1
// Copyright (C) 2002-2011 Nikolaus Gebhardt
2
// This file is part of the "Irrlicht Engine".
3
// For conditions of distribution and use, see copyright notice in irrlicht.h
5
#ifndef __I_GUI_LIST_BOX_H_INCLUDED__
6
#define __I_GUI_LIST_BOX_H_INCLUDED__
8
#include "IGUIElement.h"
17
//! Enumeration for listbox colors
18
enum EGUI_LISTBOX_COLOR
22
//! Color of selected text
23
EGUI_LBC_TEXT_HIGHLIGHT,
26
//! Color of selected icon
27
EGUI_LBC_ICON_HIGHLIGHT,
28
//! Not used, just counts the number of available colors
33
//! Default list box GUI element.
34
class IGUIListBox : public IGUIElement
38
IGUIListBox(IGUIEnvironment* environment, IGUIElement* parent, s32 id, core::rect<s32> rectangle)
39
: IGUIElement(EGUIET_LIST_BOX, environment, parent, id, rectangle) {}
41
//! returns amount of list items
42
virtual u32 getItemCount() const = 0;
44
//! returns string of a list item. the may id be a value from 0 to itemCount-1
45
virtual const wchar_t* getListItem(u32 id) const = 0;
47
//! adds an list item, returns id of item
48
virtual u32 addItem(const wchar_t* text) = 0;
50
//! adds an list item with an icon
51
/** \param text Text of list entry
52
\param icon Sprite index of the Icon within the current sprite bank. Set it to -1 if you want no icon
53
\return The id of the new created item */
54
virtual u32 addItem(const wchar_t* text, s32 icon) = 0;
56
//! Removes an item from the list
57
virtual void removeItem(u32 index) = 0;
59
//! get the the id of the item at the given absolute coordinates
60
/** \return The id of the listitem or -1 when no item is at those coordinates*/
61
virtual s32 getItemAt(s32 xpos, s32 ypos) const = 0;
63
//! Returns the icon of an item
64
virtual s32 getIcon(u32 index) const = 0;
66
//! Sets the sprite bank which should be used to draw list icons.
67
/** This font is set to the sprite bank of the built-in-font by
68
default. A sprite can be displayed in front of every list item.
69
An icon is an index within the icon sprite bank. Several
70
default icons are available in the skin through getIcon. */
71
virtual void setSpriteBank(IGUISpriteBank* bank) = 0;
73
//! clears the list, deletes all items in the listbox
74
virtual void clear() = 0;
76
//! returns id of selected item. returns -1 if no item is selected.
77
virtual s32 getSelected() const = 0;
79
//! sets the selected item. Set this to -1 if no item should be selected
80
virtual void setSelected(s32 index) = 0;
82
//! sets the selected item. Set this to 0 if no item should be selected
83
virtual void setSelected(const wchar_t *item) = 0;
85
//! set whether the listbox should scroll to newly selected items
86
virtual void setAutoScrollEnabled(bool scroll) = 0;
88
//! returns true if automatic scrolling is enabled, false if not.
89
virtual bool isAutoScrollEnabled() const = 0;
91
//! set all item colors at given index to color
92
virtual void setItemOverrideColor(u32 index, const video::SColor &color) = 0;
94
//! set all item colors of specified type at given index to color
95
virtual void setItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType, const video::SColor &color) = 0;
97
//! clear all item colors at index
98
virtual void clearItemOverrideColor(u32 index) = 0;
100
//! clear item color at index for given colortype
101
virtual void clearItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType) = 0;
103
//! has the item at index its color overwritten?
104
virtual bool hasItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType) const = 0;
106
//! return the overwrite color at given item index.
107
virtual video::SColor getItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType) const = 0;
109
//! return the default color which is used for the given colorType
110
virtual video::SColor getItemDefaultColor(EGUI_LISTBOX_COLOR colorType) const = 0;
112
//! set the item at the given index
113
virtual void setItem(u32 index, const wchar_t* text, s32 icon) = 0;
115
//! Insert the item at the given index
116
/** \return The index on success or -1 on failure. */
117
virtual s32 insertItem(u32 index, const wchar_t* text, s32 icon) = 0;
119
//! Swap the items at the given indices
120
virtual void swapItems(u32 index1, u32 index2) = 0;
122
//! set global itemHeight
123
virtual void setItemHeight( s32 height ) = 0;
125
//! Sets whether to draw the background
126
virtual void setDrawBackground(bool draw) = 0;
130
} // end namespace gui
131
} // end namespace irr