irrlicht/source/Irrlicht/CGUIListBox.cpp

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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#include "CGUIListBox.h"
#ifdef _IRR_COMPILE_WITH_GUI_
#include "CGUIListBox.h"
#include "IGUISkin.h"
#include "IGUIEnvironment.h"
#include "IGUIFont.h"
#include "IGUISpriteBank.h"
#include "CGUIScrollBar.h"
#include "os.h"
namespace irr
{
namespace gui
{
//! constructor
CGUIListBox::CGUIListBox(IGUIEnvironment* environment, IGUIElement* parent,
s32 id, core::rect<s32> rectangle, bool clip,
bool drawBack, bool moveOverSelect)
: IGUIListBox(environment, parent, id, rectangle), Selected(-1), HoverSelected(-1),
ItemHeight(0),ItemHeightOverride(0),
TotalItemHeight(0), ItemsIconWidth(0), Font(0), IconBank(0),
ScrollBar(0), SelectTime(0), LastKeyTime(0), Selecting(false), DrawBack(drawBack),
MoveOverSelect(moveOverSelect), AutoScroll(true), HighlightWhenNotFocused(true)
{
#ifdef _DEBUG
setDebugName("CGUIListBox");
#endif
IGUISkin* skin = Environment->getSkin();
ScrollBar = new CGUIScrollBar(false, Environment, this, -1,
core::recti(0, 0, 1, 1),
!clip);
ScrollBar->setSubElement(true);
ScrollBar->setTabStop(false);
ScrollBar->setAlignment(EGUIA_LOWERRIGHT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_LOWERRIGHT);
ScrollBar->setVisible(false);
ScrollBar->setPos(0);
updateScrollBarSize(skin->getSize(EGDS_SCROLLBAR_SIZE));
setNotClipped(!clip);
// this element can be tabbed to
setTabStop(true);
setTabOrder(-1);
updateAbsolutePosition();
}
//! destructor
CGUIListBox::~CGUIListBox()
{
if (ScrollBar)
ScrollBar->drop();
if (Font)
Font->drop();
if (IconBank)
IconBank->drop();
}
//! returns amount of list items
u32 CGUIListBox::getItemCount() const
{
return Items.size();
}
//! returns string of a list item. the may be a value from 0 to itemCount-1
const wchar_t* CGUIListBox::getListItem(u32 id) const
{
if (id>=Items.size())
return 0;
return Items[id].Text.c_str();
}
//! Returns the icon of an item
s32 CGUIListBox::getIcon(u32 id) const
{
if (id>=Items.size())
return -1;
return Items[id].Icon;
}
//! adds a list item, returns id of item
void CGUIListBox::removeItem(u32 id)
{
if (id >= Items.size())
return;
if ((u32)Selected==id)
{
Selected = -1;
}
else if ((u32)Selected > id)
{
Selected -= 1;
SelectTime = os::Timer::getTime();
}
Items.erase(id);
recalculateItemHeight();
}
s32 CGUIListBox::getItemAt(s32 xpos, s32 ypos) const
{
if ( xpos < AbsoluteRect.UpperLeftCorner.X || xpos >= AbsoluteRect.LowerRightCorner.X
|| ypos < AbsoluteRect.UpperLeftCorner.Y || ypos >= AbsoluteRect.LowerRightCorner.Y
)
return -1;
if ( ItemHeight == 0 )
return -1;
s32 item = ((ypos - AbsoluteRect.UpperLeftCorner.Y - 1) + ScrollBar->getPos()) / ItemHeight;
if ( item < 0 || item >= (s32)Items.size())
return -1;
return item;
}
//! clears the list
void CGUIListBox::clear()
{
Items.clear();
ItemsIconWidth = 0;
Selected = -1;
HoverSelected = -1;
ScrollBar->setPos(0);
recalculateItemHeight();
}
void CGUIListBox::recalculateItemHeight()
{
IGUISkin* skin = Environment->getSkin();
if (Font != skin->getFont())
{
if (Font)
Font->drop();
Font = skin->getFont();
if ( 0 == ItemHeightOverride )
ItemHeight = 0;
if (Font)
{
if ( 0 == ItemHeightOverride )
ItemHeight = Font->getDimension(L"A").Height + 4;
Font->grab();
}
}
TotalItemHeight = ItemHeight * Items.size();
ScrollBar->setMax( core::max_(0, TotalItemHeight - AbsoluteRect.getHeight()) );
s32 minItemHeight = ItemHeight > 0 ? ItemHeight : 1;
ScrollBar->setSmallStep ( minItemHeight );
ScrollBar->setLargeStep ( 2*minItemHeight );
if ( TotalItemHeight <= AbsoluteRect.getHeight() )
ScrollBar->setVisible(false);
else
ScrollBar->setVisible(true);
}
//! returns id of selected item. returns -1 if no item is selected.
