1568 lines
37 KiB
C++
1568 lines
37 KiB
C++
// 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 "CGUIEditBox.h"
|
|
#ifdef _IRR_COMPILE_WITH_GUI_
|
|
|
|
#include "IGUISkin.h"
|
|
#include "IGUIEnvironment.h"
|
|
#include "IGUIFont.h"
|
|
#include "IVideoDriver.h"
|
|
#include "rect.h"
|
|
#include "os.h"
|
|
#include "Keycodes.h"
|
|
|
|
/*
|
|
todo:
|
|
optional scrollbars
|
|
ctrl+left/right to select word
|
|
double click/ctrl click: word select + drag to select whole words, triple click to select line
|
|
optional? dragging selected text
|
|
numerical
|
|
*/
|
|
|
|
namespace irr
|
|
{
|
|
namespace gui
|
|
{
|
|
|
|
//! constructor
|
|
CGUIEditBox::CGUIEditBox(const wchar_t* text, bool border,
|
|
IGUIEnvironment* environment, IGUIElement* parent, s32 id,
|
|
const core::rect<s32>& rectangle)
|
|
: IGUIEditBox(environment, parent, id, rectangle), MouseMarking(false),
|
|
Border(border), Background(true), OverrideColorEnabled(false), MarkBegin(0), MarkEnd(0),
|
|
OverrideColor(video::SColor(101,255,255,255)), OverrideFont(0), LastBreakFont(0),
|
|
Operator(0), BlinkStartTime(0), CursorPos(0), HScrollPos(0), VScrollPos(0), Max(0),
|
|
WordWrap(false), MultiLine(false), AutoScroll(true), PasswordBox(false),
|
|
PasswordChar(L'*'), HAlign(EGUIA_UPPERLEFT), VAlign(EGUIA_CENTER),
|
|
CurrentTextRect(0,0,1,1), FrameRect(rectangle)
|
|
{
|
|
#ifdef _DEBUG
|
|
setDebugName("CGUIEditBox");
|
|
#endif
|
|
|
|
Text = text;
|
|
|
|
if (Environment)
|
|
Operator = Environment->getOSOperator();
|
|
|
|
if (Operator)
|
|
Operator->grab();
|
|
|
|
// this element can be tabbed to
|
|
setTabStop(true);
|
|
setTabOrder(-1);
|
|
|
|
calculateFrameRect();
|
|
breakText();
|
|
|
|
calculateScrollPos();
|
|
}
|
|
|
|
|
|
//! destructor
|
|
CGUIEditBox::~CGUIEditBox()
|
|
{
|
|
if (OverrideFont)
|
|
OverrideFont->drop();
|
|
|
|
if (Operator)
|
|
Operator->drop();
|
|
}
|
|
|
|
|
|
//! Sets another skin independent font.
|
|
void CGUIEditBox::setOverrideFont(IGUIFont* font)
|
|
{
|
|
if (OverrideFont == font)
|
|
return;
|
|
|
|
if (OverrideFont)
|
|
OverrideFont->drop();
|
|
|
|
OverrideFont = font;
|
|
|
|
if (OverrideFont)
|
|
OverrideFont->grab();
|
|
|
|
breakText();
|
|
}
|
|
|
|
//! Gets the override font (if any)
|
|
IGUIFont * CGUIEditBox::getOverrideFont() const
|
|
{
|
|
return OverrideFont;
|
|
}
|
|
|
|
//! Get the font which is used right now for drawing
|
|
IGUIFont* CGUIEditBox::getActiveFont() const
|
|
{
|
|
if ( OverrideFont )
|
|
return OverrideFont;
|
|
IGUISkin* skin = Environment->getSkin();
|
|
if (skin)
|
|
return skin->getFont();
|
|
return 0;
|
|
}
|
|
|
|
//! Sets another color for the text.
|
|
void CGUIEditBox::setOverrideColor(video::SColor color)
|
|
{
|
|
OverrideColor = color;
|
|
OverrideColorEnabled = true;
|
|
}
|
|
|
|
|
|
video::SColor CGUIEditBox::getOverrideColor() const
|
|
{
|
|
return OverrideColor;
|
|
}
|
|
|
|
|
|
//! Turns the border on or off
|
|
void CGUIEditBox::setDrawBorder(bool border)
|
|
{
|
|
Border = border;
|
|
}
|
|
|
|
//! Sets whether to draw the background
|
|
void CGUIEditBox::setDrawBackground(bool draw)
|
|
{
|
|
Background = draw;
|
|
}
|
|
|
|
//! Sets if the text should use the overide color or the color in the gui skin.
|
|
void CGUIEditBox::enableOverrideColor(bool enable)
|
|
{
|
|
OverrideColorEnabled = enable;
|
|
}
|
|
|
|
bool CGUIEditBox::isOverrideColorEnabled() const
|
|
{
|
|
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
|
|
return OverrideColorEnabled;
|
|
}
|
|
|
|
//! Enables or disables word wrap
|
|
void CGUIEditBox::setWordWrap(bool enable)
|
|
{
|
|
WordWrap = enable;
|
|
breakText();
|
|
}
|
|
|
|
|
|
void CGUIEditBox::updateAbsolutePosition()
|
|
{
|
|
core::rect<s32> oldAbsoluteRect(AbsoluteRect);
|
|
IGUIElement::updateAbsolutePosition();
|
|
if ( oldAbsoluteRect != AbsoluteRect )
|
|
{
|
|
calculateFrameRect();
|
|
breakText();
|
|
calculateScrollPos();
|
|
}
|
|
}
|
|
|
|
|
|
//! Checks if word wrap is enabled
|
|
bool CGUIEditBox::isWordWrapEnabled() const
|
|
{
|
|
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
|
|
return WordWrap;
|
|
}
|
|
|
|
|
|
//! Enables or disables newlines.
|
|
void CGUIEditBox::setMultiLine(bool enable)
|
|
{
|
|
MultiLine = enable;
|
|
}
|
|
|
|
|
|
//! Checks if multi line editing is enabled
|
|
bool CGUIEditBox::isMultiLineEnabled() const
|
|
{
|
|
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
|
|
return MultiLine;
|
|
}
|
|
|
|
|
|
void CGUIEditBox::setPasswordBox(bool passwordBox, wchar_t passwordChar)
|
|
{
|
|
PasswordBox = passwordBox;
|
|
if (PasswordBox)
|
|
{
|
|
PasswordChar = passwordChar;
|
|
setMultiLine(false);
|
|
setWordWrap(false);
|
|
BrokenText.clear();
|
|
}
|
|
}
|
|
|
|
|
|
bool CGUIEditBox::isPasswordBox() const
|
|
{
|
|
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
|
|
return PasswordBox;
|
|
}
|
|
|
|
|
|
//! Sets text justification
|
|
void CGUIEditBox::setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical)
|
|
{
|
|
HAlign = horizontal;
|
|
VAlign = vertical;
|
|
}
|
|
|
|
|
|
//! called if an event happened.
