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koffice/kexi/formeditor/formIO.cpp

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/* This file is part of the KDE project
Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>
Copyright (C) 2005-2007 Jaroslaw Staniek <js@iidea.pl>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <kdebug.h>
#include <tqmetaobject.h>
#include <tqdom.h>
#include <tqfile.h>
#include <tqtextstream.h>
#include <tqcursor.h>
#include <tqbuffer.h>
#include <tqimage.h>
#include <tqlayout.h>
#include <tqobjectlist.h>
#include <tqdatetime.h>
#include <tqlabel.h>
#include <tqpainter.h>
#include <kfiledialog.h>
#include <klocale.h>
#include <kcommand.h>
#include <kaccelmanager.h>
#include "form.h"
#include "container.h"
#include "objecttree.h"
#include "formmanager.h"
#include "widgetlibrary.h"
#include "spring.h"
#include "pixmapcollection.h"
#include "events.h"
#include "utils.h"
#include "kexiflowlayout.h"
#include "widgetwithsubpropertiesinterface.h"
#include "formIO.h"
/// A blank widget used when the class name is not supported
CustomWidget::CustomWidget(const TQCString &className, TQWidget *parent, const char *name)
: TQWidget(parent, name), m_className(className)
{
setBackgroundMode(TQt::PaletteDark);
}
CustomWidget::~CustomWidget()
{
}
void
CustomWidget::paintEvent(TQPaintEvent *)
{
TQPainter p(this);
p.setPen(tqpalette().active().text());
TQRect r(rect());
r.setX(r.x()+2);
p.drawText(r, TQt::AlignTop, m_className);
}
using namespace KFormDesigner;
TQDict<TQLabel> *FormIO::m_buddies = 0;
ObjectTreeItem *FormIO::m_currentItem = 0;
Form *FormIO::m_currentForm = 0;
bool FormIO::m_savePixmapsInline = false;
// FormIO itself
KFORMEDITOR_EXPORT uint KFormDesigner::version()
{
return KFORMDESIGNER_VERSION;
}
/////////////////////////////////////////////////////////////////////////////
///////////// Saving/loading functions //////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
FormIO::FormIO()
{
}
FormIO::~FormIO()
{
}
bool
FormIO::saveFormToFile(Form *form, const TQString &filename)
{
TQString m_filename;
if(!form->filename().isNull() && filename.isNull())
m_filename = form->filename();
if(filename.isNull())
{
m_filename = KFileDialog::getSaveFileName(TQString(), i18n("*.ui|TQt Designer UI Files"));
if(m_filename.isNull())
return false;
}
else
m_filename = filename;
form->setFilename(m_filename);
TQDomDocument domDoc;
if (!saveFormToDom(form, domDoc))
return false;
TQFile file(m_filename);
if (!file.open(IO_WriteOnly))
return false;
TQTextStream stream(&file);
stream << domDoc.toString(3) << endl;
file.close();
return true;
}
bool
FormIO::saveFormToByteArray(Form *form, TQByteArray &dest)
{
TQDomDocument domDoc;
if (!saveFormToDom(form, domDoc))
return false;
dest = domDoc.toCString();
return true;
}
bool
FormIO::saveFormToString(Form *form, TQString &dest, int indent)
{
TQDomDocument domDoc;
if (!saveFormToDom(form, domDoc))
return false;
dest = domDoc.toString(indent);
return true;
}
bool
FormIO::saveFormToDom(Form *form, TQDomDocument &domDoc)
{
m_currentForm = form;
domDoc = TQDomDocument("UI");
TQDomElement uiElement = domDoc.createElement("UI");
domDoc.appendChild(uiElement);
uiElement.setAttribute("version", "3.1");
uiElement.setAttribute("stdsetdef", 1);
//update format version information
form->headerProperties()->insert("version", TQString::number(form->formatVersion()));
//custom properties
TQDomElement headerPropertiesEl = domDoc.createElement("kfd:customHeader");
for (TQMapConstIterator<TQCString,TQString> it=form->headerProperties()->constBegin(); it!=form->headerProperties()->constEnd(); ++it) {
headerPropertiesEl.setAttribute(it.key(), it.data());
}
uiElement.appendChild(headerPropertiesEl);
/// We save the savePixmapsInline property in the Form
TQDomElement inlinePix = domDoc.createElement("pixmapinproject");
uiElement.appendChild(inlinePix);
// We create the top class element
TQDomElement baseClass = domDoc.createElement("class");
uiElement.appendChild(baseClass);
TQDomText baseClassV = domDoc.createTextNode(TQWIDGET_OBJECT_NAME_STRING);
baseClass.appendChild(baseClassV);
// Save the toplevel widgets, and so the whole Form
saveWidget(form->objectTree(), uiElement, domDoc);
// We then save the layoutdefaults element
TQDomElement layoutDefaults = domDoc.createElement("layoutDefaults");
layoutDefaults.setAttribute("spacing", TQString::number(form->defaultSpacing()));
layoutDefaults.setAttribute("margin", TQString::number(form->defaultMargin()));
uiElement.appendChild(layoutDefaults);
/// Save tab Stops
if(form->autoTabStops())
form->autoAssignTabStops();
TQDomElement tabStops = domDoc.createElement("tabstops");
uiElement.appendChild(tabStops);
for(ObjectTreeListIterator it( form->tabStopsIterator() ); it.current(); ++it)
{
TQDomElement tabstop = domDoc.createElement("tabstop");
tabStops.appendChild(tabstop);
TQDomText tabStopText = domDoc.createTextNode(it.current()->name());
tabstop.appendChild(tabStopText);
}
// Save the Form 's PixmapCollection
form->pixmapCollection()->save(uiElement);
// Save the Form connections
form->connectionBuffer()->save(uiElement);
form->commandHistory()->documentSaved();
m_currentForm = 0;
m_currentItem = 0;
//m_currentWidget = 0;
return true;
}
bool
FormIO::loadFormFromByteArray(Form *form, TQWidget *container, TQByteArray &src, bool preview)
{
TQString errMsg;
int errLine;
int errCol;
TQDomDocument inBuf;
bool parsed = inBuf.setContent(src, false, &errMsg, &errLine, &errCol);
if(!parsed)
{
kdDebug() << "WidgetWatcher::load(): " << errMsg << endl;
kdDebug() << "WidgetWatcher::load(): line: " << errLine << " col: " << errCol << endl;
return false;
}
if (!loadFormFromDom(form, container, inBuf))
return false;
if(preview)
form->setDesignMode(false);
return true;
}
bool
FormIO::loadFormFromString(Form *form, TQWidget *container, TQString &src, bool preview)
{
TQString errMsg;
int errLine;
int errCol;
#ifdef KEXI_DEBUG_GUI
form->m_recentlyLoadedUICode = src;
#endif
TQDomDocument inBuf;
bool parsed = inBuf.setContent(src, false, &errMsg, &errLine, &errCol);
if(!parsed)
{
kdDebug() << "WidgetWatcher::load(): " << errMsg << endl;
kdDebug() << "WidgetWatcher::load(): line: " << errLine << " col: " << errCol << endl;
return false;
}
if (!loadFormFromDom(form, container, inBuf))
return false;
if(preview)
form->setDesignMode(false);
return true;
}
bool
FormIO::loadFormFromFile(Form *form, TQWidget *container, const TQString &filename)
{
TQString errMsg;
int errLine;
int errCol;
