mWidgetRenderer Struct Reference
[mWidget]

Widget class's Renderer interface. More...

#include <mwidget.h>

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Detailed Description

Widget class's Renderer interface.

• const char* rdr_name
  The Name of the Renderer

• void class_init(mWidgetRenderer* rdr);
  init the the renderer class members

• mWidgetRenderer * ptrParentClass
  Supper class pointer

• BOOL init_self(mWidgetRenderer *rdr);
  init the prv_data for a special mWidgetRenderer object

• void uninit_self(mWidgetRenderer *rdr);
  uninitialize the prv_data for the special mWidgetRenderer object

• DWORD setElement(mWidgetRenderer * rdr, int id, DWORD value); set the element by id and value
  

  Parameters:

  	id	the id of Renderer element
  	value	the value of Renderer element

  Returns:

  old value or (DWORD)-1 (failed)

• DWORD getElement(mWidgetRenderer *rdr,int id);
  get the element from renderer

  Parameters:

  id

  - the id of renderer element

  Returns:

  DWORD - the value of speical element

• void * prv_data - the private data used by renderer object

• BOOL transIdValue(mWidgetRenderer* rdr, int id, DWORD *value);
  Translate from value from use type to inner type. e.g. translate image name(const char*) into res key (RES_KEY)

  Parameters:

  	id	- the id of the element
  	*	value - in and out param, the value pointer of element

  Returns:

  BOOL - True or False

• void drawFocusFrame(mWidget *, HWND, HDC, const RECT*);
  draw focus frame when control get focus

  Parameters:

  	-	handle of control
  	-	DC of control
  	RECT	* - the Rectangle to draw focus frame

• BOOL drawBkground(mWidget * ,HWND, HDC, const RECT*)
  draw background when control erase background

  Parameters:

  	-	DC of background, may be 0, user should get dc by GetClientDC
  	RECT*	- invalidat Rectangle of background

  Returns:

  BOOL - if the background has been drawed or not

• void draw3dbox(mWidgetRenderer* , HDC hdc, const RECT *, DWORD color DWORD flag);
  draw 3d box

  Parameters:

  	hdc	- the DC in which draw 3d box
  	RECT	* - the Rectange of the box
  	color	- the frame color of box
  	flag	- the state (ncsRendererState) and flag (ncsRendererFlag) of 3dbox

• void drawCheckbox( mWidget *, HDC hdc, const RECT *, DWORD flag);
  draw a checkbox into a DC

  Parameters:

  	hdc	- the DC in which draw checkbox
  	RECT	* - the location and size of checkbox
  	\b	flag - the flag of check box (ncsRendererFlag)

• void drawRadio (mWidget *, HDC hdc, const RECT *rc, DWORD flag);
  draw a radio box into a DC
  

  Parameters:

  	hdc	- the DC in which draw radiobox
  	rc	- the location and size of radio box
  	\b	flag - the flag of radiobox (ncsRendererFlag)

• void drawArrow(mWidget *, HDC hdc, const RECT * , int arrow, DWORD color, DWORD flag);
  draw a arrow for dc

  Parameters:

  	hdc
  	RECT	* - the Rectangle around arrow, its size bigger than arrow
  	arrow	- arrow type (ncsRDRArrow)
  	color	- the filling color of arrow
  	flag	- the flag of arrow (ncsRendererFlag)

• void drawItem (mWidget*, HDC , const RECT *, DWORD color);
  draw a item

  Parameters:

  	RECT	* - the Rectanle of item
  	color	- the filling color of item

  See also:

  mWidget, mWidgetClass

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The documentation for this struct was generated from the following file:

• mwidget.h