|
|
bool CGUIEditBox::OnEvent(const SEvent& event)
|
|
{
|
|
if (isEnabled())
|
|
{
|
|
|
|
switch(event.EventType)
|
|
{
|
|
case EET_GUI_EVENT:
|
|
if (event.GUIEvent.EventType == EGET_ELEMENT_FOCUS_LOST)
|
|
{
|
|
if (event.GUIEvent.Caller == this)
|
|
{
|
|
MouseMarking = false;
|
|
setTextMarkers(0,0);
|
|
}
|
|
}
|
|
break;
|
|
case EET_KEY_INPUT_EVENT:
|
|
if (processKey(event))
|
|
return true;
|
|
break;
|
|
case EET_MOUSE_INPUT_EVENT:
|
|
if (processMouse(event))
|
|
return true;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return IGUIElement::OnEvent(event);
|
|
}
|
|
|
|
|
|
bool CGUIEditBox::processKey(const SEvent& event)
|
|
{
|
|
if (!event.KeyInput.PressedDown)
|
|
return false;
|
|
|
|
bool textChanged = false;
|
|
s32 newMarkBegin = MarkBegin;
|
|
s32 newMarkEnd = MarkEnd;
|
|
|
|
// control shortcut handling
|
|
|
|
if (event.KeyInput.Control)
|
|
{
|
|
// german backlash '\' entered with control + '?'
|
|
if ( event.KeyInput.Char == '\\' )
|
|
{
|
|
inputChar(event.KeyInput.Char);
|
|
return true;
|
|
}
|
|
|
|
switch(event.KeyInput.Key)
|
|
{
|
|
case IRR_KEY_A:
|
|
// select all
|
|
newMarkBegin = 0;
|
|
newMarkEnd = Text.size();
|
|
break;
|
|
case IRR_KEY_C:
|
|
// copy to clipboard
|
|
if (!PasswordBox && Operator && MarkBegin != MarkEnd)
|
|
{
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
|
|
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
|
|
core::stringw s;
|
|
#else
|
|
core::stringc s;
|
|
#endif
|
|
s = Text.subString(realmbgn, realmend - realmbgn).c_str();
|
|
Operator->copyToClipboard(s.c_str());
|
|
}
|
|
break;
|
|
case IRR_KEY_X:
|
|
// cut to the clipboard
|
|
if (!PasswordBox && Operator && MarkBegin != MarkEnd)
|
|
{
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
|
|
// copy
|
|
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
|
|
core::stringw sc;
|
|
#else
|
|
core::stringc sc;
|
|
#endif
|
|
sc = Text.subString(realmbgn, realmend - realmbgn).c_str();
|
|
Operator->copyToClipboard(sc.c_str());
|
|
|
|
if (isEnabled())
|
|
{
|
|
// delete
|
|
core::stringw s;
|
|
s = Text.subString(0, realmbgn);
|
|
s.append( Text.subString(realmend, Text.size()-realmend) );
|
|
Text = s;
|
|
|
|
CursorPos = realmbgn;
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
textChanged = true;
|
|
}
|
|
}
|
|
break;
|
|
case IRR_KEY_V:
|
|
if ( !isEnabled() )
|
|
break;
|
|
|
|
// paste from the clipboard
|
|
if (Operator)
|
|
{
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
|
|
// add new character
|
|
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
|
|
const wchar_t* p = Operator->getTextFromClipboard();
|
|
#else
|
|
const c8* p = Operator->getTextFromClipboard();
|
|
#endif
|
|
if (p)
|
|
{
|
|
if (MarkBegin == MarkEnd)
|
|
{
|
|
// insert text
|
|
core::stringw s = Text.subString(0, CursorPos);
|
|
s.append(p);
|
|
s.append( Text.subString(CursorPos, Text.size()-CursorPos) );
|
|
|
|
if (!Max || s.size()<=Max) // thx to Fish FH for fix
|
|
{
|
|
Text = s;
|
|
s = p;
|
|
CursorPos += s.size();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// replace text
|
|
|
|
core::stringw s = Text.subString(0, realmbgn);
|
|
s.append(p);
|
|
s.append( Text.subString(realmend, Text.size()-realmend) );
|
|
|
|
if (!Max || s.size()<=Max) // thx to Fish FH for fix
|
|
{
|
|
Text = s;
|
|
s = p;
|
|
CursorPos = realmbgn + s.size();
|
|
}
|
|
}
|
|
}
|
|
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
textChanged = true;
|
|
}
|
|
break;
|
|
case IRR_KEY_HOME:
|
|
// move/highlight to start of text
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
newMarkEnd = CursorPos;
|
|
newMarkBegin = 0;
|
|
CursorPos = 0;
|
|
}
|
|
else
|
|
{
|
|
CursorPos = 0;
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
break;
|
|
case IRR_KEY_END:
|
|
// move/highlight to end of text
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
newMarkBegin = CursorPos;
|
|
newMarkEnd = Text.size();
|
|
CursorPos = 0;
|
|
}
|
|
else
|
|
{
|
|
CursorPos = Text.size();
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
// default keyboard handling
|
|
else
|
|
switch(event.KeyInput.Key)
|
|
{
|
|
case IRR_KEY_END:
|
|
{
|
|
s32 p = Text.size();
|
|
if (WordWrap || MultiLine)
|
|
{
|
|
p = getLineFromPos(CursorPos);
|
|
p = BrokenTextPositions[p] + (s32)BrokenText[p].size();
|
|
if (p > 0 && (Text[p-1] == L'\r' || Text[p-1] == L'\n' ))
|
|
p-=1;
|
|
}
|
|
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
if (MarkBegin == MarkEnd)
|
|
newMarkBegin = CursorPos;
|
|
|
|
newMarkEnd = p;
|
|
}
|
|
else
|
|
{
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
CursorPos = p;
|
|
BlinkStartTime = os::Timer::getTime();
|
|
}
|
|
break;
|
|
case IRR_KEY_HOME:
|
|
{
|
|
|
|
s32 p = 0;
|
|
if (WordWrap || MultiLine)
|
|
{
|
|
p = getLineFromPos(CursorPos);
|
|
