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Diffstat (limited to 'src/kvirc/ui/kvi_ipeditor.cpp')
| -rw-r--r-- | src/kvirc/ui/kvi_ipeditor.cpp | 453 |
1 files changed, 453 insertions, 0 deletions
diff --git a/src/kvirc/ui/kvi_ipeditor.cpp b/src/kvirc/ui/kvi_ipeditor.cpp new file mode 100644 index 0000000..13291c2 --- /dev/null +++ b/src/kvirc/ui/kvi_ipeditor.cpp @@ -0,0 +1,453 @@ +// +// File : kvi_ipeditor.cpp +// Creation date : Wed Jun 12 2000 14:16:49 by Szymon Stefanek +// +// This file is part of the KVirc irc client distribution +// Copyright (C) 2000 Szymon Stefanek (pragma at kvirc dot net) +// +// This program is FREE software. You can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your opinion) any later version. +// +// This program is distributed in the HOPE that it will be USEFUL, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +// See the GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, write to the Free Software Foundation, +// Inc. ,51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +// +#define __KVIRC__ +#include "kvi_ipeditor.h" +#include "kvi_qcstring.h" + +#include <qapplication.h> +#include <qlineedit.h> +#include <qlabel.h> +#include <qframe.h> +#include <ctype.h> +#include <qevent.h> + + +// FIXME: #warning "THIS COULD GO INTO libkvioptions ?" + +KviIpEditor::KviIpEditor(QWidget * parent,AddressType addrType,const QString &ipAddr,const char *name) +:QFrame(parent,name) +{ + + for(int i=0;i<7;i++) + { + m_pEdit[i] = 0; + m_pLabel[i] = 0; + } + m_pEdit[7] = 0; + setFrameStyle(QFrame::Sunken|QFrame::StyledPanel); + +#ifdef COMPILE_USE_QT4 + setBackgroundRole(QPalette::Base); +#else + setBackgroundMode(QWidget::PaletteBase); +#endif + + setAddressType(addrType); + + setAddress(ipAddr); +} + +KviIpEditor::~KviIpEditor() +{ + +} + +void KviIpEditor::setEnabled(bool bEnabled) +{ + QFrame::setEnabled(bEnabled); + for(int i=0;i<8;i++) + { + if(m_pEdit[i])m_pEdit[i]->setEnabled(bEnabled); + if(i<7)if(m_pLabel[i]) + { + // Is this the right way ? +#ifdef COMPILE_USE_QT4 + m_pLabel[i]->setBackgroundRole(isEnabled() ? QPalette::Base : QPalette::Background); +#else + m_pLabel[i]->setBackgroundMode(isEnabled() ? QWidget::PaletteBase : QWidget::PaletteBackground); +#endif + m_pLabel[i]->setEnabled(bEnabled); + } + } +#ifdef COMPILE_USE_QT4 + setBackgroundRole(isEnabled() ? QPalette::Base : QPalette::Background); +#else + setBackgroundMode(isEnabled() ? QWidget::PaletteBase : QWidget::PaletteBackground); +#endif +} + +void KviIpEditor::setAddressType(AddressType addrType) +{ + if((addrType != IpV4) && (addrType != IpV6))m_addrType = IpV4; + else m_addrType = addrType; + recreateChildren(); +} + +KviIpEditor::AddressType KviIpEditor::addressType() const +{ + return m_addrType; +} + +bool KviIpEditor::hasEmptyFields() const +{ + bool bHasEF = false; + for(int i=0;i<8;i++) + { + if(m_pEdit[i]) + { + if(m_pEdit[i]->text().isEmpty())bHasEF = true; + } + } + return bHasEF; +} + +void KviIpEditor::clear() +{ + if(!m_pEdit[0])return; + int maxW = (m_addrType == IpV4) ? 4 : 8; + for(int i=0;i< maxW ;i++) + { + m_pEdit[i]->setText(""); + } +} + +bool KviIpEditor::setAddress(const QString &ipAddr) +{ + // FIXME We could check if the addres + // is valid before effectively setting the fields + clear(); + + KviQCString ip = ipAddr.ascii(); // ip addresses are digits & latin letters abcdef (IpV6) + + ip = ip.stripWhiteSpace(); + const char * c = ip.data(); + + if(!c)return false; // huh ?....