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annotate org.eclipse.swt.win32.win32.x86/src/org/eclipse/swt/printing/PrintDialog.d @ 86:12b890a6392a

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Work on databinding
author Frank Benoit <benoit@tionex.de>
date Sat, 18 Apr 2009 13:58:35 +0200
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.swt.printing.PrintDialog;
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14
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15
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16 import org.eclipse.swt.SWT;
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17 import org.eclipse.swt.SWTException;
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18 import org.eclipse.swt.internal.win32.OS;
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19 import org.eclipse.swt.widgets.Control;
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20 import org.eclipse.swt.widgets.Dialog;
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21 import org.eclipse.swt.widgets.Display;
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22 import org.eclipse.swt.widgets.Shell;
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23 import org.eclipse.swt.widgets.Widget;
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24
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25 import org.eclipse.swt.printing.Printer;
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26 import org.eclipse.swt.printing.PrinterData;
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27
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28 import java.lang.all;
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29
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30 /**
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31 * Instances of this class allow the user to select
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32 * a printer and various print-related parameters
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33 * prior to starting a print job.
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34 * <p>
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35 * IMPORTANT: This class is intended to be subclassed <em>only</em>
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36 * within the SWT implementation.
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37 * </p>
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38 *
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39 * @see <a href="http://www.eclipse.org/swt/snippets/#printing">Printing snippets</a>
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40 * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample, Dialog tab</a>
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41 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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42 */
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43
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44 public class PrintDialog : Dialog {
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45 PrinterData printerData;
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46 int scope_ = PrinterData.ALL_PAGES;
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47 int startPage = 1, endPage = 1;
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48 bool printToFile = false;
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49
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50 /**
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51 * Constructs a new instance of this class given only its parent.
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52 *
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53 * @param parent a composite control which will be the parent of the new instance (cannot be null)
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54 *
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55 * @exception IllegalArgumentException <ul>
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56 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
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57 * </ul>
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58 * @exception SWTException <ul>
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59 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
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60 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
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61 * </ul>
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62 *
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63 * @see SWT
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64 * @see Widget#checkSubclass
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65 * @see Widget#getStyle
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66 */
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67 public this (Shell parent) {
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68 this (parent, SWT.PRIMARY_MODAL);
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69 }
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70
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71 /**
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72 * Constructs a new instance of this class given its parent
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73 * and a style value describing its behavior and appearance.
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74 * <p>
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75 * The style value is either one of the style constants defined in
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76 * class <code>SWT</code> which is applicable to instances of this
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77 * class, or must be built by <em>bitwise OR</em>'ing together
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78 * (that is, using the <code>int</code> "|" operator) two or more
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79 * of those <code>SWT</code> style constants. The class description
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80 * lists the style constants that are applicable to the class.
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81 * Style bits are also inherited from superclasses.
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82 * </p>
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83 *
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84 * @param parent a composite control which will be the parent of the new instance (cannot be null)
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85 * @param style the style of control to construct
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86 *
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87 * @exception IllegalArgumentException <ul>
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88 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
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89 * </ul>
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90 * @exception SWTException <ul>
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91 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
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92 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
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93 * </ul>
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94 *
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95 * @see SWT
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96 * @see Widget#checkSubclass
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97 * @see Widget#getStyle
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98 */
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99 public this (Shell parent, int style) {
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100 super (parent, style);
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101 checkSubclass ();
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102 }
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103
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104 /**
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105 * Sets the printer data that will be used when the dialog
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106 * is opened.
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107 *
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108 * @param data the data that will be used when the dialog is opened
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109 *
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110 * @since 3.4
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111 */
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112 public void setPrinterData(PrinterData data) {
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113 this.printerData = data;
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114 }
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115
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116 /**
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117 * Returns the printer data that will be used when the dialog
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118 * is opened.
