uiprogress.c

嵌入工linux开发的源码

/*********************************************************
    FILE: progress.c 
    Basic Window Widget : progress
    Copyright (c) 2001, Reality Technology CO. LTD.
    AUTHOR: Cangers <[e-mail]>
    HISTORY: >2001-10-17

**********************************************************/
    #include <pr2k.h> 
    #include <uiwnd.h>
#include <typedefine.h>
#include <uicontrol.h>
#include <uiUtility.h>
#include <uiGraph.h>
#include <uiProgress.h>


/*************************<<PRIVATE DEC>>**************************/
static int _guiProgressBar_Action(HNDL handle , WORD Pen_Type, WORD x , WORD y);
static STATUS _guiProgressBar_Delete( HNDL handle );
static STATUS _guiProgressBar_Show(HNDL handle);
/*************************<<PUBLIC FUN>>****************************/
DLL_EXP(HNDL)  guiProgressBar_Create( WORD left, WORD top,WORD right, WORD bottom,int start, int end, int progress,WORD Style) 
{
	TGUIPRESSBAR  *ptProgress;
    

    if(right <= left || bottom <= top || (bottom - top)<6) 
		return 0;
    if(start<0 || end<0 || end<=start || progress<start || progress>end)
    {        
		return 0; 
    }
    guiEnterWCS() ;
	ptProgress=(TGUIPRESSBAR *)kernelMalloc(sizeof(TGUIPRESSBAR));
    if(ptProgress == NULL)
    {
		guiExitWCS() ;
        return 0;
     }
    memset(ptProgress,0,sizeof(TGUIPRESSBAR));    

	(ptProgress->base).handle =(HNDL)ptProgress;//handle is the pointer which point to this structure,identify the control
	ptProgress->base.checkFlag = GUI_CONTROL_CHECK_FLAG;//9296 this field would be a special value, it's able to check,the handle available or not
	ptProgress->base.left = left;
	ptProgress->base.top = top;
	ptProgress->base.right = right;
	ptProgress->base.bottom = bottom;
     ptProgress->base.font = GUI_DEFAULT_FONT;
    ptProgress->start = start;
    ptProgress->end = end;
    ptProgress->progress = progress;
    ptProgress->bColor=GUI_WHITE;
    ptProgress->fColor= GUI_BLACK;
	ptProgress->base.type = CONTROL_PROGRESS_BAR;  // indicate the type of the control.
   
    if(!GUI_IS_3D)
        Style &= ~PROGRESS_3DMODE;
	ptProgress->base.style = Style;
	ptProgress->base.status = 0;	//ACTIVE or not
	ptProgress->base.vportHandle = NULL;
    ptProgress->base.container = NULL;

	ptProgress->base.actionFun =(PF_ACTION )_guiProgressBar_Action;
	ptProgress->base.showFun =(PF_SHOW)_guiProgressBar_Show;
	ptProgress->base.delFun =(PF_DELETE)_guiProgressBar_Delete;
	guiExitWCS() ;
    return (DWORD)ptProgress;
}

/*---------------------------------------------------------------------------------------------------------------*/
 DLL_EXP(STATUS) guiProgressBar_Setup( HNDL handle,WORD  start,WORD end,WORD progress )
{
	TGUIPRESSBAR  *ptProgress;
    
	if(handle == NULL)
	{       
        return STATUS_ERR;
    }
    if(end<start || progress<start || progress>end)
    {        
	    return STATUS_ERR; 
    }
	ptProgress=(TGUIPRESSBAR *)handle;
    if(ptProgress->base.checkFlag!=GUI_CONTROL_CHECK_FLAG)
       return STATUS_ERR;
	ptProgress->start = start;
    ptProgress->end = end;
    ptProgress->progress = progress;   
    ptProgress->base.showFun(handle);
	return STATUS_OK;
}

/*--------------------------------------------------------------------------------------------------------------*/
DLL_EXP(STATUS) guiProgressBar_SetColor( HNDL handle, short bColor,short fColor)
{
	TGUIPRESSBAR  *ptProgress;
    
	if(handle == NULL)
	{       
        return STATUS_ERR;
    }
	ptProgress=(TGUIPRESSBAR *)handle;
    if(ptProgress->base.checkFlag!=GUI_CONTROL_CHECK_FLAG)
       return STATUS_ERR;
    ptProgress->bColor=bColor;
    ptProgress->fColor= fColor;  
    ptProgress->base.showFun(handle);
	return STATUS_OK;
}

/*------------------------------------------------------------------------------------------------------------*/
static STATUS _guiProgressBar_Delete( HNDL handle )
{	
	TGUIPRESSBAR *ptProgress;	
    
	if(handle == NULL)
    {       
	    return STATUS_ERR;
    }
    guiEnterWCS() ;
	ptProgress=(TGUIPRESSBAR *)handle;
    if(ptProgress->base.checkFlag!=GUI_CONTROL_CHECK_FLAG)
    {
        guiExitWCS() ;
       return STATUS_ERR;
	}
	kernelFree((TGUIPRESSBAR *)handle);
    handle = 0;
    guiExitWCS() ;

	return STATUS_OK;
}

/*-----------------------------------------------------------------------------------------------------------*/
static STATUS _guiProgressBar_Show(HNDL handle)
{
	TGUIPRESSBAR *ptProgress;   
    unsigned short left=0,right=0,top=0,bottom=0,wGap;
    WORD progress;   
    
