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UnitMain.pas
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UnitMain.pas
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unit UnitMain;
interface
uses
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls,
Data.Bind.Components, Vcl.WinXCtrls, Vcl.ExtCtrls,
System.UITypes, CommCtrl, System.IOUtils, System.Generics.Collections, System.Threading,
System.NetEncoding,
Vcl.Menus, Clipbrd, Vcl.ControlList, Vcl.ComCtrls, GraphUtil, superobject, Generics.Collections,
LibChatLLM, Vcl.WinXPanels, Winapi.WebView2, Winapi.ActiveX, Vcl.Edge,
MarkdownProcessor, System.Actions, Vcl.ActnList, UnitTools;
type
TEdgeBrowserUpdater = class(TComponent)
private
FView: TEdgeBrowser;
FFifo: TQueue<TCallJs>;
FTimer: TTimer;
FHtml: string;
FHtmlPending: Boolean;
procedure BrowserNavCompleted(Sender: TCustomEdgeBrowser; IsSuccess: Boolean; WebErrorStatus: COREWEBVIEW2_WEB_ERROR_STATUS);
procedure ScriptExecuted(Sender: TCustomEdgeBrowser; AResult: HResult; const AResultObjectAsJson: string);
procedure SetBrowser(const Value: TEdgeBrowser; InitialURL: string = 'about:blank');
procedure DoCall;
procedure CallJS(FunName, Param: string); overload;
procedure CallJS(FunName: string); overload;
procedure TimerTimer(Sender: TObject);
function GetBusy: Boolean;
public
constructor Create(AOwner: TComponent; View: TEdgeBrowser; InitialURL: string = 'about:blank'); reintroduce; overload;
procedure ClearContentAll;
procedure SetContentAll(Content: string);
procedure SetPage(const html: string);
destructor Destroy; override;
property Browser: TEdgeBrowser read FView;
property Busy: Boolean read GetBusy;
end;
TMainForm = class(TForm, IWritingToolsUI)
TrayIcon1: TTrayIcon;
Panel2: TPanel;
EditCustomPrompt: TEdit;
Panel1: TPanel;
LabelStatus: TLabel;
PopupMenu1: TPopupMenu;
Exit1: TMenuItem;
Show1: TMenuItem;
CardPanel: TCardPanel;
Card1: TCard;
Card2: TCard;
GridActions: TGridPanel;
About1: TMenuItem;
N1: TMenuItem;
Card3: TCard;
Card4: TCard;
ActivityIndicator: TProgressBar;
BrowserForShow: TEdgeBrowser;
ActionList1: TActionList;
ActionAbortGeneration: TAction;
ActionHide: TAction;
BrowserForChat: TEdgeBrowser;
ButtonClear: TButton;
procedure Exit1Click(Sender: TObject);
procedure Hide1Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure FormPaint(Sender: TObject);
procedure Show1Click(Sender: TObject);
procedure About1Click(Sender: TObject);
procedure ActionAbortGenerationExecute(Sender: TObject);
procedure ActionHideExecute(Sender: TObject);
private
FWritingTools: TWritingTools;
FUpdaterShow: TEdgeBrowserUpdater;
FUpdaterChat: TEdgeBrowserUpdater;
procedure ActionButtonClick(Sender: TObject);
procedure WMHotKey(var Msg: TWMHotKey); message WM_HOTKEY;
procedure ShowPage(Id: Integer);
procedure UpdateAIMemo(L: string);
procedure ShowStatus(Msg: string);
procedure LLMStateChanged(Sender: TObject; ABusy: Boolean);
procedure LLMLoaded;
private
procedure ShowChat;
public
end;
var
MainForm: TMainForm;
implementation
{$R *.dfm}
{ TMainForm }
procedure TMainForm.About1Click(Sender: TObject);
