R/cdtDownloadDEM_dlgBox.R

In rijaf-iri/CDT: Climate Data Tools

download_DEM <- function(){
    if(WindowsOS()){
        largeur0 <- 49
        largeur1 <- 27
    }else{
        largeur0 <- 40
        largeur1 <- 27
    }

    xml.dlg <- file.path(.cdtDir$dirLocal, "languages", "cdtDownloadDEM_dlgBox.xml")
    lang.dlg <- cdtLanguageParse(xml.dlg, .cdtData$Config$lang.iso)

    #####
    tt <- tktoplevel()
    tkgrab.set(tt)
    tkfocus(tt)

    frGrd0 <- tkframe(tt, relief = 'raised', borderwidth = 2)
    frGrd1 <- tkframe(tt)

    #####
    frA1 <- tkframe(frGrd0, relief = 'sunken', bd = 2)

    minLon <- tclVar(.cdtData$GalParams$bbox$minlon)
    maxLon <- tclVar(.cdtData$GalParams$bbox$maxlon)
    minLat <- tclVar(.cdtData$GalParams$bbox$minlat)
    maxLat <- tclVar(.cdtData$GalParams$bbox$maxlat)

    fr_grd <- ttklabelframe(frA1, text = lang.dlg[['label']][['1']], relief = "groove", borderwidth = 2)

    grd_llon <- tklabel(fr_grd, text = lang.dlg[['label']][['2']], anchor = 'e', justify = 'right', width = largeur1)
    grd_llat <- tklabel(fr_grd, text = lang.dlg[['label']][['3']], anchor = 'e', justify = 'right')
    grd_lb1 <- tklabel(fr_grd, text = lang.dlg[['label']][['4']])
    grd_lb2 <- tklabel(fr_grd, text = lang.dlg[['label']][['5']])
    grd_vlon1 <- tkentry(fr_grd, width = 8, justify = "right", textvariable = minLon)
    grd_vlon2 <- tkentry(fr_grd, width = 8, justify = "right", textvariable = maxLon)
    grd_vlat1 <- tkentry(fr_grd, width = 8, justify = "right", textvariable = minLat)
    grd_vlat2 <- tkentry(fr_grd, width = 8, justify = "right", textvariable = maxLat)

    tkgrid(grd_lb1, row = 0, column = 1, sticky = "ew")
    tkgrid(grd_lb2, row = 0, column = 2, sticky = "ew")
    tkgrid(grd_llon, row = 1, column = 0, sticky = "ew")
    tkgrid(grd_vlon1, row = 1, column = 1, sticky = "ew")
    tkgrid(grd_vlon2, row = 1, column = 2, sticky = "ew")
    tkgrid(grd_llat, row = 2, column = 0, sticky = "ew")
    tkgrid(grd_vlat1, row = 2, column = 1, sticky = "ew")
    tkgrid(grd_vlat2, row = 2, column = 2, sticky = "ew")

    tkgrid(fr_grd, row = 0, column = 0, sticky = "ew", padx = 5, pady = 5)

    helpWidget(grd_vlon1, lang.dlg[['tooltip']][['1']], lang.dlg[['status']][['1']])
    helpWidget(grd_vlon2, lang.dlg[['tooltip']][['2']], lang.dlg[['status']][['2']])
    helpWidget(grd_vlat1, lang.dlg[['tooltip']][['3']], lang.dlg[['status']][['3']])
    helpWidget(grd_vlat2, lang.dlg[['tooltip']][['4']], lang.dlg[['status']][['4']])

    #########
    frA2 <- tkframe(frGrd0, relief = 'sunken', bd = 2)

    dir2save <- tclVar(.cdtData$GalParams$dir2save)

    lab2 <- tklabel(frA2, text = lang.dlg[['label']][['6']], anchor = 'w', justify = 'left')
    enfile.save <- tkentry(frA2, textvariable = dir2save, width = largeur0)
    btfile.save <- tkbutton(frA2, text = "...")

