propertyeditor.cpp

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#include "propertyeditor.h"
#include "qpropertyeditor_model_p.h"
#include "qpropertyeditor_items_p.h"
#include "newdynamicpropertydialog.h"
#include "dynamicpropertysheet.h"
#include "paletteeditorbutton.h"
#include "graphicspropertyeditor.h"

// sdk
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtDesigner/QDesignerFormWindowManagerInterface>
#include <QtDesigner/QExtensionManager>
#include <QtDesigner/QDesignerPropertySheetExtension>
// shared
#include <qdesigner_utils_p.h>
#include <qdesigner_propertycommand_p.h>
#include <metadatabase_p.h>

#include <QtGui/QAction>
#include <QtGui/QLineEdit>
#include <QtGui/QMenu>
#include <QtGui/QApplication>
#include <QtGui/QVBoxLayout>

// ---------------------------------------------------------------------------------

namespace qdesigner_internal {

IProperty *PropertyEditor::createSpecialProperty(const QVariant &value, const QString &name)
{
    Q_UNUSED(value);
    Q_UNUSED(name);

    return 0;
}

class PaletteProperty : public AbstractProperty<QPalette>
{
public:
    PaletteProperty(QDesignerFormEditorInterface *core, const QPalette &value,
                QWidget *selectedWidget, const QString &name);

    void setValue(const QVariant &value);
    QString toString() const;

    QWidget *createEditor(QWidget *parent, const QObject *target, const char *receiver) const;
    void updateEditorContents(QWidget *editor);
    void updateValue(QWidget *editor);

private:
    QDesignerFormEditorInterface *m_core;
    QWidget *m_selectedWidget;
};

// -------------------------------------------------------------------------
PaletteProperty::PaletteProperty(QDesignerFormEditorInterface *core, const QPalette &value, QWidget *selectedWidget,
                const QString &name)
    : AbstractProperty<QPalette>(value, name),
      m_core(core),
      m_selectedWidget(selectedWidget)
{
}

void PaletteProperty::setValue(const QVariant &value)
{
    m_value = qvariant_cast<QPalette>(value);
    QPalette parentPalette = QPalette();
    if (m_selectedWidget) {
        if (m_selectedWidget->isWindow())
            parentPalette = QApplication::palette(m_selectedWidget);
        else {
            if (m_selectedWidget->parentWidget())
                parentPalette = m_selectedWidget->parentWidget()->palette();
        }
    }
    const uint mask = m_value.resolve();
    m_value = m_value.resolve(parentPalette);
    m_value.resolve(mask);
}

QString PaletteProperty::toString() const
{
    return QString(); // ### implement me
}

QWidget *PaletteProperty::createEditor(QWidget *parent, const QObject *target, const char *receiver) const
{
    PaletteEditorButton *btn = new PaletteEditorButton(m_core, m_value, m_selectedWidget, parent);
    QObject::connect(btn, SIGNAL(changed()), target, receiver);
    return btn;
}

void PaletteProperty::updateEditorContents(QWidget *editor)
{
    if (PaletteEditorButton *btn = qobject_cast<PaletteEditorButton*>(editor)) {
        btn->setPalette(m_value);
    }
}

void PaletteProperty::updateValue(QWidget *editor)
{
    if (PaletteEditorButton *btn = qobject_cast<PaletteEditorButton*>(editor)) {
        const QPalette newValue = btn->palette();

        if (newValue.resolve() != m_value.resolve() || newValue != m_value) {
            m_value = newValue;
            setChanged(true);
        }
    }
}

// -------------------------------------------------------------------------------------

struct Group
{
    QString name;
    QList<IProperty*> properties;

    inline Group() {}
    inline Group(const QString &n): name(n) {}

    inline bool operator == (const Group &other) const
    { return name == other.name; }
};


// A pair <ValidationMode, bool hasComment>.
typedef QPair<TextPropertyValidationMode, bool> StringPropertyParameters;

// Return a pair of validation mode and flag indicating whether property has a comment
// for textual properties.

StringPropertyParameters textPropertyValidationMode(const QObject *object,const QString &pname,
                                                    QVariant::Type type, bool isMainContainer)   
{
    if (type == QVariant::ByteArray) {
        return StringPropertyParameters(ValidationMultiLine, false);
    }
    // object name - no comment
    if (pname == QLatin1String("objectName")) {
        const TextPropertyValidationMode vm =  isMainContainer ? ValidationObjectNameScope : ValidationObjectName;
        return StringPropertyParameters(vm, false);
    }

    // Accessibility. Both are texts the narrator reads
    if (pname == QLatin1String("accessibleDescription") || pname == QLatin1String("accessibleName"))
        return StringPropertyParameters(ValidationMultiLine, true);

    // Any names
    if (pname == QLatin1String("buddy") || pname.endsWith(QLatin1String("Name")))
        return StringPropertyParameters(ValidationObjectName, false);
        
