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216 changes: 216 additions & 0 deletions
216
mobile/src/main/java/org/openhab/habdroid/ui/preference/widgets/ItemAndTogglePreference.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,216 @@ | ||
| /* | ||
| * Copyright (c) 2010-2024 Contributors to the openHAB project | ||
| * | ||
| * See the NOTICE file(s) distributed with this work for additional | ||
| * information. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Eclipse Public License 2.0 which is available at | ||
| * http://www.eclipse.org/legal/epl-2.0 | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| */ | ||
|
|
||
| package org.openhab.habdroid.ui.preference.widgets | ||
|
|
||
| import android.content.Context | ||
| import android.content.res.TypedArray | ||
| import android.graphics.drawable.Drawable | ||
| import android.os.Build | ||
| import android.text.Editable | ||
| import android.text.TextWatcher | ||
| import android.util.AttributeSet | ||
| import android.view.LayoutInflater | ||
| import android.view.View | ||
| import android.widget.CompoundButton | ||
| import android.widget.EditText | ||
| import android.widget.ImageView | ||
| import android.widget.TextView | ||
| import androidx.appcompat.app.AlertDialog | ||
| import androidx.core.os.bundleOf | ||
| import androidx.core.view.isVisible | ||
| import androidx.fragment.app.DialogFragment | ||
| import androidx.preference.DialogPreference | ||
| import androidx.preference.PreferenceDialogFragmentCompat | ||
| import androidx.work.WorkManager | ||
| import com.google.android.material.materialswitch.MaterialSwitch | ||
| import com.google.android.material.textfield.TextInputLayout | ||
| import org.openhab.habdroid.R | ||
| import org.openhab.habdroid.background.BackgroundTasksManager | ||
| import org.openhab.habdroid.ui.preference.CustomDialogPreference | ||
| import org.openhab.habdroid.ui.setupHelpIcon | ||
| import org.openhab.habdroid.util.hasPermissions | ||
|
|
||
| open class ItemAndTogglePreference(context: Context, attrs: AttributeSet?) : DialogPreference(context, attrs), | ||
| CustomDialogPreference { | ||
| private val howtoUrl: String? | ||
| protected var summaryOn: String? | ||
| protected val summaryOff: String? | ||
| protected val iconOn: Drawable? | ||
| protected val iconOff: Drawable? | ||
| protected var value: Pair<Boolean, String>? = null | ||
| protected val workManager = WorkManager.getInstance(context) | ||
|
|
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| init { | ||
| context.obtainStyledAttributes(attrs, R.styleable.ItemAndTogglePreference).apply { | ||
| howtoUrl = getString(R.styleable.ItemAndTogglePreference_helpUrl) | ||
| summaryOn = getString(R.styleable.ItemAndTogglePreference_summaryEnabled) | ||
| summaryOff = getString(R.styleable.ItemAndTogglePreference_summaryDisabled) | ||
| iconOn = getDrawable(R.styleable.ItemAndTogglePreference_iconEnabled) | ||
| iconOff = getDrawable(R.styleable.ItemAndTogglePreference_iconDisabled) | ||
| recycle() | ||
| } | ||
|
|
||
| dialogTitle = null | ||
| setPositiveButtonText(android.R.string.ok) | ||
| setNegativeButtonText(android.R.string.cancel) | ||
| } | ||
|
|
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| override fun onSetInitialValue(defaultValue: Any?) { | ||
| val setValue = getPersistedString(null) | ||
| value = if (setValue != null) { | ||
| setValue.toItemUpdatePrefValue() | ||
| } else { | ||
| // We ensure the default value is of correct type in onGetDefaultValue() | ||
| @Suppress("UNCHECKED_CAST") | ||
| defaultValue as Pair<Boolean, String>? | ||
| // XXX: persist if not yet present | ||
| } | ||
| updateSummaryAndIcon() | ||
| } | ||
|
|
||
| override fun onGetDefaultValue(a: TypedArray, index: Int): Any? { | ||
| return a.getString(index).toItemUpdatePrefValue() | ||
| } | ||
|
|
||
| override fun createDialog(): DialogFragment { | ||
| return PrefDialogFragment.newInstance(key) | ||
| } | ||
|
|
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| fun setValue(checked: Boolean = this.value?.first ?: false, value: String = this.value?.second.orEmpty()) { | ||
| val newValue = Pair(checked, value) | ||
| if (callChangeListener(newValue)) { | ||
| if (shouldPersist()) { | ||
| persistString("${newValue.first}|${newValue.second}") | ||
| } | ||
| this.value = newValue | ||
| updateSummaryAndIcon() | ||
| } | ||
| } | ||
|
|
||
| fun setSummaryOnAndUpdate(summary: String) { | ||
| summaryOn = summary | ||
| updateSummaryAndIcon() | ||
| } | ||
| open fun updateSummaryAndIcon() { | ||
