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annotate dwt/browser/WindowCreator2.d @ 340:3f4a5c7d138f

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Fixes
author John Reimer <terminal.node@gmail.com>
date Sun, 26 Oct 2008 08:09:00 -0700
parents c7c696cdfec2
children 2e591eb01162
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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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16
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17 import dwt.DWT;
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18 import dwt.graphics.Point;
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19 //import dwt.internal.C;
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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.XPCOMObject;
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26 import dwt.internal.mozilla.nsIBaseWindow;
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27 import dwt.internal.mozilla.nsID;
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28 import dwt.internal.mozilla.nsISupports;
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29 import dwt.internal.mozilla.nsIURI;
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30 import dwt.internal.mozilla.nsIWebBrowser;
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31 import dwt.internal.mozilla.nsIWebBrowserChrome;
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32 import dwt.internal.mozilla.nsIWindowCreator;
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33 import dwt.internal.mozilla.nsIWindowCreator2;
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34 import dwt.layout.FillLayout;
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35 import dwt.widgets.Shell;
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36
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37 import dwt.browser.Browser;
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38 import dwt.browser.Mozilla;
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39
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40 class WindowCreator2 : nsIWindowCreator2 {
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41 // XPCOMObject supports;
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42 // XPCOMObject windowCreator;
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43 // XPCOMObject windowCreator2;
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44 int refCount = 0;
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45
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46 this () {
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47 // createCOMInterfaces ();
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48 }
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49
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50 nsrefcnt AddRef () {
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51 refCount++;
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52 return refCount;
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53 }
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54
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55 nsresult QueryInterface (nsID* riid, void** ppvObject) {
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56 if (riid is null || ppvObject is null) return XPCOM.NS_ERROR_NO_INTERFACE;
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57 //nsID guid = new nsID ();
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58 //XPCOM.memmove (guid, riid, nsID.sizeof);
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59
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60 if (*riid == nsISupports.IID) {
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61 *ppvObject = cast(void*)cast(nsISupports)this;
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62 AddRef ();
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63 return XPCOM.NS_OK;
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64 }
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65 if (*riid == nsIWindowCreator.IID) {
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66 *ppvObject = cast(void*)cast(nsIWindowCreator)this;
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67 AddRef ();
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68 return XPCOM.NS_OK;
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69 }
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70 if (*riid == nsIWindowCreator2.IID) {
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71 *ppvObject = cast(void*)cast(nsIWindowCreator2)this;
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72 AddRef ();
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73 return XPCOM.NS_OK;
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74 }
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75
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76 *ppvObject = null;
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77 return XPCOM.NS_ERROR_NO_INTERFACE;
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78 }
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79
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80 nsresult Release () {
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81 refCount--;
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82 //if (refCount is 0) disposeCOMInterfaces ();
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83 return refCount;
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84 }
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85
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86 /* nsIWindowCreator */
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87
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88 nsresult CreateChromeWindow (nsIWebBrowserChrome parent, PRUint32 chromeFlags, nsIWebBrowserChrome* _retval) {
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89 return CreateChromeWindow2 (parent, chromeFlags, 0, null, null, _retval);
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90 }
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91
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92 /* nsIWindowCreator2 */
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93
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94 nsresult CreateChromeWindow2 (nsIWebBrowserChrome parent, PRUint32 chromeFlags, PRUint32 contextFlags, nsIURI uri, PRBool* cancel, nsIWebBrowserChrome* _retval) {
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95 if (parent is null && (chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) is 0) {
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96 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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97 }
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98 Browser src = null;
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99 if (parent !is null) {
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100 //nsIWebBrowserChrome browserChromeParent = new nsIWebBrowserChrome (parent);
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101 nsIWebBrowser webBrowser;
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102 int rc = parent.GetWebBrowser (&webBrowser);
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103 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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104 if (webBrowser is null) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
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105
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106 //nsIWebBrowser webBrowser = new nsIWebBrowser (aWebBrowser[0]);
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107 nsIBaseWindow baseWindow;
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108 rc = webBrowser.QueryInterface (nsIBaseWindow.IID, cast(void**)&baseWindow);
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109 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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110 if (baseWindow is null) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
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111 webBrowser.Release ();
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112
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113 //nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
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114 //result[0] = 0;
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115 nativeWindow aParentNativeWindow; // nativeWindow is "void*" (represents GtkWidget*)
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116 rc = baseWindow.GetParentNativeWindow (&aParentNativeWindow);
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117 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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118 if (aParentNativeWindow is null) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
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119 baseWindow.Release ();
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120
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121 src = Mozilla.findBrowser (aParentNativeWindow);
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122 }
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123 Browser browser;
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124 bool doit = true;
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125 if ((chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) !is 0) {
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126 /*
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127 * Mozilla will request a new Browser in a modal window in order to emulate a native
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128 * dialog that is not available to it (eg.- a print dialog on Linux). For this
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129 * reason modal requests are handled here so that the user is not exposed to them.
