# Simple gWidgetsWWW2 GUI for mkin
# Set the GUI title and create the parent frame {{{1
require("mkin")
GUI_title <- "Simple Browser based GUI for kinetic evaluations using mkin"
w <- gwindow(GUI_title)
sb <- gstatusbar("Powered by gWidgetsWWW2 and Rook", cont = w)
g <- gframe(GUI_title, cont = w, use.scrollwindow = TRUE, horizontal = FALSE)
# Set default values for project data objects {{{1
project_file <- "mkin_project_1.RData"
# Observed variables {{{2
n.observed <- 2
observed.names = c("parent", paste("M", 1:(n.observed - 1), sep=""))
observed.df = data.frame(Index = 1:n.observed,
Name = observed.names,
Chemical = "NA",
stringsAsFactors = FALSE)
# Studies {{{2
studies.df <- data.frame(Index = as.integer(1),
Author = "FOCUS kinetics workgroup",
Year = "2006", Title = "FOCUS Kinetics",
Datasets = as.integer(3),
stringsAsFactors = FALSE)
# Datasets {{{2
ds <- list()
# FOCUS 2006 datasets {{{3
for (i in 1:6) {
ds.letter = LETTERS[i]
ds.name = paste0("FOCUS_2006_", ds.letter)
ds[[i]] <- list(
study_nr = i,
dataset_nr = 1,
title = paste("FOCUS example dataset", ds.letter),
sampling_times = unique(get(ds.name)$time),
time_unit = "NA",
observed = length(levels(get(ds.name)$name)),
unit = "% AR",
replicates = 1,
data = get(ds.name)
)
ds[[i]]$data$override = "NA"
ds[[i]]$data$weight = 1
}
# Dataframe with datasets for selecting them with the gtable widget {{{2
ds.df <- data.frame(
Index = 1:length(ds),
Study = as.integer(1),
Title = paste("FOCUS example dataset", c("A", "B", "C", "D", "E", "F")),
icon = asIcon(rep("editor", 6)),
stringsAsFactors = FALSE)
# Set the initial dataset number
ds.cur = 1
# Project data management {{{1
upload_file_handler <- function(h, ...) # {{{2
{
tmpfile <- normalizePath(svalue(h$obj), winslash = "/")
try(load(tmpfile))
project_file <<- pr.gf$filename
svalue(wf.ge) <- project_file
observed.gdf[,] <- observed.df
studies.gdf[,] <- studies.df
}
save_to_file_handler <- function(h, ...) # {{{2
{
observed.df <- observed.gdf[,]
studies.df <- studies.gdf[,]
save(observed.df, studies.df, file = project_file)
galert(paste("Saved project contents to", project_file), parent = w)
}
# Add widgets for project data management to an expandable group {{{1
prg <- gexpandgroup("Project definition", cont = g)
pr.vg <- ggroup(cont = prg, horizontal = FALSE)
pr.hg <- ggroup(cont = pr.vg, horizontal = TRUE)
pr.gf <- gfile(text = "Select project file", cont = pr.hg,
handler = upload_file_handler)
pr.vg2 <- ggroup(cont = pr.hg, horizontal = FALSE)
pr.hg2 <- ggroup(cont = pr.vg2, horizontal = TRUE)
glabel("Current project file name is", cont = pr.hg2)
change_project_file_handler = function(h, ...) {
project_file <<- as.character(svalue(h$obj))
}
wf.ge <- gedit(project_file, cont = pr.hg2,
handler = change_project_file_handler)
gbutton("Save current project contents to this file", cont = pr.vg2,
handler = save_to_file_handler)
# Expandable group for observed variables {{{1
ovg <- gexpandgroup("Observed variables", cont = g)
observed.gdf <- gdf(observed.df, name = "Names of observed variables",
width = 500, height = 250, cont = ovg)
observed.gdf$set_column_width(1, 40)
# Expandable group for studies {{{1
stg <- gexpandgroup("Studies", cont = g, horizontal = FALSE)
studies_handler <- function(h, ...) {
delete(ds.e.1, ds.study.gc)
ds.study.gc <<- gcombobox(paste("Study", studies.gdf[,1]), cont = ds.e.1)
}
studies.gdf <- gdf(studies.df, name = "Studies in the project",
handler = function(h, ...) galert("x", parent = w),
width = 500, height = 200, cont = stg)
studies.gdf$set_column_width(1, 40)
studies.gdf$set_column_width(2, 200)
gbutton("Update dataset editor", handler = studies_handler, cont = stg)
# Expandable group for datasets {{{1
dsg <- gexpandgroup("Datasets", cont = g, horizontal = FALSE)
ds.handler <- function(h, ...) {
ds.cur <<- svalue(h$obj, index = FALSE)
delete(dsg, ds.editor)
show_ds_editor(ds.cur)
}
ds.gtable <- gtable(ds.df, handler = ds.handler, width = 500, cont = dsg)
ds.gtable$set_column_width(1, 40)
ds.gtable$set_column_width(2, 40)
ds.gtable$set_column_width(3, 200)
# Dataset editor {{{2
update_dataset_handler <- function(h, ...) {
galert("test", parent = w)
}
show_ds_editor <- function(ds.cur) {
ds.editor <<- gframe(paste("Dataset", ds.cur), horizontal = FALSE, cont = dsg)
ds.e.head <- ggroup(cont = ds.editor, horizontal = FALSE)
ds.e.1 <- ggroup(cont = ds.e.head, horizontal = TRUE)
glabel("Title: ", cont = ds.e.1)
ds.title.ge <- gedit(ds[[ds.cur]]$title, cont = ds.e.1,
handler = update_dataset_handler)
glabel(" from ", cont = ds.e.1)
ds.study.gc <- gcombobox(paste("Study", studies.gdf[,1]), cont = ds.e.1)
ds.e.save <- gbutton("Save changes", cont = ds.e.1,
handler = update_dataset_handler)
ds.e.2 <- glayout(cont = ds.e.head)
ds.e.2[1, 1] <- glabel("Sampling times: ", cont = ds.e.2)
ds.e.2[1, 2] <- gedit(paste(ds[[ds.cur]]$sampling_times, collapse = ", "),
cont = ds.e.2)
ds.e.2[1, 3] <- glabel("Unit: ", cont = ds.e.2)
ds.e.2[1, 4] <- gedit(ds[[ds.cur]]$time_unit, width = 8, cont = ds.e.2)
ds.e.2[2, 1] <- glabel("Observed variables: ", cont = ds.e.2)
ds.e.2[2, 2] <- gedit(ds[[ds.cur]]$observed, cont = ds.e.2)
ds.e.2[2, 3] <- glabel("Unit: ", cont = ds.e.2)
ds.e.2[2, 4] <- gedit(ds[[ds.cur]]$unit, width = 8, cont = ds.e.2)
ds.e.2[3, 1] <- glabel("Replicates: ", cont = ds.e.2)
ds.e.2[3, 2] <- gedit(ds[[ds.cur]]$replicates, width = 2, cont = ds.e.2)
ds.e.2[3, 3:4] <- gbutton("Generate empty grid", cont = ds.e.2,
handler = update_dataset_handler)
visible(ds.e.2) <- TRUE
de.e.gdf <- gdf(ds[[ds.cur]]$data, name = "Kinetic data",
width = 700, height = 700, cont = ds.editor)
de.e.gdf$set_column_width(2, 50)
de.e.gdf$set_column_width(3, 50)
de.e.gdf$set_column_width(4, 50)
}
show_ds_editor(ds.cur)
# 1}}}
# vim: set foldmethod=marker ts=2 sw=2 expandtab:
