void
MouseEvent::InitMouseEvent(const nsAString& aType,
bool aCanBubble,
bool aCancelable,
nsGlobalWindow* aView,
int32_t aDetail,
int32_t aScreenX,
int32_t aScreenY,
int32_t aClientX,
int32_t aClientY,
int16_t aButton,
EventTarget* aRelatedTarget,
const nsAString& aModifiersList)
{
NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
Modifiers modifiers = ComputeModifierState(aModifiersList);
InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
aScreenX, aScreenY, aClientX, aClientY,
(modifiers & MODIFIER_CONTROL) != 0,
(modifiers & MODIFIER_ALT) != 0,
(modifiers & MODIFIER_SHIFT) != 0,
(modifiers & MODIFIER_META) != 0,
aButton, aRelatedTarget);
switch(mEvent->mClass) {
case eMouseEventClass:
case eMouseScrollEventClass:
case eWheelEventClass:
case eDragEventClass:
case ePointerEventClass:
case eSimpleGestureEventClass:
mEvent->AsInputEvent()->mModifiers = modifiers;
return;
default:
MOZ_CRASH("There is no space to store the modifiers");
}
}
// used only once
inline PRBool nsWidget::HandleEvent( PtWidget_t *widget, PtCallbackInfo_t* aCbInfo ) {
PRBool result = PR_TRUE; // call the default nsWindow proc
PhEvent_t* event = aCbInfo->event;
static int prevx=-1, prevy=-1, left_button_down, kwww_outbound_valid;
if (event->processing_flags & Ph_CONSUMED) return PR_TRUE;
switch ( event->type ) {
case Ph_EV_PTR_MOTION_NOBUTTON:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull, nsMouseEvent::eReal);
if( ptrev ) {
if( ptrev->flags & Ph_PTR_FLAG_Z_ONLY ) break; // sometimes z presses come out of nowhere */
///* ATENTIE */ printf( "Ph_EV_PTR_MOTION_NOBUTTON (%d %d)\n", ptrev->pos.x, ptrev->pos.y );
ScreenToWidgetPos( ptrev->pos );
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
}
}
break;
case Ph_EV_BUT_PRESS:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull, nsMouseEvent::eReal);
/* there should be no reason to do this - mozilla should figure out how to call SetFocus */
/* this though fixes the problem with the plugins capturing the focus */
PtWidget_t *disjoint = PtFindDisjoint( widget );
if( PtWidgetIsClassMember( disjoint, PtServer ) || //mozserver
PtWidgetIsClassMember( disjoint, PtContainer ) ) //TestPhEmbed
PtContainerGiveFocus( widget, aCbInfo->event );
if( ptrev ) {
prevx = ptrev->pos.x;
prevy = ptrev->pos.y;
ScreenToWidgetPos( ptrev->pos );
if( ptrev->buttons & Ph_BUTTON_SELECT ) { // Normally the left mouse button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_DOWN );
left_button_down = 1;
} else if( ptrev->buttons & Ph_BUTTON_MENU ) // the right button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_RIGHT_BUTTON_DOWN );
else // middle button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MIDDLE_BUTTON_DOWN );
//printf("*** Button down\n");
result = DispatchMouseEvent(theMouseEvent);
// if we're a right-button-down we're trying to popup a context menu. send that event to gecko also
if( ptrev->buttons & Ph_BUTTON_MENU ) {
nsMouseEvent contextMenuEvent(PR_TRUE, 0, nsnull,
nsMouseEvent::eReal);
InitMouseEvent( ptrev, this, contextMenuEvent, NS_CONTEXTMENU );
result = DispatchMouseEvent( contextMenuEvent );
}
}
}
break;
case Ph_EV_BUT_RELEASE:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull,
nsMouseEvent::eReal);
// Update the current input group for clipboard mouse events
// (mozilla only). Note that for mozserver the mouse based
// (eg. Edit->Copy/Paste menu) events don't come through here.
