166 lines
5.0 KiB
C++
166 lines
5.0 KiB
C++
/************************************************************************
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* fscrollbar.h - Widget FScrollbar *
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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 2012-2017 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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* ▕ FScrollbar ▏
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* ▕▁▁▁▁▁▁▁▁▁▁▁▁▏
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*/
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#ifndef FSCROLLBAR_H
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#define FSCROLLBAR_H
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#include "final/fwidget.h"
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//----------------------------------------------------------------------
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// class FScrollbar
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//----------------------------------------------------------------------
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#pragma pack(push)
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#pragma pack(1)
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class FScrollbar : public FWidget
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{
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public:
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// Using-declarations
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using FWidget::setGeometry;
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// Enumeration
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enum sType
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{
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noScroll = 0,
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scrollJump = 1,
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scrollStepBackward = 2,
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scrollStepForward = 3,
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scrollPageBackward = 4,
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scrollPageForward = 5,
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scrollWheelUp = 6,
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scrollWheelDown = 7
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};
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// Constructors
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explicit FScrollbar(FWidget* = 0);
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FScrollbar (int = fc::vertical, FWidget* = 0);
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// Destructor
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virtual ~FScrollbar();
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// Accessors
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const char* getClassName() const;
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int getValue() const;
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sType getScrollType() const;
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// Mutators
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void setMinimum (int);
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void setMaximum (int);
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void setRange (int, int);
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void setValue (int);
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void setSteps (double);
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void setPageSize (int, int);
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void setOrientation (int);
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void setGeometry (int, int, int, int, bool = true);
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// Methods
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void resize();
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void redraw();
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void calculateSliderValues();
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void drawButtons();
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void drawBar();
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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 onMouseMove (FMouseEvent*);
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void onWheel (FWheelEvent*);
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void onTimer (FTimerEvent*);
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private:
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// Disable copy constructor
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FScrollbar (const FScrollbar&);
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// Disable assignment operator (=)
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FScrollbar& operator = (const FScrollbar&);
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// Methods
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void init();
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void draw();
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sType getClickedScrollType (int, int);
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void processMiddleButton (int, int);
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void processScroll();
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// Data Members
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sType scroll_type;
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bool threshold_reached;
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int threshold_time;
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int repeat_time;
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int slider_click_pos;
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int slider_click_stop_pos;
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int current_slider_pos;
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int slider_pos;
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int slider_length;
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int bar_length;
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int val;
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int min;
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int max;
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double steps;
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int pagesize;
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int length;
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int bar_orientation;
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int max_color;
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};
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#pragma pack(pop)
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// FScrollbar inline functions
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//----------------------------------------------------------------------
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inline const char* FScrollbar::getClassName() const
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{ return "FScrollbar"; }
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//----------------------------------------------------------------------
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inline int FScrollbar::getValue() const
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{ return val; }
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//----------------------------------------------------------------------
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inline FScrollbar::sType FScrollbar::getScrollType() const
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{ return scroll_type; }
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#endif // FSCROLLBAR_H
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