(should never happen at this point) + + if(m_addrType == IpV4) + { + for(int i=0;i<4;i++) + { + const char *anchor = c; + while(isdigit(*c))c++; + if(c == anchor)return false; // Invalid empty field + KviQCString str(anchor,(c - anchor) + 1); + bool bOk; + int num = str.toInt(&bOk); + if(!bOk)return false; // should never happen , but just to be sure + if((num < 0) || (num > 255))return false; // Invalid field + m_pEdit[i]->setText(str.data()); + if(i < 3){ + if(*c == '.')c++; + else return false; // missing separator + } + } + } else { + for(int i=0;i<8;i++) + { + const char *anchor = c; + while(isdigit(*c) || ((tolower(*c) >= 'a') && (tolower(*c) <= 'f')) || ((tolower(*c) >= 'A') && (tolower(*c) <= 'F')))c++; + KviQCString str(anchor,(c - anchor) + 1); + if(str.length() > 4)return false; // Too long + m_pEdit[i]->setText(str.data()); + if(i < 7){ + if(*c == ':')c++; + else return false; // missing separator + } + } + } + if(*c)return false; // trailing garbage (we could avoid this) + return true; +} + +QString KviIpEditor::address() const +{ + QString ret; + + if(m_addrType == IpV6) + { + for(int i=0;i<8;i++) + { + ret.append(m_pEdit[i]->text()); + if(i < 7)ret.append(":"); + } + } else { + for(int i=0;i<4;i++) + { + QString tmp = m_pEdit[i]->text(); + bool bOk; + int num = tmp.toInt(&bOk); + if(!bOk)num = 0; + tmp.setNum(num); + ret.append(tmp); + if(i < 3)ret.append("."); + } + } + return ret; +} + +void KviIpEditor::recreateChildren() +{ + // A bit slow , but compact + bool bIpV4 = (m_addrType == IpV4); + int max = bIpV4 ? 4 : 8; + QFontMetrics fm(font()); + //int minWidth = fm.width(bIpV4 ? "000" : "AAAA") + 4; + for(int i=0;i<max;i++) + { + if(!m_pEdit[i]){ + m_pEdit[i] = new QLineEdit(this); + m_pEdit[i]->installEventFilter(this); + m_pEdit[i]->setFrame(false); + m_pEdit[i]->setAlignment(Qt::AlignCenter); + } + //m_pEdit[i]->setMinimumWidth(minWidth); + m_pEdit[i]->setMaxLength(bIpV4 ? 3 : 4); + m_pEdit[i]->show(); + if(i < (max - 1)) + { + if(!m_pLabel[i])m_pLabel[i] = new QLabel(this); + m_pLabel[i]->setText(bIpV4 ? "." : ":"); + m_pLabel[i]->show(); + // Is this the right way ? setBackgroundMode seems to not work well +#ifdef COMPILE_USE_QT4 + m_pLabel[i]->setBackgroundRole(isEnabled() ? QPalette::Base : QPalette::Background); +#else + m_pLabel[i]->setBackgroundMode(isEnabled() ? QWidget::PaletteBase : QWidget::PaletteBackground); +#endif + } + } + // Kill the unused widgets , if any + if(bIpV4) + { + for(int i=4;i<8;i++) + { + if(m_pEdit[i]) + { + delete m_pEdit[i]; + m_pEdit[i] = 0; + } + if(m_pLabel[i - 1]) + { + delete m_pLabel[i - 1]; + m_pLabel[i - 1] = 0; + } + } + } + //setMinimumWidth(4 + (max * minWidth) + ((max - 1) * m_pLabel[0]->sizeHint().width())); + setMinimumHeight(m_pLabel[0]->sizeHint().height() + 4); + resizeEvent(0); +} + +bool KviIpEditor::eventFilter(QObject * o,QEvent *e) +{ + if(o->inherits("QLineEdit")) + { + if(e->type() == QEvent::KeyPress) + { + QString s; + // find the editor + int edIdx = -1; + for(int i=0;i<8;i++) + { + if(m_pEdit[i] == o) + { + edIdx = i; + break; + } + } + if(edIdx == -1)return QFrame::eventFilter(o,e); // user added QLineEdit child ? + int edMax = (m_addrType == IpV4) ? 3 : 7; + int cursorPos = ((QLineEdit *)o)->cursorPosition(); + switch(((QKeyEvent *)e)->key()) + { + case Qt::Key_Right: + s = ((QLineEdit *)o)->text(); + if(((unsigned int)cursorPos) == s.length()) + { + if(edIdx < edMax) + { + m_pEdit[++edIdx]->setCursorPosition(0); + m_pEdit[edIdx]->setFocus(); + return true; + } + } + break; + case Qt::Key_Left: + case Qt::Key_Backspace: + if(cursorPos == 0) + { + if(edIdx > 0) + { + s = m_pEdit[--edIdx]->text(); + m_pEdit[edIdx]->setCursorPosition(s.length()); + m_pEdit[edIdx]->setFocus(); + return true; + } + } + return QFrame::eventFilter(o,e); + break; + case