Open map button properties
| BackgroundColor | The background color, which is used to paint the area behind the button text. |
| Enabled | Whether the button is enabled. |
| ForegroundColor | The foreground color, which is used to paint the label. |
| Label | The label. |
| Latitude | The latitude of a location, in decimal degrees. |
| Longitude | The longitude of a location, in decimal degrees. |
| Name | The name, as assigned in Calcapp Creator. |
| Reference | A reference to the open map button. |
| SearchQuery | The search query, which is used to find a location to display on the map. |
| Visible | Whether the button is visible. |