src/cx/fbn/nevernote/gui/ContentView.java

   1 /*\r
   2  * This file is part of NeverNote \r
   3  * Copyright 2009 Randy Baumgarte\r
   4  * \r
   5  * This file may be licensed under the terms of of the\r
   6  * GNU General Public License Version 2 (the ``GPL'').\r
   7  *\r
   8  * Software distributed under the License is distributed\r
   9  * on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either\r
  10  * express or implied. See the GPL for the specific language\r
  11  * governing rights and limitations.\r
  12  *\r
  13  * You should have received a copy of the GPL along with this\r
  14  * program. If not, go to http://www.gnu.org/licenses/gpl.html\r
  15  * or write to the Free Software Foundation, Inc.,\r
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.\r
  17  *\r
  18 */\r
  19 package cx.fbn.nevernote.gui;\r
  20 \r
  21 import com.trolltech.qt.core.QEvent;\r
  22 import com.trolltech.qt.core.QMimeData;\r
  23 import com.trolltech.qt.core.Qt;\r
  24 import com.trolltech.qt.gui.QAction;\r
  25 import com.trolltech.qt.gui.QContextMenuEvent;\r
  26 import com.trolltech.qt.gui.QDropEvent;\r
  27 import com.trolltech.qt.gui.QKeyEvent;\r
  28 import com.trolltech.qt.gui.QKeySequence;\r
  29 import com.trolltech.qt.gui.QKeySequence.StandardKey;\r
  30 import com.trolltech.qt.gui.QMenu;\r
  31 import com.trolltech.qt.gui.QShortcut;\r
  32 import com.trolltech.qt.network.QNetworkRequest;\r
  33 import com.trolltech.qt.webkit.QWebPage;\r
  34 import com.trolltech.qt.webkit.QWebView;\r
  35 \r
  36 import cx.fbn.nevernote.Global;\r
  37 \r
  38 public class ContentView extends QWebView {\r
  39 \r
  40         BrowserWindow parent;\r
  41         QMenu contextMenu = new QMenu(this);\r
  42         QMenu tableMenu = new QMenu(this);\r
  43         QAction cutAction;\r
  44         QShortcut cutShortcut;\r
  45         QAction copyAction;\r
  46         QShortcut copyShortcut;\r
  47         QAction pasteAction;\r
  48         QShortcut pasteShortcut;\r
  49         QAction pasteWithoutFormatAction;\r
  50         QShortcut pasteWithoutFormatShortcut;\r
  51         QAction todoAction;\r
  52         QShortcut todoShortcut;\r
  53         QAction encryptAction;\r
  54         QShortcut encryptShortcut;\r
  55         QAction downloadAttachment;\r
  56         QShortcut downloadAttachmentShortcut;\r
  57         QAction downloadImage;\r
  58         QShortcut downloadImageShortcut;\r
  59         QAction rotateImageRight;\r
  60         QShortcut rotateImageRightShortcut;\r
  61         QAction rotateImageLeft;\r
  62         QShortcut rotateImageLeftShortcut;      \r
  63         QAction insertLinkAction;\r
  64         QShortcut insertLinkShortcut;\r
  65         QAction insertLatexAction;\r
  66         QShortcut insertLatexShortcut;\r
  67         QAction insertTableAction;\r
  68         QShortcut insertTableShortcut;\r
  69         QAction insertTableRowAction;\r
  70         QShortcut insertTableRowShortcut;\r
  71         QAction insertTableColumnAction;\r
  72         QShortcut insertTableColumnShortcut;\r
  73         QAction deleteTableRowAction;\r
  74         QShortcut deleteTableRowShortcut;\r
  75         QAction deleteTableColumnAction;\r
  76         QShortcut deleteTableColumnShortcut;\r
  77         QAction openAction;\r
  78         \r
  79         QAction redBackgroundColor;\r
  80         \r
  81         QShortcut insertDateTimeShortcut;\r
  82         \r
  83         Signal1<QNetworkRequest> downloadAttachmentRequested;\r
  84         Signal1<QNetworkRequest> downloadImageRequested;\r
  85         \r
  86         public ContentView(BrowserWindow p) {\r
  87                 parent=p;\r
  88                 contextMenu = new QMenu(this);\r
  89                 \r
  90                 openAction = new QAction(tr("Open"), this);\r
  91                 openAction.setText(tr("Open"));\r
  92                 contextMenu.addAction(openAction);\r
  93                 openAction.triggered.connect(parent, "openFile()");\r
  94                 \r
  95                 cutAction = new QAction(tr("Cut"), this);\r
  96                 cutAction.triggered.connect(parent, "cutClicked()");\r
