242 lines
6.9 KiB
Kotlin
242 lines
6.9 KiB
Kotlin
package jp.juggler.subwaytooter.util
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import android.annotation.SuppressLint
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import android.app.Activity
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import android.content.SharedPreferences
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import android.os.Handler
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import android.text.Spannable
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import android.text.SpannableStringBuilder
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import android.view.Gravity
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import android.view.View
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import android.widget.CheckedTextView
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import android.widget.EditText
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import android.widget.LinearLayout
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import android.widget.PopupWindow
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import androidx.core.content.ContextCompat
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import jp.juggler.subwaytooter.App1
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import jp.juggler.subwaytooter.R
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import jp.juggler.subwaytooter.api.entity.Acct
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import jp.juggler.subwaytooter.view.MyEditText
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import jp.juggler.util.LogCategory
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import jp.juggler.util.asciiPattern
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import jp.juggler.util.attrColor
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import jp.juggler.util.groupEx
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import java.util.*
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import kotlin.math.min
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@SuppressLint("InflateParams")
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internal class PopupAutoCompleteAcct(
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val activity : Activity,
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private val etContent : EditText,
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private val formRoot : View,
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private val bMainScreen : Boolean
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) {
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companion object {
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internal val log = LogCategory("PopupAutoCompleteAcct")
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// 絵文字ショートコードにマッチするとても雑な正規表現
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private val reLastShortCode = """:([^\s:]+):\z""".asciiPattern()
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}
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private val acct_popup : PopupWindow
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private val llItems : LinearLayout
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val density : Float
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private val popup_width : Int
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val handler : Handler
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private val pref : SharedPreferences = App1.pref
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private var popup_rows : Int = 0
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val isShowing : Boolean
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get() = acct_popup.isShowing
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fun dismiss() {
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try {
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acct_popup.dismiss()
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} catch(ex : Throwable) {
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log.trace(ex)
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}
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}
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init {
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this.density = activity.resources.displayMetrics.density
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this.handler = App1.getAppState(activity, "PopupAutoCompleteAcct.ctor").handler
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popup_width = (0.5f + 240f * density).toInt()
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val viewRoot = activity.layoutInflater.inflate(R.layout.acct_complete_popup, null, false)
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llItems = viewRoot.findViewById(R.id.llItems)
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//
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acct_popup = PopupWindow(activity)
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acct_popup.setBackgroundDrawable(
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ContextCompat.getDrawable(
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activity,
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R.drawable.acct_popup_bg
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)
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)
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acct_popup.contentView = viewRoot
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acct_popup.isTouchable = true
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}
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fun setList(
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et : MyEditText,
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sel_start : Int,
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sel_end : Int,
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acct_list : ArrayList<CharSequence>?,
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picker_caption : String?,
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picker_callback : Runnable?
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) {
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llItems.removeAllViews()
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popup_rows = 0
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run {
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val v = activity.layoutInflater
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.inflate(R.layout.lv_spinner_dropdown, llItems, false) as CheckedTextView
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v.setTextColor(activity.attrColor(android.R.attr.textColorPrimary))
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v.setText(R.string.close)
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v.setOnClickListener { acct_popup.dismiss() }
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llItems.addView(v)
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++ popup_rows
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}
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if(picker_caption != null && picker_callback != null) {
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val v = activity.layoutInflater
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.inflate(R.layout.lv_spinner_dropdown, llItems, false) as CheckedTextView
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v.setTextColor(activity.attrColor(android.R.attr.textColorPrimary))
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v.text = picker_caption
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v.setOnClickListener {
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acct_popup.dismiss()
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picker_callback.run()
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}
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llItems.addView(v)
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++ popup_rows
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}
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if(acct_list != null) {
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var i = 0
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while(true) {
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if(i >= acct_list.size) break
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val acct = acct_list[i]
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val v = activity.layoutInflater
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.inflate(R.layout.lv_spinner_dropdown, llItems, false) as CheckedTextView
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v.setTextColor(activity.attrColor(android.R.attr.textColorPrimary))
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v.text = acct
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if(acct is Spannable) {
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NetworkEmojiInvalidator(handler, v).register(acct)
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}
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v.setOnClickListener {
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val start : Int
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val editable = et.text ?: ""
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val sb = SpannableStringBuilder()
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val src_length = editable.length
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start = min(src_length, sel_start)
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val end = min(src_length, sel_end)
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sb.append(editable.subSequence(0, start))
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val remain = editable.subSequence(end, src_length)
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if(acct[0] == ' ') {
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// 絵文字ショートコード
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val separator = EmojiDecoder.customEmojiSeparator(pref)
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if(! EmojiDecoder.canStartShortCode(sb, start)) sb.append(separator)
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sb.append(findShortCode(acct.toString()))
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// セパレータにZWSPを使う設定なら、補完した次の位置にもZWSPを追加する。連続して入力補完できるようになる。
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if(separator != ' ') sb.append(separator)
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} else if(acct[0] == '@' && null != acct.find { it >= 0x80.toChar() }) {
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// @user@host IDNドメインを含む
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// 直後に空白を付与する
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sb.append("@" + Acct.parse(acct.toString().substring(1)).ascii).append(" ")
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} else {
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// @user@host
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// #hashtag
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// 直後に空白を付与する
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sb.append(acct).append(" ")
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}
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val newSelection = sb.length
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sb.append(remain)
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et.text = sb
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et.setSelection(newSelection)
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acct_popup.dismiss()
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}
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llItems.addView(v)
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++ popup_rows
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++ i
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}
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}
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updatePosition()
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}
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private fun findShortCode(acct : String) : String {
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val m = reLastShortCode.matcher(acct)
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if(m.find()) return m.groupEx(0) !!
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return acct
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}
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fun updatePosition() {
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val location = IntArray(2)
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etContent.getLocationOnScreen(location)
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val text_top = location[1]
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var popup_top : Int
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var popup_height : Int
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if(bMainScreen) {
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val popup_bottom = text_top + etContent.totalPaddingTop - etContent.scrollY
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val max = popup_bottom - (0.5f + 48f * 1f * density).toInt()
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val min = (0.5f + 48f * 2f * density).toInt()
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popup_height = (0.5f + 48f * popup_rows.toFloat() * density).toInt()
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if(popup_height < min) popup_height = min
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if(popup_height > max) popup_height = max
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popup_top = popup_bottom - popup_height
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} else {
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formRoot.getLocationOnScreen(location)
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val form_top = location[1]
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val form_bottom = location[1] + formRoot.height
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val layout = etContent.layout
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popup_top = try {
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(text_top
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+ etContent.totalPaddingTop
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+ layout.getLineBottom(layout.lineCount - 1)) - etContent.scrollY
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} catch(ex : Throwable) {
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// java.lang.IllegalStateException
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0
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}
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if(popup_top < form_top) popup_top = form_top
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popup_height = form_bottom - popup_top
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val min = (0.5f + 48f * 2f * density).toInt()
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val max = (0.5f + 48f * popup_rows.toFloat() * density).toInt()
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if(popup_height < min) popup_height = min
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if(popup_height > max) popup_height = max
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}
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if(acct_popup.isShowing) {
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acct_popup.update(0, popup_top, popup_width, popup_height)
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} else {
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acct_popup.width = popup_width
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acct_popup.height = popup_height
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acct_popup.showAtLocation(
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etContent, Gravity.CENTER_HORIZONTAL or Gravity.TOP, 0, popup_top
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)
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}
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}
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}
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