Fixed: always convert images in design-time

Fixed: dynamically added images on a graphiclist with Convert=False would result in an incorrect count
Fixed: container item tracks container's FreeNotification
Fixed: checks for invalid pointers (solves some AV's)
This commit is contained in:
Mark van Renswoude 2009-02-25 10:54:20 +00:00
parent 2ac4754fa6
commit a2b063801c
10 changed files with 257 additions and 193 deletions

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@ -32,6 +32,6 @@
-M -M
-$M16384,1048576 -$M16384,1048576
-K$00400000 -K$00400000
-N"..\..\Lib\D7" -N"P:\algemeen\lib"
-LE"..\..\Lib\D7" -LE"P:\algemeen\bin"
-LN"..\..\Lib\D7" -LN"P:\algemeen\bin"

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@ -91,9 +91,9 @@ ImageBase=4194304
ExeDescription=X²CL GraphicList ExeDescription=X²CL GraphicList
[Directories] [Directories]
OutputDir= OutputDir=
UnitOutputDir=..\..\Lib\D7 UnitOutputDir=$(DELPHILIB)
PackageDLLOutputDir=..\..\Lib\D7 PackageDLLOutputDir=$(DELPHIBIN)
PackageDCPOutputDir=..\..\Lib\D7 PackageDCPOutputDir=$(DELPHIBIN)
SearchPath= SearchPath=
Packages=vcl;rtl;dbrtl;vcldb;vclx;dss;dsnapcrba;dsnapcon;inetdb;webdsnap;websnap;dbxcds;Irc;parsdpk;hotspotter Packages=vcl;rtl;dbrtl;vcldb;vclx;dss;dsnapcrba;dsnapcon;inetdb;webdsnap;websnap;dbxcds;Irc;parsdpk;hotspotter
Conditionals= Conditionals=
@ -135,7 +135,8 @@ ProductName=
ProductVersion=1.0.0.0 ProductVersion=1.0.0.0
Comments= Comments=
[Excluded Packages] [Excluded Packages]
P:\Algemeen\components\X2CL\Lib\D7\X2CLGLD.bpl=X²CL GraphicList (Designtime) P:\algemeen\bin\X2CLGLD.bpl=X²CL GraphicList (Designtime)
P:\Algemeen\bin\unageneral_d7_design.bpl=UnameIT's General Components - Design-time Editors
C:\Program Files\Borland\Indy\D7\dclIndy70.bpl=Internet Direct (Indy) for D7 Property and Component Editors C:\Program Files\Borland\Indy\D7\dclIndy70.bpl=Internet Direct (Indy) for D7 Property and Component Editors
[HistoryLists\hlUnitAliases] [HistoryLists\hlUnitAliases]
Count=1 Count=1
@ -144,14 +145,18 @@ Item0=WinTypes=Windows;WinProcs=Windows;DbiTypes=BDE;DbiProcs=BDE;DbiErrs=BDE;
Count=1 Count=1
Item0=P:\Algemeen\Indy10;P:\Algemeen\Indy10\Core;P:\Algemeen\Indy10\Protocols;P:\Algemeen\Indy10\SuperCore;P:\Algemeen\Indy10\System Item0=P:\Algemeen\Indy10;P:\Algemeen\Indy10\Core;P:\Algemeen\Indy10\Protocols;P:\Algemeen\Indy10\SuperCore;P:\Algemeen\Indy10\System
[HistoryLists\hlUnitOutputDirectory] [HistoryLists\hlUnitOutputDirectory]
Count=3 Count=4
Item0=..\..\Lib\D7 Item0=$(DELPHILIB)
Item1=..\Lib\D7 Item1=..\..\Lib\D7
Item2=Lib\D7 Item2=..\Lib\D7
Item3=Lib\D7
[HistoryLists\hlBPLOutput] [HistoryLists\hlBPLOutput]
Count=2 Count=3
Item0=..\..\Lib\D7 Item0=$(DELPHIBIN)
Item1=Lib\D7 Item1=..\..\Lib\D7
Item2=Lib\D7
[HistoryLists\hlDCPOutput] [HistoryLists\hlDCPOutput]
Count=1 Count=3
Item0=..\..\Lib\D7 Item0=$(DELPHIBIN)
Item1=$(DELPHILIB)
Item2=..\..\Lib\D7

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@ -32,6 +32,6 @@
-M -M
-$M16384,1048576 -$M16384,1048576
-K$00400000 -K$00400000
-N"..\..\Lib\D7" -N"P:\algemeen\lib\D7"
-LE"..\..\Lib\D7" -LE"P:\algemeen\bin\D7"
-LN"..\..\Lib\D7" -LN"P:\algemeen\bin\D7"

