91 lines
3.1 KiB
Kotlin
91 lines
3.1 KiB
Kotlin
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.adapter
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import android.content.Context
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import android.database.Cursor
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import android.database.sqlite.SQLiteDatabase
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import android.support.v4.widget.SimpleCursorAdapter
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import android.view.View
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import android.widget.TextView
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import org.mariotaku.twidere.app.TwidereApplication
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import org.mariotaku.twidere.provider.TwidereDataStore.CachedStatuses
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import org.mariotaku.twidere.util.HtmlEscapeHelper
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class SourceAutoCompleteAdapter(context: Context) : SimpleCursorAdapter(context,
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android.R.layout.simple_list_item_1, null, emptyArray<String>(), IntArray(0), 0) {
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private val database: SQLiteDatabase
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private var sourceIdx: Int = 0
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init {
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val app = TwidereApplication.getInstance(context)
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database = app.sqLiteDatabase
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}
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override fun bindView(view: View, context: Context?, cursor: Cursor) {
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if (isCursorClosed) return
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val text1 = view.findViewById<TextView>(android.R.id.text1)
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text1.text = convertToString(cursor)
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super.bindView(view, context, cursor)
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}
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override fun convertToString(cursor: Cursor?): CharSequence? {
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if (isCursorClosed || sourceIdx == -1) return null
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return HtmlEscapeHelper.toPlainText(cursor!!.getString(sourceIdx))
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}
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val isCursorClosed: Boolean
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get() {
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val cursor = cursor
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return cursor == null || cursor.isClosed
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}
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override fun runQueryOnBackgroundThread(constraint: CharSequence?): Cursor {
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val constraintEscaped = constraint?.toString()?.replace("_".toRegex(), "^_")
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val selection: String?
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val selectionArgs: Array<String>?
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if (constraintEscaped != null) {
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selection = "${CachedStatuses.SOURCE} LIKE '%\">'||?||'%</a>' ESCAPE '^'"
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selectionArgs = arrayOf(constraintEscaped)
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} else {
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selection = null
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selectionArgs = null
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}
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return database.query(true, CachedStatuses.TABLE_NAME, COLUMNS, selection, selectionArgs,
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CachedStatuses.SOURCE, null, null, null)
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}
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override fun swapCursor(cursor: Cursor?): Cursor? {
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if (cursor != null) {
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sourceIdx = cursor.getColumnIndex(CachedStatuses.SOURCE)
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}
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return super.swapCursor(cursor)
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}
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companion object {
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private val COLUMNS = arrayOf(CachedStatuses._ID, CachedStatuses.SOURCE)
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}
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}
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