LCOV - code coverage report
Current view: directory - editor/libeditor/html - nsHTMLInlineTableEditor.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 135 0 0.0 %
Date: 2012-06-02 Functions: 8 0 0.0 %

       1                 : /* ***** BEGIN LICENSE BLOCK *****
       2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3                 :  *
       4                 :  * The contents of this file are subject to the Mozilla Public License Version
       5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       6                 :  * the License. You may obtain a copy of the License at
       7                 :  * http://www.mozilla.org/MPL/
       8                 :  *
       9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11                 :  * for the specific language governing rights and limitations under the
      12                 :  * License.
      13                 :  *
      14                 :  * The Original Code is Mozilla.org.
      15                 :  *
      16                 :  * The Initial Developer of the Original Code is
      17                 :  * Netscape Communications Corp.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2003
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *   Daniel Glazman (glazman@netscape.com) (Original author)
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      26                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : #include "nsHTMLEditor.h"
      39                 : #include "nsIDOMHTMLElement.h"
      40                 : #include "nsIDOMEventTarget.h"
      41                 : #include "nsIPresShell.h"
      42                 : #include "nsIDocumentObserver.h"
      43                 : #include "nsIContent.h"
      44                 : #include "nsHTMLEditUtils.h"
      45                 : #include "nsReadableUtils.h"
      46                 : #include "mozilla/dom/Element.h"
      47                 : 
      48                 : // Uncomment the following line if you want to disable
      49                 : // table deletion when the only column/row is removed
      50                 : // #define DISABLE_TABLE_DELETION 1
      51                 : 
      52                 : NS_IMETHODIMP
      53               0 : nsHTMLEditor::SetInlineTableEditingEnabled(bool aIsEnabled)
      54                 : {
      55               0 :   mIsInlineTableEditingEnabled = aIsEnabled;
      56               0 :   return NS_OK;
      57                 : }
      58                 : 
      59                 : NS_IMETHODIMP
      60               0 : nsHTMLEditor::GetInlineTableEditingEnabled(bool * aIsEnabled)
      61                 : {
      62               0 :   *aIsEnabled = mIsInlineTableEditingEnabled;
      63               0 :   return NS_OK;
      64                 : }
      65                 : 
      66                 : NS_IMETHODIMP
      67               0 : nsHTMLEditor::ShowInlineTableEditingUI(nsIDOMElement * aCell)
      68                 : {
      69               0 :   NS_ENSURE_ARG_POINTER(aCell);
      70                 : 
      71                 :   // do nothing if aCell is not a table cell...
      72               0 :   if (!nsHTMLEditUtils::IsTableCell(aCell))
      73               0 :     return NS_OK;
      74                 : 
      75               0 :   if (mInlineEditedCell) {
      76               0 :     NS_ERROR("call HideInlineTableEditingUI first");
      77               0 :     return NS_ERROR_UNEXPECTED;
      78                 :   }
      79                 : 
      80                 :   // the resizers and the shadow will be anonymous children of the body
      81               0 :   nsCOMPtr<nsIDOMElement> bodyElement = do_QueryInterface(GetRoot());
      82               0 :   NS_ENSURE_TRUE(bodyElement, NS_ERROR_NULL_POINTER);
      83                 : 
      84               0 :   CreateAnonymousElement(NS_LITERAL_STRING("a"), bodyElement,
      85               0 :                          NS_LITERAL_STRING("mozTableAddColumnBefore"),
      86               0 :                          false, getter_AddRefs(mAddColumnBeforeButton));
      87               0 :   CreateAnonymousElement(NS_LITERAL_STRING("a"), bodyElement,
