mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-04-08 03:58:09 +02:00
examples: new imagelist examples (multiresolution / high-dpi)
git-svn-id: trunk@57226 -
This commit is contained in:
ondrej
parent
5ed36d2fae
commit
1f765a3316
8
.gitattributes
vendored
8
.gitattributes
vendored
@ -6385,6 +6385,14 @@ examples/imagelist/project1.lpr svneol=native#text/plain
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examples/imagelist/project1.res -text
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examples/imagelist/unit1.lfm svneol=native#text/plain
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||||
examples/imagelist/unit1.pas svneol=native#text/pascal
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||||
examples/imagelist_highdpi_designtime/imglistdesign.lpi svneol=native#text/xml
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examples/imagelist_highdpi_designtime/imglistdesign.lpr svneol=native#text/pascal
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||||
examples/imagelist_highdpi_designtime/unit1.lfm svneol=native#text/lfm
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||||
examples/imagelist_highdpi_designtime/unit1.pas svneol=native#text/pascal
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||||
examples/imagelist_highdpi_runtime/dpiimagelist.lpi svneol=native#text/xml
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||||
examples/imagelist_highdpi_runtime/dpiimagelist.lpr svneol=native#text/pascal
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||||
examples/imagelist_highdpi_runtime/unit1.lfm svneol=native#text/lfm
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||||
examples/imagelist_highdpi_runtime/unit1.pas svneol=native#text/pascal
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examples/imgviewer/file.bmp -text svneol=native#image/bmp
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examples/imgviewer/file.xpm -text svneol=native#image/x-xpixmap
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examples/imgviewer/frmmain.lfm svneol=native#text/plain
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128
examples/imagelist_highdpi_designtime/imglistdesign.lpi
Normal file
128
examples/imagelist_highdpi_designtime/imglistdesign.lpi
Normal file
@ -0,0 +1,128 @@
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<?xml version="1.0" encoding="UTF-8"?>
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||||
<CONFIG>
|
||||
<ProjectOptions>
|
||||
<Version Value="11"/>
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||||
<PathDelim Value="\"/>
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||||
<General>
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||||
<SessionStorage Value="InProjectDir"/>
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||||
<MainUnit Value="0"/>
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<Title Value="ImgListDesign"/>
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<Scaled Value="True"/>
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||||
<ResourceType Value="res"/>
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<UseXPManifest Value="True"/>
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||||
<XPManifest>
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||||
<DpiAware Value="True"/>
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</XPManifest>
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||||
</General>
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||||
<BuildModes Count="2">
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||||
<Item1 Name="Debug" Default="True"/>
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||||
<Item2 Name="Release">
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||||
<CompilerOptions>
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||||
<Version Value="11"/>
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||||
<PathDelim Value="\"/>
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||||
<Target>
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||||
<Filename Value="ImgListDesign"/>
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</Target>
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||||
<SearchPaths>
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||||
<IncludeFiles Value="$(ProjOutDir)"/>
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||||
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
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||||
</SearchPaths>
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||||
<CodeGeneration>
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||||
<SmartLinkUnit Value="True"/>
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||||
<Optimizations>
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||||
<OptimizationLevel Value="3"/>
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||||
</Optimizations>
|
||||
</CodeGeneration>
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||||
<Linking>
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||||
<Debugging>
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||||
<GenerateDebugInfo Value="False"/>
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||||
</Debugging>
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||||
<LinkSmart Value="True"/>
|
||||
<Options>
|
||||
<Win32>
|
||||
<GraphicApplication Value="True"/>
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||||
</Win32>
|
||||
</Options>
|
||||
</Linking>
|
||||
</CompilerOptions>
|
||||
</Item2>
|
||||
</BuildModes>
|
||||
<PublishOptions>
|
||||
<Version Value="2"/>
|
||||
</PublishOptions>
|
||||
<RunParams>
|
||||
<FormatVersion Value="2"/>
|
||||
<Modes Count="0"/>
|
||||
</RunParams>
|
||||
<RequiredPackages Count="1">
|
||||
<Item1>
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||||
<PackageName Value="LCL"/>
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||||
</Item1>
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||||
</RequiredPackages>
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||||
<Units Count="2">
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||||
<Unit0>
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||||
<Filename Value="ImgListDesign.lpr"/>
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||||
<IsPartOfProject Value="True"/>
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||||
</Unit0>
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||||
<Unit1>
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||||
<Filename Value="unit1.pas"/>
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||||
<IsPartOfProject Value="True"/>
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||||
<ComponentName Value="Form1"/>
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||||
<HasResources Value="True"/>
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||||
<ResourceBaseClass Value="Form"/>
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||||
<UnitName Value="Unit1"/>
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</Unit1>
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||||
</Units>
|
||||
</ProjectOptions>
|
||||
<CompilerOptions>
|
||||
<Version Value="11"/>
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||||
<PathDelim Value="\"/>
|
||||
<Target>
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||||
<Filename Value="ImgListDesign"/>
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</Target>
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||||
<SearchPaths>
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<IncludeFiles Value="$(ProjOutDir)"/>
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||||
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
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||||
</SearchPaths>
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||||
<Parsing>
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||||
<SyntaxOptions>
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||||
<IncludeAssertionCode Value="True"/>
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||||
</SyntaxOptions>
|
||||
</Parsing>
|
||||
<CodeGeneration>
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||||
<Checks>
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||||
<IOChecks Value="True"/>
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||||
<RangeChecks Value="True"/>
|
||||
<OverflowChecks Value="True"/>
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||||
<StackChecks Value="True"/>
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||||
</Checks>
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||||
<VerifyObjMethodCallValidity Value="True"/>
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||||
</CodeGeneration>
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||||
<Linking>
|
||||
<Debugging>
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||||
<DebugInfoType Value="dsDwarf2Set"/>
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||||
<UseHeaptrc Value="True"/>
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||||
<TrashVariables Value="True"/>
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<UseExternalDbgSyms Value="True"/>
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</Debugging>
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||||
<Options>
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<Win32>
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<GraphicApplication Value="True"/>
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</Win32>
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</Options>
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||||
</Linking>
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||||
</CompilerOptions>
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||||
<Debugging>
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||||
<Exceptions Count="3">
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||||
<Item1>
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||||
<Name Value="EAbort"/>
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||||
</Item1>
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<Item2>
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<Name Value="ECodetoolError"/>
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||||
</Item2>
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<Item3>
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<Name Value="EFOpenError"/>
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</Item3>
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</Exceptions>
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</Debugging>
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</CONFIG>
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25
examples/imagelist_highdpi_designtime/imglistdesign.lpr
Normal file
25
examples/imagelist_highdpi_designtime/imglistdesign.lpr
Normal file
@ -0,0 +1,25 @@
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program ImgListDesign;
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{$mode objfpc}{$H+}
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uses
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{$IFDEF UNIX}{$IFDEF UseCThreads}
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cthreads,
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{$ENDIF}{$ENDIF}
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Interfaces, // this includes the LCL widgetset
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Forms, Unit1
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{ you can add units after this };
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{$R *.res}
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begin
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{$IF DECLARED(GlobalSkipIfNoLeaks)}
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GlobalSkipIfNoLeaks := True;
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{$ENDIF}
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RequireDerivedFormResource := True;
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Application.Scaled := True;
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Application.Initialize;
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Application.CreateForm(TForm1, Form1);
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Application.Run;
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end.
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1357
examples/imagelist_highdpi_designtime/unit1.lfm
Normal file
1357
examples/imagelist_highdpi_designtime/unit1.lfm
Normal file
File diff suppressed because it is too large
Load Diff
56
examples/imagelist_highdpi_designtime/unit1.pas
Normal file
56
examples/imagelist_highdpi_designtime/unit1.pas
Normal file
@ -0,0 +1,56 @@
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unit Unit1;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, Forms, Controls, Graphics, Dialogs, ComCtrls, ImgList,
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Menus;
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type
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{ TForm1 }
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TForm1 = class(TForm)
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ImageList1: TImageList;
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ListView1: TListView;
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MainMenu1: TMainMenu;
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MenuItem1: TMenuItem;
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MenuItem2: TMenuItem;
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MenuItem3: TMenuItem;
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MenuItem4: TMenuItem;
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PageControl1: TPageControl;
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TabSheet1: TTabSheet;
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ToolBar1: TToolBar;
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ToolButton1: TToolButton;
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ToolButton2: TToolButton;
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TreeView1: TTreeView;
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procedure ImageList1GetWidthForPPI(Sender: TCustomImageList; AImageWidth,
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APPI: Integer; var AResultWidth: Integer);
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private
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public
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end;
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var
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Form1: TForm1;
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implementation
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{$R *.lfm}
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{ TForm1 }
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procedure TForm1.ImageList1GetWidthForPPI(Sender: TCustomImageList;
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AImageWidth, APPI: Integer; var AResultWidth: Integer);
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begin
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case AResultWidth of
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20..24: AResultWidth:=22;
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30..36: AResultWidth:=32;
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end;
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end;
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end.
