Mozilla/mozilla/xpfe/appshell/src/nsContentTreeOwner.cpp
danm%netscape.com 9eb95d4aed consolidating nsIWebBrowserChrome::CreateBrowserWindow and nsIWindowCreator::CreateChromeWindow. part of bug 88229 r=hyatt,rpotts
git-svn-id: svn://10.0.0.236/trunk@107382 18797224-902f-48f8-a5cc-f745e15eee43
2001-11-06 01:19:39 +00:00

670 lines
20 KiB
C++

/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Mozilla browser.
*
* The Initial Developer of the Original Code is Netscape
* Communications, Inc. Portions created by Netscape are
* Copyright (C) 1999, Mozilla. All Rights Reserved.
*
* Contributor(s):
* Travis Bogard <travis@netscape.com>
*/
// Local Includes
#include "nsContentTreeOwner.h"
#include "nsXULWindow.h"
// Helper Classes
#include "nsIGenericFactory.h"
#include "nsIServiceManager.h"
// Interfaces needed to be included
#include "nsIDOMNode.h"
#include "nsIDOMElement.h"
#include "nsIDOMNodeList.h"
#include "nsIDOMWindowInternal.h"
#include "nsIDOMXULElement.h"
#include "nsIPrompt.h"
#include "nsIAuthPrompt.h"
#include "nsIWindowMediator.h"
#include "nsIXULBrowserWindow.h"
#include "nsPIDOMWindow.h"
// Needed for nsIDocument::FlushPendingNotifications(...)
#include "nsIDOMDocument.h"
#include "nsIDocument.h"
// CIDs
static NS_DEFINE_CID(kWindowMediatorCID, NS_WINDOWMEDIATOR_CID);
//*****************************************************************************
//*** nsContentTreeOwner: Object Management
//*****************************************************************************
nsContentTreeOwner::nsContentTreeOwner(PRBool fPrimary) : mXULWindow(nsnull),
mPrimary(fPrimary), mContentTitleSetting(PR_FALSE),
mChromeFlags(nsIWebBrowserChrome::CHROME_ALL)
{
NS_INIT_REFCNT();
}
nsContentTreeOwner::~nsContentTreeOwner()
{
}
//*****************************************************************************
// nsContentTreeOwner::nsISupports
//*****************************************************************************
NS_IMPL_ADDREF(nsContentTreeOwner)
NS_IMPL_RELEASE(nsContentTreeOwner)
NS_INTERFACE_MAP_BEGIN(nsContentTreeOwner)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDocShellTreeOwner)
NS_INTERFACE_MAP_ENTRY(nsIDocShellTreeOwner)
NS_INTERFACE_MAP_ENTRY(nsIBaseWindow)
NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome)
NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
NS_INTERFACE_MAP_END
//*****************************************************************************
// nsContentTreeOwner::nsIInterfaceRequestor
//*****************************************************************************
NS_IMETHODIMP nsContentTreeOwner::GetInterface(const nsIID& aIID, void** aSink)
{
