/**
 * Common interface for support blocking UI.
 */
export interface IBlockContext {
    /**
     * Number of request blockings (could be more than one).
     */
    count(): number;
    /**
     * Tells if this context is blocked.
     */
    isBlocked(): boolean;
    /**
     * Block this context; could be called many times; to unlock a context, unblock must be called equal times to unblock.
     *
     * If temp is true, than blocking is not stacked and the first unblock() call will unblock this context.
     */
    block(temp?: boolean): void;
    /**
     * Updates blocking state of the context; could be called more times as it maintains loader count.
     *
     * When unlock is true, context will be unlocked regardless of blocking count.
     */
    unblock(unlock?: boolean): void;
}
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