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unit ApplicationDataModule;
interface
uses
gnugettext, SysUtils, Classes, MyxError, Options, Forms, AuxFuncs, Dialogs,
Unicode,
myx_public_interface, myx_util_public_interface, myx_qb_public_interface, StrUtils, TntSystem;
type
TQBOptions = class;
TApplicationDM = class(TDataModule)
procedure DataModuleCreate(Sender: TObject);
procedure DataModuleDestroy(Sender: TObject);
private
FOptions: TQBOptions;
FOptionProvider: IOptionProvider;
FFileList: TWideStringList;
function GetHasScripts: Boolean;
public
ApplicationIsTerminating: Boolean;
procedure CheckCommandlineParameter;
function GetLastFileDialogPaths(DlgName: WideString): WideString;
procedure LoadScripts;
procedure LoadOptions;
procedure OnApplicationException(Sender: TObject; E: Exception);
procedure SetLastFileDialogPaths(DlgName: WideString; Path: WideString);
property HasScripts: Boolean read GetHasScripts;
property QBOptions: TQBOptions read FOptions;
end;
TQBOptions = class(TMyxOptions)
constructor Create(const ApplicationID: string); override;
destructor Destroy; override;
procedure LoadOptions; override;
procedure StoreOptions; override;
public
ShowQuickStart: Boolean;
StartSection: integer;
StartTable: WideString;
StartSQL1: WideString;
StartSQL2: WideString;
StartSQL3: WideString;
OnlyTabsheets: Boolean;
MaximizeSQLEdit: Boolean;
ShowQueryToolbar: Boolean;
UseToolbarGradient: Boolean;
HideTabWhenOneOpen: Boolean;
ShowFieldOverlayImages: Boolean;
EnforceEditableQueries: Boolean;
OpenExportedResultset: Boolean;
AssociateFileExtensions: Boolean;
ShowQueryBrowserSidebar: Boolean;
ShowDragTargetWindowOnAltPressedOnly: Boolean;
LastFileDialogPaths: TStringList;
FriendlyLineBreaks: Boolean;
FriendlyLineBreaksLF,
FriendlyLineBreaksCR: WideChar;
CreateWindowsStyleLineBreaks: Boolean;
ShowMouseCursorToolbarGroup: Boolean;
AlignNumericColsRight: Boolean;
ShowTextSearchDetails: Boolean;
SQLEditMaximizedRSTabSheetHeight: Integer;
SQLEditMaximizedScriptTabSheetHeight: Integer;
GlobalParametersAsStrings: WideString;
Embedded: Boolean;
ShowAdvancedToolbar: Boolean;
end;
EMyxQueryBrowserLibError = class(EMyxLibraryError);
var
ApplicationDM: TApplicationDM;
//----------------------------------------------------------------------------------------------------------------------
implementation
{$R *.dfm}
uses
TntSysUtils, QueryBrowser;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.DataModuleCreate(Sender: TObject);
var
S: WideString;
begin
// Exception Handling
Application.OnException := OnApplicationException;
ApplicationIsTerminating := False;
// DLL Version check
if (libmysqlx_PUBLIC_INTERFACE_VERSION <> myx_get_public_interface_version) then
S := Format(_('There is a incompatible version of the ' +
'library %s installed (Version %s). Please update the library to version %s.'),
['libmysqlx.dll', FormatLibraryVersion(myx_get_public_interface_version),
FormatLibraryVersion(libmysqlx_PUBLIC_INTERFACE_VERSION)]) + #13#10#13#10;
if (libmysqlqb_PUBLIC_INTERFACE_VERSION <> myx_get_qb_public_interface_version) then
S := Format(_('There is a incompatible version of the ' +
'library %s installed (Version %s). Please update the library to version %s.'),
