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			19 KiB
		
	
	
	
		
			ObjectPascal
		
	
	
	
	
	
			
		
		
	
	
			539 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			ObjectPascal
		
	
	
	
	
	
{ $Id$ }
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{                    ----------------------------------------
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                       DebuggerDlg.pp  -  Base class for all
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                         debugger related forms
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                     ----------------------------------------
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 @created(Wed Mar 16st WET 2001)
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 @lastmod($Date$)
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 @author(Marc Weustink <marc@@dommelstein.net>)
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 This unit contains the base class for all debugger related dialogs.
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 All common info needed for the IDE is found in this class
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 ***************************************************************************
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 *                                                                         *
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 *   This source is free software; you can redistribute it and/or modify   *
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 *   it under the terms of the GNU General Public License as published by  *
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 *   the Free Software Foundation; either version 2 of the License, or     *
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 *   (at your option) any later version.                                   *
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 *                                                                         *
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 *   This code is distributed in the hope that it will be useful, but      *
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 *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
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 *   General Public License for more details.                              *
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 *                                                                         *
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 *   A copy of the GNU General Public License is available on the World    *
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 *   Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also      *
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 *   obtain it by writing to the Free Software Foundation,                 *
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 *   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA.   *
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 *                                                                         *
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 ***************************************************************************
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}
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unit DebuggerDlg;
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{$mode objfpc}{$H+}
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interface
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uses
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  Classes, Forms, Controls, IDEProcs, LazFileUtils, LCLProc, LazLoggerBase, Debugger,
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  IDEImagesIntf, MainIntf, EditorOptions, IDECommands, DbgIntfDebuggerBase,
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  DbgIntfMiscClasses, BaseDebugManager;
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type
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  { TDebuggerDlg }
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  TDebuggerDlg = class(TForm)
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  private
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    FUpdateCount: integer;
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  protected
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    procedure FormKeyDown(Sender: TObject; var Key: Word; Shift: TShiftState);
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    procedure DoClose(var CloseAction: TCloseAction); override;
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    procedure DoBeginUpdate; virtual;
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    procedure DoEndUpdate; virtual;
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  public
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    procedure BeginUpdate;
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    procedure EndUpdate;
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    function UpdateCount: integer;
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    function IsUpdating: Boolean;
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  private (* provide some common properties *)
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    FSnapshotManager: TSnapshotManager;
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    FSnapshotNotification: TSnapshotNotification;
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    FThreadsMonitor: TIdeThreadsMonitor;
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    FThreadsNotification: TThreadsNotification;
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    FCallStackMonitor: TIdeCallStackMonitor;
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    FCallStackNotification: TCallStackNotification;
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    FLocalsMonitor: TIdeLocalsMonitor;
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    FLocalsNotification: TLocalsNotification;
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    FWatchesMonitor: TIdeWatchesMonitor;
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    FWatchesNotification: TWatchesNotification;
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    FRegistersMonitor: TIdeRegistersMonitor;
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    FRegistersNotification: TRegistersNotification;
