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Track Bar Sample

 Keywords: TrackBar Track Bar TrackBar32 msctls_trackbar32 Scroll Slider Percentage 100% InitCommonControlsEx CreateWindowExA TBM_SETRANGE Set Range TBM_GETPOS Get Position
;***************************************************************************
;**   TrackBar32 in a WIL Dialog
;**
;** Purpose: Add TrackBar32 Controls to WIL Dialog
;**
;** http://msdn.microsoft.com/en-us/library/windows/desktop/ff486103(v=vs.85).aspx
;** http://www.minigui.org/api_ref/3.0.12_standalone/group__ctrl__trackbar__msgs.html
;**
;** Developer: Deana Falk 2014.05.06
;***************************************************************************


GoSub UDFS

MyDialogFormat=`WWWDLGED,6.2`

MyDialogCaption=`TrackBar32`
MyDialogX=-01
MyDialogY=-01
MyDialogWidth=300
MyDialogHeight=149
MyDialogNumControls=003
MyDialogProcedure=`MyDialogCallbackProc`
MyDialogFont=`DEFAULT`
MyDialogTextColor=`DEFAULT`
MyDialogBackground=`DEFAULT,DEFAULT`
MyDialogConfig=0

MyDialog001=`009,111,036,012,PUSHBUTTON,"PushButton_OK",DEFAULT,"OK",1,1,DEFAULT,DEFAULT,DEFAULT,DEFAULT`
MyDialog002=`071,111,036,012,PUSHBUTTON,"PushButton_Cancel",DEFAULT,"Cancel",0,2,DEFAULT,DEFAULT,DEFAULT,DEFAULT`
MyDialog003=`035,063,044,020,VARYTEXT,"VaryText_1",vtVariable1,"Vary 1",DEFAULT,30,DEFAULT,"Microsoft Sans Serif|10752|70|34","0|0|255",DEFAULT`

ButtonPushed=Dialog("MyDialog")


Pause('POSITION is',POSITION)
Exit


:UDFS
#DefineFunction InitCommonControls(class)
   ComCtl32 = DirWindows(1):"ComCtl32.dll"
   COMMONCONTROLSEX=BinaryAlloc(8)  ;Create buffer for CommonControlsEX buffer
   BinaryPoke4 (COMMONCONTROLSEX,0,8)
   BinaryPoke4 (COMMONCONTROLSEX,4,class)
   ICC=DllCall (ComCtl32,long:"InitCommonControlsEx",lpbinary:COMMONCONTROLSEX)
   BinaryFree  (COMMONCONTROLSEX) ;Free CommonControlsEX buffer
   Return
#EndFunction

#DefineFunction TrackBarCreate(style,handle,startx,starty,width,height)
   user32 = DirWindows(1):"user32.dll"
   ;Trackbar32 styles
   WM_USER = 1024; 0x0400
   TBS_AUTOTICKS = 1 ;The trackbar control has a tick mark for each increment in its range of values.
   TBS_VERT = 2;The trackbar control is oriented vertically.
   ;TBS_HORZ ;The trackbar control is oriented horizontally. This is the default orientation.
   TBS_TOP = 4;The trackbar control displays tick marks above the control. This style is valid only with TBS_HORZ.
   TBS_BOTTOM = 0 ;The trackbar control displays tick marks below the control. This style is valid only with TBS_HORZ.
   TBS_LEFT = 4;The trackbar control displays tick marks to the left of the control. This style is valid only with TBS_VERT.
   ;TBS_RIGHT ;The trackbar control displays tick marks to the right of the control. This style is valid only with TBS_VERT.
   TBS_BOTH = 8;The trackbar control displays tick marks on both sides of the control. This will be both top and bottom when used with TBS_HORZ or both left and right if used with TBS_VERT.
   ;TBS_NOTICKS ;The trackbar control does not display any tick marks.
   ;TBS_ENABLESELRANGE ;The trackbar control displays a selection range only. The tick marks at the starting and ending positions of a selection range are displayed as triangles (instead of vertical dashes), and the selection range is highlighted.
   ;TBS_FIXEDLENGTH ;The trackbar control allows the size of the slider to be changed with the TBM_SETTHUMBLENGTH message.
   ;TBS_NOTHUMB ;The trackbar control does not display a slider.
   WS_BORDER = 8388608
   WS_CHILD = 1073741824
   WS_VISIBLE = 268435456
   ; Handle to dialog
   hinst = DllHinst("")
   Return DllCall(user32,long:"CreateWindowExA",long:512,lpstr:"msctls_trackbar32",lpstr:"Trackbar",long:WS_CHILD|WS_VISIBLE|TBS_AUTOTICKS|style,long:startx,long:starty,long:width,long:height,long:handle,long:0,long:hinst,long:0)
#EndFunction

