Debugger: Inspect/Evaluate windows, when opened from watches or each-other transfer settings for eval-flags and converter

debugger/evaluatedlg.pp

@@ -49,7 +49,7 @@ uses
   LazarusIDEStrConsts, BaseDebugManager, InputHistory, IDEProcs, Debugger,
   IdeDebuggerWatchResPrinter, IdeDebuggerWatchResult, IdeDebuggerOpts,
   IdeDebuggerFpDbgValueConv, WatchInspectToolbar, DebuggerDlg, DebuggerStrConst,
-  IdeDebuggerStringConstants, EnvironmentOpts;
+  IdeDebuggerStringConstants, IdeDebuggerBase, EnvironmentOpts;
 
 type
 
@@ -87,7 +87,7 @@ type
   public
     constructor Create(TheOwner: TComponent); override;
     destructor Destroy; override;
-    procedure Execute(const AExpression: String);
+    procedure Execute(const AExpression: String; AWatch: TWatch = nil);
     property EvalExpression: string read GetEvalExpression write SetEvalExpression;
   end;
 
@@ -161,9 +161,12 @@ begin
   inherited Destroy;
 end;
 
-procedure TEvaluateDlg.Execute(const AExpression: String);
+procedure TEvaluateDlg.Execute(const AExpression: String; AWatch: TWatch);
 begin
-  SetEvalExpression(AExpression);
+  if AWatch <> nil then
+    WatchInspectNav1.ReadFromWatch(AWatch, AExpression)
+  else
+    SetEvalExpression(AExpression);
 end;
 
 procedure TEvaluateDlg.DoAddWatch(Sender: TObject);
@@ -288,8 +291,13 @@ begin
 end;
 
 procedure TEvaluateDlg.DoAddInspect(Sender: TObject);
+var
+  w: TIdeWatch;
 begin
-  DebugBoss.Inspect(WatchInspectNav1.Expression);
+  w := nil;
+  if WatchInspectNav1.CurrentWatchValue <> nil then
+    w := WatchInspectNav1.CurrentWatchValue.Watch;
+  DebugBoss.Inspect(WatchInspectNav1.Expression, w);
 end;
 
 procedure TEvaluateDlg.SetEvalExpression(const NewExpression: string);

debugger/inspectdlg.pas

@@ -127,7 +127,7 @@ type
   public
     constructor Create(AOwner: TComponent); override;
     destructor Destroy; override;
-    procedure Execute(const AExpression: ansistring);
+    procedure Execute(const AExpression: ansistring; AWatch: TWatch = nil);
   end;
 
 implementation
@@ -1164,9 +1164,12 @@ begin
 
 end;
 
-procedure TIDEInspectDlg.Execute(const AExpression: ansistring);
+procedure TIDEInspectDlg.Execute(const AExpression: ansistring; AWatch: TWatch);
 begin
-  WatchInspectNav1.Execute(AExpression);
+  if AWatch <> nil then
+    WatchInspectNav1.ReadFromWatch(AWatch, AExpression)
+  else
+    WatchInspectNav1.Execute(AExpression);
 end;
 
 procedure TIDEInspectDlg.DoWatchUpdated(const ASender: TIdeWatches;
@@ -1318,8 +1321,13 @@ begin
 end;
 
 procedure TIDEInspectDlg.DoAddEval(Sender: TObject);
+var
+  w: TIdeWatch;
 begin
-  DebugBoss.EvaluateModify(WatchInspectNav1.Expression);
+  w := nil;
+  if WatchInspectNav1.CurrentWatchValue <> nil then
+    w := WatchInspectNav1.CurrentWatchValue.Watch;
+  DebugBoss.EvaluateModify(WatchInspectNav1.Expression, w);
 end;
 
 procedure TIDEInspectDlg.DoAddWatch(Sender: TObject);

debugger/watchesdlg.pp

@@ -750,7 +750,7 @@ var
 begin
   CurWatch := GetSelected;
   if CurWatch <> nil then
-    DebugBoss.EvaluateModify(CurWatch.Expression);
+    DebugBoss.EvaluateModify(CurWatch.Expression, CurWatch);
 end;
 
 procedure TWatchesDlg.actInspectExecute(Sender: TObject);
@@ -759,7 +759,7 @@ var
 begin
   CurWatch := GetSelected;
   if CurWatch <> nil then
-    DebugBoss.Inspect(CurWatch.Expression);
+    DebugBoss.Inspect(CurWatch.Expression, CurWatch);
 end;
 
