769 lines
19 KiB
C++
769 lines
19 KiB
C++
//---------------------------------------------------------------------------
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#include <vcl.h>
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#pragma hdrstop
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#include "TransSkinScrollBar.h"
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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//---------------------------------------------------------------------------
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#include "BtnPanelUnit.h"
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#include <Vcl.Imaging.pngimage.hpp>
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#include <Vcl.Imaging.jpeg.hpp>
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#include <Vcl.Graphics.hpp>
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#define PERIOD (200)
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#define THUMB_MIN (14)
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#define THUMB_LEFT (1)
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#define THUMB_GKG (Height-2*Width)
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#define THUMB_BKGLEFT (THUMB_GKG-THUMB_MIN)
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#define THUMB_WIDTH (Width-2*THUMB_LEFT)
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#define H_THUMB_GKG (Width-2*Height)
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#define H_THUMB_BKGLEFT (H_THUMB_GKG-THUMB_MIN)
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#define H_THUMB_HEIGHT (Height-2*THUMB_LEFT)
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//---------------------------------------------------------------------------
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// ValidCtrCheck is used to assure that the components created do not have
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// any pure virtual functions.
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/*/
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static inline void ValidCtrCheck(TTransSkinScollBar *)
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{
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new TTransSkinScollBar(NULL);
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}
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//---------------------------------------------------------------------------
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//__fastcall TTransSkinScollBar::TTransSkinScollBar(TComponent* Owner)
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// : TPaintBox(Owner)
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//{
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//}
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////---------------------------------------------------------------------------
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namespace Transskinscrollbar
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{
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void __fastcall PACKAGE Register()
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{
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TComponentClass classes[1] = {__classid(TTransSkinScollBar)};
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RegisterComponents(L"Samples", classes, 0);
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}
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}
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*///---------------------------------------------------------------------------
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__fastcall TTransSkinScollBar::TTransSkinScollBar(TComponent* Owner)
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: Vcl::Extctrls::TPanel(Owner)
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{
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ControlStyle >> csOpaque;
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DoubleBuffered = true;
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Width = 14;
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Height = 80;
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FVertial = true;
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FSBShow = 0;
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FSBTotal = 0;
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FSBTop = 0;
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m_BtnBKG = new TBtnPanel(this);
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m_BtnBKG->OnPanelDrEvent = BtnPaintBKG;
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m_BtnBKG->OnPanelMsEvent = BtnEventBKG;
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m_BtnBKG->StateCount = 1;
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m_BtnBKG->Transparent = true;
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m_BtnBKG->TransparentValue = 150;
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m_BtnThumb = new TBtnPanel(this);
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m_BtnThumb->OnPanelDrEvent = BtnPaintThumb;
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m_BtnThumb->OnPanelMsEvent = BtnEventThumb;
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m_BtnThumb->StateCount = 1;
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m_BtnThumb->Transparent = true;
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m_BtnBKG->AddSubPanel(m_BtnThumb);
