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Bug 1098161 - Notify shortcut mode to system app when long tap on content with empty text. r=roc

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This commit is contained in:
pchang 2014-12-19 14:04:45 +08:00
parent 15214fdece
commit 0b5289330f
2 changed files with 28 additions and 0 deletions
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27
layout/base/SelectionCarets.cpp
View File

@ -577,6 +577,7 @@ SelectionCarets::SelectWord()
bool selectable;
ptFrame->IsSelectable(&selectable, nullptr);
if (!selectable) {
SELECTIONCARETS_LOG(" frame %p is not selectable", ptFrame);
return NS_ERROR_FAILURE;
}
@ -593,6 +594,17 @@ SelectionCarets::SelectWord()
if (elt) {
fm->SetFocus(elt, 0);
}
if (!nsContentUtils::HasNonEmptyTextContent(
editingHost, nsContentUtils::eRecurseIntoChildren)) {
SELECTIONCARETS_LOG("Select a editable content %p with empty text",
editingHost);
// Long tap on the content with empty text, no action for
// selectioncarets but need to dispatch the touchcarettap event
// to support the short cut mode
DispatchCustomEvent(NS_LITERAL_STRING("touchcarettap"));
return NS_OK;
}
} else {
nsIContent* focusedContent = GetFocusedContent();
if (focusedContent && focusedContent->GetTextEditorRootContent()) {
@ -1038,6 +1050,21 @@ SelectionCarets::GetSelectionBoundingRect(Selection* aSel)
return res;
}
void
SelectionCarets::DispatchCustomEvent(const nsAString& aEvent)
{
SELECTIONCARETS_LOG("dispatch %s event", NS_ConvertUTF16toUTF8(aEvent).get());
bool defaultActionEnabled = true;
nsIDocument* doc = mPresShell->GetDocument();
MOZ_ASSERT(doc);
nsContentUtils::DispatchTrustedEvent(doc,
ToSupports(doc),
aEvent,
true,
false,
&defaultActionEnabled);
}
void
SelectionCarets::DispatchSelectionStateChangedEvent(Selection* aSelection,
SelectionState aState)

1
layout/base/SelectionCarets.h
View File

@ -207,6 +207,7 @@ private:
dom::SelectionState aState);
void DispatchSelectionStateChangedEvent(dom::Selection* aSelection,
const dom::Sequence<dom::SelectionState>& aStates);
void DispatchCustomEvent(const nsAString& aEvent);
nsRect GetSelectionBoundingRect(dom::Selection* aSel);
/**