NS_ENSURE_ARG_POINTER(aSink);
*aSink = 0;
if(aIID.Equals(NS_GET_IID(nsIWebBrowserChrome)))
return mXULWindow->GetInterface(aIID, aSink);
if(aIID.Equals(NS_GET_IID(nsIPrompt)))
return mXULWindow->GetInterface(aIID, aSink);
if(aIID.Equals(NS_GET_IID(nsIAuthPrompt)))
return mXULWindow->GetInterface(aIID, aSink);
if (aIID.Equals(NS_GET_IID(nsIDocShellTreeItem))) {
nsCOMPtr<nsIDocShell> shell;
mXULWindow->GetDocShell(getter_AddRefs(shell));
if (shell) {
nsIDocShellTreeItem *result;
CallQueryInterface(shell, &result);
*aSink = result;
return NS_OK;
}
return NS_ERROR_FAILURE;
}
if (aIID.Equals(NS_GET_IID(nsIDOMWindow))) {
nsCOMPtr<nsIDocShellTreeItem> shell;
mXULWindow->GetPrimaryContentShell(getter_AddRefs(shell));
if (shell) {
nsCOMPtr<nsIInterfaceRequestor> thing(do_QueryInterface(shell));
if (thing)
return thing->GetInterface(aIID, aSink);
}
return NS_ERROR_FAILURE;
}
if (aIID.Equals(NS_GET_IID(nsIXULWindow)))
return mXULWindow->QueryInterface(aIID, aSink);
return QueryInterface(aIID, aSink);
}
//*****************************************************************************
// nsContentTreeOwner::nsIDocShellTreeOwner
//*****************************************************************************
NS_IMETHODIMP nsContentTreeOwner::FindItemWithName(const PRUnichar* aName,
nsIDocShellTreeItem* aRequestor, nsIDocShellTreeItem** aFoundItem)
{
NS_ENSURE_ARG_POINTER(aFoundItem);
*aFoundItem = nsnull;
nsAutoString name(aName);
PRBool fIs_Content = PR_FALSE;
/* Special Cases */
if(name.Length() == 0)
return NS_OK;
if(name.EqualsIgnoreCase("_blank"))
return NS_OK;
if(name.EqualsIgnoreCase("_content"))
{
fIs_Content = PR_TRUE;
mXULWindow->GetPrimaryContentShell(aFoundItem);
if(*aFoundItem)
return NS_OK;
}
nsCOMPtr<nsIWindowMediator> windowMediator(do_GetService(kWindowMediatorCID));
NS_ENSURE_TRUE(windowMediator, NS_ERROR_FAILURE);
nsCOMPtr<nsISimpleEnumerator> windowEnumerator;
NS_ENSURE_SUCCESS(windowMediator->GetXULWindowEnumerator(nsnull,
getter_AddRefs(windowEnumerator)), NS_ERROR_FAILURE);
PRBool more;
windowEnumerator->HasMoreElements(&more);
while(more)
{
nsCOMPtr<nsISupports> nextWindow = nsnull;
windowEnumerator->GetNext(getter_AddRefs(nextWindow));
nsCOMPtr<nsIXULWindow> xulWindow(do_QueryInterface(nextWindow));
NS_ENSURE_TRUE(xulWindow, NS_ERROR_FAILURE);
nsCOMPtr<nsIDocShellTreeItem> shellAsTreeItem;
xulWindow->GetPrimaryContentShell(getter_AddRefs(shellAsTreeItem));
if(shellAsTreeItem)
{
if(fIs_Content)
{
*aFoundItem = shellAsTreeItem;
NS_ADDREF(*aFoundItem);
}
else if(aRequestor != shellAsTreeItem.get())
{
// Do this so we can pass in the tree owner as the requestor so the child knows not
// to call back up.