TQString m_filename;
if(filename.isNull())
{
m_filename = KFileDialog::getOpenFileName(TQString(), i18n("*.ui|TQt Designer UI Files"));
if(m_filename.isNull())
return false;
}
else
m_filename = filename;
TQFile file(m_filename);
if(!file.open(IO_ReadOnly))
{
kdDebug() << "Cannot open the file " << filename << endl;
return false;
}
TQTextStream stream(&file);
TQString text = stream.read();
TQDomDocument inBuf;
bool parsed = inBuf.setContent(text, false, &errMsg, &errLine, &errCol);
if(!parsed)
{
kdDebug() << "WidgetWatcher::load(): " << errMsg << endl;
kdDebug() << "WidgetWatcher::load(): line: " << errLine << " col: " << errCol << endl;
return false;
}
return loadFormFromDom(form, container, inBuf);
}
bool
FormIO::loadFormFromDom(Form *form, TQWidget *container, TQDomDocument &inBuf)
{
m_currentForm = form;
TQDomElement ui = inBuf.namedItem("UI").toElement();
//custom properties
form->headerProperties()->clear();
TQDomElement headerPropertiesEl = ui.namedItem("kfd:customHeader").toElement();
TQDomAttr attr = headerPropertiesEl.firstChild().toAttr();
while (!attr.isNull() && attr.isAttr()) {
form->headerProperties()->insert(attr.name().latin1(), attr.value());
attr = attr.nextSibling().toAttr();
}
//update format version information
uint ver = 1; //the default
if (form->headerProperties()->contains("version")) {
bool ok;
uint v = (*form->headerProperties())["version"].toUInt(&ok);
if (ok)
ver = v;
}
kdDebug() << "FormIO::loadFormFromDom(): original format version: " << ver << endl;
form->setOriginalFormatVersion( ver );
if (ver < KFormDesigner::version()) {
//! @todo We can either 1) convert from old format and later save in a new one or 2) keep old format.
//! To do this we may need to look at the original format version number.
kdDebug() << "FormIO::loadFormFromDom(): original format is older than current: " << KFormDesigner::version() << endl;
form->setFormatVersion( KFormDesigner::version() );
}
else
form->setFormatVersion( ver );
if (ver > KFormDesigner::version()) {
//! @todo display information about too new format and that "some information will not be available".
kdDebug() << "FormIO::loadFormFromDom(): original format is newer than current: " << KFormDesigner::version() << endl;
}
// Load the pixmap collection
m_savePixmapsInline = ( (ui.namedItem("pixmapinproject").isNull()) || (!ui.namedItem("images").isNull()) );
form->pixmapCollection()->load(ui.namedItem("collection"));
TQDomElement element = ui.namedItem("widget").toElement();
createToplevelWidget(form, container, element);
// Loading the tabstops
TQDomElement tabStops = ui.namedItem("tabstops").toElement();
// if(tabStops.isNull())
// return 1;
if(!tabStops.isNull()) {
int i = 0;
uint itemsNotFound = 0;
for(TQDomNode n = tabStops.firstChild(); !n.isNull(); n = n.nextSibling(), i++)
{
TQString name = n.toElement().text();
ObjectTreeItem *item = form->objectTree()->lookup(name);
if(!item)
{
kdDebug() << "FormIO::loadFormFromDom ERROR : no ObjectTreeItem " << endl;
continue;
}
const int index = form->tabStops()->findRef(item);
/* Compute a real destination index: "a number of not found items so far". */
const int realIndex = i - itemsNotFound;
if((index != -1) && (index != realIndex)) // the widget is not in the same place, so we move it
{
form->tabStops()->remove(item);
form->tabStops()->insert(realIndex, item);
}
if(index == -1) {
itemsNotFound++;
kdDebug() << "FormIO: item '" << name << "' not in list" << endl;
}
}
}
// Load the form connections
form->connectionBuffer()->load(ui.namedItem("connections"));
m_currentForm = 0;
m_currentItem = 0;
return true;
}
/////////////////////////////////////////////////////////////////////////////
///////////// Functions to save/load properties /////////////////////////////
/////////////////////////////////////////////////////////////////////////////
void
FormIO::savePropertyValue(TQDomElement &parentNode, TQDomDocument &parent, const char *name,
const TQVariant &value, TQWidget *w, WidgetLibrary *lib)
{
// Widget specific properties and attributes ///////////////
// kdDebug() << "FormIO::savePropertyValue() Saving the property: " << name << endl;
WidgetWithSubpropertiesInterface* subpropIface = dynamic_cast<WidgetWithSubpropertiesInterface*>(w);
TQWidget *subwidget = w;
bool addSubwidgetFlag = false;
int propertyId = w->tqmetaObject()->findProperty(name, true);
if (propertyId == -1 && subpropIface && subpropIface->subwidget()) { // try property from subwidget
subwidget = subpropIface->subwidget();
propertyId = subpropIface->subwidget()->tqmetaObject()->findProperty(name, true);
addSubwidgetFlag = true;
}
if(propertyId == -1)
{
kdDebug() << "FormIO::savePropertyValue() The object doesn't have this property. Let's try the WidgetLibrary." << endl;
if(lib)
lib->saveSpecialProperty(w->className(), name, value, w, parentNode, parent);
return;
}
const TQMetaProperty *meta = subwidget->tqmetaObject()->property(propertyId, true);
if (!meta->stored( subwidget )) //not storable
return;
TQDomElement propertyE = parent.createElement("property");
propertyE.setAttribute("name", name);
if (addSubwidgetFlag)
propertyE.setAttribute("subwidget", "true");
if(meta && meta->isEnumType())
{
// this property is enum or set type
TQDomElement type;
TQDomText valueE;
if(meta->isSetType())
{
TQStringList list = TQStringList::fromStrList(meta->valueToKeys(value.toInt()));
type = parent.createElement("set");
valueE = parent.createTextNode(list.join("|"));
type.appendChild(valueE);
}
else
{
TQString s = meta->valueToKey(value.toInt());
type = parent.createElement("enum");
valueE = parent.createTextNode(s);
type.appendChild(valueE);
}
propertyE.appendChild(type);
parentNode.appendChild(propertyE);
return;
}
if(value.type() == TQVariant::Pixmap) {
TQDomText valueE;
TQDomElement type = parent.createElement("pixmap");
TQCString property = propertyE.attribute("name").latin1();
//todo TQCString pixmapName = m_currentItem->widget()->property("pixmapName").toCString();
if(m_savePixmapsInline /* (js)too risky: || m_currentItem->pixmapName(property).isNull() */)
valueE = parent.createTextNode(saveImage(parent, value.toPixmap()));
else
valueE = parent.createTextNode(m_currentItem->pixmapName(property));
type.appendChild(valueE);
propertyE.appendChild(type);
parentNode.appendChild(propertyE);
return;
}
// Saving a "normal" property
writeVariant(parent, propertyE, value);
parentNode.appendChild(propertyE);
}
void
FormIO::writeVariant(TQDomDocument &parent, TQDomElement &parentNode, TQVariant value)
