Dropdown Window Class. More...

#include <SDropDown.h>

Inheritance diagram for SDropDownWnd:

Public Member Functions
	SDropDownWnd (ISDropDownOwner *pOwner)
	Constructor.

virtual	~SDropDownWnd ()
	Destructor.

SWindow *	GetDropDownOwner ()
	Get the dropdown owner window.

virtual BOOL	Create (LPCRECT lpRect, LPVOID lParam, DWORD dwStyle=WS_POPUP, DWORD dwExStyle=WS_EX_TOOLWINDOW\|WS_EX_TOPMOST)
	Create the dropdown window.

void	EndDropDown (UINT uCode=IDCANCEL)
	End the dropdown window.

UINT	GetExitCode () const
	Get the exit code of the dropdown window.

virtual int	GetValue () const
	Get the value of the dropdown window.

Public Member Functions inherited from SHostWnd
	SHostWnd (LPCWSTR pszResName=NULL)
	Constructs a SHostWnd object with an optional resource name.

	SHostWnd (LPCSTR pszResName)
	Constructs a SHostWnd object with an optional resource name (ANSI version).

virtual	~SHostWnd ()
	Destructor for SHostWnd.

BOOL	InitFromXml (IXmlNode *pNode) OVERRIDE
	Initializes the host window from an XML node.

BOOL	DestroyWindow () OVERRIDE
	Destroys the host window.

void	SetLayoutId (LPCTSTR pszLayoutId) OVERRIDE
	Sets the layout ID for the host window.

IWindow *	GetIRoot () OVERRIDE
	Gets the root window interface.

BOOL	IsTranslucent () SCONST OVERRIDE
	Checks if the host window is translucent.

IHostPresenter *	GetPresenter () OVERRIDE
	Gets the presenter interface for rendering.

void	SetPresenter (IHostPresenter *pPresenter) OVERRIDE
	Sets the presenter for rendering.

IMessageLoop *	GetMsgLoop () OVERRIDE
	Gets the message loop interface.

IWindow *	FindIChildByID (int nId) OVERRIDE
	Finds a child window by its ID.

IWindow *	FindIChildByName (LPCWSTR pszName) OVERRIDE
	Finds a child window by its name (Unicode version).

IWindow *	FindIChildByNameA (LPCSTR pszName) OVERRIDE
	Finds a child window by its name (ANSI version).

INcPainter *	GetNcPainter () OVERRIDE
	Gets the non-client area painter for the host window.

BOOL	ShowWindow (int nCmdShow) OVERRIDE
	Shows or hides the host window.

HWND	CreateEx (HWND hWndParent, DWORD dwStyle, DWORD dwExStyle, int x, int y, int nWidth, int nHeight, IXmlNode *xmlInit=NULL) OVERRIDE
	Creates the host window with extended styles.

HWND	Create (HWND hWndParent, int x=0, int y=0, int nWidth=0, int nHeight=0) OVERRIDE
	Creates the host window.

void	SetEventHandler (FunCallback fun, void *ctx) OVERRIDE
	Sets the event handler for the host window.

EventHandlerInfo *	GetEventHandler () OVERRIDE
	Gets the event handler information for the host window.

BOOL	AnimateHostWindow (DWORD dwTime, DWORD dwFlags) OVERRIDE
	Animates the host window.

void	EnableDragDrop () OVERRIDE
	Enables drag-and-drop functionality for the host window.

void	ShowHostWnd (int uShowCmd, BOOL bWaitAniDone) OVERRIDE
	Shows the host window with optional animation.

void	EnablePrivateUiDef (BOOL bEnable) OVERRIDE
	Enables or disables private UI definitions for the host window.

void	SetScale (int nScale, LPCRECT pDestRect) OVERRIDE
	Sets the scale factor for the host window.

SWindow *	FindChildByName (LPCWSTR strName, int nDeep=-1)
	Finds a child window by its name (Unicode version).

