jdk/src/windows/native/sun/windows/awt_Frame.h - edge/openjdk - Git at Google

 /*
  * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 #ifndef AWT_FRAME_H
 #define AWT_FRAME_H

 #include "awt_Window.h"
 #include "awt_MenuBar.h" //add for multifont
 #include "awt_Toolkit.h"
 #include "Hashtable.h"

 #include "java_awt_Frame.h"
 #include "sun_awt_windows_WFramePeer.h"


 /************************************************************************
  * AwtFrame class
  */

 #define AWT_FRAME_WINDOW_CLASS_NAME TEXT("SunAwtFrame")


 class AwtFrame : public AwtWindow {
 public:
     enum FrameExecIds {
         FRAME_SETMENUBAR
     };

     /* java.awt.Frame fields and method IDs */
     static jfieldID undecoratedID;

     /* sun.awt.windows.WEmbeddedFrame fields and method IDs */
     static jfieldID handleID;

     static jmethodID setExtendedStateMID;
     static jmethodID getExtendedStateMID;

     /* method id for WEmbeddedFrame.requestActivate() method */
     static jmethodID activateEmbeddingTopLevelMID;

     /* field id for WEmbeddedFrame.isEmbeddedInIE */
     static jfieldID isEmbeddedInIEID;

     AwtFrame();
     virtual ~AwtFrame();

     virtual void Dispose();

     virtual LPCTSTR GetClassName();

     /* Create a new AwtFrame.  This must be run on the main thread. */
     static AwtFrame* Create(jobject self, jobject parent);

     /* Returns whether this frame is embedded in an external native frame. */
     INLINE BOOL IsEmbeddedFrame() { return m_isEmbedded; }
     /* Returns whether this frame is lightweight. */
     INLINE virtual BOOL IsLightweightFrame() { return m_isLightweight; }

     INLINE BOOL IsSimpleWindow() { return FALSE; }

     /* Returns whether this window is in iconified state. */
     INLINE BOOL isIconic() { return m_iconic; }
     INLINE void setIconic(BOOL b) { m_iconic = b; }

     /* Returns whether this window is in zoomed state. */
     INLINE BOOL isZoomed() { return m_zoomed; }
     INLINE void setZoomed(BOOL b) { m_zoomed = b; }

     void SendWindowStateEvent(int oldState, int newState);

     void Show();

     INLINE void DrawMenuBar() { VERIFY(::DrawMenuBar(GetHWnd())); }

     virtual void DoUpdateIcon();
     virtual HICON GetEffectiveIcon(int iconType);

     /*for WmDrawItem and WmMeasureItem method */
     AwtMenuBar* GetMenuBar();
     void SetMenuBar(AwtMenuBar*);

     virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam);

     MsgRouting WmGetMinMaxInfo(LPMINMAXINFO lpmmi);
     MsgRouting WmSize(UINT type, int w, int h);
     MsgRouting WmActivate(UINT nState, BOOL fMinimized, HWND opposite);
     MsgRouting WmDrawItem(UINT ctrlId, DRAWITEMSTRUCT& drawInfo);
     MsgRouting WmMeasureItem(UINT ctrlId, MEASUREITEMSTRUCT& measureInfo);
     MsgRouting WmEnterMenuLoop(BOOL isTrackPopupMenu);
     MsgRouting WmExitMenuLoop(BOOL isTrackPopupMenu);
     MsgRouting WmMouseUp(UINT flags, int x, int y, int button);
     MsgRouting WmMouseMove(UINT flags, int x, int y);
     MsgRouting WmNcMouseDown(WPARAM hitTest, int x, int y, int button);
     MsgRouting WmNcMouseUp(WPARAM hitTest, int x, int y, int button);
     MsgRouting WmGetIcon(WPARAM iconType, LRESULT& retVal);
     MsgRouting WmShowWindow(BOOL show, UINT status);

     virtual MsgRouting WmSysCommand(UINT uCmdType, int xPos, int yPos);

