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

   1 /*\r
   2  * This file is part of NixNote \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         QAction insertQuickLinkAction;\r
  79         QShortcut insertQuickLinkShortcut;\r
  80         \r
  81         QAction redBackgroundColor;\r
  82         \r
  83         QShortcut insertDateTimeShortcut;\r
  84         \r
  85         Signal1<QNetworkRequest> downloadAttachmentRequested;\r
  86         Signal1<QNetworkRequest> downloadImageRequested;\r
  87         \r
  88         public ContentView(BrowserWindow p) {\r
  89                 parent=p;\r
  90                 contextMenu = new QMenu(this);\r
  91                 \r
  92                 openAction = new QAction(tr("Open"), this);\r
  93                 openAction.setText(tr("Open"));\r
  94                 contextMenu.addAction(openAction);\r
  95                 openAction.triggered.connect(parent, "openFile()");\r
  96                 \r
  97                 cutAction = new QAction(tr("Cut"), this);\r
  98                 cutAction.triggered.connect(parent, "cutClicked()");\r
  99                 contextMenu.addAction(cutAction); \r
 100                 contextMenu.insertSeparator(cutAction);\r
 101                 setupShortcut(cutAction, "Edit_Cut");\r
 102                 cutShortcut = new QShortcut(this);\r
 103                 cutShortcut.activated.connect(parent, "cutClicked()");\r
 104                 setupShortcut(cutShortcut, "Edit_Cut");\r
 105                 \r
 106                 copyAction = new QAction(tr("Copy"), this);\r
 107                 copyAction.triggered.connect(parent, "copyClicked()");\r
 108                 contextMenu.addAction(copyAction); \r
 109                 setupShortcut(copyAction, "Edit_Copy");\r
 110                 copyShortcut = new QShortcut(this);\r
 111                 copyShortcut.activated.connect(parent, "copyClicked()");\r
 112                 setupShortcut(copyShortcut, "Edit_Copy");\r
 113                 \r
 114                 pasteAction = pageAction(QWebPage.WebAction.Paste);\r
 115                 pasteAction.disconnect();\r
 116                 pasteAction.triggered.connect(parent, "pasteClicked()");\r
 117                 \r
 118                 contextMenu.addAction(pasteAction); \r
 119                 setupShortcut(pasteAction, "Edit_Paste");\r
 120                 pasteShortcut = new QShortcut(this);\r
 121                 pasteShortcut.activated.connect(parent, "pasteClicked()");\r
 122                 setupShortcut(pasteShortcut, "Edit_Paste");\r
 123                 \r
 124                 pasteWithoutFormatAction = new QAction(tr("Paste Without Formatting"), this);\r
 125                 pasteWithoutFormatAction.triggered.connect(parent, "pasteWithoutFormattingClicked()");\r
 126                 contextMenu.addAction(pasteWithoutFormatAction); \r
 127                 setupShortcut(pasteWithoutFormatAction, "Edit_Paste_Without_Formatting");\r
 128 //              pasteWithoutFormatShortcut = new QShortcut(this);\r
 129 //              pasteWithoutFormatShortcut.activated.connect(parent, "pasteWithoutFormattingClicked()");\r
 130 //              setupShortcut(pasteWithoutFormatShortcut, "Edit_Paste_Without_Formatting");\r
 131                 \r
 132                 contextMenu.addSeparator();\r
 133                 QMenu colorMenu = new QMenu(tr("Background Color"));\r
 134                 contextMenu.addMenu(colorMenu);\r
 135                 \r
 136                 colorMenu.addAction(setupColorMenuOption("White"));\r
 137                 colorMenu.addAction(setupColorMenuOption("Red"));\r
 138                 colorMenu.addAction(setupColorMenuOption("Blue"));\r
 139                 colorMenu.addAction(setupColorMenuOption("Green"));\r
 140                 colorMenu.addAction(setupColorMenuOption("Yellow"));\r
 141                 colorMenu.addAction(setupColorMenuOption("Black"));\r
 142                 colorMenu.addAction(setupColorMenuOption("Grey"));\r
 143                 colorMenu.addAction(setupColorMenuOption("Purple"));\r
 144                 colorMenu.addAction(setupColorMenuOption("Brown"));\r
 145                 colorMenu.addAction(setupColorMenuOption("Orange"));\r
 146                 colorMenu.addAction(setupColorMenuOption("Powder Blue"));\r
 147                 \r
 148                 \r
 149                 contextMenu.addSeparator();\r
 150                 todoAction = new QAction(tr("To-do"), this);\r
 151                 todoAction.triggered.connect(parent, "todoClicked()");\r
 152                 contextMenu.addAction(todoAction);\r