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    FBreakPoints: TIDEBreakPoints;
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    FBreakpointsNotification: TIDEBreakPointsNotification;
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    function  GetSnapshotNotification: TSnapshotNotification;
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    function  GetThreadsNotification: TThreadsNotification;
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    function  GetCallStackNotification: TCallStackNotification;
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    function  GetLocalsNotification: TLocalsNotification;
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    function  GetWatchesNotification: TWatchesNotification;
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    function  GetRegistersNotification: TRegistersNotification;
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    function  GetBreakpointsNotification: TIDEBreakPointsNotification;
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    procedure SetSnapshotManager(const AValue: TSnapshotManager);
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    procedure SetThreadsMonitor(const AValue: TIdeThreadsMonitor);
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    procedure SetCallStackMonitor(const AValue: TIdeCallStackMonitor);
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    procedure SetLocalsMonitor(const AValue: TIdeLocalsMonitor);
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    procedure SetWatchesMonitor(const AValue: TIdeWatchesMonitor);
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    procedure SetRegistersMonitor(AValue: TIdeRegistersMonitor);
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    procedure SetBreakPoints(const AValue: TIDEBreakPoints);
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  protected
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    procedure JumpToUnitSource(AnUnitInfo: TDebuggerUnitInfo; ALine: Integer);
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    procedure DoWatchesChanged; virtual; // called if the WatchesMonitor object was changed
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    procedure DoRegistersChanged; virtual; // called if the WatchesMonitor object was changed
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    procedure DoBreakPointsChanged; virtual; // called if the BreakPoint(Monitor) object was changed
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    function GetBreakPointImageIndex(ABreakPoint: TIDEBreakPoint; AIsCurLine: Boolean = False): Integer;
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    property SnapshotNotification:    TSnapshotNotification  read GetSnapshotNotification;
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    property ThreadsNotification:     TThreadsNotification   read GetThreadsNotification;
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    property CallStackNotification:   TCallStackNotification read GetCallStackNotification;
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    property LocalsNotification:      TLocalsNotification    read GetLocalsNotification;
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    property WatchesNotification:     TWatchesNotification   read GetWatchesNotification;
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    property RegistersNotification:   TRegistersNotification read GetRegistersNotification;
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    property BreakpointsNotification: TIDEBreakPointsNotification read GetBreakpointsNotification;
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  protected
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    // publish as needed
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    property SnapshotManager:  TSnapshotManager  read FSnapshotManager  write SetSnapshotManager;
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    property ThreadsMonitor:   TIdeThreadsMonitor   read FThreadsMonitor   write SetThreadsMonitor;
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    property CallStackMonitor: TIdeCallStackMonitor read FCallStackMonitor write SetCallStackMonitor;
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    property LocalsMonitor:    TIdeLocalsMonitor    read FLocalsMonitor    write SetLocalsMonitor;
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    property WatchesMonitor:   TIdeWatchesMonitor   read FWatchesMonitor   write SetWatchesMonitor;
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    property RegistersMonitor: TIdeRegistersMonitor read FRegistersMonitor write SetRegistersMonitor;
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    property BreakPoints:      TIDEBreakPoints   read FBreakPoints      write SetBreakPoints;
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  public
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    destructor  Destroy; override;
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  end;
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  TDebuggerDlgClass = class of TDebuggerDlg;
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var
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  OnProcessCommand: procedure(Sender: TObject; Command: word; var Handled: boolean) of object;
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procedure CreateDebugDialog(Sender: TObject; aFormName: string;
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                            var AForm: TCustomForm; DoDisableAutoSizing: boolean);
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implementation
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var
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  DBG_LOCATION_INFO: PLazLoggerLogGroup;
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  BrkImgIdxInitialized: Boolean;
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  ImgBreakPoints: Array [0..8] of Integer;
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procedure CreateDebugDialog(Sender: TObject; aFormName: string; var AForm: TCustomForm;
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  DoDisableAutoSizing: boolean);
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begin
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  DebugBoss.CreateDebugDialog(Sender, aFormName, AForm, DoDisableAutoSizing);
