526954c596
Use "wxWindows licence" and not "wxWidgets licence" (the latter doesn't exist) and consistently spell "licence" using British spelling. See #12165. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64940 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1047 lines
33 KiB
C++
1047 lines
33 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: samples.h
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// Purpose: Samples page of the Doxygen manual
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// Author: wxWidgets team
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// RCS-ID: $Id: utilities.h 52634 2008-03-20 13:45:17Z VS $
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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/**
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@page page_samples Samples Overview
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@brief Overview of the examples provided with wxWidgets.
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Probably the best way to learn wxWidgets is by reading the source of some 80+
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samples provided with it. Many aspects of wxWidgets programming can be learnt
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from them, but sometimes it is not simple to just choose the right sample to
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look at. This overview aims at describing what each sample does/demonstrates to
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make it easier to find the relevant one if a simple grep through all sources
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didn't help. They also provide some notes about using the samples and what
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features of wxWidgets are they supposed to test.
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There are currently more than 80 different samples as part of wxWidgets:
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the list in this page is not complete!
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You should start your tour of wxWidgets with the @ref page_samples_minimal
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which is the wxWidgets version of "Hello, world!".
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It shows the basic structure of wxWidgets program and is the most commented
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sample of all - looking at its source code is recommended.
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The next most useful sample is @ref page_samples_widgets which shows many of
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wxWidgets controls, such as buttons, text entry zones, list boxes, check boxes,
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combo boxes etc. It is organized in many different source files, one per each
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control, which makes it easier to study it, and also allows to change various
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control styles and call its methods interactively.
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Other, more complicated controls, have their own samples. In this category you
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may find the following samples showing the corresponding controls:
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@li wxCalendarCtrl: @ref page_samples_calendar
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@li wxListCtrl: @ref page_samples_listctrl
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@li wxTreeCtrl: @ref page_samples_treectrl
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@li wxGrid: @ref page_samples_grid
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@li wxDataViewCtrl: @ref page_samples_dataview
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Finally, here is the full list of samples:
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<!--
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The following sample list is generated by executing command
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ls -1 | egrep '[a-z]+' | egrep '^[a-z]+/$' | sed 's/^/@li @sample\{/' | sed 's///$/\}/'
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in wxWidgets/samples
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TODO: Organize them in a more human-readable way.
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-->
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@beginInvisibleTable
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<tr><td>
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@li @sample{access}
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@li @sample{animate}
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@li @sample{artprov}
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@li @sample{aui}
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@li @sample{calendar}
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@li @sample{caret}
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@li @sample{clipboard}
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@li @sample{collpane}
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@li @sample{combo}
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@li @sample{config}
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@li @sample{console}
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@li @sample{controls}
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@li @sample{dataview}
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@li @sample{debugrpt}
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@li @sample{dialogs}
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@li @sample{dialup}
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@li @sample{display}
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@li @sample{dnd}
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@li @sample{docview}
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@li @sample{dragimag}
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@li @sample{drawing}
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@li @sample{erase}
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@li @sample{event}
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@li @sample{except}
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@li @sample{exec}
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@li @sample{flash}
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@li @sample{font}
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</td><td>
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@li @sample{grid}
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@li @sample{help}
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@li @sample{htlbox}
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@li @sample{html}
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@li @sample{image}
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@li @sample{internat}
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@li @sample{ipc}
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@li @sample{joytest}
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@li @sample{keyboard}
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@li @sample{layout}
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@li @sample{listctrl}
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@li @sample{mdi}
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@li @sample{mediaplayer}
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@li @sample{memcheck}
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@li @sample{menu}
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@li @sample{mfc}
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@li @sample{minimal}
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@li @sample{nativdlg}
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@li @sample{notebook}
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@li @sample{oleauto}
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@li @sample{opengl}
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@li @sample{ownerdrw}
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@li @sample{popup}
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@li @sample{power}
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@li @sample{printing}
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@li @sample{propgrid}
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</td><td>
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@li @sample{regtest}
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@li @sample{render}
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@li @sample{richtext}
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@li @sample{sashtest}
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@li @sample{scroll}
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@li @sample{shaped}
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@li @sample{sockets}
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@li @sample{sound}
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@li @sample{splash}
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@li @sample{splitter}
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@li @sample{statbar}
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@li @sample{stc}
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@li @sample{svg}
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@li @sample{taborder}
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@li @sample{taskbar}
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@li @sample{text}
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@li @sample{thread}
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@li @sample{toolbar}
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@li @sample{treectrl}
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@li @sample{typetest}
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@li @sample{validate}
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@li @sample{vscroll}
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@li @sample{widgets}
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@li @sample{wizard}
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@li @sample{wrapsizer}
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@li @sample{xrc}
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</td></tr>
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@endTable
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<hr>
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Notice that all wxWidgets samples mentioned above can be found in @c samples
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subdirectory of the library distribution. When a @c foobar sample is mentioned
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below, its sources can be found in @c samples/foobar directory of your
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wxWidgets tree. If you installed wxWidgets from a binary package, you might not
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have this directory. In this case, you may view the samples online at
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http://svn.wxwidgets.org/viewvc/wx/wxWidgets/trunk/samples/ but you need to
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download the source distribution in order to be able to build them (highly
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recommended).
