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main.qml
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import QtQuick 2.6
import QtQuick.Window 2.2
import CalculatorLogic 1.0
// Main Window
Window {
// ID
id: mainWindow
// Visibility
visible: true
// Size
width: 480
height: 480
// Title
title: qsTr("QTulator")
// Keyboard-Control
Item {
id: keyboardInputArea
width: mainWindow.width
height: mainWindow.height
focus: true
// Key-Input
Keys.onReleased:
{
// Deubg-log
console.log( "Key pressed #" + event.text );
// Logic
if ( event.key === Qt.Key_Enter )
resultText.text = logic.doMath( );
else if ( event.key === Qt.Key_Plus )
resultText.text = logic.setOperationType( "+" )
else if ( event.key === Qt.Key_Minus )
resultText.text = logic.setOperationType( "-" )
else if ( event.text === "/" ) // Can be replaced with key-code.
resultText.text = logic.setOperationType( "/" )
else if ( event.text === "*" ) /// Numpad multiply-key not respond.
resultText.text = logic.setOperationType( "*" )
else if ( event.text === "." )
resultText.text = logic.onDot( );
else if ( event.text === "," )
resultText.text = logic.onDot( );
else
resultText.text = logic.onKeyboardInput( event.text );
// Mark Event as handled.
event.accepted = true;
} // Keys.onReleased
} // Keyboard-Control
// Logic
CalculatorLogic {
id: logic
}
// Style-Model
Style
{
id: guiStyle
}
// State-Machine
// GUI
Rectangle {
// ID
id: resultBox
// Anchors
anchors.left: parent.left
anchors.right: parent.right
anchors.top: parent.top
// Size
//width: parent.width // Not required, because anchors left & right are set.
height: 46
//height: ( ( parent.height * 3 ) / 32 ) + 10 // (1/3 + 10px of Window-Height)
// Border
border.color: "white"
border.width: 1
// Color
color: "#46a2da"
// Result-Text (Label)
Text {
// ID
id: resultText
// Anchors
anchors.leftMargin: buttons.implicitMargin
anchors.rightMargin: buttons.implicitMargin
anchors.fill: parent
// Text-Alignment
horizontalAlignment: Text.AlignRight
verticalAlignment: Text.AlignVCenter
// Default-Text
text: qsTr( "0" )
// Background-Color
color: "white"
// Text0Size
font.pixelSize: 32
// Font-Style
font.family: "Open Sans Regular"
// Text Size-Mode
fontSizeMode: Text.Fit
}
}
// Buttons
Item {
// ID
id: buttons
// Anchors
anchors.top: resultBox.bottom
anchors.left: parent.left
anchors.right: parent.right
anchors.bottom: parent.bottom
// MC
Button {
x: guiStyle.margin
y: 4
width: guiStyle.btnWidth
height: guiStyle.btnHeight
textHeight: 32
id: mc_Btn
text: "MC"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
logic.resetMemory( );
} // onClicked
}
// MR
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 1 * ( width + guiStyle.margin ) )
y: 4
textHeight: 32
id: mr_Btn
text: "MR"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onMR( );
} // onClicked
}
// MS
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 2 * ( width + guiStyle.margin ) )
y: 4
textHeight: 32
id: ms_Btn
text: "MS"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
logic.onMS( );
} // onClicked
}
// C
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 3 * ( width + guiStyle.margin ) )
y: 4
textHeight: 32
id: clear_Btn
text: "C"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
logic.resetLogic( );
resultText.text = "0";
} // onClicked
}
// Erase
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 4 * ( width + guiStyle.margin ) )
y: 4
textHeight: 32
id: erase_Btn
text: "<"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onRemoveLastNumber( );
} // onClicked
}
// 7
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 0 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 1 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_7
text: "7"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "7" );
} // onClicked
}
// 8
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 1 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 1 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_8
text: "8"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "8" );
} // onClicked
}
// 9
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 2 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 1 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_9
text: "9"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "9" );
} // onClicked
}
// +
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 3 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 1 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_sum
text: "+"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.setOperationType( "+" );
} // onClicked
}
// -
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 4 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 1 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_sub
text: "-"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.setOperationType( "-" );
} // onClicked
}
// 4
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 0 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 2 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_4
text: "4"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "4" );
} // onClicked
}
// 5
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 1 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 2 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_5
text: "5"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "5" );
} // onClicked
}
// 6
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 2 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 2 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_6
text: "6"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "6" );
} // onClicked
}
// / (÷)
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 3 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 2 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_div
text: "÷"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.setOperationType( "/" );
} // onClicked
}
// * (×)
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 4 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 2 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_mult
text: "×"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.setOperationType( "*" );
} // onClicked
}
// 1
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 0 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 3 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_1
text: "1"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "1" );
} // onClicked
}
// 2
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 1 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 3 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_2
text: "2"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "2" );
} // onClicked
}
// 3
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 2 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 3 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_3
text: "3"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "3" );
} // onClicked
}
// sqrt
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 3 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 3 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_sqrt
text: "√"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.setOperationType( "sqrt" );
} // onClicked
}
// =
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 4 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 3 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_result
text: "="
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.doMath( );
} // onClicked
}
// -.--- (dot, separator)
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 0 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 4 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_dot
text: "."
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onDot( );
} // onClicked
}
// --0--
Button {
width: guiStyle.btnWidth
height: guiStyle.btnHeight
x: guiStyle.margin + ( 1 * ( width + guiStyle.margin ) )
y: guiStyle.margin + ( 4 * ( height + guiStyle.margin ) )
textHeight: 32
id: btn_0
text: "0"
color: guiStyle.btnColor
anchors.leftMargin: guiStyle.margin
onClicked: {
resultText.text = logic.onNumberInput( "0" );
} // onClicked
}
}
} // Main Window