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129
examples/imagelist_highdpi_runtime/dpiimagelist.lpi
Normal file
129
examples/imagelist_highdpi_runtime/dpiimagelist.lpi
Normal file
@ -0,0 +1,129 @@
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<?xml version="1.0" encoding="UTF-8"?>
|
||||
<CONFIG>
|
||||
<ProjectOptions>
|
||||
<Version Value="11"/>
|
||||
<PathDelim Value="\"/>
|
||||
<General>
|
||||
<SessionStorage Value="InProjectDir"/>
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||||
<MainUnit Value="0"/>
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<Title Value="DPIImageList"/>
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<Scaled Value="True"/>
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||||
<ResourceType Value="res"/>
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<UseXPManifest Value="True"/>
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<XPManifest>
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||||
<DpiAware Value="True/PM"/>
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</XPManifest>
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||||
</General>
|
||||
<BuildModes Count="2">
|
||||
<Item1 Name="Debug" Default="True"/>
|
||||
<Item2 Name="Release">
|
||||
<CompilerOptions>
|
||||
<Version Value="11"/>
|
||||
<PathDelim Value="\"/>
|
||||
<Target>
|
||||
<Filename Value="DPIImageList"/>
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||||
</Target>
|
||||
<SearchPaths>
|
||||
<IncludeFiles Value="$(ProjOutDir)"/>
|
||||
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
|
||||
</SearchPaths>
|
||||
<CodeGeneration>
|
||||
<SmartLinkUnit Value="True"/>
|
||||
<Optimizations>
|
||||
<OptimizationLevel Value="3"/>
|
||||
</Optimizations>
|
||||
</CodeGeneration>
|
||||
<Linking>
|
||||
<Debugging>
|
||||
<GenerateDebugInfo Value="False"/>
|
||||
</Debugging>
|
||||
<LinkSmart Value="True"/>
|
||||
<Options>
|
||||
<Win32>
|
||||
<GraphicApplication Value="True"/>
|
||||
</Win32>
|
||||
</Options>
|
||||
</Linking>
|
||||
</CompilerOptions>
|
||||
</Item2>
|
||||
</BuildModes>
|
||||
<PublishOptions>
|
||||
<Version Value="2"/>
|
||||
</PublishOptions>
|
||||
<RunParams>
|
||||
<FormatVersion Value="2"/>
|
||||
<Modes Count="0"/>
|
||||
</RunParams>
|
||||
<RequiredPackages Count="1">
|
||||
<Item1>
|
||||
<PackageName Value="LCL"/>
|
||||
</Item1>
|
||||
</RequiredPackages>
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||||
<Units Count="2">
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<Unit0>
|
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<Filename Value="dpiimagelist.lpr"/>
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<IsPartOfProject Value="True"/>
|
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<UnitName Value="DPIImageList"/>
|
||||
</Unit0>
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||||
<Unit1>
|
||||
<Filename Value="unit1.pas"/>
|
||||
<IsPartOfProject Value="True"/>
|
||||
<ComponentName Value="Form1"/>
|
||||
<HasResources Value="True"/>
|
||||
<ResourceBaseClass Value="Form"/>
|
||||
<UnitName Value="Unit1"/>
|
||||
</Unit1>
|
||||
</Units>
|
||||
</ProjectOptions>
|
||||
<CompilerOptions>
|
||||
<Version Value="11"/>
|
||||
<PathDelim Value="\"/>
|
||||
<Target>
|
||||
<Filename Value="DPIImageList"/>
|
||||
</Target>
|
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<SearchPaths>
|
||||