p = BrokenTextPositions[p];
|
|
}
|
|
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
if (MarkBegin == MarkEnd)
|
|
newMarkBegin = CursorPos;
|
|
newMarkEnd = p;
|
|
}
|
|
else
|
|
{
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
CursorPos = p;
|
|
BlinkStartTime = os::Timer::getTime();
|
|
}
|
|
break;
|
|
case IRR_KEY_RETURN:
|
|
if (MultiLine)
|
|
{
|
|
inputChar(L'\n');
|
|
}
|
|
else
|
|
{
|
|
calculateScrollPos();
|
|
sendGuiEvent( EGET_EDITBOX_ENTER );
|
|
}
|
|
return true;
|
|
case IRR_KEY_LEFT:
|
|
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
if (CursorPos > 0)
|
|
{
|
|
if (MarkBegin == MarkEnd)
|
|
newMarkBegin = CursorPos;
|
|
|
|
newMarkEnd = CursorPos-1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
|
|
if (CursorPos > 0) CursorPos--;
|
|
BlinkStartTime = os::Timer::getTime();
|
|
break;
|
|
|
|
case IRR_KEY_RIGHT:
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
if (Text.size() > (u32)CursorPos)
|
|
{
|
|
if (MarkBegin == MarkEnd)
|
|
newMarkBegin = CursorPos;
|
|
|
|
newMarkEnd = CursorPos+1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
|
|
if (Text.size() > (u32)CursorPos) CursorPos++;
|
|
BlinkStartTime = os::Timer::getTime();
|
|
break;
|
|
case IRR_KEY_UP:
|
|
if (MultiLine || (WordWrap && BrokenText.size() > 1) )
|
|
{
|
|
s32 lineNo = getLineFromPos(CursorPos);
|
|
s32 mb = (MarkBegin == MarkEnd) ? CursorPos : (MarkBegin > MarkEnd ? MarkBegin : MarkEnd);
|
|
if (lineNo > 0)
|
|
{
|
|
s32 cp = CursorPos - BrokenTextPositions[lineNo];
|
|
if ((s32)BrokenText[lineNo-1].size() < cp)
|
|
CursorPos = BrokenTextPositions[lineNo-1] + core::max_((u32)1, BrokenText[lineNo-1].size())-1;
|
|
else
|
|
CursorPos = BrokenTextPositions[lineNo-1] + cp;
|
|
}
|
|
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
newMarkBegin = mb;
|
|
newMarkEnd = CursorPos;
|
|
}
|
|
else
|
|
{
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
break;
|
|
case IRR_KEY_DOWN:
|
|
if (MultiLine || (WordWrap && BrokenText.size() > 1) )
|
|
{
|
|
s32 lineNo = getLineFromPos(CursorPos);
|
|
s32 mb = (MarkBegin == MarkEnd) ? CursorPos : (MarkBegin < MarkEnd ? MarkBegin : MarkEnd);
|
|
if (lineNo < (s32)BrokenText.size()-1)
|
|
{
|
|
s32 cp = CursorPos - BrokenTextPositions[lineNo];
|
|
if ((s32)BrokenText[lineNo+1].size() < cp)
|
|
CursorPos = BrokenTextPositions[lineNo+1] + core::max_((u32)1, BrokenText[lineNo+1].size())-1;
|
|
else
|
|
CursorPos = BrokenTextPositions[lineNo+1] + cp;
|
|
}
|
|
|
|
if (event.KeyInput.Shift)
|
|
{
|
|
newMarkBegin = mb;
|
|
newMarkEnd = CursorPos;
|
|
}
|
|
else
|
|
{
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
break;
|
|
|
|
case IRR_KEY_BACK:
|
|
if ( !isEnabled() )
|
|
break;
|
|
|
|
if (Text.size())
|
|
{
|
|
core::stringw s;
|
|
|
|
if (MarkBegin != MarkEnd)
|
|
{
|
|
// delete marked text
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
|
|
s = Text.subString(0, realmbgn);
|
|
s.append( Text.subString(realmend, Text.size()-realmend) );
|
|
Text = s;
|
|
|
|
CursorPos = realmbgn;
|
|
}
|
|
else
|
|
{
|
|
// delete text behind cursor
|
|
if (CursorPos>0)
|
|
s = Text.subString(0, CursorPos-1);
|
|
else
|
|
s = L"";
|
|
s.append( Text.subString(CursorPos, Text.size()-CursorPos) );
|
|
Text = s;
|
|
--CursorPos;
|
|
}
|
|
|
|
if (CursorPos < 0)
|
|
CursorPos = 0;
|
|
BlinkStartTime = os::Timer::getTime();
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
textChanged = true;
|
|
}
|
|
break;
|
|
case IRR_KEY_DELETE:
|
|
if ( !isEnabled() )
|
|
break;
|
|
|
|
if (Text.size() != 0)
|
|
{
|
|
core::stringw s;
|
|
|
|
if (MarkBegin != MarkEnd)
|
|
{
|
|
// delete marked text
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
|
|
s = Text.subString(0, realmbgn);
|
|
s.append( Text.subString(realmend, Text.size()-realmend) );
|
|
Text = s;
|
|
|
|
CursorPos = realmbgn;
|
|
}
|
|
else
|
|
{
|
|
// delete text before cursor
|
|
s = Text.subString(0, CursorPos);
|
|
s.append( Text.subString(CursorPos+1, Text.size()-CursorPos-1) );
|
|
Text = s;
|
|
}
|
|
|
|
if (CursorPos > (s32)Text.size())
|
|
CursorPos = (s32)Text.size();
|
|
|
|
BlinkStartTime = os::Timer::getTime();
|
|
newMarkBegin = 0;
|
|
newMarkEnd = 0;
|
|
textChanged = true;
|
|
}
|
|
break;
|
|
|
|
case IRR_KEY_ESCAPE:
|
|
case IRR_KEY_TAB:
|
|
case IRR_KEY_SHIFT:
|
|
case IRR_KEY_F1:
|
|
case IRR_KEY_F2:
|
|
case IRR_KEY_F3:
|
|
case IRR_KEY_F4:
|
|
case IRR_KEY_F5:
|
|
case IRR_KEY_F6:
|
|
case IRR_KEY_F7:
|
|
case IRR_KEY_F8:
|
|
case IRR_KEY_F9:
|
|
case IRR_KEY_F10:
|
|
case IRR_KEY_F11:
|
|
case IRR_KEY_F12:
|
|
case IRR_KEY_F13:
|
|
case IRR_KEY_F14:
|
|
case IRR_KEY_F15:
|
|
case IRR_KEY_F16:
|
|
case IRR_KEY_F17:
|
|
case IRR_KEY_F18:
|
|
case IRR_KEY_F19:
|
|
case IRR_KEY_F20:
|
|
case IRR_KEY_F21:
|
|
case IRR_KEY_F22:
|
|
case IRR_KEY_F23:
|
|
case IRR_KEY_F24:
|
|
