mirror of https://github.com/cutefishos/calculator
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103 lines
2.9 KiB
QML
103 lines
2.9 KiB
QML
import QtQuick 2.9
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import QtQuick.Layouts 1.3
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import QtQuick.Controls 2.5
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import FishUI 1.0 as FishUI
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import Cutefish.Calculator 1.0
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Item {
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id: zone
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ColumnLayout {
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id: layout
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anchors.fill: parent
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anchors.margins: 0
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ListView {
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id: listView
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model: ListModel { id: historyModel }
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clip: true
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Layout.fillHeight: true
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Layout.fillWidth: true
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flickableDirection: Flickable.VerticalFlick
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ScrollBar.vertical: ScrollBar {}
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onCountChanged: {
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listView.currentIndex = count - 1
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}
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delegate: Item {
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height: label.implicitHeight + FishUI.Units.largeSpacing * 2
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width: parent ? parent.width : undefined
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Label {
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id: label
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anchors.fill: parent
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horizontalAlignment: Qt.AlignRight
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text: historyModel.count > 0 ? historyModel.get(index).text : ""
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elide: Text.ElideMiddle
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color: FishUI.Theme.disabledTextColor
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leftPadding: FishUI.Units.largeSpacing
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rightPadding: FishUI.Units.largeSpacing
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MouseArea {
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hoverEnabled: true
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}
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}
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}
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}
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TextField {
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id: textField
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Layout.preferredHeight: 50
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Layout.fillWidth: true
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Keys.onReturnPressed: appendToTextField('=')
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Keys.onEnterPressed: appendToTextField('=')
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selectByMouse: true
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horizontalAlignment: TextInput.AlignRight
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focus: Qt.StrongFocus
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font.pixelSize: 24
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background: Rectangle {
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border.width: 0
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color: "transparent"
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}
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leftPadding: FishUI.Units.largeSpacing
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rightPadding: FishUI.Units.largeSpacing
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}
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}
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function appendToTextField(text) {
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if (text === '=') {
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var res = calculate(textField.text)
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if (res !== '') {
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var expressionText = textField.text
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textField.text = res
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// If the expression and the result area equal,
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// it will not be added to the ListView
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if (expressionText !== res) {
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expressionText = expressionText + " = " + res
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historyModel.append({"text": expressionText})
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}
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}
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} else if (text === 'C') {
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if (textField.text != "")
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textField.clear()
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else
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historyModel.clear()
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} else if (text === 'BACKSPACE') {
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// backspace
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textField.remove(textField.cursorPosition, textField.cursorPosition - 1)
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} else {
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textField.insert(textField.cursorPosition, text)
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}
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}
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}
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