# 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"
# Studies {{{2
studies.df <- data.frame(Index = as.integer(1),
Author = "FOCUS kinetics workgroup",
Year = "2006",
Title = "FOCUS Kinetics",
stringsAsFactors = FALSE)
# Datasets {{{2
ds <- list()
# FOCUS 2006 datasets {{{3
for (i in 1:5) {
ds.letter = LETTERS[i]
ds.index <- as.character(i)
ds.name = paste0("FOCUS_2006_", ds.letter)
ds[[ds.index]] <- list(
study_nr = 1,
title = paste("FOCUS example dataset", ds.letter),
sampling_times = unique(get(ds.name)$time),
time_unit = "NA",
observed = as.character(unique(get(ds.name)$name)),
unit = "% AR",
replicates = 1,
data = get(ds.name)
)
ds[[ds.index]]$data$name <- as.character(ds[[ds.index]]$data$name)
ds[[ds.index]]$data$override = "NA"
ds[[ds.index]]$data$weight = 1
}
# Dataframe with datasets for selection with the gtable widget {{{2
update_ds.df <- function() { # {{{3
ds.n <- length(ds)
ds.df <<- data.frame(Index = 1:ds.n,
Study = character(ds.n),
Title = character(ds.n),
stringsAsFactors = FALSE)
for (i in 1:ds.n)
{
ds.index <- names(ds)[[i]]
ds.df[i, "Study"] <<- ds[[ds.index]]$study_nr
ds.df[i, "Title"] <<- ds[[ds.index]]$title
}
}
ds.df <- data.frame()
update_ds.df()
# Set the initial dataset number globally
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
studies.gdf[,] <- studies.df
ds.cur <<- "1"
ds <<- ds
update_ds.df()
ds.gtable[,] <- ds.df
update_ds_editor()
}
save_to_file_handler <- function(h, ...) # {{{2
{
studies.df <- data.frame(studies.gdf[,], stringsAsFactors = FALSE)
save(studies.df, ds, file = project_file)
galert(paste("Saved project contents to", project_file), parent = w)
}
# Add widgets for project file management to an expandable group {{{1
prg <- gexpandgroup("Project file management", 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$obj))
}
wf.ge <- gedit(project_file, cont = pr.hg2,
handler = change_project_file_handler)
gbutton("Save current project contents to this file", cont = pr.vg2,
handler = save_to_file_handler)
# Expandable group for studies {{{1
stg <- gexpandgroup("Studies", cont = g)
update_study_selector <- function(h, ...) {
delete(ds.e.1, ds.study.gc)
ds.study.gc <<- gcombobox(paste("Study", studies.gdf[,1]), cont = ds.e.1)
svalue(ds.study.gc, index = TRUE) <- ds[[ds.cur]]$study_nr
}
studies.gdf <- gdf(studies.df, name = "Studies in the project",
width = 500, height = 200, cont = stg)
studies.gdf$set_column_width(1, 40)
studies.gdf$set_column_width(2, 200)
addHandlerChanged(studies.gdf, update_study_selector)
# Expandable group for datasets {{{1
dsg <- gexpandgroup("Dataset selector", cont = g, horizontal = FALSE)
# Dataset table with handler {{{2
ds.switcher <- function(h, ...) {
ds.cur <<- as.character(svalue(h$obj))
update_ds_editor()
}
ds.gtable <- gtable(ds.df, cont = dsg)
addHandlerClicked(ds.gtable, ds.switcher)
size(ds.gtable) <- list(columnWidths = c(40, 40, 200))
# Dataset editor {{{2
# Handler functions {{{3
copy_dataset_handler <- function(h, ...) {
ds.old <- ds.cur
ds.cur <<- as.character(1 + length(ds))
svalue(ds.editor) <- paste("Dataset", ds.cur)
ds[[ds.cur]] <<- ds[[ds.old]]
update_ds.df()
ds.gtable[,] <- ds.df
}
delete_dataset_handler <- function(h, ...) {
ds[[ds.cur]] <<- NULL
names(ds) <<- as.character(1:length(ds))
ds.cur <<- names(ds)[[1]]
update_ds.df()
ds.gtable[,] <- ds.df
update_ds_editor()
}
new_dataset_handler <- function(h, ...) {
ds.cur <<- as.character(1 + length(ds))
ds[[ds.cur]] <<- list(
study_nr = 1,
title = "",
sampling_times = c(0, 1),
time_unit = "NA",
