Create seekbar prefs

9 files changed, 144 insertions, 9 deletions

diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefBinder.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefBinder.kt
index 7f42d2a..974e6cf 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefBinder.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefBinder.kt
@@ -116,5 +116,13 @@ class KPrefAdapterBuilder(internal val globalOptions: GlobalOptions) {
             .apply { builder() }))
 
     @KPrefMarker
+    fun seekbar(@StringRes title: Int,
+                getter: (() -> Int),
+                setter: ((value: Int) -> Unit),
+                builder: KPrefSeekbar.KPrefSeekbarContract.() -> Unit = {})
+            = list.add(KPrefSeekbar(KPrefSeekbar.KPrefSeekbarBuilder(globalOptions, title, getter, setter)
+            .apply { builder() }))
+
+    @KPrefMarker
     internal val list: MutableList<KPrefItemCore> = mutableListOf()
 }
\ No newline at end of file
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefCheckbox.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefCheckbox.kt
index 22cc927..999a718 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefCheckbox.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefCheckbox.kt
@@ -12,7 +12,7 @@ import ca.allanwang.kau.utils.tint
  * Checkbox preference
  * When clicked, will toggle the preference and the apply the result to the checkbox
  */
-class KPrefCheckbox(builder: BaseContract<Boolean>) : KPrefItemBase<Boolean>(builder) {
+open class KPrefCheckbox(builder: BaseContract<Boolean>) : KPrefItemBase<Boolean>(builder) {
 
     override fun defaultOnClick(itemView: View, innerContent: View?): Boolean {
         pref = !pref
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefColorPicker.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefColorPicker.kt
index c573939..762bcf4 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefColorPicker.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefColorPicker.kt
@@ -16,7 +16,7 @@ import ca.allanwang.kau.kpref.KPrefMarker
  * ColorPicker preference
  * When a color is successfully selected in the dialog, it will be saved as an int
  */
-class KPrefColorPicker(val builder: KPrefColorContract) : KPrefItemBase<Int>(builder) {
+open class KPrefColorPicker(val builder: KPrefColorContract) : KPrefItemBase<Int>(builder) {
 
     override fun onPostBindView(viewHolder: ViewHolder, textColor: Int?, accentColor: Int?) {
         super.onPostBindView(viewHolder, textColor, accentColor)
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefHeader.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefHeader.kt
index fa8efff..4068496 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefHeader.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefHeader.kt
@@ -10,7 +10,7 @@ import ca.allanwang.kau.kpref.KPrefMarker
  * Header preference
  * This view just holds a title and is not clickable. It is styled using the accent color
  */
-class KPrefHeader(builder: CoreContract) : KPrefItemCore(builder) {
+open class KPrefHeader(builder: CoreContract) : KPrefItemCore(builder) {
 
     override fun getLayoutRes(): Int = R.layout.kau_preference_header
 
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefItemCore.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefItemCore.kt
index 5f684ba..18d1bae 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefItemCore.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefItemCore.kt
@@ -67,7 +67,8 @@ abstract class KPrefItemCore(val core: CoreContract) : AbstractItem<KPrefItemCor
             title.text = null
             desc?.text = null
             icon?.setImageDrawable(null)
-//            innerFrame?.removeAllViews()
+            innerFrame?.removeAllViews()
+            lowerFrame?.removeAllViews()
         }
     }
 
@@ -107,19 +108,35 @@ abstract class KPrefItemCore(val core: CoreContract) : AbstractItem<KPrefItemCor
         val desc: TextView? by bindOptionalView(R.id.kau_pref_desc)
         val icon: ImageView? by bindOptionalView(R.id.kau_pref_icon)
         val innerFrame: LinearLayout? by bindOptionalView(R.id.kau_pref_inner_frame)
+        val lowerFrame: LinearLayout? by bindOptionalView(R.id.kau_pref_lower_frame)
         val innerContent: View?
             get() = itemView.findViewById(R.id.kau_pref_inner_content)
+        val lowerContent: View?
+            get() = itemView.findViewById(R.id.kau_pref_lower_content)
+
+        inline fun <reified T : View> bindInnerView(@LayoutRes id: Int) = bindInnerView(id) { _: T -> }
 
-        inline fun <reified T : View> bindInnerView(@LayoutRes id: Int): T {
+        inline fun <reified T : View> bindInnerView(@LayoutRes id: Int, onFirstBind: (T) -> Unit): T {
             if (innerFrame == null) throw IllegalStateException("Cannot bind inner view when innerFrame does not exist")
             if (innerContent !is T) {
                 innerFrame!!.removeAllViews()
                 LayoutInflater.from(innerFrame!!.context).inflate(id, innerFrame)
+                onFirstBind(innerContent as T)
             }
             return innerContent as T
         }
 
-        inline fun <reified T : View> getInnerView() = innerContent as T
+        inline fun <reified T : View> bindLowerView(@LayoutRes id: Int) = bindLowerView(id) { _: T -> }
+
+        inline fun <reified T : View> bindLowerView(@LayoutRes id: Int, onFirstBind: (T) -> Unit): T {
+            if (lowerFrame == null) throw IllegalStateException("Cannot bind inner view when lowerContent does not exist")
+            if (lowerContent !is T) {
+                lowerFrame!!.removeAllViews()
+                LayoutInflater.from(lowerFrame!!.context).inflate(id, lowerFrame)
+                onFirstBind(lowerContent as T)
+            }
+            return lowerContent as T
+        }
 
