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Note that such modification is only supported on Qt/Embedded platforms, where reducing the size of Qt is important and the application-set is often fixed.
The config.h definition file simply defines macros to disable features. Some features are dependent on other features and these dependencies are expressed in qfeatures.h.
The available options are:
| Macro | Disables | Set automatically by |
|---|---|---|
| Images - QImageIO | ||
| QT_NO_IMAGEIO_BMP | The Microsoft Bitmap image file format. | |
| QT_NO_IMAGEIO_PPM | The Portable Pixmap image file format. | |
| QT_NO_IMAGEIO_XBM | The X11 Bitmap image file format. | |
| QT_NO_IMAGEIO_XPM | The X11 Pixmap image file format. | |
| QT_NO_IMAGEIO_PNG |
The Portable Network Graphics image file format.
| |
| Animation | ||
| QT_NO_ASYNC_IO | Asynchronous I/O - QAsyncIO | |
| QT_NO_ASYNC_IMAGE_IO | Asynchronous Image I/O and GIF image support - QImageDecoder, etc. | |
| QT_NO_MOVIE | Animation support - QMovie | QT_NO_ASYNC_IO, QT_NO_ASYNC_IMAGE_IO
|
| Fonts | ||
| QT_NO_TRUETYPE | TrueType (TTF and TTC) font file format, only used by Qt/Embedded. | |
| QT_NO_BDF | Bitmap Distribution Format (BDF) font file format, only used by Qt/Embedded. | |
| QT_NO_FONTDATABASE |
Font database.
| |
| Internationalization
| ||
| QT_NO_I18N | Conversions between Unicode and 8-bit encodings. | |
| QT_NO_UNICODETABLES |
Large tables defining such things as upper and lowercase conversions
for all Unicode characters.
| |
| MIME | ||
| QT_NO_MIME | Multipurpose Internet Mail Extensions, an internet standard for encoding and tagging typed data (eg. text, images, colors) - QMimeSource | |
| QT_NO_RICHTEXT | HTML-like text - QStyleSheet, QLabel | QT_NO_MIME |
| QT_NO_DRAGANDDROP | Drag-and-drop data between applications - QDragObject | QT_NO_MIME |
| QT_NO_CLIPBOARD | Cut-and-paste data between applications - QClipboard | QT_NO_MIME
|
| Sound | ||
| QT_NO_SOUND |
Playing audio files - QSound
| |
| Scipting | ||
| QT_NO_PROPERTIES |
Scripting of Qt-based applications.
| |
| Qt/Embedded-specific
| ||
| QT_NO_QWS_CURSOR |
The cursor sprite on Qt/Embedded. Pen-operated devices would not
normally need this feature.
| |
| QT_NO_QWS_DEPTH_8GRAYSCALE |
8-bit-per-pixel - 256 levels of gray.
Incompatible with QWS_DEPTH_8
| |
| QT_NO_QWS_DEPTH_8 |
8-bit-per-pixel - 216-color color-cube with 40 auxiliary colors.
Incompatible with QWS_DEPTH_8GRAYSCALE.
| |
| QT_NO_QWS_DEPTH_15 |
15-bit-per-pixel - 32 levels each of Red, Blue, and Green.
| |
| QT_NO_QWS_DEPTH_16 |
16-bit-per-pixel - 32 levels each of Red and Blue, 64 of Green.
| |
| QT_NO_QWS_DEPTH_32 |
32-bit-per-pixel - 256 levels for each of Red, Green, and Blue.
| |
| QT_NO_QWS_MACH64 |
Mach64 accelerated driver (demonstration only)
| |
| QT_NO_QWS_VFB |
Virtual framebuffer running on X11 (see reference documentation).
| |
| Networking | ||
| QT_NO_NETWORKPROTOCOL |
Abstract multi-protocol data retrieval,
with local file retrieval included - QNetworkProtocol
| |
| QT_NO_NETWORKPROTOCOL_FTP | FTP-protocol data retrieval. | QT_NO_NETWORKPROTOCOL
|
| QT_NO_NETWORKPROTOCOL_HTTP | QT_NO_NETWORKPROTOCOL
HTTP-protocol data retrieval.