nsCOMPtr<nsIDocShellTreeOwner> shellOwner;
shellAsTreeItem->GetTreeOwner(getter_AddRefs(shellOwner));
nsCOMPtr<nsISupports> shellOwnerSupports(do_QueryInterface(shellOwner));
shellAsTreeItem->FindItemWithName(aName, shellOwnerSupports, aFoundItem);
}
if(*aFoundItem)
return NS_OK;
}
windowEnumerator->HasMoreElements(&more);
}
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::ContentShellAdded(nsIDocShellTreeItem* aContentShell,
PRBool aPrimary, const PRUnichar* aID)
{
mXULWindow->ContentShellAdded(aContentShell, aPrimary, aID);
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::GetPrimaryContentShell(nsIDocShellTreeItem** aShell)
{
return mXULWindow->GetPrimaryContentShell(aShell);
}
NS_IMETHODIMP nsContentTreeOwner::SizeShellTo(nsIDocShellTreeItem* aShellItem,
PRInt32 aCX, PRInt32 aCY)
{
return mXULWindow->SizeShellTo(aShellItem, aCX, aCY);
}
NS_IMETHODIMP
nsContentTreeOwner::SetPersistence(PRBool aPersistPosition,
PRBool aPersistSize,
PRBool aPersistSizeMode)
{
nsCOMPtr<nsIDOMElement> docShellElement;
mXULWindow->GetWindowDOMElement(getter_AddRefs(docShellElement));
if(!docShellElement)
return NS_ERROR_FAILURE;
nsAutoString persistString;
docShellElement->GetAttribute(NS_ConvertASCIItoUCS2("persist"), persistString);
PRBool saveString = PR_FALSE;
PRInt32 index;
// Set X
index = persistString.Find("screenX");
if (!aPersistPosition && index >= 0) {
persistString.Cut(index, 7);
saveString = PR_TRUE;
} else if (aPersistPosition && index < 0) {
persistString.AppendWithConversion(" screenX");
saveString = PR_TRUE;
}
// Set Y
index = persistString.Find("screenY");
if (!aPersistPosition && index >= 0) {
persistString.Cut(index, 7);
saveString = PR_TRUE;
} else if (aPersistPosition && index < 0) {
persistString.AppendWithConversion(" screenY");
saveString = PR_TRUE;
}
// Set CX
index = persistString.Find("width");
if (!aPersistSize && index >= 0) {
persistString.Cut(index, 5);
saveString = PR_TRUE;
} else if (aPersistSize && index < 0) {
persistString.AppendWithConversion(" width");
saveString = PR_TRUE;
}
// Set CY
index = persistString.Find("height");
if (!aPersistSize && index >= 0) {
persistString.Cut(index, 6);
saveString = PR_TRUE;
} else if (aPersistSize && index < 0) {
persistString.AppendWithConversion(" height");
saveString = PR_TRUE;
}
// Set SizeMode
index = persistString.Find("sizemode");
if (!aPersistSizeMode && (index >= 0)) {
persistString.Cut(index, 8);
saveString = PR_TRUE;
} else if (aPersistSizeMode && (index < 0)) {
persistString.AppendWithConversion(" sizemode");
saveString = PR_TRUE;
}
if(saveString)
docShellElement->SetAttribute(NS_ConvertASCIItoUCS2("persist"), persistString);
return NS_OK;
}
NS_IMETHODIMP
nsContentTreeOwner::GetPersistence(PRBool* aPersistPosition,
PRBool* aPersistSize,
PRBool* aPersistSizeMode)
{
nsCOMPtr<nsIDOMElement> docShellElement;
mXULWindow->GetWindowDOMElement(getter_AddRefs(docShellElement));
if(!docShellElement)
return NS_ERROR_FAILURE;
nsAutoString persistString;
docShellElement->GetAttribute(NS_ConvertASCIItoUCS2("persist"), persistString);
// data structure doesn't quite match the question, but it's close enough
// for what we want (since this method is never actually called...)