  97                 contextMenu.addAction(cutAction); \r
  98                 contextMenu.insertSeparator(cutAction);\r
  99                 setupShortcut(cutAction, "Edit_Cut");\r
 100                 cutShortcut = new QShortcut(this);\r
 101                 cutShortcut.activated.connect(parent, "cutClicked()");\r
 102                 setupShortcut(cutShortcut, "Edit_Cut");\r
 103                 \r
 104                 copyAction = new QAction(tr("Copy"), this);\r
 105                 copyAction.triggered.connect(parent, "copyClicked()");\r
 106                 contextMenu.addAction(copyAction); \r
 107                 setupShortcut(copyAction, "Edit_Copy");\r
 108                 copyShortcut = new QShortcut(this);\r
 109                 copyShortcut.activated.connect(parent, "copyClicked()");\r
 110                 setupShortcut(copyShortcut, "Edit_Copy");\r
 111                 \r
 112                 pasteAction = pageAction(QWebPage.WebAction.Paste);\r
 113                 pasteAction.disconnect();\r
 114                 pasteAction.triggered.connect(parent, "pasteClicked()");\r
 115                 \r
 116                 contextMenu.addAction(pasteAction); \r
 117                 setupShortcut(pasteAction, "Edit_Paste");\r
 118                 pasteShortcut = new QShortcut(this);\r
 119                 pasteShortcut.activated.connect(parent, "pasteClicked()");\r
 120                 setupShortcut(pasteShortcut, "Edit_Paste");\r
 121                 \r
 122                 pasteWithoutFormatAction = new QAction(tr("Paste Without Formatting"), this);\r
 123                 pasteWithoutFormatAction.triggered.connect(parent, "pasteWithoutFormattingClicked()");\r
 124                 contextMenu.addAction(pasteWithoutFormatAction); \r
 125                 setupShortcut(pasteWithoutFormatAction, "Edit_Paste_Without_Formatting");\r
 126 //              pasteWithoutFormatShortcut = new QShortcut(this);\r
 127 //              pasteWithoutFormatShortcut.activated.connect(parent, "pasteWithoutFormattingClicked()");\r
 128 //              setupShortcut(pasteWithoutFormatShortcut, "Edit_Paste_Without_Formatting");\r
 129                 \r
 130                 contextMenu.addSeparator();\r
 131                 QMenu colorMenu = new QMenu(tr("Background Color"));\r
 132                 contextMenu.addMenu(colorMenu);\r
 133                 \r
 134                 colorMenu.addAction(setupColorMenuOption("White"));\r
 135                 colorMenu.addAction(setupColorMenuOption("Red"));\r
 136                 colorMenu.addAction(setupColorMenuOption("Blue"));\r
 137                 colorMenu.addAction(setupColorMenuOption("Green"));\r
 138                 colorMenu.addAction(setupColorMenuOption("Yellow"));\r
 139                 colorMenu.addAction(setupColorMenuOption("Black"));\r
 140                 colorMenu.addAction(setupColorMenuOption("Grey"));\r
 141                 colorMenu.addAction(setupColorMenuOption("Purple"));\r
 142                 colorMenu.addAction(setupColorMenuOption("Brown"));\r
 143                 colorMenu.addAction(setupColorMenuOption("Orange"));\r
 144                 colorMenu.addAction(setupColorMenuOption("Powder Blue"));\r
 145                 \r
 146                 \r
 147                 contextMenu.addSeparator();\r
 148                 todoAction = new QAction(tr("To-do"), this);\r
 149                 todoAction.triggered.connect(parent, "todoClicked()");\r
 150                 contextMenu.addAction(todoAction);\r
 151                 setupShortcut(todoAction, "Edit_Insert_Todo");\r
 152                 contextMenu.insertSeparator(todoAction);\r
 153                 todoShortcut = new QShortcut(this);\r
 154                 todoShortcut.activated.connect(parent, "todoClicked()");\r
 155                 setupShortcut(todoShortcut, "Edit_Insert_Todo");\r
 156                 \r
 157                 encryptAction = new QAction(tr("Encrypt Selected Text"), this);\r
 158                 encryptAction.triggered.connect(parent, "encryptText()");\r
 159                 contextMenu.addAction(encryptAction);\r
 160                 contextMenu.insertSeparator(encryptAction);\r
