void CAbstractLabel::SetText(const char* pText, bool Localize)
{
if(pText)
{
str_copy(m_aText, pText, sizeof(m_aText));
m_Localize = Localize;
}
else
m_aText[0] = 0;
OnTextUpdated();
}
/// Begins input! >)
void UIInput::BeginInput()
{
inputActive = true;
// Set active state if not done so already.
this->AddState(UIState::ACTIVE);
editText = text;
caretPosition = editText.Length();
editText.caretPosition = caretPosition;
// sends message to update the ui with new caret and stuff.
OnTextUpdated();
previousText = editText;
InputMan.DisableKeyBindings();
}
/// Halts input and removes Active state.
void UIInput::StopInput()
{
if (inputActive)
{
inputActive = false;
/// Remove caret
editText.caretPosition = -1;
OnTextUpdated();
// o.o
UIElement::RemoveState(UIState::ACTIVE);
InputMan.EnableKeyBindings();
}
}
/// For handling text-input
void UIInput::OnBackspace()
{
// Delete selection if any
bool deletedAnything = editText.DeleteSelection();
/// If anything was deleted, don't take any more.. yet!
if (caretPosition > 0 && !deletedAnything)
{
--caretPosition; // Move back caret
// ...and move back the rest one step
String first = editText.Part(0, caretPosition);
String second = editText.Part(caretPosition+1);
editText = first + second;
// Update the text to render.
editText.caretPosition = caretPosition;
}
OnTextUpdated();
}
void CAbstractTextEdit::OnInputEvent()
{
m_Composing = false;
if(m_Focus)
{
const char* m_pEditedText = Input()->GetEditedText();
if(m_pEditedText && str_length(m_pEditedText))
{
m_ComposingTextCache.SetText(m_pEditedText);
m_Composing = true;
}
if(Input()->KeyIsPressed(KEY_RETURN) || Input()->KeyIsPressed(KEY_KP_ENTER))
{
if(m_Changes)
{
SaveFromTextBuffer();
m_Changes = false;
}
}
else if(m_TextCursor.m_TextIter >= 0)
{
int TextIter = m_TextCursor.m_TextIter;
bool Changes = false;
for(int i = 0; i < Input()->NumEvents(); i++)
{
int Len = str_length(m_aText);
int NumChars = Len;
if(CLineInput::Manipulate(Input()->GetEvent(i), m_aText, sizeof(m_aText), sizeof(m_aText), &Len, &TextIter, &NumChars))
Changes = true;
}
if(Changes)
{
OnTextUpdated();
m_TextCursor = TextRenderer()->GetTextCursorFromTextIter(&m_TextCache, GetTextPosition(), TextIter);
m_Changes = true;
}
}
}
}
/// Used for getting text. This will be local translated language key codes?
int UIInput::OnChar(int asciiCode)
{
bool isActive = (state & UIState::ACTIVE);
assert(inputActive == isActive);
if (!this->inputActive)
return 0;
/// Make sure the buffer period has passed ^^
/* clock_t currentTime = clock();
if (currentTime < textInputStartTime + 10) /// 100 ms delay before input can be done o-o
return;
*/
// NOTE: Caret is visualized as being right behind the new letter, or right after the letter being added.
// So caret 3 in the word Ashwood would be: Ash|wood
// Backspace
if (asciiCode == 0x08){
OnBackspace();
return 0;
}
/// If control is held, only evaluate it as a special command.
if (InputMan.KeyPressed(KEY::CTRL))
{
switch(asciiCode)
{
/// Generated by CTRL+A on windows.. o.O "Start of heading"
case 1:
{
std::cout<<"ERKA:REKA";
// Select all text! o.o
editText.SelectAll();
OnTextUpdated();
break;
}
case 'A':
case 'a':
{
std::cout<<"ERKA:REKA";
break;
}
}
return 0;
}
// Escape, cancel input
else if (asciiCode == 0x1B)
{
// And restore old string!
editText = previousText;
StopInput();
return 0;
}
else {
#define _DEBUG_ASCII
/// Ignore crap letters
switch(asciiCode){
case 0:
case 4: // End of transmission, not the same as ETB
case 13: // Vertical tab, whatever that is
case 19: // XOFF, with XON is TERM=18 flow control
case 22: // Synchrous idle, CTRL+V, dunno..