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m_BtnLINEUp = new TBtnPanel(this);
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m_BtnLINEUp->OnPanelDrEvent = BtnPaintLINEUp;
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m_BtnLINEUp->OnPanelMsEvent = BtnEventLINEUp;
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m_BtnLINEUp->StateEnter = false;
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m_BtnLINEDown = new TBtnPanel(this);
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m_BtnLINEDown->OnPanelDrEvent = BtnPaintLINEDown;
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m_BtnLINEDown->OnPanelMsEvent = BtnEventLINEDown;
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m_BtnLINEDown->StateEnter = false;
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m_bLineUp = true;
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m_bPageUp = true;
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m_pTTimerLine = new TTimer(this);
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m_pTTimerLine->Interval = PERIOD;
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m_pTTimerLine->OnTimer = EventTimerThumb;
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m_pTTimerLine->Enabled = false;
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m_pTTimerPage = new TTimer(this);
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m_pTTimerPage->Interval = PERIOD;
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m_pTTimerPage->OnTimer = EventTimerThumb;
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m_pTTimerPage->Enabled = false;
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FThumbWidth = -1;
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m_bPices = false;
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}
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//---------------------------------------------------------------------------
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__fastcall TTransSkinScollBar::~TTransSkinScollBar(void)
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{
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SAFE_DELETE(m_BtnBKG)
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SAFE_DELETE(m_BtnThumb)
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SAFE_DELETE(m_BtnLINEUp)
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SAFE_DELETE(m_BtnLINEDown)
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SAFE_DELETE(m_pTTimerLine)
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SAFE_DELETE(m_pTTimerPage)
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::SetSBTop(int nTop)
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{
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if(nTop<0)
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nTop = 0;
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else if(nTop>FSBTotal-FSBShow+1)
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nTop = nTop>FSBTotal-FSBShow+1;
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FSBTop = nTop;
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TWMSize tmp;
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WMSize(tmp);
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}
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//---------------------------------------------------------------------------
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int __fastcall TTransSkinScollBar::CalThumbHeight()
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{
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if(FSBTotal==0) return 0;
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int nHeight = 0;
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if( -1==FThumbWidth ) {
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int nPosS = THUMB_BKGLEFT;
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int nPosV = FSBTotal-FSBShow+1;
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if( nPosS>=nPosV ) {
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int nLenPiece = nPosS/nPosV;
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if( 0!=nPosS%nPosV ) {
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nLenPiece += nPosS%nLenPiece;
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}
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nHeight = nLenPiece;
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if( THUMB_GKG/nPosV>=nHeight ) {
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int nLenPiece = THUMB_GKG/nPosV;
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if( 0!=THUMB_GKG%nPosV ) {
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nLenPiece += THUMB_GKG%nLenPiece;
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}
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nHeight = nLenPiece;
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m_bPices = true;
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}
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}
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if( nHeight<THUMB_MIN ) {
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nHeight += THUMB_MIN;
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m_bPices = false;
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}else{
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m_bPices = true;
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}
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}else{
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nHeight = FThumbWidth;