         operator fun get(@IdRes id: Int): View = itemView.findViewById(id)
     }
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefPlainText.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefPlainText.kt
index a782430..6f7adf8 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefPlainText.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefPlainText.kt
@@ -12,7 +12,7 @@ import ca.allanwang.kau.kpref.GlobalOptions
  * and when the preference is completely handled by the click
  *
  */
-class KPrefPlainText(val builder: KPrefPlainTextBuilder) : KPrefItemBase<Unit>(builder) {
+open class KPrefPlainText(val builder: KPrefPlainTextBuilder) : KPrefItemBase<Unit>(builder) {
 
     override fun defaultOnClick(itemView: View, innerContent: View?): Boolean {
         //nothing
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSeekbar.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSeekbar.kt
new file mode 100644
index 0000000..a6897a3
--- /dev/null
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSeekbar.kt
@@ -0,0 +1,110 @@
+package ca.allanwang.kau.kpref.items
+
+import android.view.View
+import android.widget.SeekBar
+import android.widget.TextView
+import ca.allanwang.kau.R
+import ca.allanwang.kau.kpref.GlobalOptions
+import ca.allanwang.kau.kpref.KPrefException
+import ca.allanwang.kau.logging.KL
+import ca.allanwang.kau.utils.tint
+
+/**
+ * Created by Allan Wang on 2017-06-07.
+ *
+ * Checkbox preference
+ * When clicked, will toggle the preference and the apply the result to the checkbox
+ */
+open class KPrefSeekbar(val builder: KPrefSeekbarContract) : KPrefItemBase<Int>(builder) {
+
+
+    override fun defaultOnClick(itemView: View, innerContent: View?): Boolean = false
+
+    override fun onPostBindView(viewHolder: ViewHolder, textColor: Int?, accentColor: Int?) {
+        super.onPostBindView(viewHolder, textColor, accentColor)
+        val text = viewHolder.bindInnerView<TextView>(R.layout.kau_preference_seekbar_text)
+        if (textColor != null) text.setTextColor(textColor)
+        val tvc = builder.textViewConfigs
+
+        text.tvc()
+        val seekbar = viewHolder.bindLowerView<SeekBar>(R.layout.kau_preference_seekbar) {
+            it.max = builder.range
+            it.incrementProgressBy(builder.increments)
+            it.setOnSeekBarChangeListener(object : SeekBar.OnSeekBarChangeListener {
+                override fun onProgressChanged(sb: SeekBar, progress: Int, fromUser: Boolean) {
+                    text.text = builder.toText(progress.fromProgress)
+                }
+
+                override fun onStartTrackingTouch(sb: SeekBar) {
+
+                }
+
+                override fun onStopTrackingTouch(sb: SeekBar) {
+                    val trueProgress = sb.progress.fromProgress
+                    pref = trueProgress
+                    KL.d("New pref $trueProgress")
+                }
+            })
+        }
+        if (accentColor != null) seekbar.tint(accentColor)
+        seekbar.progress = pref.toProgress
+    }
+
+    /**
+     * Extension of the base contract
+     */
+    interface KPrefSeekbarContract : BaseContract<Int> {
+        var min: Int
+        var max: Int
+        var increments: Int
+        var range: Int
+        /**
+         * Once a seekbar is let go, calculates what text to show in the text view
+         */
+        var toText: (Int) -> String
+        var textViewConfigs: TextView.() -> Unit
+    }
+
+    /**
+     * Default implementation of [KPrefSeekbarContract]
+     */
+    class KPrefSeekbarBuilder(
+            globalOptions: GlobalOptions,
+            titleRes: Int,
+            getter: () -> Int,
+            setter: (value: Int) -> Unit
+    ) : KPrefSeekbarContract, BaseContract<Int> by BaseBuilder(globalOptions, titleRes, getter, setter) {
+
+        override var min: Int = 0
+            set(value) {
+                field = value
+                range = -1
+            }
+        override var max: Int = 100
+            set(value) {
+                field = value
+                range = -1
+            }
+        override var increments: Int = 1
+
+        override var range: Int = max - min
+                //value doesn't matter; setting will prompt the check
+            set(value) {
+                if (max <= min) throw KPrefException("Range min ($min) must be smaller than max ($max)")
+                field = max - min
+            }
+
+        override var toText: (Int) -> String = { it.toString() }
+
+        override var textViewConfigs: TextView.() -> Unit = {}
+    }
+
+    val Int.toProgress: Int
+        get() = this - builder.min
+
+    val Int.fromProgress: Int
+        get() = this + builder.min
+
+    override fun getType(): Int = R.id.kau_item_pref_seekbar
+
+}
\ No newline at end of file
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSubItems.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSubItems.kt
index 51625ab..f373ec4 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSubItems.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefSubItems.kt
@@ -12,7 +12,7 @@ import ca.allanwang.kau.kpref.KPrefAdapterBuilder
  * When clicked, will navigate to a new set of preferences and add the old list to a stack
  *
  */
-class KPrefSubItems(val builder: KPrefSubItemsContract) : KPrefItemCore(builder) {
+open class KPrefSubItems(val builder: KPrefSubItemsContract) : KPrefItemCore(builder) {
 
     override fun onClick(itemView: View, innerContent: View?): Boolean {
         builder.globalOptions.showNextPrefs(builder.titleRes, builder.itemBuilder)
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefText.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefText.kt
index 8662b6a..9c44cd4 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefText.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/items/KPrefText.kt
@@ -14,7 +14,7 @@ import ca.allanwang.kau.utils.toast
  * This is still a generic preference
  *
  */
-class KPrefText<T>(val builder: KPrefTextContract<T>) : KPrefItemBase<T>(builder) {
+open class KPrefText<T>(val builder: KPrefTextContract<T>) : KPrefItemBase<T>(builder) {
 
     /**
      * Automatically reload on set