| |
| Painting/drawing | ||
| QT_NO_COLORNAMES |
Color names such as "red", used by some QColor constructors
and by some HTML documents - QColor, QStyleSheet
| |
| QT_NO_TRANSFORMATIONS | // uses floating point
Used by a number of classes in Qt. With this, rotation and scaling
are possible. Without it, only co-ordinate translation - QWMatrix
| |
| QT_NO_PSPRINTER |
Postscript printer support.
| |
| QT_NO_PRINTER | Printer support - QPrinter | QT_NO_PSPRINTER on Unix
|
| QT_NO_PICTURE |
Save Qt drawing commands to a files - QPicture
| |
| Widgets | ||
| QT_NO_WIDGETS |
Disabling this disables all widgets except QWidget.
| |
| QT_NO_TEXTVIEW | HTML document viewing - QTextView | QT_NO_WIDGETS, QT_NO_RICHTEXT
|
| QT_NO_TEXTBROWSER | HTML document browsing - QTextBrowser | QT_NO_TEXTVIEW
|
| QT_NO_ICONVIEW | Labelled icons - QIconView | QT_NO_WIDGETS, QT_NO_DRAGANDDROP
|
| QT_NO_LISTVIEW | Lists of information - QListView | QT_NO_WIDGETS
|
| QT_NO_CANVAS | Object canvas - QCanvas | QT_NO_WIDGETS
|
| QT_NO_DIAL | Value control - QDial | QT_NO_WIDGETS
|
| QT_NO_WORKSPACE | Multi-document interface - QWorkspace | QT_NO_WIDGETS
|
| QT_NO_LCDNUMBER | LCD-like number display - QLCDNumber | QT_NO_WIDGETS
|
| GUI Styles | ||
| QT_NO_STYLE_WINDOWS | Microsoft Windows style - QWindowsStyle | QT_NO_WIDGETS |
| QT_NO_STYLE_MOTIF | OSF Motif style - QMotifStyle | QT_NO_WIDGETS |
| QT_NO_STYLE_CDE | Open Group CDE style - QCDEStyle | QT_NO_STYLE_MOTIF |
| QT_NO_STYLE_PLATINUM | MacOS X style - QPlatinumStyle | QT_NO_WIDGETS |
| QT_NO_STYLE_SGI | SGI style - QSGIStyle | QT_NO_STYLE_MOTIF
|
| Dialogs | ||
| QT_NO_DIALOGS | Disabling this disables all common dialogs QWidget. | QT_NO_WIDGETS
|
| QT_NO_FILEDIALOG | The file selection dialog - QFileDialog | QT_NO_DIALOGS, QT_NO_NETWORKPROTOCOL, QT_NO_LISTVIEW
|
| QT_NO_FONTDIALOG | The font selection dialog - QFontDialog | QT_NO_DIALOGS, QT_NO_FONTDATABASE
|
| QT_NO_COLORDIALOG | The color selection dialog - QColorDialog | QT_NO_DIALOGS
|
| QT_NO_PRINTDIALOG | The print selection dialog - QPrintDialog | QT_NO_DIALOGS, QT_NO_LISTVIEW
|
| QT_NO_INPUTDIALOG | Text input dialog - QInputDialog | QT_NO_DIALOGS
|
| QT_NO_MESSAGEBOX | Message/prompting dialog - QMessageBox | QT_NO_DIALOGS
|
| QT_NO_PROGRESSDIALOG | Long-computation progress dialog - QProgressDialog | QT_NO_DIALOGS
|
| QT_NO_TABDIALOG | Tabbed-pages dialog - QTabDialog | QT_NO_DIALOGS
|
| QT_NO_WIZARD | Multi-step dialog - QWizard | QT_NO_DIALOGS
|
| Copyright © 2000 Trolltech | Trademarks | Qt version 2.2.1
|
