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Experimenting with custom keyboard #20

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Experimenting with custom keyboard #20

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46 changes: 46 additions & 0 deletions app/src/main/java/replete/Main.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ import android.content.res.Configuration
import android.os.*
import android.text.*
import android.text.style.ForegroundColorSpan
import android.util.AttributeSet
import android.util.DisplayMetrics
import android.view.animation.AlphaAnimation
import android.view.animation.Animation
Expand Down Expand Up @@ -76,6 +77,19 @@ enum class Messages(val value: Int) {
INIT_FAILED(17),
}

enum class Buttons(val value: String) {
PAREN("("),
SQUARE("["),
CURLY("{"),
COLON(":"),
DBL_QUOTE("\""),
HASH("#"),
PERCENT("%"),
QUOTE("'"),
SYNTAX_QUOTE("`"),
DEREF("@"),
}

class MainActivity : AppCompatActivity() {

private var isVMLoaded = false
Expand Down Expand Up @@ -368,6 +382,30 @@ class MainActivity : AppCompatActivity() {
}
}

inner class ToolBarButton(context: Context, val toolbar: LinearLayout, val text: String) : Button(context) {
init {
val button = LayoutInflater.from(context).inflate(R.layout.button, toolbar, false) as Button
button.text = text
toolbar.addView(button)

button.setOnClickListener {
val field = inputField!!
val cursor = field.selectionStart
when (text) {
Buttons.DBL_QUOTE.value -> autoCloseAndMove(Buttons.DBL_QUOTE.value)
else -> field.text.insert(cursor, text)
}
}
}

private fun autoCloseAndMove(ch: String) {
val field = inputField!!
val cursor = field.selectionStart
field.text.insert(cursor, ch + ch)
field.setSelection(cursor + 1)
}
}

override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)

Expand Down Expand Up @@ -399,6 +437,14 @@ class MainActivity : AppCompatActivity() {
setDeviceType()
setContentView(R.layout.activity_main)

val toolbarBlock = findViewById<HorizontalScrollView>(R.id.toolbar)
val toolbar = findViewById<LinearLayout>(R.id.toolbar_list)
val buttons = listOf("(", "[", "{", ":", "\"", "#", "%", "'", "`", "@")

buttons.forEach {
ToolBarButton(this, toolbar, it)
}

inputField = findViewById(R.id.input)
val replHistory: ListView = findViewById(R.id.repl_history)
evalButton = findViewById(R.id.eval_button)
Expand Down
15 changes: 15 additions & 0 deletions app/src/main/res/drawable/button_bg.xml
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@@ -0,0 +1,15 @@
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_pressed="true">
<shape android:shape="rectangle">
<solid android:color="#C9CED1" />
<corners android:radius="5dp"/>
</shape>
</item>
<item>
<shape android:shape="rectangle">
<solid android:color="#eceff1" />
<corners android:radius="5dp"/>
</shape>
</item>
</selector>
29 changes: 20 additions & 9 deletions app/src/main/res/layout/activity_main.xml
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Expand Up @@ -22,20 +22,31 @@
android:layout_height="0dp" android:id="@+id/eval_button" android:layout_weight="1"
style="@style/Widget.AppCompat.Button.Borderless.Colored"
android:textColor="@android:color/holo_blue_dark" android:layout_marginEnd="8dp"
android:layout_marginRight="8dp" app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_marginBottom="8dp"
app:layout_constraintTop_toBottomOf="@+id/repl_history"/>
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@+id/repl_history" app:layout_constraintBottom_toTopOf="@+id/toolbar"
/>
<EditText
android:layout_width="0dp"
android:layout_height="wrap_content"
android:inputType="text|textMultiLine|textNoSuggestions"
android:ems="10"
android:id="@+id/input" android:layout_marginBottom="8dp"
app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintStart_toStartOf="parent"
android:layout_marginLeft="8dp" android:layout_marginStart="8dp"
android:id="@+id/input"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginStart="8dp"
app:layout_constraintEnd_toStartOf="@+id/eval_button"
android:layout_marginEnd="8dp" android:layout_marginRight="8dp" android:typeface="monospace"
android:textSize="14sp" android:textColor="@android:color/black"/>
android:layout_marginEnd="8dp" android:typeface="monospace"
android:textSize="14sp" android:textColor="@android:color/black"
app:layout_constraintHorizontal_bias="1.0"
app:layout_constraintBottom_toTopOf="@+id/toolbar"/>
<HorizontalScrollView
android:layout_width="0dp"
android:layout_height="52dp" android:id="@+id/toolbar"
app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent" android:background="#eceff1"
app:layout_constraintTop_toBottomOf="@+id/eval_button">
<LinearLayout android:layout_width="wrap_content" android:layout_height="match_parent"
android:orientation="horizontal" android:id="@+id/toolbar_list">
</LinearLayout>
</HorizontalScrollView>

</android.support.constraint.ConstraintLayout>
11 changes: 11 additions & 0 deletions app/src/main/res/layout/button.xml
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@@ -0,0 +1,11 @@
<?xml version="1.0" encoding="utf-8"?>
<Button
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="32dp"
android:layout_height="wrap_content" android:id="@+id/toolbar_button" android:layout_weight="1"
android:fontFamily="monospace"
android:background="@drawable/button_bg"
android:text=""
android:textSize="18sp" android:textColor="#061d28" android:typeface="monospace"
android:textStyle="bold"
style="?android:attr/borderlessButtonStyle"/>