Simple operations
This commit is contained in:
Sweet Bread
Binary file not shown.
@@ -1,20 +0,0 @@
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{
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"version": 3,
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"artifactType": {
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"type": "APK",
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"kind": "Directory"
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},
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"applicationId": "meow.sweetbread.lincalc",
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"variantName": "debug",
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"elements": [
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{
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"type": "SINGLE",
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"filters": [],
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"attributes": [],
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"versionCode": 1,
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"versionName": "1.0",
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"outputFile": "app-debug.apk"
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}
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],
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"elementType": "File"
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}
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@@ -5,117 +5,382 @@ import androidx.appcompat.app.AppCompatActivity
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import android.os.Bundle
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import android.util.Log
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import android.widget.Button
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import android.widget.ImageButton
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import android.widget.TextView
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import kotlin.math.pow
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import kotlin.math.sqrt
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class MainActivity : AppCompatActivity() {
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private var tmp_buf = ""
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var buffer = listOf<String>()
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private var act_ena = false
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var priority = HashMap<String, Int>()
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private var priority = HashMap<String, Int>()
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private var tokensType = HashMap<String, Tokens>()
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private val leftAssociative = arrayOf("^")
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private var constants = HashMap<String, Double>()
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@SuppressLint("MissingInflatedId", "CutPasteId")
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_main)
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priority.put("+", 1)
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priority.put("-", 1)
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priority.put("*", 2)
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priority.put("/", 2)
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priority["("] = 0
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priority["+"] = 1
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priority["-"] = 1
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priority["*"] = 2
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priority["/"] = 2
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priority["^"] = 3
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val input = findViewById<TextView>(R.id.input)
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tokensType["+"] = Tokens.Operations
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tokensType["-"] = Tokens.Operations
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tokensType["*"] = Tokens.Operations
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tokensType["/"] = Tokens.Operations
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tokensType["^"] = Tokens.Operations
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tokensType["+"] = Tokens.Operations
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tokensType["+"] = Tokens.Operations
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tokensType["("] = Tokens.BracketOpen
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tokensType[")"] = Tokens.BracketClose
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findViewById<Button>(R.id.btn_0).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_1).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_2).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_3).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_4).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_5).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_6).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_7).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_8).setOnClickListener { btnInt(it as Button) }
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findViewById<Button>(R.id.btn_9).setOnClickListener { btnInt(it as Button) }
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constants["π"] = Math.PI
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constants["e"] = Math.E
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findViewById<Button>(R.id.btn_add).setOnClickListener { btnAct(it as Button) }
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findViewById<Button>(R.id.btn_sub).setOnClickListener { btnAct(it as Button) }
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findViewById<Button>(R.id.btn_mul).setOnClickListener { btnAct(it as Button) }
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findViewById<Button>(R.id.btn_div).setOnClickListener { btnAct(it as Button) }
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findViewById<Button>(R.id.btn_0).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_1).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_2).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_3).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_4).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_5).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_6).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_7).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_8).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_9).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_equ).setOnClickListener { toRpn() }
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}
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findViewById<Button>(R.id.btn_dot).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_add).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_sub).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_mul).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_div).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_bro).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_brc).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_pow).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_sqrt).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_pi).setOnClickListener { btn_listener(it as Button) }
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findViewById<Button>(R.id.btn_elr).setOnClickListener { btn_listener(it as Button) }
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fun btnInt(btn: Button) {
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val input = findViewById<TextView>(R.id.input)
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input.text = input.text.toString() + btn.text
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tmp_buf += btn.text
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findViewById<Button>(R.id.btn_x).setOnClickListener { btn_listener(it as Button) }
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act_ena = true
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findViewById<TextView>(R.id.tmp_buf_out).text = tmp_buf
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findViewById<TextView>(R.id.buf_out).text = buffer.toString()
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}
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findViewById<Button>(R.id.btn_equ).setOnClickListener { btn_listener(it as Button) }
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fun btnAct(btn: Button) {
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if (act_ena) {
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val input = findViewById<TextView>(R.id.input)
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input.text = input.text.toString() + btn.text
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if (tmp_buf != "") {
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buffer += tmp_buf
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tmp_buf = ""
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val image = findViewById<TextView>(R.id.input)
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findViewById<ImageButton>(R.id.del).setOnClickListener {
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image.text = image.text.dropLast(1)
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}
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findViewById<Button>(R.id.btn_sbm).setOnClickListener {
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findViewById<TextView>(R.id.last_exp_out).text = findViewById<TextView>(R.id.input).text.toString()
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val equations = findViewById<TextView>(R.id.input).text.toString().split('=')
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if (equations.size == 1) {
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val answer = evaluate(toRpn(tokenizer(equations[0])))
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val value = if (answer.value.toString().split('.')[1] == "0")
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(answer.value as Double).toInt().toString()
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else (answer.value as Double).toFloat().toString()