SWindow *	FindChildByName (LPCSTR strName, int nDeep=-1)
	Finds a child window by its name (ANSI version).

template<class T>
T *	FindChildByName2 (LPCWSTR pszName, int nDeep=-1)
	Finds a child window by its name (Unicode version) with template support.

template<class T>
T *	FindChildByName2 (LPCSTR pszName, int nDeep=-1)
	Finds a child window by its name (ANSI version) with template support.

SWindow *	FindChildByID (int nID, int nDeep=-1)
	Finds a child window by its ID.

template<class T>
T *	FindChildByID2 (int nID, int nDeep=-1)
	Finds a child window by its ID with template support.

template<class T>
T *	FindChildByClass (int nDeep=-1) const
	Finds a child window by its class.

SWindow *	GetRoot () const
	Gets the root window.

SNativeWnd *	GetNative ()
	Gets the native window interface.

CRect	GetWindowRect () const
	Gets the window rectangle.

CRect	GetClientRect () const
	Gets the client rectangle.

SHostWndAttr &	GetHostAttr ()
	Gets the host window attributes.

IToolTip *	GetToolTip () const
	Gets the tooltip interface.

bool	StartHostAnimation (IAnimation *pAni)
	Starts an animation for the host window.

bool	StopHostAnimation ()
	Stops the current animation for the host window.

void	UpdateAutoSizeCount (bool bInc)
	Updates the auto-size count.

BOOL	OnFireEvent (IEvtArgs *evt) OVERRIDE
	Fires an event in the container.

void	GetContainerRect (RECT *ret) const OVERRIDE
	Gets the rectangle of the container.

HWND	GetHostHwnd () OVERRIDE
	Gets the handle to the host window.

LPCWSTR	GetTranslatorContext () const OVERRIDE
	Gets the translator context for the container.

void	UpdateRegion (IRegionS *rgn) OVERRIDE
	Updates the specified region in the container.

void	OnRedraw (LPCRECT rc, BOOL bClip) OVERRIDE
	Redraws the specified rectangle in the container.

BOOL	OnReleaseSwndCapture () OVERRIDE
	Releases the capture from the container.

SWND	OnSetSwndCapture (SWND swnd) OVERRIDE
	Sets the capture to the specified window.

BOOL	IsSendWheel2Hover () const OVERRIDE
	Checks if wheel messages are sent to the hover window.

BOOL	UpdateWindow (BOOL bForce=TRUE) OVERRIDE
	Updates the window.

void	UpdateTooltip () OVERRIDE
	Updates the tooltip for the container.

void	SetToolTip (LPCRECT rc, UINT tipAlign, LPCTSTR pszTip) OVERRIDE
	Sets the tooltip for the container.

BOOL	RegisterTimelineHandler (ITimelineHandler *pHandler) OVERRIDE
	Registers a timeline handler.

BOOL	UnregisterTimelineHandler (ITimelineHandler *pHandler) OVERRIDE
	Unregisters a timeline handler.

void	EnableHostPrivateUiDef (BOOL bEnable) OVERRIDE
	Enables or disables host private UI definitions.

IScriptModule *	GetScriptModule () OVERRIDE
	Gets the script module for the container.

int	GetScale () const OVERRIDE
	Gets the scale factor for the container.

void	EnableIME (BOOL bEnable) OVERRIDE
	Enables or disables IME (Input Method Editor).

void	OnUpdateCursor () OVERRIDE
	Updates the cursor for the container.

BOOL	PostTask (IRunnable *runable, BOOL bAsync=TRUE) OVERRIDE
	Posts a task to the container.

int	RemoveTasksForObject (void *pObj) OVERRIDE
	Removes tasks for the specified object.

virtual BOOL	onRootResize (IEvtArgs *e)
	Handles the resize event of the root window.

virtual BOOL	_HandleEvent (IEvtArgs *pEvt)
	Handles an event.