View File

@ -91,9 +91,9 @@ ImageBase=4194304
ExeDescription=X²CL GraphicList (Designtime) ExeDescription=X²CL GraphicList (Designtime)
[Directories] [Directories]
OutputDir= OutputDir=
UnitOutputDir=..\..\Lib\D7 UnitOutputDir=$(DELPHILIB)
PackageDLLOutputDir=..\..\Lib\D7 PackageDLLOutputDir=$(DELPHIBIN)
PackageDCPOutputDir=..\..\Lib\D7 PackageDCPOutputDir=$(DELPHIBIN)
SearchPath= SearchPath=
Packages=vcl;rtl;dbrtl;vcldb;vclx;dss;dsnapcrba;dsnapcon;inetdb;webdsnap;websnap;dbxcds;Irc;parsdpk;hotspotter Packages=vcl;rtl;dbrtl;vcldb;vclx;dss;dsnapcrba;dsnapcon;inetdb;webdsnap;websnap;dbxcds;Irc;parsdpk;hotspotter
Conditionals= Conditionals=
@ -105,10 +105,6 @@ HostApplication=
Launcher= Launcher=
UseLauncher=0 UseLauncher=0
DebugCWD= DebugCWD=
[Language]
ActiveLang=
ProjectLang=
RootDir=
[Version Info] [Version Info]
IncludeVerInfo=1 IncludeVerInfo=1
AutoIncBuild=0 AutoIncBuild=0
@ -135,8 +131,9 @@ ProductName=
ProductVersion=1.0.0.0 ProductVersion=1.0.0.0
Comments= Comments=
[Excluded Packages] [Excluded Packages]
P:\algemeen\bin\X2CLGLD.bpl=X²CL GraphicList (Designtime)
P:\Algemeen\bin\unageneral_d7_design.bpl=UnameIT's General Components - Design-time Editors
C:\Program Files\Borland\Indy\D7\dclIndy70.bpl=Internet Direct (Indy) for D7 Property and Component Editors C:\Program Files\Borland\Indy\D7\dclIndy70.bpl=Internet Direct (Indy) for D7 Property and Component Editors
C:\Program Files\madCollection\madExcept\Delphi 7\madExceptIde_.bpl=madExceptIde 1.1 - www.madshi.net
[HistoryLists\hlUnitAliases] [HistoryLists\hlUnitAliases]
Count=1 Count=1
Item0=WinTypes=Windows;WinProcs=Windows;DbiTypes=BDE;DbiProcs=BDE;DbiErrs=BDE; Item0=WinTypes=Windows;WinProcs=Windows;DbiTypes=BDE;DbiProcs=BDE;DbiErrs=BDE;
@ -144,14 +141,18 @@ Item0=WinTypes=Windows;WinProcs=Windows;DbiTypes=BDE;DbiProcs=BDE;DbiErrs=BDE;
Count=1 Count=1
Item0=P:\Algemeen\Indy10;P:\Algemeen\Indy10\Core;P:\Algemeen\Indy10\Protocols;P:\Algemeen\Indy10\SuperCore;P:\Algemeen\Indy10\System Item0=P:\Algemeen\Indy10;P:\Algemeen\Indy10\Core;P:\Algemeen\Indy10\Protocols;P:\Algemeen\Indy10\SuperCore;P:\Algemeen\Indy10\System
[HistoryLists\hlUnitOutputDirectory] [HistoryLists\hlUnitOutputDirectory]
Count=3 Count=4
Item0=..\..\Lib\D7 Item0=$(DELPHILIB)
Item1=..\Lib\D7 Item1=..\..\Lib\D7
Item2=Lib\D7 Item2=..\Lib\D7
Item3=Lib\D7
[HistoryLists\hlBPLOutput] [HistoryLists\hlBPLOutput]
Count=2 Count=3
Item0=..\..\Lib\D7 Item0=$(DELPHIBIN)
Item1=Lib\D7 Item1=..\..\Lib\D7
Item2=Lib\D7
[HistoryLists\hlDCPOutput] [HistoryLists\hlDCPOutput]
Count=1 Count=3
Item0=..\..\Lib\D7 Item0=$(DELPHIBIN)
Item1=$(DELPHILIB)
Item2=..\..\Lib\D7

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@ -31,9 +31,9 @@
-M -M
-$M16384,1048576 -$M16384,1048576
-K$00400000 -K$00400000
-N"P:\algemeen\lib" -N"P:\algemeen\lib\D7"
-LE"P:\algemeen\bin" -LE"P:\algemeen\bin\D7"
-LN"P:\algemeen\lib" -LN"P:\algemeen\lib\D7"
-Z -Z
-w-UNSAFE_TYPE -w-UNSAFE_TYPE
-w-UNSAFE_CODE -w-UNSAFE_CODE

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@ -105,10 +105,6 @@ HostApplication=
Launcher= Launcher=
UseLauncher=0 UseLauncher=0
DebugCWD= DebugCWD=
[Language]
ActiveLang=
ProjectLang=
RootDir=C:\Program Files\Borland\Delphi7\Bin\
[Version Info] [Version Info]
IncludeVerInfo=1 IncludeVerInfo=1
AutoIncBuild=0 AutoIncBuild=0
@ -154,6 +150,7 @@ Item0=$(DELPHIBIN)
Item1=..\..\Lib\D7 Item1=..\..\Lib\D7
Item2=Lib\D7 Item2=Lib\D7
[HistoryLists\hlDCPOutput] [HistoryLists\hlDCPOutput]
Count=2 Count=3
Item0=$(DELPHILIB) Item0=$(DELPHIBIN)
Item1=..\..\Lib\D7 Item1=$(DELPHILIB)
Item2=..\..\Lib\D7