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findViewById<TextView>(R.id.left_out).text = answer.toString()
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findViewById<TextView>(R.id.last_exp_out).text =
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findViewById<TextView>(R.id.last_exp_out).text.toString() + " = " + value
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findViewById<TextView>(R.id.input).text = ""
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} else {
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var left = evaluate(toRpn(tokenizer(equations[0])))
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var right = evaluate(toRpn(tokenizer(equations[1])))
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if (((left.type == Tokens.Number) and (right.type != Tokens.Number)) or
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(left.type == Tokens.Linear) and (right.type == Tokens.Quadratic)) {
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val tmp = right
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left = right
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right = tmp
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}
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findViewById<TextView>(R.id.left_out).text = left.toString()
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findViewById<TextView>(R.id.right_out).text = right.toString()
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if (left.type == Tokens.Number) {
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val value = if (left.value.toString().split('.')[1] == "0")
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(left.value as Double).toInt().toString()
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else left.value.toString()
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findViewById<TextView>(R.id.last_exp_out).text =
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findViewById<TextView>(R.id.last_exp_out).text.toString() + " = " + value
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findViewById<TextView>(R.id.input).text = ""
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} else if (left.type == Tokens.Linear) {
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val answer: Double
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answer = if (right.type == Tokens.Number)
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(left.value as Linear - right.value as Double).answer()
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else
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(left.value as Linear - right.value as Linear).answer()
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val value: String
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value = if (answer.toString().split('.')[1] == "0")
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answer.toInt().toString()
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else answer.toString()
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findViewById<TextView>(R.id.last_exp_out).text =
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findViewById<TextView>(R.id.last_exp_out).text.toString() +
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"\n${(left.value as Linear).name} = " + value
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findViewById<TextView>(R.id.input).text = ""
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} else {
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}
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}
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act_ena = false
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buffer += btn.text.toString()
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}
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findViewById<TextView>(R.id.buf_out).text = buffer.toString()
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}
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fun toRpn() {
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if (tmp_buf != "") {
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buffer += tmp_buf
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tmp_buf = ""
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private fun tokenizer(exp: String): List<Token> {
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var position = 0
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var tokens = listOf<Token>()
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while (position < exp.length) {
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val chr = exp[position]
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if (chr == ' ') {
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position++
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continue
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} else if ((chr in '0'..'9') or (chr == '.')) {
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var pos = position
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while (pos < exp.length) {
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if (!((exp[pos] in '0'..'9') or (exp[pos] == '.')))
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break
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pos++
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}
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if (tokens.isNotEmpty()) {
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if (tokens.last().type in arrayOf(Tokens.BracketClose, Tokens.Constant, Tokens.Variable))
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tokens += Token(Tokens.Operations, "*")
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}
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tokens += Token(Tokens.Number, exp.substring(position, pos).toDouble())
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position = pos
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} else if (chr == 'X') {
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if (tokens.isNotEmpty()) {
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if (tokens.last().type in arrayOf(Tokens.BracketClose, Tokens.Constant, Tokens.Number))
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tokens += Token(Tokens.Operations, "*")
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}
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tokens += Token(Tokens.Variable, chr.toString())
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position++
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} else if (chr.toString() in constants.keys){
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if (tokens.isNotEmpty()) {
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if (tokens.last().type in arrayOf(Tokens.BracketClose, Tokens.Constant, Tokens.Variable, Tokens.Number))
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tokens += Token(Tokens.Operations, "*")
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}
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tokens += Token(Tokens.Constant, chr.toString())
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position++
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} else if (chr in 'a'..'z') {
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var pos = position
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while (pos < exp.length) {
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if (exp[pos] !in 'a'..'z')
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break
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pos++
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}
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if (tokens.isNotEmpty()) {
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if (tokens.last().type in arrayOf(Tokens.BracketClose, Tokens.Constant, Tokens.Variable))
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tokens += Token(Tokens.Operations, "*")
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}
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tokens += Token(Tokens.Function, exp.substring(position, pos))
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position = pos
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}
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else if (tokensType.containsKey(chr.toString())) {
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if (tokens.isNotEmpty()) {
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if ((tokensType[chr.toString()]!! == Tokens.BracketOpen) and (tokens.last().type == Tokens.Number))
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tokens += Token(Tokens.Operations, "*")
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if ((chr == '-') and (tokens.last().type != Tokens.Number))
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tokens += Token(Tokens.Number, 0.toDouble())
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} else if (chr == '-')
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tokens += Token(Tokens.Number, 0.toDouble())
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tokens += Token(tokensType[chr.toString()]!!, chr.toString())
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position++
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} else {
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findViewById<TextView>(R.id.input).error = "Неизвестный символ: ${exp[position]}"
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break
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}
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}
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findViewById<TextView>(R.id.tmp_buf_out).text = tmp_buf
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findViewById<TextView>(R.id.buf_out).text = buffer.toString()
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var out_buf = listOf<String>()
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var act_stc = listOf<String>()
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var new_tokens = listOf<Token>()
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Log.d("Meow!", buffer.toString())
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for (token in tokens) {
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if (token.type == Tokens.Constant) {
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new_tokens += Token(Tokens.Number, constants[token.value]!!)