// ignore these keys
|
|
return false;
|
|
|
|
default:
|
|
inputChar(event.KeyInput.Char);
|
|
return true;
|
|
}
|
|
|
|
// Set new text markers
|
|
setTextMarkers( newMarkBegin, newMarkEnd );
|
|
|
|
// break the text if it has changed
|
|
if (textChanged)
|
|
{
|
|
breakText();
|
|
calculateScrollPos();
|
|
sendGuiEvent(EGET_EDITBOX_CHANGED);
|
|
}
|
|
else
|
|
{
|
|
calculateScrollPos();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
//! draws the element and its children
|
|
void CGUIEditBox::draw()
|
|
{
|
|
if (!IsVisible)
|
|
return;
|
|
|
|
const bool focus = Environment->hasFocus(this);
|
|
|
|
IGUISkin* skin = Environment->getSkin();
|
|
if (!skin)
|
|
return;
|
|
|
|
EGUI_DEFAULT_COLOR bgCol = EGDC_GRAY_EDITABLE;
|
|
if ( isEnabled() )
|
|
bgCol = focus ? EGDC_FOCUSED_EDITABLE : EGDC_EDITABLE;
|
|
|
|
if (!Border && Background)
|
|
{
|
|
skin->draw2DRectangle(this, skin->getColor(bgCol), AbsoluteRect, &AbsoluteClippingRect);
|
|
}
|
|
|
|
if (Border)
|
|
{
|
|
// draw the border
|
|
skin->draw3DSunkenPane(this, skin->getColor(bgCol), false, Background, AbsoluteRect, &AbsoluteClippingRect);
|
|
|
|
calculateFrameRect();
|
|
}
|
|
|
|
core::rect<s32> localClipRect = FrameRect;
|
|
localClipRect.clipAgainst(AbsoluteClippingRect);
|
|
|
|
// draw the text
|
|
|
|
IGUIFont* font = getActiveFont();
|
|
|
|
s32 cursorLine = 0;
|
|
s32 charcursorpos = 0;
|
|
|
|
if (font)
|
|
{
|
|
if (LastBreakFont != font)
|
|
{
|
|
breakText();
|
|
}
|
|
|
|
// calculate cursor pos
|
|
|
|
core::stringw *txtLine = &Text;
|
|
s32 startPos = 0;
|
|
|
|
core::stringw s, s2;
|
|
|
|
// get mark position
|
|
const bool ml = (!PasswordBox && (WordWrap || MultiLine));
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
const s32 hlineStart = ml ? getLineFromPos(realmbgn) : 0;
|
|
const s32 hlineCount = ml ? getLineFromPos(realmend) - hlineStart + 1 : 1;
|
|
const s32 lineCount = ml ? BrokenText.size() : 1;
|
|
|
|
// Save the override color information.
|
|
// Then, alter it if the edit box is disabled.
|
|
const bool prevOver = OverrideColorEnabled;
|
|
const video::SColor prevColor = OverrideColor;
|
|
|
|
if (Text.size())
|
|
{
|
|
if (!isEnabled() && !OverrideColorEnabled)
|
|
{
|
|
OverrideColorEnabled = true;
|
|
OverrideColor = skin->getColor(EGDC_GRAY_TEXT);
|
|
}
|
|
|
|
for (s32 i=0; i < lineCount; ++i)
|
|
{
|
|
setTextRect(i);
|
|
|
|
// clipping test - don't draw anything outside the visible area
|
|
core::rect<s32> c = localClipRect;
|
|
c.clipAgainst(CurrentTextRect);
|
|
if (!c.isValid())
|
|
continue;
|
|
|
|
// get current line
|
|
if (PasswordBox)
|
|
{
|
|
if (BrokenText.size() != 1)
|
|
{
|
|
BrokenText.clear();
|
|
BrokenText.push_back(core::stringw());
|
|
}
|
|
if (BrokenText[0].size() != Text.size())
|
|
{
|
|
BrokenText[0] = Text;
|
|
for (u32 q = 0; q < Text.size(); ++q)
|
|
{
|
|
BrokenText[0] [q] = PasswordChar;
|
|
}
|
|
}
|
|
txtLine = &BrokenText[0];
|
|
startPos = 0;
|
|
}
|
|
else
|
|
{
|
|
txtLine = ml ? &BrokenText[i] : &Text;
|
|
startPos = ml ? BrokenTextPositions[i] : 0;
|
|
}
|
|
|
|
|
|
// draw normal text
|
|
font->draw(txtLine->c_str(), CurrentTextRect,
|
|
OverrideColorEnabled ? OverrideColor : skin->getColor(EGDC_BUTTON_TEXT),
|
|
false, true, &localClipRect);
|
|
|
|
// draw mark and marked text
|
|
if (focus && MarkBegin != MarkEnd && i >= hlineStart && i < hlineStart + hlineCount)
|
|
{
|
|
|
|
s32 mbegin = 0, mend = 0;
|
|
s32 lineStartPos = 0, lineEndPos = txtLine->size();
|
|
|
|
if (i == hlineStart)
|
|
{
|
|
// highlight start is on this line
|
|
s = txtLine->subString(0, realmbgn - startPos);
|
|
mbegin = font->getDimension(s.c_str()).Width;
|
|
|
|
// deal with kerning
|
|
mbegin += font->getKerningWidth(
|
|
&((*txtLine)[realmbgn - startPos]),
|
|
realmbgn - startPos > 0 ? &((*txtLine)[realmbgn - startPos - 1]) : 0);
|
|
|
|
lineStartPos = realmbgn - startPos;
|
|
}
|
|
if (i == hlineStart + hlineCount - 1)
|
|
{
|
|
// highlight end is on this line
|
|
s2 = txtLine->subString(0, realmend - startPos);
|
|
mend = font->getDimension(s2.c_str()).Width;
|
|
lineEndPos = (s32)s2.size();
|
|
}
|
|
else
|
|
mend = font->getDimension(txtLine->c_str()).Width;
|
|
|
|
CurrentTextRect.UpperLeftCorner.X += mbegin;
|
|
CurrentTextRect.LowerRightCorner.X = CurrentTextRect.UpperLeftCorner.X + mend - mbegin;
|
|
|
|
// draw mark
|
|
skin->draw2DRectangle(this, skin->getColor(EGDC_HIGH_LIGHT), CurrentTextRect, &localClipRect);
|
|
|
|
// draw marked text
|
|
s = txtLine->subString(lineStartPos, lineEndPos - lineStartPos);
|
|
|
|
if (s.size())
|
|
font->draw(s.c_str(), CurrentTextRect,
|
|
OverrideColorEnabled ? OverrideColor : skin->getColor(EGDC_HIGH_LIGHT_TEXT),
|
|
false, true, &localClipRect);
|
|
|
|
}
|
|
}
|
|
|
|
// Return the override color information to its previous settings.