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@ -7,6 +7,7 @@
:: the problems I thought we would face. His original (Dutch) article can :: the problems I thought we would face. His original (Dutch) article can
:: be found at: :: be found at:
:: http://www.erikstok.net/delphi/artikelen/xpicons.html :: http://www.erikstok.net/delphi/artikelen/xpicons.html
::
:: Last changed: $Date$ :: Last changed: $Date$
:: Revision: $Rev$ :: Revision: $Rev$
:: Author: $Author$ :: Author: $Author$
@ -27,6 +28,12 @@ uses
{$WARN UNSAFE_TYPE OFF} {$WARN UNSAFE_TYPE OFF}
{$ENDIF} {$ENDIF}
{$IFDEF VER180}
{$WARN UNSAFE_CODE OFF}
{$WARN UNSAFE_CAST OFF}
{$WARN UNSAFE_TYPE OFF}
{$ENDIF}
type type
// Forward declarations // Forward declarations
@ -49,28 +56,30 @@ type
FPicture: TPicture; FPicture: TPicture;
FPictureName: String; FPictureName: String;
function GetIndex(): Integer; function GetIndex: Integer;
procedure SetContainer(const Value: TX2GraphicContainer); procedure SetContainer(const Value: TX2GraphicContainer);
procedure SetIndex(const Value: Integer); procedure SetIndex(const Value: Integer);
procedure SetPicture(const Value: TPicture); procedure SetPicture(const Value: TPicture);
procedure SetPictureName(const Value: String); procedure SetPictureName(const Value: String);
protected protected
procedure Changed(); virtual; procedure Changed; virtual;
procedure InternalSetContainer(const AContainer: TX2GraphicContainer); virtual; procedure InternalSetContainer(const AContainer: TX2GraphicContainer); virtual;
function GenerateName(): String; function GenerateName: String;
procedure NotifierChanged(); procedure NotifierChanged;
procedure IChangeNotifier.Changed = NotifierChanged; procedure IChangeNotifier.Changed = NotifierChanged;
procedure ReadState(Reader: TReader); override; procedure ReadState(Reader: TReader); override;
procedure SetParentComponent(AParent: TComponent); override; procedure SetParentComponent(AParent: TComponent); override;
procedure Notification(AComponent: TComponent; Operation: TOperation); override;
public public
constructor Create(AOwner: TComponent); override; constructor Create(AOwner: TComponent); override;
destructor Destroy(); override; destructor Destroy; override;
function GetParentComponent(): TComponent; override; function GetParentComponent: TComponent; override;
function HasParent(): Boolean; override; function HasParent: Boolean; override;
procedure AssignTo(Dest: TPersistent); override; procedure AssignTo(Dest: TPersistent); override;
public public
@ -93,7 +102,7 @@ type
FGraphics: TList; FGraphics: TList;
FLists: TList; FLists: TList;
function GetGraphicCount(): Integer; function GetGraphicCount: Integer;
function GetGraphics(Index: Integer): TX2GraphicContainerItem; function GetGraphics(Index: Integer): TX2GraphicContainerItem;
procedure SetGraphics(Index: Integer; const Value: TX2GraphicContainerItem); procedure SetGraphics(Index: Integer; const Value: TX2GraphicContainerItem);
protected protected
@ -120,9 +129,9 @@ type
property Lists: TList read FLists; property Lists: TList read FLists;
public public
constructor Create(AOwner: TComponent); override; constructor Create(AOwner: TComponent); override;
destructor Destroy(); override; destructor Destroy; override;
procedure Clear(); procedure Clear;
function IndexByName(const AName: String): Integer; function IndexByName(const AName: String): Integer;
function GraphicByName(const AName: String): TX2GraphicContainerItem; function GraphicByName(const AName: String): TX2GraphicContainerItem;
@ -178,18 +187,21 @@ type
procedure DeleteImage(const AIndex: Integer); virtual; procedure DeleteImage(const AIndex: Integer); virtual;
procedure MoveImage(const AOldIndex, ANewIndex: Integer); virtual; procedure MoveImage(const AOldIndex, ANewIndex: Integer); virtual;
procedure RebuildImages(); virtual; function CanConvert: Boolean;
procedure BeginUpdate(); procedure UpdateImageCount; virtual;
procedure EndUpdate(); procedure RebuildImages; virtual;
procedure BeginUpdate;
procedure EndUpdate;
public public
constructor Create(AOwner: TComponent); override; constructor Create(AOwner: TComponent); override;
destructor Destroy(); override; destructor Destroy; override;
procedure AssignTo(Dest: TPersistent); override; procedure AssignTo(Dest: TPersistent); override;
procedure Loaded(); override; procedure Loaded; override;
procedure Change(); override; procedure Change; override;
published published
property Background: TColor read FBackground write SetBackground default clBtnFace; property Background: TColor read FBackground write SetBackground default clBtnFace;
property Container: TX2GraphicContainer read FContainer write SetContainer; property Container: TX2GraphicContainer read FContainer write SetContainer;
@ -205,6 +217,7 @@ type
implementation implementation
uses uses
CommCtrl,
Forms, Forms,
ImgList, ImgList,
SysUtils; SysUtils;
@ -232,7 +245,7 @@ type
procedure SetPicture(const Value: TPicture); procedure SetPicture(const Value: TPicture);
public public
constructor Create(Collection: TCollection); override; constructor Create(Collection: TCollection); override;
destructor Destroy(); override; destructor Destroy; override;
published published
property Name: String read FName write FName; property Name: String read FName write FName;
property Picture: TPicture read FPicture write SetPicture; property Picture: TPicture read FPicture write SetPicture;
