6.25.3 Open Dialog Sample Form
Copy and paste this code to a form to execute a sample application that invokes the Open Dialog. The form must be enabled for full RDLMX.
*
*
* COMPONENT: STD_FORM
*
*
Function Options(*DIRECT)
Begin_Com Role(*EXTENDS #PRIM_FORM) CLIENTHEIGHT(686) CLIENTWIDTH(475) HEIGHT(713) LEFT(465) TOP(108) WIDTH(483)
Define_Com Class(#PRIM_LABL) Name(#InitialValuesLbl) CAPTION('Open dialog Inital values') DISPLAYPOSITION(6) HEIGHT(20) LEFT(8) PARENT(#COM_OWNER) TABPOSITION(6) TABSTOP(False) TOP(8) WIDTH(137)
Define_Com Class(#PRIM_LABL) Name(#InitialOpenFileLbl) CAPTION('Initial Directory') DISPLAYPOSITION(5) HEIGHT(20) LEFT(24) PARENT(#COM_OWNER) TABPOSITION(5) TABSTOP(False) TOP(32) WIDTH(81)
Define_Com Class(#PRIM_EDIT) Name(#InitialDirectory) DISPLAYPOSITION(3) LEFT(112) PARENT(#COM_OWNER) SHOWSELECTION(False) SHOWSELECTIONHILIGHT(False) TABPOSITION(3) TOP(32) WIDTH(289)
Define_Com Class(#PRIM_PHBN) Name(#PHBN_1) CAPTION('Start Open File Dialog') DISPLAYPOSITION(1) LEFT(8) PARENT(#COM_OWNER) TABPOSITION(1) TOP(224) WIDTH(161)
Define_Com Class(#PRIM_APPL.ICommonDialogFileOpen) Name(#openFileDlg) Reference(*DYNAMIC)
Define_Com Class(#PRIM_LABL) Name(#ResultLbl) CAPTION('Open File dialog results') DISPLAYPOSITION(7) HEIGHT(25) LEFT(8) PARENT(#COM_OWNER) TABPOSITION(7) TABSTOP(False) TOP(264) WIDTH(121)
Define_Com Class(#PRIM_LABL) Name(#FileCountLb) CAPTION('Selected File Count') DISPLAYPOSITION(4) HEIGHT(20) LEFT(32) PARENT(#COM_OWNER) TABPOSITION(4) TABSTOP(False) TOP(400) WIDTH(105)
Define_Com Class(#PRIM_PHBN) Name(#GotoOpenFileForm) CAPTION('Goto Open File Dialog form') DISPLAYPOSITION(8) LEFT(280) PARENT(#COM_OWNER) TABPOSITION(8) TOP(656) WIDTH(185)
Define_Com Class(#PRIM_EDIT) Name(#FileCount) DISPLAYPOSITION(9) LEFT(152) PARENT(#COM_OWNER) SHOWSELECTION(False) SHOWSELECTIONHILIGHT(False) TABPOSITION(9) TOP(392) WIDTH(49)
Define_Com Class(#PRIM_GPBX) Name(#GPBX_1) DISPLAYPOSITION(10) HEIGHT(81) LEFT(32) PARENT(#COM_OWNER) TABPOSITION(10) TABSTOP(False) TOP(304) WIDTH(193)
Define_Com Class(#PRIM_RDBN) Name(#OkButtonPressed) CAPTION('OK Button pressed') DISPLAYPOSITION(1) LEFT(16) PARENT(#GPBX_1) TABPOSITION(1) TOP(16)
Define_Com Class(#PRIM_RDBN) Name(#CancelButtonPressed) CAPTION('Cancel Button pressed') DISPLAYPOSITION(2) LEFT(16) PARENT(#GPBX_1) TABPOSITION(2) TOP(48) WIDTH(153)
Define_Com Class(#PRIM_CKBX) Name(#ExplorerMode) CAPTION('Explorer Mode') DISPLAYPOSITION(11) LEFT(24) PARENT(#COM_OWNER) TABPOSITION(11) TOP(152)
Define_Com Class(#AAsavefil) Name(#SaveFileDlgForm)
Define_Com Class(#PRIM_CKBX) Name(#Multiselect) CAPTION('Multiselect') DISPLAYPOSITION(12) LEFT(24) PARENT(#COM_OWNER) TABPOSITION(12) TOP(176)
Define_Com Class(#PRIM_EDIT) Name(#Title) DISPLAYPOSITION(13) LEFT(112) PARENT(#COM_OWNER) SHOWSELECTION(False) SHOWSELECTIONHILIGHT(False) TABPOSITION(13) TOP(56) WIDTH(289)
Define_Com Class(#PRIM_LABL) Name(#TitleLbl) CAPTION('Title') DISPLAYPOSITION(14) HEIGHT(25) LEFT(24) PARENT(#COM_OWNER) TABPOSITION(14) TABSTOP(False) TOP(56) WIDTH(81)
