mirror of https://github.com/minetest/irrlicht.git
207 lines
7.1 KiB
C++
207 lines
7.1 KiB
C++
// Copyright (C) 2002-2012 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 "IrrCompileConfig.h"
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#ifdef _IRR_COMPILE_WITH_GUI_
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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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virtual ~CGUIEditBox();
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//! Sets another skin independent font.
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virtual void setOverrideFont(IGUIFont* font=0) _IRR_OVERRIDE_;
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//! Gets the override font (if any)
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/** \return The override font (may be 0) */
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virtual IGUIFont* getOverrideFont() const _IRR_OVERRIDE_;
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//! Get the font which is used right now for drawing
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/** Currently this is the override font when one is set and the
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font of the active skin otherwise */
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virtual IGUIFont* getActiveFont() const _IRR_OVERRIDE_;
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//! Sets another color for the text.
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virtual void setOverrideColor(video::SColor color) _IRR_OVERRIDE_;
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//! Gets the override color
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virtual video::SColor getOverrideColor() const _IRR_OVERRIDE_;
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//! Sets if the text should use the override color or the
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//! color in the gui skin.
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virtual void enableOverrideColor(bool enable) _IRR_OVERRIDE_;
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//! Checks if an override color is enabled
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/** \return true if the override color is enabled, false otherwise */
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virtual bool isOverrideColorEnabled(void) const _IRR_OVERRIDE_;
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//! Sets whether to draw the background
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virtual void setDrawBackground(bool draw) _IRR_OVERRIDE_;
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//! Checks if background drawing is enabled
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virtual bool isDrawBackgroundEnabled() const _IRR_OVERRIDE_;
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//! Turns the border on or off
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virtual void setDrawBorder(bool border) _IRR_OVERRIDE_;
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//! Checks if border drawing is enabled
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virtual bool isDrawBorderEnabled() const _IRR_OVERRIDE_;
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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) _IRR_OVERRIDE_;
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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() const _IRR_OVERRIDE_;
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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) _IRR_OVERRIDE_;
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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() const _IRR_OVERRIDE_;
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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) _IRR_OVERRIDE_;
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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() const _IRR_OVERRIDE_;
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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::dimension2du getTextDimension() _IRR_OVERRIDE_;
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//! Sets text justification
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virtual void setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical) _IRR_OVERRIDE_;
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//! called if an event happened.
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virtual bool OnEvent(const SEvent& event) _IRR_OVERRIDE_;
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//! draws the element and its children
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virtual void draw() _IRR_OVERRIDE_;
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//! Sets the new caption of this element.
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virtual void setText(const wchar_t* text) _IRR_OVERRIDE_;
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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(u32 max) _IRR_OVERRIDE_;
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//! Returns maximum amount of characters, previously set by setMax();
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virtual u32 getMax() const _IRR_OVERRIDE_;
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//! Set the character used for the cursor.
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/** By default it's "_" */
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virtual void setCursorChar(const wchar_t cursorChar) _IRR_OVERRIDE_;
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//! Get the character used for the cursor.
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virtual wchar_t getCursorChar() const _IRR_OVERRIDE_;
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//! Set the blinktime for the cursor. 2x blinktime is one full cycle.
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//** \param timeMs Blinktime in milliseconds. When set to 0 the cursor is constantly on without blinking */
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virtual void setCursorBlinkTime(irr::u32 timeMs) _IRR_OVERRIDE_;
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//! Get the cursor blinktime
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virtual irr::u32 getCursorBlinkTime() const _IRR_OVERRIDE_;
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//! Sets whether the edit box is a password box. Setting this to true will
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/** disable MultiLine, WordWrap and the ability to copy with ctrl+c or ctrl+x
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\param passwordBox: true to enable password, false to disable
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\param passwordChar: the character that is displayed instead of letters */
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virtual void setPasswordBox(bool passwordBox, wchar_t passwordChar = L'*') _IRR_OVERRIDE_;
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//! Returns true if the edit box is currently a password box.
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virtual bool isPasswordBox() const _IRR_OVERRIDE_;
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//! Updates the absolute position, splits text if required
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virtual void updateAbsolutePosition() _IRR_OVERRIDE_;
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//! Returns whether the element takes input from the IME
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virtual bool acceptsIME() _IRR_OVERRIDE_;
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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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//! adds a string to the edit box
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void inputString(const core::stringw &str);
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//! calculates the current scroll position
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void calculateScrollPos();
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//! calculated the FrameRect
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void calculateFrameRect();
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//! send some gui event to parent
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void sendGuiEvent(EGUI_EVENT_TYPE type);
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//! set text markers
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void setTextMarkers(s32 begin, s32 end);
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//! delete current selection or next char
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bool keyDelete();
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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 OverwriteMode;
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bool MouseMarking;
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bool Border;
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bool Background;
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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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irr::u32 CursorBlinkTime;
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core::stringw CursorChar; // IGUIFont::draw needs stringw instead of wchar_t
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s32 CursorPos;
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s32 HScrollPos, VScrollPos; // scroll position in characters
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u32 Max;
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bool WordWrap, MultiLine, AutoScroll, PasswordBox;
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wchar_t PasswordChar;
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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 // _IRR_COMPILE_WITH_GUI_
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#endif // __C_GUI_EDIT_BOX_H_INCLUDED__
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