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Final advice is to do a search in the entire samples directory if you can't
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find the sample showing the control you are interested in by name. Most classes
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contained in wxWidgets occur in at least one of the samples.
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@todo Write descriptions for the samples who description started with
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"This sample demonstrates", they are semi-auto generated.
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@section page_samples_access Accessibility Sample
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This sample shows how you can use the wxAccessible classes in a
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simple GUI program.
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@buildwith{wxUSE_ACCESSIBILITY}
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@sampledir{access}
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@section page_samples_animate Animation Sample
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This sample shows how you can use wxAnimationCtrl
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control and shows concept of a platform-dependent animation encapsulated
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in wxAnimation.
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@sampledir{animate}
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@section page_samples_artprov Art Provider Sample
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This sample shows how you can customize the look of standard
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wxWidgets dialogs by replacing default bitmaps/icons with your own versions.
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It also shows how you can use wxArtProvider to
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get stock bitmaps for use in your application.
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@sampledir{artprov}
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@section page_samples_aui Advanced User Interface Sample
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@sampleabout{@ref overview_aui "AUI classes"}
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@sampledir{aui}
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@section page_samples_calendar Calendar Sample
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This sample shows the calendar control in action. It
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shows how to configure the control (see the different options in the calendar
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menu) and also how to process the notifications from it.
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@sampledir{calendar}
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@section page_samples_caret Caret Sample
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@sampleabout{wxCaret}
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@sampledir{caret}
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@section page_samples_collpane Collapsible Pane Sample
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@sampleabout{wxCollapsiblePane}
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@sampledir{collpane}
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@section page_samples_combo Combo Sample
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@sampleabout{wxComboBox\, wxComboCtrl and wxOwnerDrawnComboBox etc}
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@sampledir{combo}
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@section page_samples_config Configuration Sample
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This sample demonstrates the wxConfig classes in a platform
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independent way, i.e. it uses text based files to store a given configuration under
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Unix and uses the Registry under Windows.
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See @ref overview_config for the descriptions of all features of this class.
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@sampledir{config}
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@section page_samples_console Console Program Sample
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@sampleabout{a console program}
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@sampledir{console}
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@section page_samples_controls Controls Sample
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The controls sample is the main test program for most simple controls used in
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wxWidgets. The sample tests their basic functionality, events, placement,
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modification in terms of colour and font as well as the possibility to change
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the controls programmatically, such as adding an item to a list box etc. Apart
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from that, the sample uses a wxNotebook and tests most
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features of this special control (using bitmap in the tabs, using
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wxSizer instances and wxLayoutConstraints within notebook pages, advancing pages
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programmatically and vetoing a page change by intercepting the wxNotebookEvent.
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The various controls tested are listed here:
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@li wxButton
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@li wxBitmapButton
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@li wxCheckBox
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@li wxChoice
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@li wxComboBox
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@li wxGauge
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@li wxStaticBox
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@li wxListBox
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@li wxSpinCtrl
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@li wxSpinButton
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@li wxStaticText
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@li wxStaticBitmap
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@li wxRadioBox
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@li wxRadioButton
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@li wxSlider
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@sampledir{controls}
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@section page_samples_dataview wxDataViewCtrl Sample
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@sampleabout{wxDataViewCtrl}
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@sampledir{dataview}
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@section page_samples_clipboard Clipboard Sample
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@sampleabout{wxClipboard}
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@sampledir{clipboard}
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@section page_samples_debugrpt Debug Reporter Sample
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This sample shows how to use wxDebugReport class to
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generate a debug report in case of a program crash or otherwise. On start up,
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it proposes to either crash itself (by dereferencing a NULL pointer) or
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generate debug report without doing it. Next it initializes the debug report
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with standard information adding a custom file to it (just a timestamp) and
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allows to view the information gathered using
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wxDebugReportPreview.
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For the report processing part of the sample to work you should make available
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a Web server accepting form uploads, otherwise
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wxDebugReportUpload will report an error.
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@buildwith{wxUSE_DEBUGREPORT, wxUSE_ON_FATAL_EXCEPTION}
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@sampledir{debugrpt}
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@section page_samples_dialogs Dialogs Sample
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This sample shows how to use the common dialogs available from wxWidgets. These
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dialogs are described in detail in the @ref overview_cmndlg.