begin
FWritingTools.About;
end;
procedure TMainForm.ActionAbortGenerationExecute(Sender: TObject);
begin
FWritingTools.AbortGeneration;
end;
procedure TMainForm.ActionButtonClick(Sender: TObject);
begin
if not (Sender is TButton) then Exit;
FWritingTools.DoAction((Sender as TButton).Tag);
end;
procedure TMainForm.ActionHideExecute(Sender: TObject);
begin
FUpdaterShow.SetPage('<html></html>');
Hide;
end;
procedure TMainForm.Exit1Click(Sender: TObject);
begin
Close;
end;
procedure TMainForm.FormCreate(Sender: TObject);
var
Profile: TWritingProfile;
begin
var FN := ExtractFilePath(Application.ExeName) + 'profile.json';
if ParamCount() > 1 then FN := ParamStr(1);
if not FileExists(FN) then
begin
MessageDlg(Format('profile.json not found: %s', [FN]), TMsgDlgType.mtError, [mbOK], -1);
Application.Terminate;
Exit;
end;
FUpdaterShow := TEdgeBrowserUpdater.Create(Self, BrowserForShow);
FUpdaterChat := TEdgeBrowserUpdater.Create(Self, BrowserForChat);
CardPanel.ActiveCardIndex := CARD_MAIN;
FWritingTools := TWritingTools.Create(Self, Self, FN);
FWritingTools.EditCustomPrompt := EditCustomPrompt;
EditCustomPrompt.OnKeyPress := FWritingTools.EditCustomPromptKeyPress;
ButtonClear.OnClick := FWritingTools.ButtonClearClick;
Profile := FWritingTools.Profile;
var RowsNum := (Profile.ActionNumber + 1) div 2;
GridActions.RowCollection.Clear;
for var I := 0 to RowsNum - 1 do
begin
GridActions.RowCollection.Add;
end;
for var I := 0 to RowsNum - 1 do
begin
GridActions.RowCollection.Items[I].SizeStyle := ssPercent;
GridActions.RowCollection.Items[I].Value := 100 / RowsNum;
end;
for var I := 0 to Profile.ActionNumber - 1 do
begin
var B := TButton.Create(GridActions);
B.Parent := GridActions;
B.Tag := I;
B.Align := alClient;
var C := Profile.Action[I].Name;
if Profile.Action[I].Shortcut <> Chr(0) then
C := C + Format(' (&%s)', [Profile.Action[I].Shortcut]);
B.Caption := C;
B.OnClick := ActionButtonClick;
end;
LabelStatus.Caption := 'loading LLMs';
FWritingTools.Startup;
end;
procedure TMainForm.FormDestroy(Sender: TObject);
begin
FWritingTools.Free;
end;
procedure TMainForm.FormPaint(Sender: TObject);
Var
R: TRect;
begin
SetRect(R, 0, 0, Width, Height);
GradientFillCanvas(Canvas,
FWritingTools.Profile.UIConfig.Background.Color1,
FWritingTools.Profile.UIConfig.Background.Color2, R, gdVertical);
end;
procedure TMainForm.Hide1Click(Sender: TObject);
begin
Visible:= False;
end;
procedure TMainForm.LLMLoaded;
begin
Enabled := True;
ActivityIndicator.Visible := False;
end;
procedure TMainForm.LLMStateChanged(Sender: TObject; ABusy: Boolean);
begin
ActivityIndicator.Visible := ABusy;
ButtonClear.Enabled := not ABusy;
end;
procedure TMainForm.Show1Click(Sender: TObject);
begin
Show;
end;
procedure TMainForm.ShowChat;
begin
FUpdaterChat.SetPage(FWritingTools.RenderChat);
end;
procedure TMainForm.ShowPage(Id: Integer);
begin
if CardPanel.ActiveCardIndex <> Id then
begin
CardPanel.ActiveCardIndex := Id;
if Id = CARD_SHOW then
begin
//FUpdaterShow.CallJS('clearContentAll', '');
FUpdaterShow.SetPage('<html></html>');
end;
end;
