BasicBottomSheet: init
Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>
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Harsh Shandilya
parent
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commit
5d5a068591
2 changed files with 206 additions and 0 deletions
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/*
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* Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
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* SPDX-License-Identifier: GPL-3.0-only
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*/
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package com.zeapo.pwdstore.ui.dialogs
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import android.content.Context
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import android.graphics.drawable.GradientDrawable
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.view.ViewTreeObserver
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import android.widget.FrameLayout
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import androidx.annotation.StringRes
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import androidx.core.view.isVisible
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import com.google.android.material.bottomsheet.BottomSheetBehavior
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import com.google.android.material.bottomsheet.BottomSheetDialog
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import com.google.android.material.bottomsheet.BottomSheetDialogFragment
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import com.zeapo.pwdstore.R
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import com.zeapo.pwdstore.databinding.BasicBottomSheetBinding
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import com.zeapo.pwdstore.utils.resolveAttribute
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import com.zeapo.pwdstore.utils.viewBinding
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/**
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* [BottomSheetDialogFragment] that exposes a simple [androidx.appcompat.app.AlertDialog] like
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* API through [Builder] to create a similar UI, just at the bottom of the screen.
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*/
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class BasicBottomSheet private constructor(
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val title: String,
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val message: String,
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val positiveButtonClickListener: View.OnClickListener?,
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val negativeButtonClickListener: View.OnClickListener?,
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) : BottomSheetDialogFragment() {
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private val binding by viewBinding(BasicBottomSheetBinding::bind)
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private var behavior: BottomSheetBehavior<FrameLayout>? = null
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private val bottomSheetCallback = object : BottomSheetBehavior.BottomSheetCallback() {
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override fun onSlide(bottomSheet: View, slideOffset: Float) {
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}
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override fun onStateChanged(bottomSheet: View, newState: Int) {
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if (newState == BottomSheetBehavior.STATE_COLLAPSED) {
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dismiss()
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}
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}
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}
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
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if (savedInstanceState != null) dismiss()
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return layoutInflater.inflate(R.layout.basic_bottom_sheet, container, false)
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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view.viewTreeObserver.addOnGlobalLayoutListener(object : ViewTreeObserver.OnGlobalLayoutListener {
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override fun onGlobalLayout() {
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view.viewTreeObserver.removeOnGlobalLayoutListener(this)
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val dialog = dialog as BottomSheetDialog? ?: return
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behavior = dialog.behavior
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behavior?.apply {
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state = BottomSheetBehavior.STATE_EXPANDED
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peekHeight = 0
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addBottomSheetCallback(bottomSheetCallback)
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}
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binding.bottomSheetTitle.text = title
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binding.bottomSheetMessage.text = message
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if (positiveButtonClickListener != null) {
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binding.bottomSheetOkButton.isVisible = true
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binding.bottomSheetOkButton.setOnClickListener {
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positiveButtonClickListener.onClick(it)
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dismiss()
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}
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}
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if (negativeButtonClickListener != null) {
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binding.bottomSheetCancelButton.isVisible = true
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binding.bottomSheetCancelButton.setOnClickListener {
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negativeButtonClickListener.onClick(it)
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dismiss()
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}
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}
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}
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})
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val gradientDrawable = GradientDrawable().apply {
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setColor(requireContext().resolveAttribute(android.R.attr.windowBackground))
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}
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view.background = gradientDrawable
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}
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override fun dismiss() {
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super.dismiss()
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behavior?.removeBottomSheetCallback(bottomSheetCallback)
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}
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class Builder(val context: Context) {
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private var title: String? = null
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private var message: String? = null
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private var positiveButtonClickListener: View.OnClickListener? = null
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private var negativeButtonClickListener: View.OnClickListener? = null
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fun setTitleRes(@StringRes titleRes: Int): Builder {
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this.title = context.resources.getString(titleRes)
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return this
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}
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fun setTitle(title: String): Builder {
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this.title = title
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return this
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}
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fun setMessageRes(@StringRes messageRes: Int): Builder {
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this.message = context.resources.getString(messageRes)
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return this
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}
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fun setMessage(message: String): Builder {
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this.message = message
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return this
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}
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fun setPositiveButtonClickListener(listener: View.OnClickListener): Builder {
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this.positiveButtonClickListener = listener
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return this
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}
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fun setNegativeButtonClickListener(listener: View.OnClickListener): Builder {
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this.negativeButtonClickListener = listener
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return this
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}
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fun build(): BasicBottomSheet {
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require(title != null) { "Title needs to be set" }
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require(message != null) { "Message needs to be set" }
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return BasicBottomSheet(
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title!!,
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message!!,
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positiveButtonClickListener,
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negativeButtonClickListener
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)
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}
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}
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}
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61
app/src/main/res/layout/basic_bottom_sheet.xml
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61
app/src/main/res/layout/basic_bottom_sheet.xml
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@ -0,0 +1,61 @@
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<?xml version="1.0" encoding="utf-8"?><!--
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~ Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
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~ SPDX-License-Identifier: GPL-3.0-only
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-->
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<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:paddingBottom="24dp">
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<com.google.android.material.textview.MaterialTextView
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android:id="@+id/bottom_sheet_title"
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style="@style/TextAppearance.MaterialComponents.Headline6"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginStart="8dp"
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android:layout_marginTop="8dp"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent"
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tools:text="Bottom sheet title" />
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<com.google.android.material.textview.MaterialTextView
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android:id="@+id/bottom_sheet_message"
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style="@style/TextAppearance.MaterialComponents.Body1"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_marginStart="8dp"
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android:layout_marginTop="16dp"
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android:layout_marginEnd="8dp"
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app:layout_constraintTop_toBottomOf="@id/bottom_sheet_title"
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tools:text="A long body of text that serves as the bottom sheet message" />
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<com.google.android.material.button.MaterialButton
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android:id="@+id/bottom_sheet_cancel_button"
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style="@style/AppTheme.OutlinedButton"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginTop="24dp"
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android:layout_marginEnd="8dp"
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android:text="@string/dialog_cancel"
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android:visibility="gone"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintTop_toBottomOf="@id/bottom_sheet_message"
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tools:visibility="visible" />
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<com.google.android.material.button.MaterialButton
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android:id="@+id/bottom_sheet_ok_button"
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style="@style/AppTheme.OutlinedButton"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginTop="24dp"
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android:layout_marginEnd="8dp"
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android:text="@string/dialog_ok"
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android:visibility="gone"
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app:layout_constraintEnd_toStartOf="@id/bottom_sheet_cancel_button"
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app:layout_constraintTop_toBottomOf="@id/bottom_sheet_message"
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tools:visibility="visible" />
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</androidx.constraintlayout.widget.ConstraintLayout>
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