1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2 *
3 * This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7 #include "nsCOMPtr.h"
8
9 #include "nsPrintingPromptService.h"
10 #include "nsIPrintingPromptService.h"
11 #include "nsIFactory.h"
12 #include "nsPIDOMWindow.h"
13 #include "nsReadableUtils.h"
14 #include "nsIEmbeddingSiteWindow.h"
15 #include "nsIServiceManager.h"
16 #include "nsIWebBrowserChrome.h"
17 #include "nsIWindowWatcher.h"
18 #include "nsPrintDialogUtil.h"
19
20 // Printing Progress Includes
21 #include "nsPrintProgress.h"
22 #include "nsPrintProgressParams.h"
23 #include "nsIWebProgressListener.h"
24
25 // XP Dialog includes
26 #include "nsArray.h"
27 #include "nsIDialogParamBlock.h"
28 #include "nsISupportsUtils.h"
29
30 // Includes need to locate the native Window
31 #include "nsIWidget.h"
32 #include "nsIBaseWindow.h"
33 #include "nsIWebBrowserChrome.h"
34 #include "nsIDocShellTreeOwner.h"
35 #include "nsIDocShellTreeItem.h"
36 #include "nsIDocShell.h"
37 #include "nsIInterfaceRequestorUtils.h"
38
39
40 static const char *kPrintProgressDialogURL = "chrome://global/content/printProgress.xul";
41 static const char *kPrtPrvProgressDialogURL = "chrome://global/content/printPreviewProgress.xul";
42 static const char *kPageSetupDialogURL = "chrome://global/content/printPageSetup.xul";
43
44 /****************************************************************
45 ************************* ParamBlock ***************************
46 ****************************************************************/
47
48 class ParamBlock {
49
50 public:
ParamBlock()51 ParamBlock()
52 {
53 mBlock = 0;
54 }
~ParamBlock()55 ~ParamBlock()
56 {
57 NS_IF_RELEASE(mBlock);
58 }
Init()59 nsresult Init() {
60 return CallCreateInstance(NS_DIALOGPARAMBLOCK_CONTRACTID, &mBlock);
61 }
operator ->() const62 nsIDialogParamBlock * operator->() const MOZ_NO_ADDREF_RELEASE_ON_RETURN { return mBlock; }
operator nsIDialogParamBlock*const()63 operator nsIDialogParamBlock * const () { return mBlock; }
64
65 private:
66 nsIDialogParamBlock *mBlock;
67 };
68
69 //*****************************************************************************
70
NS_IMPL_ISUPPORTS(nsPrintingPromptService,nsIPrintingPromptService,nsIWebProgressListener)71 NS_IMPL_ISUPPORTS(nsPrintingPromptService, nsIPrintingPromptService, nsIWebProgressListener)
72
73 nsPrintingPromptService::nsPrintingPromptService()
74 {
75 }
76
77 //-----------------------------------------------------------
~nsPrintingPromptService()78 nsPrintingPromptService::~nsPrintingPromptService()
79 {
80 }
81
82 //-----------------------------------------------------------
83 nsresult
Init()84 nsPrintingPromptService::Init()
85 {
86 nsresult rv;
87 mWatcher = do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv);
88 return rv;
89 }
90
91 //-----------------------------------------------------------
92 HWND
GetHWNDForDOMWindow(mozIDOMWindowProxy * aWindow)93 nsPrintingPromptService::GetHWNDForDOMWindow(mozIDOMWindowProxy *aWindow)
94 {
95 nsCOMPtr<nsIWebBrowserChrome> chrome;
96
97 // We might be embedded so check this path first
98 if (mWatcher) {
99 nsCOMPtr<mozIDOMWindowProxy> fosterParent;
100 if (!aWindow)
101 { // it will be a dependent window. try to find a foster parent.
