Types |
| charKey | Graphics.UI.GIO, Graphics.UI.GIO.Events |
| checkBox | Graphics.UI.GIO, Graphics.UI.GIO.Controls |
| checked | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| click | Graphics.UI.GIO, Graphics.UI.GIO.Events |
| clickRight | Graphics.UI.GIO, Graphics.UI.GIO.Events |
| color | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| column | Graphics.UI.GIO, Graphics.UI.GIO.Layout |
| command | Graphics.UI.GIO, Graphics.UI.GIO.Events |
| compoundControl | Graphics.UI.GIO, Graphics.UI.GIO.Controls |
| configKey | Graphics.UI.GIO, Graphics.UI.GIO.Process |
| configKeyDef | Graphics.UI.GIO, Graphics.UI.GIO.Process |
| contextMenu | Graphics.UI.GIO, Graphics.UI.GIO.Events |
| count | Graphics.UI.GIO, Graphics.UI.GIO.Attributes |
| createBitmap | Graphics.UI.GIO, Graphics.UI.GIO.Bitmap |
| createFont | Graphics.UI.GIO, Graphics.UI.GIO.Font |