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- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- * Copyright 2011 Pierre Ossman <ossman@cendio.se> for Cendio AB
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- * USA.
- */
-
- #include <assert.h>
- #include <stdio.h>
- #include <string.h>
-
- #include <FL/fl_draw.H>
- #include <FL/fl_ask.H>
-
- #include <rfb/CMsgWriter.h>
- #include <rfb/LogWriter.h>
-
- // FLTK can pull in the X11 headers on some systems
- #ifndef XK_VoidSymbol
- #define XK_MISCELLANY
- #define XK_XKB_KEYS
- #include <rfb/keysymdef.h>
- #endif
-
- #ifndef XF86XK_ModeLock
- #include <rfb/XF86keysym.h>
- #endif
-
- #include "Viewport.h"
- #include "CConn.h"
- #include "OptionsDialog.h"
- #include "i18n.h"
- #include "fltk_layout.h"
- #include "parameters.h"
- #include "keysym2ucs.h"
-
- using namespace rfb;
- using namespace rdr;
-
- extern void exit_vncviewer();
- extern void about_vncviewer();
-
- static rfb::LogWriter vlog("Viewport");
-
- // Menu constants
-
- enum { ID_EXIT, ID_FULLSCREEN, ID_CTRL, ID_ALT, ID_MENUKEY, ID_CTRLALTDEL,
- ID_REFRESH, ID_OPTIONS, ID_INFO, ID_ABOUT, ID_DISMISS };
-
- Viewport::Viewport(int w, int h, const rfb::PixelFormat& serverPF, CConn* cc_)
- : Fl_Widget(0, 0, w, h), cc(cc_), frameBuffer(NULL), pixelTrans(NULL),
- lastPointerPos(0, 0), lastButtonMask(0), cursor(NULL)
- {
- // FLTK STR #2599 must be fixed for proper dead keys support
- #ifdef HAVE_FLTK_DEAD_KEYS
- set_simple_keyboard();
- #endif
-
- // FLTK STR #2636 gives us the ability to monitor clipboard changes
- #ifdef HAVE_FLTK_CLIPBOARD
- Fl::add_clipboard_notify(handleClipboardChange, this);
- #endif
-
- frameBuffer = new ManagedPixelBuffer(getPreferredPF(), w, h);
- assert(frameBuffer);
-
- setServerPF(serverPF);
-
- contextMenu = new Fl_Menu_Button(0, 0, 0, 0);
- // Setting box type to FL_NO_BOX prevents it from trying to draw the
- // button component (which we don't want)
- contextMenu->box(FL_NO_BOX);
-
- // The (invisible) button associated with this widget can mess with
- // things like Fl_Scroll so we need to get rid of any parents.
- // Unfortunately that's not possible because of STR #2654, but
- // reparenting to the current window works for most cases.
- window()->add(contextMenu);
-
- initContextMenu();
-
- setMenuKey();
-
- OptionsDialog::addCallback(handleOptions, this);
- }
-
-
- Viewport::~Viewport()
- {
- // Unregister all timeouts in case they get a change tro trigger
- // again later when this object is already gone.
- Fl::remove_timeout(handleUpdateTimeout, this);
- Fl::remove_timeout(handleColourMap, this);
- Fl::remove_timeout(handlePointerTimeout, this);
-
- #ifdef HAVE_FLTK_CLIPBOARD
- Fl::remove_clipboard_notify(handleClipboardChange);
- #endif
-
- OptionsDialog::removeCallback(handleOptions);
-
- delete frameBuffer;
-
- if (pixelTrans)
- delete pixelTrans;
-
- if (cursor) {
- if (!cursor->alloc_array)
- delete [] cursor->array;
- delete cursor;
- }
-
- // FLTK automatically deletes all child widgets, so we shouldn't touch
- // them ourselves here
- }
-
-
- void Viewport::setServerPF(const rfb::PixelFormat& pf)
- {
- if (pixelTrans)
- delete pixelTrans;
- pixelTrans = NULL;
-
- if (pf.equal(getPreferredPF()))
- return;
-
- pixelTrans = new PixelTransformer();
- pixelTrans->init(pf, &colourMap, getPreferredPF());
- }
-
-
- const rfb::PixelFormat &Viewport::getPreferredPF()
- {
- static PixelFormat prefPF(32, 24, false, true, 255, 255, 255, 0, 8, 16);
-
- return prefPF;
- }
-
-
- // setColourMapEntries() changes some of the entries in the colourmap.
