110 lines
3.8 KiB
C++
110 lines
3.8 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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* The Final Cut is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Lesser General Public License *
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* as 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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* The Final Cut is distributed in the hope that it will be useful, *
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* but 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 : 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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setFWidgetColors().term_fg = finalcut::fc::Default;
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setFWidgetColors().term_bg = finalcut::fc::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 FKey key_id = ev->key();
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bool is_last_line{false};
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if ( getPrintPos().getY() == int(getDesktopHeight()) )
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is_last_line = true;
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print() << "Key " << getKeyName(key_id).c_str()
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<< " (id " << key_id << ")\n";
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if ( is_last_line )
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scrollAreaForward (getVirtualDesktop());
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setAreaCursor ( finalcut::FPoint(1, getPrintPos().getY())
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, 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 (finalcut::FPoint(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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app.setForegroundColor(finalcut::fc::Default);
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app.setBackgroundColor(finalcut::fc::Default);
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// Create a keyboard object
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Keyboard key(&app);
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key.addAccelerator('q');
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// Set the keyboard object as main widget
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app.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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