s32 CGUIListBox::getSelected() const
{
return HoverSelected >= 0 ? HoverSelected : Selected;
}
//! sets the selected item. Set this to -1 if no item should be selected
void CGUIListBox::setSelected(s32 id)
{
if ((u32)id>=Items.size())
Selected = -1;
else
Selected = id;
HoverSelected = -1;
SelectTime = os::Timer::getTime();
recalculateScrollPos();
}
//! sets the selected item. Set this to -1 if no item should be selected
void CGUIListBox::setSelected(const wchar_t *item)
{
s32 index = -1;
if ( item )
{
for ( index = 0; index < (s32) Items.size(); ++index )
{
if ( Items[index].Text == item )
break;
}
}
setSelected ( index );
}
//! called if an event happened.
bool CGUIListBox::OnEvent(const SEvent& event)
{
if (isEnabled())
{
switch(event.EventType)
{
case EET_KEY_INPUT_EVENT:
if (event.KeyInput.PressedDown &&
(event.KeyInput.Key == KEY_DOWN ||
event.KeyInput.Key == KEY_UP ||
event.KeyInput.Key == KEY_HOME ||
event.KeyInput.Key == KEY_END ||
event.KeyInput.Key == KEY_NEXT ||
event.KeyInput.Key == KEY_PRIOR ) )
{
s32 oldSelected = Selected;
switch (event.KeyInput.Key)
{
case KEY_DOWN:
Selected += 1;
break;
case KEY_UP:
Selected -= 1;
break;
case KEY_HOME:
Selected = 0;
break;
case KEY_END:
Selected = (s32)Items.size()-1;
break;
case KEY_NEXT:
Selected += AbsoluteRect.getHeight() / ItemHeight;
break;
case KEY_PRIOR:
Selected -= AbsoluteRect.getHeight() / ItemHeight;
break;
default:
break;
}
if (Selected<0)
Selected = 0;
if (Selected >= (s32)Items.size())
Selected = Items.size() - 1; // will set Selected to -1 for empty listboxes which is correct
recalculateScrollPos();
// post the news
if (oldSelected != Selected && Parent && !Selecting && !MoveOverSelect)
{
SEvent e;
e.EventType = EET_GUI_EVENT;
e.GUIEvent.Caller = this;
e.GUIEvent.Element = 0;
e.GUIEvent.EventType = EGET_LISTBOX_CHANGED;
Parent->OnEvent(e);
}
return true;
}
else
if (!event.KeyInput.PressedDown && ( event.KeyInput.Key == KEY_RETURN || event.KeyInput.Key == KEY_SPACE ) )
{
if (Parent)
{
SEvent e;
e.EventType = EET_GUI_EVENT;
e.GUIEvent.Caller = this;
e.GUIEvent.Element = 0;
e.GUIEvent.EventType = EGET_LISTBOX_SELECTED_AGAIN;
Parent->OnEvent(e);
}
return true;
}
else if (event.KeyInput.Key == KEY_TAB )
{
return false;
}
else if (event.KeyInput.PressedDown && event.KeyInput.Char)
{
// change selection based on text as it is typed.