|
|
OverrideColorEnabled = prevOver;
|
|
OverrideColor = prevColor;
|
|
}
|
|
|
|
// draw cursor
|
|
if ( IsEnabled )
|
|
{
|
|
if (WordWrap || MultiLine)
|
|
{
|
|
cursorLine = getLineFromPos(CursorPos);
|
|
txtLine = &BrokenText[cursorLine];
|
|
startPos = BrokenTextPositions[cursorLine];
|
|
}
|
|
s = txtLine->subString(0,CursorPos-startPos);
|
|
charcursorpos = font->getDimension(s.c_str()).Width +
|
|
font->getKerningWidth(L"_", CursorPos-startPos > 0 ? &((*txtLine)[CursorPos-startPos-1]) : 0);
|
|
|
|
if (focus && (os::Timer::getTime() - BlinkStartTime) % 700 < 350)
|
|
{
|
|
setTextRect(cursorLine);
|
|
CurrentTextRect.UpperLeftCorner.X += charcursorpos;
|
|
|
|
font->draw(L"_", CurrentTextRect,
|
|
OverrideColorEnabled ? OverrideColor : skin->getColor(EGDC_BUTTON_TEXT),
|
|
false, true, &localClipRect);
|
|
}
|
|
}
|
|
}
|
|
|
|
// draw children
|
|
IGUIElement::draw();
|
|
}
|
|
|
|
|
|
//! Sets the new caption of this element.
|
|
void CGUIEditBox::setText(const core::stringw& text)
|
|
{
|
|
Text = text;
|
|
if (u32(CursorPos) > Text.size())
|
|
CursorPos = Text.size();
|
|
HScrollPos = 0;
|
|
breakText();
|
|
}
|
|
|
|
|
|
//! Enables or disables automatic scrolling with cursor position
|
|
//! \param enable: If set to true, the text will move around with the cursor position
|
|
void CGUIEditBox::setAutoScroll(bool enable)
|
|
{
|
|
AutoScroll = enable;
|
|
}
|
|
|
|
|
|
//! Checks to see if automatic scrolling is enabled
|
|
//! \return true if automatic scrolling is enabled, false if not
|
|
bool CGUIEditBox::isAutoScrollEnabled() const
|
|
{
|
|
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
|
|
return AutoScroll;
|
|
}
|
|
|
|
|
|
//! Gets the area of the text in the edit box
|
|
//! \return Returns the size in pixels of the text
|
|
core::dimension2du CGUIEditBox::getTextDimension()
|
|
{
|
|
core::rect<s32> ret;
|
|
|
|
setTextRect(0);
|
|
ret = CurrentTextRect;
|
|
|
|
for (u32 i=1; i < BrokenText.size(); ++i)
|
|
{
|
|
setTextRect(i);
|
|
ret.addInternalPoint(CurrentTextRect.UpperLeftCorner);
|
|
ret.addInternalPoint(CurrentTextRect.LowerRightCorner);
|
|
}
|
|
|
|
return core::dimension2du(ret.getSize());
|
|
}
|
|
|
|
|
|
//! Sets the maximum amount of characters which may be entered in the box.
|
|
//! \param max: Maximum amount of characters. If 0, the character amount is
|
|
//! infinity.
|
|
void CGUIEditBox::setMax(u32 max)
|
|
{
|
|
Max = max;
|
|
|
|
if (Text.size() > Max && Max != 0)
|
|
Text = Text.subString(0, Max);
|
|
}
|
|
|
|
|
|
//! Returns maximum amount of characters, previously set by setMax();
|
|
u32 CGUIEditBox::getMax() const
|
|
{
|
|
return Max;
|
|
}
|
|
|
|
|
|
bool CGUIEditBox::processMouse(const SEvent& event)
|
|
{
|
|
switch(event.MouseInput.Event)
|
|
{
|
|
case irr::EMIE_LMOUSE_LEFT_UP:
|
|
if (Environment->hasFocus(this))
|
|
{
|
|
CursorPos = getCursorPos(event.MouseInput.X, event.MouseInput.Y);
|
|
if (MouseMarking)
|
|
{
|
|
setTextMarkers( MarkBegin, CursorPos );
|
|
}
|
|
MouseMarking = false;
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
break;
|
|
case irr::EMIE_MOUSE_MOVED:
|
|
{
|
|
if (MouseMarking)
|
|
{
|
|
CursorPos = getCursorPos(event.MouseInput.X, event.MouseInput.Y);
|
|
setTextMarkers( MarkBegin, CursorPos );
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
case EMIE_LMOUSE_PRESSED_DOWN:
|
|
if (!Environment->hasFocus(this))
|
|
{
|
|
BlinkStartTime = os::Timer::getTime();
|
|
MouseMarking = true;
|
|
CursorPos = getCursorPos(event.MouseInput.X, event.MouseInput.Y);
|
|
setTextMarkers(CursorPos, CursorPos );
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if (!AbsoluteClippingRect.isPointInside(
|
|
core::position2d<s32>(event.MouseInput.X, event.MouseInput.Y)))
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
// move cursor
|
|
CursorPos = getCursorPos(event.MouseInput.X, event.MouseInput.Y);
|
|
|
|
s32 newMarkBegin = MarkBegin;
|
|
if (!MouseMarking)
|
|
newMarkBegin = CursorPos;
|
|
|
|
MouseMarking = true;
|
|
setTextMarkers( newMarkBegin, CursorPos);
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
s32 CGUIEditBox::getCursorPos(s32 x, s32 y)
|
|
{
|
|
IGUIFont* font = getActiveFont();
|
|
|
|
const u32 lineCount = (WordWrap || MultiLine) ? BrokenText.size() : 1;
|
|
|
|
core::stringw *txtLine=0;
|
|
s32 startPos=0;
|
|
x+=3;
|
|
|
|
for (u32 i=0; i < lineCount; ++i)
|
|
{
|
|
setTextRect(i);
|
|
if (i == 0 && y < CurrentTextRect.UpperLeftCorner.Y)
|
|
y = CurrentTextRect.UpperLeftCorner.Y;
|
|
if (i == lineCount - 1 && y > CurrentTextRect.LowerRightCorner.Y )
|
|
y = CurrentTextRect.LowerRightCorner.Y;
|
|
|
|
// is it inside this region?
