本文整理汇总了C++中View::CurModifiers方法的典型用法代码示例。如果您正苦于以下问题：C++ View::CurModifiers方法的具体用法？C++ View::CurModifiers怎么用？C++ View::CurModifiers使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类View的用法示例。
在下文中一共展示了View::CurModifiers方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: MouseDown
void DisplayDirector::MouseDown(int x, int y)
{
BPoint mousePoint(x, y);
View* view = WindowView();
// hit the hotspot
if (hotspot && hotspot->ContainsPoint(ViewToDoc(mousePoint)))
hotspot->Clicked(this);
// extend the selection
else if ((view->CurModifiers() & B_SHIFT_KEY) != 0)
ExtendSelection();
// promote or drag the selection
else if (selection && selection->ContainsPoint(ViewToDoc(mousePoint))) {
if (view->CurClicks() > 1) {
StartRefreshCycle();
selection->Promote(this);
FinishRefreshCycle();
ExtendSelection();
}
else
DragSelection(mousePoint);
}
// otherwise find a new selection
else {
if (DocRect().Contains(mousePoint))
FindSelection();
else
SetSelection(NULL);
}
}示例2: DragSelection
void DisplayDirector::DragSelection(BPoint startPoint)
{
if (selection == NULL)
return;
View* view = WindowView();
BPoint lastPoint = ViewToDoc(startPoint);
bool scrolling = false;
bool wasRightButton = false;
bool optionDown = false;
while (true) {
// get the mouse point and check if moved/finished
BPoint point = view->GetMousePoint();
int buttons = view->GetMouseButtons();
if (buttons == 0)
break;
wasRightButton = ((buttons & (B_SECONDARY_MOUSE_BUTTON | B_TERTIARY_MOUSE_BUTTON)) != 0);
optionDown = ((view->CurModifiers() & B_OPTION_KEY) != 0);
scrolling |= Autoscroll(point);
point = ViewToDoc(point);
if (point == lastPoint && !scrolling) {
view->MouseTrackingPause();
continue;
}
// change the destination
Destination* newDestination = NULL;
if (!selection->ContainsPoint(point)) {
FindDestinationContext destContext(selection, point.x, point.y);
newDestination = docDisplayNode->BlockFindDestination(&destContext);
}
if (newDestination != destination) {
StartRefreshCycle();
SetDestination(newDestination);
scrolling = DoScrollStep();
FinishRefreshCycle();
}
else
scrolling = DoScrollStep();
lastPoint = point;
}
// do the move/copy
if (destination) {
// figure out if it's a move or a copy
bool doing = true;
bool copying = false;
/***
if (wasRightButton) {
BPopUpMenu* menu = new BPopUpMenu("Move/Copy");
BMenuItem* moveItem = new BMenuItem("Move", NULL);
menu->AddItem(moveItem);
BMenuItem* copyItem = new BMenuItem("Copy", NULL);
menu->AddItem(copyItem);
BMenuItem* chosenItem = menu->Go(ConvertToScreen(DocToView(lastPoint)), false, true);
copying = (chosenItem == copyItem);
if (chosenItem == NULL)
doing = false;
delete menu;
}
else if (optionDown)
copying = true;
***/
if (optionDown)
copying = true;
if (doing) {
StartRefreshCycle();
// do the move or copy
Action* moveAction = NULL;
if (copying)
moveAction = destination->GetCopyAction();
else
moveAction = destination->GetMoveAction();
if (moveAction)
DoAction(moveAction);
SetDestination(NULL);
FinishRefreshCycle();
}
else
SetDestination(NULL);
}
}