224 lines
7.1 KiB
C++
224 lines
7.1 KiB
C++
/************************************************************************
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* ftogglebutton.h - Intermediate base class for a toggle button *
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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 2014-2017 Markus Gans *
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* *
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* The Final Cut is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (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 General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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************************************************************************/
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/* Inheritance diagram
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* ═══════════════════
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*
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* ▕▔▔▔▔▔▔▔▔▔▏
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* ▕ FTerm ▏
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* ▕▁▁▁▁▁▁▁▁▁▏
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* ▲
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* │
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* ▕▔▔▔▔▔▔▔▔▔▏ ▕▔▔▔▔▔▔▔▔▔▏
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* ▕ FVTerm ▏ ▕ FObject ▏
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* ▕▁▁▁▁▁▁▁▁▁▏ ▕▁▁▁▁▁▁▁▁▁▏
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* ▲ ▲
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* │ │
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* └─────┬─────┘
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* │
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* ▕▔▔▔▔▔▔▔▔▔▏
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* ▕ FWidget ▏
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* ▕▁▁▁▁▁▁▁▁▁▏
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* ▲
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* │
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* ▕▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▏
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* ▕ FToggleButton ▏
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* ▕▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▏
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*/
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#ifndef FTOGGLEBUTTON_H
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#define FTOGGLEBUTTON_H
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#if !defined (USE_FINAL_H) && !defined (COMPILE_FINAL_CUT)
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#error "Only <final/final.h> can be included directly."
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#endif
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#include "final/fwidget.h"
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// class forward declaration
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class FButtonGroup;
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//----------------------------------------------------------------------
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// class FToggleButton - abstract class for FRadioButton, FCheckBox, ...
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//----------------------------------------------------------------------
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#pragma pack(push)
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#pragma pack(1)
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class FToggleButton : public FWidget
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{
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public:
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// Using-declaration
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using FWidget::setGeometry;
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// Constructors
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explicit FToggleButton (FWidget* = 0);
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FToggleButton (const FString&, FWidget* = 0);
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// Destructor
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virtual ~FToggleButton();
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// Accessors
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virtual const char* getClassName() const;
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FString& getText();
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// Mutators
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void setGeometry (int, int, int, int, bool = true);
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bool setNoUnderline (bool);
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bool setNoUnderline();
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bool unsetNoUnderline();
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bool setEnable (bool);
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bool setEnable();
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bool unsetEnable();
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bool setDisable();
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bool setFocus (bool);
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bool setFocus();
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bool unsetFocus();
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bool setChecked (bool);
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bool setChecked();
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bool unsetChecked();
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virtual void setText (const FString&);
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// Inquiries
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bool isChecked();
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// Methods
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void hide();
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// Event handlers
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void onMouseDown (FMouseEvent*);
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void onMouseUp (FMouseEvent*);
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void onWheel (FWheelEvent*);
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void onAccel (FAccelEvent*);
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void onFocusIn (FFocusEvent*);
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void onFocusOut (FFocusEvent*);
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protected:
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// Accessor
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uChar getHotkey();
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FButtonGroup* getGroup() const;
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// Mutator
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void setHotkeyAccelerator();
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// Inquiries
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bool isRadioButton() const;
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bool isCheckboxButton() const;
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bool hasGroup() const;
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// Methods
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virtual void draw();
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void drawLabel();
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void processClick();
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void processToggle();
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// Event handler
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virtual void onKeyPress (FKeyEvent*);
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// Data Members
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bool checked;
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int label_offset_pos;
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int button_width; // plus margin spaces
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private:
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// Disable copy constructor
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FToggleButton (const FToggleButton&);
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// Disable assignment operator (=)
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FToggleButton& operator = (const FToggleButton&);
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// Mutator
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void setGroup (FButtonGroup*);
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// Methods
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void init();
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// Friend classes
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friend class FButtonGroup;
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// Data Members
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FButtonGroup* button_group;
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bool focus_inside_group;
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FString text;
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};
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#pragma pack(pop)
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// FRadioButton inline functions
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//----------------------------------------------------------------------
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inline const char* FToggleButton::getClassName() const
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{ return "FToggleButton"; }
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//----------------------------------------------------------------------
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inline FString& FToggleButton::getText()
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{ return text; }
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//----------------------------------------------------------------------
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inline bool FToggleButton::setNoUnderline()
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{ return setNoUnderline(true); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::unsetNoUnderline()
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{ return setNoUnderline(false); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::setEnable()
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{ return setEnable(true); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::unsetEnable()
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{ return setEnable(false); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::setDisable()
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{ return setEnable(false); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::setFocus()
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{ return setFocus(true); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::unsetFocus()
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{ return setFocus(false); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::setChecked()
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{ return setChecked(true); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::unsetChecked()
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{ return setChecked(false); }
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//----------------------------------------------------------------------
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inline bool FToggleButton::isChecked()
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{ return checked; }
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//----------------------------------------------------------------------
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inline FButtonGroup* FToggleButton::getGroup() const
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{ return button_group; }
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//----------------------------------------------------------------------
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inline bool FToggleButton::hasGroup() const
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{ return button_group; }
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#endif // FTOGGLEBUTTON_H
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