 153                 setupShortcut(todoAction, "Edit_Insert_Todo");\r
 154                 contextMenu.insertSeparator(todoAction);\r
 155                 todoShortcut = new QShortcut(this);\r
 156                 todoShortcut.activated.connect(parent, "todoClicked()");\r
 157                 setupShortcut(todoShortcut, "Edit_Insert_Todo");\r
 158                 \r
 159                 encryptAction = new QAction(tr("Encrypt Selected Text"), this);\r
 160                 encryptAction.triggered.connect(parent, "encryptText()");\r
 161                 contextMenu.addAction(encryptAction);\r
 162                 contextMenu.insertSeparator(encryptAction);\r
 163                 setupShortcut(encryptAction, "Edit_Encrypt_Text");\r
 164                 encryptAction.setEnabled(false);\r
 165                 encryptShortcut = new QShortcut(this);\r
 166                 encryptShortcut.activated.connect(parent, "encryptText()");\r
 167                 setupShortcut(encryptShortcut, "Edit_Encrypt_Text");\r
 168                 \r
 169                 insertLinkAction = new QAction(tr("Insert Hyperlink"), this);\r
 170                 insertLinkAction.triggered.connect(parent, "insertLink()");\r
 171                 setupShortcut(insertLinkAction, "Edit_Insert_Hyperlink");\r
 172                 contextMenu.addAction(insertLinkAction);\r
 173                 insertLinkAction.setEnabled(false);\r
 174                 insertLinkShortcut = new QShortcut(this);\r
 175                 setupShortcut(insertLinkShortcut, "Edit_Insert_Hyperlink");\r
 176                 insertLinkShortcut.activated.connect(parent, "insertLink()");\r
 177                 \r
 178                 insertQuickLinkAction = new QAction(tr("Quick Link"), this);\r
 179                 insertQuickLinkAction.triggered.connect(parent, "insertQuickLink()");\r
 180                 setupShortcut(insertQuickLinkAction, "Edit_Insert_QuickLink");\r
 181                 contextMenu.addAction(insertQuickLinkAction);\r
 182                 insertQuickLinkAction.setEnabled(false);\r
 183                 insertQuickLinkShortcut = new QShortcut(this);\r
 184                 setupShortcut(insertQuickLinkShortcut, "Edit_Insert_Quicklink");\r
 185                 insertQuickLinkShortcut.activated.connect(parent, "insertQuickLink()");\r
 186 \r
 187                 insertLatexAction = new QAction(tr("Insert LaTeX Formula"), this);\r
 188                 insertLatexAction.triggered.connect(parent, "insertLatex()");\r
 189                 setupShortcut(insertLatexAction, "Edit_Insert_Latex");\r
 190                 contextMenu.addAction(insertLatexAction);\r
 191                 insertLatexShortcut = new QShortcut(this);\r
 192                 setupShortcut(insertLatexShortcut, "Edit_Insert_Latex");\r
 193                 insertLatexShortcut.activated.connect(parent, "insertLatex()");\r
 194                 \r
 195                 contextMenu.addMenu(tableMenu);\r
 196                 tableMenu.setTitle("Table");\r
 197                 insertTableAction = new QAction(tr("Insert Table"), this);\r
 198                 insertTableAction.triggered.connect(parent, "insertTable()");\r
 199                 setupShortcut(insertTableAction, "Edit_Insert_Table");\r
 200                 tableMenu.addAction(insertTableAction);\r
 201                 insertTableShortcut = new QShortcut(this);\r
 202                 setupShortcut(insertTableShortcut, "Edit_Insert_Table");\r
 203                 insertTableShortcut.activated.connect(parent, "insertTable()");\r
 204 \r
 205                 insertTableRowAction = new QAction(tr("Insert Row"), this);\r
 206                 insertTableRowAction.triggered.connect(parent, "insertTableRow()");\r
 207                 setupShortcut(insertTableRowAction, "Edit_Insert_Table_Row");\r
 208                 tableMenu.addAction(insertTableRowAction);\r
 209                 insertTableRowShortcut = new QShortcut(this);\r
 210                 setupShortcut(insertTableRowShortcut, "Edit_Insert_Table_Row");\r
 211                 insertTableRowShortcut.activated.connect(parent, "insertTableRow()");\r
 212                 \r
 213                 insertTableColumnAction = new QAction(tr("Insert Column"), this);\r
 214                 insertTableColumnAction.triggered.connect(parent, "insertTableColumn()");\r
 215                 setupShortcut(insertTableColumnAction, "Edit_Insert_Table_Column");\r
 216                 tableMenu.addAction(insertTableColumnAction);\r
 217                 insertTableColumnShortcut = new QShortcut(this);\r
 218                 setupShortcut(insertTableColumnShortcut, "Edit_Insert_Table_Column");\r