{
TQDomElement type;
TQDomText valueE;
switch(value.type())
{
case TQVariant::String:
{
type = parent.createElement("string");
valueE = parent.createTextNode(value.toString());
type.appendChild(valueE);
break;
}
case TQVariant::CString:
{
type = parent.createElement("cstring");
valueE = parent.createTextNode(value.toString());
type.appendChild(valueE);
break;
}
case TQVariant::Rect:
{
type = parent.createElement("rect");
TQDomElement x = parent.createElement("x");
TQDomElement y = parent.createElement("y");
TQDomElement w = parent.createElement("width");
TQDomElement h = parent.createElement("height");
TQDomText valueX = parent.createTextNode(TQString::number(value.toRect().x()));
TQDomText valueY = parent.createTextNode(TQString::number(value.toRect().y()));
TQDomText valueW = parent.createTextNode(TQString::number(value.toRect().width()));
TQDomText valueH = parent.createTextNode(TQString::number(value.toRect().height()));
x.appendChild(valueX);
y.appendChild(valueY);
w.appendChild(valueW);
h.appendChild(valueH);
type.appendChild(x);
type.appendChild(y);
type.appendChild(w);
type.appendChild(h);
break;
}
case TQVariant::Color:
{
type = parent.createElement("color");
TQDomElement r = parent.createElement("red");
TQDomElement g = parent.createElement("green");
TQDomElement b = parent.createElement("blue");
TQDomText valueR = parent.createTextNode(TQString::number(value.toColor().red()));
TQDomText valueG = parent.createTextNode(TQString::number(value.toColor().green()));
TQDomText valueB = parent.createTextNode(TQString::number(value.toColor().blue()));
r.appendChild(valueR);
g.appendChild(valueG);
b.appendChild(valueB);
type.appendChild(r);
type.appendChild(g);
type.appendChild(b);
break;
}
case TQVariant::Bool:
{
type = parent.createElement("bool");
//valueE = parent.createTextNode(TQString::number(value.toBool()));
valueE = parent.createTextNode(value.toBool() ? "true" : "false");
type.appendChild(valueE);
break;
}
case TQVariant::Int:
case TQVariant::UInt:
{
type = parent.createElement("number");
valueE = parent.createTextNode(TQString::number(value.toInt()));
type.appendChild(valueE);
break;
}
case TQVariant::Size:
{
type = parent.createElement("size");
TQDomElement w = parent.createElement("width");
TQDomElement h = parent.createElement("height");
TQDomText valueW = parent.createTextNode(TQString::number(value.toSize().width()));
TQDomText valueH = parent.createTextNode(TQString::number(value.toSize().height()));
w.appendChild(valueW);
h.appendChild(valueH);
type.appendChild(w);
type.appendChild(h);
break;
}
case TQVariant::Point:
{
type = parent.createElement("point");
TQDomElement x = parent.createElement("x");
TQDomElement y = parent.createElement("y");
TQDomText valueX = parent.createTextNode(TQString::number(value.toPoint().x()));
TQDomText valueY = parent.createTextNode(TQString::number(value.toPoint().y()));
x.appendChild(valueX);
y.appendChild(valueY);
type.appendChild(x);
type.appendChild(y);
break;
}
case TQVariant::Font:
{
type = parent.createElement("font");
TQDomElement f = parent.createElement("family");
TQDomElement p = parent.createElement("pointsize");
TQDomElement w = parent.createElement("weight");
TQDomElement b = parent.createElement("bold");
TQDomElement i = parent.createElement("italic");
TQDomElement u = parent.createElement("underline");
TQDomElement s = parent.createElement("strikeout");
TQDomText valueF = parent.createTextNode(value.toFont().family());
TQDomText valueP = parent.createTextNode(TQString::number(value.toFont().pointSize()));
TQDomText valueW = parent.createTextNode(TQString::number(value.toFont().weight()));
TQDomText valueB = parent.createTextNode(TQString::number(value.toFont().bold()));
TQDomText valueI = parent.createTextNode(TQString::number(value.toFont().italic()));
TQDomText valueU = parent.createTextNode(TQString::number(value.toFont().underline()));
TQDomText valueS = parent.createTextNode(TQString::number(value.toFont().strikeOut()));
f.appendChild(valueF);
p.appendChild(valueP);
w.appendChild(valueW);
b.appendChild(valueB);
i.appendChild(valueI);
u.appendChild(valueU);
s.appendChild(valueS);
type.appendChild(f);
type.appendChild(p);
type.appendChild(w);
type.appendChild(b);
type.appendChild(i);
type.appendChild(u);
type.appendChild(s);
break;
}
case TQVariant::Cursor:
{
type = parent.createElement("cursor");
valueE = parent.createTextNode(TQString::number(value.toCursor().tqshape()));
type.appendChild(valueE);
break;
}
case TQVariant::SizePolicy:
{
type = parent.createElement("sizepolicy");
TQDomElement h = parent.createElement("hsizetype");
TQDomElement v = parent.createElement("vsizetype");
TQDomElement hs = parent.createElement("horstretch");
TQDomElement vs = parent.createElement("verstretch");
TQDomText valueH = parent.createTextNode(TQString::number(value.toSizePolicy().horData()));
TQDomText valueV = parent.createTextNode(TQString::number(value.toSizePolicy().verData()));
TQDomText valueHS = parent.createTextNode(TQString::number(value.toSizePolicy().horStretch()));
TQDomText valueVS = parent.createTextNode(TQString::number(value.toSizePolicy().verStretch()));
h.appendChild(valueH);
v.appendChild(valueV);
hs.appendChild(valueHS);
vs.appendChild(valueVS);
type.appendChild(h);
type.appendChild(v);
type.appendChild(hs);
type.appendChild(vs);
break;
}
case TQVariant::Time:
{
type = parent.createElement("time");
TQDomElement h = parent.createElement("hour");
TQDomElement m = parent.createElement("minute");
TQDomElement s = parent.createElement("second");
TQDomText valueH = parent.createTextNode(TQString::number(value.toTime().hour()));
TQDomText valueM = parent.createTextNode(TQString::number(value.toTime().minute()));
TQDomText valueS = parent.createTextNode(TQString::number(value.toTime().second()));
h.appendChild(valueH);
m.appendChild(valueM);
s.appendChild(valueS);
type.appendChild(h);
type.appendChild(m);
type.appendChild(s);
break;
}
case TQVariant::Date:
{
type = parent.createElement("date");
TQDomElement y = parent.createElement("year");
TQDomElement m = parent.createElement("month");
TQDomElement d = parent.createElement("day");
TQDomText valueY = parent.createTextNode(TQString::number(value.toDate().year()));
TQDomText valueM = parent.createTextNode(TQString::number(value.toDate().month()));
TQDomText valueD = parent.createTextNode(TQString::number(value.toDate().day()));
y.appendChild(valueY);
m.appendChild(valueM);
d.appendChild(valueD);
type.appendChild(y);
type.appendChild(m);