- // Unfortunately these messages are often sent one at a time, so we delay the
- // settings taking effect by 100ms. This is because recalculating the internal
- // translation table can be expensive.
- void Viewport::setColourMapEntries(int firstColour, int nColours,
- rdr::U16* rgbs)
- {
- for (int i = 0; i < nColours; i++)
- colourMap.set(firstColour+i, rgbs[i*3], rgbs[i*3+1], rgbs[i*3+2]);
-
- if (!Fl::has_timeout(handleColourMap, this))
- Fl::add_timeout(0.100, handleColourMap, this);
- }
-
-
- // Copy the areas of the framebuffer that have been changed (damaged)
- // to the displayed window.
-
- void Viewport::updateWindow()
- {
- Rect r;
-
- Fl::remove_timeout(handleUpdateTimeout, this);
-
- r = damage.get_bounding_rect();
- Fl_Widget::damage(FL_DAMAGE_USER1, r.tl.x + x(), r.tl.y + y(), r.width(), r.height());
-
- damage.clear();
- }
-
- #ifdef HAVE_FLTK_CURSOR
- static const char * dotcursor_xpm[] = {
- "5 5 2 1",
- ". c #000000",
- " c #FFFFFF",
- " ",
- " ... ",
- " ... ",
- " ... ",
- " "};
- #endif
-
- void Viewport::setCursor(int width, int height, const Point& hotspot,
- void* data, void* mask)
- {
- #ifdef HAVE_FLTK_CURSOR
- if (cursor) {
- if (!cursor->alloc_array)
- delete [] cursor->array;
- delete cursor;
- }
-
- int mask_len = ((width+7)/8) * height;
- int i;
-
- for (i = 0; i < mask_len; i++)
- if (((rdr::U8*)mask)[i]) break;
-
- if ((i == mask_len) && dotWhenNoCursor) {
- vlog.debug("cursor is empty - using dot");
-
- Fl_Pixmap pxm(dotcursor_xpm);
- cursor = new Fl_RGB_Image(&pxm);
- cursorHotspot.x = cursorHotspot.y = 2;
- } else {
- U8 *buffer = new U8[width*height*4];
- U8 *i, *o, *m;
- int m_width;
-
- const PixelFormat &pf = frameBuffer->getPF();
-
- i = (U8*)data;
- o = buffer;
- m = (U8*)mask;
- m_width = (width+7)/8;
- for (int y = 0;y < height;y++) {
- for (int x = 0;x < width;x++) {
- pf.rgbFromBuffer(o, i, 1, &colourMap);
-
- if (m[(m_width*y)+(x/8)] & 0x80>>(x%8))
- o[3] = 255;
- else
- o[3] = 0;
-
- o += 4;
- i += pf.bpp/8;
- }
- }
-
- cursor = new Fl_RGB_Image(buffer, width, height, 4);
-
- cursorHotspot = hotspot;
- }
-
- if (Fl::belowmouse() == this)
- window()->cursor(cursor, cursorHotspot.x, cursorHotspot.y);
- #endif
- }
-
-
- void Viewport::draw()
- {
- int X, Y, W, H;
-
- int pixel_bytes, stride_bytes;
- const uchar *buf_start;
-
- // Check what actually needs updating
- fl_clip_box(x(), y(), w(), h(), X, Y, W, H);
- if ((W == 0) || (H == 0))
- return;
-
- pixel_bytes = frameBuffer->getPF().bpp/8;
- stride_bytes = pixel_bytes * frameBuffer->getStride();
- buf_start = frameBuffer->data +
- pixel_bytes * (X - x()) +
- stride_bytes * (Y - y());
-
- // FIXME: Check how efficient this thing really is
- fl_draw_image(buf_start, X, Y, W, H, pixel_bytes, stride_bytes);
- }
-
-
- void Viewport::resize(int x, int y, int w, int h)
- {
- rfb::ManagedPixelBuffer* newBuffer;
- rfb::Rect rect;
-
- // FIXME: Resize should probably be a feature of ManagedPixelBuffer
-
- if ((w == frameBuffer->width()) && (h == frameBuffer->height()))
- goto end;
-
- newBuffer = new ManagedPixelBuffer(frameBuffer->getPF(), w, h);
- assert(newBuffer);
-
- rect.setXYWH(0, 0,
- __rfbmin(newBuffer->width(), frameBuffer->width()),
- __rfbmin(newBuffer->height(), frameBuffer->height()));