 161                 setupShortcut(encryptAction, "Edit_Encrypt_Text");\r
 162                 encryptAction.setEnabled(false);\r
 163                 encryptShortcut = new QShortcut(this);\r
 164                 encryptShortcut.activated.connect(parent, "encryptText()");\r
 165                 setupShortcut(encryptShortcut, "Edit_Encrypt_Text");\r
 166                 \r
 167                 insertLinkAction = new QAction(tr("Insert Hyperlink"), this);\r
 168                 insertLinkAction.triggered.connect(parent, "insertLink()");\r
 169                 setupShortcut(insertLinkAction, "Edit_Insert_Hyperlink");\r
 170                 contextMenu.addAction(insertLinkAction);\r
 171                 insertLinkAction.setEnabled(false);\r
 172                 insertLinkShortcut = new QShortcut(this);\r
 173                 setupShortcut(insertLinkShortcut, "Edit_Insert_Hyperlink");\r
 174                 insertLinkShortcut.activated.connect(parent, "insertLink()");\r
 175 \r
 176                 insertLatexAction = new QAction(tr("Insert LaTeX Formula"), this);\r
 177                 insertLatexAction.triggered.connect(parent, "insertLatex()");\r
 178                 setupShortcut(insertLatexAction, "Insert_Latex");\r
 179                 contextMenu.addAction(insertLatexAction);\r
 180                 insertLatexShortcut = new QShortcut(this);\r
 181                 setupShortcut(insertLatexShortcut, "Latex_Insert");\r
 182                 insertLatexShortcut.activated.connect(parent, "insertLatex()");\r
 183                 \r
 184                 contextMenu.addMenu(tableMenu);\r
 185                 tableMenu.setTitle("Table");\r
 186                 insertTableAction = new QAction(tr("Insert Table"), this);\r
 187                 insertTableAction.triggered.connect(parent, "insertTable()");\r
 188                 setupShortcut(insertTableAction, "Edit_Insert_Table");\r
 189                 tableMenu.addAction(insertTableAction);\r
 190                 insertTableShortcut = new QShortcut(this);\r
 191                 setupShortcut(insertTableShortcut, "Edit_Insert_Table");\r
 192                 insertTableShortcut.activated.connect(parent, "insertTable()");\r
 193 \r
 194                 insertTableRowAction = new QAction(tr("Insert Row"), this);\r
 195                 insertTableRowAction.triggered.connect(parent, "insertTableRow()");\r
 196                 setupShortcut(insertTableRowAction, "Edit_Insert_Table_Row");\r
 197                 tableMenu.addAction(insertTableRowAction);\r
 198                 insertTableRowShortcut = new QShortcut(this);\r
 199                 setupShortcut(insertTableRowShortcut, "Edit_Insert_Table_Row");\r
 200                 insertTableRowShortcut.activated.connect(parent, "insertTableRow()");\r
 201                 \r
 202                 insertTableColumnAction = new QAction(tr("Insert Column"), this);\r
 203                 insertTableColumnAction.triggered.connect(parent, "insertTableColumn()");\r
 204                 setupShortcut(insertTableColumnAction, "Edit_Insert_Table_Column");\r
 205                 tableMenu.addAction(insertTableColumnAction);\r
 206                 insertTableColumnShortcut = new QShortcut(this);\r
 207                 setupShortcut(insertTableColumnShortcut, "Edit_Insert_Table_Column");\r
 208                 insertTableColumnShortcut.activated.connect(parent, "insertTableColumn()");\r
 209                 \r
 210                 deleteTableRowAction = new QAction(tr("Delete Row"), this);\r
 211                 deleteTableRowAction.triggered.connect(parent, "deleteTableRow()");\r
 212                 setupShortcut(deleteTableRowAction, "Edit_Delete_Table_Row");\r
 213                 tableMenu.addAction(deleteTableRowAction);\r
 214                 deleteTableRowShortcut = new QShortcut(this);\r
 215                 setupShortcut(deleteTableRowShortcut, "Edit_Delete_Table_Row");\r
 216                 deleteTableRowShortcut.activated.connect(parent, "deleteTableRow()");\r
 217                 \r
 218                 deleteTableColumnAction = new QAction(tr("Delete Column"), this);\r
