void FolderView::OnMouseLeftDown(NervMouseEvent* in_event){
//we capture mouse events so that we could perform mouse drag actions
//we release mouse events when mouse button is up
CaptureMouseEvents();
//ContainsMouse() method calculates if the mouse was in the scrollbar area
//during previous MouseMove events
//if scrollbar state is other than State::normal, that means that mouse is
//inside scrollbar area. We process scrollbar mouse messages internally,
//because scrollbar position only affects the view
if (scrollbar.ContainsMouse()){
scrollbar.OnMouseLeftDown(in_event->pt);
}
//if the MouseClick event has occured in the area of elements, that could be
//meaningful for our model/controller, thats why we pass it to the Controller
//with the index of the item that was under mouse pointer in the last MouseMove
//event
else{
PerformCallback(NervEvent::MouseLeftClicked, 0);
}
}
NS_IMETHODIMP
nsTitleBarFrame::HandleEvent(nsPresContext* aPresContext,
nsGUIEvent* aEvent,
nsEventStatus* aEventStatus)
{
NS_ENSURE_ARG_POINTER(aEventStatus);
if (nsEventStatus_eConsumeNoDefault == *aEventStatus) {
return NS_OK;
}
PRBool doDefault = PR_TRUE;
switch (aEvent->message) {
case NS_MOUSE_BUTTON_DOWN: {
if (aEvent->eventStructType == NS_MOUSE_EVENT &&
static_cast<nsMouseEvent*>(aEvent)->button ==
nsMouseEvent::eLeftButton)
{
// titlebar has no effect in non-chrome shells
nsCOMPtr<nsISupports> cont = aPresContext->GetContainer();
nsCOMPtr<nsIDocShellTreeItem> dsti = do_QueryInterface(cont);
if (dsti) {
PRInt32 type = -1;
if (NS_SUCCEEDED(dsti->GetItemType(&type)) &&
type == nsIDocShellTreeItem::typeChrome) {
// we're tracking.
mTrackingMouseMove = PR_TRUE;
// start capture.
CaptureMouseEvents(aPresContext,PR_TRUE);
// remember current mouse coordinates.
mLastPoint = aEvent->refPoint;
}
}
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_BUTTON_UP: {
if(mTrackingMouseMove && aEvent->eventStructType == NS_MOUSE_EVENT &&
static_cast<nsMouseEvent*>(aEvent)->button ==
nsMouseEvent::eLeftButton)
{
// we're done tracking.
mTrackingMouseMove = PR_FALSE;
// end capture
CaptureMouseEvents(aPresContext,PR_FALSE);
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_MOVE: {
if(mTrackingMouseMove)
{
nsIntPoint nsMoveBy = aEvent->refPoint - mLastPoint;
nsIFrame* parent = GetParent();
while (parent && parent->GetType() != nsGkAtoms::menuPopupFrame)
parent = parent->GetParent();
// if the titlebar is in a popup, move the popup's widget, otherwise
// move the widget associated with the window
if (parent) {
nsCOMPtr<nsIWidget> widget;
(static_cast<nsMenuPopupFrame*>(parent))->
GetWidget(getter_AddRefs(widget));
nsIntRect bounds;
widget->GetScreenBounds(bounds);
widget->Move(bounds.x + nsMoveBy.x, bounds.y + nsMoveBy.y);
}
else {
nsIPresShell* presShell = aPresContext->PresShell();
nsPIDOMWindow *window = presShell->GetDocument()->GetWindow();
if (window) {
window->MoveBy(nsMoveBy.x, nsMoveBy.y);
}
}
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_CLICK:
if (NS_IS_MOUSE_LEFT_CLICK(aEvent))
{
MouseClicked(aPresContext, aEvent);
}
break;
}
if ( doDefault )
return nsBoxFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
else
return NS_OK;
}
NS_IMETHODIMP
nsTitleBarFrame::HandleEvent(nsPresContext* aPresContext,
nsGUIEvent* aEvent,
nsEventStatus* aEventStatus)
{
PRBool doDefault = PR_TRUE;
switch (aEvent->message) {
case NS_MOUSE_LEFT_BUTTON_DOWN: {
// we're tracking.
mTrackingMouseMove = PR_TRUE;
// start capture.
CaptureMouseEvents(aPresContext,PR_TRUE);
// remember current mouse coordinates.
mLastPoint = aEvent->refPoint;
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
break;
case NS_MOUSE_LEFT_BUTTON_UP: {
if(mTrackingMouseMove)
{
// we're done tracking.
mTrackingMouseMove = PR_FALSE;
// end capture
CaptureMouseEvents(aPresContext,PR_FALSE);
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_MOVE: {
if(mTrackingMouseMove)
{
// get the document and the global script object - should this be cached?
nsCOMPtr<nsIDOMWindowInternal>
window(do_QueryInterface(aPresContext->PresShell()->GetDocument()->GetScriptGlobalObject()));
if (window) {
nsPoint nsMoveBy = aEvent->refPoint - mLastPoint;
window->MoveBy(nsMoveBy.x,nsMoveBy.y);
}
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_LEFT_CLICK:
MouseClicked(aPresContext, aEvent);
break;
}
if ( doDefault )
return nsBoxFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
else
return NS_OK;
}
NS_IMETHODIMP
nsResizerFrame::HandleEvent(nsPresContext* aPresContext,
nsGUIEvent* aEvent,
nsEventStatus* aEventStatus)
{
nsWeakFrame weakFrame(this);
PRBool doDefault = PR_TRUE;
switch (aEvent->message) {
case NS_MOUSE_BUTTON_DOWN: {
if (aEvent->eventStructType == NS_MOUSE_EVENT &&
static_cast<nsMouseEvent*>(aEvent)->button ==
nsMouseEvent::eLeftButton)
{
nsresult rv = NS_OK;
// what direction should we go in?