 procedure TWatchesDlg.actDisableSelectedExecute(Sender: TObject);

ide/basedebugmanager.pas

@@ -52,7 +52,8 @@ uses
   LazDebuggerIntf,
   IdeDebuggerOpts,
   // IDE
-  Debugger, SourceMarks, Project, ProjectDefs, LazarusIDEStrConsts;
+  Debugger, IdeDebuggerBase, SourceMarks, Project, ProjectDefs,
+  LazarusIDEStrConsts;
 
 type
   TDebugDialogType = (
@@ -188,8 +189,8 @@ type
                              out Filename: string; AskUserIfNotFound: Boolean): Boolean; virtual; abstract;
     function GetFullFilename(var Filename: string; AskUserIfNotFound: Boolean): Boolean; virtual; abstract;
 
-    procedure EvaluateModify(const AExpression: String); virtual; abstract;
+    procedure EvaluateModify(const AExpression: String; AWatch: TWatch = nil); virtual; abstract;
-    procedure Inspect(const AExpression: String); virtual; abstract;
+    procedure Inspect(const AExpression: String; AWatch: TWatch = nil); virtual; abstract;
 
     function DoCreateBreakPoint(const AFilename: string; ALine: integer;
                                 WarnIfNoDebugger: boolean): TModalResult; virtual; abstract;
@@ -213,8 +214,11 @@ type
     procedure CreateDebugDialog(Sender: TObject; aFormName: string;
                           var AForm: TCustomForm; DoDisableAutoSizing: boolean); virtual; abstract;
     procedure ViewDebugDialog(const ADialogType: TDebugDialogType;
-                              BringToFront: Boolean = True; Show: Boolean = true;
+                              BringToFront: Boolean = true;
-                              DoDisableAutoSizing: boolean = false); virtual; abstract;
+                              Show: Boolean = true;
+                              DoDisableAutoSizing: boolean = false;
+                              InitFromSourceEdit: boolean = True
+                             ); virtual; abstract;
     procedure ViewDisassembler(AnAddr: TDBGPtr;
                               BringToFront: Boolean = True; Show: Boolean = true;
                               DoDisableAutoSizing: boolean = false); virtual; abstract;

ide/debugmanager.pas

@@ -58,9 +58,9 @@ uses
   BreakPointsdlg, BreakPropertyDlg, LocalsDlg, WatchPropertyDlg, CallStackDlg,
   EvaluateDlg, RegistersDlg, AssemblerDlg, DebugOutputForm, ExceptionDlg,
   InspectDlg, DebugEventsForm, PseudoTerminalDlg, FeedbackDlg, ThreadDlg,
-  HistoryDlg, ProcessDebugger, DbgIntfBaseTypes, DbgIntfDebuggerBase,
+  HistoryDlg, ProcessDebugger, IdeDebuggerBase, DbgIntfBaseTypes,
-  DbgIntfMiscClasses, DbgIntfPseudoTerminal, LazDebuggerIntf,
+  DbgIntfDebuggerBase, DbgIntfMiscClasses, DbgIntfPseudoTerminal,
-  LazDebuggerIntfBaseTypes, BaseDebugManager;
+  LazDebuggerIntf, LazDebuggerIntfBaseTypes, BaseDebugManager;
 
 
 type
@@ -253,8 +253,8 @@ type
                       EvalFlags: TWatcheEvaluateFlags = []): Boolean; override;
     function Modify(const AExpression, ANewValue: String): Boolean; override;
 
-    procedure EvaluateModify(const AExpression: String); override;
+    procedure EvaluateModify(const AExpression: String; AWatch: TWatch = nil); override;
-    procedure Inspect(const AExpression: String); override;
+    procedure Inspect(const AExpression: String; AWatch: TWatch = nil); override;
 
