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annotate dwt/browser/WindowCreator2.d @ 348:9a4d7706df52

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Test Update to fix linux XPCOM interface issues
author John Reimer <terminal.node@gmail.com>
date Fri, 31 Oct 2008 21:46:44 -0700
parents 2e591eb01162
children
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1 /*******************************************************************************
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2 * Copyright (c) 2003, 2007 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 * John Reimer <terminal.node@gmail.com>
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12 *******************************************************************************/
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13 module dwt.browser.WindowCreator2;
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14
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15 import dwt.dwthelper.utils;
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17 import dwt.DWT;
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18 import dwt.graphics.Point;
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19
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20 import dwt.internal.Platform;
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21 import dwt.internal.mozilla.Common;
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22
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23 import XPCOM = dwt.internal.mozilla.XPCOM;
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24
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25 import dwt.internal.mozilla.nsIBaseWindow;
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26 import dwt.internal.mozilla.nsID;
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27 import dwt.internal.mozilla.nsISupports;
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28 import dwt.internal.mozilla.nsIURI;
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29 import dwt.internal.mozilla.nsIWebBrowser;
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30 import dwt.internal.mozilla.nsIWebBrowserChrome;
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31 import dwt.internal.mozilla.nsIWindowCreator;
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32 import dwt.internal.mozilla.nsIWindowCreator2;
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33 import dwt.internal.mozilla.nsStringAPI;
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34 import dwt.internal.mozilla.nsEmbedString;
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35
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36 import dwt.layout.FillLayout;
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37 import dwt.widgets.Shell;
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38
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39 import dwt.browser.Browser;
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40 import dwt.browser.Mozilla;
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41 import dwt.browser.VisibilityWindowListener;
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42 import dwt.browser.CloseWindowListener;
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43 import dwt.browser.WindowEvent;
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44
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45 class WindowCreator2 : nsIWindowCreator2 {
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46 int refCount = 0;
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47
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48 this () {}
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49
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50 extern(System)
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51 nsrefcnt AddRef () {
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52 refCount++;
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53 return refCount;
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54 }
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55
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56 extern(System)
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57 nsresult QueryInterface (nsID* riid, void** ppvObject) {
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58 if (riid is null || ppvObject is null) return XPCOM.NS_ERROR_NO_INTERFACE;
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59 //nsID guid = new nsID ();
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60 //XPCOM.memmove (guid, riid, nsID.sizeof);
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61
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62 if (*riid == nsISupports.IID) {
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63 *ppvObject = cast(void*)cast(nsISupports)this;
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64 AddRef ();
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65 return XPCOM.NS_OK;
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66 }
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67 if (*riid == nsIWindowCreator.IID) {
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68 *ppvObject = cast(void*)cast(nsIWindowCreator)this;
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69 AddRef ();
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70 return XPCOM.NS_OK;
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71 }
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72 if (*riid == nsIWindowCreator2.IID) {
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73 *ppvObject = cast(void*)cast(nsIWindowCreator2)this;
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74 AddRef ();
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75 return XPCOM.NS_OK;
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76 }
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77
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78 *ppvObject = null;
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79 return XPCOM.NS_ERROR_NO_INTERFACE;
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80 }
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82 extern(System)
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83 nsresult Release () {
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84 refCount--;
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85 //if (refCount is 0) disposeCOMInterfaces ();
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86 return refCount;
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87 }
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88
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89 /* nsIWindowCreator */
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90
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91 extern(System)
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92 nsresult CreateChromeWindow (nsIWebBrowserChrome parent, PRUint32 chromeFlags, nsIWebBrowserChrome* _retval) {
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93 return CreateChromeWindow2 (parent, chromeFlags, 0, null, null, _retval);
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94 }
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95
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96 /* nsIWindowCreator2 */
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97
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98 extern(System)
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99 nsresult CreateChromeWindow2 (nsIWebBrowserChrome parent, PRUint32 chromeFlags, PRUint32 contextFlags, nsIURI uri, PRBool* cancel, nsIWebBrowserChrome* _retval) {
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100 if (parent is null && (chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) is 0) {
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101 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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102 }
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103 Browser src = null;
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104 if (parent !is null) {
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105 //nsIWebBrowserChrome browserChromeParent = new nsIWebBrowserChrome (parent);
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106 nsIWebBrowser webBrowser;
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107 int rc = parent.GetWebBrowser (&webBrowser);
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108 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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109 if (webBrowser is null) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
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110
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111 //nsIWebBrowser webBrowser = new nsIWebBrowser (aWebBrowser[0]);
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112 nsIBaseWindow baseWindow;
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113 rc = webBrowser.QueryInterface (&nsIBaseWindow.IID, cast(void**)&baseWindow);
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114 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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115 if (baseWindow is null) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
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116 webBrowser.Release ();
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117
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118 //nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
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119 //result[0] = 0;
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120 nativeWindow aParentNativeWindow; // nativeWindow is "void*" (represents GtkWidget*)
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121 rc = baseWindow.GetParentNativeWindow (&aParentNativeWindow);
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122 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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123 if (aParentNativeWindow is null) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
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124 baseWindow.Release ();
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125
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126 src = Mozilla.findBrowser (aParentNativeWindow);
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127 }
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128 Browser browser;
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129 bool doit = true;
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130 if ((chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) !is 0) {
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131 /*
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132 * Mozilla will request a new Browser in a modal window in order to emulate a native
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133 * dialog that is not available to it (eg.- a print dialog on Linux). For this
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134 * reason modal requests are handled here so that the user is not exposed to them.