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m_bPices = true;
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}
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return nHeight;
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}
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//---------------------------------------------------------------------------
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int __fastcall TTransSkinScollBar::CalThumbTop()
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{
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if(FSBTotal==0) return 0;
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int nTop = Width;
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if( m_bPices )
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nTop += THUMB_GKG*FSBTop/(FSBTotal-FSBShow+1);
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else
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nTop += THUMB_BKGLEFT*FSBTop/(FSBTotal-FSBShow+1);
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if( nTop+m_BtnThumb->Height>
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m_BtnBKG->Top+m_BtnBKG->Height )
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{
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nTop = m_BtnBKG->Top+m_BtnBKG->Height - CalThumbHeight();
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}
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return nTop;
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}
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//---------------------------------------------------------------------------
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int __fastcall TTransSkinScollBar::CalThumbWidth()
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{
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if(FSBTotal==0) return 0;
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int nWidth = 0;
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if( -1==FThumbWidth ) {
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int nPosS = H_THUMB_BKGLEFT;
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int nPosV = FSBTotal-FSBShow+1;
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if( nPosS>=nPosV ) {
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int nLenPiece = nPosS/nPosV;
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if( 0!=nPosS%nPosV ) {
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nLenPiece += nPosS%nLenPiece;
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}
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nWidth = nLenPiece;
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if( H_THUMB_GKG/nPosV>=nWidth ) {
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int nLenPiece = H_THUMB_GKG/nPosV;
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if( 0!=H_THUMB_GKG%nPosV ) {
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nLenPiece += H_THUMB_GKG%nLenPiece;
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}
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nWidth = nLenPiece;
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m_bPices = true;
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}
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}
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if( nWidth<THUMB_MIN ) {
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nWidth += THUMB_MIN;
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m_bPices = false;
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}else{
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m_bPices = true;
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}
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} else {
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nWidth = FThumbWidth;
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m_bPices = true;
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}
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return nWidth;
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}
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//---------------------------------------------------------------------------
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int __fastcall TTransSkinScollBar::CalThumbLeft()
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{
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if(FSBTotal==0) return 0;
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int nLeft = Height;
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if( m_bPices )
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nLeft += H_THUMB_GKG*FSBTop/(FSBTotal-FSBShow+1);
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else
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nLeft += H_THUMB_BKGLEFT*FSBTop/(FSBTotal-FSBShow+1);
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if( nLeft+m_BtnThumb->Width>
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m_BtnBKG->Left+m_BtnBKG->Width )
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{
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nLeft = m_BtnBKG->Left+m_BtnBKG->Width - CalThumbWidth();
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}
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return nLeft;
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::SetVertial(bool bFVertial)
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{
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FVertial = bFVertial;