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@sampledir{dialogs}
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@section page_samples_dialup Dialup Sample
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This sample shows the wxDialUpManager
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class. In the status bar, it displays the information gathered through its
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interface: in particular, the current connection status (online or offline) and
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whether the connection is permanent (in which case a string `LAN' appears in
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the third status bar field - but note that you may be on a LAN not
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connected to the Internet, in which case you will not see this) or not.
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Using the menu entries, you may also dial or hang up the line if you have a
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modem attached and (this only makes sense for Windows) list the available
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connections.
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@sampledir{dialup}
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@section page_samples_display Display Sample
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@sampleabout{wxDisplay}
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@sampledir{display}
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@section page_samples_dnd Drag & Drop Sample
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This sample shows both clipboard and drag and drop in action. It is quite non
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trivial and may be safely used as a basis for implementing the clipboard and
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drag and drop operations in a real-life program.
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When you run the sample, its screen is split in several parts. On the top,
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there are two listboxes which show the standard derivations of
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wxDropTarget:
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wxTextDropTarget and
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wxFileDropTarget.
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The middle of the sample window is taken by the log window which shows what is
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going on (of course, this only works in debug builds) and may be helpful to see
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the sequence of steps of data transfer.
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Finally, the last part is used for dragging text from it to either one of the
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listboxes (only one will accept it) or another application. The last
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functionality available from the main frame is to paste a bitmap from the
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clipboard (or, in the case of the Windows version, also a metafile) - it will be
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shown in a new frame.
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So far, everything we mentioned was implemented with minimal amount of code
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using standard wxWidgets classes. The more advanced features are demonstrated
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if you create a shape frame from the main frame menu. A shape is a geometric
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object which has a position, size and color. It models some
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application-specific data in this sample. A shape object supports its own
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private wxDataFormat which means that you may cut and
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paste it or drag and drop (between one and the same or different shapes) from
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one sample instance to another (or the same). However, chances are that no
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other program supports this format and so shapes can also be rendered as
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bitmaps which allows them to be pasted/dropped in many other applications
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(and, under Windows, also as metafiles which are supported by most of Windows
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programs as well - try Write/Wordpad, for example).
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Take a look at DnDShapeDataObject class to see how you may use
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wxDataObject to achieve this.
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@sampledir{dnd}
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@section page_samples_docview Document/View Sample
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@sampleabout{@ref overview_docview}
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@sampledir{docview}
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@see @sample{mdi}
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@section page_samples_dragimag Drag Image Sample
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@sampleabout{wxDragImage}
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@sampledir{dragimag}
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@section page_samples_drawing Drawing Sample
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@sampleabout{the drawing ability of wxDC}
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@sampledir{drawing}
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@section page_samples_erase Erase Event Sample
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@sampleabout{wxEraseEvent}
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@sampledir{erase}
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@section page_samples_event Event Sample
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This sample demonstrates various features of the wxWidgets events. It
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shows how to dynamic events and connecting/disconnecting the event handlers
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during run time by using wxEvtHandler::Connect() and wxEvtHandler::Disconnect(),
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and also how to use wxWindow::PushEventHandler() and wxWindow::PopEventHandler().
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@sampledir{event}
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@section page_samples_except Exception Sample
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This very simple sample shows how to use C++ exceptions in wxWidgets programs,
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i.e. where to catch the exception which may be thrown by the program code. It
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doesn't do anything very exciting by itself, you need to study its code to
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understand what goes on.
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<b>Build Note:</b>
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You need to build the library with @c wxUSE_EXCEPTIONS being set to @c 1
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and compile your code with C++ exceptions support to be able to build this
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sample.
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@sampledir{except}
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@section page_samples_exec External Program Execution Sample
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The exec sample demonstrates the wxExecute and
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wxShell functions. Both of them are used to execute the
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external programs and the sample shows how to do this synchronously (waiting
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until the program terminates) or asynchronously (notification will come later).
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It also shows how to capture the output of the child process in both
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synchronous and asynchronous cases and how to kill the processes with
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wxProcess::Kill() and test for their existence with
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wxProcess::Exists().
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@sampledir{exec}
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@section page_samples_flash Flash Sample
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The flash sample demonstrates embedding of Adobe Flash into a wxWidgets
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program. Currently it only works under Windows as it uses the Flash ActiveX
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control to achieve this but we hope to be able to extend it to also work under
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other platforms in the future. The sample also currently requires Microsoft
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Visual C++ compiler as it uses COM support extensions specific to this
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compiler.
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The sample comes with 2 Flash files (SWF), showing a simple Flash animation
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which can be controlled using the "Play", "Stop" and "Back"/"Forward" buttons
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in the sample as well as a Flash form which shows how Flash and wxWidgets
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program can exchange data: calling "GetText" function without arguments returns
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the text of the text control defined inside Flash and calling "SetText" with an
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argument sets the control contents to the given string. Finally clicking on the
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button generates an event which is caught by the C++ program.