      88               0 :                          NS_LITERAL_STRING("mozTableRemoveColumn"),
      89               0 :                          false, getter_AddRefs(mRemoveColumnButton));
      90               0 :   CreateAnonymousElement(NS_LITERAL_STRING("a"), bodyElement,
      91               0 :                          NS_LITERAL_STRING("mozTableAddColumnAfter"),
      92               0 :                          false, getter_AddRefs(mAddColumnAfterButton));
      93                 : 
      94               0 :   CreateAnonymousElement(NS_LITERAL_STRING("a"), bodyElement,
      95               0 :                          NS_LITERAL_STRING("mozTableAddRowBefore"),
      96               0 :                          false, getter_AddRefs(mAddRowBeforeButton));
      97               0 :   CreateAnonymousElement(NS_LITERAL_STRING("a"), bodyElement,
      98               0 :                          NS_LITERAL_STRING("mozTableRemoveRow"),
      99               0 :                          false, getter_AddRefs(mRemoveRowButton));
     100               0 :   CreateAnonymousElement(NS_LITERAL_STRING("a"), bodyElement,
     101               0 :                          NS_LITERAL_STRING("mozTableAddRowAfter"),
     102               0 :                          false, getter_AddRefs(mAddRowAfterButton));
     103                 : 
     104               0 :   AddMouseClickListener(mAddColumnBeforeButton);
     105               0 :   AddMouseClickListener(mRemoveColumnButton);
     106               0 :   AddMouseClickListener(mAddColumnAfterButton);
     107               0 :   AddMouseClickListener(mAddRowBeforeButton);
     108               0 :   AddMouseClickListener(mRemoveRowButton);
     109               0 :   AddMouseClickListener(mAddRowAfterButton);
     110                 : 
     111               0 :   mInlineEditedCell = aCell;
     112               0 :   return RefreshInlineTableEditingUI();
     113                 : }
     114                 : 
     115                 : NS_IMETHODIMP
     116               0 : nsHTMLEditor::HideInlineTableEditingUI()
     117                 : {
     118               0 :   mInlineEditedCell = nsnull;
     119                 : 
     120               0 :   RemoveMouseClickListener(mAddColumnBeforeButton);
     121               0 :   RemoveMouseClickListener(mRemoveColumnButton);
     122               0 :   RemoveMouseClickListener(mAddColumnAfterButton);
     123               0 :   RemoveMouseClickListener(mAddRowBeforeButton);
     124               0 :   RemoveMouseClickListener(mRemoveRowButton);
     125               0 :   RemoveMouseClickListener(mAddRowAfterButton);
     126                 : 
     127                 :   // get the presshell's document observer interface.
     128               0 :   nsCOMPtr<nsIPresShell> ps = GetPresShell();
     129                 :   // We allow the pres shell to be null; when it is, we presume there
     130                 :   // are no document observers to notify, but we still want to
     131                 :   // UnbindFromTree.
     132                 : 
     133                 :   // get the root content node.
     134               0 :   nsCOMPtr<nsIContent> bodyContent = GetRoot();
     135               0 :   NS_ENSURE_TRUE(bodyContent, NS_ERROR_FAILURE);
     136                 : 
     137               0 :   DeleteRefToAnonymousNode(mAddColumnBeforeButton, bodyContent, ps);
     138               0 :   mAddColumnBeforeButton = nsnull;
     139               0 :   DeleteRefToAnonymousNode(mRemoveColumnButton, bodyContent, ps);
     140               0 :   mRemoveColumnButton = nsnull;
     141               0 :   DeleteRefToAnonymousNode(mAddColumnAfterButton, bodyContent, ps);
     142               0 :   mAddColumnAfterButton = nsnull;
     143               0 :   DeleteRefToAnonymousNode(mAddRowBeforeButton, bodyContent, ps);
     144               0 :   mAddRowBeforeButton = nsnull;
     145               0 :   DeleteRefToAnonymousNode(mRemoveRowButton, bodyContent, ps);
     146               0 :   mRemoveRowButton = nsnull;
     147               0 :   DeleteRefToAnonymousNode(mAddRowAfterButton, bodyContent, ps);