if (aPersistPosition)
*aPersistPosition = persistString.Find("screenX") >= 0 || persistString.Find("screenY") >= 0 ? PR_TRUE : PR_FALSE;
if (aPersistSize)
*aPersistSize = persistString.Find("width") >= 0 || persistString.Find("height") >= 0 ? PR_TRUE : PR_FALSE;
if (aPersistSizeMode)
*aPersistSizeMode = persistString.Find("sizemode") >= 0 ? PR_TRUE : PR_FALSE;
return NS_OK;
}
//*****************************************************************************
// nsContentTreeOwner::nsIWebBrowserChrome
//*****************************************************************************
NS_IMETHODIMP nsContentTreeOwner::SetStatus(PRUint32 aStatusType, const PRUnichar* aStatus)
{
nsCOMPtr<nsIDOMWindowInternal> domWindow;
mXULWindow->GetWindowDOMWindow(getter_AddRefs(domWindow));
nsCOMPtr<nsPIDOMWindow> piDOMWindow(do_QueryInterface(domWindow));
if(!piDOMWindow)
return NS_OK;
nsCOMPtr<nsISupports> xpConnectObj;
nsAutoString xulBrowserWinId; xulBrowserWinId.AssignWithConversion("XULBrowserWindow");
piDOMWindow->GetObjectProperty(xulBrowserWinId.get(), getter_AddRefs(xpConnectObj));
nsCOMPtr<nsIXULBrowserWindow> xulBrowserWindow(do_QueryInterface(xpConnectObj));
if (xulBrowserWindow)
{
switch(aStatusType)
{
case STATUS_SCRIPT:
xulBrowserWindow->SetJSStatus(aStatus);
break;
case STATUS_SCRIPT_DEFAULT:
xulBrowserWindow->SetJSDefaultStatus(aStatus);
break;
case STATUS_LINK:
xulBrowserWindow->SetOverLink(aStatus);
break;
}
}
//
// Force pending notifications to be processed immediately... This
// causes the status message to be displayed synchronously.
//
// XXX: This is nasty because we have to drill down to the nsIDocument to
// force the flushing...
//
nsCOMPtr<nsIDOMDocument> domDoc;
nsCOMPtr<nsIDocument> doc;
domWindow->GetDocument(getter_AddRefs(domDoc));
doc = do_QueryInterface(domDoc);
if (doc) {
doc->FlushPendingNotifications(PR_TRUE, PR_TRUE);
}
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::SetWebBrowser(nsIWebBrowser* aWebBrowser)
{
NS_ERROR("Haven't Implemented this yet");
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP nsContentTreeOwner::GetWebBrowser(nsIWebBrowser** aWebBrowser)
{
// Unimplemented, and probably will remain so; xpfe windows have docshells,
// not webbrowsers. Note that we're relying on this to differentiate
// embedded instances from Mozilla in nsWindowWatcher::InitializeDocshell.
// (Don't let me stop you, but keep that in mind.)
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP nsContentTreeOwner::SetChromeFlags(PRUint32 aChromeFlags)
{
mChromeFlags = aChromeFlags;
NS_ENSURE_SUCCESS(ApplyChromeFlags(), NS_ERROR_FAILURE);
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::GetChromeFlags(PRUint32* aChromeFlags)
{
NS_ENSURE_ARG_POINTER(aChromeFlags);
*aChromeFlags = mChromeFlags;
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::DestroyBrowserWindow()
{
NS_ERROR("Haven't Implemented this yet");
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP nsContentTreeOwner::SizeBrowserTo(PRInt32 aCX, PRInt32 aCY)
{
NS_ERROR("Haven't Implemented this yet");
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP nsContentTreeOwner::ShowAsModal()
{
return mXULWindow->ShowModal();
}
NS_IMETHODIMP nsContentTreeOwner::IsWindowModal(PRBool *_retval)
{
*_retval = mXULWindow->mContinueModalLoop;
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::ExitModalEventLoop(nsresult aStatus)
{
return mXULWindow->ExitModalLoop(aStatus);
}
//*****************************************************************************
// nsContentTreeOwner::nsIBaseWindow
//*****************************************************************************
NS_IMETHODIMP nsContentTreeOwner::InitWindow(nativeWindow aParentNativeWindow,
nsIWidget* parentWidget, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
{
// Ignore wigdet parents for now. Don't think those are a vaild thing to call.