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119 *
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120 * @return the data that will be used when the dialog is opened
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121 *
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122 * @since 3.4
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123 */
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124 public PrinterData getPrinterData() {
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125 return printerData;
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126 }
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127
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128 /**
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129 * Returns the print job scope that the user selected
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130 * before pressing OK in the dialog. This will be one
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131 * of the following values:
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132 * <dl>
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133 * <dt><code>PrinterData.ALL_PAGES</code></dt>
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134 * <dd>Print all pages in the current document</dd>
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135 * <dt><code>PrinterData.PAGE_RANGE</code></dt>
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136 * <dd>Print the range of pages specified by startPage and endPage</dd>
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137 * <dt><code>PrinterData.SELECTION</code></dt>
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138 * <dd>Print the current selection</dd>
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139 * </dl>
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140 *
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141 * @return the scope setting that the user selected
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142 */
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143 public int getScope() {
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144 return scope_;
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145 }
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146
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147 /**
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148 * Sets the scope of the print job. The user will see this
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149 * setting when the dialog is opened. This can have one of
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150 * the following values:
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151 * <dl>
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152 * <dt><code>PrinterData.ALL_PAGES</code></dt>
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153 * <dd>Print all pages in the current document</dd>
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154 * <dt><code>PrinterData.PAGE_RANGE</code></dt>
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155 * <dd>Print the range of pages specified by startPage and endPage</dd>
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156 * <dt><code>PrinterData.SELECTION</code></dt>
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157 * <dd>Print the current selection</dd>
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158 * </dl>
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159 *
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160 * @param scope the scope setting when the dialog is opened
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161 */
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162 public void setScope(int scope_) {
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diff changeset
163 this.scope_ = scope_;
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164 }
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165
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166 /**
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167 * Returns the start page setting that the user selected
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168 * before pressing OK in the dialog.
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169 * <p>
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170 * This value can be from 1 to the maximum number of pages for the platform.
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171 * Note that it is only valid if the scope is <code>PrinterData.PAGE_RANGE</code>.
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172 * </p>
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173 *
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174 * @return the start page setting that the user selected
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175 */
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176 public int getStartPage() {
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177 return startPage;
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178 }
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179
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180 /**
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181 * Sets the start page that the user will see when the dialog
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182 * is opened.
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183 * <p>
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184 * This value can be from 1 to the maximum number of pages for the platform.
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185 * Note that it is only valid if the scope is <code>PrinterData.PAGE_RANGE</code>.
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186 * </p>
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187 *
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188 * @param startPage the startPage setting when the dialog is opened
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189 */
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190 public void setStartPage(int startPage) {
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191 this.startPage = startPage;
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192 }
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193
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194 /**
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195 * Returns the end page setting that the user selected
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196 * before pressing OK in the dialog.
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197 * <p>
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198 * This value can be from 1 to the maximum number of pages for the platform.
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199 * Note that it is only valid if the scope is <code>PrinterData.PAGE_RANGE</code>.
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200 * </p>
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201 *
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202 * @return the end page setting that the user selected
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203 */
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204 public int getEndPage() {
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205 return endPage;
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206 }
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207
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208 /**
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209 * Sets the end page that the user will see when the dialog
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210 * is opened.
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211 * <p>
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212 * This value can be from 1 to the maximum number of pages for the platform.
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213 * Note that it is only valid if the scope is <code>PrinterData.PAGE_RANGE</code>.
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214 * </p>
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215 *
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216 * @param endPage the end page setting when the dialog is opened
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217 */
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218 public void setEndPage(int endPage) {
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219 this.endPage = endPage;
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220 }
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221
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222 /**
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223 * Returns the 'Print to file' setting that the user selected
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224 * before pressing OK in the dialog.
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225 *
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226 * @return the 'Print to file' setting that the user selected
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227 */
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228 public bool getPrintToFile() {
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229 return printToFile;
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230 }
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231
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232 /**
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233 * Sets the 'Print to file' setting that the user will see
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234 * when the dialog is opened.
