mirror of
https://github.com/mozilla/gecko-dev.git
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353 lines
11 KiB
C
353 lines
11 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef Window_h__
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#define Window_h__
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#include "nsdefs.h"
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#include "nsObject.h"
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#include "nsSwitchToUIThread.h"
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#include "nsToolkit.h"
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#include "nsIWidget.h"
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#include "nsIEnumerator.h"
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#include "nsIMouseListener.h"
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#include "nsIEventListener.h"
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#define NSRGB_2_COLOREF(color) \
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RGB(NS_GET_R(color),NS_GET_G(color),NS_GET_B(color))
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class nsWindow : public nsObject,
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public nsIWidget,
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public nsSwitchToUIThread
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{
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public:
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nsWindow(nsISupports *aOuter);
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virtual ~nsWindow();
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// nsISupports. Forward to the nsObject base class
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BASE_SUPPORT
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virtual nsresult QueryObject(const nsIID& aIID, void** aInstancePtr);
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// nsIWidget interface
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virtual void Create(nsIWidget *aParent,
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const nsRect &aRect,
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EVENT_CALLBACK aHandleEventFunction,
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nsIDeviceContext *aContext,
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nsIToolkit *aToolkit = nsnull);
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virtual void Create(nsNativeWindow aParent,
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const nsRect &aRect,
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EVENT_CALLBACK aHandleEventFunction,
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nsIDeviceContext *aContext,
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nsIToolkit *aToolkit = nsnull);
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virtual void Destroy();
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virtual nsIWidget* GetParent(void);
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virtual nsIEnumerator* GetChildren();
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virtual void AddChild(nsIWidget* aChild);
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virtual void RemoveChild(nsIWidget* aChild);
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virtual void Show(PRBool bState);
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virtual void Move(PRUint32 aX, PRUint32 aY);
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virtual void Resize(PRUint32 aWidth,
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PRUint32 aHeight);
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virtual void Resize(PRUint32 aX,
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PRUint32 aY,
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PRUint32 aWidth,
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PRUint32 aHeight);
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virtual void Enable(PRBool bState);
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virtual void SetFocus(void);
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virtual void GetBounds(nsRect &aRect);
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virtual nscolor GetForegroundColor(void);
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virtual void SetForegroundColor(const nscolor &aColor);
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virtual nscolor GetBackgroundColor(void);
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virtual void SetBackgroundColor(const nscolor &aColor);
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virtual nsIFontMetrics* GetFont(void);
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virtual void SetFont(const nsFont &aFont);
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virtual nsCursor GetCursor();
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virtual void SetCursor(nsCursor aCursor);
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virtual void Invalidate(PRBool aIsSynchronous);
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virtual void* GetNativeData(PRUint32 aDataType);
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virtual nsIRenderingContext* GetRenderingContext();
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virtual void SetColorMap(nsColorMap *aColorMap);
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virtual nsIDeviceContext* GetDeviceContext();
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virtual void Scroll(PRInt32 aDx, PRInt32 aDy, nsRect *aClipRect);
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virtual nsIToolkit* GetToolkit();
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virtual void AddMouseListener(nsIMouseListener * aListener);
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virtual void AddEventListener(nsIEventListener * aListener);
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// nsSwitchToUIThread interface
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virtual BOOL CallMethod(MethodInfo *info);
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HWND GetWindowHandle() { return mWnd; }
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WNDPROC GetPrevWindowProc() { return mPrevWndProc; }
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virtual PRBool DispatchMouseEvent(PRUint32 aEventType);
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protected:
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virtual PRBool ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT *aRetValue);
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virtual LPCTSTR WindowClass();
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virtual DWORD WindowStyle();
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virtual DWORD WindowExStyle();
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void SubclassWindow(BOOL bState);
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virtual void OnDestroy();
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virtual PRBool OnPaint();
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virtual PRBool OnResize(nsRect &aWindowRect);
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virtual PRBool OnKey(PRUint32 aEventType, PRUint32 aKeyCode);
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virtual PRBool DispatchFocus(PRUint32 aEventType);
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virtual PRBool DispatchEvent(PRUint32 aEventType);
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virtual PRBool OnScroll(UINT scrollCode, int cPos);
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virtual HBRUSH OnControlColor();
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static LRESULT CALLBACK WindowProc(HWND hWnd,
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UINT msg,
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WPARAM wParam,
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LPARAM lParam);
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static PRBool ConvertStatus(nsEventStatus aStatus);
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protected:
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HWND mWnd;
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HPALETTE mPalette;
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WNDPROC mPrevWndProc;
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EVENT_CALLBACK mEventCallback;
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nsIDeviceContext *mContext;
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nsIFontMetrics *mFontMetrics;
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nsToolkit *mToolkit;
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nsIMouseListener * mMouseListener;
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nsIEventListener * mEventListener;
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nscolor mBackground;
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HBRUSH mBrush;
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nscolor mForeground;
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nsCursor mCursor;
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PRBool mIsShiftDown;
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PRBool mIsControlDown;
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PRBool mIsAltDown;
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// keep the list of children
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class Enumerator : public nsIEnumerator {
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nsIWidget **mChildrens;
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int mCurrentPosition;
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int mArraySize;
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public:
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NS_DECL_ISUPPORTS
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Enumerator();
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~Enumerator();
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NS_IMETHOD_(nsISupports*) Next();
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NS_IMETHOD_(void) Reset();
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void Append(nsIWidget* aWidget);
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void Remove(nsIWidget* aWidget);
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private:
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void GrowArray();
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} *mChildren;
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// Enumeration of the methods which are accessable on the "main GUI thread"
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// via the CallMethod(...) mechanism...
