{ ==============================================================================
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方法名稱：GetCurrentVersionNo
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引用相依：
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方法描述：獲取當前模組的版本號。透過 GetModuleFileName 獲取檔案路徑，再利用 GetF
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ileVersionInfoSize 和 GetFileVersionInfo 讀取版本資訊。接著從 VarFile
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Info\Translation 取得語系資訊，最後從 StringFileInfo 中提取 FileVersi
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on 並回傳為字串。
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============================================================================== }
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function TCB_IMGPSScanX.GetCurrentVersionNo: String; //獲取自身版本號所需要
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var
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dLength,dSize:DWORD;
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pcBuf,pcValue:PChar;
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TempVersionLanguage:TVersionLanguage;
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sTemp:String;
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acFileName:Array [0..255] of Char;
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begin
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Result:='';
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GetModuleFileName(HInstance,acFileName,SizeOf(acFileName)-1);
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dSize:=GetFileVersionInfoSize(acFileName,dSize);
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if dSize=0 then Exit;
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pcBuf:=AllocMem(dSize);
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GetFileVersionInfo(acFileName,0,dSize,pcBuf);
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if VerQueryValue(pcBuf, PChar('\VarFileInfo\Translation'),Pointer(pcValue),dLength) then
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begin
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for TempVersionLanguage := vlArabic to vlUnknown do
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if LoWord(Longint(Pointer(pcValue)^)) = LanguageValues[TempVersionLanguage] then Break;
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sTemp:=IntToHex(MakeLong(HiWord(Longint(Pointer(pcValue)^)),LoWord(Longint(Pointer(pcValue)^))), 8);
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if VerQueryValue(pcBuf,PChar('StringFileInfo\'+sTemp+'\FileVersion'),Pointer(pcValue),dLength) then
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Result:=StrPas(pcValue);
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end;
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FreeMem(pcBuf,dSize);
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end;
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|
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{ ==============================================================================
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方法名稱：WMMOUSEWHEEL
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引用相依：
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方法描述：處理滑鼠滾輪事件。根據滾輪捲動方向（WHEEL_DELTA）對 ScrollBox1 或當前顯
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示的影像捲軸盒（DisplayISB）進行垂直捲動（SB_Lineup 或 SB_LINEDOWN）。若
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同時按下特定鍵（message.Keys=50），則會調整影像的縮放百分比（ZoomPercent
|
）。此外也會遍歷所有影像捲軸盒元件並對取得焦點的元件執行捲動操作。
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============================================================================== }
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procedure TCB_IMGPSScanX.WMMOUSEWHEEL(var message: TWMMouseWheel);
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var
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I: Integer;
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iISB : TImageScrollBox;
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begin
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inherited;
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//lb1.Caption:=IntToStr(message.Keys);
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if (message.WheelDelta = WHEEL_DELTA) Then
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begin
|
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if ScrollBox1.Focused then
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begin
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ScrollBox1.VertScrollBar.Increment := 50;
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ScrollBox1.Perform(WM_VSCROLL,SB_Lineup,0);
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end;
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if DisplayISB <> nil then
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begin
|
if (DisplayISB.Focused) and (message.Keys=0) then
|
begin
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DisplayISB.VertScrollBar.Increment := 50;
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DisplayISB.Perform(WM_VSCROLL,SB_Lineup,0);
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end;
|
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if (DisplayISB.Focused) and (message.Keys=50) then
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begin
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DisplayISB.ZoomMode := zmPercent;
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if DisplayISB.ZoomPercent < 90 then
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DisplayISB.ZoomPercent := DisplayISB.ZoomPercent+10;
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end;
|
|
end;
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i:=0;
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while FindComponent(ISBName+inttostr(i)) <> nil do
|
begin
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iISB := TImageScrollBox(FindComponent(ISBName+inttostr(i)));
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if iISB.Focused then
|
begin
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ScrollBox1.VertScrollBar.Increment := 50;
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ScrollBox1.Perform(WM_VSCROLL,SB_Lineup,0);
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end;
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inc(i);
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end;
|
|
end
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else if (message.WheelDelta = -WHEEL_DELTA) then
|
begin
|
|
if ScrollBox1.Focused then
|
begin
|
ScrollBox1.VertScrollBar.Increment := 50;
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ScrollBox1.Perform(WM_VSCROLL, SB_LINEDOWN, 0);
|
end;
|
if DisplayISB <> nil then
|
begin
|
if (DisplayISB.Focused) and (message.Keys=0) then
|
begin
|
DisplayISB.VertScrollBar.Increment := 50;
|
DisplayISB.Perform(WM_VSCROLL,SB_LINEDOWN,0);
|
end;
|
if (DisplayISB.Focused) and (message.Keys=50) then
|
begin
|
DisplayISB.ZoomMode := zmPercent;
|
if DisplayISB.ZoomPercent > 10 then
|
DisplayISB.ZoomPercent := DisplayISB.ZoomPercent-10;
|
end;
|
|
|
end;
|
|
i:=0;
|
while FindComponent(ISBName+inttostr(i)) <> nil do
|
begin
|
iISB := TImageScrollBox(FindComponent(ISBName+inttostr(i)));
|
if iISB.Focused then
|
begin
|
ScrollBox1.VertScrollBar.Increment := 50;
|
ScrollBox1.Perform(WM_VSCROLL,SB_Lineup,0);
|
end;
|
inc(i);
|
end;
|
|
end;
|
|
|
end;
|
|
|
{ ==============================================================================
|
方法名稱：InitExistImgList
|
引用相依：LoadFromFile, LoadFileGetMD5
|
方法描述：初始化已存在的影像清單。讀取案件路徑下 Download\Context.dat 的檔案內
|
容，計算每個檔案的 MD5 雜湊值並存入 ExistImgList，同時將處理過程記錄至
|
日誌檔。
|
============================================================================== }
|
procedure TCB_IMGPSScanX.InitExistImgList(casepath: String);
|
var
|
ST1,ST2,ST3,ST4:TStringList;
|
i,j,k:Integer;
|
begin
|
|
ST1:=TStringList.Create;
|
ST2:=TStringList.Create;
|
ST3:=TStringList.Create;
|
|
ExistImgList.Clear;
|
ST1.LoadFromFile(casepath+'Download\Context.dat');
|
for I := 0 to ST1.Count - 1 do
|
begin
|
LogFile1.LogToFile(logTimeString+casepath+'Download\'+ST1.Strings[i]+',MD5='+LoadFileGetMD5(casepath+'Download\'+ST1.Strings[i]));
|
ExistImgList.Add(LoadFileGetMD5(casepath+'Download\'+ST1.Strings[i])) ;
|
end;
|
LogFile1.LogToFile(logTimeString+'ExistImgList.text'+ExistImgList.CommaText);
|
|
ST1.Free;
|
ST2.Free;
|
ST3.Free;
|
|
end;
|
