Shamusworld >> Repos - architektonas/blob - src/widgets/layerbox.cpp

   1 // layerbox.cpp
   2 //
   3 // Part of the Architektonas Project
   4 // Originally part of QCad Community Edition by Andrew Mustun
   5 // Extensively rewritten and refactored by James L. Hammons
   6 // Portions copyright (C) 2001-2003 RibbonSoft
   7 // Copyright (C) 2010 Underground Software
   8 // See the README and GPLv2 files for licensing and warranty information
   9 //
  10 // JLH = James L. Hammons <jlhamm@acm.org>
  11 //
  12 // Who  When        What
  13 // ---  ----------  -----------------------------------------------------------
  14 // JLH  05/11/2010  Added this text. :-)
  15 //
  16
  17 #include "layerbox.h"
  18
  19 #include "layer.h"
  20 #include "layerlist.h"
  21
  22 /**
  23  * Default Constructor. You must call init manually before using this class.
  24  */
  25 LayerBox::LayerBox(QWidget * parent, const char */*name*/): QComboBox(parent)
  26 {
  27         showByBlock = false;
  28         showUnchanged = false;
  29         unchanged = false;
  30         layerList = NULL;
  31         currentLayer = NULL;
  32 }
  33
  34 /**
  35  * Destructor
  36  */
  37 LayerBox::~LayerBox()
  38 {
  39 }
  40
  41 Layer * LayerBox::getLayer()
  42 {
  43         return currentLayer;
  44 }
  45
  46 /**
  47  * Initialization (called manually only once).
  48  *
  49  * @param layerList Layer list which provides the layer names that are available.
  50  * @param showByBlock true: Show attribute ByBlock.
  51  */
  52 void LayerBox::init(LayerList & layerList, bool showByBlock, bool showUnchanged)
  53 {
  54         this->showByBlock = showByBlock;
  55         this->showUnchanged = showUnchanged;
  56         this->layerList = &layerList;
  57
  58         if (showUnchanged)
  59                 addItem(tr("- Unchanged -"));
  60
  61         for(uint i=0; i<layerList.count(); ++i)
  62         {
  63                 Layer * currentLayer = layerList.at(i);
  64
  65                 if (currentLayer != NULL && (currentLayer->getName() != "ByBlock" || showByBlock))
  66                         addItem(currentLayer->getName());
  67         }
  68
  69         connect(this, SIGNAL(activated(int)), this, SLOT(slotLayerChanged(int)));
  70         setCurrentIndex(0);
  71         slotLayerChanged(currentIndex());
  72 }
  73
  74 /**
  75  * Sets the layer shown in the combobox to the given layer.
  76  */
  77 void LayerBox::setLayer(Layer & layer)
  78 {
  79         currentLayer = &layer;
  80
  81         //if (layer.getName()=="ByBlock" && showByBlock) {
  82         //    setCurrentItem(0);
  83         //} else {
  84
  85 //      setCurrentText(layer.getName());
  86         setItemText(currentIndex(), layer.getName());
  87         //}
  88
  89         //if (currentItem()!=7+(int)showByBlock*2) {
  90         slotLayerChanged(currentIndex());
  91         //}
  92 }
  93
  94 /**
  95  * Sets the layer shown in the combobox to the given layer.
  96  */
  97 void LayerBox::setLayer(QString & layer)
  98 {
  99     //if (layer.getName()=="ByBlock" && showByBlock) {
 100     //    setCurrentItem(0);
 101     //} else {
 102 //    setCurrentText(layer);
 103     setItemText(currentIndex(), layer);
 104     //}
 105
 106     //if (currentItem()!=7+(int)showByBlock*2) {
 107     slotLayerChanged(currentIndex());
 108     //}
 109 }
 110
 111 bool LayerBox::isUnchanged()
 112 {
 113         return unchanged;
 114 }
 115
 116 /**
 117  * Called when the color has changed. This method sets the current color to
 118  * the value chosen or even offers a dialog to the user that allows him/her to
 119  * choose an individual color.
 120  */
 121 void LayerBox::slotLayerChanged(int index)
 122 {
 123         //currentLayer.resetFlags();
 124
 125         if (index == 0 && showUnchanged)
 126                 unchanged = true;
 127         else
 128                 unchanged = false;
 129
 130 //      currentLayer = layerList->find(text(index));
 131         currentLayer = layerList->find(itemText(index));
 132
 133         //printf("Current color is (%d): %s\n",
 134         //       index, currentLayer.name().latin1());
 135
 136         emit layerChanged(currentLayer);
 137 }