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RxFPC:continue work on merge cells in RxDBGrid

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@5928 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
alexs75
2017-06-09 13:56:12 +00:00
parent cfc02a2279
commit 52dcfe90b1
4 changed files with 123 additions and 75 deletions
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4
components/rx/trunk/demos/rxdbgrid/MergeCell/project1.lpi
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@ -10,9 +10,6 @@
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@ -44,6 +41,7 @@
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<IsPartOfProject Value="True"/>
<ComponentName Value="Form1"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="Unit1"/>
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151
components/rx/trunk/demos/rxdbgrid/MergeCell/project1.lps
View File

@ -11,7 +11,7 @@
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@ -21,20 +21,19 @@
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<UsageCount Value="21"/>
<Loaded Value="True"/>
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@ -42,17 +41,18 @@
<Filename Value="../../../../../lcl/grids.pas"/>
<UnitName Value="Grids"/>
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<TopLine Value="8814"/>
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<UsageCount Value="10"/>
<Loaded Value="True"/>
</Unit3>
<Unit4>
<Filename Value="../../../../../lcl/dbgrids.pas"/>
<UnitName Value="DBGrids"/>
<IsVisibleTab Value="True"/>
<EditorIndex Value="5"/>
<TopLine Value="1920"/>
<CursorPos Y="1939"/>
<TopLine Value="2113"/>
<CursorPos X="3" Y="2117"/>
<UsageCount Value="10"/>
<Loaded Value="True"/>
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@ -148,125 +148,134 @@
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2
components/rx/trunk/demos/rxdbgrid/MergeCell/unit1.pas
View File

@ -50,9 +50,11 @@ var
i: Integer;
begin
rxData.Open;
rxData.DisableControls;
for i:=1 to 30 do
rxData.AppendRecord([i, Date - i, 'Line '+IntToStr(i)]);
rxData.First;
rxData.EnableControls;
RxDBGrid1.OnMergeCells:=@RxDBGridMergeCellsEvent;
end;

41
components/rx/trunk/rxdb/rxdbgrid.pas
View File

@ -920,6 +920,11 @@ type
procedure CalcCellExtent(ACol, ARow: Integer; var ARect: TRect);
function IsMerged(ACol{, ARow}: Integer): Boolean; overload;
function IsMerged(ACol{, ARow}: Integer; out ALeft, {ATop, }ARight{, ABottom}: Integer): Boolean; overload;
function GetEditMask(aCol, aRow: Longint): string; override;
function GetEditText(aCol, aRow: Longint): string; override;
function GetDefaultEditor(Column: Integer): TWinControl; override;
procedure PrepareCanvas(aCol, aRow: Integer; AState: TGridDrawState); override;
property Editor;
@ -5172,9 +5177,13 @@ end;
procedure TRxDBGrid.SetEditText(ACol, ARow: longint; const Value: string);
var
C: TRxColumn;
j: integer;
j, L, R: integer;
S: string;
begin
if (rdgColSpanning in OptionsRx) then
if IsMerged(aCol, L, R) then
aCol:=L;
C := ColumnFromGridColumn(aCol) as TRxColumn;
S := Value;
if Assigned(C) and (C.KeyList.Count > 0) and (C.PickList.Count > 0) then
@ -6290,6 +6299,36 @@ begin
dec(FMergeLock);
end;
function TRxDBGrid.GetEditMask(aCol, aRow: Longint): string;
var
L, R: Integer;
begin
if (rdgColSpanning in OptionsRx) then
if IsMerged(aCol, L, R) then
aCol:=L;
Result:=inherited GetEditMask(aCol, aRow);
end;
function TRxDBGrid.GetEditText(aCol, aRow: Longint): string;
var
R, L: Integer;
begin
if (rdgColSpanning in OptionsRx) then
if IsMerged(aCol, L, R) then
aCol:=L;
Result:=inherited GetEditText(aCol, aRow);
end;
function TRxDBGrid.GetDefaultEditor(Column: Integer): TWinControl;
var
L, R: Integer;
begin
if (rdgColSpanning in OptionsRx) then
if IsMerged(Column, L, R) then
Column:=L;
Result:=inherited GetDefaultEditor(Column);
end;
procedure TRxDBGrid.PrepareCanvas(aCol, aRow: Integer; AState: TGridDrawState);
var
L, R, RR: Integer;