#ifdef _DEBUG_ASCII
// std::cout<<"\nSkipping crap letters.. :3";
#endif
return 0;
default:
#ifdef _DEBUG_ASCII
// std::cout<<"\nAsciiCode: "<<(int)asciiCode<<" "<<(unsigned char)asciiCode;
#endif
break;
}
/// Accept only alpha-numeric + other accepted signs implemented in Expression
bool ok = false;
if (mathematicalExpressionsOnly)
{
if (isalnum(asciiCode))
ok = true;
switch(asciiCode)
{
case '.':
case ',':
case '(':
case ')':
case '*':
case '+':
case '-':
case '/':
case '%':
case '^':
ok = true;
break;
}
}
/// If only accept numbers, skip all except a few ascii..
else if (numbersOnly)
{
if (isdigit(asciiCode))
ok = true;
switch(asciiCode)
{
case '.':
case '-':
ok = true;
break;
}
}
/// No limit defined? Then automatically accept all characters.
else
{
ok = true;
}
if (!ok)
return 0;
/// If any text is selected, remove it and start inserting characters where it was.
if (editText.DeleteSelection())
caretPosition = editText.caretPosition;
String firstHalf = editText.Part(0, caretPosition);
String secondHalf = editText.Part(caretPosition);
editText = firstHalf + (char)asciiCode + secondHalf;
// inputBuffers[selectedInputBuffer][caretPosition] = asciiCode;
++caretPosition;
editText.caretPosition = caretPosition;
OnTextUpdated();
}
return 0;
}
/// Used by input-captuing elements. Should not be called for any base UI elements(?)
int UIInput::OnKeyDown(int keyCode, bool downBefore)
{
bool isActive = (state & UIState::ACTIVE);
assert(inputActive == isActive);
if (!inputActive)
return 0;
int oldCaretPosition = editText.caretPosition;
bool moveCommand = false;
switch(keyCode)
{
case KEY::BACKSPACE: {
#ifndef WINDOWS
// Double trigger at the moment..
OnBackspace();
#endif
break;
}
case KEY::ESCAPE:
{
std::cout<<"\nCanceling input.";
editText = previousText;
// Make inactive.
StopInput();
break;
}
case KEY::ENTER: {
// Don't evaluate Enter and certain other keys if they were down before
if (downBefore)
return 0;
StopInput();
// Activate the messages this element had, if any. If using as a compound e.g. inside a StringInput, then this onTrigger may be omitted.
if (onTrigger.Length())
MesMan.QueueMessages(onTrigger, this);
else
{
}
/// Notify of the update to self and then parents, so that extra actions may be taken.
this->OnInputUpdated(this);
break;
}
// Delete
case KEY::DELETE_KEY:
{
// Delete selection if any
if (editText.DeleteSelection())
{
caretPosition = editText.caretPosition;
break;
}
String left = editText.Part(0, caretPosition);
String right = editText.Part(caretPosition+1);
editText = left + right;
// Update the text to render.
editText.caretPosition = caretPosition;
break;
}
case KEY::END:
caretPosition = editText.Length();
editText.caretPosition = caretPosition;
moveCommand = true;
break;
case KEY::HOME:
caretPosition = 0;
editText.caretPosition = caretPosition;
moveCommand = true;
break;
case KEY::UP:
{
parent->OnKeyDown(keyCode, downBefore);
break;
}
case KEY::DOWN:
{
parent->OnKeyDown(keyCode, downBefore);
break;
}
case KEY::LEFT:
if (caretPosition > 0)
{
if (InputMan.KeyPressed(KEY::CTRL))
{
caretPosition = editText.CaretPositionAtPreviousWord();
}
else {
--caretPosition;
}
// Update the text to render.
editText.caretPosition = caretPosition;
}
moveCommand = true;
break;
case KEY::RIGHT:
if (caretPosition < editText.Length())
{
if (InputMan.KeyPressed(KEY::CTRL))
{
caretPosition = editText.CaretPositionAtNextWord();
}
else {
++caretPosition;
}
// Update the text to render.
editText.caretPosition = caretPosition;
}
moveCommand = true;
break;
}
// If was trying to move..
if (moveCommand /*&& oldCaretPosition != editText.caretPosition*/)
{
if (!InputMan.KeyPressed(KEY::SHIFT))
{
// Reset the "previous caret"!
editText.previousCaretPosition = -1;
}
// But if shift is pressed, and the previous caret is -1, then set it!
else if (editText.previousCaretPosition == -1)
{
editText.previousCaretPosition = oldCaretPosition;
}
}
OnTextUpdated();
// Return from here no matter what now, since we don't want any hot-key
// whatsoever to be triggered while entering any input!
return 0;
}
void CAbstractIntegerEdit::CEntry::CopyToTextBuffer()
{
str_format(m_aText, sizeof(m_aText), "%d", m_pIntegerEdit->GetValue());
OnTextUpdated();
}