|
|
if (y >= CurrentTextRect.UpperLeftCorner.Y && y <= CurrentTextRect.LowerRightCorner.Y)
|
|
{
|
|
// we've found the clicked line
|
|
txtLine = (WordWrap || MultiLine) ? &BrokenText[i] : &Text;
|
|
startPos = (WordWrap || MultiLine) ? BrokenTextPositions[i] : 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (x < CurrentTextRect.UpperLeftCorner.X)
|
|
x = CurrentTextRect.UpperLeftCorner.X;
|
|
|
|
if ( !txtLine )
|
|
return 0;
|
|
|
|
s32 idx = font->getCharacterFromPos(txtLine->c_str(), x - CurrentTextRect.UpperLeftCorner.X);
|
|
|
|
// click was on or left of the line
|
|
if (idx != -1)
|
|
return idx + startPos;
|
|
|
|
// click was off the right edge of the line, go to end.
|
|
return txtLine->size() + startPos;
|
|
}
|
|
|
|
|
|
//! Breaks the single text line.
|
|
void CGUIEditBox::breakText()
|
|
{
|
|
if ((!WordWrap && !MultiLine))
|
|
return;
|
|
|
|
BrokenText.clear(); // need to reallocate :/
|
|
BrokenTextPositions.set_used(0);
|
|
|
|
IGUIFont* font = getActiveFont();
|
|
if (!font)
|
|
return;
|
|
|
|
LastBreakFont = font;
|
|
|
|
core::stringw line;
|
|
core::stringw word;
|
|
core::stringw whitespace;
|
|
s32 lastLineStart = 0;
|
|
s32 size = Text.size();
|
|
s32 length = 0;
|
|
s32 elWidth = RelativeRect.getWidth() - 6;
|
|
wchar_t c;
|
|
|
|
for (s32 i=0; i<size; ++i)
|
|
{
|
|
c = Text[i];
|
|
bool lineBreak = false;
|
|
|
|
if (c == L'\r') // Mac or Windows breaks
|
|
{
|
|
lineBreak = true;
|
|
c = 0;
|
|
if (Text[i+1] == L'\n') // Windows breaks
|
|
{
|
|
// TODO: I (Michael) think that we shouldn't change the text given by the user for whatever reason.
|
|
// Instead rework the cursor positioning to be able to handle this (but not in stable release
|
|
// branch as users might already expect this behavior).
|
|
Text.erase(i+1);
|
|
--size;
|
|
if ( CursorPos > i )
|
|
--CursorPos;
|
|
}
|
|
}
|
|
else if (c == L'\n') // Unix breaks
|
|
{
|
|
lineBreak = true;
|
|
c = 0;
|
|
}
|
|
|
|
// don't break if we're not a multi-line edit box
|
|
if (!MultiLine)
|
|
lineBreak = false;
|
|
|
|
if (c == L' ' || c == 0 || i == (size-1))
|
|
{
|
|
// here comes the next whitespace, look if
|
|
// we can break the last word to the next line
|
|
// We also break whitespace, otherwise cursor would vanish beside the right border.
|
|
s32 whitelgth = font->getDimension(whitespace.c_str()).Width;
|
|
s32 worldlgth = font->getDimension(word.c_str()).Width;
|
|
|
|
if (WordWrap && length + worldlgth + whitelgth > elWidth && line.size() > 0)
|
|
{
|
|
// break to next line
|
|
length = worldlgth;
|
|
BrokenText.push_back(line);
|
|
BrokenTextPositions.push_back(lastLineStart);
|
|
lastLineStart = i - (s32)word.size();
|
|
line = word;
|
|
}
|
|
else
|
|
{
|
|
// add word to line
|
|
line += whitespace;
|
|
line += word;
|
|
length += whitelgth + worldlgth;
|
|
}
|
|
|
|
word = L"";
|
|
whitespace = L"";
|
|
|
|
|
|
if ( c )
|
|
whitespace += c;
|
|
|
|
// compute line break
|
|
if (lineBreak)
|
|
{
|
|
line += whitespace;
|
|
line += word;
|
|
BrokenText.push_back(line);
|
|
BrokenTextPositions.push_back(lastLineStart);
|
|
lastLineStart = i+1;
|
|
line = L"";
|
|
word = L"";
|
|
whitespace = L"";
|
|
length = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// yippee this is a word..
|
|
word += c;
|
|
}
|
|
}
|
|
|
|
line += whitespace;
|
|
line += word;
|
|
BrokenText.push_back(line);
|
|
BrokenTextPositions.push_back(lastLineStart);
|
|
}
|
|
|
|
// TODO: that function does interpret VAlign according to line-index (indexed line is placed on top-center-bottom)
|
|
// but HAlign according to line-width (pixels) and not by row.
|
|
// Intuitively I suppose HAlign handling is better as VScrollPos should handle the line-scrolling.
|
|
// But please no one change this without also rewriting (and this time fucking testing!!!) autoscrolling (I noticed this when fixing the old autoscrolling).
