feat: 优化代码

app/src/main/java/io/legado/app/lib/dialogs/AlertBuilder.kt

@@ -24,10 +24,8 @@ import android.content.DialogInterface
 import android.graphics.drawable.Drawable
 import android.view.KeyEvent
 import android.view.View
-import android.view.ViewManager
 import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
-import org.jetbrains.anko.UI
 import org.jetbrains.anko.internals.AnkoInternals.NO_GETTER
 import kotlin.DeprecationLevel.ERROR
 

app/src/main/java/io/legado/app/ui/about/AboutFragment.kt

@@ -1,5 +1,8 @@
 package io.legado.app.ui.about
 
+import android.content.ClipData
+import android.content.ClipboardManager
+import android.content.Context
 import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
@@ -9,6 +12,7 @@ import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
 import io.legado.app.App
 import io.legado.app.R
+import io.legado.app.lib.dialogs.alert
 import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.toast
 
@@ -16,11 +20,17 @@ class AboutFragment : PreferenceFragmentCompat() {
 
     private val licenseUrl = "https://github.com/gedoor/legado/blob/master/LICENSE"
     private val disclaimerUrl = "https://gedoor.github.io/MyBookshelf/disclaimer.html"
+    private val qqGroups = linkedMapOf(
+        Pair("(QQ群)701903217", "-iolizL4cbJSutKRpeImHlXlpLDZnzeF"),
+        Pair("(QQ群)805192012", "6GlFKjLeIk5RhQnR3PNVDaKB6j10royo"),
+        Pair("(QQ群)773736122", "5Bm5w6OgLupXnICbYvbgzpPUgf0UlsJF"),
+        Pair("(QQ群)981838750", "g_Sgmp2nQPKqcZQ5qPcKLHziwX_mpps9")
+    )
 
     override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
         addPreferencesFromResource(R.xml.about)
         findPreference<Preference>("check_update")?.summary =
-            getString(R.string.version) + " " + App.INSTANCE.versionName
+            "${getString(R.string.version)} ${App.INSTANCE.versionName}"
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
@@ -38,6 +48,7 @@ class AboutFragment : PreferenceFragmentCompat() {
             "home_page" -> openIntent(Intent.ACTION_VIEW, R.string.home_page_url)
             "license" -> openIntent(Intent.ACTION_VIEW, licenseUrl)
             "disclaimer" -> openIntent(Intent.ACTION_VIEW, disclaimerUrl)
+            "qq" -> showQqGroups()
         }
         return super.onPreferenceTreeClick(preference)
     }
@@ -62,4 +73,42 @@ class AboutFragment : PreferenceFragmentCompat() {
         TextDialog.show(childFragmentManager, log, TextDialog.MD)
     }
 
+    private fun showQqGroups() {
+        alert(title = R.string.join_qq_group) {
+            val names = arrayListOf<String>()
+            qqGroups.forEach {
+                names.add(it.key)
+            }
+            items(names) { _, index ->
+                qqGroups[names[index]]?.let {
+                    if (!joinQQGroup(it)) {
+                        sendToClip(it)
+                    }
+                }
+            }
+        }.show()
+    }
+
+    private fun joinQQGroup(key: String): Boolean {
+        val intent = Intent()
+        intent.data =
+            Uri.parse("mqqopensdkapi://bizAgent/qm/qr?url=http%3A%2F%2Fqm.qq.com%2Fcgi-bin%2Fqm%2Fqr%3Ffrom%3Dapp%26p%3Dandroid%26k%3D$key")
+        // 此Flag可根据具体产品需要自定义，如设置，则在加群界面按返回，返回手Q主界面，不设置，按返回会返回到呼起产品界面    //intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+        return try {
+            startActivity(intent)
+            false
+        } catch (e: java.lang.Exception) {
+            true
+        }
+    }
+
+    private fun sendToClip(text: String) {
+        val clipboard =
+            requireContext().getSystemService(Context.CLIPBOARD_SERVICE) as? ClipboardManager
+        val clipData = ClipData.newPlainText(null, text)
+        clipboard?.let {
+            clipboard.setPrimaryClip(clipData)
+            toast(R.string.copy_complete)
+        }
+    }
 }