Public Member Functions inherited from SwndContainerImpl
	SwndContainerImpl ()
	Constructor.

IDropTarget *	GetDropTarget ()
	Retrieves the drop target.

SFocusManager *	GetFocusManager ()
	Retrieves the focus manager.

void	SetRoot (SWindow *pRoot)
	Sets the root window of the container.

virtual LRESULT	DoFrameEvent (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Processes frame events.

void	OnNextFrame () OVERRIDE
	Called when the next frame is ready.

Public Member Functions inherited from ISwndContainer
BOOL	RegisterTimelineHandler (ITimelineHandler *pHandler) PURE
	Registers an animation frame handler.

BOOL	UnregisterTimelineHandler (ITimelineHandler *pHandler) PURE
	Unregisters an animation frame handler.

BOOL	RegisterDragDrop (SWND swnd, IDropTarget *pDropTarget) PURE
	Registers an IDropTarget with a Swnd.

BOOL	UnregisterDragDrop (SWND swnd) PURE
	Unregisters an IDropTarget from a Swnd.

BOOL	OnFireEvent (IEvtArgs *evt) PURE
	Fires an event.

IMessageLoop *	GetMsgLoop () PURE
	Retrieves the current message loop.

IScriptModule *	GetScriptModule () PURE
	Retrieves the script module.

HWND	GetHostHwnd () PURE
	Retrieves the handle to the host window.

BOOL	IsTranslucent () SCONST PURE
	Checks if the host window is translucent.

BOOL	IsSendWheel2Hover () SCONST PURE
	Checks if mouseWheel messages are sent to the hover window.

int	GetScale () SCONST PURE
	Retrieves the current DPI scale factor.

LPCWSTR	GetTranslatorContext () SCONST PURE
	Retrieves the translation context.

void	GetContainerRect (RECT *ret) SCONST PURE
	Retrieves the container's display rectangle.

void	UpdateRegion (IRegionS *rgn) PURE
	Updates the specified region of the memory bitmap.

void	OnRedraw (LPCRECT rc, BOOL bClip) PURE
	Requests a redraw of the specified area.

SWND	OnGetSwndCapture () SCONST PURE
	Retrieves the Swnd object that has captured the mouse.

SWND	OnSetSwndCapture (SWND swnd) PURE
	Sets the Swnd object to capture the mouse.

BOOL	OnReleaseSwndCapture () PURE
	Releases the mouse capture from the Swnd object.

SWND	GetHover () SCONST PURE
	Retrieves the Swnd object that is hovered over.

SWND	GetFocus () SCONST PURE
	Retrieves the Swnd object that has focus.

void	OnSetSwndFocus (SWND swnd) PURE
	Sets the focus to the specified Swnd object.

BOOL	UpdateWindow (BOOL bForce=TRUE) PURE
	Requests an immediate update of the window.

void	UpdateTooltip () PURE
	Requests an update of the tooltip.

void	SetToolTip (LPCRECT rc, UINT tipAlign, LPCTSTR pszTip) PURE
	Displays a tooltip at the specified position.

void	FrameToHost (RECT *rc) SCONST PURE
	Converts the rectangle coordinates of the current frame to the final host coordinates.

IAcceleratorMgr *	GetAcceleratorMgr () PURE
	Retrieves the accelerator manager.

BOOL	RegisterTrackMouseEvent (SWND swnd) PURE
	Registers a Swnd as a TrackMouseEvent window.

BOOL	UnregisterTrackMouseEvent (SWND swnd) PURE
	Unregisters a Swnd as a TrackMouseEvent window.

void	MarkWndTreeZorderDirty () PURE
	Marks the window tree's z-order as dirty.

void	BuildWndTreeZorder () PURE
	Rebuilds the window tree's z-order.

void	EnableIME (BOOL bEnable) PURE
	Enables or disables the input method editor (IME).

void	OnUpdateCursor () PURE
	Updates the cursor.