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} else {
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new_tokens += token
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}
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}
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for (token in buffer) {
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if (token.toBigDecimalOrNull() != null)
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Log.i("Meow!", new_tokens.toString())
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return new_tokens
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}
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private fun btn_listener(btn: Button) {
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val input = findViewById<TextView>(R.id.input)
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input.text = input.text.toString() + btn.text.toString()
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}
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fun toRpn(tokens: List<Token>): List<Token> {
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var out_buf = listOf<Token>()
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val act_buf = arrayListOf<Token>()
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for (token in tokens) {
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if (token.type in arrayOf(Tokens.Number, Tokens.Variable))
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out_buf += token
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else if (token in listOf<String>("+", "-", "*", "/")) {
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// if (act_stc.lastOrNull() == null)
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// act_stc += token
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// else if (priority[token]!! > priority[act_stc.last()]!!)
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// act_stc += token
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// else {
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// out_buf += act_stc.last()
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// act_stc = act_stc.dropLast(1)
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// act_stc += token
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// }
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if (act_stc.lastOrNull() != null) {
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while (priority[token]!! <= priority[act_stc.last()]!!) {
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out_buf += act_stc.last()
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act_stc = act_stc.dropLast(1)
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if (act_stc.isEmpty())
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else if (token.type == Tokens.Function)
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act_buf += token
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else if (token.type == Tokens.Operations) {
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if (act_buf.lastOrNull() != null) {
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while (
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(priority[token.value]!! < priority[act_buf.last().value]!!) or
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((priority[token.value]!! == priority[act_buf.last().value]!!) and
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(token.value in leftAssociative))) {
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out_buf += act_buf.removeLast()
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if (act_buf.isEmpty())
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break
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}
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}
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act_stc += token
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act_buf += token
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} else if (token.type == Tokens.BracketOpen)
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act_buf += token
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else if (token.type == Tokens.BracketClose){
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while (act_buf.last().type != Tokens.BracketOpen)
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out_buf += act_buf.removeLast()
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act_buf.removeLast()
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if (act_buf.lastOrNull() != null) {
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if (act_buf.last().type == Tokens.Function)
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out_buf += act_buf.removeLast()
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}
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}
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Log.d("Meow!", "Act: $act_stc\tOut: $out_buf")
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Log.d("Meow!", "Act: $act_buf\tOut: $out_buf")
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}
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out_buf += act_stc.reversed()
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out_buf += act_buf.reversed()
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findViewById<TextView>(R.id.RPN_out).text = out_buf.toString()
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||||
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tmp_buf = ""
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||||
buffer = listOf()
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act_ena = false
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findViewById<TextView>(R.id.input).text = ""
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||||
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Log.d("Meow!", "toRpn: $out_buf")
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return out_buf