     LRESULT WinThreadExecProc(ExecuteArgs * args);

     INLINE BOOL IsUndecorated() { return m_isUndecorated; }

     INLINE HWND GetProxyFocusOwner() {
         return GetHWnd();
     }

     void SetMaximizedBounds(int x, int y, int w, int h);
     void ClearMaximizedBounds();

     // returns true if the frame is inputmethod window
     INLINE BOOL isInputMethodWindow() { return m_isInputMethodWindow; }
     // adjusts the IME candidate window position if needed
     void AdjustCandidateWindowPos();

     // invoked on Toolkit thread
     static jobject _GetBoundsPrivate(void *param);

     // some methods called on Toolkit thread
     static void _SetState(void *param);
     static jint _GetState(void *param);
     static void _SetMaximizedBounds(void *param);
     static void _ClearMaximizedBounds(void *param);
     static void _SetMenuBar(void *param);
     static void _SetIMMOption(void *param);
     static void _SynthesizeWmActivate(void *param);
     static void _NotifyModalBlocked(void *param);

     virtual void Reshape(int x, int y, int width, int height);

     virtual BOOL AwtSetActiveWindow(BOOL isMouseEventCause = FALSE, UINT hittest = HTCLIENT);

     void CheckRetainActualFocusedWindow(HWND activatedOpositeHWnd);
     BOOL CheckActivateActualFocusedWindow(HWND deactivatedOpositeHWnd);

     INLINE HWND GetImeTargetComponent() { return m_imeTargetComponent; }
     INLINE void SetImeTargetComponent(HWND hwnd) { m_imeTargetComponent = hwnd; }

 protected:
     /* The frame is undecorated. */
     BOOL m_isUndecorated;

 private:
     LRESULT ProxyWindowProc(UINT message, WPARAM wParam, LPARAM lParam, MsgRouting &mr);

     /* The frame's embedding parent (if any) */
     HWND m_parentWnd;

     /* The frame's menubar. */
     AwtMenuBar* menuBar;

     /* The frame is an EmbeddedFrame. */
     BOOL m_isEmbedded;

     /* Fix for JDK-8056915:
        The embedded frame must gain focus by setting focus to its parent. */
     BOOL m_isEmbeddedInIE;

     /* Checks whether the frame is embedded in IE */
     static BOOL IsEmbeddedInIE(HWND hwndParent);

     /* The frame is a LightweightFrame */
     BOOL m_isLightweight;

     /* used so that calls to ::MoveWindow in SetMenuBar don't propogate
        because they are immediately followed by calls to Component.resize */
     BOOL m_ignoreWmSize;

     /* tracks whether or not menu on this frame is dropped down */
     BOOL m_isMenuDropped;

     /* The frame is an InputMethodWindow */
     BOOL m_isInputMethodWindow;

     // retains the target component for the IME messages
     HWND m_imeTargetComponent;

     /*
      * Fix for 4823903.
      * Retains a focus proxied window to set the focus correctly
      * when its owner get activated.
      */
     AwtWindow *m_actualFocusedWindow;

     /* The original, default WndProc for m_proxyFocusOwner. */
     WNDPROC m_proxyDefWindowProc;

     BOOL m_iconic;          /* are we in an iconic state */
     BOOL m_zoomed;          /* are we in a zoomed state */

     /* whether WmSize() must unconditionally reset zoomed state */
     BOOL m_forceResetZoomed;

     BOOL  m_maxBoundsSet;
     POINT m_maxPos;
     POINT m_maxSize;

     BOOL isInManualMoveOrSize;
     WPARAM grabbedHitTest;
     POINT savedMousePos;

     /*
      * Hashtable<Thread, BlockedThreadStruct> - a table that contains all the
      * information about non-toolkit threads with modal blocked embedded
      * frames. This information includes: number of blocked embedded frames
      * created on the the thread, and mouse and modal hooks installed for
      * that thread. For every thread each hook is installed only once
      */
     static Hashtable sm_BlockedThreads;
 };

