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/* Copyright (c) 1998, 1999, 2003, 2004 Lance Arsenault, (GNU GPL (v2+))
*/
#include "config.h"
#include <iostream>
#ifdef QP_ARCH_DARWIN
# include <limits.h>
# include <float.h>
#else
# include <values.h>
#endif
#include <list>
#include <iomanip>
#include <gtkmm.h>
using namespace Gtk;
#include "errorStr.h"
#include "value_t.h"
#include "Field.h"
#include "Plot.h"
#include "ColorGen.h"
#include "Graph.h"
#include "PlotSelector.h"
#include "ValueSlider.h"
#include "PlotLister.h"
#include "PlotConfig.h"
#include "GraphConfig.h"
#include "MainMenuBar.h"
#include "ButtonBar.h"
#include "StatusBar.h"
#include "MainWindow.h"
#include "App.h"
#include "Source.h"
#include "Globel.h"
std::list<Source *> sources;
const char *Source::TYPE_STRING[] =
{
"NONE",
"SNDFILE",
"ASCII_FILE"
};
Source::Source(void):
fileName(NULL),
baseFileName(NULL)
{
// The inheriting class object will validate this or not.
isValid = false;
setType(NONE);
// Add this to the list of all Source objects.
sources.push_back(this);
};
void Source::addCloseMenus(const char *label)
{
std::list<MainWindow *>::const_iterator win = app->begin();
for(;win != app->end(); win++)
{
(new CloseSourceMenuItem(this, *win))->show();
}
}
Source::~Source(void)
{
closeSourceMenuItems.clear();
if(isValid)
{
// delete all plots that use fields from this Source.
if(app->size() > 0)
{
std::list<MainWindow *>::const_iterator win = app->begin();
for(;win != app->end(); win++)
{
int i;
int n = (*win)->graphsNotebook.get_n_pages();
for(i=0;i<n;i++)
{
Graph *graph = dynamic_cast<Graph *>
((*win)->graphsNotebook.get_nth_page(i));
if(graph)
{
std::list<Field *>::const_iterator field = begin();
while(field != end())
{
bool got_plot = false;
//opSpew << " file=" << __FILE__ << " line=" << __LINE__ << std::endl;
std::list<Plot *>::const_iterator plot;
for(plot=graph->begin(); plot != graph->end(); plot++)
{
if((*plot)->x() == (*field) || (*plot)->y() == (*field))
{
delete (*plot);
got_plot = true;
// Each time we delete a Plot the Graph Plot list
// breaks and must be reinitialized so we can look
// for more plots with this Field. It's because
// Plot::~Plot() uses the Graph list to remove
// itself.
break;
}
}
// If we deleted no more Plots we go to the next Graph.
if(!got_plot) field++;
} // for(;field != end();)
}
}
}
}
// Remove and delete the fields in reverse order so that any
// dependent fields can clean up.
while(size() > 0) // We don't use an iterator here because the
// Field destructor removes itself from the
// list, and so invalidates the iterator if it
// was used.
{
delete (back()); // this will remove it fom the list.
}
}
if(fileName)
free(fileName);
if(baseFileName)
free(baseFileName);
sources.remove(this);
// If this was a valid loaded source let what-ever is lessoning
// know that we are about to delete all the fields that are listed
// in this.
m_signal_removedSource.emit(this);
};
extern "C"
{
static gboolean deleteSLater(gpointer data)
{
gtk_idle_remove_by_data(data);
Source *source = ((struct SourceDeleteLater *) data)->source;
std::list<CloseSourceMenuItem *>::const_iterator it =
source->closeSourceMenuItems.begin();
for(;it != source->closeSourceMenuItems.end(); it++)
{
// remove the close file menu
(*it)->mainWindow->menuBar.getFileMenu().items().remove(*(*it));
// delete the close file menu
delete (*it);
}
// delete the source.
delete source;
return ((gint) 0);
}
}
CloseSourceMenuItem::CloseSourceMenuItem(Source *s, MainWindow *mainWindow_in):
closeImage(Stock::CLOSE, ICON_SIZE_MENU),
mainWindow(mainWindow_in)
{
Glib::ustring str;
str += "Close ";
str += s->getFileName();
add_label(str);
set_image(closeImage);
mainWindow->menuBar.getFileMenu().items().push_back(*this);
signal_activate().
connect(sigc::mem_fun(*this, &CloseSourceMenuItem::deleteSourceLater));
closeImage.show();
s->closeSourceMenuItems.push_back(this);
dl.source = s;
}
void CloseSourceMenuItem::deleteSourceLater(void)
{
gtk_idle_add(deleteSLater, &dl);
}
SigC::Signal1<void, Source *> Source::signal_addedSource()
{
return m_signal_addedSource;
}
SigC::Signal1<void, Source *> Source::m_signal_addedSource;
SigC::Signal1<void, Source *> Source::signal_removedSource()
{
return m_signal_removedSource;
}
SigC::Signal1<void, Source *> Source::m_signal_removedSource;
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