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||||
}
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||||
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fun evaluate(ext: List<Token>): Token {
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var position = 0
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var buffer = ext
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||||
var tmp_buf = listOf<Token>()
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||||
|
||||
while (buffer.size != 1) {
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||||
val token = buffer[position]
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||||
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||||
if (token.type == Tokens.Function) {
|
||||
if (token.value == "sqrt") {
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tmp_buf = buffer.dropLast(ext.size - position + 1)
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||||
var res = Token(Tokens.Number, sqrt(buffer[position - 1].value as Double))
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||||
tmp_buf += res
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||||
tmp_buf += buffer.drop(position+1)
|
||||
}
|
||||
} else if (token.type == Tokens.Operations) {
|
||||
val first = buffer[position-2]
|
||||
val second = buffer[position-1]
|
||||
|
||||
//TODO: make operations with other objects
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||||
if (token.value == "+") {
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||||
tmp_buf = buffer.dropLast(ext.size - position + 2)
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||||
var res: Token
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||||
if ((first.type == Tokens.Number) and (second.type == Tokens.Number))
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||||
res = Token(Tokens.Number, (first.value as Double + second.value as Double))
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||||
else if ((first.type == Tokens.Variable) and (second.type == Tokens.Number))
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||||
res = Token(Tokens.Linear, Linear(first.value as String, second.value as Double, 0.toDouble()))
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||||
else
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||||
res = Token(Tokens.Linear, Linear(second.value as String, first.value as Double, 0.toDouble()))
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||||
tmp_buf += res
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||||
tmp_buf += buffer.drop(position+1)
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||||
} else if (token.value == "-") {
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||||
tmp_buf = buffer.dropLast(ext.size - position + 2)
|
||||
val res = Token(Tokens.Number, (first.value as Double - second.value as Double))
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||||
tmp_buf += res
|
||||
tmp_buf += buffer.drop(position+1)
|
||||
} else if (token.value == "*") {
|
||||
tmp_buf = buffer.dropLast(ext.size - position + 2)
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||||
val res: Token
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||||
res = if ((first.type == Tokens.Number) and (second.type == Tokens.Number))
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||||
Token(Tokens.Number, first.value as Double*second.value as Double)
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||||
else if ((first.type == Tokens.Number) and (second.type == Tokens.Variable))
|
||||
Token(Tokens.Linear, Linear(second.value as String, 0.toDouble(), first.value as Double))
|
||||
else if ((first.type == Tokens.Variable) and (second.type == Tokens.Number))
|
||||
Token(Tokens.Linear, Linear(first.value as String, 0.toDouble(), second.value as Double))
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||||
else //if ((first.type == Tokens.Variable) and (second.type == Tokens.Variable))
|
||||
Token(Tokens.Quadratic, Quadratic(first.value as String, 0.toDouble(), 0.toDouble(), 2.toDouble()))
|
||||
tmp_buf += res
|
||||
tmp_buf += buffer.drop(position+1)
|
||||
} else if (token.value == "/") {
|
||||
tmp_buf = buffer.dropLast(ext.size - position + 2)
|
||||
val res = Token(Tokens.Number, first.value as Double/second.value as Double)
|
||||
tmp_buf += res
|
||||
tmp_buf += buffer.drop(position+1)
|
||||
} else if (token.value == "^") {
|
||||
tmp_buf = buffer.dropLast(ext.size - position + 2)
|
||||
val res = Token(
|
||||
Tokens.Number, (first.value as Double)
|
||||
.pow(second.value as Double)
|
||||
)
|
||||
tmp_buf += res
|
||||
tmp_buf += buffer.drop(position + 1)
|
||||
}
|
||||
} else {
|
||||
position++
|
||||
continue
|
||||
}
|
||||
|
||||
buffer = tmp_buf
|
||||
position = 0
|
||||
Log.d("Meow!", buffer.toString())
|
||||
}
|
||||
|
||||
return buffer[0]
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
enum class Tokens {
|
||||
Number,
|
||||
Operations,
|
||||
Function,
|
||||
BracketOpen,
|
||||
BracketClose,
|
||||
Constant,
|
||||
Variable,
|
||||
Linear,
|
||||
Quadratic
|
||||
}
|
||||
|
||||
class Token (val type: Tokens, var value: Any) {
|
||||
override fun toString(): String {
|
||||
return "<$type, $value>"
|
||||
}
|
||||
}
|
||||
|
||||
open class MathObject(val value: Any) {
|
||||
operator fun minus(num: MathObject): MathObject {
|
||||
return MathObject(value)
|
||||
}
|
||||
}
|
||||
|
||||
class Linear(val name: String, private val add: Double, private val mul: Double) : MathObject("$mul*$name+$add") {
|
||||
//TODO: Implement more methods
|
||||
override fun toString(): String {
|
||||
return "$mul*$name+$add"
|
||||
}
|
||||
|
||||
operator fun minus(num: Double): Linear {
|
||||
return Linear(name, add-num, mul)
|
||||
}
|
||||
|
||||
operator fun minus(lin: Linear): Linear {
|
||||
// if (name != lin.name) throw IllegalArgumentException
|
||||
return Linear(name, add-lin.add, mul-lin.mul)
|
||||
}
|
||||
|