<IncludeFiles Value="$(ProjOutDir)"/>
|
||||
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
|
||||
</SearchPaths>
|
||||
<Parsing>
|
||||
<SyntaxOptions>
|
||||
<IncludeAssertionCode Value="True"/>
|
||||
</SyntaxOptions>
|
||||
</Parsing>
|
||||
<CodeGeneration>
|
||||
<Checks>
|
||||
<IOChecks Value="True"/>
|
||||
<RangeChecks Value="True"/>
|
||||
<OverflowChecks Value="True"/>
|
||||
<StackChecks Value="True"/>
|
||||
</Checks>
|
||||
<VerifyObjMethodCallValidity Value="True"/>
|
||||
</CodeGeneration>
|
||||
<Linking>
|
||||
<Debugging>
|
||||
<DebugInfoType Value="dsDwarf2Set"/>
|
||||
<UseHeaptrc Value="True"/>
|
||||
<TrashVariables Value="True"/>
|
||||
<UseExternalDbgSyms Value="True"/>
|
||||
</Debugging>
|
||||
<Options>
|
||||
<Win32>
|
||||
<GraphicApplication Value="True"/>
|
||||
</Win32>
|
||||
</Options>
|
||||
</Linking>
|
||||
</CompilerOptions>
|
||||
<Debugging>
|
||||
<Exceptions Count="3">
|
||||
<Item1>
|
||||
<Name Value="EAbort"/>
|
||||
</Item1>
|
||||
<Item2>
|
||||
<Name Value="ECodetoolError"/>
|
||||
</Item2>
|
||||
<Item3>
|
||||
<Name Value="EFOpenError"/>
|
||||
</Item3>
|
||||
</Exceptions>
|
||||
</Debugging>
|
||||
</CONFIG>
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||||
26
examples/imagelist_highdpi_runtime/dpiimagelist.lpr
Normal file
26
examples/imagelist_highdpi_runtime/dpiimagelist.lpr
Normal file
@ -0,0 +1,26 @@
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program DPIImageList;
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{$mode objfpc}{$H+}
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uses
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{$IFDEF UNIX}{$IFDEF UseCThreads}
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cthreads,
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{$ENDIF}{$ENDIF}
|
||||
Interfaces, // this includes the LCL widgetset
|
||||
Forms, Unit1
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{ you can add units after this };
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||||
|
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{$R *.res}
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begin
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Application.Title := 'DPIImageList';
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Application.Scaled := True;
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{$IF DECLARED(GlobalSkipIfNoLeaks)}
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GlobalSkipIfNoLeaks := True;
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||||
{$ENDIF}
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||||
RequireDerivedFormResource := True;
|
||||
Application.Initialize;
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Application.CreateForm(TForm1, Form1);
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Application.Run;
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end.
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8
examples/imagelist_highdpi_runtime/unit1.lfm
Normal file
8
examples/imagelist_highdpi_runtime/unit1.lfm
Normal file
@ -0,0 +1,8 @@
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object Form1: TForm1
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Left = 509
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Height = 240
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Top = 186
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Width = 320