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int WidthTmp = Width;
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int HeightTmp = Height;
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if( FVertial ) {
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Width = (WidthTmp<HeightTmp)?WidthTmp:HeightTmp;
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Height = (WidthTmp<HeightTmp)?HeightTmp:WidthTmp;
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}else {
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Width = (WidthTmp>HeightTmp)?WidthTmp:HeightTmp;
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Height = (WidthTmp>HeightTmp)?HeightTmp:WidthTmp;
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}
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::CreateWnd(void)
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{
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Vcl::Extctrls::TPanel::CreateWnd();
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SetWindowLong( Parent->Handle, GWL_STYLE,
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GetWindowLong(Parent->Handle, GWL_STYLE) & ~WS_CLIPCHILDREN );
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// SetBkMode( Canvas->Handle, TRANSPARENT);
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::CreateParams(Controls::TCreateParams &Params)
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{
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Vcl::Extctrls::TPanel::CreateParams(Params);
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Params.ExStyle |= WS_EX_TRANSPARENT;
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::WMSize(Winapi::Messages::TWMSize &Message)
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{
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int WidthTmp = Width;
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int HeightTmp = Height;
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if( FVertial ) {
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Width = (WidthTmp<HeightTmp)?WidthTmp:HeightTmp;
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Height = (WidthTmp<HeightTmp)?HeightTmp:WidthTmp;
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}else {
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Width = (WidthTmp>HeightTmp)?WidthTmp:HeightTmp;
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Height = (WidthTmp>HeightTmp)?HeightTmp:WidthTmp;
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}
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int nLeft, nTop, nWidth, nHeight;
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if( FVertial ) {
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m_BtnBKG->Left = 0;
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m_BtnBKG->Top = Width;
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m_BtnBKG->Width = Width;
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m_BtnBKG->Height = Height-2*Width;
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if(FSBTotal<=FSBShow) {
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nLeft = 0;
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nTop = 0;
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nWidth = 0;
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nHeight = 0;
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}else{
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nLeft = THUMB_LEFT;
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nTop = CalThumbTop();
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nWidth = THUMB_WIDTH;
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nHeight = CalThumbHeight();
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}
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m_BtnThumb->Left = nLeft;
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m_BtnThumb->Top = nTop;
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m_BtnThumb->Width = nWidth;
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m_BtnThumb->Height = nHeight;
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m_BtnLINEUp->Left = 0;
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m_BtnLINEUp->Top = 0;
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m_BtnLINEUp->Width = Width;
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m_BtnLINEUp->Height = Width;
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m_BtnLINEDown->Left = 0;
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m_BtnLINEDown->Top = Height-Width;
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m_BtnLINEDown->Width = Width;
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m_BtnLINEDown->Height = Width;
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}else{
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m_BtnBKG->Left = Height;
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m_BtnBKG->Top = 0;
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m_BtnBKG->Width = Width-2*Height;
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m_BtnBKG->Height = Height;
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if(FSBTotal<=FSBShow) {
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nLeft = 0;
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nTop = 0;
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nWidth = 0;
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nHeight = 0;
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}else{
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nLeft = CalThumbLeft();
