242 lines
9.1 KiB
Plaintext
242 lines
9.1 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/Event.h"
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#include "nsMenuUtilsX.h"
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#include "nsMenuBarX.h"
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#include "nsMenuX.h"
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#include "nsMenuItemX.h"
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#include "nsStandaloneNativeMenu.h"
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#include "nsObjCExceptions.h"
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#include "nsCocoaUtils.h"
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#include "nsCocoaWindow.h"
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#include "nsGkAtoms.h"
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#include "nsIDocument.h"
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#include "nsIDOMDocument.h"
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#include "nsIDOMXULCommandEvent.h"
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#include "nsPIDOMWindow.h"
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#include "nsQueryObject.h"
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using namespace mozilla;
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void nsMenuUtilsX::DispatchCommandTo(nsIContent* aTargetContent)
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{
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NS_PRECONDITION(aTargetContent, "null ptr");
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nsIDocument* doc = aTargetContent->OwnerDoc();
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if (doc) {
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ErrorResult rv;
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RefPtr<dom::Event> event =
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doc->CreateEvent(NS_LITERAL_STRING("xulcommandevent"), rv);
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nsCOMPtr<nsIDOMXULCommandEvent> command = do_QueryObject(event);
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// FIXME: Should probably figure out how to init this with the actual
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// pressed keys, but this is a big old edge case anyway. -dwh
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if (command &&
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NS_SUCCEEDED(command->InitCommandEvent(NS_LITERAL_STRING("command"),
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true, true,
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doc->GetWindow(), 0,
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false, false, false,
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false, nullptr))) {
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event->SetTrusted(true);
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bool dummy;
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aTargetContent->DispatchEvent(event, &dummy);
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}
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}
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}
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NSString* nsMenuUtilsX::GetTruncatedCocoaLabel(const nsString& itemLabel)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NIL;
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#if(0)
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// We want to truncate long strings to some reasonable pixel length but there is no
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// good API for doing that which works for all OS versions and architectures. For now
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// we'll do nothing for consistency and depend on good user interface design to limit
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// string lengths.
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return [NSString stringWithCharacters:reinterpret_cast<const unichar*>(itemLabel.get())
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length:itemLabel.Length()];
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#else
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// TenFourFox needs the old code. We can use the above for 64 bit if we
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// ever end up building it, but here's the old stuff (OS 9 era!) back.
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// For laughs, look at Classilla issue 71 for the OS 9 equivalent.
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// 10.4Fx issue 65 / back out part of 641927
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// ::TruncateThemeText() doesn't take the number of characters to truncate to, it takes a pixel with
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// to fit the string in. Ugh. I talked it over with sfraser and we couldn't come up with an
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// easy way to compute what this should be given the system font, etc, so we're just going
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// to hard code it to something reasonable and bigger fonts will just have to deal.
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const short kMaxItemPixelWidth = 300;
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NSMutableString *label = [NSMutableString
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stringWithCharacters:reinterpret_cast<const unichar*>(itemLabel.get())
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length:itemLabel.Length()];
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::TruncateThemeText((CFMutableStringRef)label, kThemeMenuItemFont,
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kThemeStateActive, kMaxItemPixelWidth, truncMiddle, NULL);
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return label;
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#endif
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NS_OBJC_END_TRY_ABORT_BLOCK_NIL;
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}
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uint8_t nsMenuUtilsX::GeckoModifiersForNodeAttribute(const nsString& modifiersAttribute)
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{
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uint8_t modifiers = knsMenuItemNoModifier;
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char* str = ToNewCString(modifiersAttribute);
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char* newStr;
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char* token = strtok_r(str, ", \t", &newStr);
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while (token != NULL) {
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if (strcmp(token, "shift") == 0)
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modifiers |= knsMenuItemShiftModifier;
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else if (strcmp(token, "alt") == 0)
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modifiers |= knsMenuItemAltModifier;
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else if (strcmp(token, "control") == 0)
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modifiers |= knsMenuItemControlModifier;
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else if ((strcmp(token, "accel") == 0) ||
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(strcmp(token, "meta") == 0)) {
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modifiers |= knsMenuItemCommandModifier;
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}
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token = strtok_r(newStr, ", \t", &newStr);
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}
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free(str);
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return modifiers;
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}
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unsigned int nsMenuUtilsX::MacModifiersForGeckoModifiers(uint8_t geckoModifiers)
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{
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unsigned int macModifiers = 0;
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if (geckoModifiers & knsMenuItemShiftModifier)
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macModifiers |= NSShiftKeyMask;
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if (geckoModifiers & knsMenuItemAltModifier)
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macModifiers |= NSAlternateKeyMask;
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if (geckoModifiers & knsMenuItemControlModifier)
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macModifiers |= NSControlKeyMask;
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if (geckoModifiers & knsMenuItemCommandModifier)
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macModifiers |= NSCommandKeyMask;
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return macModifiers;
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}
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nsMenuBarX* nsMenuUtilsX::GetHiddenWindowMenuBar()
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{
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nsIWidget* hiddenWindowWidgetNoCOMPtr = nsCocoaUtils::GetHiddenWindowWidget();
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if (hiddenWindowWidgetNoCOMPtr)
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return static_cast<nsCocoaWindow*>(hiddenWindowWidgetNoCOMPtr)->GetMenuBar();
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else
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return nullptr;
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}
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// It would be nice if we could localize these edit menu names.