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@section page_samples_font Font Sample
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The font sample demonstrates wxFont,
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wxFontEnumerator and
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wxFontMapper classes. It allows you to see the fonts
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available (to wxWidgets) on the computer and shows all characters of the
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chosen font as well.
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@sampledir{font}
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@section page_samples_grid Grid Sample
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@sampleabout{wxGrid}
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@sampledir{grid}
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@section page_samples_help Help Sample
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@sampleabout{wxHelpController}
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@sampledir{help}
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@section page_samples_html HTML Sample
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Eight HTML samples cover all features of the HTML sub-library.
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@li @b Test demonstrates how to create wxHtmlWindow
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and also shows most supported HTML tags.
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@li @b Widget shows how you can embed ordinary controls or windows within an
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HTML page. It also nicely explains how to write new tag handlers and extend
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the library to work with unsupported tags.
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@li @b About may give you an idea how to write good-looking About boxes.
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@li @b Zip demonstrates use of virtual file systems in wxHTML. The zip archives
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handler (ships with wxWidgets) allows you to access HTML pages stored
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in a compressed archive as if they were ordinary files.
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@li @b Virtual is yet another virtual file systems demo. This one generates pages at run-time.
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You may find it useful if you need to display some reports in your application.
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@li @b Printing explains use of wxHtmlEasyPrinting
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class which serves as as-simple-as-possible interface for printing HTML
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documents without much work. In fact, only few function calls are sufficient.
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@li @b Help and @b Helpview are variations on displaying HTML help
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(compatible with MS HTML Help Workshop). @e Help shows how to embed
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wxHtmlHelpController in your application
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while @e Helpview is a simple tool that only pops up the help window and
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displays help books given at command line.
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@sampledir{html}
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@section page_samples_htlbox HTML List Box Sample
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@sampleabout{wxHtmlListBox}
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@sampledir{htlbox}
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@section page_samples_image Image Sample
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The image sample demonstrates use of the wxImage class
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and shows how to download images in a variety of formats, currently PNG, GIF,
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TIFF, JPEG, BMP, PNM and PCX. The top of the sample shows two rectangles, one
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of which is drawn directly in the window, the other one is drawn into a
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wxBitmap, converted to a wxImage, saved as a PNG image
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and then reloaded from the PNG file again so that conversions between wxImage
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and wxBitmap as well as loading and saving PNG files are tested.
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At the bottom of the main frame there is a test for using a monochrome bitmap by
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drawing into a wxMemoryDC. The bitmap is then drawn
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specifying the foreground and background colours with
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wxDC::SetTextForeground() and
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wxDC::SetTextBackground() (on the left). The
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bitmap is then converted to a wxImage and the foreground colour (black) is
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replaced with red using wxImage::Replace().
|
|
|
|
This sample also contains the code for testing the image rotation and resizing
|
|
and using raw bitmap access, see the corresponding menu commands.
|
|
|
|
@sampledir{image}
|
|
|
|
@section page_samples_internat Internationalization Sample
|
|
|
|
The not very clearly named internat sample demonstrates the wxWidgets
|
|
internationalization (i18n for short from now on) features. To be more
|
|
precise, it only shows localization support, i.e. support for translating the
|
|
program messages into another language while true i18n would also involve
|
|
changing the other aspects of the programs behaviour.
|
|
|
|
More information about this sample can be found in the @c readme.txt file in
|
|
its directory. Please also see the @ref overview_i18n.
|
|
|
|
@sampledir{internat}
|
|
|
|
@section page_samples_ipc Connection Sample
|
|
|
|
@sampleabout{wxConnection}
|
|
|
|
@sampledir{ipc}
|
|
|
|
@section page_samples_joytest Joystick Sample
|
|
|
|
@sampleabout{wxJoystick}
|
|
|
|
@sampledir{joytest}
|
|
|
|
@section page_samples_keyboard Key Event Sample
|
|
|
|
@sampleabout{wxKeyEvent}
|
|
|
|
@sampledir{keyboard}
|
|
|
|
@section page_samples_layout Layout Sample
|
|
|
|
The layout sample demonstrates the two different layout systems offered
|
|
by wxWidgets. When starting the program, you will see a frame with some
|
|
controls and some graphics. The controls will change their size whenever
|
|
you resize the entire frame and the exact behaviour of the size changes
|
|
is determined using the wxLayoutConstraints
|
|
class. See also the overview and the
|
|
wxIndividualLayoutConstraint
|
|
class for further information.
|
|
|
|
The menu in this sample offers two more tests, one showing how to use
|
|
a wxBoxSizer in a simple dialog and the other one
|
|
showing how to use sizers in connection with a wxNotebook
|
|
class. See also wxSizer.