NS_ENSURE_SUCCESS(SetPositionAndSize(x, y, cx, cy, PR_FALSE), NS_ERROR_FAILURE);
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::Create()
{
NS_ASSERTION(PR_FALSE, "You can't call this");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP nsContentTreeOwner::Destroy()
{
return mXULWindow->Destroy();
}
NS_IMETHODIMP nsContentTreeOwner::SetPosition(PRInt32 aX, PRInt32 aY)
{
return mXULWindow->SetPosition(aX, aY);
}
NS_IMETHODIMP nsContentTreeOwner::GetPosition(PRInt32* aX, PRInt32* aY)
{
return mXULWindow->GetPosition(aX, aY);
}
NS_IMETHODIMP nsContentTreeOwner::SetSize(PRInt32 aCX, PRInt32 aCY, PRBool aRepaint)
{
return mXULWindow->SetSize(aCX, aCY, aRepaint);
}
NS_IMETHODIMP nsContentTreeOwner::GetSize(PRInt32* aCX, PRInt32* aCY)
{
return mXULWindow->GetSize(aCX, aCY);
}
NS_IMETHODIMP nsContentTreeOwner::SetPositionAndSize(PRInt32 aX, PRInt32 aY,
PRInt32 aCX, PRInt32 aCY, PRBool aRepaint)
{
return mXULWindow->SetPositionAndSize(aX, aY, aCX, aCY, aRepaint);
}
NS_IMETHODIMP nsContentTreeOwner::GetPositionAndSize(PRInt32* aX, PRInt32* aY,
PRInt32* aCX, PRInt32* aCY)
{
return mXULWindow->GetPositionAndSize(aX, aY, aCX, aCY);
}
NS_IMETHODIMP nsContentTreeOwner::Repaint(PRBool aForce)
{
return mXULWindow->Repaint(aForce);
}
NS_IMETHODIMP nsContentTreeOwner::GetParentWidget(nsIWidget** aParentWidget)
{
return mXULWindow->GetParentWidget(aParentWidget);
}
NS_IMETHODIMP nsContentTreeOwner::SetParentWidget(nsIWidget* aParentWidget)
{
NS_ASSERTION(PR_FALSE, "You can't call this");
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsContentTreeOwner::GetParentNativeWindow(nativeWindow* aParentNativeWindow)
{
return mXULWindow->GetParentNativeWindow(aParentNativeWindow);
}
NS_IMETHODIMP nsContentTreeOwner::SetParentNativeWindow(nativeWindow aParentNativeWindow)
{
NS_ASSERTION(PR_FALSE, "You can't call this");
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsContentTreeOwner::GetVisibility(PRBool* aVisibility)
{
return mXULWindow->GetVisibility(aVisibility);
}
NS_IMETHODIMP nsContentTreeOwner::SetVisibility(PRBool aVisibility)
{
return mXULWindow->SetVisibility(aVisibility);
}
NS_IMETHODIMP nsContentTreeOwner::GetMainWidget(nsIWidget** aMainWidget)
{
NS_ENSURE_ARG_POINTER(aMainWidget);
*aMainWidget = mXULWindow->mWindow;
NS_IF_ADDREF(*aMainWidget);
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::SetFocus()
{
return mXULWindow->SetFocus();
}
NS_IMETHODIMP nsContentTreeOwner::GetTitle(PRUnichar** aTitle)
{
NS_ENSURE_ARG_POINTER(aTitle);
//XXX First Check In
NS_ASSERTION(PR_FALSE, "Not Yet Implemented");
return NS_OK;
}
NS_IMETHODIMP nsContentTreeOwner::SetTitle(const PRUnichar* aTitle)
{
// We only allow the title to be set from the primary content shell
if(!mPrimary || !mContentTitleSetting)
return NS_OK;
nsAutoString title;
nsAutoString docTitle(aTitle);
if(docTitle.Length() > 0)
{
if(mTitlePreface.Length() > 0)
{
// Title will be: "Preface: Doc Title - Mozilla"
title.Assign(mTitlePreface);
title.Append(docTitle);
}
else
{
// Title will be: "Doc Title - Mozilla"
title = docTitle;
}
title += mTitleSeparator + mWindowTitleModifier;
}
else
{
// Title will just be plain: Mozilla
title.Assign(mWindowTitleModifier);
}
// XXX Don't need to fully qualify this once I remove nsWebShellWindow::SetTitle
// return mXULWindow->SetTitle(title.get());
return mXULWindow->nsXULWindow::SetTitle(title.get());
}
//*****************************************************************************
// nsContentTreeOwner: Helpers
//*****************************************************************************
NS_IMETHODIMP nsContentTreeOwner::ApplyChromeFlags()
{
if(!mXULWindow->mChromeLoaded)
return NS_OK; // We'll do this later when chrome is loaded
nsCOMPtr<nsIDOMElement> window;
mXULWindow->GetWindowDOMElement(getter_AddRefs(window));
NS_ENSURE_TRUE(window, NS_ERROR_FAILURE);
// menubar has its own special treatment
mXULWindow->mWindow->ShowMenuBar(mChromeFlags &
nsIWebBrowserChrome::CHROME_MENUBAR ?