|
|
void CGUIEditBox::setTextRect(s32 line)
|
|
{
|
|
if ( line < 0 )
|
|
return;
|
|
|
|
IGUIFont* font = getActiveFont();
|
|
if (!font)
|
|
return;
|
|
|
|
core::dimension2du d;
|
|
|
|
// get text dimension
|
|
const u32 lineCount = (WordWrap || MultiLine) ? BrokenText.size() : 1;
|
|
if (WordWrap || MultiLine)
|
|
{
|
|
d = font->getDimension(BrokenText[line].c_str());
|
|
}
|
|
else
|
|
{
|
|
d = font->getDimension(Text.c_str());
|
|
d.Height = AbsoluteRect.getHeight();
|
|
}
|
|
d.Height += font->getKerningHeight();
|
|
|
|
// justification
|
|
switch (HAlign)
|
|
{
|
|
case EGUIA_CENTER:
|
|
// align to h centre
|
|
CurrentTextRect.UpperLeftCorner.X = (FrameRect.getWidth()/2) - (d.Width/2);
|
|
CurrentTextRect.LowerRightCorner.X = (FrameRect.getWidth()/2) + (d.Width/2);
|
|
break;
|
|
case EGUIA_LOWERRIGHT:
|
|
// align to right edge
|
|
CurrentTextRect.UpperLeftCorner.X = FrameRect.getWidth() - d.Width;
|
|
CurrentTextRect.LowerRightCorner.X = FrameRect.getWidth();
|
|
break;
|
|
default:
|
|
// align to left edge
|
|
CurrentTextRect.UpperLeftCorner.X = 0;
|
|
CurrentTextRect.LowerRightCorner.X = d.Width;
|
|
|
|
}
|
|
|
|
switch (VAlign)
|
|
{
|
|
case EGUIA_CENTER:
|
|
// align to v centre
|
|
CurrentTextRect.UpperLeftCorner.Y =
|
|
(FrameRect.getHeight()/2) - (lineCount*d.Height)/2 + d.Height*line;
|
|
break;
|
|
case EGUIA_LOWERRIGHT:
|
|
// align to bottom edge
|
|
CurrentTextRect.UpperLeftCorner.Y =
|
|
FrameRect.getHeight() - lineCount*d.Height + d.Height*line;
|
|
break;
|
|
default:
|
|
// align to top edge
|
|
CurrentTextRect.UpperLeftCorner.Y = d.Height*line;
|
|
break;
|
|
}
|
|
|
|
CurrentTextRect.UpperLeftCorner.X -= HScrollPos;
|
|
CurrentTextRect.LowerRightCorner.X -= HScrollPos;
|
|
CurrentTextRect.UpperLeftCorner.Y -= VScrollPos;
|
|
CurrentTextRect.LowerRightCorner.Y = CurrentTextRect.UpperLeftCorner.Y + d.Height;
|
|
|
|
CurrentTextRect += FrameRect.UpperLeftCorner;
|
|
|
|
}
|
|
|
|
|
|
s32 CGUIEditBox::getLineFromPos(s32 pos)
|
|
{
|
|
if (!WordWrap && !MultiLine)
|
|
return 0;
|
|
|
|
s32 i=0;
|
|
while (i < (s32)BrokenTextPositions.size())
|
|
{
|
|
if (BrokenTextPositions[i] > pos)
|
|
return i-1;
|
|
++i;
|
|
}
|
|
return (s32)BrokenTextPositions.size() - 1;
|
|
}
|
|
|
|
|
|
void CGUIEditBox::inputChar(wchar_t c)
|
|
{
|
|
if (!isEnabled())
|
|
return;
|
|
|
|
if (c != 0)
|
|
{
|
|
if (Text.size() < Max || Max == 0)
|
|
{
|
|
core::stringw s;
|
|
|
|
if (MarkBegin != MarkEnd)
|
|
{
|
|
// replace marked text
|
|
const s32 realmbgn = MarkBegin < MarkEnd ? MarkBegin : MarkEnd;
|
|
const s32 realmend = MarkBegin < MarkEnd ? MarkEnd : MarkBegin;
|
|
|
|
s = Text.subString(0, realmbgn);
|
|
s.append(c);
|
|
s.append( Text.subString(realmend, Text.size()-realmend) );
|
|
Text = s;
|
|
CursorPos = realmbgn+1;
|
|
}
|
|
else
|
|
{
|
|
// add new character
|
|
s = Text.subString(0, CursorPos);
|
|
s.append(c);
|
|
s.append( Text.subString(CursorPos, Text.size()-CursorPos) );
|
|
Text = s;
|
|
++CursorPos;
|
|
}
|
|
|
|
BlinkStartTime = os::Timer::getTime();
|
|
setTextMarkers(0, 0);
|
|
}
|
|
}
|
|
breakText();
|
|
calculateScrollPos();
|
|
sendGuiEvent(EGET_EDITBOX_CHANGED);
|
|
}
|
|
|
|
// calculate autoscroll
|
|
void CGUIEditBox::calculateScrollPos()
|
|
{
|
|
if (!AutoScroll)
|
|
return;
|
|
|
|
IGUISkin* skin = Environment->getSkin();
|
|
if (!skin)
|
|
return;
|
|
IGUIFont* font = OverrideFont ? OverrideFont : skin->getFont();
|
|
if (!font)
|
|
return;
|
|
|
|
s32 cursLine = getLineFromPos(CursorPos);
|
|
if ( cursLine < 0 )
|
|
return;
|
|
setTextRect(cursLine);
|
|
const bool hasBrokenText = MultiLine || WordWrap;
|
|
|
|
// Check horizonal scrolling
|
|
// NOTE: Calculations different to vertical scrolling because setTextRect interprets VAlign relative to line but HAlign not relative to row
|
|
{
|
|
// get cursor position
|
|
IGUIFont* font = getActiveFont();
|
|
if (!font)
|
|
return;
|
|
|
|
// get cursor area
|
|
irr::u32 cursorWidth = font->getDimension(L"_").Width;
|
|
core::stringw *txtLine = hasBrokenText ? &BrokenText[cursLine] : &Text;
|
|
s32 cPos = hasBrokenText ? CursorPos - BrokenTextPositions[cursLine] : CursorPos; // column
|
|
s32 cStart = font->getDimension(txtLine->subString(0, cPos).c_str()).Width; // pixels from text-start
|
|
s32 cEnd = cStart + cursorWidth;
|
|
s32 txtWidth = font->getDimension(txtLine->c_str()).Width;
|
|
|
|
if ( txtWidth < FrameRect.getWidth() )
|
|
{
|
|
// TODO: Needs a clean left and right gap removal depending on HAlign, similar to vertical scrolling tests for top/bottom.
|
|
// This check just fixes the case where it was most noticable (text smaller than clipping area).
|
|
|
|
HScrollPos = 0;
|
|
setTextRect(cursLine);
|
|
}
|
|
|
|
if ( CurrentTextRect.UpperLeftCorner.X+cStart < FrameRect.UpperLeftCorner.X )
|
|
{
|
|
// cursor to the left of the clipping area
|
|
HScrollPos -= FrameRect.UpperLeftCorner.X-(CurrentTextRect.UpperLeftCorner.X+cStart);
|
|
setTextRect(cursLine);
|
|
|
|
// TODO: should show more characters to the left when we're scrolling left
|
|
// and the cursor reaches the border.
|
|
}
|
|
else if ( CurrentTextRect.UpperLeftCorner.X+cEnd > FrameRect.LowerRightCorner.X)
|
|
{
|
|
// cursor to the right of the clipping area
|
|
HScrollPos += (CurrentTextRect.UpperLeftCorner.X+cEnd)-FrameRect.LowerRightCorner.X;
|
|
setTextRect(cursLine);
|
|
}
|
|
}
|
|
|
|
// calculate vertical scrolling
|
|
if (hasBrokenText)
|
|
{
|
|
irr::u32 lineHeight = font->getDimension(L"A").Height + font->getKerningHeight();
|
|
// only up to 1 line fits?