type.appendChild(d);
break;
}
case TQVariant::DateTime:
{
type = parent.createElement("datetime");
TQDomElement h = parent.createElement("hour");
TQDomElement m = parent.createElement("minute");
TQDomElement s = parent.createElement("second");
TQDomElement y = parent.createElement("year");
TQDomElement mo = parent.createElement("month");
TQDomElement d = parent.createElement("day");
TQDomText valueH = parent.createTextNode(TQString::number(value.toDateTime().time().hour()));
TQDomText valueM = parent.createTextNode(TQString::number(value.toDateTime().time().minute()));
TQDomText valueS = parent.createTextNode(TQString::number(value.toDateTime().time().second()));
TQDomText valueY = parent.createTextNode(TQString::number(value.toDateTime().date().year()));
TQDomText valueMo = parent.createTextNode(TQString::number(value.toDateTime().date().month()));
TQDomText valueD = parent.createTextNode(TQString::number(value.toDateTime().date().day()));
h.appendChild(valueH);
m.appendChild(valueM);
s.appendChild(valueS);
y.appendChild(valueY);
mo.appendChild(valueMo);
d.appendChild(valueD);
type.appendChild(h);
type.appendChild(m);
type.appendChild(s);
type.appendChild(y);
type.appendChild(mo);
type.appendChild(d);
break;
}
default:
break;
}
parentNode.appendChild(type);
}
void
FormIO::savePropertyElement(TQDomElement &parentNode, TQDomDocument &domDoc, const TQString &tagName, const TQString &property, const TQVariant &value)
{
TQDomElement propertyE = domDoc.createElement(tagName);
propertyE.setAttribute("name", property);
writeVariant(domDoc, propertyE, value);
parentNode.appendChild(propertyE);
}
TQVariant
FormIO::readPropertyValue(TQDomNode node, TQObject *obj, const TQString &name)
{
TQDomElement tag = node.toElement();
TQString text = tag.text();
TQString type = tag.tagName();
if(type == "string" || type == "cstring")
return text;
else if(type == "rect")
{
TQDomElement x = node.namedItem("x").toElement();
TQDomElement y = node.namedItem("y").toElement();
TQDomElement w = node.namedItem("width").toElement();
TQDomElement h = node.namedItem("height").toElement();
int rx = x.text().toInt();
int ry = y.text().toInt();
int rw = w.text().toInt();
int rh = h.text().toInt();
return TQRect(rx, ry, rw, rh);
}
else if(type == "color")
{
TQDomElement r = node.namedItem("red").toElement();
TQDomElement g = node.namedItem("green").toElement();
TQDomElement b = node.namedItem("blue").toElement();
int red = r.text().toInt();
int green = g.text().toInt();
int blue = b.text().toInt();
return TQColor(red, green, blue);
}
else if(type == "bool")
{
if(text == "true")
return TQVariant(true, 3);
else if(text == "false")
return TQVariant(false, 3);
return TQVariant(text.toInt(), 3);
}
else if(type == "number")
{
return text.toInt();
}
else if(type == "size")
{
TQDomElement w = node.namedItem("width").toElement();
TQDomElement h = node.namedItem("height").toElement();
return TQSize(w.text().toInt(), h.text().toInt());
}
else if(type == "point")
{
TQDomElement x = node.namedItem("x").toElement();
TQDomElement y = node.namedItem("y").toElement();
return TQPoint(x.text().toInt(), y.text().toInt());
}
else if(type == "font")
{
TQDomElement fa = node.namedItem("family").toElement();
TQDomElement p = node.namedItem("pointsize").toElement();
TQDomElement w = node.namedItem("weight").toElement();
TQDomElement b = node.namedItem("bold").toElement();
TQDomElement i = node.namedItem("italic").toElement();
TQDomElement u = node.namedItem("underline").toElement();
TQDomElement s = node.namedItem("strikeout").toElement();
TQFont f;
f.setFamily(fa.text());
f.setPointSize(p.text().toInt());
f.setWeight(w.text().toInt());
f.setBold(b.text().toInt());
f.setItalic(i.text().toInt());
f.setUnderline(u.text().toInt());
f.setStrikeOut(s.text().toInt());
return f;
}
else if(type == "cursor")
{
return TQCursor(text.toInt());
}
else if(type == "time")
{
TQDomElement h = node.namedItem("hour").toElement();
TQDomElement m = node.namedItem("minute").toElement();
TQDomElement s = node.namedItem("second").toElement();
return TQTime(h.text().toInt(), m.text().toInt(), s.text().toInt());
}
else if(type == "date")
{
TQDomElement y = node.namedItem("year").toElement();
TQDomElement m = node.namedItem("month").toElement();
TQDomElement d = node.namedItem("day").toElement();
return TQDate(y.text().toInt(), m.text().toInt(), d.text().toInt());
}
else if(type == "datetime")
{
TQDomElement h = node.namedItem("hour").toElement();
TQDomElement m = node.namedItem("minute").toElement();
TQDomElement s = node.namedItem("second").toElement();
TQDomElement y = node.namedItem("year").toElement();
TQDomElement mo = node.namedItem("month").toElement();
TQDomElement d = node.namedItem("day").toElement();
TQTime t(h.text().toInt(), m.text().toInt(), s.text().toInt());
TQDate da(y.text().toInt(), mo.text().toInt(), d.text().toInt());
return TQDateTime(da, t);
}
else if(type == "sizepolicy")
{
TQDomElement h = node.namedItem("hsizetype").toElement();
TQDomElement v = node.namedItem("vsizetype").toElement();
TQDomElement hs = node.namedItem("horstretch").toElement();
TQDomElement vs = node.namedItem("verstretch").toElement();
TQSizePolicy s;
s.setHorData((TQSizePolicy::SizeType)h.text().toInt());
s.setVerData((TQSizePolicy::SizeType)v.text().toInt());
s.setHorStretch(hs.text().toInt());
s.setVerStretch(vs.text().toInt());
return s;
}
else if(type == "pixmap")
{
if(m_savePixmapsInline || !m_currentForm || !m_currentItem || !m_currentForm->pixmapCollection()->contains(text))
return loadImage(tag.ownerDocument(), text);
else
{
m_currentItem->setPixmapName(name.latin1(), text);
return m_currentForm->pixmapCollection()->getPixmap(text);
}
return TQVariant(TQPixmap());
}
else if(type == "enum")
return text;
else if(type == "set")
{
WidgetWithSubpropertiesInterface* subpropIface = dynamic_cast<WidgetWithSubpropertiesInterface*>(obj);
TQObject *subobject = (subpropIface && subpropIface->subwidget()) ? TQT_TQOBJECT(subpropIface->subwidget()) : obj;
const int count = subobject->tqmetaObject()->findProperty(name.latin1(), true);
const TQMetaProperty *meta = count!=-1 ? subobject->tqmetaObject()->property(count, true) : 0;
if (meta) {
if (meta->isSetType()) {
TQStrList keys;
const TQStringList list( TQStringList::split("|", text) );
for (TQStringList::ConstIterator it = list.constBegin(); it != list.constEnd(); ++it)
keys.append((*it).latin1());
return meta->keysToValue(keys);
}
}
else {
// Metaproperty not found, probably because subwidget is not created.