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end;
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{ TDebuggerDlg }
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procedure TDebuggerDlg.BeginUpdate;
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begin
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  Inc(FUpdateCount);
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  if FUpdateCount = 1 then DoBeginUpdate;
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end;
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procedure TDebuggerDlg.EndUpdate;
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begin
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  if FUpdateCount < 1 then RaiseException('TDebuggerDlg.EndUpdate');
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  Dec(FUpdateCount);
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  if FUpdateCount = 0 then DoEndUpdate;
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end;
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function TDebuggerDlg.UpdateCount: integer;
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begin
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  Result := FUpdateCount;
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end;
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function TDebuggerDlg.IsUpdating: Boolean;
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begin
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  Result := FUpdateCount > 0;
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end;
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function TDebuggerDlg.GetSnapshotNotification: TSnapshotNotification;
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begin
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  If FSnapshotNotification = nil then begin
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    FSnapshotNotification := TSnapshotNotification.Create;
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    FSnapshotNotification.AddReference;
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    if (FSnapshotManager <> nil)
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    then FSnapshotManager.AddNotification(FSnapshotNotification);
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  end;
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  Result := FSnapshotNotification;
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end;
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function TDebuggerDlg.GetRegistersNotification: TRegistersNotification;
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begin
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  If FRegistersNotification = nil then begin
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    FRegistersNotification := TRegistersNotification.Create;
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    FRegistersNotification.AddReference;
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    if (FRegistersMonitor <> nil)
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    then FRegistersMonitor.AddNotification(FRegistersNotification);
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  end;
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  Result := FRegistersNotification;
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end;
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function TDebuggerDlg.GetThreadsNotification: TThreadsNotification;
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begin
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  if FThreadsNotification = nil then begin
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    FThreadsNotification := TThreadsNotification.Create;
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    FThreadsNotification.AddReference;
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    if (FThreadsMonitor <> nil)
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    then FThreadsMonitor.AddNotification(FThreadsNotification);
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  end;
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  Result := FThreadsNotification;
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end;
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function TDebuggerDlg.GetCallStackNotification: TCallStackNotification;
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begin
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  if FCallStackNotification = nil then begin
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    FCallStackNotification := TCallStackNotification.Create;
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    FCallStackNotification.AddReference;
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    if (FCallStackMonitor <> nil)
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    then FCallStackMonitor.AddNotification(FCallStackNotification);
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  end;
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  Result := FCallStackNotification;
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end;
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function TDebuggerDlg.GetLocalsNotification: TLocalsNotification;
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begin
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  If FLocalsNotification = nil then begin
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    FLocalsNotification := TLocalsNotification.Create;
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    FLocalsNotification.AddReference;
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    if (FLocalsMonitor <> nil)
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    then FLocalsMonitor.AddNotification(FLocalsNotification);
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  end;
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  Result := FLocalsNotification;
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end;
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function TDebuggerDlg.GetWatchesNotification: TWatchesNotification;
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begin
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  If FWatchesNotification = nil then begin
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    FWatchesNotification := TWatchesNotification.Create;
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    FWatchesNotification.AddReference;