 219                 deleteTableColumnAction.triggered.connect(parent, "deleteTableColumn()");\r
 220                 setupShortcut(deleteTableColumnAction, "Edit_Delete_Table_Column");\r
 221                 tableMenu.addAction(deleteTableColumnAction);\r
 222                 deleteTableColumnShortcut = new QShortcut(this);\r
 223                 setupShortcut(deleteTableColumnShortcut, "Edit_Delete_Table_Column");\r
 224                 deleteTableColumnShortcut.activated.connect(parent, "deleteTableColumn()");\r
 225                 \r
 226                 \r
 227                 insertDateTimeShortcut = new QShortcut(this);\r
 228                 insertDateTimeShortcut.activated.connect(parent, "insertDateTime()");\r
 229                 setupShortcut(insertDateTimeShortcut, "Insert_DateTime");\r
 230                         \r
 231                 QMenu imageMenu = new QMenu();\r
 232                 imageMenu.setTitle(tr("Image"));\r
 233                 contextMenu.addMenu(imageMenu);\r
 234                 downloadImage = pageAction(QWebPage.WebAction.DownloadImageToDisk);\r
 235                 downloadImage.setText(tr("Save Image"));\r
 236                 imageMenu.addAction(downloadImage);\r
 237 //              contextMenu.insertSeparator(downloadImage);\r
 238 //              page().downloadRequested.connect(this, "downloadImage(QNetworkRequest)");\r
 239                 downloadImageRequested = new Signal1<QNetworkRequest>();\r
 240                 \r
 241                 rotateImageRight = new QAction(tr("Rotate Right"), this);\r
 242                 imageMenu.addAction(rotateImageRight);\r
 243                 rotateImageRight.triggered.connect(parent, "rotateImageRight()");\r
 244                 rotateImageRightShortcut = new QShortcut(this);\r
 245                 setupShortcut(rotateImageRightShortcut, "Edit_Image_Rotate_Right");\r
 246                 rotateImageRightShortcut.activated.connect(parent, "rotateImageRight()");\r
 247                 \r
 248                 rotateImageLeft = new QAction(tr("Rotate Left"), this);\r
 249                 imageMenu.addAction(rotateImageLeft);\r
 250                 rotateImageLeft.triggered.connect(parent, "rotateImageLeft()");\r
 251                 rotateImageLeftShortcut = new QShortcut(this);\r
 252                 setupShortcut(rotateImageLeftShortcut, "Edit_Image_Rotate_Left");\r
 253                 rotateImageLeftShortcut.activated.connect(parent, "rotateImageLeft()");\r
 254                 \r
 255                 downloadAttachment = pageAction(QWebPage.WebAction.DownloadLinkToDisk);\r
 256                 downloadAttachment.setText(tr("Save Attachment"));\r
 257                 contextMenu.addAction(downloadAttachment);\r
 258                 page().downloadRequested.connect(this, "downloadAttachment(QNetworkRequest)");\r
 259                 downloadAttachmentRequested = new Signal1<QNetworkRequest>();\r
 260                 \r
 261         }\r
 262         \r
 263         private void setupShortcut(QAction action, String text) {\r
 264                 if (!Global.shortcutKeys.containsAction(text))\r
 265                         return;\r
 266                 action.setShortcut(Global.shortcutKeys.getShortcut(text));\r
 267         }\r
 268         \r
 269         private void setupShortcut(QShortcut action, String text) {\r
 270                 if (!Global.shortcutKeys.containsAction(text))\r
 271                         return;\r
 272                 action.setKey(new QKeySequence(Global.shortcutKeys.getShortcut(text)));\r
 273         }\r
 274         \r
 275         private QAction setupColorMenuOption(String color) {\r
 276                 QAction backgroundColor = new QAction(tr(color), this);\r
 277                 color = color.replace(" ", "");\r
 278                 backgroundColor.triggered.connect(this, "setBackground"+color+"()");\r
 279                 return backgroundColor;\r
 280         }\r
 281         \r
 282         @Override\r
 283         public boolean event(QEvent event)\r
 284     {\r
 285         if (event.type().equals(QEvent.Type.KeyPress)) {\r
 286             QKeyEvent ke = (QKeyEvent) event;\r
 287             if (ke.key() == Qt.Key.Key_Tab.value()) {\r