['libmysqlqb.dll', FormatLibraryVersion(myx_get_qb_public_interface_version),
FormatLibraryVersion(libmysqlqb_PUBLIC_INTERFACE_VERSION)]) + #13#10#13#10;
if (S <> '') then
if (ShowModalDialog('Library version mismatch',
trim(S), myx_mtError, 'Quit' + #13#10 + 'Ignore') = 1) then
begin
ApplicationIsTerminating := True;
Application.Terminate;
end;
FFileList := TWideStringList.Create;
FFileList.Duplicates := dupIgnore;
end;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.DataModuleDestroy(Sender: TObject);
begin
FOptions := nil;
FOptionProvider := nil;
FFileList.Free;
end;
//----------------------------------------------------------------------------------------------------------------------
function TApplicationDM.GetHasScripts: Boolean;
begin
Result := FFileList.Count > 0;
end;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.CheckCommandlineParameter;
var
I: Integer;
S: WideString;
begin
I := 1;
while I <= WideParamCount do
begin
S := WideParamStr(I);
if WideSameText(Copy(S, 1, 14), '-startsection=') then
FOptions.StartSection := StrToIntDef(Copy(S, 15, MaxInt), 1)
else
if WideSameText(Copy(S, 1, 13), '-selecttable=') then
FOptions.StartTable := Copy(S, 14, MaxInt)
else
if WideSameText(S, '-qs') and (I + 1 <= WideParamCount) then
begin
// Support old style script option.
Inc(I);
FFileList.Add(WideParamStr(I));
end
else
if WideSameText(S, '-qb') and (I + 1 <= WideParamCount) then
begin
// Support old style script option.
Inc(I);
FFileList.Add(WideParamStr(I));
end
else
if WideSameText(S, '-sql') and (I + 1 <= WideParamCount) then
begin
Inc(I);
FOptions.StartSQL1 := WideParamStr(I);
end
else
if WideSameText(S, '-sql2') and (I + 1 <= WideParamCount) then
begin
Inc(I);
FOptions.StartSQL2 := WideParamStr(I);
end
else
if WideSameText(S, '-sql3') and (I + 1 <= WideParamCount) then
begin
Inc(I);
FOptions.StartSQL3 := WideParamStr(I);
end
else
if WideSameText(S, '-embedded') then
FOptions.Embedded := True
else
begin
// Everything else is considered being a script file to open if it does not start with a minus.
if S[1] <> '-' then
FFileList.Add(S);
end;
Inc(I);
end;
end;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.OnApplicationException(Sender: TObject; E: Exception);
begin
if not (Application.Terminated) then
ShowError(E);
end;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.LoadOptions;
begin
//Load Options
FOptions := TQBOptions.Create('query-browser');
FOptionProvider := FOptions; // Increment reference counter.
end;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.LoadScripts;
// Called by the startup code to open any file passed in via command line.
// The query browser main form must already exist!
var
I: Integer;
begin
for I := 0 to FFileList.Count - 1 do
begin
if WideFileExists(FFileList[I]) then
QueryBrowserForm.OpenScript(FFileList[I], True);
end;
end;
//----------------------------------------------------------------------------------------------------------------------
function TApplicationDM.GetLastFileDialogPaths(DlgName: WideString): WideString;
begin
Result := FOptions.LastFileDialogPaths.Values['DlgName'];
end;
//----------------------------------------------------------------------------------------------------------------------