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NSMenuItem* nsMenuUtilsX::GetStandardEditMenuItem()
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NIL;
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// In principle we should be able to allocate this once and then always
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// return the same object. But wierd interactions happen between native
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// app-modal dialogs and Gecko-modal dialogs that open above them. So what
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// we return here isn't always released before it needs to be added to
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// another menu. See bmo bug 468393.
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NSMenuItem* standardEditMenuItem =
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[[[NSMenuItem alloc] initWithTitle:@"Edit" action:nil keyEquivalent:@""] autorelease];
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NSMenu* standardEditMenu = [[NSMenu alloc] initWithTitle:@"Edit"];
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[standardEditMenuItem setSubmenu:standardEditMenu];
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[standardEditMenu release];
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// Add Undo
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NSMenuItem* undoItem = [[NSMenuItem alloc] initWithTitle:@"Undo" action:@selector(undo:) keyEquivalent:@"z"];
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[standardEditMenu addItem:undoItem];
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[undoItem release];
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// Add Redo
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NSMenuItem* redoItem = [[NSMenuItem alloc] initWithTitle:@"Redo" action:@selector(redo:) keyEquivalent:@"Z"];
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[standardEditMenu addItem:redoItem];
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[redoItem release];
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// Add separator
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[standardEditMenu addItem:[NSMenuItem separatorItem]];
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// Add Cut
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NSMenuItem* cutItem = [[NSMenuItem alloc] initWithTitle:@"Cut" action:@selector(cut:) keyEquivalent:@"x"];
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[standardEditMenu addItem:cutItem];
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[cutItem release];
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// Add Copy
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NSMenuItem* copyItem = [[NSMenuItem alloc] initWithTitle:@"Copy" action:@selector(copy:) keyEquivalent:@"c"];
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[standardEditMenu addItem:copyItem];
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[copyItem release];
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// Add Paste
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NSMenuItem* pasteItem = [[NSMenuItem alloc] initWithTitle:@"Paste" action:@selector(paste:) keyEquivalent:@"v"];
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[standardEditMenu addItem:pasteItem];
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[pasteItem release];
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// Add Delete
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NSMenuItem* deleteItem = [[NSMenuItem alloc] initWithTitle:@"Delete" action:@selector(delete:) keyEquivalent:@""];
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[standardEditMenu addItem:deleteItem];
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[deleteItem release];
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// Add Select All
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NSMenuItem* selectAllItem = [[NSMenuItem alloc] initWithTitle:@"Select All" action:@selector(selectAll:) keyEquivalent:@"a"];
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[standardEditMenu addItem:selectAllItem];
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[selectAllItem release];
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return standardEditMenuItem;
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NS_OBJC_END_TRY_ABORT_BLOCK_NIL;
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}
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bool nsMenuUtilsX::NodeIsHiddenOrCollapsed(nsIContent* inContent)
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{
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return (inContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::hidden,
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nsGkAtoms::_true, eCaseMatters) ||
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inContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::collapsed,
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nsGkAtoms::_true, eCaseMatters));
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}
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// Determines how many items are visible among the siblings in a menu that are
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// before the given child. This will not count the application menu.
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int nsMenuUtilsX::CalculateNativeInsertionPoint(nsMenuObjectX* aParent,
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nsMenuObjectX* aChild)
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{
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int insertionPoint = 0;
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nsMenuObjectTypeX parentType = aParent->MenuObjectType();
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if (parentType == eMenuBarObjectType) {
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nsMenuBarX* menubarParent = static_cast<nsMenuBarX*>(aParent);
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uint32_t numMenus = menubarParent->GetMenuCount();
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for (uint32_t i = 0; i < numMenus; i++) {
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nsMenuX* currMenu = menubarParent->GetMenuAt(i);
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if (currMenu == aChild)
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return insertionPoint; // we found ourselves, break out
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if (currMenu && [currMenu->NativeMenuItem() menu])
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insertionPoint++;
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}
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}
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else if (parentType == eSubmenuObjectType ||
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parentType == eStandaloneNativeMenuObjectType) {
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nsMenuX* menuParent;
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if (parentType == eSubmenuObjectType)
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menuParent = static_cast<nsMenuX*>(aParent);
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else
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menuParent = static_cast<nsStandaloneNativeMenu*>(aParent)->GetMenuXObject();
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uint32_t numItems = menuParent->GetItemCount();
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for (uint32_t i = 0; i < numItems; i++) {
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// Using GetItemAt instead of GetVisibleItemAt to avoid O(N^2)
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nsMenuObjectX* currItem = menuParent->GetItemAt(i);
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if (currItem == aChild)
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return insertionPoint; // we found ourselves, break out
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NSMenuItem* nativeItem = nil;
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nsMenuObjectTypeX currItemType = currItem->MenuObjectType();
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if (currItemType == eSubmenuObjectType)
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nativeItem = static_cast<nsMenuX*>(currItem)->NativeMenuItem();
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else
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nativeItem = (NSMenuItem*)(currItem->NativeData());
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if ([nativeItem menu])
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insertionPoint++;
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}
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}
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return insertionPoint;
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}
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