u32 now = os::Timer::getTime();
if (now - LastKeyTime < 500)
{
// add to key buffer if it isn't a key repeat
if (!(KeyBuffer.size() == 1 && KeyBuffer[0] == event.KeyInput.Char))
{
KeyBuffer += L" ";
KeyBuffer[KeyBuffer.size()-1] = event.KeyInput.Char;
}
}
else
{
KeyBuffer = L" ";
KeyBuffer[0] = event.KeyInput.Char;
}
LastKeyTime = now;
// find the selected item, starting at the current selection
s32 start = Selected;
// dont change selection if the key buffer matches the current item
if (Selected > -1 && KeyBuffer.size() > 1)
{
if (Items[Selected].Text.size() >= KeyBuffer.size() &&
KeyBuffer.equals_ignore_case(Items[Selected].Text.subString(0,KeyBuffer.size())))
return true;
}
s32 current;
for (current = start+1; current < (s32)Items.size(); ++current)
{
if (Items[current].Text.size() >= KeyBuffer.size())
{
if (KeyBuffer.equals_ignore_case(Items[current].Text.subString(0,KeyBuffer.size())))
{
if (Parent && Selected != current && !Selecting && !MoveOverSelect)
{
SEvent e;
e.EventType = EET_GUI_EVENT;
e.GUIEvent.Caller = this;
e.GUIEvent.Element = 0;
e.GUIEvent.EventType = EGET_LISTBOX_CHANGED;
Parent->OnEvent(e);
}
setSelected(current);
return true;
}
}
}
for (current = 0; current <= start; ++current)
{
if (Items[current].Text.size() >= KeyBuffer.size())
{
if (KeyBuffer.equals_ignore_case(Items[current].Text.subString(0,KeyBuffer.size())))
{
if (Parent && Selected != current && !Selecting && !MoveOverSelect)
{
Selected = current;
SEvent e;
e.EventType = EET_GUI_EVENT;
e.GUIEvent.Caller = this;
e.GUIEvent.Element = 0;
e.GUIEvent.EventType = EGET_LISTBOX_CHANGED;
Parent->OnEvent(e);
}
setSelected(current);
return true;
}
}
}
return true;
}
break;
case EET_GUI_EVENT:
switch(event.GUIEvent.EventType)
{
case gui::EGET_SCROLL_BAR_CHANGED:
if (event.GUIEvent.Caller == ScrollBar)
return true;
break;
case gui::EGET_ELEMENT_FOCUS_LOST:
{
if (event.GUIEvent.Caller == this)
Selecting = false;
}
default:
break;
}
break;
case EET_MOUSE_INPUT_EVENT:
{
core::position2d<s32> p(event.MouseInput.X, event.MouseInput.Y);
switch(event.MouseInput.Event)
{
case EMIE_MOUSE_WHEEL:
ScrollBar->setPos(ScrollBar->getPos() + (event.MouseInput.Wheel < 0 ? -1 : 1)*-ItemHeight/2);
return true;
case EMIE_LMOUSE_PRESSED_DOWN:
{
Selecting = true;
return true;
}
case EMIE_LMOUSE_LEFT_UP:
{
Selecting = false;
if (isPointInside(p))
selectNew(event.MouseInput.Y);
return true;
}
case EMIE_MOUSE_MOVED:
if (Selecting || MoveOverSelect)
{
if (isPointInside(p))
{
selectNew(event.MouseInput.Y, true);
return true;
}
}
default:
break;
}
}
break;
default:
break;
}
}
return IGUIElement::OnEvent(event);
}
void CGUIListBox::selectNew(s32 ypos, bool onlyHover)
{
u32 now = os::Timer::getTime();
s32 oldSelected = Selected;
HoverSelected = getItemAt(AbsoluteRect.UpperLeftCorner.X, ypos);
if (HoverSelected<0 && !Items.empty())
HoverSelected = 0;
if (!onlyHover)
{
Selected = HoverSelected;
