IdeDebugger: Breakpoint dialog, drag/drop breakpoints-groups to reorder

ide/packages/idedebugger/breakpointsdlg.pp

@@ -54,7 +54,7 @@ type
 
   { TBreakPointsDlg }
 
-  TBreakPointsDlg = class(TDebuggerDlg, IFPObserver)
+  TBreakPointsDlg = class(TBreakPointsDlgBase, IFPObserver)
     actAddSourceBP: TAction;
     actAddAddressBP: TAction;
     actAddWatchPoint: TAction;
@@ -155,7 +155,7 @@ type
     FUngroupedHeader, FAddGroupedHeader: TBreakpointGroupFrame;
     FLastTargetHeader: TBreakpointGroupFrame;
 
-    function  GetDropTargetGroup(ANode: PVirtualNode): TBreakpointGroupFrame;
+    function GetDropTargetGroup(ANode: PVirtualNode): TBreakpointGroupFrame;
     procedure DoDetermineDropMode(const P: TPoint; var HitInfo: THitInfo;
       var NodeRect: TRect; var DropMode: TDropMode);
     procedure Notification(AComponent: TComponent; Operation: TOperation); override;
@@ -188,6 +188,7 @@ type
     procedure JumpToCurrentBreakPoint;
     procedure ShowProperties;
   protected
+    procedure AcceptGroupHeaderDrop(ADroppedGroupFrame: TBreakpointGroupFrame; ATargetNode: PVirtualNode); override;
     procedure DoBreakPointsChanged; override;
     procedure DoBeginUpdate; override;
     procedure DoEndUpdate; override;
@@ -1097,6 +1098,32 @@ begin
     Result := b1.Index - b2.Index;
 end;
 
+procedure TBreakPointsDlg.AcceptGroupHeaderDrop(
+  ADroppedGroupFrame: TBreakpointGroupFrame; ATargetNode: PVirtualNode);
+var
+  TargetGroupFrame: TBreakpointGroupFrame;
+  idx: Integer;
+begin
+  TargetGroupFrame := GetDropTargetGroup(ATargetNode);
+  if (TargetGroupFrame = nil) or (TargetGroupFrame = ADroppedGroupFrame) then
+    exit;
+
+  if TargetGroupFrame.GroupKind <> bgfGroup then begin
+    ADroppedGroupFrame.BrkGroup.Index := 0;
+  end
+  else begin
+    if TargetGroupFrame.BrkGroup = nil then
+      exit;
+
+    idx := TargetGroupFrame.BrkGroup.Index;
+    if ADroppedGroupFrame.BrkGroup.Index > idx then
+      ADroppedGroupFrame.BrkGroup.Index := idx + 1
+    else
+      ADroppedGroupFrame.BrkGroup.Index := idx;
+  end;
+end;
+
+
 procedure TBreakPointsDlg.tvBreakPointsDragDrop(Sender: TBaseVirtualTree;
   Source: TObject; DataObject: IDataObject; Formats: TFormatArray;
   Shift: TShiftState; const Pt: TPoint; var Effect: LongWord; Mode: TDropMode);
@@ -1106,10 +1133,10 @@ var
   Brk: TIDEBreakPoint;
   idx: Integer;
 begin
-  TargetNd := tvBreakPoints.GetNodeAt(Pt);
-  if (TargetNd <> nil) and (Source = tvBreakPoints) and (tvBreakPoints.SelectedCount > 0) then begin
-    BeginUpdate;
-    try
+  BeginUpdate;
+  try
+    TargetNd := tvBreakPoints.GetNodeAt(Pt);
+    if (TargetNd <> nil) and (Source = tvBreakPoints) and (tvBreakPoints.SelectedCount > 0) then begin
       TargetHeader := GetDropTargetGroup(TargetNd);
       Brk := TIDEBreakPoint(tvBreakPoints.NodeItem[TargetNd]);
       if (tvBreakPoints.Header.SortColumn < 0) and (Brk <> nil) then begin
@@ -1133,9 +1160,15 @@ begin
 
       if TargetHeader <> nil then
         TargetHeader.FrameDragDrop(Sender, Source, Pt.X, Pt.Y);
-    finally
-      EndUpdate;
     end;
+
+    if (Source is TToolBar) and (TToolBar(Source).Owner is TBreakpointGroupFrame) then begin
+      AcceptGroupHeaderDrop(TBreakpointGroupFrame(TToolBar(Source).Owner), TargetNd);
+    end;
+
+    FAddGroupedHeader.Visible := False;
+  finally
+    EndUpdate;
   end;
 end;
 
@@ -1175,12 +1208,18 @@ begin
     FLastTargetHeader := nil;
   end;
 