// We will return a string list here with hope that names will
// be resolved and translated into an integer value later when subwidget is created,
// e.g. near KexiFormView::updateValuesForSubproperties()
return TQStringList::split("|", text);
}
}
return TQVariant();
}
/////////////////////////////////////////////////////////////////////////////
///////////// Functions to save/load widgets ////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
void
FormIO::saveWidget(ObjectTreeItem *item, TQDomElement &parent, TQDomDocument &domDoc, bool insideGridLayout)
{
if (!item)
return;
bool savedAlignment = false;
// we let Spring class handle saving itself
if(item->className() == "Spring")
{
Spring::saveSpring(item, parent, domDoc, insideGridLayout);
return;
}
bool resetCurrentForm = false;
m_currentItem = item;
if(!m_currentForm) // copying widget
{
resetCurrentForm = true;
m_currentForm = item->container() ? item->container()->form() : item->parent()->container()->form();
}
WidgetLibrary *lib = m_currentForm->library();
// if(item->container())
// lib = item->container()->form()->manager()->lib();
// else
// lib = item->parent()->container()->form()->manager()->lib();
// We create the "widget" element
TQDomElement tclass = domDoc.createElement("widget");
parent.appendChild(tclass);
if(insideGridLayout)
{
tclass.setAttribute("row", item->gridRow());
tclass.setAttribute("column", item->gridCol());
if(item->spanMultipleCells())
{
tclass.setAttribute("rowspan", item->gridRowSpan());
tclass.setAttribute("colspan", item->gridColSpan());
}
}
if(!item->parent()) // Toplevel widget
tclass.setAttribute("class", TQWIDGET_OBJECT_NAME_STRING);
// For compatibility, HBox, VBox and Grid are saved as TQLAYOUTWIDGET_OBJECT_NAME_STRING
else if(item->widget()->isA("HBox") || item->widget()->isA("VBox") || item->widget()->isA("Grid")
|| item->widget()->isA("HFlow") || item->widget()->isA("VFlow"))
tclass.setAttribute("class", TQLAYOUTWIDGET_OBJECT_NAME_STRING);
else if(item->widget()->isA("CustomWidget"))
tclass.setAttribute("class", item->className());
else // Normal widgets
tclass.setAttribute("class", lib->savingName(item->widget()->className()) );
savePropertyValue(tclass, domDoc, "name", item->widget()->property("name"), item->widget());
// Important: save dataSource property FIRST before properties like "tqalignment"
// - needed when subproperties are defined after subwidget creation, and subwidget is created after setting "dataSource"
// (this is the case for KexiDBAutoField)
//! @todo more properties like "dataSource" may needed here...
// if (-1 != item->widget()->tqmetaObject()->findProperty("dataSource"))
// savePropertyValue(tclass, domDoc, "dataSource", item->widget()->property("dataSource"), item->widget());
// We don't want to save the tqgeometry if the widget is inside a tqlayout (so parent.tagName() == "grid" for example)
if(item && !item->parent()) {
// save form widget size, but not its position
savePropertyValue(tclass, domDoc, "geometry",
TQRect( TQPoint(0,0), item->widget()->size()),
item->widget());
}
// normal widget (if == "UI', it means we're copying widget)
else if(parent.tagName() == "widget" || parent.tagName() == "UI")
savePropertyValue(tclass, domDoc, "geometry", item->widget()->property("geometry"), item->widget());
// Save the buddy widget for a label
if(item->widget()->inherits(TQLABEL_OBJECT_NAME_STRING) && ((TQLabel*)item->widget())->buddy())
savePropertyElement(tclass, domDoc, "property", "buddy", ((TQLabel*)item->widget())->buddy()->name());
// We save every property in the modifProp list of the ObjectTreeItem
TQVariantMap *map = new TQVariantMap( *(item->modifiedProperties()) );
TQMap<TQString,TQVariant>::ConstIterator endIt = map->constEnd();
for(TQMap<TQString,TQVariant>::ConstIterator it = map->constBegin(); it != endIt; ++it)
{
const TQCString name( it.key().latin1() );
if(name == "hAlign" || name == "vAlign" || name == "wordbreak" || name == "tqalignment") {
if(!savedAlignment) // not to save it twice
{
savePropertyValue(tclass, domDoc, "tqalignment", item->widget()->property("tqalignment"), item->widget());
savedAlignment = true;
}
}
else if(name == "name" || name == "geometry" || name == "tqlayout") {
// these have already been saved
}
else {
savePropertyValue(tclass, domDoc, it.key().latin1(), item->widget()->property(it.key().latin1()),
item->widget(), lib);
}
}
delete map;
if(item->widget()->isA("CustomWidget")) {
TQDomDocument doc("TEMP");
doc.setContent(item->m_unknownProps);
for(TQDomNode n = doc.firstChild(); !n.isNull(); n = n.nextSibling()) {
tclass.appendChild(n.cloneNode());
}
}
// Saving container 's tqlayout if there is one
TQDomElement tqlayout;
if(item->container() && item->container()->layoutType() != Container::NoLayout)
{
if(item->container()->tqlayout()) // there is a tqlayout
{
tqlayout = domDoc.createElement("temp");
savePropertyValue(tqlayout, domDoc, "name", "unnamed", item->widget());
if(item->modifiedProperties()->contains("layoutMargin"))
savePropertyElement(tqlayout, domDoc, "property", "margin", item->container()->layoutMargin());
if(item->modifiedProperties()->contains("layoutSpacing"))
savePropertyElement(tqlayout, domDoc, "property", "spacing", item->container()->layoutSpacing());
tclass.appendChild(tqlayout);
}
}
int layoutType = item->container() ? item->container()->layoutType() : Container::NoLayout;
switch(layoutType) {
case Container::Grid: // grid tqlayout
{
tqlayout.setTagName("grid");
for(ObjectTreeItem *objIt = item->tqchildren()->first(); objIt; objIt = item->tqchildren()->next())
saveWidget(objIt, tqlayout, domDoc, true);
break;
}
case Container::HBox: case Container::VBox:
{
// as we don't save tqgeometry, we need to sort widgets in the right order, not creation order
WidgetList *list;
if(tqlayout.tagName() == "hbox") {
list = new HorWidgetList(item->container()->form()->toplevelContainer()->widget());