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    if (FWatchesMonitor <> nil)
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    then FWatchesMonitor.AddNotification(FWatchesNotification);
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  end;
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  Result := FWatchesNotification;
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end;
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function TDebuggerDlg.GetBreakpointsNotification: TIDEBreakPointsNotification;
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begin
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  If FBreakpointsNotification = nil then begin
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    FBreakpointsNotification := TIDEBreakPointsNotification.Create;
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    FBreakpointsNotification.AddReference;
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    if (FBreakPoints <> nil)
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    then FBreakPoints.AddNotification(FBreakpointsNotification);
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  end;
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  Result := FBreakpointsNotification;
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end;
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procedure TDebuggerDlg.SetRegistersMonitor(AValue: TIdeRegistersMonitor);
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begin
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  if FRegistersMonitor = AValue then exit;
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  BeginUpdate;
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  try
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    if (FRegistersMonitor <> nil) and (FRegistersNotification <> nil)
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    then FRegistersMonitor.RemoveNotification(FRegistersNotification);
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    FRegistersMonitor := AValue;
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    if (FRegistersMonitor <> nil) and (FRegistersNotification <> nil)
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    then FRegistersMonitor.AddNotification(FRegistersNotification);
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    DoRegistersChanged;
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.SetSnapshotManager(const AValue: TSnapshotManager);
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begin
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  if FSnapshotManager = AValue then exit;
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  BeginUpdate;
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  try
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    if (FSnapshotManager <> nil) and (FSnapshotNotification <> nil)
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    then FSnapshotManager.RemoveNotification(FSnapshotNotification);
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    FSnapshotManager := AValue;
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    if (FSnapshotManager <> nil) and (FSnapshotNotification <> nil)
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    then FSnapshotManager.AddNotification(FSnapshotNotification);
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    if assigned(FSnapshotNotification.OnChange) then FSnapshotNotification.OnChange(nil);
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    if assigned(FSnapshotNotification.OnCurrent) then FSnapshotNotification.OnCurrent(nil);
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.SetThreadsMonitor(const AValue: TIdeThreadsMonitor);
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begin
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  if FThreadsMonitor = AValue then exit;
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  BeginUpdate;
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  try
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    if (FThreadsMonitor <> nil) and (FThreadsNotification <> nil)
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    then FThreadsMonitor.RemoveNotification(FThreadsNotification);
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    FThreadsMonitor := AValue;
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    if (FThreadsMonitor <> nil) and (FThreadsNotification <> nil)
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    then FThreadsMonitor.AddNotification(FThreadsNotification);
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    if assigned(FThreadsNotification.OnChange) then FThreadsNotification.OnChange(nil);
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    if assigned(FThreadsNotification.OnCurrent) then FThreadsNotification.OnCurrent(nil);
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.SetCallStackMonitor(const AValue: TIdeCallStackMonitor);
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begin
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  if FCallStackMonitor = AValue then exit;
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  BeginUpdate;
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  try
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    if (FCallStackMonitor <> nil) and (FCallStackNotification <> nil)
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    then FCallStackMonitor.RemoveNotification(FCallStackNotification);
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    FCallStackMonitor := AValue;
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    if (FCallStackMonitor <> nil) and (FCallStackNotification <> nil)
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    then FCallStackMonitor.AddNotification(FCallStackNotification);
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    if assigned(FCallStackNotification.OnChange) then FCallStackNotification.OnChange(nil);
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    if assigned(FCallStackNotification.OnCurrent) then FCallStackNotification.OnCurrent(nil);
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.SetLocalsMonitor(const AValue: TIdeLocalsMonitor);
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begin
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  if FLocalsMonitor = AValue then exit;
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  BeginUpdate;
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  try