#DefineSubRoutine InitDialogConstants()
   ;DialogprocOptions Constants
   MSG_INIT=0                    ; The one-time initialization
   MSG_TIMER=1                   ; Timer event
   MSG_BUTTONPUSHED=2            ; Pushbutton or Picturebutton
   MSG_RADIOPUSHED=3             ; Radiobutton clicked
   MSG_CHECKBOX=4                ; Checkbox clicked
   MSG_EDITBOX=5                 ; Editbox or Multilinebox
   MSG_FILESELECT=6              ; Filelistbox
   MSG_ITEMSELECT=7              ; Itembox
   MSG_COMBOCHANGE=8             ; Combobox/Droplistbox
   MSG_CALENDAR=9                ; Calendar date change
   MSG_SPINNER=10                ; Spinner number change
   MSG_CLOSEVIA49=11             ; Close clicked (Enabled via DialogProcOptions 1002
   MSG_FILEBOXDOUBLECLICK=12     ; Get double-click message on a FileListBox
   MSG_ITEMBOXDOUBLECLICK=13     ; Get double-click message on an ItemBox
   MSG_COMEVENT=14               ; COMCONTROL Event notification from DialogObject (NOT DialogProcOptions)
   MSG_MENUITEM=15               ; MenuItem selected
   MSG_MENUITEMINIT=16           ; MenuItem initialized
   MSG_RESIZE=17                 ; Dialog resized
   MSG_RVITEMSELROW=18           ; Reportview item select row
   MSG_RVDBLCLICKROW=19          ; Reportview double-click row
   MSG_RVCHECKEDITEM=20          ; Reportview checked/unchecked Item
   MSG_RVITEMTEXT=21             ; Reportview changed text of first column
   MSG_RVHEADER=22               ; Reportview header clicked

   DPO_DISABLESTATE=1000         ; codes -1=GetSetting 0=EnableDialog 1=DisableDialog
   DPO_CHANGEBACKGROUND=1001     ; -1=Get Current otherise bitmap or color string
   DPO_CHANGESYSMENU=1002        ; -1=Get Current 0=none 1=close 2=close/min 3=close/max 4=close/min/max
   DPO_CHANGETITLE=1003          ; Set/Get Dialog Title - (-1 to get)
   DPO_GETNAME=1004              ; Returns the name associated with a control's number.
   DPO_GETNUMBER=1005            ; Returns the number associated with a control's name.
   DPO_GETCLIENTAREA=1007        ; Returns a space delimited list of the width and height of the client area.

   ;DialogControlState Constants
   DCSTATE_SETFOCUS=1            ; Give Control Focus
   DCSTATE_QUERYSTYLE=2          ; Query control's style
   DCSTATE_ADDSTYLE=3            ; Add control style
   DCSTATE_REMOVESTYLE=4         ; Remove control style
   DCSTATE_GETFOCUS=5            ; Get control that has focus
   DCSTATE_MOVEMOUSEOVER=6       ; Move the mouse over the control

