237 lines
8.1 KiB
C++
237 lines
8.1 KiB
C++
/***********************************************************************
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* flabel.cpp - Widget FLabel *
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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 2014-2018 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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/* 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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* ▕ FLabel ▏
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* ▕▁▁▁▁▁▁▁▁▏
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*/
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#ifndef FLABEL_H
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#define FLABEL_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 <vector>
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#include "final/fwidget.h"
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namespace finalcut
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{
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//----------------------------------------------------------------------
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// class FLabel
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//----------------------------------------------------------------------
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#pragma pack(push)
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#pragma pack(1)
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class FLabel : public FWidget
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{
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public:
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// Using-declaration
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using FWidget::setEnable;
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// Constructor
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explicit FLabel (FWidget* = 0);
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FLabel (const FString&, FWidget* = 0);
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// Destructor
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virtual ~FLabel();
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// Overloaded operators
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FLabel& operator = (const FString&);
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FLabel& operator << (const FString&);
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FLabel& operator << (const wchar_t);
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FLabel& operator << (const uInt);
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FLabel& operator << (const int);
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FLabel& operator << (const uLong);
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FLabel& operator << (const long);
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FLabel& operator << (const float);
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FLabel& operator << (const double);
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FLabel& operator << (const lDouble);
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const FLabel& operator >> (FString&);
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// Accessors
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const char* getClassName() const;
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FTerm* getAccelWidget();
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fc::text_alignment getAlignment();
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FString& getText();
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// Mutators
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void setAccelWidget (FWidget* = 0);
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void setAlignment(fc::text_alignment);
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bool setEmphasis(bool);
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bool setEmphasis();
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bool unsetEmphasis();
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bool setReverseMode(bool);
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bool setReverseMode();
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bool unsetReverseMode();
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virtual bool setEnable (bool);
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void setNumber (uLong);
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void setNumber (long);
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void setNumber (float, int = FLT_DIG);
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void setNumber (double, int = DBL_DIG);
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void setNumber (lDouble, int = LDBL_DIG);
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void setText (const FString&);
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// Inquiries
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bool hasEmphasis();
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bool hasReverseMode();
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// Methods
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virtual void hide();
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void clear();
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// Event handlers
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virtual void onMouseDown (FMouseEvent*);
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virtual void onAccel (FAccelEvent*);
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// Callback method
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void cb_accel_widget_destroyed (FWidget*, data_ptr);
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private:
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// Constants
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static const std::size_t NOT_SET = static_cast<std::size_t>(-1);
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// Disable copy constructor
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FLabel (const FLabel&);
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// Disable assignment operator (=)
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FLabel& operator = (const FLabel&);
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// Methods
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void init();
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uChar getHotkey();
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std::size_t getHotkeyPos (wchar_t[], wchar_t[], std::size_t);
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void setHotkeyAccelerator();
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std::size_t getAlignOffset (std::size_t);
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virtual void draw();
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void drawMultiLine();
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void drawSingleLine();
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void printLine ( wchar_t[], std::size_t
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, std::size_t, std::size_t = 0 );
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// Data Members
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FStringList multiline_text;
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bool multiline;
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FString text;
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fc::text_alignment alignment;
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short emphasis_color;
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short ellipsis_color;
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bool emphasis;
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bool reverse_mode;
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FWidget* accel_widget;
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};
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#pragma pack(pop)
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// FLabel inline functions
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//----------------------------------------------------------------------
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inline const char* FLabel::getClassName() const
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{ return "FLabel"; }
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//----------------------------------------------------------------------
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inline FTerm* FLabel::getAccelWidget ()
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{ return accel_widget; }
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//----------------------------------------------------------------------
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inline fc::text_alignment FLabel::getAlignment()
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{ return alignment; }
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//----------------------------------------------------------------------
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inline FString& FLabel::getText()
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{ return text; }
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//----------------------------------------------------------------------
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inline bool FLabel::setEmphasis()
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{ return setEmphasis(true); }
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//----------------------------------------------------------------------
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inline bool FLabel::unsetEmphasis()
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{ return setEmphasis(false); }
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//----------------------------------------------------------------------
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inline bool FLabel::setReverseMode()
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{ return setReverseMode(true); }
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//----------------------------------------------------------------------
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inline bool FLabel::unsetReverseMode()
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{ return setReverseMode(false); }
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//----------------------------------------------------------------------
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inline void FLabel::setNumber (uLong num)
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{ setText(FString().setNumber(num)); }
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//----------------------------------------------------------------------
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inline void FLabel::setNumber (long num)
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{ setText(FString().setNumber(num)); }
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//----------------------------------------------------------------------
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inline void FLabel::setNumber (float num, int precision)
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{ setText(FString().setNumber(num, precision)); }
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//----------------------------------------------------------------------
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inline void FLabel::setNumber (double num, int precision)
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{ setText(FString().setNumber(num, precision)); }
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//----------------------------------------------------------------------
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inline void FLabel::setNumber (lDouble num, int precision)
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{ setText(FString().setNumber(num, precision)); }
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//----------------------------------------------------------------------
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inline bool FLabel::hasEmphasis()
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{ return emphasis; }
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//----------------------------------------------------------------------
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inline bool FLabel::hasReverseMode()
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{ return reverse_mode; }
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//----------------------------------------------------------------------
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inline void FLabel::clear()
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{ text.clear(); }
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} // namespace finalcut
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#endif // FLABEL_H
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