 219                 insertTableColumnShortcut.activated.connect(parent, "insertTableColumn()");\r
 220                 \r
 221                 deleteTableRowAction = new QAction(tr("Delete Row"), this);\r
 222                 deleteTableRowAction.triggered.connect(parent, "deleteTableRow()");\r
 223                 setupShortcut(deleteTableRowAction, "Edit_Delete_Table_Row");\r
 224                 tableMenu.addAction(deleteTableRowAction);\r
 225                 deleteTableRowShortcut = new QShortcut(this);\r
 226                 setupShortcut(deleteTableRowShortcut, "Edit_Delete_Table_Row");\r
 227                 deleteTableRowShortcut.activated.connect(parent, "deleteTableRow()");\r
 228                 \r
 229                 deleteTableColumnAction = new QAction(tr("Delete Column"), this);\r
 230                 deleteTableColumnAction.triggered.connect(parent, "deleteTableColumn()");\r
 231                 setupShortcut(deleteTableColumnAction, "Edit_Delete_Table_Column");\r
 232                 tableMenu.addAction(deleteTableColumnAction);\r
 233                 deleteTableColumnShortcut = new QShortcut(this);\r
 234                 setupShortcut(deleteTableColumnShortcut, "Edit_Delete_Table_Column");\r
 235                 deleteTableColumnShortcut.activated.connect(parent, "deleteTableColumn()");\r
 236                 \r
 237                 \r
 238                 insertDateTimeShortcut = new QShortcut(this);\r
 239                 insertDateTimeShortcut.activated.connect(parent, "insertDateTime()");\r
 240                 setupShortcut(insertDateTimeShortcut, "Insert_DateTime");\r
 241                         \r
 242                 QMenu imageMenu = new QMenu();\r
 243                 imageMenu.setTitle(tr("Image"));\r
 244                 contextMenu.addMenu(imageMenu);\r
 245                 downloadImage = pageAction(QWebPage.WebAction.DownloadImageToDisk);\r
 246                 downloadImage.setText(tr("Save Image"));\r
 247                 imageMenu.addAction(downloadImage);\r
 248 //              contextMenu.insertSeparator(downloadImage);\r
 249 //              page().downloadRequested.connect(this, "downloadImage(QNetworkRequest)");\r
 250                 downloadImageRequested = new Signal1<QNetworkRequest>();\r
 251                 \r
 252                 rotateImageRight = new QAction(tr("Rotate Right"), this);\r
 253                 imageMenu.addAction(rotateImageRight);\r
 254                 rotateImageRight.triggered.connect(parent, "rotateImageRight()");\r
 255                 rotateImageRightShortcut = new QShortcut(this);\r
 256                 setupShortcut(rotateImageRightShortcut, "Edit_Image_Rotate_Right");\r
 257                 rotateImageRightShortcut.activated.connect(parent, "rotateImageRight()");\r
 258                 \r
 259                 rotateImageLeft = new QAction(tr("Rotate Left"), this);\r
 260                 imageMenu.addAction(rotateImageLeft);\r
 261                 rotateImageLeft.triggered.connect(parent, "rotateImageLeft()");\r
 262                 rotateImageLeftShortcut = new QShortcut(this);\r
 263                 setupShortcut(rotateImageLeftShortcut, "Edit_Image_Rotate_Left");\r
 264                 rotateImageLeftShortcut.activated.connect(parent, "rotateImageLeft()");\r
 265                 \r
 266                 downloadAttachment = pageAction(QWebPage.WebAction.DownloadLinkToDisk);\r
 267                 downloadAttachment.setText(tr("Save Attachment"));\r
 268                 contextMenu.addAction(downloadAttachment);\r
 269                 page().downloadRequested.connect(this, "downloadAttachment(QNetworkRequest)");\r
 270                 downloadAttachmentRequested = new Signal1<QNetworkRequest>();\r
 271                 \r
 272         }\r
 273         \r
 274         private void setupShortcut(QAction action, String text) {\r
 275                 if (!Global.shortcutKeys.containsAction(text))\r
 276                         return;\r
 277                 action.setShortcut(Global.shortcutKeys.getShortcut(text));\r
 278         }\r
 279         \r
 280         private void setupShortcut(QShortcut action, String text) {\r
 281                 if (!Global.shortcutKeys.containsAction(text))\r
 282                         return;\r
 283                 action.setKey(new QKeySequence(Global.shortcutKeys.getShortcut(text)));\r
 284         }\r
 285         \r
 286         private QAction setupColorMenuOption(String color) {\r
 287                 QAction backgroundColor = new QAction(tr(color), this);\r
 288                 color = color.replace(" ", "");\r