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Caption = 'Form1'
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LCLVersion = '1.9.0.0'
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end
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227
examples/imagelist_highdpi_runtime/unit1.pas
Normal file
227
examples/imagelist_highdpi_runtime/unit1.pas
Normal file
@ -0,0 +1,227 @@
|
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unit Unit1;
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|
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{$mode objfpc}{$H+}
|
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||||
interface
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||||
|
||||
uses
|
||||
Classes, SysUtils, Forms, Controls, Graphics, Dialogs, ImgList, ComCtrls,
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||||
Menus, StdCtrls, LCLIntf;
|
||||
|
||||
type
|
||||
TForm1 = class(TForm)
|
||||
private
|
||||
IL: TImageList;
|
||||
procedure ILOnGetWidthForImagePPI(Sender: TCustomImageList; AImageWidth,
|
||||
APPI: Integer; var AResultWidth: Integer);
|
||||
protected
|
||||
procedure DoCreate; override;
|
||||
end;
|
||||
|
||||
TImageListHelper = class helper for TImageList
|
||||
public
|
||||
procedure AddPNGsFromFiles(const aFileNames: array of string);
|
||||
procedure AddLazarusPNGs(const aBaseFileName: string);
|
||||
procedure AddIconFromFile(const aFileName: string);
|
||||
end;
|
||||
|
||||
var
|
||||
Form1: TForm1;
|
||||
|
||||
implementation
|
||||
|
||||
{$R *.lfm}
|
||||
|
||||
{ TImageListHelper }
|
||||
|
||||
procedure TImageListHelper.AddPNGsFromFiles(const aFileNames: array of string);
|
||||
var
|
||||
xPNG: array of TCustomBitmap;
|
||||
xFileName: string;
|
||||
I: Integer;
|
||||
begin
|
||||
SetLength(xPNG, Length(aFileNames));
|
||||
try
|
||||
for I := 0 to High(aFileNames) do
|
||||
begin
|
||||
xFileName := aFileNames[I];
|
||||
xPNG[I] := TPortableNetworkGraphic.Create;
|
||||
xPNG[I].LoadFromFile(xFileName);
|
||||
end;
|
||||
AddMultipleResolutions(xPNG);
|
||||
finally
|
||||
for I := 0 to High(aFileNames) do
|
||||
xPNG[I].Free;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure TImageListHelper.AddIconFromFile(const aFileName: string);
|
||||
var
|
||||
xICO: TIcon;
|
||||
begin
|
||||
xICO := TIcon.Create;
|
||||
try
|
||||
xICO.LoadFromFile(aFileName);
|
||||
AddIcon(xICO);
|
||||
finally
|
||||
xICO.Free;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure TImageListHelper.AddLazarusPNGs(const aBaseFileName: string);
|
||||
var
|
||||
A: array of string;
|
||||
const
|
||||
BaseDir = '..'+PathDelim+'..'+PathDelim+'images'+PathDelim+'menu'+PathDelim;
|
||||
begin
|
||||
SetLength(A, 3);
|
||||
A[0] := BaseDir+aBaseFileName+'.png';
|
||||
A[1] := BaseDir+aBaseFileName+'_150.png';
|
||||
A[2] := BaseDir+aBaseFileName+'_200.png';
|
||||
|
||||
AddPNGsFromFiles(A);
|
||||
end;
|
||||
|
||||
{ TForm1 }
|
||||
|
||||
procedure TForm1.DoCreate;
|
||||
var
|
||||
MI, MI2: TMenuItem;
|
||||
MM: TMainMenu;
|
||||
TS: TTabSheet;
|
||||
Lbl: TLabel;
|
||||
PC: TPageControl;
|
||||
TB16, TB24: TToolBar;
|
||||
Btn: TToolButton;
|
||||
I: Integer;
|
||||
LV: TListView;
|
||||
PM: TPopupMenu;
|
||||
begin
|
||||
inherited DoCreate;
|
||||
|
||||
IL := TImageList.Create(Self);
|
||||
IL.RegisterResolutions([16, 24, 32]);
|
||||
IL.AddLazarusPNGs('menu_undo');