+  if (Source is TToolBar) and (TToolBar(Source).Owner is TBreakpointGroupFrame) then begin
+    TargetHeader := GetDropTargetGroup(TargetNd);
+    Accept := (TToolBar(Source).Owner <> TargetHeader) and
+              (TargetHeader.GroupKind in [bgfGroup, bgfUngrouped]);
+  end;
 end;
 
 procedure TBreakPointsDlg.tvBreakPointsStartDrag(Sender: TObject;
   var DragObject: TDragObject);
 begin
   FAddGroupedHeader.Visible := True;
+  FDraggingGroupHeader := False;
 end;
 
 procedure TBreakPointsDlg.tvBreakPointsEndDrag(Sender, Target: TObject; X,
@@ -1192,18 +1231,20 @@ end;
 function TBreakPointsDlg.GetDropTargetGroup(ANode: PVirtualNode
   ): TBreakpointGroupFrame;
 begin
-  Result := TBreakpointGroupFrame(tvBreakPoints.NodeControl[ANode]);
+  Result := GetGroupFrame(ANode);
   if Result = nil then begin
     ANode := tvBreakPoints.NodeParent[ANode];
     if ANode <> nil then
-      Result := TBreakpointGroupFrame(tvBreakPoints.NodeControl[ANode]);
+      Result := GetGroupFrame(ANode);
   end;
 end;
 
 procedure TBreakPointsDlg.DoDetermineDropMode(const P: TPoint;
   var HitInfo: THitInfo; var NodeRect: TRect; var DropMode: TDropMode);
 begin
-  if tvBreakPoints.Header.SortColumn >= 0 then
+  if (tvBreakPoints.Header.SortColumn >= 0) or
+     (FDraggingGroupHeader)
+  then
     DropMode := dmNowhere;
 end;
 

ide/packages/idedebugger/breakprointgroupframe.lfm

@@ -23,6 +23,8 @@ object BreakpointGroupFrame: TBreakpointGroupFrame
     TabOrder = 0
     OnDragDrop = FrameDragDrop
     OnDragOver = FrameDragOver
+    OnEndDrag = ToolBar1EndDrag
+    OnStartDrag = ToolBar1StartDrag
     object StaticText1: TStaticText
       Left = 1
       Height = 16
@@ -34,6 +36,7 @@ object BreakpointGroupFrame: TBreakpointGroupFrame
       Caption = 'StaticText1'
       OnDragDrop = FrameDragDrop
       OnDragOver = FrameDragOver
+      OnMouseDown = StaticText1MouseDown
       TabOrder = 0
     end
     object StaticText2: TStaticText
@@ -47,6 +50,7 @@ object BreakpointGroupFrame: TBreakpointGroupFrame
       Caption = 'StaticText2'
       OnDragDrop = FrameDragDrop
       OnDragOver = FrameDragOver
+      OnMouseDown = StaticText1MouseDown
       TabOrder = 1
     end
   end

ide/packages/idedebugger/breakprointgroupframe.pas

@@ -7,12 +7,19 @@ interface
 uses
   Classes, SysUtils, Math, Forms, Controls, ComCtrls, StdCtrls, ExtCtrls,
   LCLType, Buttons, Graphics, Dialogs, laz.VirtualTrees, IDEImagesIntf,
-  DebuggerTreeView, Debugger, IdeDebuggerStringConstants, BaseDebugManager;
+  DebuggerTreeView, Debugger, IdeDebuggerStringConstants, BaseDebugManager,
+  DebuggerDlg;
 
 type
 
   TBreakpointGroupFrame = class;
 
+  TBreakPointsDlgBase = class(TDebuggerDlg)
+  protected
+    FDraggingGroupHeader: Boolean;
+    procedure AcceptGroupHeaderDrop(ADroppedGroupFrame: TBreakpointGroupFrame; ATargetNode: PVirtualNode); virtual; abstract;
+  end;
+
   TOnDeleteGroup = procedure(Sender: TBreakpointGroupFrame; BrkGroup: TIDEBreakPointGroup) of object;
 