 #endif /* AWT_FRAME_H */
	/*
	* Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	#ifndef AWT_FRAME_H
	#define AWT_FRAME_H

	#include "awt_Window.h"
	#include "awt_MenuBar.h" //add for multifont
	#include "awt_Toolkit.h"
	#include "Hashtable.h"

	#include "java_awt_Frame.h"
	#include "sun_awt_windows_WFramePeer.h"


	/************************************************************************
	* AwtFrame class
	*/

	#define AWT_FRAME_WINDOW_CLASS_NAME TEXT("SunAwtFrame")


	class AwtFrame : public AwtWindow {
	public:
	enum FrameExecIds {
	FRAME_SETMENUBAR
	};

	/* java.awt.Frame fields and method IDs */
	static jfieldID undecoratedID;

	/* sun.awt.windows.WEmbeddedFrame fields and method IDs */
	static jfieldID handleID;

	static jmethodID setExtendedStateMID;
	static jmethodID getExtendedStateMID;

	/* method id for WEmbeddedFrame.requestActivate() method */
	static jmethodID activateEmbeddingTopLevelMID;

	/* field id for WEmbeddedFrame.isEmbeddedInIE */
	static jfieldID isEmbeddedInIEID;

	AwtFrame();
	virtual ~AwtFrame();

	virtual void Dispose();

	virtual LPCTSTR GetClassName();

	/* Create a new AwtFrame. This must be run on the main thread. */
	static AwtFrame* Create(jobject self, jobject parent);

	/* Returns whether this frame is embedded in an external native frame. */
	INLINE BOOL IsEmbeddedFrame() { return m_isEmbedded; }
	/* Returns whether this frame is lightweight. */
	INLINE virtual BOOL IsLightweightFrame() { return m_isLightweight; }

	INLINE BOOL IsSimpleWindow() { return FALSE; }

	/* Returns whether this window is in iconified state. */
	INLINE BOOL isIconic() { return m_iconic; }
	INLINE void setIconic(BOOL b) { m_iconic = b; }

	/* Returns whether this window is in zoomed state. */
	INLINE BOOL isZoomed() { return m_zoomed; }
	INLINE void setZoomed(BOOL b) { m_zoomed = b; }

	void SendWindowStateEvent(int oldState, int newState);

	void Show();

	INLINE void DrawMenuBar() { VERIFY(::DrawMenuBar(GetHWnd())); }

	virtual void DoUpdateIcon();
	virtual HICON GetEffectiveIcon(int iconType);

	/for WmDrawItem and WmMeasureItem method /
	AwtMenuBar* GetMenuBar();
	void SetMenuBar(AwtMenuBar*);

	virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam);

	MsgRouting WmGetMinMaxInfo(LPMINMAXINFO lpmmi);
	MsgRouting WmSize(UINT type, int w, int h);
	MsgRouting WmActivate(UINT nState, BOOL fMinimized, HWND opposite);
	MsgRouting WmDrawItem(UINT ctrlId, DRAWITEMSTRUCT& drawInfo);
	MsgRouting WmMeasureItem(UINT ctrlId, MEASUREITEMSTRUCT& measureInfo);
	MsgRouting WmEnterMenuLoop(BOOL isTrackPopupMenu);
	MsgRouting WmExitMenuLoop(BOOL isTrackPopupMenu);
	MsgRouting WmMouseUp(UINT flags, int x, int y, int button);
	MsgRouting WmMouseMove(UINT flags, int x, int y);
	MsgRouting WmNcMouseDown(WPARAM hitTest, int x, int y, int button);
	MsgRouting WmNcMouseUp(WPARAM hitTest, int x, int y, int button);
	MsgRouting WmGetIcon(WPARAM iconType, LRESULT& retVal);
	MsgRouting WmShowWindow(BOOL show, UINT status);

	virtual MsgRouting WmSysCommand(UINT uCmdType, int xPos, int yPos);

	LRESULT WinThreadExecProc(ExecuteArgs * args);