|
|
|
|
@sampledir{layout}
|
|
|
|
@section page_samples_listctrl List Control Sample
|
|
|
|
This sample shows the wxListCtrl control. Different modes
|
|
supported by the control (list, icons, small icons, report) may be chosen from
|
|
the menu.
|
|
|
|
The sample also provides some timings for adding/deleting/sorting a lot of
|
|
(several thousands) items into the control.
|
|
|
|
@sampledir{listctrl}
|
|
|
|
@section page_samples_mdi MDI Sample
|
|
|
|
@sampleabout{MDI}
|
|
|
|
@see @sample{docview}
|
|
|
|
@sampledir{mdi}
|
|
|
|
@section page_samples_mediaplayer Mediaplayer Sample
|
|
|
|
This sample demonstrates how to use all the features of
|
|
wxMediaCtrl and play various types of sound, video,
|
|
and other files.
|
|
|
|
It replaces the old @c dynamic sample.
|
|
|
|
@sampledir{mediaplayer}
|
|
|
|
@section page_samples_memcheck Memory Checking Sample
|
|
|
|
@sampleabout{memory tracing using wxDebugContext}
|
|
|
|
@sampledir{memcheck}
|
|
|
|
@buildwith{wxUSE_MEMORY_TRACING, wxUSE_DEBUG_CONTEXT}
|
|
|
|
@section page_samples_menu Menu Sample
|
|
|
|
@sampleabout{wxMenu classes}
|
|
|
|
@sampledir{menu}
|
|
|
|
@section page_samples_mfc MFC Sample
|
|
|
|
@sampleabout{how to mix MFC and wxWidgets code}
|
|
It pops up an initial wxWidgets frame, with a menu item
|
|
that allows a new MFC window to be created.
|
|
|
|
For build instructions please read IMPORTANT NOTES in @c mfctest.cpp.
|
|
|
|
@onlyfor{wxmsw}
|
|
|
|
@sampledir{mfc}
|
|
|
|
@section page_samples_minimal Minimal Sample
|
|
|
|
The minimal sample is what most people will know under the term Hello World,
|
|
i.e. a minimal program that doesn't demonstrate anything apart from what is
|
|
needed to write a program that will display a "hello" dialog. This is usually
|
|
a good starting point for learning how to use wxWidgets.
|
|
|
|
@sampledir{minimal}
|
|
|
|
@section page_samples_nativdlg Native Windows Dialog Sample
|
|
|
|
@sampleabout{native windows dialog}
|
|
|
|
@onlyfor{wxmsw}
|
|
|
|
@sampledir{nativdlg}
|
|
|
|
@section page_samples_notebook Notebook Sample
|
|
|
|
This samples shows wxBookCtrl family of controls.
|
|
Although initially it was written to demonstrate wxNotebook
|
|
only, it can now be also used to see wxListbook,
|
|
wxChoicebook and wxTreebook in action.
|
|
Test each of the controls, their orientation, images and pages using
|
|
commands through menu.
|
|
|
|
@sampledir{notebook}
|
|
|
|
@section page_samples_oleauto OLE Automation Sample
|
|
|
|
@sampleabout{OLE automation using wxAutomationObject}
|
|
|
|
@onlyfor{wxmsw}
|
|
|
|
@sampledir{oleauto}
|
|
|
|
@section page_samples_opengl OpenGL Sample
|
|
|
|
@sampleabout{wxGLCanvas}
|
|
|
|
@li @b cube Draws only a cube to demonstrate how to write a basic wxWidgets OpenGL program.
|
|
@li @b isosurf Draws a surface by reading coordinates from a dat file.
|
|
@li @b penguin Draws a rotatable penguin by reading data from a dxf file.