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// see nsSwitchToUIThread
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enum {
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CREATE = 0x0101,
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CREATE_NATIVE,
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DESTROY,
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SET_FOCUS,
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SET_CURSOR,
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CREATE_HACK
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};
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static BOOL sIsRegistered;
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};
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//
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// A child window is a window with different style
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//
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class ChildWindow : public nsWindow {
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public:
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ChildWindow(nsISupports *aOuter) : nsWindow(aOuter) {}
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protected:
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virtual DWORD WindowStyle();
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virtual DWORD WindowExStyle() { return 0; }
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};
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#define BASE_IWIDGET_IMPL BASE_INITIALIZE_IMPL BASE_WINDOWS_METHODS
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#define BASE_INITIALIZE_IMPL \
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void Create(nsIWidget *aParent, \
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const nsRect &aRect, \
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EVENT_CALLBACK aHandleEventFunction, \
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nsIDeviceContext *aContext, \
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nsIToolkit *aToolkit = nsnull) \
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{ \
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nsWindow::Create(aParent, aRect, aHandleEventFunction, aContext, aToolkit); \
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} \
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#define BASE_WINDOWS_METHODS \
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void Create(nsNativeWindow aParent, \
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const nsRect &aRect, \
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EVENT_CALLBACK aHandleEventFunction, \
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nsIDeviceContext *aContext, \
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nsIToolkit *aToolkit = nsnull) \
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{ \
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nsWindow::Create(aParent, aRect, aHandleEventFunction, aContext, aToolkit); \
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} \
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void Destroy(void) \
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{ \
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nsWindow::Destroy(); \
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} \
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nsIWidget* GetParent(void) \
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{ \
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return nsWindow::GetParent(); \
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} \
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nsIEnumerator* GetChildren(void) \
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{ \
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return nsWindow::GetChildren(); \
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} \
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void AddChild(nsIWidget* aChild) \
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{ \
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nsWindow::AddChild(aChild); \
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} \
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void RemoveChild(nsIWidget* aChild) \
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{ \
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nsWindow::RemoveChild(aChild); \
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} \
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void Show(PRBool bState) \
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{ \
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nsWindow::Show(bState); \
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} \
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void Move(PRUint32 aX, PRUint32 aY) \
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{ \
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nsWindow::Move(aX, aY); \
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} \
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void Resize(PRUint32 aWidth, \
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PRUint32 aHeight) \
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{ \
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nsWindow::Resize(aWidth, aHeight); \
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} \
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void Resize(PRUint32 aX, \
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PRUint32 aY, \
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PRUint32 aWidth, \
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PRUint32 aHeight) \
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{ \
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nsWindow::Resize(aX, aY, aWidth, aHeight); \
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} \
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void Enable(PRBool bState) \
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{ \
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nsWindow::Enable(bState); \
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} \
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void SetFocus(void) \
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{ \
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nsWindow::SetFocus(); \
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} \
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void GetBounds(nsRect &aRect) \
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{ \
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nsWindow::GetBounds(aRect); \
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} \
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nscolor GetForegroundColor(void) \
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{ \
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return nsWindow::GetForegroundColor(); \
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} \
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void SetForegroundColor(const nscolor &aColor) \
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{ \
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nsWindow::SetForegroundColor(aColor); \
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} \
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nscolor GetBackgroundColor(void) \
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{ \
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return nsWindow::GetBackgroundColor(); \
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} \
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void SetBackgroundColor(const nscolor &aColor) \
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{ \
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nsWindow::SetBackgroundColor(aColor); \
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} \
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nsIFontMetrics* GetFont(void) \
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{ \
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return nsWindow::GetFont(); \
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} \
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void SetFont(const nsFont &aFont) \
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{ \
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nsWindow::SetFont(aFont); \
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} \
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nsCursor GetCursor() \
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{ \
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return nsWindow::GetCursor(); \
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} \
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void SetCursor(nsCursor aCursor) \
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{ \
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nsWindow::SetCursor(aCursor); \
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} \
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void Invalidate(PRBool aIsSynchronous) \
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{ \
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nsWindow::Invalidate(aIsSynchronous); \
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} \
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void* GetNativeData(PRUint32 aDataType) \
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{ \
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return nsWindow::GetNativeData(aDataType); \
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} \
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nsIRenderingContext* GetRenderingContext() \
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{ \
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return nsWindow::GetRenderingContext(); \
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} \
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nsIDeviceContext* GetDeviceContext() \
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{ \
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return nsWindow::GetDeviceContext(); \
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} \
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void Scroll(PRInt32 aDx, PRInt32 aDy, nsRect *aClipRect) \
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{ \
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nsWindow::Scroll(aDx, aDy, aClipRect); \
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} \
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nsIToolkit* GetToolkit() \
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{ \
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return nsWindow::GetToolkit(); \
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} \
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void SetColorMap(nsColorMap *aColorMap) \
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{ \
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nsWindow::SetColorMap(aColorMap); \
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} \
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void AddMouseListener(nsIMouseListener * aListener) \
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{ \
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nsWindow::AddMouseListener(aListener); \
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} \
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void AddEventListener(nsIEventListener * aListener) \
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{ \
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nsWindow::AddEventListener(aListener); \
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} \
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PRBool OnKey(PRUint32 aEventType, PRUint32 aKeyCode) \
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{ \
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return nsWindow::OnKey(aEventType, aKeyCode); \
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}
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#endif // Window_h__
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