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| 6 | <title>chart/setdataform.cpp Example File</title>
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| 19 | <a href="index.html">
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| 20 | <font color="#004faf">Home</font></a>
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| 22 | <font color="#004faf">All Classes</font></a>
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| 23 | | <a href="mainclasses.html">
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| 24 | <font color="#004faf">Main Classes</font></a>
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| 26 | <font color="#004faf">Annotated</font></a>
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| 28 | <font color="#004faf">Grouped Classes</font></a>
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| 30 | <font color="#004faf">Functions</font></a>
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| 31 | </td>
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| 32 | <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>chart/setdataform.cpp Example File</h1>
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| 33 |
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| 34 |
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| 35 | <pre>#include "setdataform.h"
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| 36 | #include "chartform.h"
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| 37 |
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| 38 | #include <<a href="qcolordialog-h.html">qcolordialog.h</a>>
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| 39 | #include <<a href="qcombobox-h.html">qcombobox.h</a>>
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| 40 | #include <<a href="qlayout-h.html">qlayout.h</a>>
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| 41 | #include <<a href="qpixmap-h.html">qpixmap.h</a>>
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| 42 | #include <<a href="qpushbutton-h.html">qpushbutton.h</a>>
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| 43 | #include <<a href="qtable-h.html">qtable.h</a>>
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| 44 |
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| 45 | #include "images/pattern01.xpm"
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| 46 | #include "images/pattern02.xpm"
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| 47 | #include "images/pattern03.xpm"
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| 48 | #include "images/pattern04.xpm"
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| 49 | #include "images/pattern05.xpm"
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| 50 | #include "images/pattern06.xpm"
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| 51 | #include "images/pattern07.xpm"
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| 52 | #include "images/pattern08.xpm"
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| 53 | #include "images/pattern09.xpm"
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| 54 | #include "images/pattern10.xpm"
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| 55 | #include "images/pattern11.xpm"
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| 56 | #include "images/pattern12.xpm"
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| 57 | #include "images/pattern13.xpm"
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| 58 | #include "images/pattern14.xpm"
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| 59 |
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| 60 | const int MAX_PATTERNS = 14;
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| 61 |
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| 62 |
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| 63 | <a name="f178"></a>SetDataForm::SetDataForm( ElementVector *elements, int decimalPlaces,
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| 64 | <a href="qwidget.html">QWidget</a>* parent, const char* name,
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| 65 | bool modal, WFlags f )
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| 66 | : <a href="qdialog.html">QDialog</a>( parent, name, modal, f )
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| 67 |
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| 68 | {
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| 69 | m_elements = elements;
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| 70 | m_decimalPlaces = decimalPlaces;
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| 71 |
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| 72 | <a href="qwidget.html#setCaption">setCaption</a>( "Chart -- Set Data" );
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| 73 | <a href="qwidget.html#resize">resize</a>( 540, 440 );
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| 74 |
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| 75 | tableButtonBox = new <a href="qvboxlayout.html">QVBoxLayout</a>( this, 11, 6, "table button box layout" );
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| 76 |
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| 77 | table = new <a href="qtable.html">QTable</a>( this, "data table" );
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| 78 | table-><a href="qtable.html#setNumCols">setNumCols</a>( 5 );
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| 79 | table-><a href="qtable.html#setNumRows">setNumRows</a>( ChartForm::MAX_ELEMENTS );
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| 80 | table-><a href="qtable.html#setColumnReadOnly">setColumnReadOnly</a>( 1, TRUE );
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| 81 | table-><a href="qtable.html#setColumnReadOnly">setColumnReadOnly</a>( 2, TRUE );
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| 82 | table-><a href="qtable.html#setColumnReadOnly">setColumnReadOnly</a>( 4, TRUE );
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| 83 | table-><a href="qtable.html#setColumnWidth">setColumnWidth</a>( 0, 80 );