procedure TApplicationDM.SetLastFileDialogPaths(DlgName: WideString; Path: WideString);
begin
FOptions.LastFileDialogPaths.Values['DlgName'] := Path;
end;
//----------------------------------------------------------------------------------------------------------------------
// MYXOptions
constructor TQBOptions.Create(const ApplicationID: string);
begin
LastFileDialogPaths := TStringList.Create;
Embedded := False;
inherited Create(ApplicationID);
end;
destructor TQBOptions.Destroy;
begin
inherited Destroy;
LastFileDialogPaths.Free;
end;
procedure TQBOptions.LoadOptions;
var
POptions: PMYX_APPLICATION_OPTIONS;
Options: TMYX_APPLICATION_OPTIONS;
i, j: integer;
error: MYX_LIB_ERROR;
OptionGroupName, OptionName, OptionValue: WideString;
ExePath: WideString;
begin
ExePath := ExtractFilePath(Application.ExeName);
StartSection := 1;
//------------------------------------------------------------
//Initialize Values
LastFileDialogPaths.Text := '';
UseToolbarGradient := True;
OnlyTabsheets := False;
ShowQueryToolbar := True;
ShowFieldOverlayImages := True;
AlignNumericColsRight := True;
HideTabWhenOneOpen := False;
ShowQueryBrowserSidebar := True;
MaximizeSQLEdit := False;
ShowMouseCursorToolbarGroup := True;
EnforceEditableQueries := True;
OpenExportedResultset := False;
AssociateFileExtensions := False;
ShowDragTargetWindowOnAltPressedOnly := False;
ShowQuickStart := False;
FriendlyLineBreaks := True;
FriendlyLineBreaksLF := #183;
FriendlyLineBreaksCR := #182;
CreateWindowsStyleLineBreaks := True;
ShowTextSearchDetails := False;
SQLEditMaximizedRSTabSheetHeight := 240;
SQLEditMaximizedScriptTabSheetHeight := 65;
GlobalParametersAsStrings := '';
ShowAdvancedToolbar := False;
//------------------------------------------------------------
//Read Options file
if (FileExists(MYXCommonOptions.UserDataDir + 'mysqlqb_options.xml')) then
begin
POptions := myx_get_application_options(
MYXCommonOptions.UserDataDir + 'mysqlqb_options.xml',
@error);
try
if (error <> MYX_NO_ERROR) then
begin
ShowModalDialog('XML Error',
'Error while loading Options file ''' +
MYXCommonOptions.UserDataDir + 'mysqlqb_options.xml' + ''''#13#10 +
'Error Number ' + IntToStr(Ord(error)),
myx_mtError);
end
else
begin
Options := TMYX_APPLICATION_OPTIONS.Create(POptions);
try
for i := 0 to Options.option_groups.Count - 1 do
for j := 0 to Options.option_groups[i].name_value_pairs.Count - 1 do
begin
OptionGroupName := Options.option_groups[i].name;
OptionName := Options.option_groups[i].name_value_pairs[j].name;
OptionValue := Options.option_groups[i].name_value_pairs[j].value;
// TODO: Once only the interface is used this cast will be unncessary.
(Self as IOptionProvider).OptionAsString[OptionName] := OptionValue;
if (CompareText(OptionGroupName, 'General') = 0) then
begin
if (CompareText(OptionName, 'LastFileDialogPaths') = 0) then
LastFileDialogPaths.Text := AnsiReplaceText(OptionValue,
'', #13#10)
else
;
end
else
if (CompareText(OptionGroupName, 'Display') = 0) then
begin
if (CompareText(OptionName, 'ShowQueryToolbar') = 0) then
ShowQueryToolbar := (OptionValue = '1')
else
if (CompareText(OptionName, 'UseToolbarGradient') = 0) then
UseToolbarGradient := (OptionValue = '1')
else
if (CompareText(OptionName, 'HideTabWhenOneOpen') = 0) then
HideTabWhenOneOpen := (OptionValue = '1')