HoverSelected = -1;
}
recalculateScrollPos();
gui::EGUI_EVENT_TYPE eventType = (Selected == oldSelected && now < SelectTime + 500) ? EGET_LISTBOX_SELECTED_AGAIN : EGET_LISTBOX_CHANGED;
SelectTime = now;
// post the news
if (Parent && !onlyHover)
{
SEvent event;
event.EventType = EET_GUI_EVENT;
event.GUIEvent.Caller = this;
event.GUIEvent.Element = 0;
event.GUIEvent.EventType = eventType;
Parent->OnEvent(event);
}
}
//! Update the position and size of the listbox, and update the scrollbar
void CGUIListBox::updateAbsolutePosition()
{
IGUIElement::updateAbsolutePosition();
recalculateItemHeight();
}
//! draws the element and its children
void CGUIListBox::draw()
{
if (!IsVisible)
return;
recalculateItemHeight(); // if the font changed
IGUISkin* skin = Environment->getSkin();
updateScrollBarSize(skin->getSize(EGDS_SCROLLBAR_SIZE));
core::rect<s32>* clipRect = 0;
// draw background
core::rect<s32> frameRect(AbsoluteRect);
// draw items
core::rect<s32> clientClip(AbsoluteRect);
clientClip.UpperLeftCorner.Y += 1;
clientClip.UpperLeftCorner.X += 1;
if (ScrollBar->isVisible())
clientClip.LowerRightCorner.X -= ScrollBar->getRelativePosition().getWidth();
clientClip.LowerRightCorner.Y -= 1;
clientClip.clipAgainst(AbsoluteClippingRect);
skin->draw3DSunkenPane(this, skin->getColor(EGDC_3D_HIGH_LIGHT), true,
DrawBack, frameRect, &AbsoluteClippingRect);
if (clipRect)
clientClip.clipAgainst(*clipRect);
frameRect = AbsoluteRect;
frameRect.UpperLeftCorner.X += 1;
if (ScrollBar->isVisible())
frameRect.LowerRightCorner.X -= ScrollBar->getRelativePosition().getWidth();
frameRect.LowerRightCorner.Y = AbsoluteRect.UpperLeftCorner.Y + ItemHeight;
frameRect.UpperLeftCorner.Y -= ScrollBar->getPos();
frameRect.LowerRightCorner.Y -= ScrollBar->getPos();
bool hl = (HighlightWhenNotFocused || Environment->hasFocus(this) || Environment->hasFocus(ScrollBar));
const irr::s32 selected = getSelected();
for (s32 i=0; i<(s32)Items.size(); ++i)
{
if (frameRect.LowerRightCorner.Y >= AbsoluteRect.UpperLeftCorner.Y &&
frameRect.UpperLeftCorner.Y <= AbsoluteRect.LowerRightCorner.Y)
{
if (i == selected && hl)
{
skin->draw2DRectangle(this, hasItemOverrideColor(i, EGUI_LBC_BACKGROUND_HIGHLIGHT) ? getItemOverrideColor(i, EGUI_LBC_BACKGROUND_HIGHLIGHT) : getItemDefaultColor(EGUI_LBC_BACKGROUND_HIGHLIGHT), frameRect, &clientClip);
}
else if ( hasItemOverrideColor(i, EGUI_LBC_BACKGROUND ) )
{
skin->draw2DRectangle(this, getItemOverrideColor(i, EGUI_LBC_BACKGROUND), frameRect, &clientClip);
}
core::rect<s32> textRect = frameRect;
textRect.UpperLeftCorner.X += 3;
if (Font)
{
if (IconBank && (Items[i].Icon > -1))
{
core::position2di iconPos = textRect.UpperLeftCorner;
iconPos.Y += textRect.getHeight() / 2;
iconPos.X += ItemsIconWidth/2;
if ( i==selected && hl )
{
IconBank->draw2DSprite( (u32)Items[i].Icon, iconPos, &clientClip,
hasItemOverrideColor(i, EGUI_LBC_ICON_HIGHLIGHT) ?