- newBuffer->imageRect(rect, frameBuffer->data, frameBuffer->getStride());
-
- // Black out any new areas
-
- if (newBuffer->width() > frameBuffer->width()) {
- rect.setXYWH(frameBuffer->width(), 0,
- newBuffer->width() - frameBuffer->width(),
- newBuffer->height());
- newBuffer->fillRect(rect, 0);
- }
-
- if (newBuffer->height() > frameBuffer->height()) {
- rect.setXYWH(0, frameBuffer->height(),
- newBuffer->width(),
- newBuffer->height() - frameBuffer->height());
- newBuffer->fillRect(rect, 0);
- }
-
- delete frameBuffer;
- frameBuffer = newBuffer;
-
- end:
- Fl_Widget::resize(x, y, w, h);
- }
-
-
- int Viewport::handle(int event)
- {
- char *buffer;
- int ret;
- int buttonMask, wheelMask;
- DownMap::const_iterator iter;
-
- switch (event) {
- case FL_PASTE:
- buffer = new char[Fl::event_length() + 1];
-
- // This is documented as to ASCII, but actually does to 8859-1
- ret = fl_utf8toa(Fl::event_text(), Fl::event_length(), buffer,
- Fl::event_length() + 1);
- assert(ret < (Fl::event_length() + 1));
-
- vlog.debug("Sending clipboard data: '%s'", buffer);
- cc->writer()->clientCutText(buffer, ret);
-
- delete [] buffer;
-
- return 1;
-
- case FL_ENTER:
- // Yes, we would like some pointer events please!
- #ifdef HAVE_FLTK_CURSOR
- if (cursor)
- window()->cursor(cursor, cursorHotspot.x, cursorHotspot.y);
- #endif
- return 1;
-
- case FL_LEAVE:
- #ifdef HAVE_FLTK_CURSOR
- window()->cursor(FL_CURSOR_DEFAULT);
- #endif
- return 1;
-
- case FL_PUSH:
- case FL_RELEASE:
- case FL_DRAG:
- case FL_MOVE:
- case FL_MOUSEWHEEL:
- buttonMask = 0;
- if (Fl::event_button1())
- buttonMask |= 1;
- if (Fl::event_button2())
- buttonMask |= 2;
- if (Fl::event_button3())
- buttonMask |= 4;
-
- if (event == FL_MOUSEWHEEL) {
- wheelMask = 0;
- if (Fl::event_dy() < 0)
- wheelMask |= 8;
- if (Fl::event_dy() > 0)
- wheelMask |= 16;
- if (Fl::event_dx() < 0)
- wheelMask |= 32;
- if (Fl::event_dx() > 0)
- wheelMask |= 64;
-
- // A quick press of the wheel "button", followed by a immediate
- // release below
- handlePointerEvent(Point(Fl::event_x() - x(), Fl::event_y() - y()),
- buttonMask | wheelMask);
- }
-
- handlePointerEvent(Point(Fl::event_x() - x(), Fl::event_y() - y()), buttonMask);
- return 1;
-
- case FL_FOCUS:
- // Yes, we would like some focus please!
- return 1;
-
- case FL_UNFOCUS:
- // Release all keys that were pressed as that generally makes most
- // sense (e.g. Alt+Tab where we only see the Alt press)
- for (iter = downKeySym.begin();iter != downKeySym.end();++iter) {
- vlog.debug("Key released: 0x%04x => 0x%04x", iter->first, iter->second);
- cc->writer()->keyEvent(iter->second, false);
- }
- downKeySym.clear();
- return 1;
-
- case FL_KEYDOWN:
- if (menuKeyCode && (Fl::event_key() == menuKeyCode)) {
- popupContextMenu();
- return 1;
- }
-
- handleKeyEvent(Fl::event_key(), Fl::event_original_key(),
- Fl::event_text(), true);
- return 1;
-
- case FL_KEYUP:
- if (menuKeyCode && (Fl::event_key() == menuKeyCode))
- return 1;
-
- handleKeyEvent(Fl::event_key(), Fl::event_original_key(),
- Fl::event_text(), false);
- return 1;
- }
-
- return Fl_Widget::handle(event);
- }
-
-
- void Viewport::handleUpdateTimeout(void *data)
- {
- Viewport *self = (Viewport *)data;
-
- assert(self);
-
- self->updateWindow();
- }
-
-
- void Viewport::handleColourMap(void *data)
- {