@ -288,12 +301,12 @@ constructor TX2GraphicContainerItem.Create(AOwner: TComponent);
begin begin
inherited; inherited;
FPicture := TPicture.Create(); FPicture := TPicture.Create;
FPicture.PictureAdapter := Self; FPicture.PictureAdapter := Self;
end; end;
destructor TX2GraphicContainerItem.Destroy(); destructor TX2GraphicContainerItem.Destroy;
begin begin
if Assigned(Container) then if Assigned(Container) then
Container.RemoveGraphic(Self); Container.RemoveGraphic(Self);
@ -317,20 +330,38 @@ begin
end; end;
procedure TX2GraphicContainerItem.NotifierChanged(); procedure TX2GraphicContainerItem.NotifierChanged;
begin begin
Changed(); Changed;
end;
procedure TX2GraphicContainerItem.Notification(AComponent: TComponent; Operation: TOperation);
begin
if (Operation = opRemove) and (AComponent = FContainer) then
FContainer := nil;
inherited;
end; end;
procedure TX2GraphicContainerItem.InternalSetContainer(const AContainer: TX2GraphicContainer); procedure TX2GraphicContainerItem.InternalSetContainer(const AContainer: TX2GraphicContainer);
begin begin
FContainer := AContainer; if AContainer <> FContainer then
begin
if Assigned(FContainer) then
FContainer.RemoveFreeNotification(Self);
FContainer := AContainer;
if Assigned(FContainer) then
FContainer.FreeNotification(Self);
end;
end; end;
procedure TX2GraphicContainerItem.Changed(); procedure TX2GraphicContainerItem.Changed;
begin begin
if Assigned(Container) then if Assigned(Container) then
Container.UpdateGraphic(Self); Container.UpdateGraphic(Self);
@ -338,21 +369,21 @@ end;
function TX2GraphicContainerItem.GetParentComponent(): TComponent; function TX2GraphicContainerItem.GetParentComponent: TComponent;
begin begin
if Assigned(Container) then if Assigned(Container) then
Result := Container Result := Container
else else
Result := inherited GetParentComponent(); Result := inherited GetParentComponent;
end; end;
function TX2GraphicContainerItem.HasParent(): Boolean; function TX2GraphicContainerItem.HasParent: Boolean;
begin begin
if Assigned(Container) then if Assigned(Container) then
Result := True Result := True
else else
Result := inherited HasParent(); Result := inherited HasParent;
end; end;
@ -361,19 +392,20 @@ procedure TX2GraphicContainerItem.ReadState(Reader: TReader);
begin begin
inherited; inherited;
if Reader.Parent is TX2GraphicContainer then if Assigned(Reader.Parent) and (Reader.Parent is TX2GraphicContainer) then
Container := TX2GraphicContainer(Reader.Parent); Container := TX2GraphicContainer(Reader.Parent);
end; end;
procedure TX2GraphicContainerItem.SetParentComponent(AParent: TComponent); procedure TX2GraphicContainerItem.SetParentComponent(AParent: TComponent);
begin begin
if not (csLoading in ComponentState) and (AParent is TX2GraphicContainer) then if (not (csLoading in ComponentState)) and
Assigned(AParent) and (AParent is TX2GraphicContainer) then
Container := TX2GraphicContainer(AParent); Container := TX2GraphicContainer(AParent);
end; end;
function TX2GraphicContainerItem.GetIndex(): Integer; function TX2GraphicContainerItem.GetIndex: Integer;
begin begin
Result := -1; Result := -1;
if Assigned(Container) then if Assigned(Container) then
@ -387,12 +419,12 @@ begin
begin begin
if Assigned(Container) then if Assigned(Container) then
Container.RemoveGraphic(Self); Container.RemoveGraphic(Self);
if Assigned(Value) then if Assigned(Value) then
Value.AddGraphic(Self); Value.AddGraphic(Self);
if not (csLoading in ComponentState) then if not (csLoading in ComponentState) then
Name := GenerateName(); Name := GenerateName;
end; end;
end; end;
@ -416,12 +448,12 @@ begin
FPictureName := Value; FPictureName := Value;
if not (csLoading in ComponentState) then if not (csLoading in ComponentState) then
Name := GenerateName(); Name := GenerateName;
end; end;
end; end;
function TX2GraphicContainerItem.GenerateName(): String; function TX2GraphicContainerItem.GenerateName: String;
function ValidComponentName(const AComponent: TComponent; const AName: String): Boolean; function ValidComponentName(const AComponent: TComponent; const AName: String): Boolean;
var var
checkOwner: TComponent; checkOwner: TComponent;
@ -486,14 +518,14 @@ constructor TX2GraphicContainer.Create(AOwner: TComponent);
begin begin
inherited; inherited;
FGraphics := TList.Create(); FGraphics := TList.Create;
FLists := TList.Create(); FLists := TList.Create;
end; end;
destructor TX2GraphicContainer.Destroy(); destructor TX2GraphicContainer.Destroy;
begin begin
Clear(); Clear;
FreeAndNil(FGraphics); FreeAndNil(FGraphics);
FreeAndNil(FLists); FreeAndNil(FLists);
@ -551,8 +583,8 @@ begin
if Dest is TX2GraphicContainer then if Dest is TX2GraphicContainer then
begin begin
destContainer := TX2GraphicContainer(Dest); destContainer := TX2GraphicContainer(Dest);
destContainer.Clear(); destContainer.Clear;
for graphicIndex := 0 to Pred(Self.GraphicCount) do for graphicIndex := 0 to Pred(Self.GraphicCount) do
with TX2GraphicContainerItem.Create(destContainer) do with TX2GraphicContainerItem.Create(destContainer) do
begin begin
@ -566,10 +598,10 @@ end;
procedure TX2GraphicContainer.Clear(); procedure TX2GraphicContainer.Clear;
begin begin
while GraphicsList.Count > 0 do while GraphicsList.Count > 0 do
TX2GraphicContainerItem(GraphicsList.Last).Free(); TX2GraphicContainerItem(GraphicsList.Last).Free;
end; end;
@ -608,7 +640,7 @@ begin
begin begin
