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1 #!/usr/bin/env python |
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2 ############################################################################# |
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3 ## |
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4 ## Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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5 ## All rights reserved. |
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6 ## Contact: Nokia Corporation (qt-info@nokia.com) |
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7 ## |
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8 ## This file is part of the test suite of the Qt Toolkit. |
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9 ## |
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10 ## $QT_BEGIN_LICENSE:LGPL$ |
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11 ## No Commercial Usage |
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12 ## This file contains pre-release code and may not be distributed. |
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13 ## You may use this file in accordance with the terms and conditions |
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14 ## contained in the Technology Preview License Agreement accompanying |
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15 ## this package. |
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16 ## |
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17 ## GNU Lesser General Public License Usage |
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18 ## Alternatively, this file may be used under the terms of the GNU Lesser |
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19 ## General Public License version 2.1 as published by the Free Software |
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20 ## Foundation and appearing in the file LICENSE.LGPL included in the |
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21 ## packaging of this file. Please review the following information to |
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22 ## ensure the GNU Lesser General Public License version 2.1 requirements |
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23 ## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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24 ## |
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25 ## In addition, as a special exception, Nokia gives you certain additional |
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26 ## rights. These rights are described in the Nokia Qt LGPL Exception |
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27 ## version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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28 ## |
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29 ## If you have questions regarding the use of this file, please contact |
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30 ## Nokia at qt-info@nokia.com. |
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31 ## |
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32 ## |
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33 ## |
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34 ## |
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35 ## |
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36 ## |
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37 ## |
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38 ## |
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39 ## $QT_END_LICENSE$ |
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40 ## |
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41 ############################################################################# |
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42 |
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43 import os, sys |
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44 from PyQt4.QtCore import * |
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45 from PyQt4.QtGui import * |
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46 |
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47 class CustomWidget(QWidget): |
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48 |
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49 def __init__(self, parent, fake = False): |
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50 |
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51 QWidget.__init__(self, parent) |
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52 gradient = QLinearGradient(QPointF(0, 0), QPointF(100.0, 100.0)) |
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53 baseColor = QColor(0xa6, 0xce, 0x39, 0x7f) |
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54 gradient.setColorAt(0.0, baseColor.light(150)) |
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55 gradient.setColorAt(0.75, baseColor.light(75)) |
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56 self.brush = QBrush(gradient) |
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57 self.fake = fake |
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58 self.fakeBrush = QBrush(Qt.red, Qt.DiagCrossPattern) |
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59 |
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60 qtPath = QPainterPath() |
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61 qtPath.setFillRule(Qt.OddEvenFill) |
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62 qtPath.moveTo(-45.0, -20.0) |
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63 qtPath.lineTo(0.0, -45.0) |
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64 qtPath.lineTo(45.0, -20.0) |
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65 qtPath.lineTo(45.0, 45.0) |
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66 qtPath.lineTo(-45.0, 45.0) |
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67 qtPath.lineTo(-45.0, -20.0) |
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68 qtPath.closeSubpath() |
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69 qtPath.moveTo(15.0, 5.0) |
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70 qtPath.lineTo(35.0, 5.0) |
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71 qtPath.lineTo(35.0, 40.0) |
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72 qtPath.lineTo(15.0, 40.0) |
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73 qtPath.lineTo(15.0, 5.0) |
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74 qtPath.moveTo(-35.0, -15.0) |
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75 qtPath.closeSubpath() |
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76 qtPath.lineTo(-10.0, -15.0) |
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77 qtPath.lineTo(-10.0, 10.0) |
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78 qtPath.lineTo(-35.0, 10.0) |
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79 qtPath.lineTo(-35.0, -15.0) |
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80 qtPath.closeSubpath() |
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81 self.path = qtPath |
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82 |
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83 def paintEvent(self, event): |
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84 |
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85 painter = QPainter() |
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86 painter.begin(self) |
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87 painter.setRenderHint(QPainter.Antialiasing) |
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88 if self.fake: |
