void wxWebView::OnMouseEvents(wxMouseEvent& event)
{
event.Skip();
if (!m_mainFrame)
return;
WebCore::Frame* frame = m_mainFrame->GetFrame();
if (!frame || !frame->view())
return;
wxPoint globalPoint = ClientToScreen(event.GetPosition());
wxEventType type = event.GetEventType();
if (type == wxEVT_MOUSEWHEEL) {
WebCore::PlatformWheelEvent wkEvent(event, globalPoint);
frame->eventHandler()->handleWheelEvent(wkEvent);
return;
}
WebCore::PlatformMouseEvent wkEvent(event, globalPoint);
if (type == wxEVT_LEFT_DOWN || type == wxEVT_MIDDLE_DOWN || type == wxEVT_RIGHT_DOWN ||
type == wxEVT_LEFT_DCLICK || type == wxEVT_MIDDLE_DCLICK || type == wxEVT_RIGHT_DCLICK)
frame->eventHandler()->handleMousePressEvent(wkEvent);
else if (type == wxEVT_LEFT_UP || type == wxEVT_MIDDLE_UP || type == wxEVT_RIGHT_UP)
frame->eventHandler()->handleMouseReleaseEvent(wkEvent);
else if (type == wxEVT_MOTION)
frame->eventHandler()->mouseMoved(wkEvent);
}
void wxWebView::OnMouseEvents(wxMouseEvent& event)
{
event.Skip();
if (!m_impl->page)
return;
WebCore::Frame* frame = m_mainFrame->GetFrame();
if (!frame || !frame->view())
return;
wxPoint globalPoint = ClientToScreen(event.GetPosition());
wxEventType type = event.GetEventType();
if (type == wxEVT_MOUSEWHEEL) {
if (m_mouseWheelZooms && event.ControlDown() && !event.AltDown() && !event.ShiftDown()) {
if (event.GetWheelRotation() < 0)
DecreaseTextSize();
else if (event.GetWheelRotation() > 0)
IncreaseTextSize();
} else {
WebCore::PlatformWheelEvent wkEvent(event, globalPoint);
frame->eventHandler()->handleWheelEvent(wkEvent);
}
return;
}
int clickCount = event.ButtonDClick() ? 2 : 1;
if (clickCount == 1 && m_impl->tripleClickTimer.IsRunning()) {
wxPoint diff(event.GetPosition() - m_impl->tripleClickPos);
if (abs(diff.x) <= wxSystemSettings::GetMetric(wxSYS_DCLICK_X) &&
abs(diff.y) <= wxSystemSettings::GetMetric(wxSYS_DCLICK_Y)) {
clickCount = 3;
}
} else if (clickCount == 2) {
m_impl->tripleClickTimer.Start(getDoubleClickTime(), false);
m_impl->tripleClickPos = event.GetPosition();
}
WebCore::PlatformMouseEvent wkEvent(event, globalPoint, clickCount);
if (type == wxEVT_LEFT_DOWN || type == wxEVT_MIDDLE_DOWN || type == wxEVT_RIGHT_DOWN ||
type == wxEVT_LEFT_DCLICK || type == wxEVT_MIDDLE_DCLICK || type == wxEVT_RIGHT_DCLICK) {
frame->eventHandler()->handleMousePressEvent(wkEvent);
if (!HasCapture())
CaptureMouse();
} else if (type == wxEVT_LEFT_UP || type == wxEVT_MIDDLE_UP || type == wxEVT_RIGHT_UP) {
frame->eventHandler()->handleMouseReleaseEvent(wkEvent);
while (HasCapture())
ReleaseMouse();
} else if (type == wxEVT_MOTION || type == wxEVT_ENTER_WINDOW || type == wxEVT_LEAVE_WINDOW)
frame->eventHandler()->mouseMoved(wkEvent);
}
void BWebPage::handleKeyEvent(BMessage* message)
{
WebCore::Frame* frame = fPage->focusController()->focusedOrMainFrame();
if (!frame->view() || !frame->document())
return;
PlatformKeyboardEvent event(message);
// Try to let WebCore handle this event
if (!frame->eventHandler()->keyEvent(event) && message->what == B_KEY_DOWN) {
// Handle keyboard scrolling (probably should be extracted to a method.)