- Viewport *self = (Viewport *)data;
-
- assert(self);
-
- if (self->pixelTrans != NULL)
- self->pixelTrans->setColourMapEntries(0, 0);
-
- self->Fl_Widget::damage(FL_DAMAGE_ALL);
- }
-
-
- void Viewport::handleClipboardChange(int source, void *data)
- {
- Viewport *self = (Viewport *)data;
-
- assert(self);
-
- if (!sendPrimary && (source == 0))
- return;
-
- Fl::paste(*self, source);
- }
-
-
- void Viewport::handlePointerEvent(const rfb::Point& pos, int buttonMask)
- {
- if (!viewOnly) {
- if (pointerEventInterval == 0 || buttonMask != lastButtonMask) {
- cc->writer()->pointerEvent(pos, buttonMask);
- } else {
- if (!Fl::has_timeout(handlePointerTimeout, this))
- Fl::add_timeout((double)pointerEventInterval/1000.0,
- handlePointerTimeout, this);
- }
- lastPointerPos = pos;
- lastButtonMask = buttonMask;
- }
- }
-
-
- void Viewport::handlePointerTimeout(void *data)
- {
- Viewport *self = (Viewport *)data;
-
- assert(self);
-
- self->cc->writer()->pointerEvent(self->lastPointerPos, self->lastButtonMask);
- }
-
-
- rdr::U32 Viewport::translateKeyEvent(int keyCode, int origKeyCode, const char *keyText)
- {
- unsigned ucs;
-
- // First check for function keys
- if ((keyCode > FL_F) && (keyCode <= FL_F_Last))
- return XK_F1 + (keyCode - FL_F - 1);
-
- // Numpad numbers
- if ((keyCode >= (FL_KP + '0')) && (keyCode <= (FL_KP + '9')))
- return XK_KP_0 + (keyCode - (FL_KP + '0'));
-
- // FLTK does some special remapping of numpad keys when numlock is off
- if ((origKeyCode >= FL_KP) && (origKeyCode <= FL_KP_Last)) {
- switch (keyCode) {
- case FL_F+1:
- return XK_KP_F1;
- case FL_F+2:
- return XK_KP_F2;
- case FL_F+3:
- return XK_KP_F3;
- case FL_F+4:
- return XK_KP_F4;
- case FL_Home:
- return XK_KP_Home;
- case FL_Left:
- return XK_KP_Left;
- case FL_Up:
- return XK_KP_Up;
- case FL_Right:
- return XK_KP_Right;
- case FL_Down:
- return XK_KP_Down;
- case FL_Page_Up:
- return XK_KP_Page_Up;
- case FL_Page_Down:
- return XK_KP_Page_Down;
- case FL_End:
- return XK_KP_End;
- case FL_Insert:
- return XK_KP_Insert;
- case FL_Delete:
- return XK_KP_Delete;
- }
- }
-
- // Then other special keys
- switch (keyCode) {
- case FL_BackSpace:
- return XK_BackSpace;
- case FL_Tab:
- return XK_Tab;
- case FL_Enter:
- return XK_Return;
- case FL_Pause:
- return XK_Pause;
- case FL_Scroll_Lock:
- return XK_Scroll_Lock;
- case FL_Escape:
- return XK_Escape;
- case FL_Home:
- return XK_Home;
- case FL_Left:
- return XK_Left;
- case FL_Up:
- return XK_Up;
- case FL_Right:
- return XK_Right;
- case FL_Down:
- return XK_Down;
- case FL_Page_Up:
- return XK_Page_Up;
- case FL_Page_Down:
- return XK_Page_Down;
- case FL_End:
- return XK_End;
- case FL_Print:
- return XK_Print;
- case FL_Insert:
- return XK_Insert;
- case FL_Menu:
- return XK_Menu;
- case FL_Help:
- return XK_Help;
- case FL_Num_Lock:
- return XK_Num_Lock;
- case FL_Shift_L:
- return XK_Shift_L;
- case FL_Shift_R:
- return XK_Shift_R;
- case FL_Control_L:
- return XK_Control_L;
- case FL_Control_R:
- return XK_Control_R;
- case FL_Caps_Lock:
- return XK_Caps_Lock;
- case FL_Meta_L:
- return XK_Super_L;
- case FL_Meta_R:
- return XK_Super_R;
- case FL_Alt_L:
- return XK_Alt_L;
- case FL_Alt_R:
- return XK_Alt_R;
- case FL_Delete:
- return XK_Delete;
- case FL_KP_Enter:
- return XK_KP_Enter;