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89 painter.fillRect(event.rect(), QBrush(Qt.white)) |
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90 painter.fillRect(event.rect(), self.fakeBrush) |
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91 painter.setBrush(self.brush) |
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92 painter.translate(60, 60) |
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93 painter.drawPath(self.path) |
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94 painter.end() |
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95 |
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96 def sizeHint(self): |
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97 |
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98 return QSize(120, 120) |
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99 |
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100 def minimumSizeHint(self): |
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101 |
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102 return QSize(120, 120) |
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103 |
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104 |
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105 if __name__ == "__main__": |
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106 |
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107 try: |
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108 qt = sys.argv[1] |
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109 except IndexError: |
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110 qt = "4.1" |
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111 |
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112 if qt != "4.0" and qt != "4.1": |
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113 sys.stderr.write("Usage: %s [4.0|4.1]\n" % sys.argv[0]) |
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114 sys.exit(1) |
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115 |
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116 app = QApplication(sys.argv) |
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117 exec_dir = os.path.split(os.path.abspath(sys.argv[0]))[0] |
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118 label = QLabel() |
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119 label.setPixmap(QPixmap(os.path.join(exec_dir, "background.png"))) |
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120 |
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121 layout = QGridLayout() |
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122 label.setLayout(layout) |
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123 if qt == "4.0": |
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124 layout.addWidget(CustomWidget(label), 0, 0, Qt.AlignCenter) |
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125 caption = QLabel("Opaque (Default)", label) |
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126 caption.setMargin(2) |
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127 layout.addWidget(caption, 1, 0, Qt.AlignCenter | Qt.AlignTop) |
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128 elif qt == "4.1": |
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129 layout.addWidget(CustomWidget(label), 0, 0, Qt.AlignCenter) |
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130 caption = QLabel("Contents Propagated (Default)", label) |
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131 caption.setAutoFillBackground(True) |
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132 caption.setMargin(2) |
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133 layout.addWidget(caption, 1, 0, Qt.AlignCenter | Qt.AlignTop) |
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134 |
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135 if qt == "4.0": |
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136 contentsWidget = CustomWidget(label) |
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137 contentsWidget.setAttribute(Qt.WA_ContentsPropagated, True) |
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138 layout.addWidget(contentsWidget, 0, 1, Qt.AlignCenter) |
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139 caption = QLabel("With WA_ContentsPropagated set", label) |
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140 caption.setMargin(2) |
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141 layout.addWidget(caption, 1, 1, Qt.AlignCenter | Qt.AlignTop) |
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142 elif qt == "4.1": |
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143 autoFillWidget = CustomWidget(label) |
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144 autoFillWidget.setAutoFillBackground(True) |
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145 layout.addWidget(autoFillWidget, 0, 1, Qt.AlignCenter) |
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146 caption = QLabel("With autoFillBackground set", label) |
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147 caption.setAutoFillBackground(True) |
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148 caption.setMargin(2) |
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149 layout.addWidget(caption, 1, 1, Qt.AlignCenter | Qt.AlignTop) |
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150 |
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151 if qt == "4.0": |
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152 noBackgroundWidget = CustomWidget(label, fake = True) |
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153 noBackgroundWidget.setAttribute(Qt.WA_NoBackground, True) |
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154 layout.addWidget(noBackgroundWidget, 0, 2, Qt.AlignCenter) |
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155 caption = QLabel("With WA_NoBackground set", label) |
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156 caption.setWordWrap(True) |
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157 caption.setMargin(2) |
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158 layout.addWidget(caption, 1, 2, Qt.AlignCenter | Qt.AlignTop) |
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159 elif qt == "4.1": |
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160 opaqueWidget = CustomWidget(label, fake = True) |
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161 opaqueWidget.setAttribute(Qt.WA_OpaquePaintEvent, True) |
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162 layout.addWidget(opaqueWidget, 0, 2, Qt.AlignCenter) |
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163 caption = QLabel("With WA_OpaquePaintEvent set", label) |
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164 caption.setAutoFillBackground(True) |
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165 caption.setMargin(2) |
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166 layout.addWidget(caption, 1, 2, Qt.AlignCenter | Qt.AlignTop) |
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167 |
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168 if qt == "4.0": |
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169 label.setWindowTitle("Qt 4.0: Painting Custom Widgets") |
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170 elif qt == "4.1": |
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171 label.setWindowTitle("Qt 4.1: Painting Custom Widgets") |
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172 |
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173 label.resize(404, 160) |
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174 label.show() |
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175 sys.exit(app.exec_()) |