   DCSTYLE_DEFAULT=0             ; Set Default Style
   DCSTYLE_INVISIBLE=1           ; Set Control Invisible
   DCSTYLE_DISABLED=2            ; Set Control Disabled
   DCSTYLE_NOUSERDATA=4          ; Note: Setable via DialogControlState function ONLY SPINNER control only
   DCSTYLE_READONLY=8            ; Sets control to read-only (user cannot type in data) EDITBOX MULTILINEBOX SPINNER
   DCSTYLE_PASSWORD=16           ; Sets 'password mode' where only *'s are displayed EDITBOX
   DCSTYLE_DEFAULTBUTTON=32      ; Sets a button as the default button PUSHBUTTON PICTUREBUTTON
   DCSTYLE_DIGITSONLY=64         ; Set edit box to accept digits only EDITMOX MULTILINEBOX
   DCSTYLE_FLAT=128              ; Makes a 'flat' hyperlink-looking button PUSHBUTTON PICTUREBUTTON
   DCSTYLE_NOADJUST=256          ; Turns off auto-height adjustment  ITEMBOX FILELISTBOX
   DCSTYLE_TEXTCENTER=512        ; Center text in control VARYTEXT STATICTEXT
   DCSTYLE_TEXTRIGHT=1024        ; Flush-Right text in control VARYTEXT STATICTEXT
   DCSTYLE_NOSELCURLEFT=2048     ; No selection, cursor left EDITBOX MULTILINEBOX
   DCSTYLE_NOSELCURRIGHT=4096    ; No selection, cursor right EDITBOX MULTILINEBOX
   DCSTYLE_SHIELD=8192           ; Display Security Shield icon on button (Vista only) PUSHBUTTON PICTUREBUTTON
   DCSTYLE_MENUCHECK=32768       ; Adds a check mark to the left of a menu item MENUITEM
   DCSTYLE_MENURADIO=65536       ; Adds a radio button like dot graphic to the left of a menu item MENUITEM
   DCSTYLE_MENUSEP=131072        ; Separator bar graphic MENUITEM
   DCSTYLE_MENUBREAK=262144      ; Column break MENUBAR
   DCSTYLE_NOHEADER=524288       ; No header bar REPORTVIEW
   DCSTYLE_COLHEADER=1048576     ; First row column header REPORTVIEW
   DCSTYLE_GRIDLINES=2097152     ; Grid lines REPORTVIEW
   DCSTYLE_SELONEROW=4194304     ; Only one row can be selected at a time REPORTVIEW
   DCSTYLE_SELALLROW = 8388608   ; Highlight complete row REPORTVIEW
   DCSTYLE_SORTASC=16777216      ; Ascending sort REPORTVIEW
   DCSTYLE_SORTDESC=33554432     ; Descending sort REPORTVIEW
   DCSTYLE_EDITCOL=67108864      ; Edit first columns text REPORTVIEW
   DCSTYLE_COLCHECKBOX=134217728 ; Add checkbox to first column REPORTVIEW
   DCSTYLE_INSHEADER=268435456   ; Include column header text REPORTVIEW

   ;DialogControlSet / DialogControlGet Constants
   DC_CHECKBOX=1             ; CHECKBOX REPORTVIEW
   DC_RADIOBUTTON=2          ; RADIOBUTTON
   DC_EDITBOX=3              ; EDITBOX MULTILINEBOX
   DC_TITLE=4                ; PICTURE RADIOBUTTON CHECKBOX PICTUREBUTTON VARYTEXT STATICTEXT GROUPBOX PUSHBUTTON MENUITEM
   DC_ITEMBOXCONTENTS=5      ; ITEMBOX FILELISTBOX DROPLISTBOX REPORTVIEW
   DC_ITEMBOXSELECT=6        ; ITEMBOX FILELISTBOX DROPLISTBOX REPORTVIEW
   DC_CALENDAR=7             ; CALENDAR
   DC_SPINNER=8              ; SPINNER
   DC_MULTITABSTOPS=9        ; MULTILINEBOX
   DC_ITEMSCROLLPOS=10       ; ITEMBOX FILELISTBOX
   DC_BACKGROUNDCOLOR=11     ; RADIOBUTTON CHECKBOX VARYTEXT STATICTEXT GROUPBOX PUSHBUTTON ITEMBOX FILELISTBOX DROPLISTBOX SPINNER EDITBOX MULTILINEBOX REPORTVIEW
   DC_PICTUREBITMAP=12       ; PICTURE PICTUREBUTTON
   DC_TEXTCOLOR=13           ; RADIOBUTTON CHECKBOX VARYTEXT STATICTEXT GROUPBOX PUSHBUTTON ITEMBOX FILELISTBOX DROPLISTBOX SPINNER EDITBOX MULTILINEBOX REPORTVIEW
   DC_ITEMBOXADD=14          ; ITEMBOX FILELISTBOX DROPLISTBOX REPORTVIEW
   DC_ITEMBOXREMOVE=15       ; ITEMBOX FILELISTBOX DROPLISTBOX REPORTVIEW
   DC_RADIOVALUE=16          ; RADIOBUTTON
   DC_POSITION=17            ; ALL CONTROLS (Except MENUBAR and MENUITEM)
   DC_MENUNAMES=18           ; ALL CONTROLS
   DC_HANDLE=19              ; ALL CONTROLS (Except MENUBAR and MENUITEM)
   DC_RVCOLHEAD=20           ; REPORTVIEW
   DC_RVCOLWIDTH=21          ; REPORTVIEW
   DC_RVADDCOL=22            ; REPORTVIEW
   DC_RVREMOVECOL=23         ; REPORTVIEW
   DC_RVMATCHCOL=24          ; REPORTVIEW
   DC_RVCANCELEDIT=25        ; REPORTVIEW
   DC_RVCHECKEDROWS=26       ; REPORTVIEW
   DC_RVJUSTIFY=27           ; REPORTVIEW


