Wladimir J. van der Laan
13 years ago
13 changed files with 434 additions and 7 deletions
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<?xml version="1.0" encoding="UTF-8"?> |
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<ui version="4.0"> |
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<class>QRCodeDialog</class> |
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<widget class="QDialog" name="QRCodeDialog"> |
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<property name="geometry"> |
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<rect> |
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<x>0</x> |
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<y>0</y> |
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<width>320</width> |
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<height>404</height> |
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</rect> |
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</property> |
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<property name="windowTitle"> |
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<string>Dialog</string> |
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</property> |
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<layout class="QVBoxLayout" name="verticalLayout_3"> |
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<item> |
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<widget class="QLabel" name="lblQRCode"> |
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<property name="sizePolicy"> |
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<sizepolicy hsizetype="Expanding" vsizetype="Expanding"> |
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<horstretch>0</horstretch> |
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<verstretch>0</verstretch> |
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</sizepolicy> |
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</property> |
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<property name="minimumSize"> |
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<size> |
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<width>300</width> |
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<height>300</height> |
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</size> |
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</property> |
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<property name="text"> |
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<string>QR Code</string> |
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</property> |
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<property name="alignment"> |
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<set>Qt::AlignCenter</set> |
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</property> |
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</widget> |
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</item> |
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<item> |
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<widget class="QWidget" name="widget" native="true"> |
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<layout class="QVBoxLayout" name="verticalLayout_2"> |
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<item> |
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<layout class="QHBoxLayout" name="horizontalLayout_2"> |
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<item> |
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<layout class="QVBoxLayout" name="verticalLayout"> |
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<item> |
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<widget class="QCheckBox" name="chkReq"> |
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<property name="enabled"> |
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<bool>true</bool> |
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</property> |
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<property name="text"> |
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<string>Request Payment</string> |
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</property> |
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</widget> |
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</item> |
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<item> |
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<layout class="QHBoxLayout" name="horizontalLayout"> |
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<item> |
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<widget class="QLabel" name="lblAm1"> |
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<property name="sizePolicy"> |
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<sizepolicy hsizetype="Preferred" vsizetype="Maximum"> |
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<horstretch>0</horstretch> |
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<verstretch>0</verstretch> |
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</sizepolicy> |
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</property> |
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<property name="text"> |
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<string>Amount:</string> |
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</property> |
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<property name="alignment"> |
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> |
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</property> |
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<property name="buddy"> |
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<cstring>lnReqAmount</cstring> |
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</property> |
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</widget> |
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</item> |
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<item> |
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<widget class="QLineEdit" name="lnReqAmount"> |
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<property name="enabled"> |
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<bool>false</bool> |
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</property> |
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<property name="minimumSize"> |
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<size> |
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<width>60</width> |
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<height>0</height> |
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</size> |
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</property> |
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<property name="alignment"> |
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> |
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</property> |
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</widget> |
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</item> |
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<item> |
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<widget class="QLabel" name="lblAm2"> |
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<property name="sizePolicy"> |
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<sizepolicy hsizetype="Preferred" vsizetype="Maximum"> |
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<horstretch>0</horstretch> |
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<verstretch>0</verstretch> |
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</sizepolicy> |
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</property> |
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<property name="text"> |
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<string>BTC</string> |
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</property> |
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<property name="buddy"> |
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<cstring>lnReqAmount</cstring> |
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</property> |
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</widget> |
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</item> |
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</layout> |
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</item> |
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</layout> |
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</item> |
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<item> |
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<layout class="QGridLayout" name="gridLayout"> |
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<item row="0" column="0"> |
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<widget class="QLabel" name="label_3"> |
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<property name="text"> |
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<string>Label:</string> |
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</property> |
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<property name="alignment"> |
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> |
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</property> |
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<property name="buddy"> |
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<cstring>lnLabel</cstring> |
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</property> |
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</widget> |
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</item> |
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<item row="0" column="1"> |
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<widget class="QLineEdit" name="lnLabel"> |
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<property name="minimumSize"> |
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<size> |
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<width>100</width> |
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<height>0</height> |
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</size> |
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</property> |
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</widget> |
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</item> |
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<item row="1" column="0"> |
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<widget class="QLabel" name="label_4"> |
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<property name="text"> |
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<string>Message:</string> |
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</property> |
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<property name="alignment"> |
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> |
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</property> |
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<property name="buddy"> |
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<cstring>lnMessage</cstring> |
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</property> |
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</widget> |
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</item> |
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<item row="1" column="1"> |
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<widget class="QLineEdit" name="lnMessage"> |
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<property name="minimumSize"> |
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<size> |
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<width>100</width> |
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<height>0</height> |
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</size> |
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</property> |
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</widget> |
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</item> |
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</layout> |
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</item> |
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</layout> |
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</item> |
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<item> |
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<layout class="QHBoxLayout" name="horizontalLayout_3"> |
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<item> |
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<spacer name="horizontalSpacer"> |
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<property name="orientation"> |
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<enum>Qt::Horizontal</enum> |
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</property> |
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<property name="sizeHint" stdset="0"> |