else
if (CompareText(OptionName, 'ShowQueryBrowserSidebar') = 0) then
ShowQueryBrowserSidebar := (OptionValue = '1')
else
if (CompareText(OptionName, 'ShowQuickStart') = 0) then
ShowQuickStart := (OptionValue = '1')
else
if (CompareText(OptionName, 'ShowDragTargetWindowOnAltPressedOnly') = 0) then
ShowDragTargetWindowOnAltPressedOnly := (OptionValue = '1')
else
if (CompareText(OptionName, 'ShowFieldOverlayImages') = 0) then
ShowFieldOverlayImages := (OptionValue = '1')
else
if (CompareText(OptionName, 'MaximizeSQLEdit') = 0) then
MaximizeSQLEdit := (OptionValue = '1')
else
if (CompareText(OptionName, 'ShowMouseCursorToolbarGroup') = 0) then
ShowMouseCursorToolbarGroup := (OptionValue = '1')
else
if (CompareText(OptionName, 'ShowTextSearchDetails') = 0) then
ShowTextSearchDetails := (OptionValue = '1')
else
if (CompareText(OptionName, 'SQLEditMaximizedRSTabSheetHeight') = 0) then
SQLEditMaximizedRSTabSheetHeight := StrToIntDef(OptionValue, 240)
else
if (CompareText(OptionName, 'SQLEditMaximizedScriptTabSheetHeight') = 0) then
SQLEditMaximizedScriptTabSheetHeight := StrToIntDef(OptionValue, 60)
else
if (CompareText(OptionName, 'ShowAdvancedToolbar') = 0) then
ShowAdvancedToolbar := (OptionValue = '1')
end
else
if (CompareText(OptionGroupName, 'Query') = 0) then
begin
if (CompareText(OptionName, 'EnforceEditableQueries') = 0) then
EnforceEditableQueries := (OptionValue = '1')
else
if (CompareText(OptionName, 'OpenExportedResultset') = 0) then
OpenExportedResultset := (OptionValue = '1')
else
if (CompareText(OptionName, 'FriendlyLineBreaks') = 0) then
FriendlyLineBreaks := (OptionValue = '1')
else
if (CompareText(OptionName, 'FriendlyLineBreaksLF') = 0) then
FriendlyLineBreaksLF := OptionValue[1]
else
if (CompareText(OptionName, 'FriendlyLineBreaksCR') = 0) then
FriendlyLineBreaksCR := OptionValue[1]
else
if (CompareText(OptionName, 'CreateWindowsStyleLineBreaks') = 0) then
CreateWindowsStyleLineBreaks := (OptionValue = '1')
else
if (CompareText(OptionName, 'AlignNumericColsRight') = 0) then
AlignNumericColsRight := (OptionValue = '1')
end
else
if (CompareText(OptionGroupName, 'Various') = 0) then
begin
if (CompareText(OptionName, 'AssociateFileExtensions') = 0) then
AssociateFileExtensions := (OptionValue = '1')
else if (CompareText(OptionName, 'GlobalParametersAsStrings') = 0) then
GlobalParametersAsStrings := OptionValue
else
;
end
else
if (CompareText(OptionGroupName, 'WindowPos') = 0) then
begin
WindowPosList.AddObject(OptionName, TMyxWindowPos.Create(OptionValue));
end;
end;
finally
Options.Free;
end;
end;
finally
//Free Application Options
myx_free_application_options(POptions);
end;
end;
end;
procedure TQBOptions.StoreOptions;
var
Options: TMYX_APPLICATION_OPTIONS;
OptionGroup: TMYX_OPTION_GROUP;
ExePath: WideString;
i: integer;
begin
if (MYXCommonOptions.UserDataDir='') then
Exit;
ExePath := ExtractFilePath(Application.ExeName);
//Create Application Options
Options := TMYX_APPLICATION_OPTIONS.create;
try
//-----------------------------------------------
//Create Option Group
OptionGroup := TMYX_OPTION_GROUP.create('General');
Options.option_groups.Add(OptionGroup);
AddParam(OptionGroup, 'LastFileDialogPaths',
AnsiReplaceText(LastFileDialogPaths.Text, #13#10, ''));
