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 2017-2019 Markus Gans *
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* *
* The Final Cut is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser 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 Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser 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/final.h>
//----------------------------------------------------------------------
// class Listview
//----------------------------------------------------------------------
#pragma pack(push)
#pragma pack(1)
class Listview : public finalcut::FDialog
{
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public:
// Constructor
explicit Listview (finalcut::FWidget* = nullptr);
// Disable copy constructor
Listview (const Listview&) = delete;
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// Destructor
~Listview();
// Disable assignment operator (=)
Listview& operator = (const Listview&) = delete;
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private:
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// Method
void populate();
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// Event handlers
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virtual void onClose (finalcut::FCloseEvent*) override;
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// Callback method
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void cb_showInMessagebox (finalcut::FWidget*, FDataPtr);
// Data Members
finalcut::FListView listView{this};
finalcut::FButton Quit{this};
};
#pragma pack(pop)
//----------------------------------------------------------------------
Listview::Listview (finalcut::FWidget* parent)
: finalcut::FDialog(parent)
{
// Set FListView geometry
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, finalcut::fc::alignRight);
listView.setColumnAlignment (4, finalcut::fc::alignRight);
listView.setColumnAlignment (5, finalcut::fc::alignRight);
// Set the type of sorting
listView.setColumnSortType (1, finalcut::fc::by_name);
listView.setColumnSortType (2, finalcut::fc::by_name);
listView.setColumnSortType (3, finalcut::fc::by_number);
listView.setColumnSortType (4, finalcut::fc::by_number);
listView.setColumnSortType (5, finalcut::fc::by_number);
// Sort in ascending order by the 1st column
listView.setColumnSort (1, finalcut::fc::ascending);
// Sorting follows later automatically on insert().
// Otherwise you could start the sorting directly with sort()
// Allways show the sort indicator (▼/▲)
listView.hideSortIndicator(false);
// Populate FListView with a list of items
populate();
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// Quit button
Quit.setGeometry(24, 16, 10, 1);
Quit.setText (L"&Quit");
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// Add some function callbacks
Quit.addCallback
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(
"clicked",
F_METHOD_CALLBACK (this, &finalcut::FApplication::cb_exitApp)
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);
listView.addCallback
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(
"clicked",
F_METHOD_CALLBACK (this, &Listview::cb_showInMessagebox)
);
}
//----------------------------------------------------------------------
Listview::~Listview() // destructor
{ }
//----------------------------------------------------------------------
void Listview::populate()
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{
const 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" }
};
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constexpr int lastItem = int(sizeof(weather) / sizeof(weather[0])) - 1;
for (int i = 0; i <= lastItem; i++)
{
finalcut::FStringList line (&weather[i][0], &weather[i][0] + 5);
listView.insert (line);
}
}
//----------------------------------------------------------------------
void Listview::onClose (finalcut::FCloseEvent* ev)
{
finalcut::FApplication::closeConfirmationDialog (this, ev);
}
//----------------------------------------------------------------------
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void Listview::cb_showInMessagebox (finalcut::FWidget*, FDataPtr)
{
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const auto& item = listView.getCurrentItem();
finalcut::FMessageBox info ( "Weather in " + item->getText(1)
, " Condition: " + item->getText(2) + "\n"
"Temperature: " + item->getText(3) + "\n"
" Humidity: " + item->getText(4) + "\n"
" Pressure: " + item->getText(5)
, finalcut::FMessageBox::Ok, 0, 0, this );
info.show();
}
//----------------------------------------------------------------------
// main part
//----------------------------------------------------------------------
int main (int argc, char* argv[])
{
// Create the application object
finalcut::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();
}