	INLINE BOOL IsUndecorated() { return m_isUndecorated; }

	INLINE HWND GetProxyFocusOwner() {
	return GetHWnd();
	}

	void SetMaximizedBounds(int x, int y, int w, int h);
	void ClearMaximizedBounds();

	// returns true if the frame is inputmethod window
	INLINE BOOL isInputMethodWindow() { return m_isInputMethodWindow; }
	// adjusts the IME candidate window position if needed
	void AdjustCandidateWindowPos();

	// invoked on Toolkit thread
	static jobject _GetBoundsPrivate(void *param);

	// some methods called on Toolkit thread
	static void _SetState(void *param);
	static jint _GetState(void *param);
	static void _SetMaximizedBounds(void *param);
	static void _ClearMaximizedBounds(void *param);
	static void _SetMenuBar(void *param);
	static void _SetIMMOption(void *param);
	static void _SynthesizeWmActivate(void *param);
	static void _NotifyModalBlocked(void *param);

	virtual void Reshape(int x, int y, int width, int height);

	virtual BOOL AwtSetActiveWindow(BOOL isMouseEventCause = FALSE, UINT hittest = HTCLIENT);

	void CheckRetainActualFocusedWindow(HWND activatedOpositeHWnd);
	BOOL CheckActivateActualFocusedWindow(HWND deactivatedOpositeHWnd);

	INLINE HWND GetImeTargetComponent() { return m_imeTargetComponent; }
	INLINE void SetImeTargetComponent(HWND hwnd) { m_imeTargetComponent = hwnd; }

	protected:
	/* The frame is undecorated. */
	BOOL m_isUndecorated;

	private:
	LRESULT ProxyWindowProc(UINT message, WPARAM wParam, LPARAM lParam, MsgRouting &mr);

	/* The frame's embedding parent (if any) */
	HWND m_parentWnd;

	/* The frame's menubar. */
	AwtMenuBar* menuBar;

	/* The frame is an EmbeddedFrame. */
	BOOL m_isEmbedded;

	/* Fix for JDK-8056915:
	The embedded frame must gain focus by setting focus to its parent. */
	BOOL m_isEmbeddedInIE;

	/* Checks whether the frame is embedded in IE */
	static BOOL IsEmbeddedInIE(HWND hwndParent);

	/* The frame is a LightweightFrame */
	BOOL m_isLightweight;

	/* used so that calls to ::MoveWindow in SetMenuBar don't propogate
	because they are immediately followed by calls to Component.resize */
	BOOL m_ignoreWmSize;

	/* tracks whether or not menu on this frame is dropped down */
	BOOL m_isMenuDropped;

	/* The frame is an InputMethodWindow */
	BOOL m_isInputMethodWindow;

	// retains the target component for the IME messages
	HWND m_imeTargetComponent;

	/*
	* Fix for 4823903.
	* Retains a focus proxied window to set the focus correctly
	* when its owner get activated.
	*/
	AwtWindow *m_actualFocusedWindow;

	/* The original, default WndProc for m_proxyFocusOwner. */
	WNDPROC m_proxyDefWindowProc;

	BOOL m_iconic; /* are we in an iconic state */
	BOOL m_zoomed; /* are we in a zoomed state */

	/* whether WmSize() must unconditionally reset zoomed state */
	BOOL m_forceResetZoomed;

	BOOL m_maxBoundsSet;
	POINT m_maxPos;
	POINT m_maxSize;

	BOOL isInManualMoveOrSize;
	WPARAM grabbedHitTest;
	POINT savedMousePos;

	/*
	* Hashtable<Thread, BlockedThreadStruct> - a table that contains all the
	* information about non-toolkit threads with modal blocked embedded
	* frames. This information includes: number of blocked embedded frames
	* created on the the thread, and mouse and modal hooks installed for
	* that thread. For every thread each hook is installed only once
	*/
	static Hashtable sm_BlockedThreads;
	};

	#endif /* AWT_FRAME_H */