diff options
Diffstat (limited to 'searchview/src/main/kotlin/ca/allanwang')
| -rw-r--r-- | searchview/src/main/kotlin/ca/allanwang/kau/searchview/SearchView.kt | 56 |
1 files changed, 49 insertions, 7 deletions
diff --git a/searchview/src/main/kotlin/ca/allanwang/kau/searchview/SearchView.kt b/searchview/src/main/kotlin/ca/allanwang/kau/searchview/SearchView.kt index 1cd811e..e3a4678 100644 --- a/searchview/src/main/kotlin/ca/allanwang/kau/searchview/SearchView.kt +++ b/searchview/src/main/kotlin/ca/allanwang/kau/searchview/SearchView.kt @@ -52,19 +52,23 @@ class SearchView @JvmOverloads constructor( * However, these are the main config options */ class Configs { + /** * The foreground color accounts for all text colors and icon colors * Various alpha levels may be used for sub texts/dividers etc */ var foregroundColor: Int = SearchItem.foregroundColor + /** * Namely the background for the card and recycler view */ var backgroundColor: Int = SearchItem.backgroundColor + /** * Icon for the leftmost ImageView, which typically contains the hamburger menu/back arror */ var navIcon: IIcon? = GoogleMaterial.Icon.gmd_arrow_back + /** * Optional icon just to the left of the clear icon * This is not implemented by default, but can be used for anything, such as mic or redirects @@ -72,43 +76,53 @@ class SearchView @JvmOverloads constructor( * Set the iicon as null to hide the extra icon */ var extraIcon: Pair<IIcon, OnClickListener>? = null + /** * Icon for the rightmost ImageView, which typically contains a close icon */ var clearIcon: IIcon? = GoogleMaterial.Icon.gmd_clear + /** * Duration for the circular reveal animation */ var revealDuration: Long = 300L + /** * Duration for the auto transition, which is namely used to resize the recycler view */ var transitionDuration: Long = 100L + /** * Defines whether the edit text and mainAdapter should clear themselves when the searchView is closed */ var shouldClearOnClose: Boolean = false + /** * Callback that will be called every time the searchView opens */ var openListener: ((searchView: SearchView) -> Unit)? = null + /** * Callback that will be called every time the searchView closes */ var closeListener: ((searchView: SearchView) -> Unit)? = null + /** * Draw a divider between the search bar and the suggestion items * The divider is colored based on the [foregroundColor] */ var withDivider: Boolean = true + /** * Hint string to be set in the searchView */ var hintText: String? = null + /** * Hint string res to be set in the searchView */ var hintTextRes: Int = -1 + /** * StringRes for a "no results found" item * If [results] is ever set to an empty list, it will default to @@ -118,29 +132,46 @@ class SearchView @JvmOverloads constructor( * which you may use */ var noResultsFound: Int = -1 + /** * Callback for when the query changes + * This callback does not run on the ui thread! + * It is always on a worker thread, so there is no need for asynchronous calls + * Likewise, calls modifying the UI should be passed through [runOnUiThread] */ var textCallback: (query: String, searchView: SearchView) -> Unit = { _, _ -> } + + /** + * Callback for when the query is changed to an empty string + * Typically, this may be ignored as the adapter will simply be cleared, + * but if we wish to do something else, we may pass a function + * Returns [true] if the action was consumed, [false] otherwise (to execute default behaviour) + */ + var textClearedCallback: (searchView: SearchView) -> Boolean = { _ -> false } + /** * Callback for when the search action key is detected from the keyboard * Returns true if the searchbar should close afterwards, and false otherwise */ var searchCallback: (query: String, searchView: SearchView) -> Boolean = { _, _ -> false } + /** * Debouncing interval between callbacks */ var textDebounceInterval: Long = 0 + /** * Click event for suggestion items * This event is only triggered when [key] is not blank (like in [noResultsFound] */ var onItemClick: (position: Int, key: String, content: String, searchView: SearchView) -> Unit = { _, _, _, _ -> } + /** * Long click event for suggestion items * This event is only triggered when [key] is not blank (like in [noResultsFound] */ var onItemLongClick: (position: Int, key: String, content: String, searchView: SearchView) -> Unit = { _, _, _, _ -> } + /** * If a [SearchItem]'s title contains the submitted query, make that portion bold * See [SearchItem.withHighlights] @@ -198,7 +229,7 @@ class SearchView @JvmOverloads constructor( context.runOnUiThread { cardTransition(); adapter.clear() } } - val configs = Configs() + private val configs = Configs() //views private val shadow: View by bindView(R.id.kau_search_shadow) private val card: BoundedCardView by bindView(R.id.kau_search_cardview) @@ -211,11 +242,17 @@ class SearchView @JvmOverloads constructor( private val recycler: RecyclerView by bindView(R.id.kau_search_recycler) private var textCallback: Debouncer2<String, SearchView> = debounce(0) { query, _ -> KL.d { "Search query $query found; set your own textCallback" } } - val adapter = FastItemAdapter<SearchItem>() - var menuItem: MenuItem? = null + private val adapter = FastItemAdapter<SearchItem>() + private var menuItem: MenuItem? = null val isOpen: Boolean get() = parent != null && card.isVisible + /** + * The current text located in our searchview + */ + val query: String + get() = editText.text.toString().trim() + /* * Ripple start points and search view offset * These are calculated every time the search view is opened, @@ -258,8 +295,12 @@ class SearchView @JvmOverloads constructor( override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {} override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) { - if (s.isNotBlank()) textCallback(s.toString().trim(), this@SearchView) - else clearResults() + val text = s.toString().trim() + textCallback.cancel() + if (text.isNotEmpty()) + textCallback(text, this@SearchView) + else if (!configs.textClearedCallback(this@SearchView)) + clearResults() } }) editText.setOnEditorActionListener { _, actionId, _ -> @@ -321,12 +362,13 @@ class SearchView @JvmOverloads constructor( menuItem = null } + private val locations = IntArray(2) + private fun configureCoords(item: MenuItem?) { item ?: return if (parent !is ViewGroup) return val view = parentViewGroup.findViewById<View>(item.itemId) ?: return - val locations = IntArray(2) - view.getLocationOnScreen(locations) + view.getLocationInWindow(locations) menuX = (locations[0] + view.width / 2) menuHalfHeight = view.height / 2 menuY = (locations[1] + menuHalfHeight) |