| Es++ Sample: FileSystemBrowser |
/******************************************************************************
*
* Copyright (c) 2017 TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* FileSystemBrowser.cpp
*
*****************************************************************************/
//Simple FileSystemBrowser based on Es::Notebook, and Es::ScrolledFileListView
#include <es++/gtkmm-3.0/Application.h>
#include <es++/gtkmm-3.0/ApplicationView.h>
#include <es++/gtkmm-3.0/Notebook.h>
#include <es++/gtkmm-3.0/Label.h>
#include <es++/gtkmm-3.0/ScrolledFileListView.h>
#include <es++/ListT.h>
using namespace Gtk;
namespace Es {
class MainView : public Es::ApplicationView {
private:
Es::Notebook notebook;
Es::ListT<Es::Label > labels;
Es::ListT<
Es::ScrolledFileListView > listviews;
std::string rootdir;
std::string pattern;
public:
MainView(Es::Application& applet,
std::string& name,
Es::Args& args)
:ApplicationView(applet, name, args)
{
int w = (int)args.get(XmNwidth);
int h = (int)args.get(XmNheight);
rootdir = (const char*)args.get(XmNdirectory);
pattern = (const char*)args.get(XmNpattern);
Es::MainLayout& main_layout = get_main_layout();
main_layout.pack_start(notebook);
//main_layout.add(tabbed_window);
add_page(rootdir, rootdir, pattern);
show_all();
}
void add_page(std::string& tab,
std::string& dir, std::string& pattern)
{
Es::Label* label = new Es::Label();
label->set_label(tab);
labels.add(label);
Es::ScrolledFileListView* listview =
new Es::ScrolledFileListView();
listview->listup_folders(dir, pattern);
listview->listup_files(dir, pattern);
listview->get_treeview()
.signal_row_activated().connect(
sigc::mem_fun(*this, &MainView::listview_row_activated) );
listviews.add(listview);
notebook.append_page(*listview, *label);
notebook.show_all();
notebook.set_current_page(-1);
}
void update_page(Es::ScrolledFileListView* listview, std::string& tab,
std::string& dir, std::string& pattern)
{
Es::Label* label = (Es::Label*)notebook.get_tab_label(*listview);
if (label) {
label->set_label(tab);
}
listview->clear();
listview->listup_folders(dir, pattern);
listview->listup_files(dir, pattern);
}
void listview_row_activated(const Gtk::TreeModel::Path& path,
Gtk::TreeViewColumn* column)
{
int current_page = notebook.get_current_page();
std::string fullpath = notebook.get_nth_tab_text(0);
for (int i = 1; i<=current_page; i++) {
std::string text = notebook.get_nth_tab_text(i);
fullpath += text;
fullpath += "/";
}
std::string text = notebook.get_nth_tab_text(current_page);
printf("fullpath %s\n", fullpath.c_str());
Es::ScrolledFileListView* listview=
(Es::ScrolledFileListView*)notebook.get_active_page();
if (listview) {
Glib::RefPtr<Gtk::TreeSelection> selection =
listview->get_treeview()
.get_selection();
Gtk::TreeModel::iterator iter = selection->get_selected();
if(iter) {
Gtk::TreeModel::Row row = *iter;
listview->display(row);
bool folder = listview->is_folder(row);
std::string filename = listview->get_filename(row);
fullpath += filename;
if (folder) {
printf("Selected folder = %s\n", filename.c_str());
printf("Fullpath %s\n", fullpath.c_str());
int next_page = current_page + 1;
Es::ScrolledFileListView* listview =
(Es::ScrolledFileListView*)notebook.get_nth_page(next_page);
if (listview) {
//Update an existing Es::ScrolledFileListView
update_page(listview, filename, fullpath, pattern);
notebook.set_current_page(next_page);
int total_page_num = notebook.get_n_pages();
for (int i = total_page_num-1; i>next_page; i--) {
printf("remove %d\n", i);
Es::ScrolledFileListView* lview = (Es::ScrolledFileListView*)
notebook.get_nth_page(i);
notebook.remove_page(*lview);
listviews.remove(lview);
}
notebook.show_all();
} else {
//Add a new Es::ScrolledFileListView
add_page(filename, fullpath, pattern);
}
} else {
printf("Selected file = %s\n", fullpath.c_str());
}
}
}
}
};
}
int main(int argc, char** argv)
{
Es::Environment env;
try {
std::string name = argv[0];
Es::Application applet(argc, argv);
const char* rootdir = "/"; //getenv("HOME");
const char* pattern = "*";
Es::Args args;
args.set(XmNx, 20);
args.set(XmNy, 40);
args.set(XmNwidth, 800);
args.set(XmNheight,460);
args.set(XmNdirectory, rootdir);
args.set(XmNpattern, pattern);
Es::MainView mainv(applet, name, args);
mainv.show();
applet.run(mainv);
} catch (Es::Exception& ex) {
caught(ex);
} catch (...) {
printf("Get exception \n");
}
return 0;
}