The Ring programming language version 1.3 book - Part 45 of 88
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This document contains documentation on using various Qt GUI widgets like QDockWidget, QTabWidget, QTableWidget, QProgressBar, QSpinBox, QSlider, QDateEdit, and QDial. It provides code examples and explanations for creating and using each widget type. The examples create Qt applications with main windows containing the different widgets and set properties like geometry, text, and values.
The Ring programming language version 1.3 book - Part 45 of 88
- 1. Ring Documentation, Release 1.3 } setstatusbar(status1) show() } exec() } The application during the runtime 49.11 Using QDockWidget In this example we will learn about using the QDockWidget class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setwindowtitle("QDockWidget") setGeometry(100,100,400,400) label1 = new qlabel(win1) { settext("Hello") 49.11. Using QDockWidget 418
- 2. Ring Documentation, Release 1.3 setGeometry(300,300,100,100) } label2 = new qlabel(win1) { settext("How are you ?") setGeometry(100,100,100,100) } dock1 = new qdockwidget(win1,0) { setwidget(label1) SetAllowedAreas(1) } dock2 = new qdockwidget(win1,0) { setwidget(label2) SetAllowedAreas(2) } adddockwidget(Qt_LeftDockWidgetArea,dock1,Qt_Horizontal) adddockwidget(Qt_LeftDockWidgetArea,dock2,Qt_Vertical) show() } exec() } The application during the runtime 49.11. Using QDockWidget 419
- 3. Ring Documentation, Release 1.3 49.12 Using QTabWidget In this example we will learn about using the QTabWidget class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setwindowtitle("Using QTabWidget") setGeometry(100,100,400,400) page1 = new qwidget() { new qpushbutton(page1) { settext("The First Page") } } page2 = new qwidget() { new qpushbutton(page2) { settext("The Second Page") } } page3 = new qwidget() { new qpushbutton(page3) { settext("The Third Page") } } tab1 = new qtabwidget(win1) { inserttab(0,page1,"Page 1") inserttab(1,page2,"Page 2") inserttab(2,page3,"Page 3") setGeometry(100,100,400,400) } status1 = new qstatusbar(win1) { showmessage("Ready!",0) } setstatusbar(status1) showMaximized() } exec() } The application during the runtime 49.12. Using QTabWidget 420
- 4. Ring Documentation, Release 1.3 49.13 Using QTableWidget In this example we will learn about using the QTableWidget class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setGeometry(100,100,1100,370) setwindowtitle("Using QTableWidget") Table1 = new qTableWidget(win1) { setrowcount(10) setcolumncount(10) setGeometry(0,0,800,400) setselectionbehavior(QAbstractItemView_SelectRows) for x = 1 to 10 for y = 1 to 10 item1 = new qtablewidgetitem("R"+X+"C"+Y) setitem(x-1,y-1,item1) next next } setcentralwidget(table1) show() } 49.13. Using QTableWidget 421
- 5. Ring Documentation, Release 1.3 exec() } The application during the runtime 49.14 Using QProgressBar In this example we will learn about using the QProgressBar class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setGeometry(100,100,600,150) setwindowtitle("Using QProgressBar") for x = 10 to 100 step 10 new qprogressbar(win1) { setGeometry(100,x,350,30) setvalue(x) } next show() } exec() } The application during the runtime 49.14. Using QProgressBar 422
- 6. Ring Documentation, Release 1.3 49.15 Using QSpinBox In this example we will learn about using the QSpinBox class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setGeometry(100,100,450,260) setwindowtitle("Using QSpinBox") new qspinbox(win1) { setGeometry(50,100,350,30) setvalue(50) } show() } exec() } The application during the runtime 49.15. Using QSpinBox 423
- 7. Ring Documentation, Release 1.3 49.16 Using QSlider In this example we will learn about using the QSlider class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setGeometry(100,100,500,400) setwindowtitle("Using QSlider") new qslider(win1) { setGeometry(100,100,50,130) settickinterval(50) } new qslider(win1) { setGeometry(100,250,250,30) settickinterval(50) setorientation(Qt_Horizontal) } show() } exec() } The application during the runtime 49.16. Using QSlider 424
- 8. Ring Documentation, Release 1.3 49.17 Using QDateEdit In this example we will learn about using the QDateEdit class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setwindowtitle("Using QDateEdit") setGeometry(100,100,250,100) new qdateedit(win1) { setGeometry(20,40,220,30) } show() } exec() } The application during the runtime 49.17. Using QDateEdit 425
- 9. Ring Documentation, Release 1.3 49.18 Using QDial In this example we will learn about using the QDial class Load "guilib.ring" New qApp { win1 = new qMainWindow() { setGeometry(100,100,450,500) setwindowtitle("Using QDial") new qdial(win1) { setGeometry(100,100,250,300) } show() } exec() } The application during the runtime 49.18. Using QDial 426
- 10. Ring Documentation, Release 1.3 Another Example Load "guilib.ring" New qApp { win1 = new qMainWindow() { setGeometry(100,100,450,500) setwindowtitle("Using QDial") button1 = new QPushButton(win1){ setGeometry(100,350,100,30) settext("Increment") setClickEvent("pIncrement()") } button2 = new QPushButton(win1){ setGeometry(250,350,100,30) settext("Decrement") setClickEvent("pDecrement()") } pdial = new qdial(win1) { 49.18. Using QDial 427