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130 */
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131 int style = DWT.DIALOG_TRIM;
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132 if ((chromeFlags & nsIWebBrowserChrome.CHROME_MODAL) !is 0) style |= DWT.APPLICATION_MODAL;
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133 Shell shell = src is null ?
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134 new Shell (style) :
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135 new Shell (src.getShell(), style);
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136 shell.setLayout (new FillLayout ());
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137 browser = new Browser (shell, src is null ? DWT.MOZILLA : src.getStyle () & DWT.MOZILLA);
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138 browser.addVisibilityWindowListener (new class(shell) VisibilityWindowListener {
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139 Shell sh;
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140 this (Shell shell) { this.sh = shell; }
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141 public void hide (WindowEvent event) {
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142 }
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143 public void show (WindowEvent event) {
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144 if (event.location !is null) sh.setLocation (event.location);
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145 if (event.size !is null) {
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146 Point size = event.size;
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147 sh.setSize (sh.computeSize (size.x, size.y));
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148 }
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149 shell.open ();
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150 }
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151 });
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152 browser.addCloseWindowListener (new class(shell) CloseWindowListener {
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153 Shell sh;
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154 this (Shell shell) { this.shell = shell; }
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155 public void close (WindowEvent event) {
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156 sh.close ();
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157 }
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158 });
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159 if (uri !is null) {
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160 //nsIURI location = new nsIURI (uri);
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161 scope auto aSpec = new nsEmbedCString;
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162 if (uri.GetSpec (cast(nsACString*)aSpec) is XPCOM.NS_OK) {
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163 int span = aSpec.toString().length;
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164 if (span > 0) {
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165 //int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec);
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166 // byte[] dest = new byte[length];
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167 //XPCOM.memmove (dest, buffer, length);
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168 browser.setUrl (aSpec.toString);
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169 }
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170 }
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171 XPCOM.nsEmbedCString_delete (aSpec);
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172 }
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173 } else {
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174 WindowEvent event = new WindowEvent (src);
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175 event.display = src.getDisplay ();
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176 event.widget = src;
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177 event.required = true;
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178 for (int i = 0; i < src.webBrowser.openWindowListeners.length; i++) {
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179 src.webBrowser.openWindowListeners[i].open (event);
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180 }
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181 browser = event.browser;
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182
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183 /* Ensure that the Browser provided by the client is valid for use */
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184 doit = browser !is null && !browser.isDisposed ();
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185 if (doit) {
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186 String platform = Platform.PLATFORM;
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187 bool isMozillaNativePlatform = platform == "gtk" || platform == "motif"; //$NON-NLS-1$ //$NON-NLS-2$
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188 doit = isMozillaNativePlatform || (browser.getStyle () & DWT.MOZILLA) !is 0;
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189 }
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190 }
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191 if (doit) {
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192 // STRANGE but TRUE: browser.webBrowser is always instantiated as Mozilla (on this platform),
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193 // so it can be cast back to the subclass Mozilla safely. Looks very dangerous, though...
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194 // considering the next few lines of code that cast the Mozilla class to the interface,
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195 // nsIWebBrowserChrome.
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196 // This is an ugly D conversion hack because interfaces are implemented differently than
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197 // in the Java SWT version. Watch this code section carefully for errors/bugs. -JJR
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198 Mozilla mozilla = cast(Mozilla)browser.webBrowser;
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199 mozilla.isChild = true;
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200 // And since Mozilla class implements the nsIWebBrowserChrome interface....
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201 nsIWebBrowserChrome chrome;
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202 nsresult rc = mozilla.QueryInterface( nsIWebBrowserChrome.IID, cast(void**)&chrome);
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203 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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204 //nsIWebBrowserChrome webBrowserChrome = new nsIWebBrowserChrome (chromePtr);
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205 chrome.SetChromeFlags (chromeFlags);
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206 //chrome.AddRef ();
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207 //XPCOM.memmove (_retval, new int /*long*/[] {chromePtr}, C.PTR_SIZEOF);
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208 *_retval = chrome;
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209 } else {
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210 if (cancel !is null) {
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211 *cancel = 1; /* PRBool */
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212 }
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213 }
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214 return doit ? XPCOM.NS_OK : XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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215 }
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216 }