|
|
|
|
@sampledir{opengl}
|
|
|
|
@section page_samples_ownerdrw Owner-drawn Sample
|
|
|
|
@sampleabout{owner-drawn wxMenuItem\, wxCheckList and wxListBox}
|
|
|
|
<!--It's weird that it doesn't need <wx/ownerdrw.h> and class wxOwnerDrawn!-->
|
|
|
|
@sampledir{ownerdrw}
|
|
|
|
@section page_samples_popup Popup Transient Window Sample
|
|
|
|
@sampleabout{wxPopupTransientWindow}
|
|
|
|
@sampledir{popup}
|
|
|
|
@section page_samples_power Power Management Sample
|
|
|
|
@sampleabout{wxWidgets power management}
|
|
|
|
@see wxPowerEvent
|
|
|
|
@sampledir{power}
|
|
|
|
@section page_samples_printing Printing Sample
|
|
|
|
@sampleabout{printing}
|
|
|
|
@see @ref overview_printing, @ref overview_unixprinting
|
|
|
|
@buildwith{wxUSE_PRINTING_ARCHITECTURE}
|
|
|
|
@sampledir{printing}
|
|
|
|
@section page_samples_propgrid wxPropertyGrid Sample
|
|
|
|
Sample application has following additional examples of custom properties:
|
|
- wxFontDataProperty ( edits wxFontData )
|
|
- wxPointProperty ( edits wxPoint )
|
|
- wxSizeProperty ( edits wxSize )
|
|
- wxAdvImageFileProperty ( like wxImageFileProperty, but also has a drop-down
|
|
for recent image selection )
|
|
- wxDirsProperty ( edits a wxArrayString consisting of directory strings)
|
|
- wxArrayDoubleProperty ( edits wxArrayDouble )
|
|
|
|
@sampleabout{wxPropertyGrid}
|
|
|
|
@sampledir{propgrid}
|
|
|
|
@section page_samples_regtest Registry Sample
|
|
|
|
@sampleabout{wxRegKey}
|
|
|
|
<!--Its directory name doesn't seem to be proper.-->
|
|
|
|
@onlyfor{wxmsw}
|
|
|
|
@sampledir{regtest}
|
|
|
|
@section page_samples_render Render Sample
|
|
|
|
This sample shows how to replace the default wxWidgets
|
|
renderer and also how to write a shared library
|
|
(DLL) implementing a renderer and load and unload it during the run-time.
|
|
|
|
@sampledir{render}
|
|
|
|
@section page_samples_richtext wxRichTextCtrl Sample
|
|
|
|
@sampleabout{wxRichTextCtrl}
|
|
|
|
@sampledir{richtext}
|
|
|
|
@section page_samples_sashtest Sash Sample
|
|
|
|
@sampleabout{wxSashWindow classes}
|
|
|
|
@sampledir{sashtest}
|
|
|
|
@section page_samples_scroll Scroll Window Sample
|
|
|
|
@sampleabout{wxScrolledWindow}
|
|
|
|
This sample demonstrates use of the ::wxScrolledWindow
|
|
class including placing subwindows into it and drawing simple graphics. It uses
|
|
the SetTargetWindow method and thus the effect of scrolling does not show in
|
|
the scrolled window itself, but in one of its subwindows.
|
|
|
|
Additionally, this samples demonstrates how to optimize drawing operations in
|
|
wxWidgets, in particular using the wxWindow::IsExposed() method with the aim to
|
|
prevent unnecessary drawing in the window and thus reducing or removing flicker
|
|
on screen.
|
|
|
|
@sampledir{scroll}
|
|
|
|
@section page_samples_shaped Shaped Window Sample
|
|
|
|
@sampleabout{how to implement a shaped or transparent window\, and a window showing/hiding with effect}
|
|
|
|
@see wxTopLevelWindow::SetShape(), wxTopLevelWindow::SetTransparent(),
|
|
wxWindow::ShowWithEffect(), wxWindow::HideWithEffect()
|
|
|
|
@sampledir{shaped}
|
|
|
|
@section page_samples_sockets Sockets Sample
|
|
|
|
The sockets sample demonstrates how to use the communication facilities
|
|
provided by wxSocket. There are two different
|
|
applications in this sample: a server, which is implemented using a
|
|
wxSocketServer object, and a client, which
|
|
is implemented as a wxSocketClient.
|
|
|
|
The server binds to the local address, using TCP port number 3000,
|
|
sets up an event handler to be notified of incoming connection requests
|
|
(@b wxSOCKET_CONNECTION events), and sits there, waiting for clients
|
|
(@e listening, in socket parlance). For each accepted connection,
|
|
a new wxSocketBase object is created. These
|
|
socket objects are independent from the server that created them, so
|
|
they set up their own event handler, and then request to be notified
|
|
of @b wxSOCKET_INPUT (incoming data) or @b wxSOCKET_LOST
|
|
(connection closed at the remote end) events. In the sample, the event
|
|
handler is the same for all connections; to find out which socket the
|
|
event is addressed to, the GetSocket function
|
|
is used.
|
|
|
|
Although it might take some time to get used to the event-oriented
|
|
system upon which wxSocket is built, the benefits are many. See, for
|
|
example, that the server application, while being single-threaded
|
|
(and of course without using fork() or ugly select() loops) can handle
|
|
an arbitrary number of connections.
|
|
|
|
The client starts up unconnected, so you can use the Connect... option
|
|
to specify the address of the server you are going to connect to (the
|
|
TCP port number is hard-coded as 3000). Once connected, a number of
|
|
tests are possible. Currently, three tests are implemented. They show
|
|
how to use the basic IO calls in wxSocketBase,
|
|
such as wxSocketBase::Read(), wxSocketBase::Write(),
|
|
wxSocketBase::ReadMsg() and wxSocketBase::WriteMsg(),
|
|
and how to set up the correct IO flags depending on what you are going to
|
|
do. See the comments in the code for more information. Note that because
|
|
both clients and connection objects in the server set up an event handler
|
|
to catch @b wxSOCKET_LOST events, each one is immediately notified
|
|
if the other end closes the connection.
