From fc2f5b2cd655f1391f2abda1b39e37cdec98a951 Mon Sep 17 00:00:00 2001 From: Felix Domke Date: Fri, 17 Oct 2003 15:35:43 +0000 Subject: Initial revision --- lib/gui/textinput.cpp | 388 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 388 insertions(+) create mode 100644 lib/gui/textinput.cpp (limited to 'lib/gui/textinput.cpp') diff --git a/lib/gui/textinput.cpp b/lib/gui/textinput.cpp new file mode 100644 index 00000000..90ec0086 --- /dev/null +++ b/lib/gui/textinput.cpp @@ -0,0 +1,388 @@ +#include +#include +#include +#include +#include +#include +#include +#include +#include + +eTextInputField::eTextInputField( eWidget *parent, eLabel *descr, const char *deco ) + :eButton( parent, descr, 1, deco), maxChars(0), lastKey(-1), editMode(false), nextCharTimer(eApp), + useableChars("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789" +// " +-.,:?!\"';_*/()<=>%#@&"), + "ÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîï°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏ" + " +-.,:?!\"';_*/()<=>%#@&"), capslock(0) +{ + if ( eConfig::getInstance()->getKey("/ezap/rc/TextInputField/nextCharTimeout", nextCharTimeout ) ) + nextCharTimeout=0; + CONNECT( nextCharTimer.timeout, eTextInputField::nextChar ); + addActionMap(&i_numberActions->map); + flags=0; + align=eTextPara::dirLeft; +} + +void eTextInputField::updated() +{ + unsigned char c[4096]; + strcpy((char *)c,isotext.c_str()); + + text=convertDVBUTF8(c,strlen((char*)c)); + eLabel::invalidate(); + drawCursor(); +} + +void eTextInputField::nextChar() +{ + if ( curPos+1 < (int)maxChars ) + { + ++curPos; + if ( curPos > (int)isotext.length()-1 ) + isotext+=' '; + updated(); + } + lastKey=-1; +} + +// "abc2ABC", // 2 +// "def3DEF", // 3 +// "ghi4GHI»", // 4 +// "jkl5JKL", // 5 +// "mno6MNO", // 6 +// "pqrs7PQRS", // 7 +// "tuv8TUV", // 8 +// "wxyz9WXYZ", // 9 + +const char *keys[2][12] = { +// lowercase + { "+0-.,:?!\"';_", // 0 + " 1#@&/()<=>%", // 1 + "abc2ÐÑÒÓ", // 2 + "def3ÔÕÖ×", // 3 + "ghi4ØÙÚÛ", // 4 + "jkl5ÜÝÞß", // 5 + "mno6àáâã", // 6 + "pqrs7äåæç", // 7 + "tuv8èéêë", // 8 + "wxyz9íîï", // 9 + "*/()<=>%", // < + "#@&`" }, // > +// uppercase + { "+0-.,:?!\"';_", // 0 + " 1#@&/()<=>%", // 1 + "ABC2°±²³", // 2 + "DEF3´µ¶·", // 3 + "GHI4¸¹º»", // 4 + "JKL5¼½¾¿", // 5 + "MNO6ÀÁÂÃ", // 6 + "PQRS7ÄÅÆÇ", // 7 + "TUV8ÈÉÊË", // 8 + "WXYZ9ÍÎÏ", // 9 + "*/()<=>%", // < + "#@&`" } // > +}; + +void eTextInputField::setUseableChars( const char* uchars ) +{ + useableChars=uchars; +} + +void eTextInputField::setNextCharTimeout( unsigned int newtimeout ) +{ + nextCharTimeout=newtimeout; +} + +void eTextInputField::drawCursor() +{ +// eDebug("length = %d", isotext.length()); + eRect rc; + rc.setTop(crect.bottom()-4); + rc.setHeight( 3 ); + if ( isotext.length() ) // text exist? + { + if ( (int)isotext.length() > curPos) // before or on the last char? + { + const eRect &bbox = para->getGlyphBBox(curPos); + if ( !bbox.width() ) // Space + { + if (curPos) // char before space? + { + const eRect &bbBefore = para->getGlyphBBox(curPos-1); + rc.setLeft( bbBefore.right()+2 ); + } + if ( (int)isotext.length() > curPos+1) // char after space ? + { + const eRect &bbAfter = para->getGlyphBBox(curPos+1); + rc.setRight( bbAfter.left()-2 ); + } + else // no char behind Space + rc.setWidth( 10 ); + } + else + { + rc.setLeft( bbox.left() ); + rc.setWidth( bbox.width() ); + } + } + else // we are behind the last character + { + const eRect &bbox = para->getGlyphBBox(isotext.length()-1); + rc.setLeft( bbox.right() + ( ( curPos-isotext.length() ) * 10 ) + 2 ); + rc.setWidth( 10 ); + } + } + else // no one character in text + { + rc.setLeft( 2 ); + rc.setWidth( 10 ); + } + rc.moveBy( (deco_selected?crect_selected.left():crect.left())+1, 0 ); + gPainter *painter = getPainter( deco_selected?crect_selected:crect ); + painter->setForegroundColor( getForegroundColor() ); + painter->setBackgroundColor( getBackgroundColor() ); + painter->clip( rc ); + painter->fill( rc ); + painter->clippop(); + if(capslock) + { + rc.setTop(crect.top()); + rc.setHeight( 3 ); + painter->clip( rc ); + painter->fill( rc ); + painter->clippop(); + } + delete painter; +} + +int eTextInputField::eventHandler( const eWidgetEvent &event ) +{ + isotext=convertUTF8DVB(text); + switch (event.type) + { + case eWidgetEvent::changedText: + if ( maxChars < isotext.length() ) + maxChars = isotext.length(); + return eButton::eventHandler( event ); + break; + case eWidgetEvent::evtAction: + { + if ( curPos < 0 ) + curPos=0; +// eDebug("curPos=%d, isotext.length=%d",curPos, isotext.length()); + int key = -1; + if ( event.action == &i_cursorActions->capslock && editMode) + { + capslock^=1; + eLabel::invalidate(); + drawCursor(); + } + else if ( (event.action == &i_cursorActions->up || + event.action == &i_cursorActions->down) && editMode ) + { + nextCharTimer.stop(); + const char *pc1=useableChars.c_str(); + const char *pc2=strchr( pc1, isotext[curPos] ); + + if( !pc2 || !pc2[0] ) + pc2=pc1; + + if(event.action == &i_cursorActions->up) + { + pc2++; + if(!