BOOL	RegisterVideoCanvas (SWND swnd) PURE
	Registers a VideoCanvas window.

BOOL	UnregisterVideoCanvas (SWND swnd) PURE
	Unregisters a VideoCanvas window.

void	EnableHostPrivateUiDef (BOOL bEnable) PURE
	Enables or disables the host's private UI definitions.

BOOL	PostTask (IRunnable *runable, BOOL bAsync=TRUE) PURE
	Posts a task to the message queue.

int	RemoveTasksForObject (void *pObj) PURE
	Removes all tasks associated with an object.

Public Member Functions inherited from ITimelineHandler
void	OnNextFrame () PURE
	下一个动画帧处理接口

Protected Member Functions
IMessageLoop *	GetMsgLoop ()
	Get the message loop.

BOOL	OnReleaseSwndCapture ()
	Prevent the window from releasing capture.

virtual BOOL WINAPI	PreTranslateMessage (MSG *pMsg)
	Pre-translate messages.

void	OnLButtonDown (UINT nFlags, CPoint point)
	Handle left mouse button down event.

void	OnLButtonUp (UINT nFlags, CPoint point)
	Handle left mouse button up event.

void	OnKeyDown (UINT nChar, UINT nRepCnt, UINT nFlags)
	Handle key down event.

void	OnKillFocus (HWND wndFocus)
	Handle kill focus event.

void	OnDestroy ()
	Handle destroy event.

void	OnActivateApp (BOOL bActive, DWORD dwThreadID)
	Handle activate application event.

int	OnMouseActivate (HWND wndTopLevel, UINT nHitTest, UINT message)
	Handle mouse activate event.

void	OnActivate (UINT nState, BOOL bMinimized, HWND wndOther)
	Handle activate event.

virtual void	OnFinalMessage (HWND hwnd)
	Handle final message.

Protected Member Functions inherited from SHostWnd
virtual void	OnHostAnimationStarted (IAnimation *pAni)
	Called when the host window animation starts.

virtual void	OnHostAnimationStoped (IAnimation *pAni)
	Called when the host window animation stops.

void	_RedrawRegion (IRegionS *pRgn, CRect &rcInvalid)
	Redraws a specific region of the window.

void	_Redraw ()
	Redraws the entire window.

void	_RestoreClickState ()
	Restores the click state of the window.

void	_Invalidate (LPCRECT prc)
	Invalidates a specific region of the window.

void	_SetToolTipInfo (const SwndToolTipInfo *info, BOOL bNcTip)
	Sets tooltip information for the window.

void	_Init ()
	Initializes the host window.

void	_ExcludeVideoCanvasFromPaint (IRenderTarget *pRT)
	Excludes the video canvas from painting.

void	_PaintVideoCanvasForeground (IRenderTarget *pRT)
	Paints the video canvas in the foreground.

void	OnPrint (HDC dc, UINT uFlags=0)
	Handles the WM_PRINT message.

void	OnPaint (HDC dc)
	Handles the WM_PAINT message.

BOOL	OnEraseBkgnd (HDC dc)
	Handles the WM_ERASEBKGND message.

int	OnCreate (LPCREATESTRUCT lpCreateStruct)
	Handles the WM_CREATE message.

void	OnDestroy ()
	Handles the WM_DESTROY message.

void	OnSize (UINT nType, CSize size)
	Handles the WM_SIZE message.

void	OnMouseMove (UINT nFlags, CPoint point)
	Handles the WM_MOUSEMOVE message.

void	OnMouseLeave ()
	Handles the WM_MOUSELEAVE message.

BOOL	OnSetCursor (HWND hWnd, UINT nHitTest, UINT message)
	Handles the WM_SETCURSOR message.

void	OnTimer (UINT_PTR idEvent)
	Handles the WM_TIMER message.

LRESULT	OnMouseEvent (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles mouse events.