getItemOverrideColor(i, EGUI_LBC_ICON_HIGHLIGHT) : getItemDefaultColor(EGUI_LBC_ICON_HIGHLIGHT),
SelectTime, os::Timer::getTime(), false, true);
}
else
{
IconBank->draw2DSprite( (u32)Items[i].Icon, iconPos, &clientClip,
hasItemOverrideColor(i, EGUI_LBC_ICON) ? getItemOverrideColor(i, EGUI_LBC_ICON) : getItemDefaultColor(EGUI_LBC_ICON),
0 , (i==selected) ? os::Timer::getTime() : 0, false, true);
}
}
textRect.UpperLeftCorner.X += ItemsIconWidth+3;
if ( i==selected && hl )
{
Font->draw(Items[i].Text.c_str(), textRect,
hasItemOverrideColor(i, EGUI_LBC_TEXT_HIGHLIGHT) ?
getItemOverrideColor(i, EGUI_LBC_TEXT_HIGHLIGHT) : getItemDefaultColor(EGUI_LBC_TEXT_HIGHLIGHT),
false, true, &clientClip);
}
else
{
Font->draw(Items[i].Text.c_str(), textRect,
hasItemOverrideColor(i, EGUI_LBC_TEXT) ? getItemOverrideColor(i, EGUI_LBC_TEXT) : getItemDefaultColor(EGUI_LBC_TEXT),
false, true, &clientClip);
}
textRect.UpperLeftCorner.X -= ItemsIconWidth+3;
}
}
frameRect.UpperLeftCorner.Y += ItemHeight;
frameRect.LowerRightCorner.Y += ItemHeight;
}
IGUIElement::draw();
}
//! adds an list item with an icon
u32 CGUIListBox::addItem(const wchar_t* text, s32 icon)
{
ListItem i;
i.Text = text;
i.Icon = icon;
Items.push_back(i);
recalculateItemHeight();
recalculateItemWidth(icon);
return Items.size() - 1;
}
void CGUIListBox::setSpriteBank(IGUISpriteBank* bank)
{
if ( bank == IconBank )
return;
if (IconBank)
IconBank->drop();
IconBank = bank;
if (IconBank)
IconBank->grab();
}
void CGUIListBox::recalculateScrollPos()
{
if (!AutoScroll)
return;
const s32 selPos = (getSelected() == -1 ? TotalItemHeight : getSelected() * ItemHeight) - ScrollBar->getPos();
if (selPos < 0)
{
ScrollBar->setPos(ScrollBar->getPos() + selPos);
}
else
if (selPos > AbsoluteRect.getHeight() - ItemHeight)
{
ScrollBar->setPos(ScrollBar->getPos() + selPos - AbsoluteRect.getHeight() + ItemHeight);
}
}
void CGUIListBox::updateScrollBarSize(s32 size)
{
if ( size != ScrollBar->getRelativePosition().getWidth() )
{
core::recti r(RelativeRect.getWidth() - size, 0, RelativeRect.getWidth(), RelativeRect.getHeight());
ScrollBar->setRelativePosition(r);
}
}
void CGUIListBox::setAutoScrollEnabled(bool scroll)
{
AutoScroll = scroll;
}
bool CGUIListBox::isAutoScrollEnabled() const
{
return AutoScroll;
}
bool CGUIListBox::getSerializationLabels(EGUI_LISTBOX_COLOR colorType, core::stringc & useColorLabel, core::stringc & colorLabel) const
{
switch ( colorType )
{
case EGUI_LBC_TEXT:
useColorLabel = "UseColText";
colorLabel = "ColText";
break;
case EGUI_LBC_TEXT_HIGHLIGHT:
useColorLabel = "UseColTextHl";
colorLabel = "ColTextHl";
break;
case EGUI_LBC_ICON:
useColorLabel = "UseColIcon";
colorLabel = "ColIcon";
break;
case EGUI_LBC_ICON_HIGHLIGHT:
useColorLabel = "UseColIconHl";
colorLabel = "ColIconHl";
break;
case EGUI_LBC_BACKGROUND:
useColorLabel = "UseColBg";
colorLabel = "ColBg";
break;
case EGUI_LBC_BACKGROUND_HIGHLIGHT:
useColorLabel = "UseColBgHl";
colorLabel = "ColBgHl";
break;
default:
return false;
}
return true;
}
//! Writes attributes of the element.
