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comparison dwt/browser/WindowCreator2.d @ 0:380af2bdd8e5

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author Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
date Sat, 09 Aug 2008 17:00:02 +0200
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children 1a8b3cb347e0
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1 /*******************************************************************************
2 * Copyright (c) 2003, 2007 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 *******************************************************************************/
11 module dwt.browser.WindowCreator2;
12
13 import dwt.dwthelper.utils;
14
15 import dwt.DWT;
16 import dwt.graphics.Point;
17 import dwt.internal.C;
18 import dwt.internal.Platform;
19 import dwt.internal.mozilla.XPCOM;
20 import dwt.internal.mozilla.XPCOMObject;
21 import dwt.internal.mozilla.nsIBaseWindow;
22 import dwt.internal.mozilla.nsID;
23 import dwt.internal.mozilla.nsISupports;
24 import dwt.internal.mozilla.nsIURI;
25 import dwt.internal.mozilla.nsIWebBrowser;
26 import dwt.internal.mozilla.nsIWebBrowserChrome;
27 import dwt.internal.mozilla.nsIWindowCreator;
28 import dwt.internal.mozilla.nsIWindowCreator2;
29 import dwt.layout.FillLayout;
30 import dwt.widgets.Shell;
31
32 class WindowCreator2 {
33 XPCOMObject supports;
34 XPCOMObject windowCreator;
35 XPCOMObject windowCreator2;
36 int refCount = 0;
37
38 WindowCreator2 () {
39 createCOMInterfaces ();
40 }
41
42 int AddRef () {
43 refCount++;
44 return refCount;
45 }
46
47 void createCOMInterfaces () {
48 /* Create each of the interfaces that this object implements */
49 supports = new XPCOMObject (new int[] {2, 0, 0}) {
50 public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
51 public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
52 public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
53 };
54
55 windowCreator = new XPCOMObject (new int[] {2, 0, 0, 3}) {
56 public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
57 public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
58 public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
59 public int /*long*/ method3 (int /*long*/[] args) {return CreateChromeWindow (args[0], (int)/*64*/args[1], args[2]);}
60 };
61
62 windowCreator2 = new XPCOMObject (new int[] {2, 0, 0, 3, 6}) {
63 public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
64 public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
65 public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
66 public int /*long*/ method3 (int /*long*/[] args) {return CreateChromeWindow (args[0], (int)/*64*/args[1], args[2]);}
67 public int /*long*/ method4 (int /*long*/[] args) {return CreateChromeWindow2 (args[0], (int)/*64*/args[1], (int)/*64*/args[2], args[3], args[4], args[5]);}
68 };
69 }
70
71 void disposeCOMInterfaces () {
72 if (supports !is null) {
73 supports.dispose ();
74 supports = null;
75 }
76 if (windowCreator !is null) {
77 windowCreator.dispose ();
78 windowCreator = null;
79 }
80
81 if (windowCreator2 !is null) {
82 windowCreator2.dispose ();
83 windowCreator2 = null;
84 }
85 }
86
87 int /*long*/ getAddress () {
88 return windowCreator.getAddress ();
89 }
90
91 int QueryInterface (int /*long*/ riid, int /*long*/ ppvObject) {
92 if (riid is 0 || ppvObject is 0) return XPCOM.NS_ERROR_NO_INTERFACE;
93 nsID guid = new nsID ();
94 XPCOM.memmove (guid, riid, nsID.sizeof);
95
96 if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) {
97 XPCOM.memmove (ppvObject, new int /*long*/[] {supports.getAddress ()}, C.PTR_SIZEOF);
98 AddRef ();
99 return XPCOM.NS_OK;
100 }
101 if (guid.Equals (nsIWindowCreator.NS_IWINDOWCREATOR_IID)) {
102 XPCOM.memmove (ppvObject, new int /*long*/[] {windowCreator.getAddress ()}, C.PTR_SIZEOF);
103 AddRef ();
104 return XPCOM.NS_OK;
105 }
106 if (guid.Equals (nsIWindowCreator2.NS_IWINDOWCREATOR2_IID)) {
107 XPCOM.memmove (ppvObject, new int /*long*/[] {windowCreator2.getAddress ()}, C.PTR_SIZEOF);
108 AddRef ();
109 return XPCOM.NS_OK;
110 }
111
112 XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF);
113 return XPCOM.NS_ERROR_NO_INTERFACE;
114 }
115
116 int Release () {
117 refCount--;
118 if (refCount is 0) disposeCOMInterfaces ();
119 return refCount;
120 }
121
122 /* nsIWindowCreator */
123
124 int CreateChromeWindow (int /*long*/ parent, int chromeFlags, int /*long*/ _retval) {
125 return CreateChromeWindow2 (parent, chromeFlags, 0, 0, 0, _retval);
126 }
127
128 /* nsIWindowCreator2 */
129