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    if (FLocalsMonitor <> nil) and (FLocalsNotification <> nil)
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    then FLocalsMonitor.RemoveNotification(FLocalsNotification);
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    FLocalsMonitor := AValue;
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    if (FLocalsMonitor <> nil) and (FLocalsNotification <> nil)
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    then FLocalsMonitor.AddNotification(FLocalsNotification);
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    if assigned(FLocalsNotification.OnChange) then FLocalsNotification.OnChange(nil);
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.SetWatchesMonitor(const AValue: TIdeWatchesMonitor);
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begin
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  if FWatchesMonitor = AValue then exit;
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  BeginUpdate;
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  try
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    if (FWatchesMonitor <> nil) and (FWatchesNotification <> nil)
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    then FWatchesMonitor.RemoveNotification(FWatchesNotification);
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    FWatchesMonitor := AValue;
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    if (FWatchesMonitor <> nil) and (FWatchesNotification <> nil)
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    then FWatchesMonitor.AddNotification(FWatchesNotification);
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    DoWatchesChanged;
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.SetBreakPoints(const AValue: TIDEBreakPoints);
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begin
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  if FBreakPoints = AValue then exit;
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  BeginUpdate;
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  try
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    if (FBreakPoints <> nil) and (FBreakpointsNotification <> nil)
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    then FBreakPoints.RemoveNotification(FBreakpointsNotification);
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    FBreakPoints := AValue;
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    if (FBreakPoints <> nil) and (FBreakpointsNotification <> nil)
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    then FBreakPoints.AddNotification(FBreakpointsNotification);
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    DoBreakPointsChanged;
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  finally
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    EndUpdate;
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  end;
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end;
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procedure TDebuggerDlg.JumpToUnitSource(AnUnitInfo: TDebuggerUnitInfo; ALine: Integer);
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var
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  Filename: String;
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  ok: Boolean;
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begin
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  if AnUnitInfo = nil then exit;
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  debugln(DBG_LOCATION_INFO, ['JumpToUnitSource AnUnitInfo=', AnUnitInfo.DebugText ]);
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  // avoid any process-messages, so this proc can not be re-entered (avoid opening one files many times)
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  DebugBoss.LockCommandProcessing;
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  try
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  (* Maybe trim the filename here and use jfDoNotExpandFilename
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     ExpandFilename works with the current IDE path, and may be wrong
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  *)
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  // TODO: better detcion of unsaved project files
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    if DebugBoss.GetFullFilename(AnUnitInfo, Filename, False) then begin
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      debugln(DBG_LOCATION_INFO, ['JumpToUnitSource Filename=', Filename]);
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      ok := false;
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      if ALine <= 0 then ALine := AnUnitInfo.SrcLine;
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      if FilenameIsAbsolute(Filename) then
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        ok := MainIDEInterface.DoJumpToSourcePosition(Filename, 0, ALine, 0,
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                                             [jfAddJumpPoint, jfFocusEditor, jfMarkLine, jfMapLineFromDebug, jfSearchVirtualFullPath]
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                                            ) = mrOK;
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      if not ok then
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        MainIDEInterface.DoJumpToSourcePosition(Filename, 0, ALine, 0,
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                                       [jfDoNotExpandFilename, jfAddJumpPoint, jfFocusEditor, jfMarkLine, jfMapLineFromDebug, jfSearchVirtualFullPath]);
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    end;
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  finally
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    DebugBoss.UnLockCommandProcessing;
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  end;
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end;
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procedure TDebuggerDlg.DoWatchesChanged;
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begin
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  //
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end;
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procedure TDebuggerDlg.DoRegistersChanged;
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begin
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  //