*pc2) + pc2=pc1; + } + else + { + if(pc2==pc1) + while(*pc2) + pc2++; + pc2--; + } + if ( isotext.length() ) + isotext[curPos] = *pc2; + else + isotext+=*pc2; + updated(); + } + else if (event.action == &i_cursorActions->insertchar && editMode) + { + if ( isotext.length() && isotext.length() < maxChars ) + { + isotext.insert( curPos, " "); + updated(); + } + } + else if (event.action == &i_cursorActions->deletechar && editMode) + { + if ( isotext.length() ) + { + isotext.erase( curPos, 1 ); +// eDebug("curPos=%d, length=%d", curPos, text.length() ); + if ( (int)isotext.length() == curPos ) + { +// eDebug("curPos--"); + --curPos; + } + updated(); + } + } + else if (event.action == &i_cursorActions->left && editMode ) + { + nextCharTimer.stop(); + if ( curPos > 0 ) + { + --curPos; + lastKey=-1; + updated(); + } + } + else if (event.action == &i_cursorActions->right && editMode) + { + nextCharTimer.stop(); + nextChar(); + } + else if (event.action == &i_cursorActions->ok) + { + nextCharTimer.stop(); + if ( editMode ) + { + setHelpText(oldHelpText); + + if(isotext.length()>0) + while ( isotext[isotext.length()-1] == ' ' ) + isotext.erase( isotext.length()-1 ); + + updated(); + eButton::invalidate(); // remove the underline + editMode=false; + eWindow::globalCancel(eWindow::ON); + } + else + { + oldHelpText=helptext; + oldText=text; + setHelpText(_("press ok to leave edit mode, yellow=capslock")); + editMode=true; + curPos=0; + drawCursor(); + eWindow::globalCancel(eWindow::OFF); + } + } + else if ( editMode && event.action == &i_cursorActions->cancel) + { + nextCharTimer.stop(); + editMode=false; + setText(oldText); + setHelpText(oldHelpText); + eWindow::globalCancel(eWindow::ON); + } + else if (event.action == &i_numberActions->key0) + key=0; + else if (event.action == &i_numberActions->key1) + key=1; + else if (event.action == &i_numberActions->key2) + key=2; + else if (event.action == &i_numberActions->key3) + key=3; + else if (event.action == &i_numberActions->key4) + key=4; + else if (event.action == &i_numberActions->key5) + key=5; + else if (event.action == &i_numberActions->key6) + key=6; + else if (event.action == &i_numberActions->key7) + key=7; + else if (event.action == &i_numberActions->key8) + key=8; + else if (event.action == &i_numberActions->key9) + key=9; + else if (event.action == &i_numberActions->keyExt1) + key=10; + else if (event.action == &i_numberActions->keyExt2) + key=11; + else + return eButton::eventHandler( event ); + if ( key != lastKey && nextCharTimer.isActive() ) + { + nextCharTimer.stop(); + nextChar(); + } +// eDebug("editMode = %d, key = %d", editMode, key); + if ( editMode && key != -1 ) + { + char newChar = 0; + + if ( key == lastKey ) + { + char *oldkey = strchr( keys[capslock][key], isotext[curPos] ); + newChar = oldkey?keys[capslock][key][oldkey-keys[capslock][key]+1]:0; + } + + if (!newChar) + { + newChar = keys[capslock][key][0]; + } +// eDebug("newChar = %d", newChar ); + char testChar = newChar; + do + { + if ( strchr( useableChars.c_str(), newChar ) ) // char useable? + { + if ( curPos == (int)isotext.length() ) + isotext += newChar; + else + isotext[curPos] = newChar; + updated(); + if(nextCharTimeout) + nextCharTimer.start(nextCharTimeout,true); + break; + } + else + { + nextCharTimer.stop(); + char *oldkey = strchr( keys[capslock][key], newChar ); + newChar=oldkey?keys[capslock][key][oldkey-keys[capslock][key]+1]:0; + if (!newChar) + newChar=keys[capslock][key][0]; + } + } + while( newChar != testChar ); // all chars tested.. and no char is useable.. + lastKey=key; + } + } + break; + + default: + return eButton::eventHandler( event ); + break; + } + return 1; +} + +void eTextInputField::redrawWidget( gPainter *target, const eRect &area ) +{ + eButton::redrawWidget( target, area ); +} + +static eWidget *create_eTextInputField(eWidget *parent) +{ + return new eTextInputField(parent); +} + +class eTextInputFieldSkinInit +{ +public: + eTextInputFieldSkinInit() + { + eSkin::addWidgetCreator("eTextInputField", create_eTextInputField); + } + ~eTextInputFieldSkinInit() + { + eSkin::removeWidgetCreator("eTextInputField", create_eTextInputField); + } +}; + +eAutoInitP0 init_eTextInputFieldSkinInit(25, "eTextInputField"); + -- cgit v1.2.3