89 lines
1.8 KiB
C++
89 lines
1.8 KiB
C++
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#include <plib/pu.h>
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#include <simgear/props/props.hxx>
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#include "layout.hxx"
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// This file contains the code implementing the LayoutWidget class in
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// terms of a PropertyNode (plus a tiny bit of PUI glue). See
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// layout.cxx for the actual layout engine.
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puFont LayoutWidget::FONT;
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void LayoutWidget::setDefaultFont(puFont* font, int pixels)
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{
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UNIT = (int)(pixels * (1/3.) + 0.999);
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FONT = *font;
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}
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int LayoutWidget::stringLength(const char* s)
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{
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return (int)(FONT.getFloatStringWidth(s) + 0.999);
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}
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const char* LayoutWidget::type()
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{
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const char* t = _prop->getName();
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return (*t == 0) ? "dialog" : t;
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}
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bool LayoutWidget::hasParent()
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{
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return _prop->getParent() ? true : false;
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}
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LayoutWidget LayoutWidget::parent()
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{
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return LayoutWidget(_prop->getParent());
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}
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int LayoutWidget::nChildren()
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{
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// Hack: assume that any non-leaf nodes are widgets...
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int n = 0;
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for(int i=0; i<_prop->nChildren(); i++)
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if(_prop->getChild(i)->nChildren() != 0)
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n++;
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return n;
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}
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LayoutWidget LayoutWidget::getChild(int idx)
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{
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// Same hack. Note that access is linear time in the number of
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// children...
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int n = 0;
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for(int i=0; i<_prop->nChildren(); i++) {
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SGPropertyNode* p = _prop->getChild(i);
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if(p->nChildren() != 0) {
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if(idx == n) return LayoutWidget(p);
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n++;
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}
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}
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return LayoutWidget(0);
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}
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bool LayoutWidget::hasField(const char* f)
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{
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return _prop->hasChild(f);
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}
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int LayoutWidget::getNum(const char* f)
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{
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return _prop->getIntValue(f);
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}
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bool LayoutWidget::getBool(const char* f)
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{
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return _prop->getBoolValue(f);
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}
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const char* LayoutWidget::getStr(const char* f)
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{
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return _prop->getStringValue(f);
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}
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void LayoutWidget::setNum(const char* f, int num)
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{
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_prop->setIntValue(f, num);
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}
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