|
||||
IL.AddLazarusPNGs('menu_redo');
|
||||
IL.AddIconFromFile('..'+PathDelim+'..'+PathDelim+'images'+PathDelim+'mainiconproject.ico');
|
||||
IL.OnGetWidthForPPI := @ILOnGetWidthForImagePPI;
|
||||
IL.Scaled := True;
|
||||
|
||||
TB16 := TToolBar.Create(Self);
|
||||
TB16.Parent := Self;
|
||||
TB16.Images := IL;
|
||||
TB16.ImagesWidth := 16;
|
||||
TB16.AutoSize := True;
|
||||
|
||||
TB24 := TToolBar.Create(Self);
|
||||
TB24.Parent := Self;
|
||||
TB24.Images := IL;
|
||||
TB24.ImagesWidth := 24;
|
||||
TB24.ButtonWidth := Scale96ToForm(30);
|
||||
TB24.ButtonHeight := Scale96ToForm(30);
|
||||
TB24.Height := TB24.ButtonHeight;
|
||||
TB24.Caption := '24px image';
|
||||
|
||||
for I := 0 to 2 do
|
||||
begin
|
||||
Btn := TToolButton.Create(Self);
|
||||
Btn.Parent := TB16;
|
||||
Btn.ImageIndex := I;
|
||||
end;
|
||||
Lbl := TLabel.Create(Self);
|
||||
Lbl.Parent := TB16;
|
||||
Lbl.Caption := '16px image';
|
||||
|
||||
for I := 0 to 2 do
|
||||
begin
|
||||
Btn := TToolButton.Create(Self);
|
||||
Btn.Parent := TB24;
|
||||
Btn.ImageIndex := I;
|
||||
end;
|
||||
Lbl := TLabel.Create(Self);
|
||||
Lbl.Parent := TB24;
|
||||
Lbl.Caption := '24px image';
|
||||
|
||||
|
||||
PC := TPageControl.Create(Self);
|
||||
PC.Images := IL;
|
||||
PC.ImagesWidth := 32;
|
||||
TS := PC.AddTabSheet;
|
||||
TS.ImageIndex := 0;
|
||||
Lbl := TLabel.Create(Self);
|
||||
Lbl.Caption := 'All controls&&images are served by 1 image list and no DPI-aware runtime code!';
|
||||
Lbl.WordWrap := True;
|
||||
Lbl.Parent := TS;
|
||||
Lbl.BorderSpacing.Around := 6;
|
||||
Lbl.Align := alClient;
|
||||
|
||||
TS := PC.AddTabSheet;
|
||||
TS.ImageIndex := 1;
|
||||
PC.Parent := Self;
|
||||
PC.Align := alClient;
|
||||
|
||||
MM := TMainMenu.Create(Self);
|
||||
MM.Images := IL;
|
||||
|
||||
MI := TMenuItem.Create(Self);
|
||||
MI.Caption := 'main menu';
|
||||
MI.ImageIndex := 0;
|
||||
MI.SubMenuImages := IL;
|
||||
MI.SubMenuImagesWidth := 32;
|
||||
MM.Items.Add(MI);
|
||||
|
||||
MI2 := TMenuItem.Create(Self);
|
||||
MI2.Caption := 'sub1';
|
||||
MI2.ImageIndex := 0;
|
||||
MI.Add(MI2);
|
||||
|
||||
MI2 := TMenuItem.Create(Self);
|
||||
MI2.Caption := 'sub2';
|
||||
MI2.ImageIndex := 1;
|
||||
MI.Add(MI2);
|
||||
|
||||
PM := TPopupMenu.Create(Self);
|
||||
PM.Images := IL;
|
||||
|
||||
MI2 := TMenuItem.Create(Self);
|
||||
MI2.Caption := 'sub1';
|
||||
MI2.ImageIndex := 0;
|
||||
PM.Items.Add(MI2);
|
||||
|
||||
MI2 := TMenuItem.Create(Self);
|
||||
MI2.Caption := 'sub2';
|
||||
MI2.ImageIndex := 1;
|
||||
PM.Items.Add(MI2);
|
||||
|
||||
TB16.PopupMenu := PM;
|
||||
|
||||
LV := TListView.Create(Self);
|
||||
LV.Parent := TS;
|
||||
LV.Align := alClient;
|
||||
LV.LargeImages := IL;
|
||||
LV.LargeImagesWidth := 46;
|
||||
LV.ViewStyle := vsIcon;
|
||||
with LV.Items.Add do
|
||||
begin
|
||||
ImageIndex := 0;
|
||||
Caption := 'one';
|
||||
end;
|
||||
with LV.Items.Add do
|
||||
begin
|
||||
ImageIndex := 1;
|
||||
Caption := 'two';
|
||||
end;
|
||||
|
||||
TS := PC.AddTabSheet;
|
||||
TS.ImageIndex := 2;
|
||||
end;
|
||||
|
||||
procedure TForm1.ILOnGetWidthForImagePPI(Sender: TCustomImageList; AImageWidth,
|
||||
APPI: Integer; var AResultWidth: Integer);
|
||||
begin
|
||||
if (AImageWidth=24) and (AResultWidth=36) then
|
||||
AResultWidth := 32;
|
||||
end;
|
||||
|
||||
end.
|
||||
|
||||
Loading…
Reference in New Issue
Block a user