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nTop = THUMB_LEFT;
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nWidth = CalThumbWidth();
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nHeight = H_THUMB_HEIGHT;
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}
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m_BtnThumb->Left = nLeft;
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m_BtnThumb->Top = nTop;
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m_BtnThumb->Width = nWidth;
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m_BtnThumb->Height = nHeight;
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m_BtnLINEUp->Left = 0;
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m_BtnLINEUp->Top = 0;
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m_BtnLINEUp->Width = Height;
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m_BtnLINEUp->Height = Height;
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m_BtnLINEDown->Left = Width-Height;
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m_BtnLINEDown->Top = 0;
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m_BtnLINEDown->Width = Height;
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m_BtnLINEDown->Height = Height;
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}
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::WMEraseBkgnd(TWMEraseBkgnd &Message)
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{
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Message.Result = true;
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::AddThumbTop(int nAdd, bool bEraseBKG, TTimer *pTTimer)
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{
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int nTop = FSBTop;
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nTop += nAdd;
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SetThumbTop(nTop, bEraseBKG, pTTimer);
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::SetThumbTop(int nTop, bool bEraseBKG, TTimer *pTTimer)
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{
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if( nTop<0 ) {
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nTop = 0;
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if( pTTimer ) pTTimer->Enabled = false;
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}
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if( nTop>=FSBTotal-FSBShow )
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{
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nTop = FSBTotal-FSBShow;
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if( pTTimer ) pTTimer->Enabled = false;
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}
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FSBTop = nTop;
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if( FVertial )
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m_BtnThumb->Top = CalThumbTop();
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else
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m_BtnThumb->Left = CalThumbLeft();
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if( FChangePos )
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FChangePos(this);
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if( bEraseBKG ) {
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// m_BtnThumb->Update();
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// this->Invalidate();
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}
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::EventTimerThumb(System::TObject* Sender)
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{
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int nAdd = 0;
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if( Sender==(TObject *)m_pTTimerLine ) {
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if( m_bLineUp ) {
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nAdd = -1;
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}else {
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nAdd = 1;
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}
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}else if( Sender==(TObject *)m_pTTimerPage ) {
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TPoint ptCur;
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GetCursorPos(&ptCur);
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ptCur = this->ScreenToClient(ptCur);
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if( FVertial ) {
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if( m_bPageUp ) {
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if( ptCur.Y>=m_BtnThumb->Top ) {
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m_pTTimerPage->Enabled = false;
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return;
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}
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nAdd = -FSBShow;
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}else {
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if( ptCur.Y<=m_BtnThumb->Top+m_BtnThumb->Height ) {
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m_pTTimerPage->Enabled = false;
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return;
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}
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nAdd = FSBShow;
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}
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}else {