void CGUIListBox::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const
{
IGUIListBox::serializeAttributes(out,options);
// todo: out->addString ("IconBank", IconBank->getName?);
out->addBool ("DrawBack", DrawBack);
out->addBool ("MoveOverSelect", MoveOverSelect);
out->addBool ("AutoScroll", AutoScroll);
out->addInt("ItemCount", Items.size());
for (u32 i=0;i<Items.size(); ++i)
{
core::stringc label("text");
label += i;
out->addString(label.c_str(), Items[i].Text.c_str() );
for ( s32 c=0; c < (s32)EGUI_LBC_COUNT; ++c )
{
core::stringc useColorLabel, colorLabel;
if ( !getSerializationLabels((EGUI_LISTBOX_COLOR)c, useColorLabel, colorLabel) )
return;
label = useColorLabel; label += i;
if ( Items[i].OverrideColors[c].Use )
{
out->addBool(label.c_str(), true );
label = colorLabel; label += i;
out->addColor(label.c_str(), Items[i].OverrideColors[c].Color);
}
else
{
out->addBool(label.c_str(), false );
}
}
}
out->addInt("Selected", Selected);
}
//! Reads attributes of the element
void CGUIListBox::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0)
{
clear();
DrawBack = in->getAttributeAsBool("DrawBack", DrawBack);
MoveOverSelect = in->getAttributeAsBool("MoveOverSelect", MoveOverSelect);
AutoScroll = in->getAttributeAsBool("AutoScroll", AutoScroll);
IGUIListBox::deserializeAttributes(in,options);
const s32 count = in->getAttributeAsInt("ItemCount");
for (s32 i=0; i<count; ++i)
{
core::stringc label("text");
ListItem item;
label += i;
item.Text = in->getAttributeAsStringW(label.c_str());
addItem(item.Text.c_str(), item.Icon);
for ( u32 c=0; c < EGUI_LBC_COUNT; ++c )
{
core::stringc useColorLabel, colorLabel;
if ( !getSerializationLabels((EGUI_LISTBOX_COLOR)c, useColorLabel, colorLabel) )
return;
label = useColorLabel; label += i;
Items[i].OverrideColors[c].Use = in->getAttributeAsBool(label.c_str());
if ( Items[i].OverrideColors[c].Use )
{
label = colorLabel; label += i;
Items[i].OverrideColors[c].Color = in->getAttributeAsColor(label.c_str());
}
}
}
Selected = in->getAttributeAsInt("Selected", Selected);
HoverSelected = -1;
recalculateScrollPos();
}
void CGUIListBox::recalculateItemWidth(s32 icon)
{
if (IconBank && icon > -1 &&
IconBank->getSprites().size() > (u32)icon &&
IconBank->getSprites()[(u32)icon].Frames.size())
{
u32 rno = IconBank->getSprites()[(u32)icon].Frames[0].rectNumber;
if (IconBank->getPositions().size() > rno)
{
const s32 w = IconBank->getPositions()[rno].getWidth();
if (w > ItemsIconWidth)
ItemsIconWidth = w;
}
}
}
void CGUIListBox::setItem(u32 index, const wchar_t* text, s32 icon)
{
if ( index >= Items.size() )
return;
Items[index].Text = text;
Items[index].Icon = icon;
recalculateItemHeight();
recalculateItemWidth(icon);
}
//! Insert the item at the given index
//! Return the index on success or -1 on failure.