    if(handle == NULL)
    {       
	    return STATUS_ERR; 
    }
     if(!guiControl_IsVisible(handle))
       return STATUS_ERR;
    guiEnterWCS() ;
    ptProgress=(TGUIPRESSBAR *)handle; 
     if(ptProgress->base.checkFlag!=GUI_CONTROL_CHECK_FLAG)
    {
       guiExitWCS() ;
       return STATUS_ERR;
	}
    if( ptProgress->progress<ptProgress->start || ptProgress->progress>ptProgress->end)
     {
        guiExitWCS() ;
	    return STATUS_ERR; 
    }
   
    left = 0;
    right = ptProgress->base.right-ptProgress->base.left;
    top = 0;
    bottom = ptProgress->base.bottom-ptProgress->base.top;    
    //tong 020808 progress =(WORD)(( (float)(right - left +1)/(ptProgress->end - ptProgress->start+1))*ptProgress->progress);
	progress =(WORD)(( (float)(right - left +1)/(ptProgress->end - ptProgress->start))*ptProgress->progress);
    
    if(PROGRESS_3DMODE &  ptProgress->base.style)
    {
            guiClearBlock(handle, left,top,right,bottom,GUI_DARKGRAY,REPLACE_STYLE);           
            guiDrawLine ( handle, left,top,left,bottom,GUI_BLACK, GUI_SOLID );
            guiDrawLine ( handle, left,top,right,top,GUI_BLACK, GUI_SOLID );
            guiDrawLine ( handle, left,bottom,right,bottom,GUI_LIGHTGRAY, GUI_SOLID );
            guiDrawLine ( handle, right,top,right,bottom,GUI_LIGHTGRAY, GUI_SOLID );

            guiClearBlock(handle, left+1,top+2,right-1,bottom-2,GUI_LIGHTGRAY,REPLACE_STYLE);
    
            if( progress>(right-left-3)) 
                progress = right-left-3;  
            if(progress)   
                guiFillRect (handle, left+2,top+2, left+1+progress,bottom-2,GUI_BLACK,GUI_SOLID );
           if(!(PROGRESS_NOGAP & ptProgress->base.style))
            for(wGap = left+1;wGap<(left+1+progress);wGap += PROGRESS_GAP_PIXEL)
            {
                    guiDrawLine ( handle,wGap, top+2, wGap, bottom-1,GUI_LIGHTGRAY, GUI_SOLID );
            }
    }
    else
    {
            guiClearBlock(handle, left,top,right,bottom,ptProgress->bColor,REPLACE_STYLE);  
            guiDrawRect(handle, left,top,right,bottom,ptProgress->fColor,GUI_SOLID);
            guiClearBlock(handle, left+1,top+2,right-1,bottom-2,ptProgress->bColor,REPLACE_STYLE);
    
            if( progress>(right-left-3)) 
                progress = right-left-3;  
            if(progress)   
                guiFillRect (handle, left+2,top+2, left+1+progress,bottom-2,ptProgress->fColor,GUI_SOLID );
           if(!(PROGRESS_NOGAP & ptProgress->base.style))
            for(wGap = left+1;wGap<(left+1+progress);wGap += PROGRESS_GAP_PIXEL)
            {
                    guiDrawLine ( handle,wGap, top+2, wGap, bottom-1,ptProgress->bColor, GUI_SOLID );
            }
    }  
    guiExitWCS() ;
	return STATUS_OK;
}

/*---------------------------------------------------------------------------------------------------------*/
DLL_EXP(STATUS) guiProgressBar_Update( HNDL handle, WORD progress )
{
    TGUIPRESSBAR  *ptProgress;
    
	if(handle == NULL)
	{       
        return STATUS_ERR;
    }
	ptProgress=(TGUIPRESSBAR *)handle;
    if(	ptProgress->base.checkFlag!=GUI_CONTROL_CHECK_FLAG)
       return STATUS_ERR;
    if(progress<ptProgress->start)
        ptProgress->progress = ptProgress->start;  
    else if(progress>ptProgress->end)
        ptProgress->progress = ptProgress->end;  
    ptProgress->progress = progress;   
    ptProgress->base.showFun(handle);
	return STATUS_OK;
}
/********************************PRIVATE FUN>>*********************/
static int _guiProgressBar_Action(HNDL handle , WORD Pen_Type, WORD x , WORD y)
{
	TGUIPRESSBAR *ptProgress;	
	TGuiMessage tMessage; 
	
	if(handle == NULL) 
	return STATUS_ERR;
    
    ptProgress=(TGUIPRESSBAR *)handle;   
	if(	ptProgress->base.checkFlag!=GUI_CONTROL_CHECK_FLAG)
       return STATUS_ERR;
    if(	ptProgress->base.status & CONTROL_NOT_ACTIVE)
    {
          // guiExitWCS() ;
	return STATUS_ERR;
    }
	tMessage.handle = handle;
	tMessage.messageType=Pen_Type;
	tMessage.x=x;
	tMessage.y=y;

    switch(Pen_Type)
    {
        case WIN_PEN_DOWN:                 
                tMessage.elseInfo=WIN_PEN_DOWN;                 
            break;

        case WIN_PEN_UP:               
                tMessage.elseInfo=WIN_PEN_UP;
               //guiEnqueue(gpTopWindow->messageQueue,&tMessage);                              
            break;
        case CTRL_SET_STYLE:
                _guiProgressBar_Show( handle);
                tMessage.elseInfo=CTRL_SET_STYLE; 
               break;
        case CTRL_GET_FOCUS:               
                tMessage.elseInfo=CTRL_GET_FOCUS; 
               break;

         case CTRL_DISABLE:                
                tMessage.elseInfo=CTRL_DISABLE; 
               break; 

        case CTRL_ENABLE:              
                tMessage.elseInfo=CTRL_ENABLE; 
               break; 
         default :            
                break;  
    }   
	return 1;
}