    // Multi line?
    if (pname == QLatin1String("styleSheet")) 
        return StringPropertyParameters(ValidationStyleSheet, false);
    
    if (pname == QLatin1String("styleSheet")     || pname == QLatin1String("toolTip")   || 
        pname.endsWith(QLatin1String("ToolTip")) || pname == QLatin1String("whatsThis") ||
        pname == QLatin1String("iconText")       || pname == QLatin1String("windowIconText")  ||
        pname == QLatin1String("html"))
        return StringPropertyParameters(ValidationMultiLine, true);


    // text only if not Action, LineEdit
    if (pname == QLatin1String("text") && !(qobject_cast<const QAction *>(object) || qobject_cast<const QLineEdit *>(object)))
        return StringPropertyParameters(ValidationMultiLine, true);

    // default to single
    return StringPropertyParameters(ValidationSingleLine, true);    
}


// Create a string prop with proper validation mode
StringProperty* PropertyEditor::createStringProperty(QObject *object, const QString &pname, const QVariant &value, bool isMainContainer) const 
{
    const StringPropertyParameters params = textPropertyValidationMode(object, pname, value.type(), isMainContainer);
    // Does a meta DB entry exist - add comment
    const bool hasComment = params.second && metaDataBaseItem();
    const QString comment = hasComment ? propertyComment(m_core, object, pname) : QString();
    const QString stringValue = value.type() == QVariant::ByteArray ? QString::fromUtf8(value.toByteArray()) : value.toString();
    return new StringProperty(stringValue, pname, params.first, hasComment, comment );
}

QDesignerMetaDataBaseItemInterface* PropertyEditor::metaDataBaseItem() const 
{
    QObject *o = object();
    if (!o) 
        return 0;
    QDesignerMetaDataBaseInterface *db = core()->metaDataBase();
    if (!db) 
        return 0;
    return db->item(o);
}

void PropertyEditor::createPropertySheet(PropertyCollection *root, QObject *object)
{
    QList<Group> groups;

    QExtensionManager *m = m_core->extensionManager();

    bool isMainContainer = false;
    if (QWidget *widget = qobject_cast<QWidget*>(object)) {
        if (QDesignerFormWindowInterface *fw = QDesignerFormWindowInterface::findFormWindow(widget)) {
            isMainContainer = (fw->mainContainer() == widget);
        }
    }
    m_prop_sheet = qobject_cast<QDesignerPropertySheetExtension*>(m->extension(object, Q_TYPEID(QDesignerPropertySheetExtension)));
    const int count = m_prop_sheet->count();
    for (int i=0; i < count; ++i) {
        if (!m_prop_sheet->isVisible(i))
            continue;

        const QString pname = m_prop_sheet->propertyName(i);
        // Is this property redefined/hidden in a derived class?
        // Make it appear under that category only
        if (m_prop_sheet->indexOf(pname) != i)
            continue;
        const QVariant value = m_prop_sheet->property(i);

        IProperty *p = 0;
        if (qVariantCanConvert<FlagType>(value)) {
            FlagType f = qvariant_cast<FlagType>(value);
            if (pname == QLatin1String("alignment")) {
                p = new AlignmentProperty(f.items, Qt::Alignment(f.value.toInt()), pname);
            } else {
                p = new FlagsProperty(f.items, f.value.toInt(), pname);
            }
        } else if (qVariantCanConvert<EnumType>(value)) {
            EnumType e = qvariant_cast<EnumType>(value);
            p = new MapProperty(e.items, e.value, pname, e.names);
        }

        if (!p) {
            switch (value.type()) {
            case 0:
                p = createSpecialProperty(value, pname);
                break;
            case QVariant::Int:
                p = new IntProperty(value.toInt(), pname);
                break;
            case QVariant::UInt:
                p = new UIntProperty(value.toUInt(), pname);
                break;
            case QVariant::LongLong:
                p = new LongLongProperty(value.toLongLong(), pname);
                break;
            case QVariant::ULongLong:
                p = new ULongLongProperty(value.toULongLong(), pname);
                break;
            case QVariant::Double:
                p = new DoubleProperty(value.toDouble(), pname);
                break;
            case QVariant::Char:
                p = new CharProperty(value.toChar(), pname);
                break;
            case QVariant::Bool:
                p = new BoolProperty(value.toBool(), pname);
                break;
            case QVariant::ByteArray:
            case QVariant::String: 
                p = createStringProperty(object, pname, value, isMainContainer);
                break;
            case QVariant::Size:
                p = new SizeProperty(value.toSize(), pname);
                break;
            case QVariant::SizeF:
                p = new SizeFProperty(value.toSizeF(), pname);
                break;
            case QVariant::Point:
                p = new PointProperty(value.toPoint(), pname);
                break;
            case QVariant::PointF:
                p = new PointFProperty(value.toPointF(), pname);
                break;
            case QVariant::Rect:
                p = new RectProperty(value.toRect(), pname);
                break;
            case QVariant::RectF:
                p = new RectFProperty(value.toRectF(), pname);
                break;
            case QVariant::Icon:
                p = new IconProperty(m_core, qvariant_cast<QIcon>(value), pname);