102 mWatcher->GetActiveWindow(getter_AddRefs(fosterParent));
103 aWindow = fosterParent;
104 }
105 mWatcher->GetChromeForWindow(aWindow, getter_AddRefs(chrome));
106 }
107
108 if (chrome) {
109 nsCOMPtr<nsIEmbeddingSiteWindow> site(do_QueryInterface(chrome));
110 if (site)
111 {
112 HWND w;
113 site->GetSiteWindow(reinterpret_cast<void **>(&w));
114 return w;
115 }
116 }
117
118 // Now we might be the Browser so check this path
119 nsCOMPtr<nsPIDOMWindowOuter> window = nsPIDOMWindowOuter::From(aWindow);
120
121 nsCOMPtr<nsIDocShellTreeItem> treeItem =
122 do_QueryInterface(window->GetDocShell());
123 if (!treeItem) return nullptr;
124
125 nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
126 treeItem->GetTreeOwner(getter_AddRefs(treeOwner));
127 if (!treeOwner) return nullptr;
128
129 nsCOMPtr<nsIWebBrowserChrome> webBrowserChrome(do_GetInterface(treeOwner));
130 if (!webBrowserChrome) return nullptr;
131
132 nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(webBrowserChrome));
133 if (!baseWin) return nullptr;
134
135 nsCOMPtr<nsIWidget> widget;
136 baseWin->GetMainWidget(getter_AddRefs(widget));
137 if (!widget) return nullptr;
138
139 return (HWND)widget->GetNativeData(NS_NATIVE_TMP_WINDOW);
140
141 }
142
143
144 ///////////////////////////////////////////////////////////////////////////////
145 // nsIPrintingPromptService
146
147 //-----------------------------------------------------------
148 NS_IMETHODIMP
ShowPrintDialog(mozIDOMWindowProxy * parent,nsIWebBrowserPrint * webBrowserPrint,nsIPrintSettings * printSettings)149 nsPrintingPromptService::ShowPrintDialog(mozIDOMWindowProxy *parent, nsIWebBrowserPrint *webBrowserPrint, nsIPrintSettings *printSettings)
150 {
151 NS_ENSURE_ARG(parent);
152
153 HWND hWnd = GetHWNDForDOMWindow(parent);
154 NS_ASSERTION(hWnd, "Couldn't get native window for PRint Dialog!");
155
156 return NativeShowPrintDialog(hWnd, webBrowserPrint, printSettings);
157 }
158
159
160 NS_IMETHODIMP
ShowProgress(mozIDOMWindowProxy * parent,nsIWebBrowserPrint * webBrowserPrint,nsIPrintSettings * printSettings,nsIObserver * openDialogObserver,bool isForPrinting,nsIWebProgressListener ** webProgressListener,nsIPrintProgressParams ** printProgressParams,bool * notifyOnOpen)161 nsPrintingPromptService::ShowProgress(mozIDOMWindowProxy* parent,
162 nsIWebBrowserPrint* webBrowserPrint, // ok to be null
163 nsIPrintSettings* printSettings, // ok to be null
164 nsIObserver* openDialogObserver, // ok to be null
165 bool isForPrinting,
166 nsIWebProgressListener** webProgressListener,
167 nsIPrintProgressParams** printProgressParams,
168 bool* notifyOnOpen)
169 {
170 NS_ENSURE_ARG(webProgressListener);
171 NS_ENSURE_ARG(printProgressParams);
172 NS_ENSURE_ARG(notifyOnOpen);
173
174 *notifyOnOpen = false;
175 if (mPrintProgress) {
176 *webProgressListener = nullptr;
177 *printProgressParams = nullptr;
178 return NS_ERROR_FAILURE;
179 }
180
181 nsPrintProgress* prtProgress = new nsPrintProgress();
182 mPrintProgress = prtProgress;
183 mWebProgressListener = prtProgress;
184
185 nsCOMPtr<nsIPrintProgressParams> prtProgressParams = new nsPrintProgressParams();
186
187 nsCOMPtr<mozIDOMWindowProxy> parentWindow = parent;
188
189 if (mWatcher && !parentWindow) {
190 mWatcher->GetActiveWindow(getter_AddRefs(parentWindow));
191 }
192
193 if (parentWindow) {
194 mPrintProgress->OpenProgressDialog(parentWindow,
195 isForPrinting ? kPrintProgressDialogURL : kPrtPrvProgressDialogURL,
196 prtProgressParams, openDialogObserver, notifyOnOpen);
197 }
198
199 prtProgressParams.forget(printProgressParams);
200 NS_ADDREF(*webProgressListener = this);
201
202 return NS_OK;
203 }
204
205 NS_IMETHODIMP
ShowPageSetup(mozIDOMWindowProxy * parent,nsIPrintSettings * printSettings,nsIObserver * aObs)206 nsPrintingPromptService::ShowPageSetup(mozIDOMWindowProxy *parent, nsIPrintSettings *printSettings, nsIObserver *aObs)
207 {
208 NS_ENSURE_ARG(printSettings);
209
210 ParamBlock block;
211 nsresult rv = block.Init();
212 if (NS_FAILED(rv))
213 return rv;
214
215 block->SetInt(0, 0);
216 rv = DoDialog(parent, block, printSettings, kPageSetupDialogURL);
217
218 // if aWebBrowserPrint is not null then we are printing
219 // so we want to pass back NS_ERROR_ABORT on cancel
220 if (NS_SUCCEEDED(rv))
221 {
222 int32_t status;
223 block->GetInt(0, &status);
224 return status == 0?NS_ERROR_ABORT:NS_OK;
225 }
226
227 return rv;
228 }
229
230 NS_IMETHODIMP
ShowPrinterProperties(mozIDOMWindowProxy * parent,const char16_t * printerName,nsIPrintSettings * printSettings)231 nsPrintingPromptService::ShowPrinterProperties(mozIDOMWindowProxy *parent, const char16_t *printerName, nsIPrintSettings *printSettings)
232 {
233 return NS_ERROR_NOT_IMPLEMENTED;
234 }
235
236 //-----------------------------------------------------------
237 // Helper to Fly XP Dialog
238 nsresult
DoDialog(mozIDOMWindowProxy * aParent,nsIDialogParamBlock * aParamBlock,nsIPrintSettings * aPS,const char * aChromeURL)239 nsPrintingPromptService::DoDialog(mozIDOMWindowProxy *aParent,
240 nsIDialogParamBlock *aParamBlock,
241 nsIPrintSettings* aPS,
242 const char *aChromeURL)
243 {
244 NS_ENSURE_ARG(aParamBlock);
245 NS_ENSURE_ARG(aPS);
246 NS_ENSURE_ARG(aChromeURL);
247
248 if (!mWatcher)
249 return NS_ERROR_FAILURE;
250
251 // get a parent, if at all possible
252 // (though we'd rather this didn't fail, it's OK if it does. so there's
253 // no failure or null check.)