| val value = value ?: return | ||
| val summary = if (value.first) summaryOn else summaryOff | ||
| setSummary(summary.orEmpty().format(value.second)) | ||
| } | ||
|
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| class PrefDialogFragment : PreferenceDialogFragmentCompat(), CompoundButton.OnCheckedChangeListener, TextWatcher { | ||
| private lateinit var helpIcon: ImageView | ||
| private lateinit var switch: MaterialSwitch | ||
| private lateinit var editorWrapper: TextInputLayout | ||
| private lateinit var editor: EditText | ||
| private lateinit var permissionHint: TextView | ||
|
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| override fun onCreateDialogView(context: Context): View { | ||
| val inflater = LayoutInflater.from(activity) | ||
| val v = inflater.inflate(R.layout.item_updating_pref_dialog, null) | ||
| val pref = preference as ItemAndTogglePreference | ||
|
|
||
| switch = v.findViewById(R.id.enabled) | ||
| switch.setOnCheckedChangeListener(this) | ||
| editor = v.findViewById(R.id.itemName) | ||
| editor.addTextChangedListener(this) | ||
| editorWrapper = v.findViewById(R.id.itemNameWrapper) | ||
| helpIcon = v.findViewById(R.id.help_icon) | ||
| helpIcon.setupHelpIcon(pref.howtoUrl.orEmpty(), R.string.settings_item_update_pref_howto_summary) | ||
| permissionHint = v.findViewById(R.id.permission_hint) | ||
| permissionHint.setText( | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) { | ||
| R.string.settings_background_tasks_permission_hint | ||
| } else { | ||
| R.string.settings_background_tasks_permission_hint_pre_r | ||
| } | ||
| ) | ||
|
|
||
| val requiredPermissions = BackgroundTasksManager.getRequiredPermissionsForTask(pref.key) | ||
| permissionHint.isVisible = | ||
| requiredPermissions != null && context.hasPermissions(requiredPermissions) == false | ||
|
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| val label = v.findViewById<TextView>(R.id.enabledLabel) | ||
| label.text = pref.title | ||
|
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| val value = pref.value | ||
| if (value != null) { | ||
| switch.isChecked = value.first | ||
| editor.setText(value.second) | ||
| } | ||
|
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| onCheckedChanged(switch, switch.isChecked) | ||
|
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| return v | ||
| } | ||
|
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| override fun onDialogClosed(positiveResult: Boolean) { | ||
| if (positiveResult) { | ||
| val pref = preference as ItemAndTogglePreference | ||
| pref.setValue(switch.isChecked, editor.text.toString()) | ||
| } | ||
| } | ||
|
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| override fun onStart() { | ||
| super.onStart() | ||
| updateOkButtonState() | ||
| } | ||
|
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| override fun onCheckedChanged(button: CompoundButton, checked: Boolean) { | ||
| editorWrapper.isEnabled = checked | ||
| updateOkButtonState() | ||
| } | ||
|
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| override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) { | ||
| // no-op | ||
| } | ||
|
|
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| override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) { | ||
| // no-op | ||
| } | ||
|
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| override fun afterTextChanged(s: Editable) { | ||
| val value = s.toString() | ||
| if (value.trim().isEmpty() || value.contains(" ") || value.contains("\n")) { | ||
| editorWrapper.error = context?.getString(R.string.error_no_valid_item_name) | ||
| } else { | ||
| editorWrapper.error = null | ||
| } | ||
| updateOkButtonState() | ||
| } | ||
|
|
||
| private fun updateOkButtonState() { | ||
| val dialog = this.dialog | ||
| if (dialog is AlertDialog) { | ||
| dialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = | ||
| !editor.isEnabled || editorWrapper.error == null | ||
| } | ||
| } | ||
|
|
||
| companion object { | ||
| fun newInstance(key: String): PrefDialogFragment { | ||
| val f = PrefDialogFragment() | ||
| f.arguments = bundleOf(ARG_KEY to key) | ||
| return f | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| fun String?.toItemUpdatePrefValue(): Pair<Boolean, String> { | ||
| val pos = this?.indexOf('|') | ||
| if (pos == null || pos < 0) { | ||
| return Pair(false, "") | ||
| } | ||
| return Pair(this!!.substring(0, pos).toBoolean(), substring(pos + 1)) | ||
| } |
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