     function GetFullFilename(const AUnitinfo: TDebuggerUnitInfo; out Filename: string;
                              AskUserIfNotFound: Boolean): Boolean; override;
@@ -282,7 +282,12 @@ type
     // Dialog routines
     procedure CreateDebugDialog(Sender: TObject; aFormName: string;
                           var AForm: TCustomForm; DoDisableAutoSizing: boolean); override;
-    procedure ViewDebugDialog(const ADialogType: TDebugDialogType; BringToFront: Boolean = true; Show: Boolean = true; DoDisableAutoSizing: boolean = false); override;
+    procedure ViewDebugDialog(const ADialogType: TDebugDialogType;
+                              BringToFront: Boolean = true;
+                              Show: Boolean = true;
+                              DoDisableAutoSizing: boolean = false;
+                              InitFromSourceEdit: boolean = True
+                              ); override;
     procedure ViewDisassembler(AnAddr: TDBGPtr;
                               BringToFront: Boolean = True; Show: Boolean = true;
                               DoDisableAutoSizing: boolean = false); override;
@@ -1658,7 +1663,8 @@ begin
 end;
 
 procedure TDebugManager.ViewDebugDialog(const ADialogType: TDebugDialogType;
-  BringToFront: Boolean; Show: Boolean; DoDisableAutoSizing: boolean);
+  BringToFront: Boolean; Show: Boolean; DoDisableAutoSizing: boolean;
+  InitFromSourceEdit: boolean);
 const
   DEBUGDIALOGCLASS: array[TDebugDialogType] of TDebuggerDlgClass = (
     TDbgOutputForm, TDbgEventsForm, TBreakPointsDlg, TWatchesDlg, TLocalsDlg,
@@ -1711,19 +1717,21 @@ begin
     then begin
       TAssemblerDlg(CurDialog).SetLocation(FDebugger, FCurrentLocation.Address);
     end;
-    if (CurDialog is TIDEInspectDlg) and (SourceEditorManager.GetActiveSE <> nil)
+    if InitFromSourceEdit then begin
-    then begin
+      if (CurDialog is TIDEInspectDlg) and (SourceEditorManager.GetActiveSE <> nil)
-      if SourceEditorManager.GetActiveSE.SelectionAvailable then
+      then begin
-        TIDEInspectDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.Selection)
+        if SourceEditorManager.GetActiveSE.SelectionAvailable then
-      else
+          TIDEInspectDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.Selection)
-        TIDEInspectDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.GetOperandAtCurrentCaret);
+        else
-    end;
+          TIDEInspectDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.GetOperandAtCurrentCaret);
-    if (CurDialog is TEvaluateDlg) and (SourceEditorManager.GetActiveSE <> nil)
+      end;
-    then begin
+      if (CurDialog is TEvaluateDlg) and (SourceEditorManager.GetActiveSE <> nil)
-      if SourceEditorManager.GetActiveSE.SelectionAvailable then
+      then begin
-        TEvaluateDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.Selection)
+        if SourceEditorManager.GetActiveSE.SelectionAvailable then
-      else
+          TEvaluateDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.Selection)
-        TEvaluateDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.GetOperandAtCurrentCaret);
+        else
+          TEvaluateDlg(CurDialog).Execute(SourceEditorManager.GetActiveSE.GetOperandAtCurrentCaret);
+      end;
     end;
   end;
   if not DoDisableAutoSizing then
@@ -3011,21 +3019,22 @@ begin
         and FDebugger.Modify(AExpression, ANewValue);
 end;
 
-procedure TDebugManager.EvaluateModify(const AExpression: String);
+procedure TDebugManager.EvaluateModify(const AExpression: String; AWatch: TWatch
+  );
 begin
   if Destroying then Exit;
-  ViewDebugDialog(ddtEvaluate);
+  ViewDebugDialog(ddtEvaluate, True, True, False, False);
   if FDialogs[ddtEvaluate] <> nil then
-    TEvaluateDlg(FDialogs[ddtEvaluate]).EvalExpression := AExpression;
+    TEvaluateDlg(FDialogs[ddtEvaluate]).Execute(AExpression, AWatch);
 end;
 