LRESULT	OnKeyEvent (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles key events.

LRESULT	OnActivateApp (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles the WM_ACTIVATEAPP message.

BOOL	OnMouseWheel (UINT nFlags, short zDelta, CPoint pt)
	Handles the WM_MOUSEWHEEL message.

void	OnActivate (UINT nState, BOOL bMinimized, HWND wndOther)
	Handles the WM_ACTIVATE message.

void	OnGetMinMaxInfo (LPMINMAXINFO lpMMI)
	Handles the WM_GETMINMAXINFO message.

void	OnSetFocus (HWND wndOld)
	Handles the WM_SETFOCUS message.

void	OnKillFocus (HWND wndFocus)
	Handles the WM_KILLFOCUS message.

void	UpdatePresenter (HDC dc, IRenderTarget *pRT, LPCRECT rc, BYTE byAlpha=255, UINT uFlag=0)
	Updates the presenter.

void	OnCaptureChanged (HWND wnd)
	Handles the WM_CAPTURECHANGED message.

LRESULT	OnMenuExEvent (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles custom menu events.

void	OnWindowPosChanging (LPWINDOWPOS lpWndPos)
	Handles the WM_WINDOWPOSCHANGING message.

void	OnWindowPosChanged (LPWINDOWPOS lpWndPos)
	Handles the WM_WINDOWPOSCHANGED message.

LRESULT	OnGetObject (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles the WM_GETOBJECT message.

void	OnSysCommand (UINT nID, CPoint lParam)
	Handles the WM_SYSCOMMAND message.

void	OnCommand (UINT uNotifyCode, int nID, HWND wndCtl)
	Handles the WM_COMMAND message.

virtual IToolTip *	CreateTooltip () const
	Creates a tooltip for the container.

virtual void	DestroyTooltip (IToolTip *pTooltip) const
	Destroys the specified tooltip.

virtual BOOL	OnLoadLayoutFromResourceID (SXmlDoc &xmlDoc)
	Loads the layout from a resource ID.

virtual SXmlNode	OnGetInitXmlNode (SXmlDoc &xmlDoc)
	Gets the initial XML node.

virtual void	OnUserXmlNode (SXmlNode xmlUser)
	Handles user-defined XML node.

virtual SRootWindow *	CreateRoot ()
	Creates the root window.

LRESULT	OnSetLanguage (UINT uMsg, WPARAM wp, LPARAM lp)
	Handles the WM_SETLANGUAGE message.

LRESULT	OnUpdateFont (UINT uMsg, WPARAM wp, LPARAM lp)
	Handles the WM_UPDATEFONT message.

LRESULT	OnRunTasks (UINT uMsg, WPARAM wp, LPARAM lp)
	Handles the UM_RUN_TASKS message.

Protected Member Functions inherited from SwndContainerImpl
BOOL	RegisterDragDrop (SWND swnd, IDropTarget *pDropTarget) OVERRIDE
	Registers a drop target for a window.

BOOL	UnregisterDragDrop (SWND swnd) OVERRIDE
	Unregisters a drop target for a window.

BOOL	OnReleaseSwndCapture () OVERRIDE
	Releases the window capture.

SWND	OnSetSwndCapture (SWND swnd) OVERRIDE
	Sets the window capture.

void	OnSetSwndFocus (SWND swnd) OVERRIDE
	Sets the window focus.

void	FrameToHost (RECT *rc) SCONST OVERRIDE
	Transforms a rectangle from frame coordinates to host coordinates.

SWND	OnGetSwndCapture () SCONST OVERRIDE
	Retrieves the window handle that has capture.

SWND	GetFocus () SCONST OVERRIDE
	Retrieves the window handle that has focus.

SWND	GetHover () SCONST OVERRIDE
	Retrieves the window handle that is hovered.

IAcceleratorMgr *	GetAcceleratorMgr ()
	Retrieves the accelerator manager.