{ Re-generate names for graphic components } { Re-generate names for graphic components }
for graphicIndex := 0 to Pred(GraphicCount) do for graphicIndex := 0 to Pred(GraphicCount) do
Graphics[graphicIndex].Name := Graphics[graphicIndex].GenerateName(); Graphics[graphicIndex].Name := Graphics[graphicIndex].GenerateName;
end; end;
end; end;
@ -625,12 +657,12 @@ begin
(AComponent is TX2GraphicList) and (AComponent is TX2GraphicList) and
(not Assigned(TX2GraphicList(AComponent).Container)) then (not Assigned(TX2GraphicList(AComponent).Container)) then
TX2GraphicList(AComponent).Container := Self; TX2GraphicList(AComponent).Container := Self;
opRemove: opRemove:
begin begin
if AComponent is TX2GraphicContainerItem then if AComponent is TX2GraphicContainerItem then
RemoveGraphic(TX2GraphicContainerItem(AComponent)) RemoveGraphic(TX2GraphicContainerItem(AComponent))
else if AComponent is TX2GraphicList then else if AComponent is TX2GraphicList then
Lists.Remove(AComponent); Lists.Remove(AComponent);
end; end;
@ -662,14 +694,14 @@ begin
begin begin
FConversionRequired := True; FConversionRequired := True;
Clear; Clear;
Reader.ReadValue; Reader.ReadValue;
Reader.ReadCollection(graphics); Reader.ReadCollection(graphics);
for graphicIndex := 0 to Pred(graphics.Count) do for graphicIndex := 0 to Pred(graphics.Count) do
begin begin
graphicItem := TDeprecatedGraphicItem(graphics.Items[graphicIndex]); graphicItem := TDeprecatedGraphicItem(graphics.Items[graphicIndex]);
{ Note: this create the item just fine, but won't add a line to the { Note: this create the item just fine, but won't add a line to the
form's definition; the designer can take care of that. } form's definition; the designer can take care of that. }
with TX2GraphicContainerItem.Create(Self) do with TX2GraphicContainerItem.Create(Self) do
@ -695,7 +727,7 @@ begin
graphicIndex := GraphicsList.Add(AGraphic); graphicIndex := GraphicsList.Add(AGraphic);
AGraphic.InternalSetContainer(Self); AGraphic.InternalSetContainer(Self);
AGraphic.FreeNotification(Self); AGraphic.FreeNotification(Self);
for listIndex := Pred(Lists.Count) downto 0 do for listIndex := Pred(Lists.Count) downto 0 do
TX2GraphicList(Lists[listIndex]).AddImage(graphicIndex); TX2GraphicList(Lists[listIndex]).AddImage(graphicIndex);
end; end;
@ -708,12 +740,12 @@ var
begin begin
graphicIndex := AGraphic.Index; graphicIndex := AGraphic.Index;
if graphicIndex > -1 then if graphicIndex > -1 then
begin begin
for listIndex := Pred(Lists.Count) downto 0 do for listIndex := Pred(Lists.Count) downto 0 do
TX2GraphicList(Lists[listIndex]).DeleteImage(graphicIndex); TX2GraphicList(Lists[listIndex]).DeleteImage(graphicIndex);
GraphicsList.Delete(graphicIndex); GraphicsList.Delete(graphicIndex);
AGraphic.InternalSetContainer(nil); AGraphic.InternalSetContainer(nil);
end; end;
@ -727,7 +759,7 @@ var
begin begin
graphicIndex := AGraphic.Index; graphicIndex := AGraphic.Index;
if graphicIndex > -1 then if graphicIndex > -1 then
begin begin
for listIndex := Pred(Lists.Count) downto 0 do for listIndex := Pred(Lists.Count) downto 0 do
@ -746,31 +778,31 @@ var
begin begin
if not Assigned(AGraphic.Container) then if not Assigned(AGraphic.Container) then
Exit; Exit;
if AGraphic.Container <> Self then if AGraphic.Container <> Self then
begin begin
AGraphic.Container.MoveGraphic(AGraphic, ANewIndex); AGraphic.Container.MoveGraphic(AGraphic, ANewIndex);
Exit; Exit;
end; end;
curIndex := AGraphic.Index; curIndex := AGraphic.Index;
if curIndex > -1 then if curIndex > -1 then
begin begin
count := GraphicsList.Count; count := GraphicsList.Count;
newIndex := ANewIndex; newIndex := ANewIndex;
if newIndex < 0 then if newIndex < 0 then
newIndex := 0; newIndex := 0;
if newIndex >= count then if newIndex >= count then
newIndex := Pred(count); newIndex := Pred(count);
if newIndex <> curIndex then if newIndex <> curIndex then
begin begin
GraphicsList.Move(curIndex, newIndex); GraphicsList.Move(curIndex, newIndex);
for listIndex := Pred(Lists.Count) downto 0 do for listIndex := Pred(Lists.Count) downto 0 do
TX2GraphicList(Lists[listIndex]).MoveImage(curIndex, newIndex); TX2GraphicList(Lists[listIndex]).MoveImage(curIndex, newIndex);
end; end;
@ -797,7 +829,7 @@ end;
function TX2GraphicContainer.GetGraphicCount(): Integer; function TX2GraphicContainer.GetGraphicCount: Integer;
begin begin
Result := GraphicsList.Count; Result := GraphicsList.Count;
end; end;
@ -830,24 +862,24 @@ begin
end; end;
procedure TX2GraphicList.Loaded(); procedure TX2GraphicList.Loaded;
begin begin
inherited; inherited;
RebuildImages(); RebuildImages;
end; end;
procedure TX2GraphicList.Change(); procedure TX2GraphicList.Change;
begin begin
inherited; inherited;
if FUpdateCount = 0 then if FUpdateCount = 0 then
RebuildImages(); RebuildImages;
end; end;
destructor TX2GraphicList.Destroy(); destructor TX2GraphicList.Destroy;
begin begin
SetContainer(nil); SetContainer(nil);
@ -909,7 +941,7 @@ function TX2GraphicList.DrawGraphic(const AIndex: Integer;
case FStretchMode of case FStretchMode of
smCrop: smCrop:
begin begin
bmpTemp := TBitmap.Create(); bmpTemp := TBitmap.Create;
try try
with bmpTemp do with bmpTemp do
begin begin
@ -954,7 +986,8 @@ begin
if (AIndex < 0) or (AIndex >= FContainer.GraphicCount) then if (AIndex < 0) or (AIndex >= FContainer.GraphicCount) then
exit; exit;
if (not Assigned(FContainer.Graphics[AIndex].Picture.Graphic)) or if (not Assigned(FContainer.Graphics[AIndex].Picture)) or
