Initial revision

1 files changed, 388 insertions, 0 deletions

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 <lib/base/estring.h>
+#include <lib/gui/textinput.h>
+#include <lib/gui/guiactions.h>
+#include <lib/gui/numberactions.h>
+#include <lib/gui/eskin.h>
+#include <lib/gui/ewindow.h>
+#include <lib/base/init.h>
+#include <lib/base/econfig.h>
+#include <lib/gdi/font.h>
+
+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<eTextInputFieldSkinInit> init_eTextInputFieldSkinInit(25, "eTextInputField");
+