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-rw-r--r--layout/forms/nsGfxButtonControlFrame.cpp237
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diff --git a/layout/forms/nsGfxButtonControlFrame.cpp b/layout/forms/nsGfxButtonControlFrame.cpp
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+++ b/layout/forms/nsGfxButtonControlFrame.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsGfxButtonControlFrame.h"
+#include "nsIFormControl.h"
+#include "nsGkAtoms.h"
+#include "mozilla/StyleSetHandle.h"
+#include "mozilla/StyleSetHandleInlines.h"
+#include "nsContentUtils.h"
+// MouseEvent suppression in PP
+#include "nsContentList.h"
+
+#include "nsIDOMHTMLInputElement.h"
+#include "nsTextNode.h"
+
+using namespace mozilla;
+
+nsGfxButtonControlFrame::nsGfxButtonControlFrame(nsStyleContext* aContext):
+ nsHTMLButtonControlFrame(aContext)
+{
+}
+
+nsContainerFrame*
+NS_NewGfxButtonControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
+{
+ return new (aPresShell) nsGfxButtonControlFrame(aContext);
+}
+
+NS_IMPL_FRAMEARENA_HELPERS(nsGfxButtonControlFrame)
+
+void nsGfxButtonControlFrame::DestroyFrom(nsIFrame* aDestructRoot)
+{
+ nsContentUtils::DestroyAnonymousContent(&mTextContent);
+ nsHTMLButtonControlFrame::DestroyFrom(aDestructRoot);
+}
+
+nsIAtom*
+nsGfxButtonControlFrame::GetType() const
+{
+ return nsGkAtoms::gfxButtonControlFrame;
+}
+
+#ifdef DEBUG_FRAME_DUMP
+nsresult
+nsGfxButtonControlFrame::GetFrameName(nsAString& aResult) const
+{
+ return MakeFrameName(NS_LITERAL_STRING("ButtonControl"), aResult);
+}
+#endif
+
+// Create the text content used as label for the button.
+// The frame will be generated by the frame constructor.
+nsresult
+nsGfxButtonControlFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
+{
+ nsXPIDLString label;
+ GetLabel(label);
+
+ // Add a child text content node for the label
+ mTextContent = new nsTextNode(mContent->NodeInfo()->NodeInfoManager());
+
+ // set the value of the text node and add it to the child list
+ mTextContent->SetText(label, false);
+ aElements.AppendElement(mTextContent);
+
+ return NS_OK;
+}
+
+void
+nsGfxButtonControlFrame::AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
+ uint32_t aFilter)
+{
+ if (mTextContent) {
+ aElements.AppendElement(mTextContent);
+ }
+}
+
+// Create the text content used as label for the button.
+// The frame will be generated by the frame constructor.
+nsIFrame*
+nsGfxButtonControlFrame::CreateFrameFor(nsIContent* aContent)
+{
+ nsIFrame * newFrame = nullptr;
+
+ if (aContent == mTextContent) {
+ nsContainerFrame* parentFrame = do_QueryFrame(mFrames.FirstChild());
+
+ nsPresContext* presContext = PresContext();
+ RefPtr<nsStyleContext> textStyleContext;
+ textStyleContext = presContext->StyleSet()->
+ ResolveStyleForText(mTextContent, mStyleContext);
+
+ newFrame = NS_NewTextFrame(presContext->PresShell(), textStyleContext);
+ // initialize the text frame
+ newFrame->Init(mTextContent, parentFrame, nullptr);
+ mTextContent->SetPrimaryFrame(newFrame);
+ }
+
+ return newFrame;
+}
+
+NS_QUERYFRAME_HEAD(nsGfxButtonControlFrame)
+ NS_QUERYFRAME_ENTRY(nsIAnonymousContentCreator)
+NS_QUERYFRAME_TAIL_INHERITING(nsHTMLButtonControlFrame)
+
+// Initially we hardcoded the default strings here.
+// Next, we used html.css to store the default label for various types
+// of buttons. (nsGfxButtonControlFrame::DoNavQuirksReflow rev 1.20)
+// However, since html.css is not internationalized, we now grab the default
+// label from a string bundle as is done for all other UI strings.
+// See bug 16999 for further details.