// They are sent by the voyager client app via libPtWeb.so to
// do_command() in mozserver.cpp.
if (sClipboard)
sClipboard->SetInputGroup(event->input_group);
if (event->subtype==Ph_EV_RELEASE_REAL || event->subtype==Ph_EV_RELEASE_PHANTOM) {
if (ptrev) {
ScreenToWidgetPos( ptrev->pos );
if ( ptrev->buttons & Ph_BUTTON_SELECT ) { // Normally the left mouse button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_UP );
kwww_outbound_valid = 0;
//
// To be clean, let's not send multiple left button up
// events.
//
if (!left_button_down)
break; //case
left_button_down = 0;
} else if( ptrev->buttons & Ph_BUTTON_MENU ) // the right button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_RIGHT_BUTTON_UP );
else // middle button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MIDDLE_BUTTON_UP );
//printf("*** Button up %s\n", event->subtype==Ph_EV_RELEASE_PHANTOM ? "(phantom)" : "");
result = DispatchMouseEvent(theMouseEvent);
}
}
else if (event->subtype==Ph_EV_RELEASE_OUTBOUND) {
PhRect_t rect = {{0,0},{0,0}};
PhRect_t boundary = {{-10000,-10000},{10000,10000}};
//printf("*** OUTBOUND\n");
if (__progname && strcmp(__progname, "kwww") == 0) {
//
// In kscope we only use dragging to scroll the view. So
// we don't want Mozilla to do any special drag processing,
// and fake this out by immediately doing a left-button-up.
// We do it at (999999,999999) so any control or link under
// the pointer doesn't get activated.
//
ptrev->pos.x = ptrev->pos.y = 999999;
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_UP );
result = DispatchMouseEvent(theMouseEvent);
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
left_button_down = 0;
kwww_outbound_valid = 1;
//
// In case we activated a combo box, do another down/up
// Sending an Esc key also works. Which is better?
// The mouse button method may prevent drag initiation
// within (multiline?) input fields.
//
#if 0
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_DOWN );
result = DispatchMouseEvent(theMouseEvent);
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_UP );
result = DispatchMouseEvent(theMouseEvent);
#else
PhKeyEvent_t kev;
memset( &kev, 0, sizeof(kev) );
kev.key_cap = kev.key_sym = Pk_Escape;
kev.key_flags = Pk_KF_Key_Down | Pk_KF_Cap_Valid | Pk_KF_Sym_Valid;
DispatchKeyEvent( &kev, 1 );
memset( &kev, 0, sizeof(kev) );
kev.key_cap = Pk_Escape;
kev.key_flags = Pk_KF_Cap_Valid;
DispatchKeyEvent( &kev, 1 );
#endif
}
PhInitDrag( PtWidgetRid(mWidget), ( Ph_DRAG_KEY_MOTION | Ph_DRAG_TRACK | Ph_TRACK_DRAG),&rect, &boundary, aCbInfo->event->input_group , NULL, NULL, NULL, NULL, NULL);
}
}
break;
case Ph_EV_PTR_MOTION_BUTTON:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull, nsMouseEvent::eReal);
if( ptrev ) {
if( ptrev->flags & Ph_PTR_FLAG_Z_ONLY ) break; // sometimes z presses come out of nowhere */
#ifdef PHOTON_DND
if( sDragService ) {
nsDragService *d;
nsIDragService *s = sDragService;
d = ( nsDragService * )s;
d->SetNativeDndData( widget, event );
}
#endif
if (!__progname || strcmp(__progname, "kwww") != 0) {
//
// We don't send these events in kscope. Dragging is devoted to
// scrolling.
