finalcut/examples/listview.cpp

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/************************************************************************
* listview.cpp - Example for using a multi-column FListView widget *
* *
* This file is part of the Final Cut widget toolkit *
* *
* Copyright 2017 Markus Gans *
* *
* The Final Cut is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 3 of the License, or *
* (at your option) any later version. *
* *
* The Final Cut is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
************************************************************************/
#include <iostream>
#include <fstream>
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#include <string>
#include <vector>
#include <final/fapplication.h>
#include <final/fdialog.h>
#include <final/flistview.h>
#include <final/fmessagebox.h>
//----------------------------------------------------------------------
// class Listview
//----------------------------------------------------------------------
#pragma pack(push)
#pragma pack(1)
class Listview : public FDialog
{
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public:
// Constructor
explicit Listview (FWidget* = 0);
// Destructor
~Listview();
private:
// Disable copy constructor
Listview (const Listview&);
// Disable assignment operator (=)
Listview& operator = (const Listview&);
// Event handlers
void onClose (FCloseEvent*);
// Callback methods
void cb_exitApp (FWidget*, data_ptr);
void cb_showInMessagebox (FWidget*, data_ptr);
};
#pragma pack(pop)
//----------------------------------------------------------------------
Listview::Listview (FWidget* parent)
: FDialog(parent)
{
// Create FListView object
FListView* listView = new FListView (this);
listView->setGeometry(2, 1, 33, 14);
// Add columns to the view
listView->addColumn ("City");
listView->addColumn ("Condition");
listView->addColumn ("Temp.");
listView->addColumn ("Humidity");
listView->addColumn ("Pressure", 10);
// Set right alignment for the third, fourth, and fifth column
listView->setColumnAlignment (3, fc::alignRight);
listView->setColumnAlignment (4, fc::alignRight);
listView->setColumnAlignment (5, fc::alignRight);
// Populate FListView with a list of items
std::string weather[][5] =
{
{ "Alexandria", "Sunny", "31°C", "61%", "1006.4 mb" },
{ "Amsterdam", "Cloudy", "21°C", "82%", "1021.3 mb" },
{ "Baghdad", "Fair", "47°C", "9%", "1001.0 mb" },
{ "Bangkok", "Partly Cloudy", "30°C", "69%", "1002.0 mb" },
{ "Beijing", "Fair", "31°C", "68%", "1007.1 mb" },
{ "Berlin", "Cloudy", "22°C", "53%", "1022.0 mb" },
{ "Bogotá", "Fair", "9°C", "95%", "1028.5 mb" },
{ "Budapest", "Partly Cloudy", "23°C", "37%", "1020.7 mb" },
{ "Buenos Aires", "Cloudy", "7°C", "73%", "1019.0 mb" },
{ "Cairo", "Fair", "39°C", "22%", "1006.1 mb" },
{ "Cape Town", "Partly Cloudy", "12°C", "45%", "1030.1 mb" },
{ "Chicago", "Mostly Cloudy", "21°C", "81%", "1014.9 mb" },
{ "Delhi", "Haze", "33°C", "68%", "998.0 mb" },
{ "Dhaka", "Haze", "32°C", "64%", "996.3 mb" },
{ "Houston", "Cloudy", "23°C", "100%", "1014.2 mb" },
{ "Istanbul", "Mostly Cloudy", "27°C", "61%", "1011.2 mb" },
{ "Jakarta", "Fair", "28°C", "71%", "1009.1 mb" },
{ "Jerusalem", "Sunny", "35°C", "17%", "1005.8 mb" },
{ "Johannesburg", "Fair", "18°C", "16%", "1020.0 mb" },
{ "Karachi", "Mostly Cloudy", "29°C", "76%", "998.0 mb" },