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| 84 | table-><a href="qtable.html#setColumnWidth">setColumnWidth</a>( 1, 60 ); // Columns 1 and 4 must be equal
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| 85 | table-><a href="qtable.html#setColumnWidth">setColumnWidth</a>( 2, 60 );
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| 86 | table-><a href="qtable.html#setColumnWidth">setColumnWidth</a>( 3, 200 );
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| 87 | table-><a href="qtable.html#setColumnWidth">setColumnWidth</a>( 4, 60 );
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| 88 | <a href="qheader.html">QHeader</a> *th = table-><a href="qtable.html#horizontalHeader">horizontalHeader</a>();
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| 89 | th-><a href="qheader.html#setLabel">setLabel</a>( 0, "Value" );
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| 90 | th-><a href="qheader.html#setLabel">setLabel</a>( 1, "Color" );
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| 91 | th-><a href="qheader.html#setLabel">setLabel</a>( 2, "Pattern" );
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| 92 | th-><a href="qheader.html#setLabel">setLabel</a>( 3, "Label" );
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| 93 | th-><a href="qheader.html#setLabel">setLabel</a>( 4, "Color" );
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| 94 | tableButtonBox-><a href="qboxlayout.html#addWidget">addWidget</a>( table );
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| 95 |
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| 96 | buttonBox = new <a href="qhboxlayout.html">QHBoxLayout</a>( 0, 0, 6, "button box layout" );
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| 97 |
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| 98 | colorPushButton = new <a href="qpushbutton.html">QPushButton</a>( this, "color button" );
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| 99 | colorPushButton-><a href="qbutton.html#setText">setText</a>( "&Color..." );
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| 100 | colorPushButton-><a href="qwidget.html#setEnabled">setEnabled</a>( FALSE );
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| 101 | buttonBox-><a href="qboxlayout.html#addWidget">addWidget</a>( colorPushButton );
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| 102 |
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| 103 | <a href="qspaceritem.html">QSpacerItem</a> *spacer = new <a href="qspaceritem.html">QSpacerItem</a>( 0, 0, QSizePolicy::Expanding,
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| 104 | QSizePolicy::Minimum );
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| 105 | buttonBox-><a href="qboxlayout.html#addItem">addItem</a>( spacer );
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| 106 |
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| 107 | okPushButton = new <a href="qpushbutton.html">QPushButton</a>( this, "ok button" );
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| 108 | okPushButton-><a href="qbutton.html#setText">setText</a>( "OK" );
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| 109 | okPushButton-><a href="qpushbutton.html#setDefault">setDefault</a>( TRUE );
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| 110 | buttonBox-><a href="qboxlayout.html#addWidget">addWidget</a>( okPushButton );
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| 111 |
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| 112 | cancelPushButton = new <a href="qpushbutton.html">QPushButton</a>( this, "cancel button" );
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| 113 | cancelPushButton-><a href="qbutton.html#setText">setText</a>( "Cancel" );
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| 114 | cancelPushButton-><a href="qbutton.html#setAccel">setAccel</a>( Key_Escape );
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| 115 | buttonBox-><a href="qboxlayout.html#addWidget">addWidget</a>( cancelPushButton );
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| 116 |
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| 117 | tableButtonBox-><a href="qboxlayout.html#addLayout">addLayout</a>( buttonBox );
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| 118 |
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| 119 | <a href="qobject.html#connect">connect</a>( table, SIGNAL( <a href="qtable.html#clicked">clicked</a>(int,int,int,const <a href="qpoint.html">QPoint</a>&) ),
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| 120 | this, SLOT( setColor(int,int) ) );
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| 121 | <a href="qobject.html#connect">connect</a>( table, SIGNAL( <a href="qtable.html#currentChanged">currentChanged</a>(int,int) ),
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| 122 | this, SLOT( currentChanged(int,int) ) );
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| 123 | <a href="qobject.html#connect">connect</a>( table, SIGNAL( <a href="qtable.html#valueChanged">valueChanged</a>(int,int) ),
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| 124 | this, SLOT( valueChanged(int,int) ) );
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| 125 | <a href="qobject.html#connect">connect</a>( colorPushButton, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), this, SLOT( setColor() ) );
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| 126 | <a href="qobject.html#connect">connect</a>( okPushButton, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), this, SLOT( <a href="qdialog.html#accept">accept</a>() ) );
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| 127 | <a href="qobject.html#connect">connect</a>( cancelPushButton, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), this, SLOT( <a href="qdialog.html#reject">reject</a>() ) );
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| 128 |
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| 129 | QPixmap patterns[MAX_PATTERNS];
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| 130 | patterns[0] = QPixmap( pattern01 );
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| 131 | patterns[1] = QPixmap( pattern02 );
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| 132 | patterns[2] = QPixmap( pattern03 );
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| 133 | patterns[3] = QPixmap( pattern04 );
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| 134 | patterns[4] = QPixmap( pattern05 );
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| 135 | patterns[5] = QPixmap( pattern06 );
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| 136 | patterns[6] = QPixmap( pattern07 );
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| 137 | patterns[7] = QPixmap( pattern08 );
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| 138 | patterns[8] = QPixmap( pattern09 );
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| 139 | patterns[9] = QPixmap( pattern10 );
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| 140 | patterns[10] = QPixmap( pattern11 );
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| 141 | patterns[11] = QPixmap( pattern12 );
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| 142 | patterns[12] = QPixmap( pattern13 );
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| 143 | patterns[13] = QPixmap( pattern14 );
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| 144 |
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| 145 | <a href="qrect.html">QRect</a> rect = table-><a href="qtable.html#cellRect">cellRect</a>( 0, 1 );
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| 146 | <a href="qpixmap.html">QPixmap</a> pix( rect.<a href="qrect.html#width">width</a>(), rect.<a href="qrect.html#height">height</a>() );
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| 147 |
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| 148 | for ( int i = 0; i < ChartForm::MAX_ELEMENTS; ++i ) {
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| 149 | Element element = (*m_elements)[i];
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| 150 |
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| 151 | if ( element.isValid() )
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| 152 | table-><a href="qtable.html#setText">setText</a>(
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| 153 | i, 0,
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| 154 | QString( "%1" ).arg( element.value(), 0, 'f',
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| 155 | m_decimalPlaces ) );
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| 156 |
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| 157 | <a href="qcolor.html">QColor</a> color = element.valueColor();
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| 158 | pix.<a href="qpixmap.html#fill">fill</a>( color );
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| 159 | table-><a href="qtable.html#setPixmap">setPixmap</a>( i, 1, pix );
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| 160 | table-><a href="qtable.html#setText">setText</a>( i, 1, color.<a href="qcolor.html#name">name</a>() );
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| 161 |
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| 162 | <a href="qcombobox.html">QComboBox</a> *combobox = new <a href="qcombobox.html">QComboBox</a>;
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| 163 | for ( int j = 0; j < MAX_PATTERNS; ++j )
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| 164 | combobox-><a href="qcombobox.html#insertItem">insertItem</a>( patterns[j] );
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| 165 | combobox-><a href="qcombobox.html#setCurrentItem">setCurrentItem</a>( element.valuePattern() - 1 );
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| 166 | table-><a href="qtable.html#setCellWidget">setCellWidget</a>( i, 2, combobox );
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| 167 |
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| 168 | table-><a href="qtable.html#setText">setText</a>( i, 3, element.label() );
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| 169 |
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| 170 | color = element.labelColor();
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| 171 | pix.<a href="qpixmap.html#fill">fill</a>( color );
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| 172 | table-><a href="qtable.html#setPixmap">setPixmap</a>( i, 4, pix );
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| 173 | table-><a href="qtable.html#setText">setText</a>( i, 4, color.<a href="qcolor.html#name">name</a>() );
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| 174 | }
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| 175 |
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| 176 | }
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| 177 |
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| 178 |
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| 179 | void <a name="f179"></a>SetDataForm::currentChanged( int, int col )
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| 180 | {
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| 181 | colorPushButton-><a href="qwidget.html#setEnabled">setEnabled</a>( col == 1 || col == 4 );
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| 182 | }
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| 183 |
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| 184 |
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| 185 | void <a name="f180"></a>SetDataForm::valueChanged( int row, int col )
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| 186 | {
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| 187 | if ( col == 0 ) {
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| 188 | bool ok;
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| 189 | double d = table-><a href="qtable.html#text">text</a>( row, col ).toDouble( &ok );
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| 190 | if ( ok && d > EPSILON )
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| 191 | table-><a href="qtable.html#setText">setText</a>(
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| 192 | row, col, QString( "%1" ).arg(
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| 193 | d, 0, 'f', m_decimalPlaces ) );
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| 194 | else if ( !table-><a href="qtable.html#text">text</a>( row, col ).isEmpty() )
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| 195 | table-><a href="qtable.html#setText">setText</a>( row, col, table-><a href="qtable.html#text">text</a>( row, col ) + "?" );
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| 196 | }
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| 197 | }
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| 198 |
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| 199 |
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| 200 | void <a name="f181"></a>SetDataForm::setColor()
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| 201 | {
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| 202 | setColor( table-><a href="qtable.html#currentRow">currentRow</a>(), table-><a href="qtable.html#currentColumn">currentColumn</a>() );
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| 203 | table-><a href="qwidget.html#setFocus">setFocus</a>();
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| 204 | }
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| 205 |
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| 206 |
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| 207 | void SetDataForm::setColor( int row, int col )
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| 208 | {
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| 209 | if ( !( col == 1 || col == 4 ) )
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| 210 | return;
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| 211 |
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| 212 | <a href="qcolor.html">QColor</a> color = QColorDialog::<a href="qcolordialog.html#getColor">getColor</a>(
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| 213 | QColor( table-><a href="qtable.html#text">text</a>( row, col ) ),
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| 214 | this, "color dialog" );
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| 215 | if ( color.<a href="qcolor.html#isValid">isValid</a>() ) {
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| 216 | <a href="qpixmap.html">QPixmap</a> pix = table-><a href="qtable.html#pixmap">pixmap</a>( row, col );
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| 217 | pix.<a href="qpixmap.html#fill">fill</a>( color );
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| 218 | table-><a href="qtable.html#setPixmap">setPixmap</a>( row, col, pix );
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| 219 | table-><a href="qtable.html#setText">setText</a>( row, col, color.<a href="qcolor.html#name">name</a>() );
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| 220 | }
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| 221 | }
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| 222 |
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| 223 |
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| 224 | void SetDataForm::<a href="qdialog.html#accept">accept</a>()
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| 225 | {
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| 226 | bool ok;
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| 227 | for ( int i = 0; i < ChartForm::MAX_ELEMENTS; ++i ) {
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| 228 | Element &element = (*m_elements)[i];
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| 229 | double d = table-><a href="qtable.html#text">text</a>( i, 0 ).toDouble( &ok );
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| 230 | if ( ok )
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| 231 | element.setValue( d );
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| 232 | else
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| 233 | element.setValue( Element::INVALID );
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| 234 | element.setValueColor( QColor( table-><a href="qtable.html#text">text</a>( i, 1 ) ) );
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| 235 | element.setValuePattern(
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| 236 | ((QComboBox*)table-><a href="qtable.html#cellWidget">cellWidget</a>( i, 2 ))->currentItem() + 1 );
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| 237 | element.setLabel( table-><a href="qtable.html#text">text</a>( i, 3 ) );
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| 238 | element.setLabelColor( QColor( table-><a href="qtable.html#text">text</a>( i, 4 ) ) );
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| 239 | }
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| 240 |
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| 241 | QDialog::<a href="qdialog.html#accept">accept</a>();
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| 242 | }
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| 243 | </pre><!-- eof -->
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| 244 | <p><address><hr><div align=center>
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| 245 | <table width=100% cellspacing=0 border=0><tr>
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| 246 | <td>Copyright © 2007
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| 247 | <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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| 248 | <td align=right><div align=right>Qt 3.3.8</div>
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| 249 | </table></div></address></body>
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| 250 | </html>
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