s32 CGUIListBox::insertItem(u32 index, const wchar_t* text, s32 icon)
{
ListItem i;
i.Text = text;
i.Icon = icon;
Items.insert(i, index);
recalculateItemHeight();
recalculateItemWidth(icon);
return index;
}
void CGUIListBox::swapItems(u32 index1, u32 index2)
{
if ( index1 >= Items.size() || index2 >= Items.size() )
return;
ListItem dummmy = Items[index1];
Items[index1] = Items[index2];
Items[index2] = dummmy;
}
void CGUIListBox::setItemOverrideColor(u32 index, video::SColor color)
{
for ( u32 c=0; c < EGUI_LBC_COUNT; ++c )
{
Items[index].OverrideColors[c].Use = true;
Items[index].OverrideColors[c].Color = color;
}
}
void CGUIListBox::setItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType, video::SColor color)
{
if ( index >= Items.size() || colorType < 0 || colorType >= EGUI_LBC_COUNT )
return;
Items[index].OverrideColors[colorType].Use = true;
Items[index].OverrideColors[colorType].Color = color;
}
void CGUIListBox::clearItemOverrideColor(u32 index)
{
for (u32 c=0; c < (u32)EGUI_LBC_COUNT; ++c )
{
Items[index].OverrideColors[c].Use = false;
}
}
void CGUIListBox::clearItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType)
{
if ( index >= Items.size() || colorType < 0 || colorType >= EGUI_LBC_COUNT )
return;
Items[index].OverrideColors[colorType].Use = false;
}
bool CGUIListBox::hasItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType) const
{
if ( index >= Items.size() || colorType < 0 || colorType >= EGUI_LBC_COUNT )
return false;
return Items[index].OverrideColors[colorType].Use;
}
video::SColor CGUIListBox::getItemOverrideColor(u32 index, EGUI_LISTBOX_COLOR colorType) const
{
if ( (u32)index >= Items.size() || colorType < 0 || colorType >= EGUI_LBC_COUNT )
return video::SColor();
return Items[index].OverrideColors[colorType].Color;
}
video::SColor CGUIListBox::getItemDefaultColor(EGUI_LISTBOX_COLOR colorType) const
{
IGUISkin* skin = Environment->getSkin();
if ( !skin )
return video::SColor();
switch ( colorType )
{
case EGUI_LBC_TEXT:
return skin->getColor(EGDC_BUTTON_TEXT);
case EGUI_LBC_TEXT_HIGHLIGHT:
return skin->getColor(EGDC_HIGH_LIGHT_TEXT);
case EGUI_LBC_ICON:
return skin->getColor(EGDC_ICON);
case EGUI_LBC_ICON_HIGHLIGHT:
return skin->getColor(EGDC_ICON_HIGH_LIGHT);
case EGUI_LBC_BACKGROUND:
return skin->getColor(EGDC_3D_HIGH_LIGHT);
case EGUI_LBC_BACKGROUND_HIGHLIGHT:
return skin->getColor(EGDC_HIGH_LIGHT);
default:
return video::SColor();
}
}
//! set global itemHeight
void CGUIListBox::setItemHeight( s32 height )
{
ItemHeight = height;
ItemHeightOverride = 1;
}
//! Sets whether to draw the background
void CGUIListBox::setDrawBackground(bool draw)
{
DrawBack = draw;
}
//! Access the vertical scrollbar
IGUIScrollBar* CGUIListBox::getVerticalScrollBar() const
{
return ScrollBar;
}
} // end namespace gui
} // end namespace irr
#endif // _IRR_COMPILE_WITH_GUI_