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end;
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procedure TDebuggerDlg.DoBreakPointsChanged;
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begin
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  //
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end;
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function TDebuggerDlg.GetBreakPointImageIndex(ABreakPoint: TIDEBreakPoint;
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  AIsCurLine: Boolean = False): Integer;
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var
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  i: Integer;
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begin
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  Result := -1;
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  if not BrkImgIdxInitialized then begin
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    ImgBreakPoints[0] := IDEImages.LoadImage(16, 'ActiveBreakPoint');  // red dot
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    ImgBreakPoints[1] := IDEImages.LoadImage(16, 'InvalidBreakPoint'); // red dot "X"
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    ImgBreakPoints[2] := IDEImages.LoadImage(16, 'UnknownBreakPoint'); // red dot "?"
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    ImgBreakPoints[3] := IDEImages.LoadImage(16, 'InactiveBreakPoint');// green dot
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    ImgBreakPoints[4] := IDEImages.LoadImage(16, 'InvalidDisabledBreakPoint');// green dot "X"
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    ImgBreakPoints[5] := IDEImages.LoadImage(16, 'UnknownDisabledBreakPoint');// green dot "?"
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    ImgBreakPoints[6] := IDEImages.LoadImage(16, 'debugger_current_line');
 | 
						|
    ImgBreakPoints[7] := IDEImages.LoadImage(16, 'debugger_current_line_breakpoint');
 | 
						|
    ImgBreakPoints[8] := IDEImages.LoadImage(16, 'debugger_current_line_disabled_breakpoint');
 | 
						|
 | 
						|
    BrkImgIdxInitialized := True;
 | 
						|
  end;
 | 
						|
 | 
						|
  if AIsCurLine
 | 
						|
  then begin
 | 
						|
    if ABreakPoint = nil
 | 
						|
    then Result := ImgBreakPoints[6]
 | 
						|
    else if ABreakPoint.Enabled
 | 
						|
    then Result := ImgBreakPoints[7]
 | 
						|
    else Result := ImgBreakPoints[8];
 | 
						|
  end
 | 
						|
  else
 | 
						|
  if (ABreakPoint <> nil)
 | 
						|
  then begin
 | 
						|
    if ABreakPoint.Enabled
 | 
						|
    then i := 0
 | 
						|
    else i := 3;
 | 
						|
    case ABreakPoint.Valid of
 | 
						|
      vsValid:   i := i + 0;
 | 
						|
      vsInvalid: i := i + 1;
 | 
						|
      vsUnknown: i := i + 2;
 | 
						|
    end;
 | 
						|
    Result := ImgBreakPoints[i];
 | 
						|
  end;
 | 
						|
end;
 | 
						|
 | 
						|
destructor TDebuggerDlg.Destroy;
 | 
						|
begin
 | 
						|
  if FSnapshotNotification <> nil then begin;
 | 
						|
    FSnapshotNotification.OnChange := nil;
 | 
						|
    FSnapshotNotification.OnCurrent := nil;
 | 
						|
  end;
 | 
						|
  SetSnapshotManager(nil);
 | 
						|
  ReleaseRefAndNil(FSnapshotNotification);
 | 
						|
 | 
						|
  if FThreadsNotification <> nil then begin;
 | 
						|
    FThreadsNotification.OnChange := nil;
 | 
						|
    FThreadsNotification.OnCurrent := nil;
 | 
						|
  end;
 | 
						|
  SetThreadsMonitor(nil);
 | 
						|
  ReleaseRefAndNil(FThreadsNotification);
 | 
						|
 | 
						|
  if FCallStackNotification <> nil then begin;
 | 
						|
    FCallStackNotification.OnChange := nil;
 | 
						|
    FCallStackNotification.OnCurrent := nil;
 | 
						|
  end;
 | 
						|
  SetCallStackMonitor(nil);
 | 
						|
  ReleaseRefAndNil(FCallStackNotification);
 | 
						|
 | 
						|
  if FLocalsNotification <> nil then begin;
 | 
						|
    FLocalsNotification.OnChange := nil;
 | 
						|
  end;
 | 
						|
  SetLocalsMonitor(nil);
 | 
						|
  ReleaseRefAndNil(FLocalsNotification);
 | 
						|
 | 
						|
  if FWatchesNotification <> nil then begin;
 | 
						|
    FWatchesNotification.OnAdd := nil;
 | 
						|
    FWatchesNotification.OnRemove := nil;
 | 
						|
    FWatchesNotification.OnUpdate := nil;
 | 
						|
  end;
 | 
						|
  SetWatchesMonitor(nil);
 | 
						|
  ReleaseRefAndNil(FWatchesNotification);
 | 
						|
 | 
						|
  if FRegistersNotification <> nil then begin;
 | 
						|
    FRegistersNotification.OnChange := nil;
 | 
						|
  end;
 | 
						|
  SetRegistersMonitor(nil);
 | 
						|
  ReleaseRefAndNil(FRegistersNotification);
 | 
						|
 | 
						|
  if FBreakpointsNotification <> nil then begin;
 | 
						|
    FBreakpointsNotification.OnAdd := nil;
 | 
						|
    FBreakpointsNotification.OnRemove := nil;
 | 
						|
    FBreakpointsNotification.OnUpdate := nil;
 | 
						|
  end;
 | 
						|
  SetBreakPoints(nil);
 | 
						|
  ReleaseRefAndNil(FBreakpointsNotification);
 | 
						|
 | 
						|
  inherited Destroy;
 | 
						|
end;
 | 
						|
 | 
						|
procedure TDebuggerDlg.FormKeyDown(Sender: TObject; var Key: Word; Shift: TShiftState);
 | 
						|
var
 | 
						|
  Command: Word;
 | 
						|
  Handled: Boolean;
 | 
						|
begin
 | 
						|
  Command := EditorOpts.KeyMap.TranslateKey(Key,Shift,TDebuggerDlg);
 | 
						|
 | 
						|
  if Assigned(OnProcessCommand) and (Command <> ecNone) and
 | 
						|
     (Command <> ecContextHelp) and(Command <> ecEditContextHelp)
 | 
						|
  then begin
 | 
						|
    Handled:=false;
 | 
						|
    OnProcessCommand(Self,Command,Handled);
 | 
						|
    Key := 0;
 | 
						|
  end;
 | 
						|
end;
 | 
						|
 | 
						|
(*
 | 
						|
procedure TDebuggerDlg.SetDebugger(const ADebugger: TDebugger);
 | 
						|
begin
 | 
						|
  FDebugger := ADebugger;
 | 
						|
end;
 | 
						|
*)
 | 
						|
procedure TDebuggerDlg.DoClose(var CloseAction: TCloseAction);
 | 
						|
begin
 | 
						|
  CloseAction := caFree; // we default to free
 | 
						|
  inherited DoClose(CloseAction);
 | 
						|
end;
 | 
						|
 | 
						|
procedure TDebuggerDlg.DoBeginUpdate;
 | 
						|
begin
 | 
						|
end;
 | 
						|
 | 
						|
procedure TDebuggerDlg.DoEndUpdate;
 | 
						|
begin
 | 
						|
end;
 | 
						|
 | 
						|
initialization
 | 
						|
  DBG_LOCATION_INFO := DebugLogger.FindOrRegisterLogGroup('DBG_LOCATION_INFO' {$IFDEF DBG_LOCATION_INFO} , True {$ENDIF} );
 | 
						|
 | 
						|
end.
 |