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235 *
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236 * @param printToFile the 'Print to file' setting when the dialog is opened
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237 */
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238 public void setPrintToFile(bool printToFile) {
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239 this.printToFile = printToFile;
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240 }
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241
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242 protected void checkSubclass() {
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diff changeset
243 String name = this.classinfo.name;
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244 String validName = PrintDialog.classinfo.name;
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245 if (validName!=/*eq*/name) {
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246 SWT.error(SWT.ERROR_INVALID_SUBCLASS);
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247 }
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248 }
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249
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250 /**
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251 * Makes the receiver visible and brings it to the front
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252 * of the display.
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253 *
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254 * @return a printer data object describing the desired print job parameters
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255 *
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diff changeset
256 * @exception SWTException <ul>
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257 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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258 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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259 * </ul>
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260 */
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261 public PrinterData open() {
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diff changeset
262 PRINTDLG pd;
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parents:
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263 pd.lStructSize = PRINTDLG.sizeof;
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264 Control parent = getParent();
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265 if (parent !is null) pd.hwndOwner = parent.handle;
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266 void* lpInitData;
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267 auto hHeap = OS.GetProcessHeap();
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diff changeset
268 if (printerData !is null) {
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parents:
diff changeset
269 byte buffer [] = printerData.otherData;
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diff changeset
270 if (buffer !is null && buffer.length !is 0) {
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271 /* If user setup info from a previous print dialog was specified, restore the DEVMODE struct. */
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diff changeset
272 lpInitData = OS.HeapAlloc(hHeap, OS.HEAP_ZERO_MEMORY, buffer.length);
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273 OS.MoveMemory(lpInitData, buffer.ptr, buffer.length);
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diff changeset
274 pd.hDevMode = lpInitData;
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275 }
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276 }
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277 pd.Flags = OS.PD_USEDEVMODECOPIESANDCOLLATE;
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278 if (printToFile) pd.Flags |= OS.PD_PRINTTOFILE;
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diff changeset
279 switch (scope_) {
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diff changeset
280 case PrinterData.PAGE_RANGE: pd.Flags |= OS.PD_PAGENUMS; break;
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parents:
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281 case PrinterData.SELECTION: pd.Flags |= OS.PD_SELECTION; break;
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diff changeset
282 default: pd.Flags |= OS.PD_ALLPAGES;
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283 }
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284 pd.nMinPage = 1;
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285 pd.nMaxPage = cast(ushort)-1;
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286 pd.nFromPage = cast(short) Math.min (0xFFFF, Math.max (1, startPage));
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287 pd.nToPage = cast(short) Math.min (0xFFFF, Math.max (1, endPage));
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288
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289 Display display = parent.getDisplay();
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290 Shell [] shells = display.getShells();
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diff changeset
291 if ((getStyle() & (SWT.APPLICATION_MODAL | SWT.SYSTEM_MODAL)) !is 0) {
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292 for (int i=0; i<shells.length; i++) {
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293 if (shells[i].isEnabled() && shells[i] !is parent) {
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diff changeset
294 shells[i].setEnabled(false);
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diff changeset
295 } else {
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296 shells[i] = null;
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297 }
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298 }
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299 }
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diff changeset
300 PrinterData data = null;
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parents:
diff changeset
301 String key = "org.eclipse.swt.internal.win32.runMessagesInIdle"; //$NON-NLS-1$
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parents:
diff changeset
302 Object oldValue = display.getData(key);
86
12b890a6392a Work on databinding
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parents: 0
diff changeset
303 display.setData(key, new Boolean(true));
0
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parents:
diff changeset
304 bool success = cast(bool)OS.PrintDlg(&pd);
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parents:
diff changeset
305 display.setData(key, oldValue);
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parents:
diff changeset
306 if ((getStyle() & (SWT.APPLICATION_MODAL | SWT.SYSTEM_MODAL)) !is 0) {
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parents:
diff changeset
307 for (int i=0; i<shells.length; i++) {
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parents:
diff changeset
308 if (shells[i] !is null && !shells[i].isDisposed ()) {
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parents:
diff changeset
309 shells[i].setEnabled(true);
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310 }
