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Implement ActionMode for CustomRulesFragment

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This commit is contained in:
Mygod
2018-01-27 15:25:29 -08:00
parent 3f88b46353
commit 5ced42125c
10 changed files with 100 additions and 83 deletions
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mobile/src/main/java/com/github/shadowsocks/acl/CustomRulesFragment.kt
+57 -33
View File
@@ -20,21 +20,21 @@
package com.github.shadowsocks.acl
import android.annotation.TargetApi
import android.content.ClipData
import android.content.ClipboardManager
import android.content.Context
import android.os.Build
import android.os.Bundle
import android.support.design.widget.Snackbar
import android.support.v4.content.ContextCompat
import android.support.v7.app.AlertDialog
import android.support.v7.widget.DefaultItemAnimator
import android.support.v7.widget.LinearLayoutManager
import android.support.v7.widget.RecyclerView
import android.support.v7.widget.Toolbar
import android.support.v7.widget.helper.ItemTouchHelper
import android.view.LayoutInflater
import android.view.MenuItem
import android.view.View
import android.view.ViewGroup
import android.view.*
import android.widget.EditText
import android.widget.Spinner
import android.widget.TextView
@@ -48,12 +48,13 @@ import com.github.shadowsocks.ToolbarFragment
import com.github.shadowsocks.bg.BaseService
import com.github.shadowsocks.utils.Subnet
import com.github.shadowsocks.utils.asIterable
import com.github.shadowsocks.utils.resolveResourceId
import com.github.shadowsocks.widget.UndoSnackbarManager
import java.net.IDN
import java.net.URL
import java.util.*
class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener, ActionMode.Callback {
companion object {
private const val TEMPLATE_REGEX_DOMAIN = "(^|\\.)%s$"
@@ -288,13 +289,12 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
private val selectedItems = HashSet<Any>()
private val adapter by lazy { AclRulesAdapter() }
private lateinit var list: RecyclerView
private var selectionItem: MenuItem? = null
private var mode: ActionMode? = null
private lateinit var undoManager: UndoSnackbarManager<Any>
private val clipboard by lazy { activity!!.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager }
private fun onSelectedItemsUpdated() {
val selectionItem = selectionItem
if (selectionItem != null) selectionItem.isVisible = selectedItems.isNotEmpty()
if (selectedItems.isEmpty()) mode?.finish() else if (mode == null) mode = toolbar.startActionMode(this)
}
private fun createAclRuleDialog(item: Any = ""): Triple<Spinner, EditText, AlertDialog.Builder> {
@@ -345,9 +345,6 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
toolbar.setTitle(R.string.custom_rules)
toolbar.inflateMenu(R.menu.custom_rules_menu)
toolbar.setOnMenuItemClickListener(this)
val selectionItem = toolbar.menu.findItem(R.id.selection)
selectionItem.isVisible = selectedItems.isNotEmpty()
this.selectionItem = selectionItem
list = view.findViewById(R.id.list)
list.layoutManager = LinearLayoutManager(activity, LinearLayoutManager.VERTICAL, false)
list.itemAnimator = DefaultItemAnimator()
@@ -365,10 +362,9 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
}
override fun onBackPressed(): Boolean {
return if (selectedItems.isNotEmpty()) {
selectedItems.clear()
onSelectedItemsUpdated()
adapter.notifyDataSetChanged()
val mode = mode
return if (mode != null) {
mode.finish()
true
} else super.onBackPressed()
}
@@ -395,24 +391,6 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
}
override fun onMenuItemClick(item: MenuItem): Boolean = when (item.itemId) {
R.id.action_select_all -> {
adapter.selectAll()
true
}
R.id.action_cut -> {
copySelected()
adapter.removeSelected()
true
}
R.id.action_copy -> {
copySelected()
true
}
R.id.action_delete -> {
adapter.removeSelected()
true
}
R.id.action_manual_settings -> {
val (templateSelector, editText, dialog) = createAclRuleDialog()
dialog.setPositiveButton(android.R.string.ok, { _, _ ->
@@ -444,4 +422,50 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
undoManager.flush()
super.onDetach()
}
override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
val activity = activity!!
val window = activity.window
// In the end material_grey_100 is used for background, see AppCompatDrawableManager (very complicated)
if (Build.VERSION.SDK_INT >= 23) {
window.statusBarColor = ContextCompat.getColor(activity, R.color.material_grey_300)
window.decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR
} else window.statusBarColor = ContextCompat.getColor(activity, R.color.material_grey_600)
activity.menuInflater.inflate(R.menu.custom_rules_selection, menu)
toolbar.touchscreenBlocksFocus = true
return true
}
override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean = false
override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean = when (item.itemId) {
R.id.action_select_all -> {
adapter.selectAll()
true
}
R.id.action_cut -> {
copySelected()
adapter.removeSelected()
true
}
R.id.action_copy -> {
copySelected()
true
}
R.id.action_delete -> {
adapter.removeSelected()
true
}
else -> false
}
override fun onDestroyActionMode(mode: ActionMode) {
val activity = activity!!
val window = activity.window
window.statusBarColor = ContextCompat.getColor(activity,
activity.theme.resolveResourceId(android.R.attr.statusBarColor))
window.decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_VISIBLE
toolbar.touchscreenBlocksFocus = false
selectedItems.clear()
onSelectedItemsUpdated()
adapter.notifyDataSetChanged()
this.mode = null
}
}