-procedure TDebugManager.Inspect(const AExpression: String);
+procedure TDebugManager.Inspect(const AExpression: String; AWatch: TWatch);
 begin
   if Destroying then Exit;
-  ViewDebugDialog(ddtInspect); // TODO: If not yet open, this will get Expression from SourceEdit, and trigger uneeded eval.
+  ViewDebugDialog(ddtInspect, True, True, False, False);
   if FDialogs[ddtInspect] <> nil then
   begin
-    TIDEInspectDlg(FDialogs[ddtInspect]).Execute(AExpression);
+    TIDEInspectDlg(FDialogs[ddtInspect]).Execute(AExpression, AWatch);
   end;
 end;
 

ide/packages/idedebugger/frames/watchinspecttoolbar.pas

@@ -8,7 +8,7 @@ uses
   Classes, SysUtils, Forms, Controls, ComCtrls, Buttons, StdCtrls, ExtCtrls,
   Menus, LCLType, SpinEx, IDEImagesIntf, LazUTF8, LazClasses, LazDebuggerIntf,
   IdeDebuggerStringConstants, ArrayNavigationFrame, IdeDebuggerOpts, Debugger,
-  IdeDebuggerFpDbgValueConv;
+  IdeDebuggerFpDbgValueConv, IdeDebuggerBase;
 
 type
 
@@ -92,6 +92,8 @@ type
     FThreadsMonitor:   TIdeThreadsMonitor;
     FCallStackMonitor: TIdeCallStackMonitor;
     FInspectWatches: TCurrentWatches;
+    FUpdateCount: Integer;
+    FExecAfterUpdate: Boolean;
 
     procedure ArrayNavSizeChanged(Sender: TObject);
     procedure DoDbpConvMenuClicked(Sender: TObject);
@@ -124,7 +126,12 @@ type
                    ADefaultEvalOpts: TWatcheEvaluateFlags
     );
 
+    procedure BeginUpdate;
+    procedure EndUpdate;
+
     procedure InitWatch(AWatch: TIdeWatch);
+    procedure ReadFromWatch(AWatch: TWatch; AlternateExpression: String = '');
+
     procedure Execute(const AnExpression: ansistring; ASkipHistory: Boolean = False);
     procedure UpdateData(AForceClear: Boolean = False);// context changed instead
     procedure DoContextChanged;
@@ -616,6 +623,21 @@ begin
   FDefaultEvalOpts := ADefaultEvalOpts;
 end;
 
+procedure TWatchInspectNav.BeginUpdate;
+begin
+  if FUpdateCount = 0 then
+    FExecAfterUpdate := False;
+  inc(FUpdateCount);
+end;
+
+procedure TWatchInspectNav.EndUpdate;
+begin
+  if FUpdateCount > 0 then
+    dec(FUpdateCount);
+  if (FUpdateCount = 0) and FExecAfterUpdate then
+    UpdateData(True);
+end;
+
 procedure TWatchInspectNav.InitWatch(AWatch: TIdeWatch);
 var
   Opts: TWatcheEvaluateFlags;
@@ -640,6 +662,46 @@ begin
   AWatch.FpDbgConverter := Conv;
 end;
 
+procedure TWatchInspectNav.ReadFromWatch(AWatch: TWatch;
+  AlternateExpression: String);
+var
+  i: Integer;
+begin
+  BeginUpdate;
+  try
+
+    btnUseInstance.Down := defClassAutoCast in AWatch.EvaluateFlags;
+    btnFunctionEval.Down := defAllowFunctionCall in AWatch.EvaluateFlags;
+
+    if defSkipValConv in AWatch.EvaluateFlags then begin
+      if popConverter.Items.Count > 1 then
+        popConverter.Items[1].Click;
+    end
+    else if AWatch.FpDbgConverter = nil then begin
+      if popConverter.Items.Count > 0 then
+        popConverter.Items[0].Click;
+    end
+    else begin
+      i := DebuggerOptions.FpDbgConverterConfig.Count - 1;
+      while i >= 0 do begin
+        if DebuggerOptions.FpDbgConverterConfig.IdeItems[i] = AWatch.FpDbgConverter then begin
+          if popConverter.Items.Count > i+2 then
+            popConverter.Items[i+2].Click;
+          break;
+        end;
+        dec(i);
+      end;
+    end;
+
+    if AlternateExpression <> '' then
+      Execute(AlternateExpression)
+    else
+      Execute(AWatch.Expression);
+  finally
+    EndUpdate;
+  end;
+end;
+
 procedure TWatchInspectNav.Execute(const AnExpression: ansistring;
   ASkipHistory: Boolean);
 begin
@@ -709,6 +771,12 @@ var
   expr: String;
   Conv: TIdeFpDbgConverterConfig;
 begin
+  if FUpdateCount > 0 then begin
+    FExecAfterUpdate := True;
+    exit;
+  end;
+  FExecAfterUpdate := False;
+
   if AForceClear then
     FInspectWatches.Clear;