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135 */
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136 int style = DWT.DIALOG_TRIM;
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137 if ((chromeFlags & nsIWebBrowserChrome.CHROME_MODAL) !is 0) style |= DWT.APPLICATION_MODAL;
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138 Shell shell = src is null ?
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139 new Shell (style) :
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140 new Shell (src.getShell(), style);
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141 shell.setLayout (new FillLayout ());
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142 browser = new Browser (shell, src is null ? DWT.MOZILLA : src.getStyle () & DWT.MOZILLA);
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143 browser.addVisibilityWindowListener (new class(shell) VisibilityWindowListener {
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144 Shell sh;
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145 this (Shell shell) { this.sh = shell; }
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146 public void hide (WindowEvent event) {
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147 }
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148 public void show (WindowEvent event) {
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149 if (event.location !is null) sh.setLocation (event.location);
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150 if (event.size !is null) {
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151 Point size = event.size;
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152 sh.setSize (sh.computeSize (size.x, size.y));
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153 }
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154 shell.open ();
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155 }
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156 });
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157 browser.addCloseWindowListener (new class(shell) CloseWindowListener {
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158 Shell sh;
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159 this (Shell shell) { this.sh = shell; }
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160 public void close (WindowEvent event) {
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161 sh.close ();
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162 }
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163 });
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164 if (uri !is null) {
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165 //nsIURI location = new nsIURI (uri);
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166 scope auto aSpec = new nsEmbedCString;
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167 if (uri.GetSpec (cast(nsACString*)aSpec) is XPCOM.NS_OK) {
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168 int span = aSpec.toString().length;
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169 if (span > 0) {
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170 //int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec);
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171 // byte[] dest = new byte[length];
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172 //XPCOM.memmove (dest, buffer, length);
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173 browser.setUrl (aSpec.toString);
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174 }
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175 }
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176 //XPCOM.nsEmbedCString_delete (aSpec);
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177 }
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178 } else {
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179 WindowEvent event = new WindowEvent (src);
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180 event.display = src.getDisplay ();
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181 event.widget = src;
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182 event.required = true;
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183 for (int i = 0; i < src.webBrowser.openWindowListeners.length; i++) {
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184 src.webBrowser.openWindowListeners[i].open (event);
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185 }
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186 browser = event.browser;
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187
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188 /* Ensure that the Browser provided by the client is valid for use */
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189 doit = browser !is null && !browser.isDisposed ();
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190 if (doit) {
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191 String platform = Platform.PLATFORM;
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192 bool isMozillaNativePlatform = platform == "gtk" || platform == "motif"; //$NON-NLS-1$ //$NON-NLS-2$
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193 doit = isMozillaNativePlatform || (browser.getStyle () & DWT.MOZILLA) !is 0;
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194 }
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195 }
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196 if (doit) {
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197 // STRANGE but TRUE: browser.webBrowser is always instantiated as Mozilla (on this platform),
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198 // so it can be cast back to the subclass Mozilla safely. Looks very dangerous, though...
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199 // considering the next few lines of code that cast the Mozilla class to the interface,
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200 // nsIWebBrowserChrome.
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201 // This is an ugly D conversion hack because interfaces are implemented differently than
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202 // in the Java SWT version. Watch this code section carefully for errors/bugs. -JJR
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203 Mozilla mozilla = cast(Mozilla)browser.webBrowser;
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204 mozilla.isChild = true;
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205 // And since Mozilla class implements the nsIWebBrowserChrome interface....
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206 nsIWebBrowserChrome chrome;
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207 nsresult rc = mozilla.QueryInterface( &nsIWebBrowserChrome.IID, cast(void**)&chrome);
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208 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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209 //nsIWebBrowserChrome webBrowserChrome = new nsIWebBrowserChrome (chromePtr);
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210 chrome.SetChromeFlags (chromeFlags);
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211 //chrome.AddRef ();
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212 //XPCOM.memmove (_retval, new int /*long*/[] {chromePtr}, C.PTR_SIZEOF);
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213 *_retval = chrome;
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214 } else {
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215 if (cancel !is null) {
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216 *cancel = 1; /* PRBool */
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217 }
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218 }
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219 return doit ? XPCOM.NS_OK : XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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220 }
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221 }