ButtonClear.Visible := Id = CARD_CHAT;
end;
procedure TMainForm.ShowStatus(Msg: string);
begin
LabelStatus.Caption := Msg;
end;
procedure TMainForm.UpdateAIMemo(L: string);
begin
FUpdaterShow.SetPage(L);
end;
procedure TMainForm.WMHotKey(var Msg: TWMHotKey);
begin
FWritingTools.UserHotkey;
end;
{ TEdgeBrowserUpdater }
procedure TEdgeBrowserUpdater.CallJS(FunName, Param: string);
var
Call: TCallJs;
begin
Call.ParamNum := 1;
Call.FunName := FunName;
Call.Param := TNetEncoding.Base64.Encode(Param);
FFifo.Enqueue(Call);
DoCall;
end;
procedure TEdgeBrowserUpdater.CallJS(FunName: string);
var
Call: TCallJs;
begin
Call.ParamNum := 0;
Call.FunName := FunName;
FFifo.Enqueue(Call);
DoCall;
end;
procedure TEdgeBrowserUpdater.ClearContentAll;
begin
CallJS('clearContentAll');
end;
constructor TEdgeBrowserUpdater.Create(AOwner: TComponent; View: TEdgeBrowser; InitialURL: string);
begin
inherited Create(AOwner);
FTimer := TTimer.Create(Self);
FTimer.Enabled := False;
FTimer.Interval := 1;
FTimer.OnTimer := TimerTimer;
FFifo := TQueue<TCallJs>.Create;
SetBrowser(View, InitialURL);
end;
destructor TEdgeBrowserUpdater.Destroy;
begin
FFifo.Free;
inherited;
end;
procedure TEdgeBrowserUpdater.DoCall;
var
S: string;
begin
if Busy then Exit;
if FFifo.IsEmpty then Exit;
var call := FFifo.Dequeue;
case call.ParamNum of
-1: begin
FView.OnNavigationCompleted := BrowserNavCompleted;
FView.NavigateToString(call.Param);
end;
0: begin
S := Format('%s();', [call.FunName]);
FView.OnExecuteScript := ScriptExecuted;
FView.ExecuteScript(S);
end;
1: begin
S := Format('%s("%s");', [call.FunName, call.Param]);
FView.OnExecuteScript := ScriptExecuted;
FView.ExecuteScript(S);
end
end;
end;
function TEdgeBrowserUpdater.GetBusy: Boolean;
begin
Result := Assigned(FView.OnExecuteScript) or Assigned(FView.OnNavigationCompleted);
end;
procedure TEdgeBrowserUpdater.BrowserNavCompleted(Sender: TCustomEdgeBrowser;
IsSuccess: Boolean; WebErrorStatus: COREWEBVIEW2_WEB_ERROR_STATUS);
begin
FView.OnNavigationCompleted := nil;
if FHtmlPending then
begin
FHtmlPending := False;
FView.OnNavigationCompleted := BrowserNavCompleted;
FView.NavigateToString(FHtml);
Exit;
end;
FTimer.Enabled := True;
end;
procedure TEdgeBrowserUpdater.ScriptExecuted(Sender: TCustomEdgeBrowser;
AResult: HResult; const AResultObjectAsJson: string);
begin
FView.OnExecuteScript := nil;
FTimer.Enabled := True;
end;
procedure TEdgeBrowserUpdater.SetBrowser(const Value: TEdgeBrowser; InitialURL: string);
begin
FView := Value;
if not Assigned(FView) then Exit;
FView.OnNavigationCompleted := BrowserNavCompleted;
FView.Navigate(InitialURL);
end;
procedure TEdgeBrowserUpdater.SetContentAll(Content: string);
begin
CallJS('setContentAll', Content);
end;
procedure TEdgeBrowserUpdater.SetPage(const html: string);
begin
if Assigned(FView.OnNavigationCompleted) then
begin
FHtmlPending := True;
FHtml := html;
Exit;
end;
FView.OnNavigationCompleted := BrowserNavCompleted;
FView.NavigateToString(html);
end;
procedure TEdgeBrowserUpdater.TimerTimer(Sender: TObject);
begin
FTimer.Enabled := False;
DoCall;
end;
end.