ScrollDirection direction;
ScrollGranularity granularity;
BString bytes = message->FindString("bytes");
switch (bytes.ByteAt(0)) {
case B_UP_ARROW:
granularity = ScrollByLine;
direction = ScrollUp;
break;
case B_DOWN_ARROW:
granularity = ScrollByLine;
direction = ScrollDown;
break;
case B_LEFT_ARROW:
granularity = ScrollByLine;
direction = ScrollLeft;
break;
case B_RIGHT_ARROW:
granularity = ScrollByLine;
direction = ScrollRight;
break;
case B_HOME:
granularity = ScrollByDocument;
direction = ScrollUp;
break;
case B_END:
granularity = ScrollByDocument;
direction = ScrollDown;
break;
case B_PAGE_UP:
granularity = ScrollByPage;
direction = ScrollUp;
break;
case B_PAGE_DOWN:
granularity = ScrollByPage;
direction = ScrollDown;
break;
default:
return;
}
frame->eventHandler()->scrollRecursively(direction, granularity);
}
}
void BWebPage::handleMouseEvent(const BMessage* message)
{
WebCore::Frame* frame = fMainFrame->Frame();
if (!frame->view() || !frame->document())
return;
PlatformMouseEvent event(message);
switch (message->what) {
case B_MOUSE_DOWN:
// Handle context menus, if necessary.
if (event.button() == RightButton) {
fPage->contextMenuController()->clearContextMenu();
WebCore::Frame* focusedFrame = fPage->focusController()->focusedOrMainFrame();
focusedFrame->eventHandler()->sendContextMenuEvent(event);
// If the web page implements it's own context menu handling, then
// the contextMenu() pointer will be zero. In this case, we should
// also swallow the event.
ContextMenu* contextMenu = fPage->contextMenuController()->contextMenu();
if (contextMenu) {
BMenu* platformMenu = contextMenu->releasePlatformDescription();
if (platformMenu) {
// Need to convert the BMenu into BPopUpMenu.
BPopUpMenu* popupMenu = new BPopUpMenu("context menu");
for (int32 i = platformMenu->CountItems() - 1; i >= 0; i--) {
BMenuItem* item = platformMenu->RemoveItem(i);
popupMenu->AddItem(item, 0);
}
BPoint screenLocation(event.globalPosition().x() + 2,
event.globalPosition().y() + 2);
popupMenu->Go(screenLocation, true, true, true);
delete platformMenu;
}
}
break;
}
// Handle regular mouse events.
frame->eventHandler()->handleMousePressEvent(event);
break;
case B_MOUSE_UP:
frame->eventHandler()->handleMouseReleaseEvent(event);
break;
case B_MOUSE_MOVED:
default:
frame->eventHandler()->mouseMoved(event);
break;
}
}
static gboolean webkit_web_view_motion_event(GtkWidget* widget, GdkEventMotion* event)
{
//WebKitWebView* webView = WEBKIT_WEB_VIEW(widget);
WebCore::Frame* frame = core(webView_s->mainFrame());
return frame->eventHandler()->mouseMoved(PlatformMouseEvent(event));
}
void wxWebView::OnContextMenuEvents(wxContextMenuEvent& event)
{
m_impl->page->contextMenuController()->clearContextMenu();
wxPoint localEventPoint = ScreenToClient(event.GetPosition());
if (!m_mainFrame)
return;
WebCore::Frame* focusedFrame = m_mainFrame->GetFrame();
if (!focusedFrame->view())
return;
//Create WebCore mouse event from the wxContextMenuEvent
wxMouseEvent mouseEvent(wxEVT_RIGHT_DOWN);
mouseEvent.m_x = localEventPoint.x;
mouseEvent.m_y = localEventPoint.y;
WebCore::PlatformMouseEvent wkEvent(mouseEvent, event.GetPosition());
bool handledEvent = focusedFrame->eventHandler()->sendContextMenuEvent(wkEvent);