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if( m_bPageUp ) {
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if( ptCur.X>=m_BtnThumb->Left ) {
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m_pTTimerPage->Enabled = false;
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return;
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}
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nAdd = -FSBShow;
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}else {
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if( ptCur.X<=m_BtnThumb->Left+m_BtnThumb->Width ) {
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m_pTTimerPage->Enabled = false;
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return;
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}
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nAdd = FSBShow;
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}
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}
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}
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AddThumbTop(nAdd, true, (TTimer *)Sender);
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::BtnEventLINEUp(int MsTmp, int XPos, int YPos)
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{
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if( Ms_LDOWN==MsTmp ) {
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m_bLineUp = true;
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AddThumbTop(-1, true);
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m_pTTimerLine->Enabled = true;
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}else if( Ms_LUP==MsTmp ) {
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m_pTTimerLine->Enabled = false;
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}else if( Ms_LLDOWN==MsTmp ) {
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m_pTTimerLine->Enabled = false;
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AddThumbTop(-1, true);
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}
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::BtnEventLINEDown(int MsTmp, int XPos, int YPos)
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{
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if( Ms_LDOWN==MsTmp ) {
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m_bLineUp = false;
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AddThumbTop(1, true);
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m_pTTimerLine->Enabled = true;
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}else if( Ms_LUP==MsTmp ) {
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m_pTTimerLine->Enabled = false;
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}else if( Ms_LLDOWN==MsTmp ) {
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m_pTTimerLine->Enabled = false;
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AddThumbTop(1, true);
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}
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}
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//---------------------------------------------------------------------------
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void __fastcall TTransSkinScollBar::BtnEventBKG(int MsTmp, int XPos, int YPos)
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{
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TPoint pt = TPoint(XPos, YPos);
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TRect TRectUp, TRectDn;
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if( Ms_LDOWN==MsTmp ||
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Ms_LLDOWN==MsTmp )
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{
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int nLeft, nTop, nWidth, nHeight;
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if( FVertial ) {
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nLeft = m_BtnBKG->Left;
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nTop = m_BtnBKG->Top;
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nWidth = m_BtnBKG->Width;
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nHeight = m_BtnThumb->Top - m_BtnBKG->Top;
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TRectUp = TRect(nLeft,
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nTop,
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nLeft+nWidth,
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nTop+nHeight);
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nTop = m_BtnThumb->Top+m_BtnThumb->Height;
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nHeight = m_BtnBKG->Top+m_BtnBKG->Height-nTop;
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TRectDn = TRect(nLeft,
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nTop,
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nLeft+nWidth,
|
|
nTop+nHeight);
|
|
|
|
}else {
|
|
|
|
nLeft = m_BtnBKG->Left;
|
|
nTop = m_BtnBKG->Top;
|
|
nWidth = m_BtnThumb->Left - m_BtnBKG->Left;
|
|
nHeight = m_BtnBKG->Height;
|
|
TRectUp = TRect(nLeft,
|
|
nTop,
|
|
nLeft+nWidth,
|
|
nTop+nHeight);
|
|
|
|
nLeft = m_BtnThumb->Left+m_BtnThumb->Width;
|
|
nWidth = m_BtnBKG->Left+m_BtnBKG->Width-nLeft;
|
|
TRectDn = TRect(nLeft,
|
|
nTop,
|
|
nLeft+nWidth,
|
|
nTop+nHeight);
|
|
}
|
|
}
|
|
|
|
if( Ms_LDOWN==MsTmp ) {
|
|
|
|
m_pTTimerPage->Enabled = true;
|
|
if( PtInRect(TRectUp, pt ) ) {
|
|
|
|
m_bPageUp = true;
|
|
if( 1==m_BtnBKG->StateCount )
|
|
AddThumbTop(-FSBShow, true);
|
|
else
|
|
AddThumbTop(-FSBShow);
|
|
|
|
}else if( PtInRect(TRectDn, pt) ){