(not Assigned(FContainer.Graphics[AIndex].Picture.Graphic)) or
(FContainer.Graphics[AIndex].Picture.Graphic.Empty) then (FContainer.Graphics[AIndex].Picture.Graphic.Empty) then
exit; exit;
@ -971,8 +1004,8 @@ begin
generic way of determining a pixel's transparency. So instead, we generic way of determining a pixel's transparency. So instead, we
blend the background with a copy of the background with the graphic blend the background with a copy of the background with the graphic
painted on it... } painted on it... }
bmpBackground := TBitmap.Create(); bmpBackground := TBitmap.Create;
bmpBlend := TBitmap.Create(); bmpBlend := TBitmap.Create;
try try
{ Get background from canvas } { Get background from canvas }
with bmpBackground do with bmpBackground do
@ -983,16 +1016,16 @@ begin
Canvas.CopyRect(Rect(0, 0, Width, Height), ACanvas, Canvas.CopyRect(Rect(0, 0, Width, Height), ACanvas,
Rect(AX, AY, AX + Width, AY + Height)); Rect(AX, AY, AX + Width, AY + Height));
end; end;
bmpBlend.Assign(bmpBackground); bmpBlend.Assign(bmpBackground);
InternalDrawGraphic(bmpBlend.Canvas, 0, 0); InternalDrawGraphic(bmpBlend.Canvas, 0, 0);
{ Blend graphic with background at 50% } { Blend graphic with background at 50% }
for iY := 0 to bmpBackground.Height - 1 do for iY := 0 to bmpBackground.Height - 1 do
begin begin
pBackground := bmpBackground.ScanLine[iY]; pBackground := bmpBackground.ScanLine[iY];
pBlend := bmpBlend.ScanLine[iY]; pBlend := bmpBlend.ScanLine[iY];
for iX := 0 to bmpBackground.Width - 1 do for iX := 0 to bmpBackground.Width - 1 do
with pBlend^[iX] do with pBlend^[iX] do
begin begin
@ -1004,7 +1037,7 @@ begin
(rgbtRed shl 7)) shr 8; (rgbtRed shl 7)) shr 8;
end; end;
end; end;
{ Copy blended graphic back } { Copy blended graphic back }
ACanvas.Draw(AX, AY, bmpBlend); ACanvas.Draw(AX, AY, bmpBlend);
finally finally
@ -1061,17 +1094,6 @@ var
pMask: PByteArray; pMask: PByteArray;
begin begin
if not FConvert then
begin
AImage.Width := Self.Width;
AImage.Height := Self.Height;
AImage.Canvas.Brush.Color := clWhite;
AImage.Canvas.FillRect(Rect(0, 0, AImage.Width, AImage.Height));
AMask.Assign(AImage);
exit;
end;
// Technique used here: draw the image twice, once on the background color, // Technique used here: draw the image twice, once on the background color,
// once on black. Loop through the two images, check if a pixel is the // once on black. Loop through the two images, check if a pixel is the
// background color on one image and black on the other; if so then it's // background color on one image and black on the other; if so then it's
@ -1086,7 +1108,7 @@ begin
Width := Self.Width; Width := Self.Width;
Height := Self.Height; Height := Self.Height;
PixelFormat := pf24bit; PixelFormat := pf24bit;
with Canvas do with Canvas do
begin begin
Brush.Color := FBackground; Brush.Color := FBackground;
@ -1094,33 +1116,33 @@ begin
bOk := DrawGraphic(AIndex, Canvas, 0, 0, FEnabled); bOk := DrawGraphic(AIndex, Canvas, 0, 0, FEnabled);
end; end;
end; end;
with AMask do with AMask do
begin begin
Width := Self.Width; Width := Self.Width;
Height := Self.Height; Height := Self.Height;
PixelFormat := pf1bit; PixelFormat := pf1bit;
with Canvas do with Canvas do
begin begin
Brush.Color := clBlack; Brush.Color := clBlack;
FillRect(Rect(0, 0, Width, Height)); FillRect(Rect(0, 0, Width, Height));
end; end;
end; end;
// No point in looping through the // No point in looping through the
// images if they're blank anyways... // images if they're blank anyways...
if not bOk then if not bOk then
exit; exit;
bmpCompare := TBitmap.Create(); bmpCompare := TBitmap.Create;
try try
with bmpCompare do with bmpCompare do
begin begin
Width := Self.Width; Width := Self.Width;
Height := Self.Height; Height := Self.Height;
PixelFormat := pf24bit; PixelFormat := pf24bit;
with Canvas do with Canvas do
begin begin
Brush.Color := clBlack; Brush.Color := clBlack;
@ -1128,10 +1150,10 @@ begin
DrawGraphic(AIndex, Canvas, 0, 0, FEnabled); DrawGraphic(AIndex, Canvas, 0, 0, FEnabled);
end; end;
end; end;
cImage := RGBTriple(FBackground); cImage := RGBTriple(FBackground);
cMask := RGBTriple(clBlack); cMask := RGBTriple(clBlack);
for iY := 0 to AImage.Height - 1 do for iY := 0 to AImage.Height - 1 do
begin begin
pImage := AImage.ScanLine[iY]; pImage := AImage.ScanLine[iY];
@ -1139,12 +1161,12 @@ begin
pMask := AMask.ScanLine[iY]; pMask := AMask.ScanLine[iY];
iPosition := 0; iPosition := 0;
iBit := 128; iBit := 128;
for iX := 0 to AImage.Width - 1 do for iX := 0 to AImage.Width - 1 do
begin begin
if iBit = 128 then if iBit = 128 then
pMask^[iPosition] := 0; pMask^[iPosition] := 0;
if SameColor(pImage^[iX], cImage) and if SameColor(pImage^[iX], cImage) and
SameColor(pCompare^[iX], cMask) then SameColor(pCompare^[iX], cMask) then
begin begin
@ -1152,7 +1174,7 @@ begin
FillChar(pImage^[iX], SizeOf(TRGBTriple), $00); FillChar(pImage^[iX], SizeOf(TRGBTriple), $00);
pMask^[iPosition] := pMask^[iPosition] or iBit; pMask^[iPosition] := pMask^[iPosition] or iBit;
end; end;
iBit := iBit shr 1; iBit := iBit shr 1;
if iBit < 1 then if iBit < 1 then
begin begin
@ -1176,25 +1198,29 @@ begin
if csLoading in ComponentState then if csLoading in ComponentState then
exit; exit;
BeginUpdate(); if CanConvert then
try begin
bmpImage := TBitmap.Create(); BeginUpdate;
bmpMask := TBitmap.Create();
try try
BuildImage(AIndex, bmpImage, bmpMask); bmpImage := TBitmap.Create;
