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LCL, implemented grid event OnHeaderSizing, issue #15602

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git-svn-id: trunk@24025 -
This commit is contained in:
jesus 2010-03-16 06:36:28 +00:00
parent 4482bc1b0f
commit 3a44334f6e
1 changed files with 24 additions and 0 deletions
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24
lcl/grids.pas
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@ -308,6 +308,9 @@ type
TToggledCheckboxEvent = procedure(sender: TObject; aCol, aRow: Integer; TToggledCheckboxEvent = procedure(sender: TObject; aCol, aRow: Integer;
aState: TCheckboxState) of object; aState: TCheckboxState) of object;
THeaderSizingEvent = procedure(sender: TObject; const IsColumn: boolean;
const aIndex, aSize: Integer) of object;
{ TVirtualGrid } { TVirtualGrid }
TVirtualGrid=class TVirtualGrid=class
@ -886,6 +889,7 @@ type
procedure GridMouseWheel(shift: TShiftState; Delta: Integer); virtual; procedure GridMouseWheel(shift: TShiftState; Delta: Integer); virtual;
procedure HeaderClick(IsColumn: Boolean; index: Integer); virtual; procedure HeaderClick(IsColumn: Boolean; index: Integer); virtual;
procedure HeaderSized(IsColumn: Boolean; index: Integer); virtual; procedure HeaderSized(IsColumn: Boolean; index: Integer); virtual;
procedure HeaderSizing(const IsColumn:boolean; const AIndex,ASize:Integer); virtual;
procedure InternalSetColCount(ACount: Integer); procedure InternalSetColCount(ACount: Integer);
procedure InvalidateCell(aCol, aRow: Integer; Redraw: Boolean); overload; procedure InvalidateCell(aCol, aRow: Integer; Redraw: Boolean); overload;
procedure InvalidateRange(const aRange: TRect); procedure InvalidateRange(const aRange: TRect);
@ -1087,6 +1091,7 @@ type
FOnGetEditMask: TGetEditEvent; FOnGetEditMask: TGetEditEvent;
FOnGetEditText: TGetEditEvent; FOnGetEditText: TGetEditEvent;
FOnHeaderClick, FOnHeaderSized: THdrEvent; FOnHeaderClick, FOnHeaderSized: THdrEvent;
FOnHeaderSizing: THeaderSizingEvent;
FOnSelectCell: TOnSelectcellEvent; FOnSelectCell: TOnSelectcellEvent;
FOnSetCheckboxState: TSetCheckboxStateEvent; FOnSetCheckboxState: TSetCheckboxStateEvent;
FOnSetEditText: TSetEditEvent; FOnSetEditText: TSetEditEvent;
@ -1111,6 +1116,7 @@ type
procedure GridMouseWheel(shift: TShiftState; Delta: Integer); override; procedure GridMouseWheel(shift: TShiftState; Delta: Integer); override;
procedure HeaderClick(IsColumn: Boolean; index: Integer); override; procedure HeaderClick(IsColumn: Boolean; index: Integer); override;
procedure HeaderSized(IsColumn: Boolean; index: Integer); override; procedure HeaderSized(IsColumn: Boolean; index: Integer); override;
procedure HeaderSizing(const IsColumn:boolean; const AIndex,ASize:Integer); override;
procedure KeyDown(var Key : Word; Shift : TShiftState); override; procedure KeyDown(var Key : Word; Shift : TShiftState); override;
procedure NotifyColRowChange(WasInsert,IsColumn:boolean; FromIndex,ToIndex:Integer); procedure NotifyColRowChange(WasInsert,IsColumn:boolean; FromIndex,ToIndex:Integer);
function SelectCell(aCol,aRow: Integer): boolean; override; function SelectCell(aCol,aRow: Integer): boolean; override;
@ -1233,6 +1239,7 @@ type
property OnGetEditText: TGetEditEvent read FOnGetEditText write FOnGetEditText; property OnGetEditText: TGetEditEvent read FOnGetEditText write FOnGetEditText;
property OnHeaderClick: THdrEvent read FOnHeaderClick write FOnHeaderClick; property OnHeaderClick: THdrEvent read FOnHeaderClick write FOnHeaderClick;
property OnHeaderSized: THdrEvent read FOnHeaderSized write FOnHeaderSized; property OnHeaderSized: THdrEvent read FOnHeaderSized write FOnHeaderSized;
property OnHeaderSizing: THeaderSizingEvent read FOnHeaderSizing write FOnHeaderSizing;
property OnKeyDown; property OnKeyDown;
property OnKeyPress; property OnKeyPress;
property OnKeyUp; property OnKeyUp;
@ -1331,6 +1338,7 @@ type
property OnGetEditText; property OnGetEditText;
property OnHeaderClick; property OnHeaderClick;
property OnHeaderSized; property OnHeaderSized;
property OnHeaderSizing;
property OnKeyDown; property OnKeyDown;
property OnKeyPress; property OnKeyPress;
property OnKeyUp; property OnKeyUp;
@ -1525,6 +1533,7 @@ type
property OnGetEditText; property OnGetEditText;
property OnHeaderClick; property OnHeaderClick;
property OnHeaderSized; property OnHeaderSized;
property OnHeaderSizing;
property OnKeyDown; property OnKeyDown;
property OnKeyPress; property OnKeyPress;
property OnKeyUp; property OnKeyUp;
@ -3096,6 +3105,11 @@ begin
RowHeights[aRow] := aHeight; RowHeights[aRow] := aHeight;
end; end;
procedure TCustomGrid.HeaderSizing(const IsColumn: boolean; const AIndex,
ASize: Integer);
begin
end;
function TCustomGrid.SelectCell(ACol, ARow: Integer): Boolean; function TCustomGrid.SelectCell(ACol, ARow: Integer): Boolean;
begin begin
@ -4528,6 +4542,7 @@ begin
end; end;
end else end else
ResizeColumn(FSplitter.x, x-FSplitter.y); ResizeColumn(FSplitter.x, x-FSplitter.y);
HeaderSizing(true, FSplitter.x, x-FSplitter.y);
exit(true); exit(true);
end else end else
if (fGridState=gsNormal) and (ColCount>FixedCols) and if (fGridState=gsNormal) and (ColCount>FixedCols) and
@ -4588,6 +4603,7 @@ begin
end; end;
end else end else
ResizeRow(FSplitter.y, y-FSplitter.x); ResizeRow(FSplitter.y, y-FSplitter.x);
HeaderSizing(false, FSplitter.Y, y-FSplitter.x);
Result:=True; Result:=True;
end else end else
if (fGridState=gsNormal) and (RowCount>FixedRows) and if (fGridState=gsNormal) and (RowCount>FixedRows) and
@ -8298,6 +8314,14 @@ begin
if Assigned(OnHeaderSized) then OnHeaderSized(Self, IsColumn, index); if Assigned(OnHeaderSized) then OnHeaderSized(Self, IsColumn, index);
end; end;
procedure TCustomDrawGrid.HeaderSizing(const IsColumn: boolean; const AIndex,
ASize: Integer);
begin
inherited HeaderSizing(IsColumn, AIndex, ASize);
if Assigned(OnHeaderSizing) then
OnHeaderSizing(self, IsColumn, AIndex, ASize);
end;
procedure TCustomDrawGrid.KeyDown(var Key: Word; Shift: TShiftState); procedure TCustomDrawGrid.KeyDown(var Key: Word; Shift: TShiftState);
begin begin
inherited KeyDown(Key, Shift); inherited KeyDown(Key, Shift);