 289                 backgroundColor.triggered.connect(this, "setBackground"+color+"()");\r
 290                 return backgroundColor;\r
 291         }\r
 292         \r
 293         @Override\r
 294         public boolean event(QEvent event)\r
 295     {\r
 296         if (event.type().equals(QEvent.Type.KeyPress)) {\r
 297             QKeyEvent ke = (QKeyEvent) event;\r
 298             if (ke.key() == Qt.Key.Key_Tab.value()) {\r
 299                         parent.tabPressed();\r
 300                         ke.accept();\r
 301                 return true;\r
 302             }\r
 303             if (ke.key() == Qt.Key.Key_Backtab.value()) {\r
 304                 parent.backtabPressed();\r
 305                 return true;\r
 306             }\r
 307         }\r
 308         return super.event(event);\r
 309     }\r
 310         \r
 311         \r
 312         @Override\r
 313         public void keyPressEvent(QKeyEvent e) {\r
 314                         \r
 315                 // This is done because if we set the content editable, the scroll keys are\r
 316                 // ignored by webkit.\r
 317                 if (e.key() == Qt.Key.Key_PageUp.value() || e.key() == Qt.Key.Key_PageDown.value()) {\r
 318                         int bottom = page().mainFrame().geometry().bottom();\r
 319                         int top = page().mainFrame().geometry().top();\r
 320                         int scrollValue = top-bottom;\r
 321                         if (e.key() == Qt.Key.Key_PageDown.value())\r
 322                                 scrollValue = -1*scrollValue;\r
 323                         page().mainFrame().scroll(0, scrollValue);\r
 324                 }\r
 325                                 \r
 326                 // This is done to allow proper pasting of resources, otherwise it messes up multiple pastes\r
 327                 if (e.matches(StandardKey.Paste)) {\r
 328                         parent.pasteClicked();\r
 329                         e.accept();\r
 330                         return;\r
 331                 }\r
 332                 super.keyPressEvent(e);\r
 333         }\r
 334 \r
 335 //      public void downloadImage(QNetworkRequest req) {\r
 336 //              System.out.println(req.url().toString());\r
 337 //              downloadImageRequested.emit(req);\r
 338 //      }\r
 339         public void downloadAttachment(QNetworkRequest req) {\r
 340                 downloadAttachmentRequested.emit(req);\r
 341         }\r
 342 \r
 343         \r
 344         @Override\r
 345         public void dropEvent(QDropEvent e) {\r
 346                 setFocus();\r
 347                 QMimeData mime = e.mimeData();\r
 348                 parent.handleUrls(mime);\r
 349                 parent.contentChanged();\r
 350 //              triggerPageAction(WebAction.Reload);\r
 351         }\r
 352         \r
 353         @Override\r
 354         public void contextMenuEvent(QContextMenuEvent event) {\r
 355                 if (event != null)\r
 356                         contextMenu.exec(event.globalPos());\r
 357         }\r
 358 \r
 359         \r
 360         \r
 361         @SuppressWarnings("unused")\r
 362         private void setBackgroundWhite() {parent.setBackgroundColor("white");}\r
 363         @SuppressWarnings("unused")\r
 364         private void setBackgroundRed() {parent.setBackgroundColor("red");}\r
 365         @SuppressWarnings("unused")\r
 366         private void setBackgroundBlue() {parent.setBackgroundColor("blue");}\r
 367         @SuppressWarnings("unused")\r
 368         private void setBackgroundGreen() {parent.setBackgroundColor("green");}\r
 369         @SuppressWarnings("unused")\r
 370         private void setBackgroundYellow() {parent.setBackgroundColor("yellow");}\r
 371         @SuppressWarnings("unused")\r
 372         private void setBackgroundBlack() {parent.setBackgroundColor("black");}\r
 373         @SuppressWarnings("unused")\r
 374         private void setBackgroundPurple() {parent.setBackgroundColor("purple");}\r
 375         @SuppressWarnings("unused")\r
 376         private void setBackgroundBrown() {parent.setBackgroundColor("brown");}\r
 377         @SuppressWarnings("unused")\r
 378         private void setBackgroundGrey() {parent.setBackgroundColor("grey");}\r
 379         @SuppressWarnings("unused")\r
 380         private void setBackgroundOrange() {parent.setBackgroundColor("orange");}\r
 381         @SuppressWarnings("unused")\r
 382         private void setBackgroundPowderBlue() {parent.setBackgroundColor("powderblue");}\r
 383 \r
 384 \r
 385 }\r