From 5a19d9218a5f3ed7d02b7fabd8f025922e9f7a13 Mon Sep 17 00:00:00 2001 From: deva Date: Fri, 11 Jul 2008 12:54:42 +0000 Subject: Now we have a nice little editor. --- editor/widget.cc | 273 ++++++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 260 insertions(+), 13 deletions(-) (limited to 'editor/widget.cc') diff --git a/editor/widget.cc b/editor/widget.cc index 7b35d03..cc60f9c 100644 --- a/editor/widget.cc +++ b/editor/widget.cc @@ -26,35 +26,282 @@ */ #include "widget.h" +#include #include + #include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include + #include "widgetwrapper.h" +#include "propertieseditor.h" + +Widget::Widget(QDomNode &node) + : QWidget() +{ + elem = node.toElement(); + + iscontainer = false; + if(elem.hasAttribute("layout")) { + setAcceptDrops(true); + dragObject = NULL; + iscontainer = true; + widget = new QFrame(); + if(elem.attribute("layout") == "vbox") { + orientation = Qt::Vertical; + setLayout(new QVBoxLayout()); + } else { + orientation = Qt::Horizontal; + setLayout(new QHBoxLayout()); + } + } else { + setAcceptDrops(false); + if(elem.hasAttribute("name")) { + if(elem.attribute("name") == "combo") widget = new QComboBox(); + else if(elem.attribute("name") == "label") widget = new QLabel(); + else if(elem.attribute("name") == "button") widget = new QPushButton("OK"); + else if(elem.attribute("name") == "checkbox") widget = new QCheckBox(); + else if(elem.attribute("name") == "lineedit") widget = new QLineEdit(); + else if(elem.attribute("name") == "textedit") widget = new QTextEdit(); + else widget = new QLabel(); + } else { + widget = new QFrame(); + } + setLayout(new QHBoxLayout()); + } + setSizePolicy(widget->sizePolicy()); +} -Widget::Widget(QString type) - : QLabel(type) +void Widget::setValue(QString name, QString value) { - widget = type; - setAutoFillBackground(true); - QPalette pal; - pal.setColor(QPalette::Foreground, Qt::black); - // pal.setColor(QPalette::Background, Qt::yellow); - setPalette(pal); + elem.attributeNode(name).setValue(value); } void Widget::mousePressEvent(QMouseEvent *event) { if(event->button() == Qt::LeftButton) { - - QDrag *drag = new QDrag(this); - drag->setPixmap(QPixmap("drag.png")); - + dragStartPosition = event->pos(); + + // Show properties + if(!propertieseditor) propertieseditor = new PropertiesEditor(); + propertieseditor->setProperties(this); + propertieseditor->show(); + } +} + +void Widget::mouseMoveEvent(QMouseEvent *event) +{ + if (!(event->buttons() & Qt::LeftButton)) return; + + if((event->pos() - dragStartPosition).manhattanLength() + < QApplication::startDragDistance()) return; + + if(parentWidget()) { + + QDrag *drag = new QDrag(this); + widget->resize(width(), height()); + drag->setPixmap(QPixmap::grabWidget(widget, 0, 0)); + QMimeData *mimedata = new QMimeData(); mimedata->setData("pracro/widget", wrapWidget(this)); drag->setMimeData(mimedata); parentWidget()->layout()->removeWidget(this); setVisible(false); - + drag->exec(); } } + +void Widget::dragEnterEvent(QDragEnterEvent *event) +{ + if(!iscontainer) return; + + if(event->mimeData()->hasFormat("pracro/widget")) { + event->acceptProposedAction(); + + if(dragObject) delete dragObject; + QFrame *frame = new QFrame(); + + QPalette pal; + pal.setColor(QPalette::Foreground, Qt::red); + frame->setPalette(pal); + + if(orientation == Qt::Horizontal) { + frame->setFixedWidth(1); + } else { + frame->setFixedHeight(1); + } + + frame->setFrameStyle(QFrame::Box | QFrame::Plain); + frame->setContentsMargins(1,1,0,0); + + dragObject = frame; + + QWidget *w = findWidget(event->pos()); + if(w) { + int idx = ((QBoxLayout*)layout())->indexOf(w); + ((QBoxLayout*)layout())->insertWidget(idx, dragObject); + } else { + layout()->addWidget(dragObject); + } + } +} + +void Widget::dragLeaveEvent(QDragLeaveEvent *) +{ + if(!iscontainer) return; + + if(dragObject) delete dragObject; + dragObject = NULL; +} + +void Widget::dragMoveEvent(QDragMoveEvent *event) +{ + if(!iscontainer) return; + + if(event->mimeData()->hasFormat("pracro/widget")) { + event->acceptProposedAction(); + + layout()->removeWidget(dragObject); + + QWidget *w = findWidget(event->pos()); + if(w == dragObject) return; + + if(w) { + int idx = ((QBoxLayout*)layout())->indexOf(w); + ((QBoxLayout*)layout())->insertWidget(idx, dragObject); + } else { + layout()->addWidget(dragObject); + } + } +} + +void Widget::dropEvent(QDropEvent *event) +{ + if(!iscontainer) return; + + if(event->mimeData()->hasFormat("pracro/widget")) { + int idx = layout()->indexOf(dragObject); + + /* + QString type = event->mimeData()->data("pracro/widget").data(); + QWidget *widget; + if(type == "horizontal") widget = new Widget(Qt::Horizontal); + else if(type == "vertical") widget = new Widget(Qt::Vertical); + else widget = new Widget(type); + */ + QWidget *widget = unwrapWidget(event->mimeData()->data("pracro/widget")); + + ((QBoxLayout*)layout())->insertWidget(idx, widget); + delete dragObject; + dragObject = NULL; + event->acceptProposedAction(); + + widget->setVisible(true); + widget->show(); + } +} + +QWidget *Widget::findWidget(QPoint pos) +{ + QPoint newpos = pos; + QWidget *w = childAt(newpos); + + float angle = 0.0; + float dist = 0.0; + while((!w || QString(w->metaObject()->className()) == "QFrame") && layout()->count()) { + + angle += M_PI / 4; + dist += 1; + + newpos = pos + QPoint(sin(angle) * dist, cos(angle) * dist); + + if(newpos.x() > height() && newpos.y() > width() && newpos.y() < 0 && newpos.x() < 0) { + break; + } + + // printf("%d, %d\n", newpos.x(), newpos.y()); + w = childAt(newpos); + } + // printf("Done {%p %s}\n", w, w!=NULL?w->metaObject()->className():"(null)"); + + if(w) { + int idx = layout()->indexOf(w); + // printf("\r%d > %d", pos.y() - w->pos().y(), w->height() / 2); fflush(stdout); + if(orientation == Qt::Horizontal) { + if(pos.x() - w->pos().x() > w->width() / 2) idx++; + } else { + if(pos.y() - w->pos().y() > w->height() / 2) idx++; + } + + // if(idx < layout()->count()) idx = layout()->count() - 1; + if(idx >= 0 && idx < layout()->count()) w = layout()->itemAt(idx)->widget(); + else w = NULL; + } + + return w; +} + +void Widget::paintEvent(QPaintEvent *) +{ + int w = width(); + int h = height(); + /* + if(widget->sizePolicy().controlType() == QSizePolicy::LineEdit || + widget->sizePolicy().controlType() == QSizePolicy::PushButton || + widget->sizePolicy().controlType() == QSizePolicy::ComboBox || + widget->sizePolicy().controlType() == QSizePolicy::CheckBox) { + // w > widget->sizeHint().width()) w = widget->sizeHint().width(); + if(h > widget->sizeHint().height()) h = widget->sizeHint().height(); + } + */ + widget->resize(w,h); + // layout()->addWidget(widget); + QPixmap pixmap = QPixmap::grabWidget(widget, 0, 0); + // layout()->removeWidget(widget); + // widget->setVisible(false); + + QPainter p(this); + int y = (height() - pixmap.height()) / 2; + p.drawPixmap(0,y,pixmap); + + if(iscontainer) { + + p.setPen(Qt::blue); + p.drawRect(0, 0, width()-1, height()-1); + p.setPen(QColor(150,150,200)); + if(orientation == Qt::Vertical) { + p.drawLine(4, 2, 2, 4); + p.drawLine(4, 2, 6, 4); + p.drawLine(4, 2, 4, 12); + p.drawLine(4, 12, 2, 10); + p.drawLine(4, 12, 6, 10); + } else { + p.drawLine(2, 4, 4, 2); + p.drawLine(2, 4, 4, 6); + p.drawLine(2, 4 ,12, 4); + p.drawLine(12, 4, 10, 2); + p.drawLine(12, 4, 10, 6); + } + //p.setPen(QColor(128, 128, 128, 128)); + //p.drawText(0, 10, elem.attribute("name", "Container")); + } else { + p.setPen(QColor(128, 128, 128, 128)); + p.drawText(width() / 2 - 20, height() / 2 + 5, elem.attribute("name", "Widget")); + } +} -- cgit v1.2.3