143 lines
4.3 KiB
C++
143 lines
4.3 KiB
C++
// Copyright (C) 2002-2007 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef __C_GUI_EDIT_BOX_H_INCLUDED__
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#define __C_GUI_EDIT_BOX_H_INCLUDED__
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#include "IGUIEditBox.h"
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#include "irrArray.h"
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#include "IOSOperator.h"
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namespace irr
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{
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namespace gui
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{
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class CGUIEditBox : public IGUIEditBox
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{
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public:
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//! constructor
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CGUIEditBox(const wchar_t* text, bool border, IGUIEnvironment* environment,
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IGUIElement* parent, s32 id, const core::rect<s32>& rectangle);
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//! destructor
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~CGUIEditBox();
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//! Sets another skin independent font.
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virtual void setOverrideFont(IGUIFont* font=0);
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//! Sets another color for the text.
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virtual void setOverrideColor(video::SColor color);
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//! Sets if the text should use the overide color or the
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//! color in the gui skin.
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virtual void enableOverrideColor(bool enable);
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//! Turns the border on or off
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virtual void setDrawBorder(bool border);
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//! Enables or disables word wrap for using the edit box as multiline text editor.
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virtual void setWordWrap(bool enable);
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//! Checks if word wrap is enabled
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//! \return true if word wrap is enabled, false otherwise
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virtual bool isWordWrapEnabled();
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//! Enables or disables newlines.
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/** \param enable: If set to true, the EGET_EDITBOX_ENTER event will not be fired,
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instead a newline character will be inserted. */
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virtual void setMultiLine(bool enable);
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//! Checks if multi line editing is enabled
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//! \return true if mult-line is enabled, false otherwise
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virtual bool isMultiLineEnabled();
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//! Enables or disables automatic scrolling with cursor position
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//! \param enable: If set to true, the text will move around with the cursor position
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virtual void setAutoScroll(bool enable);
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//! Checks to see if automatic scrolling is enabled
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//! \return true if automatic scrolling is enabled, false if not
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virtual bool isAutoScrollEnabled();
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//! Gets the size area of the text in the edit box
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//! \return Returns the size in pixels of the text
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virtual core::dimension2di getTextDimension();
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//! Sets text justification
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virtual void setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical);
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//! called if an event happened.
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virtual bool OnEvent(SEvent event);
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//! draws the element and its children
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virtual void draw();
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//! Sets the new caption of this element.
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virtual void setText(const wchar_t* text);
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//! Sets the maximum amount of characters which may be entered in the box.
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//! \param max: Maximum amount of characters. If 0, the character amount is
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//! infinity.
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virtual void setMax(s32 max);
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//! Returns maximum amount of characters, previously set by setMax();
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virtual s32 getMax();
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//! Updates the absolute position, splits text if required
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virtual void updateAbsolutePosition();
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//! Writes attributes of the element.
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virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options);
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//! Reads attributes of the element
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virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options);
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protected:
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//! Breaks the single text line.
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void breakText();
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//! sets the area of the given line
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void setTextRect(s32 line);
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//! returns the line number that the cursor is on
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s32 getLineFromPos(s32 pos);
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//! adds a letter to the edit box
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void inputChar(wchar_t c);
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//! calculates the current scroll position
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void calculateScrollPos();
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bool processKey(const SEvent& event);
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bool processMouse(const SEvent& event);
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s32 getCursorPos(s32 x, s32 y);
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bool MouseMarking;
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bool Border;
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bool OverrideColorEnabled;
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s32 MarkBegin;
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s32 MarkEnd;
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video::SColor OverrideColor;
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gui::IGUIFont *OverrideFont, *LastBreakFont;
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IOSOperator* Operator;
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u32 BlinkStartTime;
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s32 CursorPos;
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s32 HScrollPos, VScrollPos; // scroll position in characters
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s32 Max;
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bool WordWrap, MultiLine, AutoScroll;
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EGUI_ALIGNMENT HAlign, VAlign;
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core::array< core::stringw > BrokenText;
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core::array< s32 > BrokenTextPositions;
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core::rect<s32> CurrentTextRect, frameRect; // temporary values
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};
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} // end namespace gui
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} // end namespace irr
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#endif
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