tqlayout.setTagName("hbox");
}
else {
list = new VerWidgetList(item->container()->form()->toplevelContainer()->widget());
tqlayout.setTagName("vbox");
}
for(ObjectTreeItem *objTree = item->tqchildren()->first(); objTree; objTree = item->tqchildren()->next())
list->append(objTree->widget());
list->sort();
for(TQWidget *obj = list->first(); obj; obj = list->next()) {
ObjectTreeItem *titem = item->container()->form()->objectTree()->lookup(obj->name());
if(item)
saveWidget(titem, tqlayout, domDoc);
}
delete list;
break;
}
case Container::HFlow: case Container::VFlow:
{
tqlayout.setTagName("grid");
KexiFlowLayout *flow = static_cast<KexiFlowLayout*>(item->container()->tqlayout());
if(!flow) break;
WidgetList *list = (WidgetList*)flow->widgetList();
// save some special properties
savePropertyElement(tqlayout, domDoc, "property", "customLayout", Container::layoutTypeToString(item->container()->layoutType()) );
savePropertyElement(tqlayout, domDoc, "property", "justify", TQVariant(static_cast<KexiFlowLayout*>(item->container()->tqlayout())->isJustified(), 3) );
// fill the widget's grid info, ie just simulate grid tqlayout
item->container()->createGridLayout(true);
for(TQWidget *obj = list->first(); obj; obj = list->next()) {
ObjectTreeItem *titem = item->container()->form()->objectTree()->lookup(obj->name());
if(item)
saveWidget(titem, tqlayout, domDoc, true); // save grid info for compatibility with TQtDesigner
}
delete list;
break;
}
default:
{
for(ObjectTreeItem *objIt = item->tqchildren()->first(); objIt; objIt = item->tqchildren()->next())
saveWidget(objIt, tclass, domDoc);
}
}
addIncludeFileName(lib->includeFileName(item->widget()->className()), domDoc);
if(resetCurrentForm)
m_currentForm = 0;
m_currentItem = 0;
}
void
FormIO::cleanClipboard(TQDomElement &uiElement)
{
// remove includehints element not needed
if(!uiElement.namedItem("includehints").isNull())
uiElement.removeChild(uiElement.namedItem("includehints"));
// and ensure images and connection are at the end
if(!uiElement.namedItem("connections").isNull())
uiElement.insertAfter(uiElement.namedItem("connections"), TQDomNode());
if(!uiElement.namedItem("images").isNull())
uiElement.insertAfter(uiElement.namedItem("images"), TQDomNode());
}
void
FormIO::loadWidget(Container *container, const TQDomElement &el, TQWidget *parent)
{
bool resetCurrentForm = false;
if(!m_currentForm) // pasting widget
{
resetCurrentForm = true;
m_currentForm = container->form();
}
// We first look for the widget's name
TQString wname;
for(TQDomNode n = el.firstChild(); !n.isNull(); n = n.nextSibling())
{
if((n.toElement().tagName() == "property") && (n.toElement().attribute("name") == "name"))
{
wname = n.toElement().text();
break;
}
}
TQWidget *w;
TQCString classname, alternate;
// We translate some name (for compatibility)
if(el.tagName() == "spacer")
classname = "Spring";
else if(el.attribute("class") == TQLAYOUTWIDGET_OBJECT_NAME_STRING)
{
for(TQDomNode n = el.firstChild(); !n.isNull(); n = n.nextSibling())
{
TQString tagName = n.toElement().tagName();
if(tagName == "property")
continue;
if(tagName == "hbox")
classname = "HBox";
else if(tagName == "vbox")
classname = "VBox";
else if(tagName == "grid") {
// first, see if it is flow tqlayout
for(TQDomNode child = n.firstChild(); !child.isNull(); child = child.nextSibling()) {
if((child.toElement().tagName() == "property")
&& (child.toElement().attribute("name") == "customLayout"))
{
classname = child.toElement().text().latin1();
break;
}
}
if(classname.isEmpty()) // normal grid
classname = "Grid";
}
}
}
else
// We check if this classname is an alternate one, and replace it if necessary
{
classname = el.attribute("class").latin1();
alternate = container->form()->library()->classNameForAlternate(classname);
}
if(alternate == "CustomWidget")
w = new CustomWidget(classname, container->widget(), wname.latin1());
else
{
if(!alternate.isNull())
classname = alternate;
int widgetOptions = WidgetFactory::DefaultOptions;
if (!container->form()->designMode()) {
widgetOptions ^= WidgetFactory::DesignViewMode;
}
if(!parent)
w = container->form()->library()->createWidget(classname, container->widget(),
wname.latin1(), container, widgetOptions);
else
w = container->form()->library()->createWidget(classname, parent, wname.latin1(),
container, widgetOptions);
}
if(!w)
return;
#if KDE_VERSION >= KDE_MAKE_VERSION(3,4,0)
//! @todo allow setting this for data view mode as well
if (m_currentForm->designMode()) {
//don't generate accelerators for widgets in design mode
KAcceleratorManager::setNoAccel(w);
}
#endif
w->setStyle(&(container->widget()->tqstyle()));
w->show();
// We create and insert the ObjectTreeItem at the good place in the ObjectTree
ObjectTreeItem *item = container->form()->objectTree()->lookup(wname);
if (!item) {
// not yet created
item = new ObjectTreeItem(container->form()->library()->displayName(classname),
wname, w, container);
if(parent) {
ObjectTreeItem *titem = container->form()->objectTree()->lookup(parent->name());
if(titem)
container->form()->objectTree()->addItem(titem, item);
else
kdDebug() << "FORMIO :: ERROR no parent widget " << endl;
}
else
container->form()->objectTree()->addItem(container->objectTree(), item);
}
//assign item for its widget if it supports DesignTimeDynamicChildWidgetHandler interface
//(e.g. KexiDBAutoField)
if (container->form()->designMode() && dynamic_cast<DesignTimeDynamicChildWidgetHandler*>(w)) {
dynamic_cast<DesignTimeDynamicChildWidgetHandler*>(w)->assignItem(item);
}
m_currentItem = item;
// if we are inside a Grid, we need to insert the widget in the good cell
if(container->layoutType() == Container::Grid) {
TQGridLayout *tqlayout = (TQGridLayout*)container->tqlayout();
if(el.hasAttribute("rowspan")) { // widget spans multiple cells
if(tqlayout)
tqlayout->addMultiCellWidget(w, el.attribute("row").toInt(), el.attribute("row").toInt() + el.attribute("rowspan").toInt()-1,