if (!handledEvent)
return;
WebCore::ContextMenu* coreMenu = m_impl->page->contextMenuController()->contextMenu();
if (!coreMenu)
return;
WebCore::PlatformMenuDescription menuWx = coreMenu->platformDescription();
if (!menuWx)
return;
PopupMenu(menuWx, localEventPoint);
}
void wxWebView::OnContextMenuEvents(wxContextMenuEvent& event)
{
Connect(wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(wxWebView::OnMenuSelectEvents), NULL, this);
m_impl->page->contextMenuController()->clearContextMenu();
wxPoint localEventPoint = ScreenToClient(event.GetPosition());
if (!m_impl->page)
return;
WebCore::Frame* focusedFrame = m_impl->page->focusController()->focusedOrMainFrame();
if (!focusedFrame->view())
return;
//Create WebCore mouse event from the wxContextMenuEvent
wxMouseEvent mouseEvent(wxEVT_RIGHT_DOWN);
mouseEvent.m_x = localEventPoint.x;
mouseEvent.m_y = localEventPoint.y;
WebCore::PlatformMouseEvent wkEvent(mouseEvent, event.GetPosition(), 1);
bool handledEvent = focusedFrame->eventHandler()->sendContextMenuEvent(wkEvent);
if (!handledEvent)
return;
WebCore::ContextMenu* coreMenu = m_impl->page->contextMenuController()->contextMenu();
if (!coreMenu)
return;
WebCore::PlatformMenuDescription menuWx = coreMenu->platformDescription();
if (!menuWx)
return;
PopupMenu(menuWx, localEventPoint);
Disconnect(wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(wxWebView::OnMenuSelectEvents), NULL, this);
}
static gboolean webkit_web_view_scroll_event(GtkWidget* widget, GdkEventScroll* event)
{
//WebKitWebView* webView = WEBKIT_WEB_VIEW(widget);
WebCore::Frame* frame = core(webView_s->mainFrame());
PlatformWheelEvent wheelEvent(event);
return frame->eventHandler()->handleWheelEvent(wheelEvent);
}
void BWebPage::handleMouseWheelChanged(BMessage* message)
{
WebCore::Frame* frame = fMainFrame->Frame();
if (!frame->view() || !frame->document())
return;
PlatformWheelEvent event(message);
frame->eventHandler()->handleWheelEvent(event);
}
void wxWebView::OnSize(wxSizeEvent& event)
{
if (m_isInitialized && m_mainFrame) {
WebCore::Frame* frame = m_mainFrame->GetFrame();
frame->eventHandler()->sendResizeEvent();
frame->view()->layout();
frame->view()->adjustScrollbars();
}
event.Skip();
}
void wxWebView::OnKeyEvents(wxKeyEvent& event)
{
WebCore::Frame* frame = 0;
if (m_mainFrame)
frame = m_mainFrame->GetFrame();
if (frame && frame->view()) {
// WebCore doesn't handle these events itself, so we need to do
// it and not send the event down or else CTRL+C will erase the text
// and replace it with c.
if (event.CmdDown() && event.GetEventType() == wxEVT_KEY_UP) {
if (event.GetKeyCode() == static_cast<int>('C'))
Copy();
else if (event.GetKeyCode() == static_cast<int>('X'))
Cut();
else if (event.GetKeyCode() == static_cast<int>('V'))
Paste();
else if (event.GetKeyCode() == static_cast<int>('Z')) {
if (event.ShiftDown()) {
if (m_mainFrame->CanRedo())
m_mainFrame->Redo();
}
else {
if (m_mainFrame->CanUndo())
m_mainFrame->Undo();
}
}
} else {
WebCore::PlatformKeyboardEvent wkEvent(event);
if (wkEvent.type() == WebCore::PlatformKeyboardEvent::Char && wkEvent.altKey())
frame->eventHandler()->handleAccessKey(wkEvent);
else
frame->eventHandler()->keyEvent(wkEvent);
}
}
// make sure we get the character event.
