Lazarus 0.9.28 release notes

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Lazarus 0.9.28 is not yet released. This page is under construction!

Statistics:

1. commits: xxx
2. log: svn log -r xxxx:xxxx
3. resolved bug tracker issues: xxx

LCL Interfaces major changes

• Gtk2 is now default widgetset on linux
• Windows CE: Implemented TCalendar, TFloatSpinEdit, TOpenDialog and TSaveDialog.
• Windows Vista, Window 7: reimplemented TBitBtn, TPopupMenu, TMainMenu drawing, fixed problems with auro snap feature.

LCL major changes

• TFrame was added
• TPen: cosmetic/geometric, Join Style, End Cap Style. For more information, see blog.
• Most of component properties now have default values => smaller .lfm files.
• TMonitor class: multi-monitor support.
• Refactoring of LCL-Interface interface interoperability => size of empty form application was reduced by 17-18% (qt, win32)and 15-16% for Gtk applications.
• TreeView component got editing support and misc visual enhancements.
• new properties: TBitBtn.GlyphShowMode, TApplication.ShowButtonGlyphs which turn visibility of glyphs on buttons for every single button or for whole application. For more information, see blog.
• New components: TShellTreeView - A TreeView that shows drives and directories and/or files, TShellListView - A ListView to show directories and/or files and TFilterComboBox - A ComboBox specialized in file name filters. Easy to use properties are provided to connect these components together.

LCL minor changes

• TColorBox, TColorListBox has been rewritten. Now they are more delphi compatible.
• TColorDialog.CustomColors has been added.
• Added support for os/2 bitmap format
• TCanvas.LineTo and TCanvas.MoveTo are no longer virtual. Override DoLineTo and DoMoveTo instead.
• TMouseButtons added mbExtra1, mbExtra2. Support for 5 Button Mouse (Windows only)

IDE changes

• New IDE options dialog combines environments, editor, codetools, code explorer, debugger and help options. A new api is introduced to add custom IDE settings into IDE options dialog.
• The deprecated jitform were removed. They used a dirty trick to create methods at design time. This trick is no longer needed.
• Project enhancements:
  • Application icon has been added to the Project Options.
  • Application icon, Version information and XP manifest are merged into one .rc file which has the same name as project main file (.lpi)
  • .lrs files can now be saved/auto created in the project output directory (disable in Project / Project Options / Miscellaneous / save .lrs file in the output directory). This way you no longer need to store the .lrs files in the svn/cvs repository.
  • more compiler options can be tuned using compiler options dialog:
    • warnings and hints to be shown by compiler
    • use external debug symbols file (-Xg)
    • generate dwarf debug information (-gw)

• Editor enhancements:
  • Display of "double width" fonts (Eastern, Japanese, Chinese, Arabic, ...)
  • adjustable gutter
  • showing line changes on gutter
  • customizable colors for more elements
  • code folding:
    • support for $region
    • more structures can be folded
    • Copy and Paste folded text
    • Saving fold info to session
  • Configurable Mouse behaviour
  • Highlighting of Begin/End pairs and "all occurrences of word under caret"
  • code-templates have $param() macro. Allow editing several inputs for a template. See here
  • Syncro-Edit mode: Edit several occurrences of the same word simultaneously. See here
  • Persistent Blocks
  • Option to Hide Mouse-Cursor, when typing

• Object inspector enhancements:
  • customizable colors for more elements
  • non-default values can be shown bold, better detection of default/non-default values
  • gutter
  • information box
  • show events for nested properties

• Form designer enhancements:
  • non-visual components can be drawn with captions
  • copy/paste component now includes events

• Jedi code formatter has been integrated (without an ability to customize settings at moment): use Ctrl+D to format your source code

• Codetools enhancements:
  • empty published methods (event handlers) can be removed automatically on unit save
  • renaming of some unit will update references in other project units
  • remove unused units tool
  • new code macro ofall. See the demo here.
  • automatic block completion. For example adding end; after typing begin

• Code explorer enhancements:
  • Code Observer section (misc notes about code), turn on in code explorer options

• Debugging:
  • Assembler window
  • Call stack dialog improvements: icons for entries, сlicking on valid source line can be used to toggle breakpoint for that line, for those stack entries which have no source line an address is shown.
  • Lines which are present in executable are shown as dots in the source editor gutter.
  • New debugger exception notification dialog with ability to turn off notification for this exception and continue execution is shown instead of old exception dialog
  • EAbort exception is added to the default list of exceptions to skip (all new projects skips this exception by default)
  • Breakpoint properties dialog

• IDEIntf:
  • TNewIDEItemCategory is no longer abstract. RegisterNewItemCategory now expects a real category class, which is needed for localization. You can use instead: RegisterNewItemCategory(TNewIDEItemCategory.Create('Name of your category'));

• Misc:
  • Most of dialogs were reviewed to support multi-monitor systems
  • Glyphs are not visibile by default on all command buttons in Windows (can be changed in IDE options -> Desktop)
  • new macros ProjOutDir and Env, see IDE Macros in paths and filenames

Components

• TAChart
  • Design-time series editor
  • Marks for all types of series
  • Function series
  • Many minor improvements and bugfixes

• TDBGrid
  • Images in column titles