//
ScreenToWidgetPos( ptrev->pos );
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
}
}
}
break;
case Ph_EV_KEY:
// Update the current input group for clipboard key events. This
// covers both mozserver and mozilla.
if (sClipboard)
sClipboard->SetInputGroup(event->input_group);
result = DispatchKeyEvent( (PhKeyEvent_t*) PhGetData( event ), 0 );
break;
case Ph_EV_DRAG:
{
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull, nsMouseEvent::eReal);
switch(event->subtype) {
static int is_kwww=-1;
case Ph_EV_DRAG_COMPLETE: {
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull,
nsMouseEvent::eReal);
PhPointerEvent_t* ptrev2 = (PhPointerEvent_t*) PhGetData( event );
//printf("*** Drag complete\n");
if (is_kwww) {
// Already did the button up
kwww_outbound_valid = 0;
prevx = prevy = -1;
} else {
ScreenToWidgetPos( ptrev2->pos );
InitMouseEvent(ptrev2, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_UP );
result = DispatchMouseEvent(theMouseEvent);
left_button_down = 0;
}
}
break;
case Ph_EV_DRAG_MOTION_EVENT: {
PhPointerEvent_t* ptrev2 = (PhPointerEvent_t*) PhGetData( event );
//printf("*** Drag motion\n");
if (is_kwww == -1) {
is_kwww = 0;
if (__progname && strcmp(__progname, "kwww") == 0)
is_kwww = 1;
}
if (is_kwww) {
nsIWidget *nsw = this;
nsIWidget *top_widget = nsw;
if (!kwww_outbound_valid) {
struct dragevent {
PhEvent_t hdr;
PhDragEvent_t drag;
} ev;
//
// If the user does a drag where he releases the left mouse
// button almost right away, then we will start getting
// drag events even though the mouse button is not pressed!
// Work around this Photon bug by cancelling the drag
// ourselves. In 6.4.0 we can use PhCancelDrag() to do this.
//
//printf("*** CANCELLING DRAG!\n");
memset( &ev, 0, sizeof(ev) );
ev.hdr.type = Ph_EV_DRAG;
ev.hdr.emitter.rid = Ph_DEV_RID;
ev.hdr.flags = Ph_EVENT_INCLUSIVE | Ph_EMIT_TOWARD;
ev.hdr.data_len = sizeof( ev.drag );
ev.hdr.subtype = Ph_EV_DRAG_COMPLETE;
ev.hdr.input_group = aCbInfo->event->input_group;
ev.drag.rid = PtWidgetRid(mWidget);
ev.drag.flags = 0;
PhEmit( &ev.hdr, NULL, &ev.drag );
break; //case
}
while (nsw) {
top_widget = nsw;
nsw = nsw->GetParent();
}
try_again:
nsIView *view = nsToolkit::GetViewFor(top_widget);
if (view) {
nsIViewManager* vm = view->GetViewManager();
if (vm) {
nsIScrollableView* scrollView = nsnull;
vm->GetRootScrollableView(&scrollView);
if (scrollView) {
if (prevx != -1 || prevy != -1) {
//
// The -1 check is to handle prevx and prevy not set
// to the button press location, which happens when
// you click on flash.
//
nsresult rc = ((nsIScrollableView_MOZILLA_1_8_BRANCH*)scrollView)->ScrollByPixels(prevx - ptrev2->pos.x, prevy - ptrev2->pos.y);
//printf("*** rc %d from ScrollByPixels\n");
}
} else if (top_widget != this) {
//
// There is no scrollable view for the top level widget.
// See if there is one for the original widget.
//
top_widget = this;
goto try_again;
}
}
}
prevx = ptrev2->pos.x;
prevy = ptrev2->pos.y;
} else {
ScreenToWidgetPos( ptrev2->pos );
InitMouseEvent(ptrev2, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
}
}
break;
}
}
break;
case Ph_EV_BOUNDARY:
PRUint32 evtype;
switch( event->subtype ) {
case Ph_EV_PTR_ENTER:
case Ph_EV_PTR_ENTER_FROM_CHILD:
evtype = NS_MOUSE_ENTER;
break;
case Ph_EV_PTR_LEAVE_TO_CHILD:
case Ph_EV_PTR_LEAVE:
evtype = NS_MOUSE_EXIT;
break;
default:
evtype = 0;
break;
}
if( evtype != 0 ) {
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent(PR_TRUE, 0, nsnull,
nsMouseEvent::eReal);
ScreenToWidgetPos( ptrev->pos );
InitMouseEvent( ptrev, this, theMouseEvent, evtype );
result = DispatchMouseEvent( theMouseEvent );
}
break;
}
return result;
}