     148               0 :   mAddRowAfterButton = nsnull;
     149                 : 
     150               0 :   return NS_OK;
     151                 : }
     152                 : 
     153                 : NS_IMETHODIMP
     154               0 : nsHTMLEditor::DoInlineTableEditingAction(nsIDOMElement * aElement)
     155                 : {
     156               0 :   NS_ENSURE_ARG_POINTER(aElement);
     157               0 :   bool anonElement = false;
     158               0 :   if (aElement &&
     159               0 :       NS_SUCCEEDED(aElement->HasAttribute(NS_LITERAL_STRING("_moz_anonclass"), &anonElement)) &&
     160                 :       anonElement) {
     161               0 :     nsAutoString anonclass;
     162               0 :     nsresult res = aElement->GetAttribute(NS_LITERAL_STRING("_moz_anonclass"), anonclass);
     163               0 :     NS_ENSURE_SUCCESS(res, res);
     164                 : 
     165               0 :     if (!StringBeginsWith(anonclass, NS_LITERAL_STRING("mozTable")))
     166               0 :       return NS_OK;
     167                 : 
     168               0 :     nsCOMPtr<nsIDOMNode> tableNode = GetEnclosingTable(mInlineEditedCell);
     169               0 :     nsCOMPtr<nsIDOMElement> tableElement = do_QueryInterface(tableNode);
     170                 :     PRInt32 rowCount, colCount;
     171               0 :     res = GetTableSize(tableElement, &rowCount, &colCount);
     172               0 :     NS_ENSURE_SUCCESS(res, res);
     173                 : 
     174               0 :     bool hideUI = false;
     175               0 :     bool hideResizersWithInlineTableUI = (mResizedObject == tableElement);
     176                 : 
     177               0 :     if (anonclass.EqualsLiteral("mozTableAddColumnBefore"))
     178               0 :       InsertTableColumn(1, false);
     179               0 :     else if (anonclass.EqualsLiteral("mozTableAddColumnAfter"))
     180               0 :       InsertTableColumn(1, true);
     181               0 :     else if (anonclass.EqualsLiteral("mozTableAddRowBefore"))
     182               0 :       InsertTableRow(1, false);
     183               0 :     else if (anonclass.EqualsLiteral("mozTableAddRowAfter"))
     184               0 :       InsertTableRow(1, true);
     185               0 :     else if (anonclass.EqualsLiteral("mozTableRemoveColumn")) {
     186               0 :       DeleteTableColumn(1);
     187                 : #ifndef DISABLE_TABLE_DELETION
     188               0 :       hideUI = (colCount == 1);
     189                 : #endif
     190                 :     }
     191               0 :     else if (anonclass.EqualsLiteral("mozTableRemoveRow")) {
     192               0 :       DeleteTableRow(1);
     193                 : #ifndef DISABLE_TABLE_DELETION
     194               0 :       hideUI = (rowCount == 1);
     195                 : #endif
     196                 :     }
     197                 :     else
     198               0 :       return NS_OK;
     199                 : 
     200               0 :     if (hideUI) {
     201               0 :       HideInlineTableEditingUI();
     202               0 :       if (hideResizersWithInlineTableUI)
     203               0 :         HideResizers();
     204                 :     }
     205                 :   }
     206                 : 
     207               0 :   return NS_OK;
     208                 : }
     209                 : 
     210                 : void
     211               0 : nsHTMLEditor::AddMouseClickListener(nsIDOMElement * aElement)
     212                 : {
     213               0 :   nsCOMPtr<nsIDOMEventTarget> evtTarget(do_QueryInterface(aElement));
     214               0 :   if (evtTarget) {
     215               0 :     evtTarget->AddEventListener(NS_LITERAL_STRING("click"),
     216               0 :                                 mEventListener, true);
     217                 :   }
     218               0 : }
     219                 : 
     220                 : void
     221               0 : nsHTMLEditor::RemoveMouseClickListener(nsIDOMElement * aElement)
     222                 : {
     223               0 :   nsCOMPtr<nsIDOMEventTarget> evtTarget(do_QueryInterface(aElement));