BOOL	RegisterTimelineHandler (ITimelineHandler *pHandler) OVERRIDE
	Registers a timeline handler.

BOOL	UnregisterTimelineHandler (ITimelineHandler *pHandler) OVERRIDE
	Unregisters a timeline handler.

BOOL	RegisterTrackMouseEvent (SWND swnd) OVERRIDE
	Registers a window for tracking mouse events.

BOOL	UnregisterTrackMouseEvent (SWND swnd) OVERRIDE
	Unregisters a window for tracking mouse events.

void	MarkWndTreeZorderDirty () OVERRIDE
	Marks the window tree's z-order as dirty.

void	BuildWndTreeZorder () OVERRIDE
	Rebuilds the window tree's z-order.

BOOL	RegisterVideoCanvas (SWND swnd) OVERRIDE
	Registers a window as a video canvas.

BOOL	UnregisterVideoCanvas (SWND swnd) OVERRIDE
	Unregisters a window as a video canvas.

void	OnFrameMouseMove (UINT uFlag, CPoint pt)
	Handles mouse move events within the frame.

void	OnFrameMouseLeave ()
	Handles mouse leave events within the frame.

BOOL	OnFrameSetCursor (const CPoint &pt)
	Sets the cursor based on the mouse position.

void	OnFrameMouseEvent (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles mouse events within the frame.

void	OnFrameMouseWheel (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles mouse wheel events within the frame.

LRESULT	OnFrameKeyEvent (UINT uMsg, WPARAM wParam, LPARAM lParam)
	Handles key events within the frame.

void	OnFrameKeyDown (UINT nChar, UINT nRepCnt, UINT nFlags)
	Handles key down events within the frame.

void	OnActivate (UINT nState)
	Handles window activation events.

void	OnActivateApp (BOOL bActive, DWORD dwThreadID)
	Handles application activation events.

void	_BuildWndTreeZorder (IWindow *pWnd, UINT &iOrder)
	Recursively builds the z-order of the window tree.

Protected Attributes
ISDropDownOwner *	m_pOwner

BOOL	m_bClick

UINT	m_uExitCode

Protected Attributes inherited from SHostWnd
SDummyWnd *	m_dummyWnd

SHostWndAttr	m_hostAttr

SStringT	m_strXmlLayout

BOOL	m_bTrackFlag

BOOL	m_bNeedRepaint

BOOL	m_bNeedAllRepaint

IToolTip *	m_pTipCtrl

SAutoRefPtr< IRegionS >	m_rgnInvalidate

SAutoRefPtr< IRenderTarget >	m_memRT

SAutoRefPtr< IUiDefInfo >	m_privateUiDefInfo

int	m_cEnableUiDefCount

SAutoRefPtr< IScriptModule >	m_pScriptModule

SAutoRefPtr< SNcPainter >	m_pNcPainter

MSG	m_msgMouse

CSize	m_szAppSetted

CSize	m_szPrev

int	m_nAutoSizing

bool	m_bResizing

SAutoRefPtr< IAnimation >	m_hostAnimation

DWORD	m_AniState

BOOL	m_bFirstShow

tid_t	m_dwThreadID

SRootWindow *	m_pRoot

EventHandlerInfo	m_evtHandler

SAutoRefPtr< IHostPresenter >	m_presenter

SCriticalSection	m_cs

SList< IRunnable * >	m_runnables

SCriticalSection	m_csRunningQueue

SList< IRunnable * >	m_runningQueue

IXmlNode *	m_xmlInit

SHostWnd::SHostAnimationHandler	m_hostAnimationHandler

Protected Attributes inherited from SwndContainerImpl
SWindow *	m_pRoot

SWND	m_hCapture

SWND	m_hHover

BOOL	m_bNcHover

SFocusManager	m_focusMgr

SDropTargetDispatcher	m_dropTarget

BOOL	m_bZorderDirty

SList< SWND >	m_lstTrackMouseEvtWnd

SList< SWND >	m_lstVideoCanvas

SAutoRefPtr< ICaret >	m_caret

STimerlineHandlerMgr	m_timelineHandlerMgr

Additional Inherited Members
Public Types inherited from SHostWnd
enum	{ kPulseTimer = 4321 , kPulseInterval = 10 , kNcCheckTimer = 4322 , kNcCheckInterval = 50 , kTaskTimer = 4323 , kTaskInterval = 100 }

