本文整理汇总了C++中WidgetKeyboardEvent::IsControl方法的典型用法代码示例。如果您正苦于以下问题：C++ WidgetKeyboardEvent::IsControl方法的具体用法？C++ WidgetKeyboardEvent::IsControl怎么用？C++ WidgetKeyboardEvent::IsControl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WidgetKeyboardEvent的用法示例。
在下文中一共展示了WidgetKeyboardEvent::IsControl方法的1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: return
static eEventAction
GetActionForEvent(nsIDOMEvent* aEvent)
{
WidgetKeyboardEvent* keyEvent =
aEvent->GetInternalNSEvent()->AsKeyboardEvent();
if (!keyEvent) {
return eEventAction_Suppress;
}
if (keyEvent->mFlags.mInSystemGroup) {
NS_ASSERTION(keyEvent->message == NS_KEY_DOWN,
"Assuming we're listening only keydown event in system group");
return eEventAction_StopPropagation;
}
if (keyEvent->IsAlt() || keyEvent->IsControl() || keyEvent->IsMeta()) {
// Don't consume keydown event because following keypress event may be
// handled as access key or shortcut key.
return (keyEvent->message == NS_KEY_DOWN) ? eEventAction_StopPropagation :
eEventAction_Suppress;
}
static const uint32_t kOKKeyCodes[] = {
nsIDOMKeyEvent::DOM_VK_PAGE_UP, nsIDOMKeyEvent::DOM_VK_PAGE_DOWN,
nsIDOMKeyEvent::DOM_VK_UP, nsIDOMKeyEvent::DOM_VK_DOWN,
nsIDOMKeyEvent::DOM_VK_HOME, nsIDOMKeyEvent::DOM_VK_END
};
if (keyEvent->keyCode == nsIDOMKeyEvent::DOM_VK_TAB) {
return keyEvent->IsShift() ? eEventAction_ShiftTab : eEventAction_Tab;
}
if (keyEvent->charCode == ' ' || keyEvent->keyCode == NS_VK_SPACE) {
return eEventAction_Propagate;
}
if (keyEvent->IsShift()) {
return eEventAction_Suppress;
}
for (uint32_t i = 0; i < ArrayLength(kOKKeyCodes); ++i) {
if (keyEvent->keyCode == kOKKeyCodes[i]) {
return eEventAction_Propagate;
}
}
return eEventAction_Suppress;
}