el.attribute("column").toInt(), el.attribute("column").toInt() + el.attribute("colspan").toInt()-1);
item->setGridPos(el.attribute("row").toInt(), el.attribute("column").toInt(), el.attribute("rowspan").toInt(),
el.attribute("colspan").toInt());
}
else {
if(tqlayout)
tqlayout->addWidget(w, el.attribute("row").toInt(), el.attribute("column").toInt());
item->setGridPos(el.attribute("row").toInt(), el.attribute("column").toInt(), 0, 0);
}
}
else if(container->tqlayout())
container->tqlayout()->add(w);
readChildNodes(item, container, el, w);
if(item->container() && item->container()->tqlayout())
item->container()->tqlayout()->activate();
// We add the autoSaveProperties in the modifProp list of the ObjectTreeItem, so that they are saved later
TQValueList<TQCString> list(container->form()->library()->autoSaveProperties(w->className()));
TQValueList<TQCString>::ConstIterator endIt = list.constEnd();
KFormDesigner::WidgetWithSubpropertiesInterface* subpropIface
= dynamic_cast<KFormDesigner::WidgetWithSubpropertiesInterface*>(w);
TQWidget *subwidget = (subpropIface && subpropIface->subwidget()) ? subpropIface->subwidget() : w;
for(TQValueList<TQCString>::ConstIterator it = list.constBegin(); it != endIt; ++it) {
if(subwidget->tqmetaObject()->findProperty(*it, true) != -1)
item->addModifiedProperty(*it, subwidget->property(*it));
}
if(resetCurrentForm)
m_currentForm = 0;
m_currentItem = 0;
}
void
FormIO::createToplevelWidget(Form *form, TQWidget *container, TQDomElement &el)
{
// We first look for the widget's name
TQString wname;
for(TQDomNode n = el.firstChild(); !n.isNull(); n = n.nextSibling())
{
if((n.toElement().tagName() == "property") && (n.toElement().attribute("name") == "name"))
{
wname = n.toElement().text();
break;
}
}
// And rename the widget and its ObjectTreeItem
container->setName(wname.latin1());
if(form->objectTree())
form->objectTree()->rename(form->objectTree()->name(), wname);
form->setInteractiveMode(false);
TQDict<TQLabel> *oldBuddies = 0;
if(m_buddies) // save old buddies (for subforms)
oldBuddies = m_buddies;
m_buddies = new TQDict<TQLabel>();
m_currentItem = form->objectTree();
readChildNodes(form->objectTree(), form->toplevelContainer(), el, container);
// Now the Form is fully loaded, we can assign the buddies
TQDictIterator<TQLabel> it(*m_buddies);
for(; it.current(); ++it)
{
ObjectTreeItem *item = form->objectTree()->lookup(it.currentKey());
if(!item || !item->widget())
{
kdDebug() << "Cannot assign buddy for widget " << it.current()->name() << " to " << it.currentKey() << endl;
continue;
}
it.current()->setBuddy(item->widget());
}
delete m_buddies;
m_buddies = oldBuddies; // and restore it
m_currentItem = 0;
form->setInteractiveMode(true);
}
void
FormIO::readChildNodes(ObjectTreeItem *item, Container *container, const TQDomElement &el, TQWidget *w)
{
TQString eltag = el.tagName();
WidgetWithSubpropertiesInterface* subpropIface = dynamic_cast<WidgetWithSubpropertiesInterface*>(w);
TQWidget *subwidget = (subpropIface && subpropIface->subwidget()) ? subpropIface->subwidget() : w;
for(TQDomNode n = el.firstChild(); !n.isNull(); n = n.nextSibling())
{
TQString tag = n.toElement().tagName();
TQDomElement node = n.toElement();
if((tag == "property") || (tag == "attribute"))
{
TQString name = node.attribute("name");
//if(name == "geometry")
// hasGeometryProp = true;
if( ((eltag == "grid") || (eltag == "hbox") || (eltag == "vbox")) &&
(name == "name")) // we don't care about tqlayout names
continue;
if (node.attribute("subwidget")=="true") {
//this is property for subwidget: remember it for delayed setting
//because now the subwidget could be not created yet (true e.g. for KexiDBAutoField)
const TQVariant val( readPropertyValue(node.firstChild(), TQT_TQOBJECT(w), name) );
kdDebug() << val.toStringList() << endl;
item->addSubproperty( name.latin1(), val );
//subwidget->setProperty(name.latin1(), val);
item->addModifiedProperty( name.latin1(), val );
continue;
}
// We cannot assign the buddy now as the buddy widget may not be created yet
if(name == "buddy")
m_buddies->insert(readPropertyValue(node.firstChild(), TQT_TQOBJECT(w), name).toString(), (TQLabel*)w);
else if(((eltag == "grid") || (eltag == "hbox") || (eltag == "vbox")) &&
item->container() && item->container()->tqlayout()) {
// We load the margin of a Layout
if(name == "margin") {
int margin = readPropertyValue(node.firstChild(), TQT_TQOBJECT(w), name).toInt();
item->container()->setLayoutMargin(margin);
item->container()->tqlayout()->setMargin(margin);
}
// We load the spacing of a Layout
else if(name == "spacing") {
int spacing = readPropertyValue(node.firstChild(), TQT_TQOBJECT(w), name).toInt();
item->container()->setLayoutSpacing(spacing);
item->container()->tqlayout()->setSpacing(spacing);
}
else if((name == "justify")){
bool justify = readPropertyValue(node.firstChild(), TQT_TQOBJECT(w), name).toBool();
KexiFlowLayout *flow = static_cast<KexiFlowLayout*>(item->container()->tqlayout());
if(flow)
flow->setJustified(justify);
}
}
// If the object doesn't have this property, we let the Factory handle it (maybe a special property)
else if(subwidget->tqmetaObject()->findProperty(name.latin1(), true) == -1)
{
if(w->className() == TQString::tqfromLatin1("CustomWidget"))
item->storeUnknownProperty(node);
else {
bool read = container->form()->library()->readSpecialProperty(
w->className(), node, w, item);
if(!read) // the factory doesn't support this property neither
item->storeUnknownProperty(node);
}
}
else // we have a normal property, let's load it
{
TQVariant val( readPropertyValue(node.firstChild(), TQT_TQOBJECT(w), name) );
if(name == "geometry" && dynamic_cast<FormWidget*>(w)) {
//fix tqgeometry if needed - this is top level form widget
TQRect r( val.toRect() );
if (r.left()<0) //negative X!
r.moveLeft(0);
if (r.top()<0) //negative Y!