{ "Lagos", "Mostly Cloudy", "27°C", "86%", "1014.6 mb" },
{ "Lima", "Cloudy", "17°C", "83%", "1017.3 mb" },
{ "London", "Cloudy", "23°C", "71%", "1023.0 mb" },
{ "Los Angeles", "Fair", "21°C", "78%", "1011.9 mb" },
{ "Madrid", "Fair", "32°C", "35%", "1020.0 mb" },
{ "Mexico City", "Partly Cloudy", "14°C", "79%", "1028.5 mb" },
{ "Moscow", "Partly Cloudy", "24°C", "54%", "1014.2 mb" },
{ "Mumbai", "Haze", "28°C", "77%", "1003.0 mb" },
{ "New York City", "Sunny", "21°C", "80%", "1014.2 mb" },
{ "Paris", "Partly Cloudy", "27°C", "57%", "1024.4 mb" },
{ "Reykjavík", "Mostly Cloudy", "11°C", "76%", "998.6 mb" },
{ "Rio de Janeiro", "Fair", "24°C", "64%", "1022.0 mb" },
{ "Rome", "Fair", "32°C", "18%", "1014.2 mb" },
{ "Saint Petersburg", "Mostly Cloudy", "18°C", "55%", "1014.6 mb" },
{ "São Paulo", "Fair", "19°C", "53%", "1024.0 mb" },
{ "Seoul", "Cloudy", "26°C", "87%", "1012.2 mb" },
{ "Shanghai", "Fair", "32°C", "69%", "1009.1 mb" },
{ "Singapore", "Mostly Cloudy", "29°C", "73%", "1009.1 mb" },
{ "Tehran", "Fair", "36°C", "14%", "1013.2 mb" },
{ "Tokyo", "Mostly Cloudy", "28°C", "67%", "1009.1 mb" },
{ "Zurich", "Mostly Cloudy", "23°C", "44%", "1023.7 mb" }
};
const int lastItem = int(sizeof(weather) / sizeof(weather[0])) - 1;
for (int i = 0; i <= lastItem; i++)
{
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FStringList line (&weather[i][0], &weather[i][0] + 5);
listView->insert (line);
}
// Quit button
FButton* Quit = new FButton (this);
Quit->setGeometry(24, 16, 10, 1);
Quit->setText (L"&Quit");
// Add some function callbacks
Quit->addCallback
(
"clicked",
F_METHOD_CALLBACK (this, &Listview::cb_exitApp)
);
listView->addCallback
(
"clicked",
F_METHOD_CALLBACK (this, &Listview::cb_showInMessagebox)
);
}
//----------------------------------------------------------------------
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Listview::~Listview() // destructor
{ }
//----------------------------------------------------------------------
void Listview::onClose (FCloseEvent* ev)
{
int ret = FMessageBox::info ( this, "Quit"
, "Do you really want\n"
"to quit the program ?"
, FMessageBox::Yes
, FMessageBox::No );
if ( ret == FMessageBox::Yes )
ev->accept();
else
ev->ignore();
}
//----------------------------------------------------------------------
void Listview::cb_exitApp (FWidget*, data_ptr)
{
close();
}
//----------------------------------------------------------------------
void Listview::cb_showInMessagebox (FWidget* widget, data_ptr)
{
FListView* listView = static_cast<FListView*>(widget);
FListViewItem* item = listView->getCurrentItem();
FMessageBox info ( "Weather in " + item->getText(0)
, " Condition: " + item->getText(1) + "\n"
"Temperature: " + item->getText(2) + "\n"
" Humidity: " + item->getText(3) + "\n"
" Pressure: " + item->getText(4)
, FMessageBox::Ok, 0, 0, this );
info.show();
}
//----------------------------------------------------------------------
// main part
//----------------------------------------------------------------------
int main (int argc, char* argv[])
{
// Create the application object
FApplication app(argc, argv);
// Create main dialog object
Listview d(&app);
d.setText (L"Weather data");
d.setGeometry (int(1 + (app.getWidth() - 37) / 2), 3, 37, 20);
d.setShadow();
// Set dialog d as main widget
app.setMainWidget(&d);
// Show and start the application
d.show();
return app.exec();
}