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parents:
diff changeset
311 }
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parents:
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312 }
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parents:
diff changeset
313
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314 if (success) {
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315 /* Get driver and device from the DEVNAMES struct */
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316 auto hMem = pd.hDevNames;
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317 /* Ensure size is a multiple of 2 bytes on UNICODE platforms */
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318 int size = OS.GlobalSize(hMem) / TCHAR.sizeof * TCHAR.sizeof;
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319 auto ptr = OS.GlobalLock(hMem);
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320 short[4] offsets;
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321 OS.MoveMemory(offsets.ptr, ptr, 2 * offsets.length);
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322 TCHAR[] buffer = NewTCHARs(0, size);
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323 OS.MoveMemory(buffer.ptr, ptr, size);
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324 OS.GlobalUnlock(hMem);
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325
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326 int driverOffset = offsets[0];
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327 int i = 0;
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328 while (driverOffset + i < size) {
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329 if (buffer[driverOffset + i] is 0) break;
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330 i++;
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331 }
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332 String driver = TCHARsToStr( buffer[driverOffset .. driverOffset+i] );
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333
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334 int deviceOffset = offsets[1];
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335 i = 0;
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336 while (deviceOffset + i < size) {
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337 if (buffer[deviceOffset + i] is 0) break;
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338 i++;
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339 }
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340 String device = TCHARsToStr( buffer[deviceOffset .. deviceOffset+i] );
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341
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342 int outputOffset = offsets[2];
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343 i = 0;
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344 while (outputOffset + i < size) {
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345 if (buffer[outputOffset + i] is 0) break;
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346 i++;
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347 }
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348 String output = TCHARsToStr( buffer[outputOffset .. outputOffset+i] );
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349
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350 /* Create PrinterData object and set fields from PRINTDLG */
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351 data = new PrinterData(driver, device);
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352 if ((pd.Flags & OS.PD_PAGENUMS) !is 0) {
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353 data.scope_ = PrinterData.PAGE_RANGE;
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354 data.startPage = pd.nFromPage & 0xFFFF;
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Frank Benoit <benoit@tionex.de>
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355 data.endPage = pd.nToPage & 0xFFFF;
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356 } else if ((pd.Flags & OS.PD_SELECTION) !is 0) {
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357 data.scope_ = PrinterData.SELECTION;
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358 }
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diff changeset
359 data.printToFile = (pd.Flags & OS.PD_PRINTTOFILE) !is 0;
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parents:
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360 if (data.printToFile) data.fileName = output;
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Frank Benoit <benoit@tionex.de>
parents:
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361 data.copyCount = pd.nCopies;
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parents:
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362 data.collate = (pd.Flags & OS.PD_COLLATE) !is 0;
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parents:
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363
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parents:
diff changeset
364 /* Bulk-save the printer-specific settings in the DEVMODE struct */
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Frank Benoit <benoit@tionex.de>
parents:
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365 hMem = pd.hDevMode;
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parents:
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366 size = OS.GlobalSize(hMem);
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parents:
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367 ptr = OS.GlobalLock(hMem);
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Frank Benoit <benoit@tionex.de>
parents:
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368 data.otherData = new byte[size];
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Frank Benoit <benoit@tionex.de>
parents:
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369 OS.MoveMemory(data.otherData.ptr, ptr, size);
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370 OS.GlobalUnlock(hMem);
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parents:
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371 if (lpInitData !is null) OS.HeapFree(hHeap, 0, lpInitData);
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parents:
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372
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373 endPage = data.endPage;
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374 printToFile = data.printToFile;
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Frank Benoit <benoit@tionex.de>
parents:
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375 scope_ = data.scope_;
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376 startPage = data.startPage;
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parents:
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377 }
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parents:
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378 return data;
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parents:
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379 }
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Frank Benoit <benoit@tionex.de>
parents:
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380 }