   TBreakpointGroupFrameKind = (bgfUngrouped, bgfGroup, bgfAddNewGroup, bgfAbandoned);
@@ -29,9 +36,14 @@ type
     procedure FrameDragDrop(Sender, Source: TObject; X, Y: Integer);
     procedure FrameDragOver(Sender, Source: TObject; X, Y: Integer;
       State: TDragState; var Accept: Boolean);
+    procedure StaticText1MouseDown(Sender: TObject; Button: TMouseButton;
+      Shift: TShiftState; X, Y: Integer);
+    procedure ToolBar1EndDrag(Sender, Target: TObject; X, Y: Integer);
+    procedure ToolBar1StartDrag(Sender: TObject; var DragObject: TDragObject);
   private
     FGroupKind: TBreakpointGroupFrameKind;
     FOnDeleteGroup: TOnDeleteGroup;
+    FOwner: TBreakPointsDlgBase;
     FTree: TDbgTreeView;
     FNode: PVirtualNode;
     FBrkGroup: TIDEBreakPointGroup;
@@ -43,7 +55,7 @@ type
     procedure SetVisible(Value: Boolean); reintroduce;
     procedure VisibleChanged; override;
   public
-    constructor Create(TheOwner: TComponent; ATree: TDbgTreeView; ANode: PVirtualNode;
+    constructor Create(TheOwner: TBreakPointsDlgBase; ATree: TDbgTreeView; ANode: PVirtualNode;
       ABrkGroup: TIDEBreakPointGroup;
       AGroupKind: TBreakpointGroupFrameKind = bgfGroup); reintroduce;
     destructor Destroy; override;
@@ -66,6 +78,25 @@ implementation
 
 { TBreakpointGroupFrame }
 
+procedure TBreakpointGroupFrame.StaticText1MouseDown(Sender: TObject;
+  Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
+begin
+  if ToolBar1.DragMode = dmAutomatic then
+    ToolBar1.BeginDrag(DragManager.DragImmediate, DragManager.DragThreshold);
+end;
+
+procedure TBreakpointGroupFrame.ToolBar1EndDrag(Sender, Target: TObject; X,
+  Y: Integer);
+begin
+  FOwner.FDraggingGroupHeader := False;
+end;
+
+procedure TBreakpointGroupFrame.ToolBar1StartDrag(Sender: TObject;
+  var DragObject: TDragObject);
+begin
+  FOwner.FDraggingGroupHeader := True;
+end;
+
 procedure TBreakpointGroupFrame.BtnDeleteClick(Sender: TObject);
 begin
   if assigned(FOnDeleteGroup) then
@@ -123,6 +154,11 @@ begin
         Brk.Group := NewGroup;
       end;
     end;
+
+    if (Source is TToolBar) and (TToolBar(Source).Owner is TBreakpointGroupFrame) then begin
+      FOwner.AcceptGroupHeaderDrop(TBreakpointGroupFrame(TToolBar(Source).Owner), FNode);
+    end;
+
   finally
     if FGroupKind = bgfAddNewGroup then
       Visible := False;
@@ -158,6 +194,11 @@ begin
     ToolBar1.Color := clBtnFace;
     ToolBar1.Font.Color := clDefault;
   end;
+
+  if (Source is TToolBar) and (TToolBar(Source).Owner is TBreakpointGroupFrame) then begin
+    Accept := (TToolBar(Source).Owner <> Self) and
+              (GroupKind in [bgfGroup, bgfUngrouped]);
+  end;
 end;
 
 function TBreakpointGroupFrame.GetCount: Integer;
@@ -201,11 +242,12 @@ begin
     FTree.NodeHeight[FNode] := min(40, Max(15, ToolBar1.Height));
 end;
 
-constructor TBreakpointGroupFrame.Create(TheOwner: TComponent;
+constructor TBreakpointGroupFrame.Create(TheOwner: TBreakPointsDlgBase;
   ATree: TDbgTreeView; ANode: PVirtualNode; ABrkGroup: TIDEBreakPointGroup;
   AGroupKind: TBreakpointGroupFrameKind);
 begin
   inherited Create(nil);
+  FOwner    := TheOwner;
   FTree     := ATree;
   FNode     := ANode;
   FBrkGroup := ABrkGroup;
@@ -241,11 +283,16 @@ begin
         if FBrkGroup <> nil then
           StaticText1.Caption := FBrkGroup.Name;
         StaticText2.Caption := Format(' (%d)', [Count]);
+
+        if (Count > 0) then
+          ToolBar1.DragMode := dmAutomatic
+        else
+          ToolBar1.DragMode := dmManual;
       end;
     bgfAddNewGroup: begin
         StaticText1.Caption := BreakViewHeaderAddGroup;
         StaticText2.Caption := '';
-        StaticText1.Font.Style := [fsItalic];
+        ToolBar1.Font.Style := [fsItalic];
       end;
     bgfAbandoned: ;
   end;

ide/packages/idedebugger/debuggertreeview.pas

@@ -94,7 +94,6 @@ type
       ): TCustomImageList; override;
   public
     function GetNodeData(Node: PVirtualNode): PDbgTreeNodeData; reintroduce;
-
     function GetFocusedNode(OnlySelected: Boolean = True; AnIncludeControlNodes: Boolean = False): PVirtualNode;
     function FocusedData(OnlySelected: Boolean = True): PDbgTreeNodeData;
     function FocusedItem(OnlySelected: Boolean = True): TObject;