//-----------------------------------------------
//Create Option Group
OptionGroup := TMYX_OPTION_GROUP.create('Display');
Options.option_groups.Add(OptionGroup);
AddParam(OptionGroup, 'ShowQueryToolbar',
IntToStr(Ord(ShowQueryToolbar)));
AddParam(OptionGroup, 'UseToolbarGradient',
IntToStr(Ord(UseToolbarGradient)));
AddParam(OptionGroup, 'HideTabWhenOneOpen',
IntToStr(Ord(HideTabWhenOneOpen)));
AddParam(OptionGroup, 'ShowQueryBrowserSidebar',
IntToStr(Ord(ShowQueryBrowserSidebar)));
AddParam(OptionGroup, 'MaximizeSQLEdit',
IntToStr(Ord(MaximizeSQLEdit)));
AddParam(OptionGroup, 'ShowMouseCursorToolbarGroup',
IntToStr(Ord(ShowMouseCursorToolbarGroup)));
AddParam(OptionGroup, 'ShowTextSearchDetails',
IntToStr(Ord(ShowTextSearchDetails)));
AddParam(OptionGroup, 'SQLEditMaximizedRSTabSheetHeight',
IntToStr(SQLEditMaximizedRSTabSheetHeight));
AddParam(OptionGroup, 'SQLEditMaximizedScriptTabSheetHeight',
IntToStr(SQLEditMaximizedScriptTabSheetHeight));
AddParam(OptionGroup, 'ShowAdvancedToolbar',
IntToStr(Ord(ShowAdvancedToolbar)));
//Show Quickstart only once
if (ShowQuickStart) then
ShowQuickStart := False;
AddParam(OptionGroup, 'ShowQuickStart',
IntToStr(Ord(ShowQuickStart)));
AddParam(OptionGroup, 'ShowDragTargetWindowOnAltPressedOnly',
IntToStr(Ord(ShowDragTargetWindowOnAltPressedOnly)));
AddParam(OptionGroup, 'ShowFieldOverlayImages',
IntToStr(Ord(ShowFieldOverlayImages)));
//-----------------------------------------------
//Create Option Group
OptionGroup := TMYX_OPTION_GROUP.create('Query');
Options.option_groups.Add(OptionGroup);
AddParam(OptionGroup, 'EnforceEditableQueries',
IntToStr(Ord(EnforceEditableQueries)));
AddParam(OptionGroup, 'OpenExportedResultset',
IntToStr(Ord(OpenExportedResultset)));
AddParam(OptionGroup, 'FriendlyLineBreaks',
IntToStr(Ord(FriendlyLineBreaks)));
AddParam(OptionGroup, 'FriendlyLineBreaksLF', FriendlyLineBreaksLF);
AddParam(OptionGroup, 'FriendlyLineBreaksCR', FriendlyLineBreaksCR);
AddParam(OptionGroup, 'CreateWindowsStyleLineBreaks',
IntToStr(Ord(CreateWindowsStyleLineBreaks)));
AddParam(OptionGroup, 'AlignNumericColsRight',
IntToStr(Ord(AlignNumericColsRight)));
//-----------------------------------------------
//Create Option Group
OptionGroup := TMYX_OPTION_GROUP.create('Various');
Options.option_groups.Add(OptionGroup);
AddParam(OptionGroup, 'AssociateFileExtensions',
IntToStr(Ord(AssociateFileExtensions)));
AddParam(OptionGroup, 'GlobalParametersAsStrings',
GlobalParametersAsStrings);
//-----------------------------------------------
//Create Option Group
OptionGroup := TMYX_OPTION_GROUP.create('WindowPos');
Options.option_groups.Add(OptionGroup);
//Store all window positions
for i := 0 to WindowPosList.Count - 1 do
AddParam(OptionGroup, WindowPosList[i],
TMyxWindowPos(WindowPosList.Objects[i]).AsWideString);
// Convert all options (stored only in the list) to the needed name-value-pairs.
// TODO: Once everything works via the list this will be the main save method.
StoreListOptions(Options.option_groups);
//-----------------------------------------------
//Store Options to file
myx_store_application_options(Options.get_record_pointer,
MYXCommonOptions.UserDataDir + 'mysqlqb_options.xml');
finally
Options.Free;
end;
end;
end.
|