// convert eDirection to horizontal and vertical directions
static const PRInt8 directions[][2] = {
{-1, -1}, {0, -1}, {1, -1},
{-1, 0}, {1, 0},
{-1, 1}, {0, 1}, {1, 1}
};
// ask the widget implementation to begin a resize drag if it can
rv = aEvent->widget->BeginResizeDrag(aEvent,
directions[mDirection][0], directions[mDirection][1]);
if (rv == NS_ERROR_NOT_IMPLEMENTED) {
// there's no native resize support,
// we need to window resizing ourselves
// we're tracking.
mTrackingMouseMove = PR_TRUE;
// start capture.
aEvent->widget->CaptureMouse(PR_TRUE);
CaptureMouseEvents(aPresContext,PR_TRUE);
// remember current mouse coordinates.
mLastPoint = aEvent->refPoint;
aEvent->widget->GetScreenBounds(mWidgetRect);
}
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_BUTTON_UP: {
if(mTrackingMouseMove && aEvent->eventStructType == NS_MOUSE_EVENT &&
static_cast<nsMouseEvent*>(aEvent)->button ==
nsMouseEvent::eLeftButton)
{
// we're done tracking.
mTrackingMouseMove = PR_FALSE;
// end capture
aEvent->widget->CaptureMouse(PR_FALSE);
CaptureMouseEvents(aPresContext,PR_FALSE);
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_MOVE: {
if(mTrackingMouseMove)
{
// get the document and the window - should this be cached?
nsPIDOMWindow *domWindow =
aPresContext->PresShell()->GetDocument()->GetWindow();
NS_ENSURE_TRUE(domWindow, NS_ERROR_FAILURE);
nsCOMPtr<nsIDocShellTreeItem> docShellAsItem =
do_QueryInterface(domWindow->GetDocShell());
NS_ENSURE_TRUE(docShellAsItem, NS_ERROR_FAILURE);
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
docShellAsItem->GetTreeOwner(getter_AddRefs(treeOwner));
nsCOMPtr<nsIBaseWindow> window(do_QueryInterface(treeOwner));
if (!window) {
return NS_OK;
}
nsPoint nsMoveBy(0,0),nsSizeBy(0,0);
nsPoint nsMouseMove(aEvent->refPoint - mLastPoint);
switch(mDirection)
{
case topleft:
nsMoveBy = nsMouseMove;
nsSizeBy -= nsMouseMove;
break;
case top:
nsMoveBy.y = nsMouseMove.y;
nsSizeBy.y = - nsMouseMove.y;
break;
case topright:
nsMoveBy.y = nsMouseMove.y;
nsSizeBy.x = nsMouseMove.x;
mLastPoint.x += nsMouseMove.x;
nsSizeBy.y = -nsMouseMove.y;
break;
case left:
nsMoveBy.x = nsMouseMove.x;
nsSizeBy.x = -nsMouseMove.x;
break;
case right:
nsSizeBy.x = nsMouseMove.x;
mLastPoint.x += nsMouseMove.x;
break;
case bottomleft:
nsMoveBy.x = nsMouseMove.x;
nsSizeBy.y = nsMouseMove.y;
nsSizeBy.x = -nsMouseMove.x;
mLastPoint.y += nsMouseMove.y;
break;
case bottom:
nsSizeBy.y = nsMouseMove.y;
mLastPoint.y += nsMouseMove.y;
break;
case bottomright:
nsSizeBy = nsMouseMove;
mLastPoint += nsMouseMove;
break;
}
PRInt32 x,y,cx,cy;
window->GetPositionAndSize(&x,&y,&cx,&cy);
x+=nsMoveBy.x;
y+=nsMoveBy.y;
cx+=nsSizeBy.x;
cy+=nsSizeBy.y;
window->SetPositionAndSize(x,y,cx,cy,PR_TRUE); // do the repaint.
/*
if(nsSizeBy.x || nsSizeBy.y)
{
window->ResizeBy(nsSizeBy.x,nsSizeBy.y);
}
if(nsMoveBy.x || nsMoveBy.y)
{
window->MoveBy(nsMoveBy.x,nsMoveBy.y);
} */
*aEventStatus = nsEventStatus_eConsumeNoDefault;
doDefault = PR_FALSE;
}
}
break;
case NS_MOUSE_CLICK:
if (NS_IS_MOUSE_LEFT_CLICK(aEvent))
{
MouseClicked(aPresContext, aEvent);
}
break;
}
if (doDefault && weakFrame.IsAlive())
return nsTitleBarFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
else
return NS_OK;
}