   ;DialogObject constants
   DLGOBJECT_ADDEVENT=1      ; Call dialog callback when the specified event occurs
   DLGOBJECT_STOPEVENT=2     ; Stop calling dialog callback when an event previously requested with
   DLGOBJECT_GETOBJECT=3     ; Return an object references to the specified control
   DLGOBJECT_GETPICTURE=4    ; Create and return an object reference to a picture object

   ;Return code constants
   RET_DO_CANCEL=0           ; Cancels dialog
   RET_DO_DEFAULT= -1        ; Continue with default processing for control
   RET_DO_NOT_EXIT= -2       ; Do not exit the dialog
   Return
#EndSubRoutine
;============================================================
;============================================================
;============================================================


#DefineSubRoutine MyDialogCallbackProc(MyDialog_Handle,MyDialog_Message,MyDialog_Name,MyDialog_EventInfo,MyDialog_ChangeInfo)
    InitDialogConstants()                                   ; Initialize Dialog Constants
   ON_EQUAL = @TRUE                                         ; Initialize variable ON_EQUAL
   Switch MyDialog_Message                                  ; Switch based on Dialog Message type
      Case MSG_INIT                                         ; Standard Initialization message
         DialogProcOptions(MyDialog_Handle,MSG_TIMER,100)
         DialogProcOptions(MyDialog_Handle,MSG_BUTTONPUSHED,@TRUE)
         ICC_PROGRESS_CLASS = 32
         InitCommonControls(ICC_PROGRESS_CLASS)
         ; Control Coordinates
         startx = 10
         starty = 10
         width = 400
         height = 50
         TBHandle1 = TrackBarCreate(0,MyDialog_Handle,startx,starty,width,height)

         ;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         ; Set Range Positons of TrackBar32 control
         ;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         ; Set range from 0-100
         WM_USER = 1024
         TBM_SETRANGE = WM_USER+6   ; Set Range of TrackBar32 control
         DllCall(DirWindows(1):"user32.dll",long:"SendMessageA",long:TBHandle1,long:TBM_SETRANGE,long:0,long:100)

         ; Set range from 50-100
         ;TBM_SETRANGEMIN = WM_USER+7 ; Sets the minimum range position for the slider in a trackbar.
         ;TBM_SETRANGEMAX = WM_USER+8 ; Sets the maximum range position for the slider in a trackbar.
         ;redraw = @TRUE
         ;DllCall(DirWindows(1):"user32.dll",long:"SendMessageA",long:TBHandle1,long:TBM_SETRANGEMIN,long:redraw,long:50)
         ;DllCall(DirWindows(1):"user32.dll",long:"SendMessageA",long:TBHandle1,long:TBM_SETRANGEMAX,long:redraw,long:100)

         ;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         ; Set the start oositon of TrackBar32 control
         ;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         ;TBM_SETPOS = WM_USER+5
         ;redraw = @TRUE
         ;DllCall(DirWindows(1):"user32.dll",long:"SendMessageA",long:TBHandle1,long:TBM_SETPOS,long:redraw,long:50)
         Return(RET_DO_NOT_EXIT)
     Case MSG_TIMER
          TBM_GETPOS = 1024 ; Get Positon of TrackBar32 control
          POSITION = DllCall(DirWindows(1):"user32.dll",long:"SendMessageA",long:TBHandle1,long:TBM_GETPOS,long:0,long:0)
          DialogControlSet( MyDialog_Handle, "VaryText_1", DC_TITLE, POSITION )
          Return(RET_DO_NOT_EXIT)
     Case MSG_BUTTONPUSHED
        If MyDialog_Name == "PushButton_OK"                ; OK
               ; Get Positon of TrackBar32 control
               TBM_GETPOS = 1024;  Gets the current logical position of the slider.
               POSITION = DllCall(DirWindows(1):"user32.dll",long:"SendMessageA",long:TBHandle1,long:TBM_GETPOS,long:0,long:0)
              Return(RET_DO_DEFAULT)

        ElseIf MyDialog_Name == "PushButton_Cancel"        ; Cancel
              Return(RET_DO_DEFAULT)

        EndIf                                              ; MyDialog_Name
        Return(RET_DO_CANCEL)

   EndSwitch                                                ; MyDialog_Message
   Return(RET_DO_DEFAULT)
#EndSubRoutine                                              ; End of Dialog Callback MyDialogCallbackProc

;============================================================
;============================================================
;============================================================
Return

Article ID:   W17767

Filename:   Track Bar Sample.txt
File Created: 2014:05:06:11:03:12
Last Updated: 2014:05:06:11:03:12