+nsresult
+nsGfxButtonControlFrame::GetDefaultLabel(nsXPIDLString& aString) const
+{
+ nsCOMPtr<nsIFormControl> form = do_QueryInterface(mContent);
+ NS_ENSURE_TRUE(form, NS_ERROR_UNEXPECTED);
+
+ int32_t type = form->GetType();
+ const char *prop;
+ if (type == NS_FORM_INPUT_RESET) {
+ prop = "Reset";
+ }
+ else if (type == NS_FORM_INPUT_SUBMIT) {
+ prop = "Submit";
+ }
+ else {
+ aString.Truncate();
+ return NS_OK;
+ }
+
+ return nsContentUtils::GetLocalizedString(nsContentUtils::eFORMS_PROPERTIES,
+ prop, aString);
+}
+
+nsresult
+nsGfxButtonControlFrame::GetLabel(nsXPIDLString& aLabel)
+{
+ // Get the text from the "value" property on our content if there is
+ // one; otherwise set it to a default value (localized).
+ nsresult rv;
+ nsCOMPtr<nsIDOMHTMLInputElement> elt = do_QueryInterface(mContent);
+ if (mContent->HasAttr(kNameSpaceID_None, nsGkAtoms::value) && elt) {
+ rv = elt->GetValue(aLabel);
+ } else {
+ // Generate localized label.
+ // We can't make any assumption as to what the default would be
+ // because the value is localized for non-english platforms, thus
+ // it might not be the string "Reset", "Submit Query", or "Browse..."
+ rv = GetDefaultLabel(aLabel);
+ }
+
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // Compress whitespace out of label if needed.
+ if (!StyleText()->WhiteSpaceIsSignificant()) {
+ aLabel.CompressWhitespace();
+ } else if (aLabel.Length() > 2 && aLabel.First() == ' ' &&
+ aLabel.CharAt(aLabel.Length() - 1) == ' ') {
+ // This is a bit of a hack. The reason this is here is as follows: we now
+ // have default padding on our buttons to make them non-ugly.
+ // Unfortunately, IE-windows does not have such padding, so people will
+ // stick values like " ok " (with the spaces) in the buttons in an attempt
+ // to make them look decent. Unfortunately, if they do this the button
+ // looks way too big in Mozilla. Worse yet, if they do this _and_ set a
+ // fixed width for the button we run into trouble because our focus-rect
+ // border/padding and outer border take up 10px of the horizontal button
+ // space or so; the result is that the text is misaligned, even with the
+ // recentering we do in nsHTMLButtonControlFrame::Reflow. So to solve
+ // this, even if the whitespace is significant, single leading and trailing
+ // _spaces_ (and not other whitespace) are removed. The proper solution,
+ // of course, is to not have the focus rect painting taking up 6px of
+ // horizontal space. We should do that instead (via XBL form controls or
+ // changing the renderer) and remove this.
+ aLabel.Cut(0, 1);
+ aLabel.Truncate(aLabel.Length() - 1);
+ }
+
+ return NS_OK;
+}
+
+nsresult
+nsGfxButtonControlFrame::AttributeChanged(int32_t aNameSpaceID,
+ nsIAtom* aAttribute,
+ int32_t aModType)
+{
+ nsresult rv = NS_OK;
+
+ // If the value attribute is set, update the text of the label
+ if (nsGkAtoms::value == aAttribute) {
+ if (mTextContent && mContent) {
+ nsXPIDLString label;
+ rv = GetLabel(label);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ mTextContent->SetText(label, true);
+ } else {
+ rv = NS_ERROR_UNEXPECTED;
+ }
+
+ // defer to HTMLButtonControlFrame
+ } else {
+ rv = nsHTMLButtonControlFrame::AttributeChanged(aNameSpaceID, aAttribute, aModType);
+ }
+ return rv;
+}
+
+bool
+nsGfxButtonControlFrame::IsLeaf() const
+{
+ return true;
+}
+
+nsContainerFrame*
+nsGfxButtonControlFrame::GetContentInsertionFrame()
+{
+ return this;
+}
+
+nsresult
+nsGfxButtonControlFrame::HandleEvent(nsPresContext* aPresContext,
+ WidgetGUIEvent* aEvent,
+ nsEventStatus* aEventStatus)
+{
+ // Override the HandleEvent to prevent the nsFrame::HandleEvent
+ // from being called. The nsFrame::HandleEvent causes the button label
+ // to be selected (Drawn with an XOR rectangle over the label)
+
+ // do we have user-input style?
+ const nsStyleUserInterface* uiStyle = StyleUserInterface();
+ if (uiStyle->mUserInput == StyleUserInput::None ||
+ uiStyle->mUserInput == StyleUserInput::Disabled) {
+ return nsFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
+ }
+ return NS_OK;
+}