Define_Com Class(#PRIM_CKBX) Name(#HideReadOnly) CAPTION('Hide Read-Only') DISPLAYPOSITION(15) LEFT(24) PARENT(#COM_OWNER) TABPOSITION(15) TOP(128)
Define_Com Class(#PRIM_LTBX) Name(#fileLst) DISPLAYPOSITION(2) HEIGHT(210) LEFT(16) PARENT(#COM_OWNER) SHOWSELECTION(True) TABPOSITION(2) TOP(450) WIDTH(225)
Define_Com Class(#PRIM_LBCL) Name(#TRACECOL1) DISPLAYPOSITION(1) PARENT(#fileLst) SOURCE(#STD_TEXT) WIDTH(10)
Define_Com Class(#PRIM_EDIT) Name(#File) DISPLAYPOSITION(16) LEFT(112) PARENT(#COM_OWNER) SHOWSELECTION(False) SHOWSELECTIONHILIGHT(False) TABPOSITION(16) TOP(80) WIDTH(289)
Define_Com Class(#PRIM_LABL) Name(#FileLb) CAPTION('File') DISPLAYPOSITION(17) HEIGHT(23) LEFT(27) PARENT(#COM_OWNER) TABPOSITION(17) TABSTOP(False) TOP(80) WIDTH(54)
Evtroutine Handling(#com_owner.Initialize)
Set Com(#com_owner) CAPTION(*component_desc)
Endroutine
Evtroutine Handling(#PHBN_1.Click)
Invoke Method(#sys_appln.CreateFileOpenDialog) RESULT(#OpenFileDLG)
Define Field(#boolRes) Type(*BOOLEAN)
#OpenFileDLG.Title := #TITLE.Text
#OpenFileDLG.InitialDir := #INITIALDIRECTORY.Text
#OPENFILEDLG.File := #FILE.Text
#OpenFileDLG.AddFilter( 'First entry (*.nothing)' '*.nothing' )
* deliberately make .cpp as .hpp to check overwriting facility later
#OpenFileDLG.AddFilter( 'C++ defn files (*.cpp)' '*.hpp' )
#OpenFileDLG.AddFilter( 'C++ header files ( ended with *.hpp)' '*.hpp' )
* correct the first the initial filter
#OpenFileDLG.FilterCaption<2> := 'C++ defn files (corrected to *.cpp & *.c)'
#OpenFileDLG.FilterExtension<2> := '*.cpp;*.c'
* add an extra filter
#OpenFileDLG.FilterCaption<4> := 'Text Files (*.txt)'
#OpenFileDLG.FilterExtension<4> := '*.txt'
* select something non-default
#OpenFileDLG.FilterIndex := 2
If (#Hidereadonly.ButtonState = checked)
#OPENFILEDLG.HideReadOnly := true
Else
#OPENFILEDLG.HideReadOnly := false
Endif
If (#Explorermode.ButtonState = checked)
#OPENFILEDLG.ExplorerStyle := true
Else
#OPENFILEDLG.ExplorerStyle := false
Endif
If (#Multiselect.ButtonState = checked)
#OPENFILEDLG.MultiSelect := true
Else
#OPENFILEDLG.MultiSelect := false
Endif
Invoke Method(#OpenFileDLG.Show) OKPRESSED(#boolRes) FORMOWNER(#com_self)
* ensure fresh start every time the dialog is open
Clr_List Named(#filelst)
If (#BOOLRES)
#OKBUTTONPRESSED.ButtonChecked := true
#CANCELBUTTONPRESSED.ButtonChecked := false
Define Field(#i) Type(*INT)
#i := 1
#std_count := #oPENFileDLG.FileCount
If Cond(#std_count = 0)
#std_text := #OPENFILEDLG.FileTitle
Add_Entry To_List(#filelst)
Else
Dountil Cond(#i > #std_count)
#std_text := #OPENFileDLG.Files<#i>
Add_Entry To_List(#filelst)
#i := #i + 1
Enduntil
Endif
#FILECOUNT.Value := #OPENFILEDLG.FileCount.AsString
Else
#CANCELBUTTONPRESSED.ButtonChecked := true
#okbUTTONPRESSED.ButtonChecked := false
Endif
Endroutine
Evtroutine Handling(#GotoOpenFileForm.Click)
Invoke Method(#SAVEFILEDLGFORM.ShowForm)
Endroutine
End_Com