Assert(AIndex <= Self.Count, 'AAAH! Images out of sync! *panics*'); bmpMask := TBitmap.Create;
try
BuildImage(AIndex, bmpImage, bmpMask);
Assert(AIndex <= Self.Count, 'AAAH! Images out of sync! *panics*');
if AIndex = Self.Count then if AIndex = Self.Count then
Add(bmpImage, bmpMask) Add(bmpImage, bmpMask)
else else
Insert(AIndex, bmpImage, bmpMask); Insert(AIndex, bmpImage, bmpMask);
finally
FreeAndNil(bmpMask);
FreeAndNil(bmpImage);
end;
finally finally
FreeAndNil(bmpMask); EndUpdate;
FreeAndNil(bmpImage);
end; end;
finally end else
EndUpdate(); UpdateImageCount;
end;
end; end;
@ -1206,14 +1232,17 @@ var
begin begin
if csLoading in ComponentState then if csLoading in ComponentState then
exit; exit;
if not CanConvert then
Exit;
if (AIndex < 0) or (AIndex >= Count) then if (AIndex < 0) or (AIndex >= Count) then
exit; exit;
BeginUpdate(); BeginUpdate;
try try
bmpImage := TBitmap.Create(); bmpImage := TBitmap.Create;
bmpMask := TBitmap.Create(); bmpMask := TBitmap.Create;
try try
BuildImage(AIndex, bmpImage, bmpMask); BuildImage(AIndex, bmpImage, bmpMask);
Replace(AIndex, bmpImage, bmpMask); Replace(AIndex, bmpImage, bmpMask);
@ -1222,57 +1251,79 @@ begin
FreeAndNil(bmpImage); FreeAndNil(bmpImage);
end; end;
finally finally
EndUpdate(); EndUpdate;
end; end;
end; end;
procedure TX2GraphicList.DeleteImage(const AIndex: Integer); procedure TX2GraphicList.DeleteImage(const AIndex: Integer);
begin begin
BeginUpdate(); BeginUpdate;
try try
Delete(AIndex); Delete(AIndex);
finally finally
EndUpdate(); EndUpdate;
end; end;
end; end;
procedure TX2GraphicList.MoveImage(const AOldIndex, ANewIndex: Integer); procedure TX2GraphicList.MoveImage(const AOldIndex, ANewIndex: Integer);
begin begin
BeginUpdate(); BeginUpdate;
try try
Move(AOldIndex, ANewIndex); Move(AOldIndex, ANewIndex);
finally finally
EndUpdate(); EndUpdate;
end; end;
end; end;
procedure TX2GraphicList.RebuildImages(); procedure TX2GraphicList.UpdateImageCount;
begin
if not Assigned(Container) then
Clear
else
ImageList_SetImageCount(Self.Handle, Container.GraphicCount);
end;
procedure TX2GraphicList.RebuildImages;
var var
iIndex: Integer; iIndex: Integer;
begin begin
if (csLoading in ComponentState) or if (csLoading in ComponentState) or
(Width = 0) or (Height = 0) then (Width = 0) or (Height = 0) then
exit; Exit;
BeginUpdate(); BeginUpdate;
try try
Clear();
if not Assigned(FContainer) then if not Assigned(FContainer) then
exit; begin
Clear;
end else
begin
UpdateImageCount;
for iIndex := 0 to Pred(FContainer.GraphicCount) do if CanConvert then
AddImage(iIndex); begin
for iIndex := 0 to Pred(FContainer.GraphicCount) do
UpdateImage(iIndex);
end;
end;
finally finally
EndUpdate(); EndUpdate;
inherited Change;
end; end;
end; end;
function TX2GraphicList.CanConvert: Boolean;
begin
Result := FConvert or (csDesigning in ComponentState);
end;
{========================= TX2GraphicList {========================= TX2GraphicList
Properties Properties
========================================} ========================================}
@ -1312,7 +1363,7 @@ end;
procedure TX2GraphicList.SetBackground(const Value: TColor); procedure TX2GraphicList.SetBackground(const Value: TColor);
begin begin
FBackground := Value; FBackground := Value;
RebuildImages(); RebuildImages;
end; end;
@ -1323,16 +1374,16 @@ begin
FContainer.UnregisterList(Self); FContainer.UnregisterList(Self);
FContainer.RemoveFreeNotification(Self); FContainer.RemoveFreeNotification(Self);
end; end;
FContainer := Value; FContainer := Value;
if Assigned(FContainer) then if Assigned(FContainer) then
begin begin
FContainer.FreeNotification(Self); FContainer.FreeNotification(Self);
FContainer.RegisterList(Self); FContainer.RegisterList(Self);
end; end;
RebuildImages(); RebuildImages;
end; end;
@ -1341,7 +1392,7 @@ begin
if Value <> FConvert then if Value <> FConvert then
begin begin
FConvert := Value; FConvert := Value;
RebuildImages(); RebuildImages;
end; end;
end; end;
@ -1349,24 +1400,24 @@ end;
procedure TX2GraphicList.SetEnabled(const Value: Boolean); procedure TX2GraphicList.SetEnabled(const Value: Boolean);
begin begin
FEnabled := Value; FEnabled := Value;
RebuildImages(); RebuildImages;
end; end;
procedure TX2GraphicList.SetStretchMode(const Value: TX2GLStretchMode); procedure TX2GraphicList.SetStretchMode(const Value: TX2GLStretchMode);
begin begin
FStretchMode := Value; FStretchMode := Value;
RebuildImages(); RebuildImages;
end; end;
procedure TX2GraphicList.BeginUpdate(); procedure TX2GraphicList.BeginUpdate;
begin begin
Inc(FUpdateCount); Inc(FUpdateCount);
end; end;
procedure TX2GraphicList.EndUpdate(); procedure TX2GraphicList.EndUpdate;
begin begin
Assert(FUpdateCount > 0, 'EndUpdate without matching BeginUpdate!'); Assert(FUpdateCount > 0, 'EndUpdate without matching BeginUpdate!');
Dec(FUpdateCount); Dec(FUpdateCount);
@ -1379,11 +1430,11 @@ constructor TDeprecatedGraphicItem.Create(Collection: TCollection);
begin begin
inherited; inherited;
FPicture := TPicture.Create(); FPicture := TPicture.Create;
end; end;
destructor TDeprecatedGraphicItem.Destroy(); destructor TDeprecatedGraphicItem.Destroy;
begin begin
FreeAndNil(FPicture); FreeAndNil(FPicture);
@ -1397,7 +1448,6 @@ begin
end; end;
initialization initialization
RegisterClass(TX2GraphicContainerItem); RegisterClass(TX2GraphicContainerItem);
CustomDrawImageProcs := TList.Create; CustomDrawImageProcs := TList.Create;