|
|
|
|
m_bPageUp = false;
|
|
if( 1==m_BtnBKG->StateCount )
|
|
AddThumbTop(FSBShow, true);
|
|
else
|
|
AddThumbTop(FSBShow);
|
|
}
|
|
}else if( Ms_LUP==MsTmp ) {
|
|
|
|
m_pTTimerPage->Enabled = false;
|
|
|
|
}else if( Ms_LLDOWN==MsTmp ) {
|
|
|
|
m_pTTimerPage->Enabled = false;
|
|
if( PtInRect(TRectUp, pt ) ) {
|
|
|
|
m_bPageUp = true;
|
|
AddThumbTop(-FSBShow, true);
|
|
}else if( PtInRect(TRectDn, pt) ){
|
|
|
|
m_bPageUp = false;
|
|
AddThumbTop(FSBShow, true);
|
|
}
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
void __fastcall TTransSkinScollBar::BtnEventThumb(int MsTmp, int XPos, int YPos)
|
|
{
|
|
static bool bBKGEnter = false;
|
|
|
|
if( Ms_DRAG==MsTmp ) {
|
|
|
|
int nCurPos, nAdd;
|
|
if( FVertial ) {
|
|
|
|
nCurPos = YPos;
|
|
nAdd =(FSBTotal-FSBShow+1)*(nCurPos-14)/THUMB_BKGLEFT;
|
|
|
|
}else {
|
|
|
|
nCurPos = XPos;
|
|
nAdd =(FSBTotal-FSBShow+1)*(nCurPos-14)/H_THUMB_BKGLEFT;
|
|
}
|
|
|
|
if( m_BtnBKG->StateEnter ) {
|
|
m_BtnBKG->StateEnter = false;
|
|
bBKGEnter = true;
|
|
}
|
|
SetThumbTop(nAdd, true);
|
|
|
|
}else if( Ms_LUP==MsTmp ){
|
|
|
|
if( bBKGEnter )
|
|
m_BtnBKG->StateEnter = true;
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
void __fastcall TTransSkinScollBar::Paint()
|
|
{
|
|
SetBkMode( Canvas->Handle, TRANSPARENT);
|
|
StyleServices()->DrawParentBackground( Handle, Canvas->Handle, NULL, false);
|
|
|
|
HDC ParentDC = GetDC(Handle);
|
|
//创建一个与显示设备兼容的内存设备
|
|
HDC BufDC = CreateCompatibleDC(ParentDC);
|
|
// 创建一个与显示设备兼容的位图
|
|
HBITMAP BufBitmap = CreateCompatibleBitmap(Canvas->Handle, Width, Height);
|
|
// 将设备与位图关联
|
|
SelectObject(BufDC, BufBitmap);
|
|
// CreateCompatibleBitmap创建位图后数据初始化为0，而RGB(0,0,0)则表示是黑色
|
|
// 这里需要清除其黑色背景，使其变为透明
|
|
PerformEraseBackground(this, BufDC);
|
|
// 临时的Canvas，用来画图用，但它并不是必须的，可以直接使用GDI函数来画图
|
|
TCanvas *CanvasDraw = new TCanvas();
|
|
// 关联到内存设备
|
|
CanvasDraw->Handle = BufDC;
|
|
|
|
//--------------------------------------
|
|
SetBkMode( CanvasDraw->Handle, TRANSPARENT);
|
|
StyleServices()->DrawParentBackground(
|
|
Handle,
|
|
CanvasDraw->Handle,
|
|
NULL, false);
|
|
m_BtnLINEUp->Paint(CanvasDraw);
|
|
m_BtnBKG->Paint(CanvasDraw);
|
|
m_BtnLINEDown->Paint(CanvasDraw);
|
|
|
|
// 一次性将内存图像数据覆盖过去，因为跳过了擦除背景过程，所以避免了闪烁的问题
|
|
BitBlt(Canvas->Handle, 0, 0, ClientWidth, ClientHeight,
|
|
CanvasDraw->Handle, 0, 0, SRCCOPY);
|
|
// 释放资源
|
|
DeleteDC(BufDC);
|
|
DeleteObject(BufBitmap);
|
|
SAFE_DELETE(CanvasDraw)
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
void __fastcall TTransSkinScollBar::BtnPaintLINEUp(int BsTmp, TRect TRectTmp, TCanvas *pCanvas)
|
|
{
|
|
int nLeft, nTop, nWidth, nHeight;
|
|
|
|
if( Bs_NORMAL==BsTmp ) {
|
|
|
|
pCanvas->Brush->Color = RGB(156, 156, 156);
|
|
pCanvas->FillRect(TRectTmp);
|
|
|
|
pCanvas->Brush->Color = RGB(76, 76, 76);
|
|
nLeft = TRectTmp.Width()/2/2+1;
|
|
nTop = TRectTmp.Height()/2 - 1;
|
|
nWidth = TRectTmp.Width()/2;
|
|
nHeight = 2;
|
|
pCanvas->FillRect(TRect(nLeft, nTop, nLeft+nWidth, nTop+nHeight));
|
|
|
|
}else if( Bs_DOWN==BsTmp ) {
|
|
|
|
pCanvas->Brush->Color = RGB(156, 156, 156);
|
|
pCanvas->FillRect(TRectTmp);
|
|
|
|
pCanvas->Brush->Color = RGB(0, 0, 0);
|
|
nLeft = TRectTmp.Width()/2/2+1;
|
|
nTop = TRectTmp.Height()/2 - 1;
|
|
nWidth = TRectTmp.Width()/2;
|
|
nHeight = 2;
|
|
pCanvas->FillRect(TRect(nLeft, nTop, nLeft+nWidth, nTop+nHeight));
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
void __fastcall TTransSkinScollBar::BtnPaintLINEDown(int BsTmp, TRect TRectTmp, TCanvas *pCanvas)
|
|
{
|
|
int nLeft, nTop, nWidth, nHeight;
|
|
|
|
if( Bs_NORMAL==BsTmp ) {
|
|
|
|
pCanvas->Brush->Color = RGB(156, 156, 156);
|
|
pCanvas->FillRect(TRectTmp);
|
|
|
|
pCanvas->Brush->Color = RGB(76, 76, 76);
|
|
nLeft = TRectTmp.Left+TRectTmp.Width()/2/2;
|
|
nTop = TRectTmp.Height()/2 - 1;
|
|
nWidth = TRectTmp.Width()/2+1;
|
|
nHeight = 2;
|
|
TRect rtMinus = TRect(nLeft, nTop, nLeft+nWidth, nTop+nHeight);
|
|
pCanvas->FillRect( rtMinus );
|
|
|
|
nLeft = TRectTmp.Left+TRectTmp.Width()/2-1;
|
|
nTop = TRectTmp.Height()/2/2;
|
|
nWidth = 2;
|
|
nHeight = TRectTmp.Height()/2+1;
|
|
pCanvas->FillRect(TRect(nLeft, nTop, nLeft+nWidth, nTop+nHeight));
|
|
|
|
}else if( Bs_DOWN==BsTmp ) {
|
|
|
|
pCanvas->Brush->Color = RGB(156, 156, 156);
|
|
pCanvas->FillRect(TRectTmp);
|
|
|
|
pCanvas->Brush->Color = RGB(0, 0, 0);
|
|
nLeft = TRectTmp.Left+TRectTmp.Width()/2/2;
|
|
nTop = TRectTmp.Height()/2 - 1;
|
|
nWidth = TRectTmp.Width()/2+1;
|
|
nHeight = 2;
|
|
TRect rtMinus = TRect(nLeft, nTop, nLeft+nWidth, nTop+nHeight);
|
|
pCanvas->FillRect( rtMinus );
|
|
|
|
nLeft = TRectTmp.Left+TRectTmp.Width()/2-1;
|
|
nTop = TRectTmp.Height()/2/2;
|
|
nWidth = 2;
|
|
nHeight = TRectTmp.Height()/2+1;
|
|
pCanvas->FillRect(TRect(nLeft, nTop, nLeft+nWidth, nTop+nHeight));
|
|
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
void __fastcall TTransSkinScollBar::BtnPaintBKG(int BsTmp, TRect TRectTmp, TCanvas *pCanvas)
|
|
{
|
|
if( Bs_NORMAL==BsTmp ) {
|
|
|
|
pCanvas->Brush->Color = RGB(123, 123, 123);
|
|
pCanvas->FillRect(TRectTmp);
|
|
|
|
pCanvas->Pen->Color = RGB(233, 233, 233);
|
|
pCanvas->Rectangle(TRectTmp);
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
void __fastcall TTransSkinScollBar::BtnPaintThumb(int BsTmp, TRect TRectTmp, TCanvas *pCanvas)
|
|
{
|
|
if( Bs_NORMAL==BsTmp ) {
|
|
|
|
TPngImage *png = new TPngImage();
|
|
png->LoadFromResourceName(int(HInstance), L"round");
|
|
pCanvas->StretchDraw(TRectTmp, png);
|
|
SAFE_DELETE(png)
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------
|
|
|