observed = "parent",
unit = "NA",
replicates = 1,
data = data.frame(
name = "parent",
time = c(0, 1),
value = c(100, NA),
override = "NA",
weight = 1,
stringsAsFactors = FALSE
)
)
update_ds.df()
ds.gtable[,] <- ds.df
update_ds_editor()
}
empty_grid_handler <- function(h, ...) {
obs <- strsplit(svalue(ds.e.obs), ", ")[[1]]
sampling_times <- strsplit(svalue(ds.e.st), ", ")[[1]]
replicates <- as.numeric(svalue(ds.e.rep))
new.data = data.frame(
name = rep(obs, each = replicates * length(sampling_times)),
time = rep(sampling_times, each = replicates, times = length(obs)),
value = "NA",
override = "NA",
weight = 1
)
ds.e.gdf[,] <- new.data
}
save_ds_changes_handler <- function(h, ...) {
ds[[ds.cur]]$title <<- svalue(ds.title.ge)
ds[[ds.cur]]$study_nr <<- as.numeric(gsub("Study ", "", svalue(ds.study.gc)))
update_ds.df()
ds.gtable[,] <- ds.df
tmpd <- ds.e.gdf[,]
ds[[ds.cur]]$data <<- tmpd
ds[[ds.cur]]$sampling_times <<- sort(unique(tmpd$time))
ds[[ds.cur]]$time_unit <<- svalue(ds.e.stu)
ds[[ds.cur]]$observed <<- unique(tmpd$name)
ds[[ds.cur]]$unit <<- svalue(ds.e.obu)
ds[[ds.cur]]$replicates <<- max(aggregate(tmpd$time,
list(tmpd$time, tmpd$name), length)$x)
update_ds_editor()
}
# Widget setup {{{3
ds.editor <- gframe("Dataset 1", horizontal = FALSE, cont = dsg)
# Line 1 {{{4
ds.e.1 <- ggroup(cont = ds.editor, horizontal = TRUE)
glabel("Title: ", cont = ds.e.1)
ds.title.ge <- gedit(ds[[ds.cur]]$title, cont = ds.e.1)
glabel(" from ", cont = ds.e.1)
ds.study.gc <- gcombobox(paste("Study", studies.gdf[,1]), cont = ds.e.1)
# Line 2 {{{4
ds.e.2 <- ggroup(cont = ds.editor, horizontal = TRUE)
gbutton("Copy dataset", cont = ds.e.2, handler = copy_dataset_handler)
gbutton("Delete dataset", cont = ds.e.2, handler = delete_dataset_handler)
gbutton("New dataset", cont = ds.e.2, handler = new_dataset_handler)
# Line 3 with forms {{{4
ds.e.forms <- ggroup(cont= ds.editor, horizontal = TRUE)
ds.e.3a <- gvbox(cont = ds.e.forms)
ds.e.3a.gfl <- gformlayout(cont = ds.e.3a)
ds.e.st <- gedit(paste(ds[[ds.cur]]$sampling_times, collapse = ", "),
width = 50,
label = "Sampling times",
cont = ds.e.3a.gfl)
ds.e.stu <- gedit(ds[[ds.cur]]$time_unit,
width = 20,
label = "Unit", cont = ds.e.3a.gfl)
ds.e.rep <- gedit(ds[[ds.cur]]$replicates,
width = 20,
label = "Replicates", cont = ds.e.3a.gfl)
ds.e.3b <- gvbox(cont = ds.e.forms)
ds.e.3b.gfl <- gformlayout(cont = ds.e.3b)
ds.e.obs <- gedit(paste(ds[[ds.cur]]$observed, collapse = ", "),
width = 50,
label = "Observed", cont = ds.e.3b.gfl)
ds.e.obu <- gedit(ds[[ds.cur]]$unit,
width = 20, label = "Unit",
cont = ds.e.3b.gfl)
gbutton("Generate empty grid for kinetic data", cont = ds.e.3b,
handler = empty_grid_handler)
# Save button {{{4
gbutton("Save changes", cont = ds.editor, handler = save_ds_changes_handler)
# Kinetic Data {{{4
ds.e.gdf <- gdf(ds[[ds.cur]]$data, name = "Kinetic data",
width = 700, height = 700, cont = ds.editor)
ds.e.gdf$set_column_width(2, 70)
# Update the editor {{{3
update_ds_editor <- function() {
svalue(ds.editor) <- paste("Dataset", ds.cur)
svalue(ds.title.ge) <- ds[[ds.cur]]$title
svalue(ds.study.gc, index = TRUE) <- ds[[ds.cur]]$study_nr
svalue(ds.e.st) <- paste(ds[[ds.cur]]$sampling_times, collapse = ", ")
svalue(ds.e.stu) <- ds[[ds.cur]]$time_unit
svalue(ds.e.obs) <- paste(ds[[ds.cur]]$observed, collapse = ", ")
svalue(ds.e.obu) <- ds[[ds.cur]]$unit
svalue(ds.e.rep) <- ds[[ds.cur]]$replicates
ds.e.gdf[,] <- ds[[ds.cur]]$data
}
# 3}}}
# 2}}}
# 1}}}
# vim: set foldmethod=marker ts=2 sw=2 expandtab:
