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| 6 | <title>chart/optionsform.cpp Example File</title>
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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/optionsform.cpp Example File</h1>
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| 33 |
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| 34 |
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| 35 | <pre>#include "optionsform.h"
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| 36 |
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| 37 | #include <<a href="qbuttongroup-h.html">qbuttongroup.h</a>>
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| 38 | #include <<a href="qcombobox-h.html">qcombobox.h</a>>
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| 39 | #include <<a href="qfontdialog-h.html">qfontdialog.h</a>>
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| 40 | #include <<a href="qframe-h.html">qframe.h</a>>
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| 41 | #include <<a href="qimage-h.html">qimage.h</a>>
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| 42 | #include <<a href="qlabel-h.html">qlabel.h</a>>
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| 43 | #include <<a href="qlayout-h.html">qlayout.h</a>>
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| 44 | #include <<a href="qpushbutton-h.html">qpushbutton.h</a>>
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| 45 | #include <<a href="qradiobutton-h.html">qradiobutton.h</a>>
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| 46 | #include <<a href="qspinbox-h.html">qspinbox.h</a>>
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| 47 |
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| 48 | #include "images/options_horizontalbarchart.xpm"
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| 49 | #include "images/options_piechart.xpm"
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| 50 | #include "images/options_verticalbarchart.xpm"
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| 51 |
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| 52 |
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| 53 | <a name="f176"></a>OptionsForm::OptionsForm( <a href="qwidget.html">QWidget</a>* parent, const char* name,
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| 54 | bool modal, WFlags f )
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| 55 | : <a href="qdialog.html">QDialog</a>( parent, name, modal, f )
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| 56 | {
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| 57 | <a href="qwidget.html#setCaption">setCaption</a>( "Chart -- Options" );
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| 58 | <a href="qwidget.html#resize">resize</a>( 320, 290 );
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| 59 |
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| 60 | optionsFormLayout = new <a href="qvboxlayout.html">QVBoxLayout</a>( this, 11, 6 );
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| 61 |
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| 62 | chartTypeLayout = new <a href="qhboxlayout.html">QHBoxLayout</a>( 0, 0, 6 );
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| 63 |
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| 64 | chartTypeTextLabel = new <a href="qlabel.html">QLabel</a>( "&Chart Type", this );
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| 65 | chartTypeLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( chartTypeTextLabel );
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| 66 |
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| 67 | chartTypeComboBox = new <a href="qcombobox.html">QComboBox</a>( FALSE, this );
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| 68 | chartTypeComboBox-><a href="qcombobox.html#insertItem">insertItem</a>( QPixmap( options_piechart ), "Pie Chart" );
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| 69 | chartTypeComboBox-><a href="qcombobox.html#insertItem">insertItem</a>( QPixmap( options_verticalbarchart ),
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| 70 | "Vertical Bar Chart" );
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| 71 | chartTypeComboBox-><a href="qcombobox.html#insertItem">insertItem</a>( QPixmap( options_horizontalbarchart ),
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| 72 | "Horizontal Bar Chart" );
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| 73 | chartTypeLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( chartTypeComboBox );
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| 74 | optionsFormLayout-><a href="qboxlayout.html#addLayout">addLayout</a>( chartTypeLayout );
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| 75 |
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| 76 | fontLayout = new <a href="qhboxlayout.html">QHBoxLayout</a>( 0, 0, 6 );
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| 77 |
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| 78 | fontPushButton = new <a href="qpushbutton.html">QPushButton</a>( "&Font...", this );
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| 79 | fontLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( fontPushButton );
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| 80 | <a href="qspaceritem.html">QSpacerItem</a>* spacer = new <a href="qspaceritem.html">QSpacerItem</a>( 0, 0,
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| 81 | QSizePolicy::Expanding,
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| 82 | QSizePolicy::Minimum );
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| 83 | fontLayout-><a href="qboxlayout.html#addItem">addItem</a>( spacer );
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| 84 |
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| 85 | fontTextLabel = new <a href="qlabel.html">QLabel</a>( this ); // Must be set by caller via setFont()
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| 86 | fontLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( fontTextLabel );
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| 87 | optionsFormLayout-><a href="qboxlayout.html#addLayout">addLayout</a>( fontLayout );
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| 88 |
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| 89 | addValuesFrame = new <a href="qframe.html">QFrame</a>( this );
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| 90 | addValuesFrame-><a href="qframe.html#setFrameShape">setFrameShape</a>( QFrame::StyledPanel );
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| 91 | addValuesFrame-><a href="qframe.html#setFrameShadow">setFrameShadow</a>( QFrame::Sunken );
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| 92 | addValuesFrameLayout = new <a href="qvboxlayout.html">QVBoxLayout</a>( addValuesFrame, 11, 6 );
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| 93 |
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| 94 | addValuesButtonGroup = new <a href="qbuttongroup.html">QButtonGroup</a>( "Show Values", addValuesFrame );
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| 95 | addValuesButtonGroup-><a href="qgroupbox.html#setColumnLayout">setColumnLayout</a>(0, Qt::Vertical );
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| 96 | addValuesButtonGroup-><a href="qwidget.html#layout">layout</a>()->setSpacing( 6 );
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| 97 | addValuesButtonGroup-><a href="qwidget.html#layout">layout</a>()->setMargin( 11 );
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| 98 | addValuesButtonGroupLayout = new <a href="qvboxlayout.html">QVBoxLayout</a>(
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| 99 | addValuesButtonGroup-><a href="qwidget.html#layout">layout</a>() );
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| 100 | addValuesButtonGroupLayout-><a href="qlayoutitem.html#setAlignment">setAlignment</a>( Qt::AlignTop );
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| 101 |
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| 102 | noRadioButton = new <a href="qradiobutton.html">QRadioButton</a>( "&No", addValuesButtonGroup );