r.moveTop(0);
val = r;
}
subwidget->setProperty(name.latin1(), val);
// int count = w->tqmetaObject()->findProperty(name, true);
// const TQMetaProperty *meta = w->tqmetaObject()->property(count, true);
// if(meta && meta->isEnumType()) {
// val = w->property(name.latin1()); //update: we want a numeric value of enum
// }
item->addModifiedProperty(name.latin1(), val);
}
}
else if(tag == "widget") // a child widget
{
if(item->container()) // we are a Container
loadWidget(item->container(), node);
else
loadWidget(container, node, w);
}
else if(tag == "spacer") {
loadWidget(container, node, w);
}
else if(tag == "grid") {
// first, see if it is flow tqlayout
TQString layoutName;
for(TQDomNode child = node.firstChild(); !child.isNull(); child = child.nextSibling()) {
if((child.toElement().tagName() == "property") && (child.toElement().attribute("name") == "customLayout")) {
layoutName = child.toElement().text();
break;
}
}
if(layoutName == "HFlow") {
item->container()->m_layType = Container::HFlow;
KexiFlowLayout *tqlayout = new KexiFlowLayout(item->widget());
tqlayout->setOrientation(Qt::Horizontal);
item->container()->m_layout = (TQLayout*)tqlayout;
}
else if(layoutName == "VFlow") {
item->container()->m_layType = Container::VFlow;
KexiFlowLayout *tqlayout = new KexiFlowLayout(item->widget());
tqlayout->setOrientation(Qt::Vertical);
item->container()->m_layout = (TQLayout*)tqlayout;
}
else { // grid tqlayout
item->container()->m_layType = Container::Grid;
TQGridLayout *tqlayout = new TQGridLayout(item->widget(), 1, 1);
item->container()->m_layout = (TQLayout*)tqlayout;
}
readChildNodes(item, container, node, w);
}
else if(tag == "vbox") {
item->container()->m_layType = Container::VBox;
TQVBoxLayout *tqlayout = new TQVBoxLayout(item->widget());
item->container()->m_layout = (TQLayout*)tqlayout;
readChildNodes(item, container, node, w);
}
else if(tag == "hbox") {
item->container()->m_layType = Container::HBox;
TQHBoxLayout *tqlayout = new TQHBoxLayout(item->widget());
item->container()->m_layout = (TQLayout*)tqlayout;
readChildNodes(item, container, node, w);
}
else {// unknown tag, we let the Factory handle it
if(w->className() == TQString::tqfromLatin1("CustomWidget"))
item->storeUnknownProperty(node);
else {
bool read = container->form()->library()->readSpecialProperty(
w->className(), node, w, item);
if(!read) // the factory doesn't suport this property neither
item->storeUnknownProperty(node);
}
}
}
}
/////////////////////////////////////////////////////////////////////////////
///////////// Helper functions //////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
void
FormIO::addIncludeFileName(const TQString &include, TQDomDocument &domDoc)
{
if(include.isEmpty())
return;
TQDomElement includes;
TQDomElement uiEl = domDoc.namedItem("UI").toElement();
if(uiEl.namedItem("includehints").isNull())
{
includes = domDoc.createElement("includehints");
uiEl.appendChild(includes);
}
else
includes = uiEl.namedItem("includehints").toElement();
// Check if this include has already been saved, and return if it is the case
for(TQDomNode n = includes.firstChild(); !n.isNull(); n = n.nextSibling())
{
if(n.toElement().text() == include)
return;
}
TQDomElement includeHint = domDoc.createElement("includehint");
includes.appendChild(includeHint);
TQDomText includeText = domDoc.createTextNode(include);
includeHint.appendChild(includeText);
}
//////// TQt Designer code: these two functions were copied (and adapted) from TQt Designer for compatibility ////////
TQString
FormIO::saveImage(TQDomDocument &domDoc, const TQPixmap &pixmap)
{
TQDomNode node = domDoc.namedItem("images");
TQDomElement images;
if(node.isNull())
{
images = domDoc.createElement("images");
TQDomElement ui = domDoc.namedItem("UI").toElement();
ui.appendChild(images);
}
else
images = node.toElement();
int count = images.childNodes().count();
TQDomElement image = domDoc.createElement("image");
TQString name = "image" + TQString::number(count);
image.setAttribute("name", name);
TQImage img = pixmap.convertToImage();
TQByteArray ba;
TQBuffer buf(ba);
buf.open( IO_WriteOnly | IO_Translate );
TQString format = img.depth() > 1 ? "XPM" : "XBM";
TQImageIO iio( &buf, format.latin1() );
iio.setImage( img );
iio.write();
buf.close();
TQByteArray bazip = tqCompress( ba );
ulong len = bazip.size();
TQDomElement data = domDoc.createElement("data");
data.setAttribute("format", format + ".GZ");
data.setAttribute("length", ba.size());
static const char hexchars[] = "0123456789abcdef";
TQString content;
for(int i = 4; i < (int)len; ++i)
{
uchar s = (uchar) bazip[i];
content += hexchars[s >> 4];
content += hexchars[s & 0x0f];
}
TQDomText text = domDoc.createTextNode(content);
data.appendChild(text);
image.appendChild(data);
images.appendChild(image);
return name;
}
TQPixmap
FormIO::loadImage(TQDomDocument domDoc, const TQString& name)
{
TQDomElement images = domDoc.namedItem("UI").namedItem("images").toElement();
if(images.isNull())
return 0;
TQDomElement image;
for(TQDomNode n = images.firstChild(); !n.isNull(); n = n.nextSibling())
{
if((n.toElement().tagName() == "image") && (n.toElement().attribute("name") == name))
{
image = n.toElement();
break;
}
}
TQPixmap pix;
TQString data = image.namedItem("data").toElement().text();
const int lengthOffset = 4;
int baSize = data.length() / 2 + lengthOffset;
uchar *ba = new uchar[baSize];
for(int i = lengthOffset; i < baSize; ++i)
{
char h = data[2 * (i-lengthOffset)].latin1();
char l = data[2 * (i-lengthOffset) + 1].latin1();
uchar r = 0;
if(h <= '9')
r += h - '0';
else
r += h - 'a' + 10;
r = r << 4;
if(l <= '9')
r += l - '0';
else
r += l - 'a' + 10;
ba[i] = r;
}
TQString format = image.namedItem("data").toElement().attribute("format", "PNG");
if((format == "XPM.GZ") || (format == "XBM.GZ"))
{
ulong len = image.attribute("length").toULong();
if(len < data.length() * 5)
len = data.length() * 5;
// tqUncompress() expects the first 4 bytes to be the expected length of
// the uncompressed data
ba[0] = ( len & 0xff000000 ) >> 24;
ba[1] = ( len & 0x00ff0000 ) >> 16;
ba[2] = ( len & 0x0000ff00 ) >> 8;
ba[3] = ( len & 0x000000ff );
TQByteArray baunzip = tqUncompress(ba, baSize);
pix.loadFromData( (const uchar*)baunzip.data(), baunzip.size(), format.left(format.find('.')).latin1() );
}
else
pix.loadFromData( (const uchar*)ba+lengthOffset, baSize-lengthOffset, format.latin1() );
delete[] ba;
return pix;
}
//////// End of TQt Designer code ////////////////////////////////////////////////////////
#include "formIO.moc"
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