1+ package com.reactnativenavigation.utils
2+
3+ import android.graphics.Color
4+ import android.graphics.PorterDuff
5+ import android.graphics.PorterDuffColorFilter
6+ import android.graphics.drawable.Drawable
7+ import android.text.SpannableString
8+ import android.text.Spanned
9+ import android.view.MenuItem
10+ import android.view.View
11+ import android.widget.ImageButton
12+ import android.widget.TextView
13+ import androidx.appcompat.widget.ActionMenuView
14+ import androidx.appcompat.widget.Toolbar
15+ import androidx.core.view.MenuItemCompat
16+ import androidx.core.view.doOnPreDraw
17+ import com.reactnativenavigation.parse.params.Button
18+ import com.reactnativenavigation.viewcontrollers.button.IconResolver
19+ import com.reactnativenavigation.views.titlebar.TitleBar
20+
21+ open class ButtonPresenter (private val button : Button , private val iconResolver : IconResolver ) {
22+ val styledText: SpannableString
23+ get() {
24+ return SpannableString (button.text.get(" " apply {
25+ setSpan(ButtonSpan (button), 0 , button.text.length(), Spanned .SPAN_EXCLUSIVE_INCLUSIVE )
26+ }
27+ }
28+
29+ open fun tint (drawable : Drawable , tint : Int ) {
30+ drawable.colorFilter = PorterDuffColorFilter (tint, PorterDuff .Mode .SRC_IN )
31+ }
32+
33+ fun applyOptions (titleBar : TitleBar , menuItem : MenuItem , viewCreator : () -> View ) {
34+ applyShowAsAction(menuItem)
35+ applyEnabled(menuItem)
36+ applyComponent(menuItem, viewCreator)
37+ applyAccessibilityLabel(menuItem)
38+ applyIcon(menuItem)
39+
40+ applyOptionsDirectlyOnView(titleBar, menuItem) {
41+ applyTestId(it)
42+ applyTextColor(it)
43+ }
44+ }
45+
46+ private fun applyAccessibilityLabel (menuItem : MenuItem ) {
47+ if (button.accessibilityLabel.hasValue()) {
48+ if (button.component.hasValue()) {
49+ menuItem.actionView.contentDescription = button.accessibilityLabel.get()
50+ } else {
51+ MenuItemCompat .setContentDescription(menuItem, button.accessibilityLabel.get())
52+ }
53+ }
54+ }
55+
56+ private fun applyComponent (menuItem : MenuItem , viewCreator : () -> View ) {
57+ if (button.hasComponent()) {
58+ menuItem.actionView = viewCreator()
59+ }
60+ }
61+
62+ private fun applyEnabled (menuItem : MenuItem ) {
63+ menuItem.isEnabled = button.enabled.isTrueOrUndefined
64+ }
65+
66+ private fun applyIcon (menuItem : MenuItem ) {
67+ if (button.hasIcon()) {
68+ loadIcon(object : ImageLoadingListenerAdapter () {
69+ override fun onComplete (drawable : Drawable ) {
70+ setIconColor(drawable)
71+ menuItem.icon = drawable
72+ }
73+ })
74+ }
75+ }
76+
77+ private fun applyShowAsAction (menuItem : MenuItem ) {
78+ if (button.showAsAction.hasValue()) menuItem.setShowAsAction(button.showAsAction.get())
79+ }
80+
81+ private fun applyTestId (view : View ) {
82+ if (button.testId.hasValue()) view.tag = button.testId.get()
83+ }
84+
85+ private fun applyTextColor (view : View ) {
86+ if (view is TextView && button.color.hasValue()) {
87+ view.setTextColor(button.color.get())
88+ }
89+ }
90+
91+ private fun applyOptionsDirectlyOnView (titleBar : TitleBar , menuItem : MenuItem , onViewFound : (View ) -> Unit ) {
92+ titleBar.doOnPreDraw {
93+ if (button.hasComponent()) onViewFound(menuItem.actionView!! )
94+ val buttonsLayout = ViewUtils .findChildByClass(titleBar, ActionMenuView ::class .java)
95+ val buttons = ViewUtils .findChildrenByClass(buttonsLayout, TextView ::class .java)
96+ for (view in buttons) {
97+ if (isTextualButtonView(view) || isIconButtonView(view, menuItem)) {
98+ onViewFound(view)
99+ }
100+ }
101+ }
102+ }
103+
104+ private fun isIconButtonView (view : TextView , menuItem : MenuItem ) = button.icon.hasValue() && ArrayUtils .contains(view.compoundDrawables, menuItem.icon)
105+ private fun isTextualButtonView (view : TextView ) = button.text.hasValue() && button.text.get() == view.text.toString()
106+ private fun loadIcon (callback : ImageLoader .ImagesLoadingListener ) {
107+ iconResolver.resolve(button) { drawable: Drawable ? -> callback.onComplete(drawable!! ) }
108+ }
109+
110+ fun applyNavigationIcon (titleBar : TitleBar , onPress : (String ) -> Unit ) {
111+ iconResolver.resolve(button) { icon: Drawable ->
112+ setIconColor(icon)
113+ titleBar.setNavigationOnClickListener { onPress(button.id) }
114+ titleBar.navigationIcon = icon
115+ setLeftButtonTestId(titleBar)
116+ if (button.accessibilityLabel.hasValue()) titleBar.navigationContentDescription = button.accessibilityLabel.get()
117+ }
118+ }
119+
120+ private fun setIconColor (icon : Drawable ) {
121+ if (button.disableIconTint.isTrue) return
122+ if (button.enabled.isTrueOrUndefined && button.color.hasValue()) {
123+ tint(icon, button.color.get())
124+ } else if (button.enabled.isFalse) {
125+ tint(icon, button.disabledColor[Color .LTGRAY ])
126+ }
127+ }
128+
129+ private fun setLeftButtonTestId (toolbar : Toolbar ) {
130+ if (! button.testId.hasValue()) return
131+ toolbar.post {
132+ ViewUtils .findChildByClass(toolbar, ImageButton ::class .java)?.let {
133+ it.tag = button.testId.get()
134+ }
135+ }
136+ }
137+ }
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