|
|
if ( lineHeight >= (irr::u32)FrameRect.getHeight() )
|
|
{
|
|
VScrollPos = 0;
|
|
setTextRect(cursLine);
|
|
s32 unscrolledPos = CurrentTextRect.UpperLeftCorner.Y;
|
|
s32 pivot = FrameRect.UpperLeftCorner.Y;
|
|
switch (VAlign)
|
|
{
|
|
case EGUIA_CENTER:
|
|
pivot += FrameRect.getHeight()/2;
|
|
unscrolledPos += lineHeight/2;
|
|
break;
|
|
case EGUIA_LOWERRIGHT:
|
|
pivot += FrameRect.getHeight();
|
|
unscrolledPos += lineHeight;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
VScrollPos = unscrolledPos-pivot;
|
|
setTextRect(cursLine);
|
|
}
|
|
else
|
|
{
|
|
// First 2 checks are necessary when people delete lines
|
|
setTextRect(0);
|
|
if ( CurrentTextRect.UpperLeftCorner.Y > FrameRect.UpperLeftCorner.Y && VAlign != EGUIA_LOWERRIGHT)
|
|
{
|
|
// first line is leaving a gap on top
|
|
VScrollPos = 0;
|
|
}
|
|
else if (VAlign != EGUIA_UPPERLEFT)
|
|
{
|
|
u32 lastLine = BrokenTextPositions.empty() ? 0 : BrokenTextPositions.size()-1;
|
|
setTextRect(lastLine);
|
|
if ( CurrentTextRect.LowerRightCorner.Y < FrameRect.LowerRightCorner.Y)
|
|
{
|
|
// last line is leaving a gap on bottom
|
|
VScrollPos -= FrameRect.LowerRightCorner.Y-CurrentTextRect.LowerRightCorner.Y;
|
|
}
|
|
}
|
|
|
|
setTextRect(cursLine);
|
|
if ( CurrentTextRect.UpperLeftCorner.Y < FrameRect.UpperLeftCorner.Y )
|
|
{
|
|
// text above valid area
|
|
VScrollPos -= FrameRect.UpperLeftCorner.Y-CurrentTextRect.UpperLeftCorner.Y;
|
|
setTextRect(cursLine);
|
|
}
|
|
else if ( CurrentTextRect.LowerRightCorner.Y > FrameRect.LowerRightCorner.Y)
|
|
{
|
|
// text below valid area
|
|
VScrollPos += CurrentTextRect.LowerRightCorner.Y-FrameRect.LowerRightCorner.Y;
|
|
setTextRect(cursLine);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void CGUIEditBox::calculateFrameRect()
|
|
{
|
|
FrameRect = AbsoluteRect;
|
|
IGUISkin *skin = 0;
|
|
if (Environment)
|
|
skin = Environment->getSkin();
|
|
if (Border && skin)
|
|
{
|
|
FrameRect.UpperLeftCorner.X += skin->getSize(EGDS_TEXT_DISTANCE_X)+1;
|
|
FrameRect.UpperLeftCorner.Y += skin->getSize(EGDS_TEXT_DISTANCE_Y)+1;
|
|
FrameRect.LowerRightCorner.X -= skin->getSize(EGDS_TEXT_DISTANCE_X)+1;
|
|
FrameRect.LowerRightCorner.Y -= skin->getSize(EGDS_TEXT_DISTANCE_Y)+1;
|
|
}
|
|
}
|
|
|
|
//! set text markers
|
|
void CGUIEditBox::setTextMarkers(s32 begin, s32 end)
|
|
{
|
|
if ( begin != MarkBegin || end != MarkEnd )
|
|
{
|
|
MarkBegin = begin;
|
|
MarkEnd = end;
|
|
sendGuiEvent(EGET_EDITBOX_MARKING_CHANGED);
|
|
}
|
|
}
|
|
|
|
//! send some gui event to parent
|
|
void CGUIEditBox::sendGuiEvent(EGUI_EVENT_TYPE type)
|
|
{
|
|
if ( Parent )
|
|
{
|
|
SEvent e;
|
|
e.EventType = EET_GUI_EVENT;
|
|
e.GUIEvent.Caller = this;
|
|
e.GUIEvent.Element = 0;
|
|
e.GUIEvent.EventType = type;
|
|
|
|
Parent->OnEvent(e);
|
|
}
|
|
}
|
|
|
|
//! Writes attributes of the element.
|
|
void CGUIEditBox::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const
|
|
{
|
|
// IGUIEditBox::serializeAttributes(out,options);
|
|
|
|
out->addBool ("Border", Border);
|
|
out->addBool ("Background", Background);
|
|
out->addBool ("OverrideColorEnabled", OverrideColorEnabled );
|
|
out->addColor ("OverrideColor", OverrideColor);
|
|
// out->addFont("OverrideFont", OverrideFont);
|
|
out->addInt ("MaxChars", Max);
|
|
out->addBool ("WordWrap", WordWrap);
|
|
out->addBool ("MultiLine", MultiLine);
|
|
out->addBool ("AutoScroll", AutoScroll);
|
|
out->addBool ("PasswordBox", PasswordBox);
|
|
core::stringw ch = L" ";
|
|
ch[0] = PasswordChar;
|
|
out->addString("PasswordChar", ch.c_str());
|
|
out->addEnum ("HTextAlign", HAlign, GUIAlignmentNames);
|
|
out->addEnum ("VTextAlign", VAlign, GUIAlignmentNames);
|
|
|
|
IGUIEditBox::serializeAttributes(out,options);
|
|
}
|
|
|
|
|
|
//! Reads attributes of the element
|
|
void CGUIEditBox::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0)
|
|
{
|
|
IGUIEditBox::deserializeAttributes(in,options);
|
|
|
|
setDrawBorder( in->getAttributeAsBool("Border") );
|
|
setDrawBackground( in->getAttributeAsBool("Background") );
|
|
setOverrideColor(in->getAttributeAsColor("OverrideColor"));
|
|
enableOverrideColor(in->getAttributeAsBool("OverrideColorEnabled"));
|
|
setMax(in->getAttributeAsInt("MaxChars"));
|
|
setWordWrap(in->getAttributeAsBool("WordWrap"));
|
|
setMultiLine(in->getAttributeAsBool("MultiLine"));
|
|
setAutoScroll(in->getAttributeAsBool("AutoScroll"));
|
|
core::stringw ch = in->getAttributeAsStringW("PasswordChar");
|
|
|
|
if (!ch.size())
|
|
setPasswordBox(in->getAttributeAsBool("PasswordBox"));
|
|
else
|
|
setPasswordBox(in->getAttributeAsBool("PasswordBox"), ch[0]);
|
|
|
|
setTextAlignment( (EGUI_ALIGNMENT) in->getAttributeAsEnumeration("HTextAlign", GUIAlignmentNames),
|
|
(EGUI_ALIGNMENT) in->getAttributeAsEnumeration("VTextAlign", GUIAlignmentNames));
|
|
|
|
// setOverrideFont(in->getAttributeAsFont("OverrideFont"));
|
|
}
|
|
|
|
|
|
} // end namespace gui
|
|
} // end namespace irr
|
|
|
|
#endif // _IRR_COMPILE_WITH_GUI_
|
|
|