View File

@ -450,7 +450,7 @@ type
procedure SetSelectedItem(const Value: TX2CustomMenuBarItem); procedure SetSelectedItem(const Value: TX2CustomMenuBarItem);
protected protected
procedure CreateParams(var Params: TCreateParams); override; procedure CreateParams(var Params: TCreateParams); override;
procedure CreateHandle(); override; procedure Loaded(); override;
procedure Notification(AComponent: TComponent; Operation: TOperation); override; procedure Notification(AComponent: TComponent; Operation: TOperation); override;
procedure PainterUpdate(Sender: TX2CustomMenuBarPainter); procedure PainterUpdate(Sender: TX2CustomMenuBarPainter);
procedure GroupsNotify(Sender: TObject; Item: TCollectionItem; Action: TCollectionNotification); procedure GroupsNotify(Sender: TObject; Item: TCollectionItem; Action: TCollectionNotification);
@ -1432,7 +1432,7 @@ begin
end; end;
procedure TX2CustomMenuBar.CreateHandle(); procedure TX2CustomMenuBar.Loaded();
begin begin
inherited; inherited;

View File

@ -12,6 +12,7 @@ object frmMain: TfrmMain
Font.Style = [] Font.Style = []
OldCreateOrder = False OldCreateOrder = False
Position = poScreenCenter Position = poScreenCenter
OnClick = FormClick
OnCreate = FormCreate OnCreate = FormCreate
PixelsPerInch = 96 PixelsPerInch = 96
TextHeight = 13 TextHeight = 13
@ -357,6 +358,7 @@ object frmMain: TfrmMain
end> end>
end> end>
Images = glMenu Images = glMenu
TabOrder = 14
OnCollapsed = mbTestCollapsed OnCollapsed = mbTestCollapsed
OnCollapsing = mbTestCollapsing OnCollapsing = mbTestCollapsing
OnExpanded = mbTestExpanded OnExpanded = mbTestExpanded

View File

@ -74,6 +74,7 @@ type
procedure seAnimationTimeChange(Sender: TObject); procedure seAnimationTimeChange(Sender: TObject);
procedure actTestExecute(Sender: TObject); procedure actTestExecute(Sender: TObject);
procedure actTest2Execute(Sender: TObject); procedure actTest2Execute(Sender: TObject);
procedure FormClick(Sender: TObject);
private private
procedure Event(const AMsg: String); procedure Event(const AMsg: String);
end; end;
@ -239,4 +240,12 @@ begin
Sleep(200); Sleep(200);
end; end;
procedure TfrmMain.FormClick(Sender: TObject);
begin
if Assigned(ActiveControl) then
Self.Caption := ActiveControl.Name
else
Self.Caption := '';
end;
end. end.