 288                         parent.tabPressed();\r
 289                         ke.accept();\r
 290                 return true;\r
 291             }\r
 292             if (ke.key() == Qt.Key.Key_Backtab.value()) {\r
 293                 parent.backtabPressed();\r
 294                 return true;\r
 295             }\r
 296         }\r
 297         return super.event(event);\r
 298     }\r
 299         \r
 300         \r
 301         @Override\r
 302         public void keyPressEvent(QKeyEvent e) {\r
 303                         \r
 304                 // This is done because if we set the content editable, the scroll keys are\r
 305                 // ignored by webkit.\r
 306                 if (e.key() == Qt.Key.Key_PageUp.value() || e.key() == Qt.Key.Key_PageDown.value()) {\r
 307                         int bottom = page().mainFrame().geometry().bottom();\r
 308                         int top = page().mainFrame().geometry().top();\r
 309                         int scrollValue = top-bottom;\r
 310                         if (e.key() == Qt.Key.Key_PageDown.value())\r
 311                                 scrollValue = -1*scrollValue;\r
 312                         page().mainFrame().scroll(0, scrollValue);\r
 313                 }\r
 314                                 \r
 315                 // This is done to allow proper pasting of resources, otherwise it messes up multiple pastes\r
 316                 if (e.matches(StandardKey.Paste)) {\r
 317                         parent.pasteClicked();\r
 318                         e.accept();\r
 319                         return;\r
 320                 }\r
 321                 super.keyPressEvent(e);\r
 322         }\r
 323 \r
 324 //      public void downloadImage(QNetworkRequest req) {\r
 325 //              System.out.println(req.url().toString());\r
 326 //              downloadImageRequested.emit(req);\r
 327 //      }\r
 328         public void downloadAttachment(QNetworkRequest req) {\r
 329                 downloadAttachmentRequested.emit(req);\r
 330         }\r
 331 \r
 332         \r
 333         @Override\r
 334         public void dropEvent(QDropEvent e) {\r
 335                 setFocus();\r
 336                 QMimeData mime = e.mimeData();\r
 337                 parent.handleUrls(mime);\r
 338                 parent.contentChanged();\r
 339 //              triggerPageAction(WebAction.Reload);\r
 340         }\r
 341         \r
 342         @Override\r
 343         public void contextMenuEvent(QContextMenuEvent event) {\r
 344                 if (event != null)\r
 345                         contextMenu.exec(event.globalPos());\r
 346         }\r
 347 \r
 348         \r
 349         \r
 350         @SuppressWarnings("unused")\r
 351         private void setBackgroundWhite() {parent.setBackgroundColor("white");}\r
 352         @SuppressWarnings("unused")\r
 353         private void setBackgroundRed() {parent.setBackgroundColor("red");}\r
 354         @SuppressWarnings("unused")\r
 355         private void setBackgroundBlue() {parent.setBackgroundColor("blue");}\r
 356         @SuppressWarnings("unused")\r
 357         private void setBackgroundGreen() {parent.setBackgroundColor("green");}\r
 358         @SuppressWarnings("unused")\r
 359         private void setBackgroundYellow() {parent.setBackgroundColor("yellow");}\r
 360         @SuppressWarnings("unused")\r
 361         private void setBackgroundBlack() {parent.setBackgroundColor("black");}\r
 362         @SuppressWarnings("unused")\r
 363         private void setBackgroundPurple() {parent.setBackgroundColor("purple");}\r
 364         @SuppressWarnings("unused")\r
 365         private void setBackgroundBrown() {parent.setBackgroundColor("brown");}\r
 366         @SuppressWarnings("unused")\r
 367         private void setBackgroundGrey() {parent.setBackgroundColor("grey");}\r
 368         @SuppressWarnings("unused")\r
 369         private void setBackgroundOrange() {parent.setBackgroundColor("orange");}\r
 370         @SuppressWarnings("unused")\r
 371         private void setBackgroundPowderBlue() {parent.setBackgroundColor("powderblue");}\r
 372 \r
 373 \r
 374 }\r