    ###
    tkconfigure(btfile.save, command = function(){
        tcl('wm', 'attributes', tt, topmost = FALSE)
        dir2savepth <- tk_choose.dir(.cdtData$GalParams$dir2save, "")
        tcl('wm', 'attributes', tt, topmost = TRUE)
        if(is.na(dir2savepth)) tclvalue(dir2save) <- .cdtData$GalParams$dir2save
        else{
            dir.create(dir2savepth, showWarnings = FALSE, recursive = TRUE)
            tclvalue(dir2save) <- dir2savepth
        }
    })

    ###
    tkgrid(lab2, row = 0, column = 0, sticky = 'we', rowspan = 1, columnspan = 2, padx = 1, pady = 1, ipadx = 1, ipady = 1)
    tkgrid(enfile.save, row = 1, column = 0, sticky = 'we', rowspan = 1, columnspan = 1, padx = 1, pady = 1, ipadx = 1, ipady = 1)
    tkgrid(btfile.save, row = 1, column = 1, sticky = 'we', rowspan = 1, columnspan = 1, padx = 1, pady = 1, ipadx = 1, ipady = 1)

    helpWidget(enfile.save, lang.dlg[['tooltip']][['5']], lang.dlg[['status']][['5']])
    helpWidget(btfile.save, lang.dlg[['tooltip']][['6']], lang.dlg[['status']][['6']])

    ######
    tkgrid(frA1, row = 0, column = 0, sticky = 'we', rowspan = 1, columnspan = 1, padx = 5, pady = 5, ipadx = 1, ipady = 1)
    tkgrid(frA2, row = 1, column = 0, sticky = 'we', rowspan = 1, columnspan = 1, padx = 5, pady = 5, ipadx = 1, ipady = 1)

    ######
    btOK <- ttkbutton(frGrd1, text = lang.dlg[['button']][['1']])
    btCA <- ttkbutton(frGrd1, text = lang.dlg[['button']][['2']])

    tkconfigure(btOK, command = function(){
        if(trimws(tclvalue(dir2save)) %in% c("", "NA")){
            cdt.tkmessageBox(tt, message = lang.dlg[['message']][['1']], icon = "warning", type = "ok")
            tkwait.window(tt)
        }else{
            tkgrab.release(tt)
            tkdestroy(tt)
            tkfocus(.cdtEnv$tcl$main$win)
            tcl('update')

            .cdtData$GalParams$dir2save <- trimws(tclvalue(dir2save))
            .cdtData$GalParams$minlon <- as.numeric(tclvalue(minLon))
            .cdtData$GalParams$maxlon <- as.numeric(tclvalue(maxLon))
            .cdtData$GalParams$minlat <- as.numeric(tclvalue(minLat))
            .cdtData$GalParams$maxlat <- as.numeric(tclvalue(maxLat))
            .cdtData$GalParams$message <- lang.dlg[['message']]

            if(testConnection()){
                Insert.Messages.Out(lang.dlg[['message']][['3']], TRUE, "i")
                ExecDownload_DEM()
            }else{
                Insert.Messages.Out(lang.dlg[['message']][['2']], format = TRUE)
                return(NULL)
            }
        }
    })

    tkconfigure(btCA, command = function(){
        tkgrab.release(tt)
        tkdestroy(tt)
        tkfocus(.cdtEnv$tcl$main$win)
    })

    tkgrid(btCA, row = 0, column = 0, sticky = 'w', padx = 5, pady = 1, ipadx = 1, ipady = 1)
    tkgrid(btOK, row = 0, column = 1, sticky = 'e', padx = 5, pady = 1, ipadx = 1, ipady = 1)

    #####
    tkgrid(frGrd0, row = 0, column = 0, sticky = 'nswe', rowspan = 1, columnspan = 2, padx = 1, pady = 1, ipadx = 1, ipady = 1)
    tkgrid(frGrd1, row = 1, column = 1, sticky = 'se', rowspan = 1, columnspan = 1, padx = 1, pady = 1, ipadx = 1, ipady = 1)

    tkwm.withdraw(tt)
    tcl('update')
    tt.w <- as.integer(tkwinfo("reqwidth", tt))
    tt.h <- as.integer(tkwinfo("reqheight", tt))
    tt.x <- as.integer(.cdtEnv$tcl$data$width.scr*0.5 - tt.w*0.5)
    tt.y <- as.integer(.cdtEnv$tcl$data$height.scr*0.5 - tt.h*0.5)
    tkwm.geometry(tt, paste0('+', tt.x, '+', tt.y))
    tkwm.transient(tt)
    tkwm.title(tt, lang.dlg[['title']])
    tkwm.deiconify(tt)
    tcl('wm', 'attributes', tt, topmost = TRUE)

    tkfocus(tt)
    tkbind(tt, "<Destroy>", function(){
        tkgrab.release(tt)
        tkfocus(.cdtEnv$tcl$main$win)
    })
    tkwait.window(tt)
}