115 lines
4.0 KiB
C++
115 lines
4.0 KiB
C++
/***********************************************************************
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* keyboard.cpp - Shows typed-in key name *
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* *
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* This file is part of the FINAL CUT widget toolkit *
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* *
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* Copyright 2015-2020 Markus Gans *
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* *
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* FINAL CUT is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License as *
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* published by the Free Software Foundation; either version 3 of *
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* the License, or (at your option) any later version. *
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* *
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* FINAL CUT is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this program. If not, see *
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* <http://www.gnu.org/licenses/>. *
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***********************************************************************/
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#include <final/final.h>
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//----------------------------------------------------------------------
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// class Keyboard
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//----------------------------------------------------------------------
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class Keyboard final : public finalcut::FWidget
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{
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public:
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// Constructor
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explicit Keyboard (finalcut::FWidget* = nullptr);
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protected:
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// Event handlers
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void onKeyPress (finalcut::FKeyEvent*) override;
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void onAccel (finalcut::FAccelEvent*) override;
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private:
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// Methods
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void draw() override;
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};
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//----------------------------------------------------------------------
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Keyboard::Keyboard (finalcut::FWidget* parent)
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: finalcut::FWidget{parent}
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{
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getColorTheme()->term_fg = finalcut::FColor::Default;
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getColorTheme()->term_bg = finalcut::FColor::Default;
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}
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//----------------------------------------------------------------------
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void Keyboard::onKeyPress (finalcut::FKeyEvent* ev)
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{
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const finalcut::FKey key_id = ev->key();
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finalcut::FString key_name = finalcut::FTerm::getKeyName(key_id);
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bool is_last_line{false};
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if ( key_name.isEmpty() )
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key_name = wchar_t(key_id);
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if ( getPrintPos().getY() == int(getDesktopHeight()) )
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is_last_line = true;
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print() << "Key " << key_name << " (id " << uInt32(key_id) << ")\n";
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if ( is_last_line )
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scrollAreaForward (getVirtualDesktop());
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setAreaCursor ({1, getPrintPos().getY()}, true, getVirtualDesktop());
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}
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//----------------------------------------------------------------------
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void Keyboard::onAccel (finalcut::FAccelEvent* ev)
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{
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quit();
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ev->accept();
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}
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//----------------------------------------------------------------------
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void Keyboard::draw()
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{
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print() << finalcut::FPoint{1, 1}
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<< "---------------\n"
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<< "Press Q to quit\n"
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<< "---------------\n";
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setAreaCursor ({1, 4}, true, getVirtualDesktop());
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}
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//----------------------------------------------------------------------
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// main part
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//----------------------------------------------------------------------
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int main (int argc, char* argv[])
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{
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// Create the application object
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finalcut::FApplication app{argc, argv};
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// Force terminal initialization without calling show()
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app.initTerminal();
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app.setForegroundColor(finalcut::FColor::Default);
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app.setBackgroundColor(finalcut::FColor::Default);
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// Create a keyboard object
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Keyboard key{&app};
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key.addAccelerator(finalcut::FKey('q'));
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// Set the keyboard object as main widget
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finalcut::FWidget::setMainWidget(&key);
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// Show and start the application
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key.show();
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return app.exec();
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}
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