Static Public Member Functions inherited from SHostWnd
static void	SetHideLocalUiDef (BOOL bHide)
	Sets whether to hide local UI definitions globally.

static void	SetTaskQueueBufSize (int nBufSize)
	Sets the buffer size for asynchronous task queues.

Static Protected Attributes inherited from SHostWnd
static BOOL	s_HideLocalUiDef = TRUE

static int	s_TaskQueueBufSize = 5

Detailed Description

Dropdown Window Class.

A base class for dropdown windows. Derive from this class to create custom dropdown windows.

Definition at line 41 of file SDropDown.h.

Constructor & Destructor Documentation

◆ SDropDownWnd()

SDropDownWnd::SDropDownWnd ( ISDropDownOwner * pOwner )

Constructor.

Parameters

pOwner Pointer to the dropdown owner

Definition at line 20 of file SDropDown.cpp.

◆ ~SDropDownWnd()

SDropDownWnd::~SDropDownWnd ( )

virtual

Destructor.

Definition at line 27 of file SDropDown.cpp.

Member Function Documentation

◆ Create()

BOOL SDropDownWnd::Create	(	LPCRECT	lpRect,
		LPVOID	lParam,
		DWORD	dwStyle = WS_POPUP,
		DWORD	dwExStyle = WS_EX_TOOLWINDOW \| WS_EX_TOPMOST )

virtual

Create the dropdown window.

Parameters

lpRect	Rectangle for the dropdown window
lParam	Associated data for the dropdown window
dwStyle	Window style
dwExStyle	Extended window style

Returns: TRUE if successful, FALSE otherwise

Definition at line 51 of file SDropDown.cpp.

◆ EndDropDown()

void SDropDownWnd::EndDropDown ( UINT uCode = IDCANCEL )

End the dropdown window.

Parameters

uCode Exit code for the dropdown window

Definition at line 101 of file SDropDown.cpp.

◆ GetDropDownOwner()

SWindow * SDropDownWnd::GetDropDownOwner ( )

Get the dropdown owner window.

Returns: Pointer to the dropdown owner window

Definition at line 45 of file SDropDown.cpp.

◆ GetExitCode()

UINT SDropDownWnd::GetExitCode ( ) const

inline

Get the exit code of the dropdown window.

Returns: Exit code

Definition at line 84 of file SDropDown.h.

◆ GetMsgLoop()

IMessageLoop * SDropDownWnd::GetMsgLoop ( )

protected

Get the message loop.

Returns: Pointer to the message loop

Definition at line 149 of file SDropDown.cpp.

◆ GetValue()

virtual int SDropDownWnd::GetValue ( ) const

inlinevirtual

Get the value of the dropdown window.

Returns: Value of the dropdown window (default is 0)

Definition at line 93 of file SDropDown.h.

◆ OnActivate()

void SDropDownWnd::OnActivate	(	UINT	nState,
		BOOL	bMinimized,
		HWND	wndOther )

inlineprotected

Handle activate event.

Parameters

nState	Activation state
bMinimized	Minimized flag
wndOther	Handle to the previous active window

Definition at line 173 of file SDropDown.h.

◆ OnActivateApp()

void SDropDownWnd::OnActivateApp	(	BOOL	bActive,
		DWORD	dwThreadID )

protected

Handle activate application event.

Parameters

bActive	Activation flag
dwThreadID	Thread ID

Definition at line 129 of file SDropDown.cpp.