Qt::Key_End: + case Qt::Key_Home: + case Qt::Key_Delete: + case Qt::Key_Tab: + return QFrame::eventFilter(o,e); + break; + default: + // a normal key (this part substitutes a QValidator) + const char c = tolower(((QKeyEvent *)e)->ascii()); + if(m_addrType == IpV4) + { + if((c >= '0') && (c <= '9')) + { +#if QT_VERSION >= 300 + if(m_pEdit[edIdx]->hasSelectedText())m_pEdit[edIdx]->cut(); +#else + if(m_pEdit[edIdx]->hasMarkedText())m_pEdit[edIdx]->cut(); +#endif + cursorPos = m_pEdit[edIdx]->cursorPosition(); + s = m_pEdit[edIdx]->text(); + s.insert(cursorPos,c); + bool bOk = false; + int num = s.toInt(&bOk); + if(!bOk)return true; //should never happen , but just to be sure + if((num < 0) || (num > 255))return true; //invalid field + m_pEdit[edIdx]->setText(s); + if(num > 25) + { + // The focus goes to the next editor + if(edIdx < edMax) + { + m_pEdit[++edIdx]->setFocus(); + m_pEdit[edIdx]->selectAll(); + //m_pEdit[edIdx]->setCursorPosition(0); + return true; + } + } +#if QT_VERSION >= 300 + m_pEdit[edIdx]->cursorForward(false); +#else + m_pEdit[edIdx]->cursorRight(false); +#endif + } else { + if((c == '.') && (edIdx < edMax)) + { +#if QT_VERSION >= 300 + if(!m_pEdit[edIdx]->hasSelectedText()) +#else + if(!m_pEdit[edIdx]->hasMarkedText()) +#endif + { + m_pEdit[++edIdx]->setFocus(); + m_pEdit[edIdx]->selectAll(); + } + } + } + } else { + if( ((c >= '0') && (c <= '9')) || ((c >= 'a') && (c <= 'f')) ) + { +#if QT_VERSION >= 300 + if(m_pEdit[edIdx]->hasSelectedText())m_pEdit[edIdx]->cut(); +#else + if(m_pEdit[edIdx]->hasMarkedText())m_pEdit[edIdx]->cut(); +#endif + cursorPos = m_pEdit[edIdx]->cursorPosition(); + s = m_pEdit[edIdx]->text(); + + if(s.length() == 4) + { + if((cursorPos == 4) && (edIdx < edMax)) + { + // the char goes in the next editor + s = c; + m_pEdit[++edIdx]->setText(s); + m_pEdit[edIdx]->end(false); + m_pEdit[edIdx]->setFocus(); + } // else either no space or invalid place in the string + } else { + // ok .. can insert + s.insert(cursorPos,c); + m_pEdit[edIdx]->setText(s); + if((s.length() == 4) && (edIdx < edMax)) + { + // the focus now goes to the next editor + m_pEdit[++edIdx]->setFocus(); + m_pEdit[edIdx]->selectAll(); + //m_pEdit[edIdx]->setCursorPosition(0); + } else { +#if QT_VERSION >= 300 + m_pEdit[edIdx]->cursorForward(false); +#else + m_pEdit[edIdx]->cursorRight(false); +#endif + } + } + } else { + if((c == ':') && (edIdx < edMax)) + { +#if QT_VERSION >= 300 + if(!m_pEdit[edIdx]->hasSelectedText()) +#else + if(!m_pEdit[edIdx]->hasMarkedText()) +#endif + { + m_pEdit[++edIdx]->setFocus(); + m_pEdit[edIdx]->selectAll(); + } + } + } + } + return true; + break; + } + } + } + return QFrame::eventFilter(o,e); +} + +void KviIpEditor::resizeEvent(QResizeEvent *e) +{ + if(m_pEdit[0]) + { + int maxW = (m_addrType == IpV4) ? 4 : 8; + int labHint = m_pLabel[0]->sizeHint().width(); + int hghHint = height() - 4; + int ediWdth = ((width() - 4) - ((maxW - 1) * labHint)) / maxW; + int curX = 2; + for(int i=0;i<maxW;i++) + { + if(i > 0) + { + m_pLabel[i - 1]->setGeometry(curX,2,labHint,hghHint); + curX += labHint; + } + m_pEdit[i]->setGeometry(curX,2,ediWdth,hghHint); + curX += ediWdth; + } + } + if(e)QFrame::resizeEvent(e); +} + +QSize KviIpEditor::sizeHint() +{ + if(m_pEdit[0]) + { + int labHint = m_pLabel[0]->sizeHint().width(); + int hghHint = m_pEdit[0]->sizeHint().height(); + int ediHint = m_pEdit[0]->sizeHint().width(); + if(m_addrType == IpV4)return QSize((labHint * 3) + (ediHint * 4) + 4,hghHint + 4); + else return QSize((labHint * 7) + (ediHint * 8) + 4,hghHint + 4); + } else return QFrame::sizeHint(); +} + + +#include "kvi_ipeditor.moc" |