|
|
|
|
There is also a URL test which shows how to use
|
|
the wxURL class to fetch data from a given URL.
|
|
|
|
The sockets sample is work in progress. Some things to do:
|
|
|
|
@li More tests for basic socket functionality.
|
|
@li More tests for protocol classes (wxProtocol and its descendants).
|
|
@li Tests for the recently added (and still in alpha stage) datagram sockets.
|
|
@li New samples which actually do something useful (suggestions accepted).
|
|
|
|
@sampledir{sockets}
|
|
|
|
@section page_samples_sound Sound Sample
|
|
|
|
The @c sound sample shows how to use wxSound for simple
|
|
audio output (e.g. notifications).
|
|
|
|
@sampledir{sound}
|
|
|
|
@section page_samples_splash Splash Screen Sample
|
|
|
|
@sampleabout{wxSplashScreen}
|
|
|
|
@sampledir{splash}
|
|
|
|
@section page_samples_splitter Splitter Window Sample
|
|
|
|
@sampleabout{wxSplitterWindow}
|
|
|
|
@sampledir{splitter}
|
|
|
|
@section page_samples_statbar Status Bar Sample
|
|
|
|
This sample shows how to create and use wxStatusBar. Although most of the
|
|
samples have a statusbar, they usually only create a default one and only
|
|
do it once.
|
|
|
|
Here you can see how to recreate the statusbar (with possibly different number
|
|
of fields) and how to use it to show icons/bitmaps and/or put arbitrary
|
|
controls into it.
|
|
|
|
@sampledir{statbar}
|
|
|
|
@section page_samples_stc wxStyledTextCtrl Sample
|
|
|
|
@sampleabout{wxStyledTextCtrl}
|
|
|
|
@sampledir{stc}
|
|
|
|
@section page_samples_svg SVG Sample
|
|
|
|
@sampleabout{wxSVGFileDC}
|
|
|
|
@sampledir{svg}
|
|
|
|
@section page_samples_taborder Tab Order Sample
|
|
|
|
This sample allows to test keyboard navigation (mostly done using the
|
|
@c TAB key, hence the sample name) between different controls.
|
|
It shows the use of wxWindow::MoveBeforeInTabOrder() and
|
|
MoveAfterInTabOrder() methods to change
|
|
the default order of the windows in the navigation chain and of
|
|
wxWindow::Navigate() for moving focus along this
|
|
chain.
|
|
|
|
@sampledir{taborder}
|
|
|
|
@section page_samples_taskbar Task Bar Icon Sample
|
|
|
|
@sampleabout{wxTaskBarIcon}
|
|
|
|
@sampledir{taskbar}
|
|
|
|
@section page_samples_text Text Sample
|
|
|
|
This sample demonstrates four features: firstly the use and many variants of
|
|
the wxTextCtrl class (single line, multi line, read only,
|
|
password, ignoring TAB, ignoring ENTER).
|
|
|
|
Secondly it shows how to intercept a wxKeyEvent in both
|
|
the raw form using the @c EVT_KEY_UP and @c EVT_KEY_DOWN macros and the
|
|
higher level from using the @c EVT_CHAR macro. All characters will be logged
|
|
in a log window at the bottom of the main window. By pressing some of the function
|
|
keys, you can test some actions in the text ctrl as well as get statistics on the
|
|
text ctrls, which is useful for testing if these statistics actually are correct.
|
|
|
|
Thirdly, on platforms which support it, the sample will offer to copy text to the
|
|
wxClipboard and to paste text from it. The GTK version will
|
|
use the so called PRIMARY SELECTION, which is the pseudo clipboard under X and
|
|
best known from pasting text to the XTerm program.
|
|
|
|
Last not least: some of the text controls have tooltips and the sample also shows
|
|
how tooltips can be centrally disabled and their latency controlled.
|
|
|
|
@sampledir{text}
|
|
|
|
@section page_samples_thread Thread Sample
|
|
|
|
This sample demonstrates use of threads in connection with GUI programs.
|
|
|
|
There are two fundamentally different ways to use threads in GUI programs and
|
|
either way has to take care of the fact that the GUI library itself usually
|
|
is not multi-threading safe, i.e. that it might crash if two threads try to
|
|
access the GUI class simultaneously.
|
|
|
|
One way to prevent that is have a normal GUI program in the main thread and some
|
|
worker threads which work in the background. In order to make communication between
|
|
the main thread and the worker threads possible, wxWidgets offers the ::wxQueueEvent
|
|
function and this sample demonstrates its usage.
|
|
|
|
The other way is to use a ::wxMutexGuiEnter and ::wxMutexGuiLeave functions, but
|
|
this is not currently shown in the sample.