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| 103 | noRadioButton-><a href="qradiobutton.html#setChecked">setChecked</a>( TRUE );
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| 104 | addValuesButtonGroupLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( noRadioButton );
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| 105 |
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| 106 | yesRadioButton = new <a href="qradiobutton.html">QRadioButton</a>( "&Yes", addValuesButtonGroup );
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| 107 | addValuesButtonGroupLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( yesRadioButton );
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| 108 |
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| 109 | asPercentageRadioButton = new <a href="qradiobutton.html">QRadioButton</a>( "As &Percentage",
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| 110 | addValuesButtonGroup );
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| 111 | addValuesButtonGroupLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( asPercentageRadioButton );
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| 112 | addValuesFrameLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( addValuesButtonGroup );
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| 113 |
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| 114 | decimalPlacesLayout = new <a href="qhboxlayout.html">QHBoxLayout</a>( 0, 0, 6 );
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| 115 |
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| 116 | decimalPlacesTextLabel = new <a href="qlabel.html">QLabel</a>( "&Decimal Places", addValuesFrame );
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| 117 | decimalPlacesLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( decimalPlacesTextLabel );
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| 118 |
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| 119 | decimalPlacesSpinBox = new <a href="qspinbox.html">QSpinBox</a>( addValuesFrame );
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| 120 | decimalPlacesSpinBox-><a href="qspinbox.html#setMinValue">setMinValue</a>( 0 );
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| 121 | decimalPlacesSpinBox-><a href="qspinbox.html#setMaxValue">setMaxValue</a>( 9 );
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| 122 | decimalPlacesLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( decimalPlacesSpinBox );
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| 123 |
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| 124 | addValuesFrameLayout-><a href="qboxlayout.html#addLayout">addLayout</a>( decimalPlacesLayout );
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| 125 |
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| 126 | optionsFormLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( addValuesFrame );
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| 127 |
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| 128 | buttonsLayout = new <a href="qhboxlayout.html">QHBoxLayout</a>( 0, 0, 6 );
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| 129 | spacer = new <a href="qspaceritem.html">QSpacerItem</a>( 0, 0,
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| 130 | QSizePolicy::Expanding, QSizePolicy::Minimum );
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| 131 | buttonsLayout-><a href="qboxlayout.html#addItem">addItem</a>( spacer );
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| 132 |
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| 133 | okPushButton = new <a href="qpushbutton.html">QPushButton</a>( "OK", this );
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| 134 | okPushButton-><a href="qpushbutton.html#setDefault">setDefault</a>( TRUE );
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| 135 | buttonsLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( okPushButton );
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| 136 |
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| 137 | cancelPushButton = new <a href="qpushbutton.html">QPushButton</a>( "Cancel", this );
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| 138 | buttonsLayout-><a href="qboxlayout.html#addWidget">addWidget</a>( cancelPushButton );
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| 139 | optionsFormLayout-><a href="qboxlayout.html#addLayout">addLayout</a>( buttonsLayout );
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| 140 |
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| 141 | <a href="qobject.html#connect">connect</a>( fontPushButton, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), this, SLOT( chooseFont() ) );
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| 142 | <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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| 143 | <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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| 144 |
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| 145 | chartTypeTextLabel-><a href="qlabel.html#setBuddy">setBuddy</a>( chartTypeComboBox );
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| 146 | decimalPlacesTextLabel-><a href="qlabel.html#setBuddy">setBuddy</a>( decimalPlacesSpinBox );
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| 147 | }
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| 148 |
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| 149 |
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| 150 | void <a name="f177"></a>OptionsForm::chooseFont()
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| 151 | {
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| 152 | bool ok;
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| 153 | <a href="qfont.html">QFont</a> font = QFontDialog::<a href="qfontdialog.html#getFont">getFont</a>( &ok, m_font, this );
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| 154 | if ( ok )
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| 155 | <a href="qwidget.html#setFont">setFont</a>( font );
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| 156 | }
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| 157 |
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| 158 |
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| 159 | void OptionsForm::<a href="qwidget.html#setFont">setFont</a>( <a href="qfont.html">QFont</a> font )
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| 160 | {
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| 161 | <a href="qstring.html">QString</a> label = font.<a href="qfont.html#family">family</a>() + " " +
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| 162 | QString::<a href="qstring.html#number">number</a>( font.<a href="qfont.html#pointSize">pointSize</a>() ) + "pt";
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| 163 | if ( font.<a href="qfont.html#bold">bold</a>() )
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| 164 | label += " Bold";
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| 165 | if ( font.<a href="qfont.html#italic">italic</a>() )
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| 166 | label += " Italic";
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| 167 | fontTextLabel-><a href="qlabel.html#setText">setText</a>( label );
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| 168 | m_font = font;
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| 169 | }
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| 170 | </pre><!-- eof -->
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| 171 | <p><address><hr><div align=center>
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| 172 | <table width=100% cellspacing=0 border=0><tr>
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| 173 | <td>Copyright © 2007
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| 174 | <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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| 175 | <td align=right><div align=right>Qt 3.3.8</div>
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| 176 | </table></div></address></body>
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| 177 | </html>
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