if (event.GetEventType() != wxEVT_CHAR)
event.Skip();
}
static gboolean webkit_web_view_key_release_event(GtkWidget* widget, GdkEventKey* event)
{
//WebKitWebView* webView = WEBKIT_WEB_VIEW(widget);
WebCore::Frame* frame = core(webView_s)->focusController()->focusedOrMainFrame();
PlatformKeyboardEvent keyboardEvent(event);
if (frame->eventHandler()->keyEvent(keyboardEvent))
return TRUE;
/* Chain up to our parent class for binding activation */
return GTK_WIDGET_CLASS(webkit_web_view_parent_class)->key_release_event(widget, event);
}
static gboolean webkit_web_view_button_press_event(GtkWidget* widget, GdkEventButton* event)
{
//WebKitWebView* webView = WEBKIT_WEB_VIEW(widget);
WebCore::Frame* frame = core(webView_s->mainFrame());
// FIXME: need to keep track of subframe focus for key events
gtk_widget_grab_focus(widget);
if (event->button == 3)
return false;//webkit_web_view_forward_context_menu_event(webView, PlatformMouseEvent(event));
return frame->eventHandler()->handleMousePressEvent(PlatformMouseEvent(event));
}
static gboolean webkit_web_view_button_release_event(GtkWidget* widget, GdkEventButton* event)
{
//WebKitWebView* webView = WEBKIT_WEB_VIEW(widget);
////WebKitWebViewPrivate* priv = webView->priv;
WebCore::Frame* focusedFrame = core(webView_s)->focusController()->focusedFrame();
if (focusedFrame && focusedFrame->editor()->canEdit()) {
GdkWindow* window = gtk_widget_get_parent_window(widget);
gtk_im_context_set_client_window(imContext, window);
#ifdef MAEMO_CHANGES
hildon_gtk_im_context_filter_event(imContext, (GdkEvent*)event);
hildon_gtk_im_context_show(imContext);
#endif
}
return focusedFrame->eventHandler()->handleMouseReleaseEvent(PlatformMouseEvent(event));
}
void wxWebView::OnMouseEvents(wxMouseEvent& event)
{
event.Skip();
if (!m_impl->page)
return;
WebCore::Frame* frame = m_mainFrame->GetFrame();
if (!frame || !frame->view())
return;
wxPoint globalPoint = ClientToScreen(event.GetPosition());
wxEventType type = event.GetEventType();
if (type == wxEVT_MOUSEWHEEL) {
if (m_mouseWheelZooms && event.ControlDown() && !event.AltDown() && !event.ShiftDown()) {
if (event.GetWheelRotation() < 0)
DecreaseTextSize();
else if (event.GetWheelRotation() > 0)
IncreaseTextSize();
} else {
WebCore::PlatformWheelEvent wkEvent(event, globalPoint);
frame->eventHandler()->handleWheelEvent(wkEvent);
}
return;
}
// If an event, such as a right-click event, leads to a focus change (e.g. it
// raises a dialog), WebKit never gets the mouse up event and never relinquishes
// mouse capture. This leads to WebKit handling mouse events, such as modifying
// the selection, while other controls or top level windows have the focus.
// I'm not sure if this is the right place to handle this, but I can't seem to
// find a precedent on how to handle this in other ports.