- case FL_KP + '=':
- return XK_KP_Equal;
- case FL_KP + '*':
- return XK_KP_Multiply;
- case FL_KP + '+':
- return XK_KP_Add;
- case FL_KP + ',':
- return XK_KP_Separator;
- case FL_KP + '-':
- return XK_KP_Subtract;
- case FL_KP + '.':
- return XK_KP_Decimal;
- case FL_KP + '/':
- return XK_KP_Divide;
- #ifdef HAVE_FLTK_MEDIAKEYS
- case FL_Volume_Down:
- return XF86XK_AudioLowerVolume;
- case FL_Volume_Mute:
- return XF86XK_AudioMute;
- case FL_Volume_Up:
- return XF86XK_AudioRaiseVolume;
- case FL_Media_Play:
- return XF86XK_AudioPlay;
- case FL_Media_Stop:
- return XF86XK_AudioStop;
- case FL_Media_Prev:
- return XF86XK_AudioPrev;
- case FL_Media_Next:
- return XF86XK_AudioNext;
- case FL_Home_Page:
- return XF86XK_HomePage;
- case FL_Mail:
- return XF86XK_Mail;
- case FL_Search:
- return XF86XK_Search;
- case FL_Back:
- return XF86XK_Back;
- case FL_Forward:
- return XF86XK_Forward;
- case FL_Stop:
- return XF86XK_Stop;
- case FL_Refresh:
- return XF86XK_Refresh;
- case FL_Sleep:
- return XF86XK_Sleep;
- case FL_Favorites:
- return XF86XK_Favorites;
- #endif
- case XK_ISO_Level3_Shift:
- // FLTK tends to let this one leak through on X11...
- return XK_ISO_Level3_Shift;
- case XK_Multi_key:
- // Same for this...
- return XK_Multi_key;
- }
-
- // Unknown special key?
- if (keyText[0] == '\0') {
- vlog.error(_("Unknown FLTK key code %d (0x%04x)"), keyCode, keyCode);
- return XK_VoidSymbol;
- }
-
- // Look up the symbol the key produces and translate that from Unicode
- // to a X11 keysym.
- if (fl_utf_nb_char((const unsigned char*)keyText, strlen(keyText)) != 1) {
- vlog.error(_("Multiple characters given for key code %d (0x%04x): '%s'"),
- keyCode, keyCode, keyText);
- return XK_VoidSymbol;
- }
-
- ucs = fl_utf8decode(keyText, NULL, NULL);
- return ucs2keysym(ucs);
- }
-
-
- void Viewport::handleKeyEvent(int keyCode, int origKeyCode, const char *keyText, bool down)
- {
- rdr::U32 keySym;
-
- if (viewOnly)
- return;
-
- // Because of the way keyboards work, we cannot expect to have the same
- // symbol on release as when pressed. This breaks the VNC protocol however,
- // so we need to keep track of what keysym a key _code_ generated on press
- // and send the same on release.
- if (!down) {
- DownMap::iterator iter;
-
- iter = downKeySym.find(origKeyCode);
- if (iter == downKeySym.end()) {
- vlog.error(_("Unexpected release of FLTK key code %d (0x%04x)"),
- origKeyCode, origKeyCode);
- return;
- }
-
- vlog.debug("Key released: 0x%04x => 0x%04x", origKeyCode, iter->second);
-
- cc->writer()->keyEvent(iter->second, false);
-
- downKeySym.erase(iter);
-
- return;
- }
-
- keySym = translateKeyEvent(keyCode, origKeyCode, keyText);
- if (keySym == XK_VoidSymbol)
- return;
-
- vlog.debug("Key pressed: 0x%04x (0x%04x) '%s' => 0x%04x",
- origKeyCode, keyCode, keyText, keySym);
-
- downKeySym[origKeyCode] = keySym;
- cc->writer()->keyEvent(keySym, down);
- }
-
-
- void Viewport::initContextMenu()
- {
- contextMenu->clear();
-
- contextMenu->add(_("Exit viewer"), 0, NULL, (void*)ID_EXIT, FL_MENU_DIVIDER);
-
- #ifdef HAVE_FLTK_FULLSCREEN
- contextMenu->add(_("Full screen"), 0, NULL, (void*)ID_FULLSCREEN, FL_MENU_DIVIDER);
- #endif
-
- contextMenu->add(_("Ctrl"), 0, NULL, (void*)ID_CTRL, FL_MENU_TOGGLE);