130 int CreateChromeWindow2 (int /*long*/ parent, int chromeFlags, int contextFlags, int /*long*/ uri, int /*long*/ cancel, int /*long*/ _retval) {
131 if (parent is 0 && (chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) is 0) {
132 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
133 }
134 Browser src = null;
135 if (parent !is 0) {
136 nsIWebBrowserChrome browserChromeParent = new nsIWebBrowserChrome (parent);
137 int /*long*/[] aWebBrowser = new int /*long*/[1];
138 int rc = browserChromeParent.GetWebBrowser (aWebBrowser);
139 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
140 if (aWebBrowser[0] is 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
141
142 nsIWebBrowser webBrowser = new nsIWebBrowser (aWebBrowser[0]);
143 int /*long*/[] result = new int /*long*/[1];
144 rc = webBrowser.QueryInterface (nsIBaseWindow.NS_IBASEWINDOW_IID, result);
145 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
146 if (result[0] is 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
147 webBrowser.Release ();
148
149 nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
150 result[0] = 0;
151 int /*long*/[] aParentNativeWindow = new int /*long*/[1];
152 rc = baseWindow.GetParentNativeWindow (aParentNativeWindow);
153 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
154 if (aParentNativeWindow[0] is 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
155 baseWindow.Release ();
156
157 src = Mozilla.findBrowser (aParentNativeWindow[0]);
158 }
159 final Browser browser;
160 bool doit = true;
161 if ((chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) !is 0) {
162 /*
163 * Mozilla will request a new Browser in a modal window in order to emulate a native
164 * dialog that is not available to it (eg.- a print dialog on Linux). For this
165 * reason modal requests are handled here so that the user is not exposed to them.
166 */
167 int style = DWT.DIALOG_TRIM;
168 if ((chromeFlags & nsIWebBrowserChrome.CHROME_MODAL) !is 0) style |= DWT.APPLICATION_MODAL;
169 final Shell shell = src is null ?
170 new Shell (style) :
171 new Shell (src.getShell(), style);
172 shell.setLayout (new FillLayout ());
173 browser = new Browser (shell, src is null ? DWT.MOZILLA : src.getStyle () & DWT.MOZILLA);
174 browser.addVisibilityWindowListener (new VisibilityWindowListener () {
175 public void hide (WindowEvent event) {
176 }
177 public void show (WindowEvent event) {
178 if (event.location !is null) shell.setLocation (event.location);
179 if (event.size !is null) {
180 Point size = event.size;
181 shell.setSize (shell.computeSize (size.x, size.y));
182 }
183 shell.open ();
184 }
185 });
186 browser.addCloseWindowListener (new CloseWindowListener () {
187 public void close (WindowEvent event) {
188 shell.close ();
189 }
190 });
191 if (uri !is 0) {
192 nsIURI location = new nsIURI (uri);
193 int /*long*/ aSpec = XPCOM.nsEmbedCString_new ();
194 if (location.GetSpec (aSpec) is XPCOM.NS_OK) {
195 int length = XPCOM.nsEmbedCString_Length (aSpec);
196 if (length > 0) {
197 int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec);
198 byte[] dest = new byte[length];
199 XPCOM.memmove (dest, buffer, length);
200 browser.setUrl (new String (dest));
201 }
202 }
203 XPCOM.nsEmbedCString_delete (aSpec);
204 }
205 } else {
206 WindowEvent event = new WindowEvent (src);
207 event.display = src.getDisplay ();
208 event.widget = src;
209 event.required = true;
210 for (int i = 0; i < src.webBrowser.openWindowListeners.length; i++) {
211 src.webBrowser.openWindowListeners[i].open (event);
212 }
213 browser = event.browser;
214
215 /* Ensure that the Browser provided by the client is valid for use */
216 doit = browser !is null && !browser.isDisposed ();
217 if (doit) {
218 String platform = Platform.PLATFORM;
219 bool isMozillaNativePlatform = platform.equals ("gtk") || platform.equals ("motif"); //$NON-NLS-1$ //$NON-NLS-2$
220 doit = isMozillaNativePlatform || (browser.getStyle () & DWT.MOZILLA) !is 0;
221 }
222 }
223 if (doit) {
224 Mozilla mozilla = (Mozilla)browser.webBrowser;
225 mozilla.isChild = true;
226 int /*long*/ chromePtr = mozilla.webBrowserChrome.getAddress ();
227 nsIWebBrowserChrome webBrowserChrome = new nsIWebBrowserChrome (chromePtr);
228 webBrowserChrome.SetChromeFlags (chromeFlags);
229 webBrowserChrome.AddRef ();
230 XPCOM.memmove (_retval, new int /*long*/[] {chromePtr}, C.PTR_SIZEOF);
231 } else {
232 if (cancel !is 0) {
233 C.memmove (cancel, new int[] {1}, 4); /* PRBool */
234 }
235 }
236 return doit ? XPCOM.NS_OK : XPCOM.NS_ERROR_NOT_IMPLEMENTED;
237 }
238 }