PR_TRUE : PR_FALSE);
// scrollbars have their own special treatment
mXULWindow->SetContentScrollbarVisibility(mChromeFlags &
nsIWebBrowserChrome::CHROME_SCROLLBARS ?
PR_TRUE : PR_FALSE);
/* the other flags are handled together. we have style rules
in navigator.css that trigger visibility based on
the 'chromehidden' attribute of the <window> tag. */
nsAutoString newvalue;
if (! (mChromeFlags & nsIWebBrowserChrome::CHROME_MENUBAR))
newvalue.Append(NS_LITERAL_STRING("menubar "));
if (! (mChromeFlags & nsIWebBrowserChrome::CHROME_TOOLBAR))
newvalue.Append(NS_LITERAL_STRING("toolbar "));
if (! (mChromeFlags & nsIWebBrowserChrome::CHROME_LOCATIONBAR))
newvalue.Append(NS_LITERAL_STRING("location "));
if (! (mChromeFlags & nsIWebBrowserChrome::CHROME_PERSONAL_TOOLBAR))
newvalue.Append(NS_LITERAL_STRING("directories "));
if (! (mChromeFlags & nsIWebBrowserChrome::CHROME_STATUSBAR))
newvalue.Append(NS_LITERAL_STRING("status "));
if (! (mChromeFlags & nsIWebBrowserChrome::CHROME_EXTRA))
newvalue.Append(NS_LITERAL_STRING("extrachrome"));
// Get the old value, to avoid useless style reflows if we're just
// setting stuff to the exact same thing.
nsAutoString oldvalue;
window->GetAttribute(NS_LITERAL_STRING("chromehidden"), oldvalue);
if (oldvalue != newvalue)
window->SetAttribute(NS_LITERAL_STRING("chromehidden"), newvalue);
return NS_OK;
}
//*****************************************************************************
// nsContentTreeOwner: Accessors
//*****************************************************************************
void nsContentTreeOwner::XULWindow(nsXULWindow* aXULWindow)
{
mXULWindow = aXULWindow;
if(mXULWindow && mPrimary)
{
// Get the window title modifiers
nsCOMPtr<nsIDOMElement> docShellElement;
mXULWindow->GetWindowDOMElement(getter_AddRefs(docShellElement));
nsAutoString contentTitleSetting;
if(docShellElement)
{
docShellElement->GetAttribute(NS_ConvertASCIItoUCS2("contenttitlesetting"), contentTitleSetting);
if(contentTitleSetting.EqualsWithConversion("true"))
{
mContentTitleSetting = PR_TRUE;
docShellElement->GetAttribute(NS_ConvertASCIItoUCS2("titlemodifier"), mWindowTitleModifier);
docShellElement->GetAttribute(NS_ConvertASCIItoUCS2("titlemenuseparator"), mTitleSeparator);
docShellElement->GetAttribute(NS_ConvertASCIItoUCS2("titlepreface"), mTitlePreface);
}
}
else
{
NS_ERROR("This condition should never happen. If it does, "
"we just won't get a modifier, but it still shouldn't happen.");
}
}
}
nsXULWindow* nsContentTreeOwner::XULWindow()
{
return mXULWindow;
}