pvbrowser manual http://pvbrowser.org July 19, 2016 II Contents Credits VII Preface IX 1 Introduction 1 2 Installation 3 3 pvbrowser client 5 4 pvdevelop IDE 7 5 Using Qt Creator as IDE 11 6 Programming 15 6.1 Structure of a pvserver . 15 6.1.1 Project file for qmake . 15 6.1.2 main function . 16 6.1.3 masks . 20 6.1.4 slot functions . 24 6.1.5 header file . 27 6.1.6 structure PARAM . 30 6.2 Slot programming . 31 6.3 Util functions . 33 6.4 rllib . 33 6.5 Lua ................................................... 35 6.5.1 main.lua . 35 6.5.2 maskN.lua . 36 6.5.3 maskN slots.lua . 40 6.5.4 modbus.ini . 44 6.6 Python . 45 6.7 Widgets . 47 6.7.1 PushButton . 48 6.7.2 RadioButton . 48 6.7.3 CheckBox . 49 6.7.4 Label . 49 6.7.5 LineEdit . 49 6.7.6 MultiLineEdit . 50 6.7.7 ComboBox . 50 6.7.8 LCDNumber . 50 6.7.9 Slider . 51 6.7.10 Frame . 51 6.7.11 GroupBox . 51 6.7.12 ToolBox . 52 6.7.13 TabWidget . 52 6.7.14 ListBox . 53 6.7.15 Table . 53 III IV CONTENTS 6.7.16 SpinBox . 54 6.7.17 Dial . 54 6.7.18 Line . 55 6.7.19 ProgressBar . 55 6.7.20 ListView . 55 6.7.21 IconView . 56 6.7.22 TextBrowser/WebKit . 56 6.7.23 DateTimeEdit . 57 6.7.24 DateEdit . 57 6.7.25 TimeEdit . 57 6.7.26 QwtThermo . 58 6.7.27 QwtKnob . 58 6.7.28 QwtCounter . 59 6.7.29 QwtWheel . 59 6.7.30 QwtSlider . 59 6.7.31 QwtDial . 60 6.7.32 QwtAnalogClock . 60 6.7.33 QwtCompass . 61 6.7.34 Custom Widgets within pvbrowser . 61 6.8 Graphics . 66 6.8.1 Bitmap graphics . 67 6.8.2 xy graphics . 67 6.8.3 external plotting tools . 70 6.8.4 SVG graphics . 74 6.8.5 OpenGL . 85 6.8.6 VTK . 92 6.8.7 Graphics interface for the server . 96 6.9 Dialogs . 96 6.9.1 MessageBox . 96 6.9.2 InputDialog . 97 6.9.3 FileDialog . 98 6.9.4 ModalDialog . 98 6.9.5 DockWidget . 99 6.9.6 PopupMenu . 100 6.10 Language translations . 100 6.11 Converting units . 102 6.12 Layout Management . 103 6.13 Setting the TAB order . 103 6.14 Using stylesheets within pvbrowser . 103 6.15 Webcam . 106 6.16 Cookies . 107 6.17 Adding httpd functionality to your pvserver . 107 7 Data Acquisition 111 7.0.1 Copy the daemon to the standard directory . 111 7.0.2 The INI file for your daemon . 113 7.0.3 Configure the shared memory and mailbox . 113 7.0.4 Run the daemon and pvserver for testing . 113 7.1 Modbus . ..