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<size> |
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<width>40</width> |
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<height>20</height> |
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</size> |
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</property> |
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</spacer> |
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</item> |
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<item> |
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<widget class="QPushButton" name="btnSaveAs"> |
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<property name="text"> |
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<string>&Save As...</string> |
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</property> |
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</widget> |
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</item> |
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</layout> |
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</item> |
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</layout> |
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</widget> |
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</item> |
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</layout> |
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</widget> |
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<resources/> |
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<connections> |
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<connection> |
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<sender>chkReq</sender> |
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<signal>clicked(bool)</signal> |
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<receiver>lnReqAmount</receiver> |
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<slot>setEnabled(bool)</slot> |
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<hints> |
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<hint type="sourcelabel"> |
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<x>92</x> |
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<y>285</y> |
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</hint> |
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<hint type="destinationlabel"> |
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<x>98</x> |
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<y>311</y> |
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</hint> |
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</hints> |
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</connection> |
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</connections> |
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</ui> |
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@ -0,0 +1,106 @@
@@ -0,0 +1,106 @@
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#include "qrcodedialog.h" |
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#include "ui_qrcodedialog.h" |
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#include <QPixmap> |
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#include <QUrl> |
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#include <QFileDialog> |
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#include <QDesktopServices> |
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#include <QDebug> |
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#include <qrencode.h> |
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#define EXPORT_IMAGE_SIZE 256 |
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QRCodeDialog::QRCodeDialog(const QString &title, const QString &addr, const QString &label, bool enableReq, QWidget *parent) : |
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QDialog(parent), |
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ui(new Ui::QRCodeDialog), |
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address(addr) |
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{ |
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ui->setupUi(this); |
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setWindowTitle(title); |
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setAttribute(Qt::WA_DeleteOnClose); |
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ui->chkReq->setVisible(enableReq); |
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ui->lnReqAmount->setVisible(enableReq); |
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ui->lblAm1->setVisible(enableReq); |
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ui->lblAm2->setVisible(enableReq); |
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ui->lnLabel->setText(label); |
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genCode(); |
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} |
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QRCodeDialog::~QRCodeDialog() |
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{ |
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delete ui; |
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} |
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void QRCodeDialog::genCode() { |
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QString uri = getURI(); |
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//qDebug() << "Encoding:" << uri.toUtf8().constData();
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QRcode *code = QRcode_encodeString(uri.toUtf8().constData(), 0, QR_ECLEVEL_L, QR_MODE_8, 1); |
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myImage = QImage(code->width + 8, code->width + 8, QImage::Format_RGB32); |
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myImage.fill(0xffffff); |
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unsigned char *p = code->data; |
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for(int y = 0; y < code->width; y++) { |
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for(int x = 0; x < code->width; x++) { |
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myImage.setPixel(x + 4, y + 4, ((*p & 1) ? 0x0 : 0xffffff)); |
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p++; |
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} |
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} |
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QRcode_free(code); |
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ui->lblQRCode->setPixmap(QPixmap::fromImage(myImage).scaled(300, 300)); |
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} |
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QString QRCodeDialog::getURI() { |
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QString ret = QString("bitcoin:%1").arg(address); |
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int paramCount = 0; |
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if(ui->chkReq->isChecked() && ui->lnReqAmount->text().isEmpty() == false) { |
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bool ok= false; |
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double amount = ui->lnReqAmount->text().toDouble(&ok); |
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if(ok) { |
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ret += QString("?amount=%1X8").arg(ui->lnReqAmount->text()); |
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paramCount++; |
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} |
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} |
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if(ui->lnLabel->text().isEmpty() == false) { |
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QString lbl(QUrl::toPercentEncoding(ui->lnLabel->text())); |
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ret += QString("%1label=%2").arg(paramCount == 0 ? "?" : "&").arg(lbl); |
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paramCount++; |
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} |
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|
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if(ui->lnMessage->text().isEmpty() == false) { |
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QString msg(QUrl::toPercentEncoding(ui->lnMessage->text())); |
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ret += QString("%1message=%2").arg(paramCount == 0 ? "?" : "&").arg(msg); |
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paramCount++; |
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} |
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return ret; |
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} |
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|
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void QRCodeDialog::on_lnReqAmount_textChanged(const QString &) { |
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genCode(); |
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} |
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|
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void QRCodeDialog::on_lnLabel_textChanged(const QString &) { |
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genCode(); |
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} |
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|
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void QRCodeDialog::on_lnMessage_textChanged(const QString &) { |
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genCode(); |
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} |
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|
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void QRCodeDialog::on_btnSaveAs_clicked() |
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{ |
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QString fn = QFileDialog::getSaveFileName(this, "Save Image...", QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation), "Images (*.png)"); |
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if(!fn.isEmpty()) { |
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myImage.scaled(EXPORT_IMAGE_SIZE, EXPORT_IMAGE_SIZE).save(fn); |
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} |
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} |
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|
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void QRCodeDialog::on_chkReq_toggled(bool) |
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{ |
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genCode(); |
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} |
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@ -0,0 +1,37 @@
@@ -0,0 +1,37 @@
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#ifndef QRCODEDIALOG_H |
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#define QRCODEDIALOG_H |
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#include <QDialog> |
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#include <QImage> |
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namespace Ui { |
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class QRCodeDialog; |
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} |
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class QRCodeDialog : public QDialog |
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{ |
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Q_OBJECT |
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public: |
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explicit QRCodeDialog(const QString &title, const QString &address, const QString &label, bool allowReq, QWidget *parent = 0); |
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~QRCodeDialog(); |
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private slots: |
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void on_lnReqAmount_textChanged(const QString &arg1); |
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void on_lnLabel_textChanged(const QString &arg1); |
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void on_lnMessage_textChanged(const QString &arg1); |
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void on_btnSaveAs_clicked(); |
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void on_chkReq_toggled(bool checked); |
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private: |
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Ui::QRCodeDialog *ui; |
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QImage myImage; |
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QString getURI(); |
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QString address; |
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void genCode(); |
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}; |
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#endif // QRCODEDIALOG_H
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After Width: | Height: | Size: 5.9 KiB |
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