     224               0 :   if (evtTarget) {
     225               0 :     evtTarget->RemoveEventListener(NS_LITERAL_STRING("click"),
     226               0 :                                    mEventListener, true);
     227                 :   }
     228               0 : }
     229                 : 
     230                 : NS_IMETHODIMP
     231               0 : nsHTMLEditor::RefreshInlineTableEditingUI()
     232                 : {
     233               0 :   nsCOMPtr<nsIDOMHTMLElement> htmlElement = do_QueryInterface(mInlineEditedCell);
     234               0 :   if (!htmlElement) {
     235               0 :     return NS_ERROR_NULL_POINTER;
     236                 :   }
     237                 : 
     238                 :   PRInt32 xCell, yCell, wCell, hCell;
     239               0 :   GetElementOrigin(mInlineEditedCell, xCell, yCell);
     240                 : 
     241               0 :   nsresult res = htmlElement->GetOffsetWidth(&wCell);
     242               0 :   NS_ENSURE_SUCCESS(res, res);
     243               0 :   res = htmlElement->GetOffsetHeight(&hCell);
     244               0 :   NS_ENSURE_SUCCESS(res, res);
     245                 : 
     246               0 :   PRInt32 xHoriz = xCell + wCell/2;
     247               0 :   PRInt32 yVert  = yCell + hCell/2;
     248                 : 
     249               0 :   nsCOMPtr<nsIDOMNode> tableNode = GetEnclosingTable(mInlineEditedCell);
     250               0 :   nsCOMPtr<nsIDOMElement> tableElement = do_QueryInterface(tableNode);
     251                 :   PRInt32 rowCount, colCount;
     252               0 :   res = GetTableSize(tableElement, &rowCount, &colCount);
     253               0 :   NS_ENSURE_SUCCESS(res, res);
     254                 : 
     255               0 :   SetAnonymousElementPosition(xHoriz-10, yCell-7,  mAddColumnBeforeButton);
     256                 : #ifdef DISABLE_TABLE_DELETION
     257                 :   NS_NAMED_LITERAL_STRING(classStr, "class");
     258                 : 
     259                 :   if (colCount== 1) {
     260                 :     mRemoveColumnButton->SetAttribute(classStr,
     261                 :                                       NS_LITERAL_STRING("hidden"));
     262                 :   }
     263                 :   else {
     264                 :     bool hasClass = false;
     265                 :     res = mRemoveColumnButton->HasAttribute(classStr, &hasClass);
     266                 :     if (NS_SUCCEEDED(res) && hasClass)
     267                 :       mRemoveColumnButton->RemoveAttribute(classStr);
     268                 : #endif
     269               0 :     SetAnonymousElementPosition(xHoriz-4, yCell-7,  mRemoveColumnButton);
     270                 : #ifdef DISABLE_TABLE_DELETION
     271                 :   }
     272                 : #endif
     273               0 :   SetAnonymousElementPosition(xHoriz+6, yCell-7,  mAddColumnAfterButton);
     274                 : 
     275               0 :   SetAnonymousElementPosition(xCell-7, yVert-10,  mAddRowBeforeButton);
     276                 : #ifdef DISABLE_TABLE_DELETION
     277                 :   if (rowCount== 1) {
     278                 :     mRemoveRowButton->SetAttribute(classStr,
     279                 :                                    NS_LITERAL_STRING("hidden"));
     280                 :   }
     281                 :   else {
     282                 :     bool hasClass = false;
     283                 :     res = mRemoveRowButton->HasAttribute(classStr, &hasClass);
     284                 :     if (NS_SUCCEEDED(res) && hasClass)
     285                 :       mRemoveRowButton->RemoveAttribute(classStr);
     286                 : #endif
     287               0 :     SetAnonymousElementPosition(xCell-7, yVert-4,  mRemoveRowButton);
     288                 : #ifdef DISABLE_TABLE_DELETION
     289                 :   }
     290                 : #endif
     291               0 :   SetAnonymousElementPosition(xCell-7, yVert+6,  mAddRowAfterButton);
     292                 : 
     293               0 :   return NS_OK;
     294                 : }
     295                 : 

Generated by: LCOV version 1.7