if (wxWindow::FindFocus() != this) {
while (HasCapture())
ReleaseMouse();
frame->eventHandler()->setMousePressed(false);
return;
}
int clickCount = event.ButtonDClick() ? 2 : 1;
if (clickCount == 1 && m_impl->tripleClickTimer.IsRunning()) {
wxPoint diff(event.GetPosition() - m_impl->tripleClickPos);
if (abs(diff.x) <= wxSystemSettings::GetMetric(wxSYS_DCLICK_X) &&
abs(diff.y) <= wxSystemSettings::GetMetric(wxSYS_DCLICK_Y)) {
clickCount = 3;
}
} else if (clickCount == 2) {
m_impl->tripleClickTimer.Start(getDoubleClickTime(), false);
m_impl->tripleClickPos = event.GetPosition();
}
WebCore::PlatformMouseEvent wkEvent(event, globalPoint, clickCount);
if (type == wxEVT_LEFT_DOWN || type == wxEVT_MIDDLE_DOWN || type == wxEVT_RIGHT_DOWN ||
type == wxEVT_LEFT_DCLICK || type == wxEVT_MIDDLE_DCLICK || type == wxEVT_RIGHT_DCLICK) {
frame->eventHandler()->handleMousePressEvent(wkEvent);
if (!HasCapture())
CaptureMouse();
} else if (type == wxEVT_LEFT_UP || type == wxEVT_MIDDLE_UP || type == wxEVT_RIGHT_UP) {
frame->eventHandler()->handleMouseReleaseEvent(wkEvent);
while (HasCapture())
ReleaseMouse();
} else if (type == wxEVT_MOTION || type == wxEVT_ENTER_WINDOW || type == wxEVT_LEAVE_WINDOW)
frame->eventHandler()->mouseMoved(wkEvent);
}
void wxWebView::OnKeyEvents(wxKeyEvent& event)
{
WebCore::Frame* frame = 0;
if (m_impl->page)
frame = m_impl->page->focusController()->focusedOrMainFrame();
if (!(frame && frame->view()))
return;
if (event.GetKeyCode() == WXK_CAPITAL)
frame->eventHandler()->capsLockStateMayHaveChanged();
WebCore::PlatformKeyboardEvent wkEvent(event);
if (frame->eventHandler()->keyEvent(wkEvent))
return;
//Some things WebKit won't do for us... Copy/Cut/Paste and KB scrolling
if (event.GetEventType() == wxEVT_KEY_DOWN) {
switch (event.GetKeyCode()) {
case 67: //"C"
if (CanCopy() && event.GetModifiers() == wxMOD_CMD) {
Copy();
return;
}
break;
case 86: //"V"
if (CanPaste() && event.GetModifiers() == wxMOD_CMD) {
Paste();
return;
}
break;
case 88: //"X"
if (CanCut() && event.GetModifiers() == wxMOD_CMD) {
Cut();
return;
}
break;
case WXK_INSERT:
if (CanCopy() && event.GetModifiers() == wxMOD_CMD) {
Copy();
return;
}
if (CanPaste() && event.GetModifiers() == wxMOD_SHIFT) {
Paste();
return;
}
return; //Insert shall not become a char
case WXK_DELETE:
if (CanCut() && event.GetModifiers() == wxMOD_SHIFT) {
Cut();
return;
}
break;
case WXK_LEFT:
case WXK_NUMPAD_LEFT:
frame->view()->scrollBy(WebCore::IntSize(-WebCore::Scrollbar::pixelsPerLineStep(), 0));
return;
case WXK_UP:
case WXK_NUMPAD_UP:
frame->view()->scrollBy(WebCore::IntSize(0, -WebCore::Scrollbar::pixelsPerLineStep()));
return;
case WXK_RIGHT:
case WXK_NUMPAD_RIGHT:
frame->view()->scrollBy(WebCore::IntSize(WebCore::Scrollbar::pixelsPerLineStep(), 0));
return;
case WXK_DOWN:
case WXK_NUMPAD_DOWN:
frame->view()->scrollBy(WebCore::IntSize(0, WebCore::Scrollbar::pixelsPerLineStep()));
return;
case WXK_END:
case WXK_NUMPAD_END:
frame->view()->setScrollPosition(WebCore::IntPoint(frame->view()->scrollX(), frame->view()->maximumScrollPosition().y()));
return;
case WXK_HOME:
case WXK_NUMPAD_HOME:
frame->view()->setScrollPosition(WebCore::IntPoint(frame->view()->scrollX(), 0));
return;
case WXK_PAGEUP:
case WXK_NUMPAD_PAGEUP:
frame->view()->scrollBy(WebCore::IntSize(0, -frame->view()->visibleHeight() * WebCore::Scrollbar::minFractionToStepWhenPaging()));
return;
case WXK_PAGEDOWN:
case WXK_NUMPAD_PAGEDOWN:
frame->view()->scrollBy(WebCore::IntSize(0, frame->view()->visibleHeight() * WebCore::Scrollbar::minFractionToStepWhenPaging()));
return;
//These we don't want turning into char events, stuff 'em
case WXK_ESCAPE:
case WXK_LBUTTON:
case WXK_RBUTTON:
case WXK_CANCEL:
case WXK_MENU:
case WXK_MBUTTON:
case WXK_CLEAR:
case WXK_PAUSE:
case WXK_SELECT:
case WXK_PRINT:
case WXK_EXECUTE:
case WXK_SNAPSHOT:
case WXK_HELP:
case WXK_F1:
case WXK_F2:
case WXK_F3:
case WXK_F4:
case WXK_F5:
case WXK_F6:
case WXK_F7:
case WXK_F8:
case WXK_F9:
case WXK_F10:
case WXK_F11:
case WXK_F12:
case WXK_F13:
case WXK_F14:
case WXK_F15:
case WXK_F16:
case WXK_F17:
case WXK_F18:
case WXK_F19:
case WXK_F20:
case WXK_F21:
case WXK_F22:
case WXK_F23:
case WXK_F24:
case WXK_NUMPAD_F1:
case WXK_NUMPAD_F2:
case WXK_NUMPAD_F3:
case WXK_NUMPAD_F4:
//When numlock is off Numpad 5 becomes BEGIN, or HOME on Char
case WXK_NUMPAD_BEGIN:
case WXK_NUMPAD_INSERT:
return;
}
}
event.Skip();
}
static gboolean webkit_web_view_key_press_event(GtkWidget* widget, GdkEventKey* event)
{
// WebKitWebView* webView = WEBKIT_WEB_VIEW(widget);
WebCore::Frame* frame = core(webView_s)->focusController()->focusedOrMainFrame();
PlatformKeyboardEvent keyboardEvent(event);
if (frame->eventHandler()->keyEvent(keyboardEvent))
return TRUE;
FrameView* view = frame->view();
SelectionController::EAlteration alteration;
if (event->state & GDK_SHIFT_MASK)
alteration = SelectionController::EXTEND;
else
alteration = SelectionController::MOVE;
// TODO: We probably want to use GTK+ key bindings here and perhaps take an
// approach more like the Win and Mac ports for key handling.
switch (event->keyval) {
case GDK_Down:
view->scrollBy(IntSize(0, (int)Scrollbar::pixelsPerLineStep()));
return TRUE;
case GDK_Up:
view->scrollBy(IntSize(0, (int)-Scrollbar::pixelsPerLineStep()));
return TRUE;
case GDK_Right:
view->scrollBy(IntSize((int)Scrollbar::pixelsPerLineStep(), 0));
return TRUE;
case GDK_Left:
view->scrollBy(IntSize((int)-Scrollbar::pixelsPerLineStep(), 0));
return TRUE;
case GDK_Home:
frame->selection()->modify(alteration, SelectionController::BACKWARD, DocumentBoundary, true);
return TRUE;
case GDK_End:
frame->selection()->modify(alteration, SelectionController::FORWARD, DocumentBoundary, true);
return TRUE;
case GDK_Escape:
gtk_main_quit();
return true;
case GDK_F1:
webView_s->goBack();
return true;
case GDK_F2:
webView_s->goForward();
return true;
case GDK_F3:
// We ignore the return value as we are not interested
// in whether the zoom occurred.
webView_s->zoomPageIn();
return true;
case GDK_F4:
// Same comment as above.
webView_s->zoomPageOut();
return true;
}
/* Chain up to our parent class for binding activation */
return GTK_WIDGET_CLASS(webkit_web_view_parent_class)->key_press_event(widget, event);
}