||||
fun answer() = -add/mul
|
||||
}
|
||||
|
||||
class Quadratic(name: String, add: Double, mul: Double, pow: Double) {
|
||||
//TODO: Implement more methods
|
||||
}
|
||||
@@ -14,29 +14,117 @@
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toTopOf="parent" />
|
||||
|
||||
<TextView
|
||||
android:id="@+id/tmp_buf_out"
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/input" />
|
||||
|
||||
<TextView
|
||||
android:id="@+id/buf_out"
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/tmp_buf_out" />
|
||||
|
||||
<TextView
|
||||
android:id="@+id/RPN_out"
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/last_exp_out" />
|
||||
|
||||
<TextView
|
||||
android:id="@+id/left_out"
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/RPN_out" />
|
||||
|
||||
<TextView
|
||||
android:id="@+id/right_out"
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/left_out" />
|
||||
|
||||
<ScrollView
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintBottom_toTopOf="@+id/linearLayout2"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/buf_out" />
|
||||
app:layout_constraintTop_toBottomOf="@+id/RPN_out">
|
||||
|
||||
<LinearLayout
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="wrap_content"
|
||||
android:orientation="vertical" >
|
||||
|
||||
<LinearLayout
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="match_parent"
|
||||
android:orientation="vertical">
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_sbm"
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="wrap_content"
|
||||
android:text="Вычислить" />
|
||||
|
||||
<LinearLayout
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="match_parent"
|
||||
android:orientation="horizontal">
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_x"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="X" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_pi"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="π" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_elr"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="e" />
|
||||
</LinearLayout>
|
||||
|
||||
<LinearLayout
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="match_parent"
|
||||
android:orientation="horizontal">
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_bro"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="(" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_brc"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text=")" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_pow"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="^" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_sqrt"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="sqrt" />
|
||||
|
||||
</LinearLayout>
|
||||
|
||||
</LinearLayout>
|
||||
|
||||
</LinearLayout>
|
||||
</ScrollView>
|
||||
|
||||
<LinearLayout
|
||||
android:id="@+id/linearLayout2"
|
||||
@@ -49,7 +137,7 @@
|
||||
|
||||
<LinearLayout
|
||||
android:id="@+id/linearLayout"
|
||||
android:layout_width="match_parent"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:orientation="vertical">
|
||||
|
||||
@@ -62,21 +150,18 @@
|
||||
android:id="@+id/btn_1"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="1" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_2"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="2" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_3"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="3" />
|
||||
</LinearLayout>
|
||||
|
||||
@@ -89,21 +174,18 @@
|
||||
android:id="@+id/btn_4"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="4" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_5"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="5" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_6"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="6" />
|
||||
|
||||
</LinearLayout>
|
||||
@@ -117,21 +199,18 @@
|
||||
android:id="@+id/btn_7"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="7" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_8"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="8" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_9"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:text="9" />
|
||||
|
||||
</LinearLayout>
|
||||
@@ -148,30 +227,19 @@
|
||||
android:text="0" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_bro"
|
||||
android:id="@+id/btn_dot"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:text="(" />
|
||||
android:text="." />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_brc"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:text=")" />
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_equ"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_marginBottom="8dp"
|
||||
android:text="=" />
|
||||
</LinearLayout>
|
||||
|
||||
</LinearLayout>
|
||||
|
||||
<LinearLayout
|
||||
android:layout_width="match_parent"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_weight="1"
|
||||
android:orientation="vertical">
|
||||
|
||||
<Button
|
||||
@@ -203,8 +271,36 @@
|
||||
android:text="/" />
|
||||
</LinearLayout>
|
||||
|
||||
<LinearLayout
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="match_parent"
|
||||
android:layout_weight="1"
|
||||
android:orientation="vertical">
|
||||
|
||||
<Button
|
||||
android:id="@+id/btn_equ"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_marginBottom="8dp"
|
||||
android:text="=" />
|
||||
|
||||
<ImageButton
|
||||
android:id="@+id/del"
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="wrap_content"
|
||||
app:srcCompat="@android:drawable/ic_input_delete" />
|
||||
</LinearLayout>
|
||||
|
||||
</LinearLayout>
|
||||
|
||||
<TextView
|
||||
android:id="@+id/last_exp_out"
|
||||
android:layout_width="0dp"
|
||||
android:layout_height="wrap_content"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/input" />
|
||||
|
||||
<!-- <EditText-->
|
||||
<!-- android:id="@+id/function_in"-->
|
||||
<!-- android:layout_width="0dp"-->
|
||||
|
||||
Reference in New Issue
Block a user