mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-09-18 11:10:15 +02:00
300 lines
8.7 KiB
C++
300 lines
8.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsCheckButton.h"
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#include "nsToolkit.h"
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#include "nsColor.h"
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#include "nsGUIEvent.h"
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#include "nsString.h"
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#include "nsStringUtil.h"
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#include <windows.h>
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#include "nsILookAndFeel.h"
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#include "nsWidgetsCID.h"
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#include "nsIComponentManager.h"
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#include "nsIDeviceContext.h"
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//-------------------------------------------------------------------------
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nsresult
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NS_NewCheckButton(nsICheckButton** aControl)
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{
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NS_PRECONDITION(aControl, "null OUT ptr");
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if (nsnull == aControl) {
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return NS_ERROR_NULL_POINTER;
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}
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nsCheckButton* it = new nsCheckButton;
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if (!it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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NS_ADDREF(it);
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*aControl = (nsICheckButton*)it;
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return NS_OK;
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}
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NS_IMPL_ADDREF(nsCheckButton)
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NS_IMPL_RELEASE(nsCheckButton)
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//-------------------------------------------------------------------------
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//
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// nsCheckButton constructor
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//
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//-------------------------------------------------------------------------
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nsCheckButton::nsCheckButton() : nsWindow() , nsICheckButton(),
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mState(PR_FALSE)
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{
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}
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//-------------------------------------------------------------------------
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//
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// nsCheckButton destructor
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//
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//-------------------------------------------------------------------------
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nsCheckButton::~nsCheckButton()
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{
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}
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/**
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* Implement the standard QueryInterface for NS_IWIDGET_IID and NS_ISUPPORTS_IID
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* @modify gpk 8/4/98
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* @param aIID The name of the class implementing the method
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* @param _classiiddef The name of the #define symbol that defines the IID
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* for the class (e.g. NS_ISUPPORTS_IID)
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*
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*/
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nsresult nsCheckButton::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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static NS_DEFINE_IID(kICheckButtonIID, NS_ICHECKBUTTON_IID);
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if (aIID.Equals(kICheckButtonIID)) {
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*aInstancePtr = (void*) ((nsICheckButton*)this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return nsWindow::QueryInterface(aIID,aInstancePtr);
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}
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//-------------------------------------------------------------------------
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//
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// Set this button label
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//
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//-------------------------------------------------------------------------
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NS_METHOD nsCheckButton::SetState(const PRBool aState)
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{
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mState = aState;
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if (mWnd) {
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BOOL state;
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if (aState)
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state = BST_CHECKED;
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else
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state = BST_UNCHECKED;
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::SendMessage(mWnd, BM_SETCHECK, (WPARAM)state, (LPARAM)0);
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}
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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//
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// Set this button label
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//
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//-------------------------------------------------------------------------
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NS_METHOD nsCheckButton::GetState(PRBool& aState)
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{
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if (::SendMessage(mWnd, BM_GETCHECK, (WPARAM)0, (LPARAM)0) == BST_CHECKED)
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aState = PR_TRUE;
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else
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aState = PR_FALSE;
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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//
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// Set this button label
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//
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//-------------------------------------------------------------------------
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NS_METHOD nsCheckButton::SetLabel(const nsString& aText)
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{
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char label[256];
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aText.ToCString(label, 256);
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label[255] = '\0';
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VERIFY(::SetWindowText(mWnd, label));
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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//
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// Get this button label
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//
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//-------------------------------------------------------------------------
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NS_METHOD nsCheckButton::GetLabel(nsString& aBuffer)
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{
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int actualSize = ::GetWindowTextLength(mWnd)+1;
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NS_ALLOC_CHAR_BUF(label, 256, actualSize);
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::GetWindowText(mWnd, label, actualSize);
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aBuffer.SetLength(0);
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aBuffer.AppendWithConversion(label);
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NS_FREE_CHAR_BUF(label);
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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//
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// move, paint, resizes message - ignore
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//
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//-------------------------------------------------------------------------
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PRBool nsCheckButton::OnMove(PRInt32, PRInt32)
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{
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return PR_FALSE;
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}
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PRBool nsCheckButton::OnPaint()
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{
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return PR_FALSE;
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}
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PRBool nsCheckButton::OnResize(nsRect &aWindowRect)
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{
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return PR_FALSE;
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}
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//-------------------------------------------------------------------------
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//
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// return the window class name and initialize the class if needed
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//
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//-------------------------------------------------------------------------
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LPCWSTR nsCheckButton::WindowClassW()
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{
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return L"BUTTON";
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}
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//-------------------------------------------------------------------------
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//
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// return the window class name and initialize the class if needed
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//
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//-------------------------------------------------------------------------
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LPCTSTR nsCheckButton::WindowClass()
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{
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return "BUTTON";
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}
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//-------------------------------------------------------------------------
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//
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// return window styles
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//
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//-------------------------------------------------------------------------
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DWORD nsCheckButton::WindowStyle()
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{
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return BS_CHECKBOX | WS_CHILD | WS_CLIPSIBLINGS;
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}
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//-------------------------------------------------------------------------
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//
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// return window extended styles
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//
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//-------------------------------------------------------------------------
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DWORD nsCheckButton::WindowExStyle()
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{
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return 0;
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}
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/**
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* Renders the CheckButton for Printing
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*
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**/
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NS_METHOD nsCheckButton::Paint(nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect)
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{
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nsRect rect;
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float appUnits;
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float scale;
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nsIDeviceContext * context;
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aRenderingContext.GetDeviceContext(context);
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context->GetCanonicalPixelScale(scale);
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appUnits = context->DevUnitsToAppUnits();
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GetBoundsAppUnits(rect, appUnits);
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nscoord one = nscoord(PRFloat64(rect.height) * 1.0/20.0);
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nscoord three = nscoord(PRFloat64(rect.width) * 3.0/20.0);
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nscoord five = nscoord(PRFloat64(rect.width) * 5.0/20.0);
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nscoord six = nscoord(PRFloat64(rect.height) * 5.0/20.0);
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nscoord eight = nscoord(PRFloat64(rect.height) * 7.0/20.0);
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nscoord nine = nscoord(PRFloat64(rect.width) * 9.0/20.0);
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nscoord ten = nscoord(PRFloat64(rect.height) * 9.0/20.0);
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rect.x += three;
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rect.y += nscoord(PRFloat64(rect.height) * 3.5 /20.0);
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rect.width = nscoord(PRFloat64(rect.width) * 12.0/20.0);
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rect.height = nscoord(PRFloat64(rect.height) * 12.0/20.0);
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aRenderingContext.SetColor(NS_RGB(0,0,0));
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nscoord onePixel = nscoord((appUnits+0.6F));
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DrawScaledRect(aRenderingContext, rect, scale, appUnits);
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nscoord x = rect.x;
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nscoord y = rect.y;
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if (mState) {
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nscoord inc = nscoord(PRFloat64(rect.height) * 0.75/20.0);
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nscoord yy = 0;
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for (nscoord i=0;i<4;i++) {
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DrawScaledLine(aRenderingContext, x+three, y+eight+yy, x+five, y+ten+yy, scale, appUnits, PR_FALSE); // top
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DrawScaledLine(aRenderingContext, x+five, y+ten+yy, x+nine, y+six+yy, scale, appUnits, PR_FALSE); // top
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//aRenderingContext.DrawLine(x+three, y+eight+yy, x+five, y+ten+yy);
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//aRenderingContext.DrawLine(x+five, y+ten+yy, x+nine, y+six+yy);
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yy += nscoord(scale);
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}
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}
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NS_RELEASE(context);
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return NS_OK;
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}
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