254 nsCOMPtr<mozIDOMWindowProxy> activeParent; // retain ownership for method lifetime
255 if (!aParent)
256 {
257 mWatcher->GetActiveWindow(getter_AddRefs(activeParent));
258 aParent = activeParent;
259 }
260
261 // create a nsIMutableArray of the parameters
262 // being passed to the window
263 nsCOMPtr<nsIMutableArray> array = nsArray::Create();
264
265 nsCOMPtr<nsISupports> psSupports(do_QueryInterface(aPS));
266 NS_ASSERTION(psSupports, "PrintSettings must be a supports");
267 array->AppendElement(psSupports, /*weak =*/ false);
268
269 nsCOMPtr<nsISupports> blkSupps(do_QueryInterface(aParamBlock));
270 NS_ASSERTION(blkSupps, "IOBlk must be a supports");
271 array->AppendElement(blkSupps, /*weak =*/ false);
272
273 nsCOMPtr<mozIDOMWindowProxy> dialog;
274 nsresult rv = mWatcher->OpenWindow(aParent, aChromeURL, "_blank",
275 "centerscreen,chrome,modal,titlebar", array,
276 getter_AddRefs(dialog));
277
278 return rv;
279 }
280
281 //////////////////////////////////////////////////////////////////////
282 // nsIWebProgressListener
283 //////////////////////////////////////////////////////////////////////
284
285 NS_IMETHODIMP
OnStateChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,uint32_t aStateFlags,nsresult aStatus)286 nsPrintingPromptService::OnStateChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, uint32_t aStateFlags, nsresult aStatus)
287 {
288 if ((aStateFlags & STATE_STOP) && mWebProgressListener)
289 {
290 mWebProgressListener->OnStateChange(aWebProgress, aRequest, aStateFlags, aStatus);
291 if (mPrintProgress)
292 {
293 mPrintProgress->CloseProgressDialog(true);
294 }
295 mPrintProgress = nullptr;
296 mWebProgressListener = nullptr;
297 }
298 return NS_OK;
299 }
300
301 NS_IMETHODIMP
OnProgressChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,int32_t aCurSelfProgress,int32_t aMaxSelfProgress,int32_t aCurTotalProgress,int32_t aMaxTotalProgress)302 nsPrintingPromptService::OnProgressChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, int32_t aCurSelfProgress, int32_t aMaxSelfProgress, int32_t aCurTotalProgress, int32_t aMaxTotalProgress)
303 {
304 if (mWebProgressListener)
305 {
306 return mWebProgressListener->OnProgressChange(aWebProgress, aRequest, aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress);
307 }
308 return NS_ERROR_FAILURE;
309 }
310
311 NS_IMETHODIMP
OnLocationChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,nsIURI * location,uint32_t aFlags)312 nsPrintingPromptService::OnLocationChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, nsIURI *location, uint32_t aFlags)
313 {
314 if (mWebProgressListener)
315 {
316 return mWebProgressListener->OnLocationChange(aWebProgress, aRequest, location, aFlags);
317 }
318 return NS_ERROR_FAILURE;
319 }
320
321 NS_IMETHODIMP
OnStatusChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,nsresult aStatus,const char16_t * aMessage)322 nsPrintingPromptService::OnStatusChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, nsresult aStatus, const char16_t *aMessage)
323 {
324 if (mWebProgressListener)
325 {
326 return mWebProgressListener->OnStatusChange(aWebProgress, aRequest, aStatus, aMessage);
327 }
328 return NS_ERROR_FAILURE;
329 }
330
331 NS_IMETHODIMP
OnSecurityChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,uint32_t state)332 nsPrintingPromptService::OnSecurityChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, uint32_t state)
333 {
334 if (mWebProgressListener)
335 {
336 return mWebProgressListener->OnSecurityChange(aWebProgress, aRequest, state);
337 }
338 return NS_ERROR_FAILURE;
339 }
340
341
342