|
|
|
|
See also @ref overview_thread and wxThread.
|
|
|
|
@sampledir{thread}
|
|
|
|
@section page_samples_toolbar Tool Bar Sample
|
|
|
|
The toolbar sample shows the wxToolBar class in action.
|
|
|
|
The following things are demonstrated:
|
|
|
|
@li Creating the toolbar using wxToolBar::AddTool() and wxToolBar::AddControl(): see
|
|
MyApp::InitToolbar() in the sample.
|
|
@li Using @c EVT_UPDATE_UI handler for automatically enabling/disabling
|
|
toolbar buttons without having to explicitly call EnableTool. This is done
|
|
in MyFrame::OnUpdateCopyAndCut().
|
|
@li Using wxToolBar::DeleteTool() and wxToolBar::InsertTool() to dynamically update the
|
|
toolbar.
|
|
|
|
Some buttons in the main toolbar are check buttons, i.e. they stay checked when
|
|
pressed. On the platforms which support it, the sample also adds a combobox
|
|
to the toolbar showing how you can use arbitrary controls and not only buttons
|
|
in it.
|
|
|
|
If you toggle another toolbar in the sample (using @c Ctrl-A) you will also
|
|
see the radio toolbar buttons in action: the first three buttons form a radio
|
|
group, i.e. checking any of them automatically unchecks the previously
|
|
checked one.
|
|
|
|
@sampledir{toolbar}
|
|
|
|
@section page_samples_treectrl wxTreeCtrl Sample
|
|
|
|
This sample demonstrates using the wxTreeCtrl class. Here
|
|
you may see how to process various notification messages sent by this control
|
|
and also when they occur (by looking at the messages in the text control in
|
|
the bottom part of the frame).
|
|
|
|
Adding, inserting and deleting items and branches from the tree as well as
|
|
sorting (in default alphabetical order as well as in custom one) is
|
|
demonstrated here as well - try the corresponding menu entries.
|
|
|
|
@sampledir{treectrl}
|
|
|
|
@section page_samples_typetest Types Sample
|
|
|
|
@sampleabout{wxWidgets types}
|
|
|
|
@todo This sample isn't very didactive; it's more than a set of tests rather
|
|
than a sample and thus should be rewritten with CppUnit and moved under "tests"
|
|
|
|
@sampledir{typetest}
|
|
|
|
@section page_samples_validate Validator Sample
|
|
|
|
@sampleabout{wxValidator}
|
|
|
|
@sampledir{validate}
|
|
|
|
@section page_samples_vscroll VScrolled Window Sample
|
|
|
|
@sampleabout{wxVScrolledWindow}
|
|
|
|
@sampledir{vscroll}
|
|
|
|
@section page_samples_widgets Widgets Sample
|
|
|
|
The widgets sample is the main presentation program for most simple and advanced
|
|
native controls and complex generic widgets provided by wxWidgets.
|
|
The sample tests their basic functionality, events, placement, modification
|
|
in terms of colour and font as well as the possibility to change
|
|
the controls programmatically, such as adding an item to a list box etc.
|
|
All widgets are categorized for easy browsing.
|
|
|
|
@sampledir{widgets}
|
|
|
|
@section page_samples_wizard Wizard Sample
|
|
|
|
This sample shows the so-called wizard dialog (implemented using
|
|
wxWizard and related classes). It shows almost all
|
|
features supported:
|
|
|
|
@li Using bitmaps with the wizard and changing them depending on the page
|
|
shown (notice that wxValidationPage in the sample has a different image from
|
|
the other ones)
|
|
@li Using TransferDataFromWindow
|
|
to verify that the data entered is correct before passing to the next page
|
|
(done in wxValidationPage which forces the user to check a checkbox before
|
|
continuing).
|
|
@li Using more elaborated techniques to allow returning to the previous
|
|
page, but not continuing to the next one or vice versa (in wxRadioboxPage)
|
|
@li This (wxRadioboxPage) page also shows how the page may process the
|
|
@e Cancel button itself instead of relying on the wizard parent to do it.
|
|
@li Normally, the order of the pages in the wizard is known at compile-time,
|
|
but sometimes it depends on the user choices: wxCheckboxPage shows how to
|
|
dynamically decide which page to display next (see also
|
|
wxWizardPage)
|
|
|
|
@sampledir{wizard}
|
|
|
|
@section page_samples_wrapsizer wxWrapSizer Sample
|
|
|
|
@sampleabout{wxWrapSizer}
|
|
|
|
@sampledir{wrapsizer}
|
|
|
|
@section page_samples_xrc XRC Sample
|
|
|
|
@sampleabout{@ref overview_xrc}
|
|
|
|
@sampledir{xrc}
|
|
|
|
*/
|
|
|