◆ OnDestroy()

void SDropDownWnd::OnDestroy ( )

protected

Handle destroy event.

Definition at line 109 of file SDropDown.cpp.

◆ OnFinalMessage()

void SDropDownWnd::OnFinalMessage ( HWND hwnd )

protectedvirtual

Handle final message.

Parameters

hwnd	Handle to the window

Reimplemented from SNativeWnd.

Definition at line 31 of file SDropDown.cpp.

◆ OnKeyDown()

void SDropDownWnd::OnKeyDown	(	UINT	nChar,
		UINT	nRepCnt,
		UINT	nFlags )

protected

Handle key down event.

Parameters

nChar	Key code
nRepCnt	Repeat count
nFlags	Flags

Definition at line 91 of file SDropDown.cpp.

◆ OnKillFocus()

void SDropDownWnd::OnKillFocus ( HWND wndFocus )

protected

Handle kill focus event.

Parameters

wndFocus Handle to the window receiving focus

Definition at line 37 of file SDropDown.cpp.

◆ OnLButtonDown()

void SDropDownWnd::OnLButtonDown	(	UINT	nFlags,
		CPoint	point )

protected

Handle left mouse button down event.

Parameters

nFlags	Flags
point	Mouse coordinates

Definition at line 62 of file SDropDown.cpp.

◆ OnLButtonUp()

void SDropDownWnd::OnLButtonUp	(	UINT	nFlags,
		CPoint	point )

protected

Handle left mouse button up event.

Parameters

nFlags	Flags
point	Mouse coordinates

Definition at line 77 of file SDropDown.cpp.

◆ OnMouseActivate()

int SDropDownWnd::OnMouseActivate	(	HWND	wndTopLevel,
		UINT	nHitTest,
		UINT	message )

protected

Handle mouse activate event.

Parameters

wndTopLevel	Handle to the top-level window
nHitTest	Hit test code
message	Mouse message code

Returns: Activation code

Definition at line 137 of file SDropDown.cpp.

◆ OnReleaseSwndCapture()

BOOL SDropDownWnd::OnReleaseSwndCapture ( )

protected

Prevent the window from releasing capture.

Returns: TRUE if successful, FALSE otherwise

Definition at line 142 of file SDropDown.cpp.

◆ PreTranslateMessage()

BOOL SDropDownWnd::PreTranslateMessage ( MSG * pMsg )

protectedvirtual

Pre-translate messages.

Parameters

pMsg	Pointer to the message

Returns: TRUE if the message is handled, FALSE otherwise

Implements IMsgFilter.

Definition at line 116 of file SDropDown.cpp.

Member Data Documentation

◆ m_bClick

BOOL SDropDownWnd::m_bClick

protected

Click state

Definition at line 185 of file SDropDown.h.

◆ m_pOwner

ISDropDownOwner* SDropDownWnd::m_pOwner

protected

Pointer to the dropdown owner

Definition at line 184 of file SDropDown.h.

◆ m_uExitCode

UINT SDropDownWnd::m_uExitCode

protected

Exit code

Definition at line 186 of file SDropDown.h.

The documentation for this class was generated from the following files:

SOUI/include/control/SDropDown.h
SOUI/src/control/SDropDown.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ SDropDownWnd()

◆ ~SDropDownWnd()

Member Function Documentation

◆ Create()

◆ EndDropDown()

◆ GetDropDownOwner()

◆ GetExitCode()

◆ GetMsgLoop()

◆ GetValue()

◆ OnActivate()

◆ OnActivateApp()

◆ OnDestroy()

◆ OnFinalMessage()

◆ OnKeyDown()

◆ OnKillFocus()

◆ OnLButtonDown()

◆ OnLButtonUp()

◆ OnMouseActivate()

◆ OnReleaseSwndCapture()

◆ PreTranslateMessage()

Member Data Documentation

◆ m_bClick

◆ m_pOwner

◆ m_uExitCode