Interface IIconStore
Stores icon files downloaded from the web as local files.
Namespace: ZeroInstall.Store.Icons
Assembly: ZeroInstall.Store.dll
Syntax
public interface IIconStoreRemarks
Implementations of this interface are immutable and thread-safe.
Methods
Get(Icon, out Boolean)
Gets an icon from the cache or downloads it if not yet cached.
Declaration
string Get(Icon icon, out bool stale)Parameters
| Type | Name | Description |
|---|---|---|
| Icon | icon | The icon to get. |
| Boolean | stale | Indicates whether the cached file is outdated. |
Returns
| Type | Description |
|---|---|
| String | The file path of the icon in the cache. |
Exceptions
| Type | Condition |
|---|---|
| OperationCanceledException | The user canceled the task. |
| IOException | A problem occurred while adding the icon to the cache. |
| UnauthorizedAccessException | Read or write access to the cache is not permitted. |
| WebException | A problem occurred while downloading the icon. |
| InvalidDataException | The icon does not have a valid format. |
GetCached(Icon, out Boolean)
Tries to get an icon that is already cached.
Declaration
string GetCached(Icon icon, out bool stale)Parameters
| Type | Name | Description |
|---|---|---|
| Icon | icon | The icon to get. |
| Boolean | stale | Indicates whether the cached file is outdated. |
Returns
| Type | Description |
|---|---|
| String | The file path of the icon in the cache; |
GetFresh(Icon)
Gets an icon from the cache or downloads it if not yet cached or outdated.
Declaration
string GetFresh(Icon icon)Parameters
| Type | Name | Description |
|---|---|---|
| Icon | icon | The icon to get. |
Returns
| Type | Description |
|---|---|
| String | The file path of the icon in the cache. |
Exceptions
| Type | Condition |
|---|---|
| OperationCanceledException | The user canceled the task. |
| IOException | A problem occurred while adding the icon to the cache. |
| UnauthorizedAccessException | Read or write access to the cache is not permitted. |
| WebException | A problem occurred while downloading the icon. |
| InvalidDataException | The icon does not have a valid format. |