- contextMenu->add(_("Alt"), 0, NULL, (void*)ID_ALT, FL_MENU_TOGGLE);
-
- if (menuKeyCode) {
- char sendMenuKey[64];
- snprintf(sendMenuKey, 64, _("Send %s"), (const char *)menuKey);
- contextMenu->add(sendMenuKey, 0, NULL, (void*)ID_MENUKEY, 0);
- contextMenu->add("Secret shortcut menu key", menuKeyCode, NULL, (void*)ID_MENUKEY, FL_MENU_INVISIBLE);
- }
-
- contextMenu->add(_("Send Ctrl-Alt-Del"), 0, NULL, (void*)ID_CTRLALTDEL, FL_MENU_DIVIDER);
-
- contextMenu->add(_("Refresh screen"), 0, NULL, (void*)ID_REFRESH, FL_MENU_DIVIDER);
-
- contextMenu->add(_("Options..."), 0, NULL, (void*)ID_OPTIONS, 0);
- contextMenu->add(_("Connection info..."), 0, NULL, (void*)ID_INFO, 0);
- contextMenu->add(_("About TigerVNC viewer..."), 0, NULL, (void*)ID_ABOUT, FL_MENU_DIVIDER);
-
- contextMenu->add(_("Dismiss menu"), 0, NULL, (void*)ID_DISMISS, 0);
- }
-
-
- void Viewport::popupContextMenu()
- {
- const Fl_Menu_Item *m;
- char buffer[1024];
-
- // FIXME: Hacky workaround for the fact that menus grab and ungrab the
- // keyboard. Releasing focus here triggers some events on ungrab
- // that DesktopWindow can catch and trigger some voodoo.
- // See DesktopWindow::handle().
- if (window()->contains(Fl::focus()))
- Fl::focus(NULL);
-
- // Make sure the menu is reset to its initial state between goes or
- // it will start up highlighting the previously selected entry.
- contextMenu->value(-1);
-
- m = contextMenu->popup();
- if (m == NULL)
- return;
-
- switch (m->argument()) {
- case ID_EXIT:
- exit_vncviewer();
- break;
- #ifdef HAVE_FLTK_FULLSCREEN
- case ID_FULLSCREEN:
- if (window()->fullscreen_active())
- window()->fullscreen_off();
- else
- window()->fullscreen();
- break;
- #endif
- case ID_CTRL:
- if (!viewOnly)
- cc->writer()->keyEvent(XK_Control_L, m->value());
- break;
- case ID_ALT:
- if (!viewOnly)
- cc->writer()->keyEvent(XK_Alt_L, m->value());
- break;
- case ID_MENUKEY:
- if (!viewOnly) {
- handleKeyEvent(menuKeyCode, menuKeyCode, "", true);
- handleKeyEvent(menuKeyCode, menuKeyCode, "", false);
- }
- break;
- case ID_CTRLALTDEL:
- if (!viewOnly) {
- cc->writer()->keyEvent(XK_Control_L, true);
- cc->writer()->keyEvent(XK_Alt_L, true);
- cc->writer()->keyEvent(XK_Delete, true);
- cc->writer()->keyEvent(XK_Delete, false);
- cc->writer()->keyEvent(XK_Alt_L, false);
- cc->writer()->keyEvent(XK_Control_L, false);
- }
- break;
- case ID_REFRESH:
- cc->refreshFramebuffer();
- break;
- case ID_OPTIONS:
- OptionsDialog::showDialog();
- break;
- case ID_INFO:
- if (fltk_escape(cc->connectionInfo(), buffer, sizeof(buffer)) < sizeof(buffer)) {
- fl_message_title(_("VNC connection info"));
- fl_message(buffer);
- }
- break;
- case ID_ABOUT:
- about_vncviewer();
- break;
- case ID_DISMISS:
- // Don't need to do anything
- break;
- }
- }
-
-
- void Viewport::setMenuKey()
- {
- const char *menuKeyStr;
-
- menuKeyCode = 0;
-
- menuKeyStr = menuKey;
- if (menuKeyStr[0] == 'F') {
- int num = atoi(menuKeyStr + 1);
- if ((num >= 1) && (num <= 12))
- menuKeyCode = FL_F + num;
- }
-
- // Need to repopulate the context menu as it contains references to
- // the menu key
- initContextMenu();
- }
-
-
- void Viewport::handleOptions(void *data)
- {
- Viewport *self = (Viewport*)data;
-
- self->setMenuKey();
- }
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