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Sourcecode: kdemultimedia version File versions



    Copyright (C) 2000 Stefan Westerfeld
                  2001, 2002 Matthias Kretz <kretz@kde.org>
                  2003 Arnold Krille <arnold@arnoldarts.de>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.


 * DISCLAIMER: The interfaces in artsgui.idl (and the derived .cc/.h files)
 * They are intended for developers. You shouldn't expect that applications in
 * binary form will be fully compatibile with further releases of these
 * interfaces.

module Arts {
      // MayGrow = 1,
      // ExpMask = 2,
      // MayShrink = 4
      enum SizePolicy {
            spFixed = 0,
            spMinimum = 1,
            spMaximum = 4,
            spPreferred = 5,
            spMinimumExpanding = 3,
            spExpanding = 7,
            spIgnored = 2

      interface Widget {
            readonly attribute long widgetID;

            attribute Widget parent;
            attribute long x,y,width,height;
            attribute boolean visible;
            attribute SizePolicy hSizePolicy;
            attribute SizePolicy vSizePolicy;

            void show();
            void hide();

      enum Shape {
            NoFrame = 0,
            Box = 0x0001,
            Panel = 0x0002,
            WinPanel = 0x0003,
            HLine = 0x0004,
            VLine = 0x0005,
            StyledPanel = 0x0006,
            PopupPanel = 0x0007,
            MenuBarPanel = 0x0008,
            ToolBarPanel = 0x0009,
            LineEditPanel = 0x000a,
            TabWidgetPanel = 0x000b,
            MShape = 0x000f

      enum Shadow {
            Plain = 0x0010,
            Raised = 0x0020,
            Sunken = 0x0030,
            MShadow = 0x00f0

      interface Frame : Widget {
            void constructor( Widget parent );

            attribute long margin;
            attribute long linewidth;
            attribute long midlinewidth;

            attribute long framestyle;
            attribute Shape frameshape;
            attribute Shadow frameshadow;

            Some alignmentflags used by various widgets.
            Taken from Qt. (akrille)
      enum Align {

            Directions. From Qt. (akrille)
      enum Direction { LeftToRight, RightToLeft, TopToBottom, BottomToTop };

      /** The LayoutBox. - Arrange your widgets vertical or horizontal.

            Usage is quite simple: Add the widgets you have in the right order
            to the layoutbox by calling addWidget().
            Thats it, no ._addChild or .parent with this widget.

            For more information see QBoxLayout.
00126       interface LayoutBox : Frame {
            /// Sets the direction of the widgets. Can be changed on-the-fly.
00128             attribute Direction direction;
            /// Adds a widget with the stretch-factor and the alignment.
            void addWidget( Widget widget, long stretch, long align );
            void addWidget( Widget widget, long stretch );
            void addWidget( Widget widget );
            /// Inserts the Widget at the given position
            void insertWidget( long position, Widget widget, long stretch, long align );
            void insertWidget( long position, Widget widget, long stretch );
            void insertWidget( long position, Widget widget );
            /// Adds a stretch with stretch-factor.
            void addStretch( long stretch );
            void addStretch();
            /// Adds a Spacer the given width or height according your direction.
            void addSpace( long space );
            /** [From QBoxLayout]
                Limits the perpendicular dimension of the box (e.g. height if the
                box is LeftToRight) to a minimum of size. Other constraints may
                increase the limit.
            void addStrut( long size );
            /// Adds a separator (a horizontal/vertical line)
            void addSeparator(long stretch, long align);
            void addSeparator(long stretch);
            void addSeparator();
            /// Adds a line with width and space left/right (top/bottom)
            void addLine(long width, long space, long stretch, long align);
            void addLine(long width, long space, long stretch);
            void addLine(long width, long space);
            /// The spacing between all widgets.
00157             attribute long spacing;
            /// The margin at the outsideborder.
00159             attribute long layoutmargin;

      /** IMHO (akrille) this should be removed and everywhere replaced with the LayoutBox... */
00163       interface HBox : Frame {
            attribute long spacing;

      interface VBox : Frame {
            attribute long spacing;

      /** The PopupBox. - It can hide the widgets inside or show them as an own window.

            Usage is quite simple: Create the Widget you want to be hidable inside
            a container like LayoutBox or a normal widget. Then create the PopupBox
            and call <Name_of_PopupBox>.widget( <Name_of_your_Container> ).
            Thats it, no ._addChild or .parent with this widget.
00179       interface PopupBox : Frame {
            /// The direction of the PopupBox.
00181             attribute Direction direction;
            /// The name of the box, this gets shown inside the titlebar if its not inside but an own toplevel-widget.
00183             attribute string name;
            /// Sets the widget that is shown/hidden.
00185             attribute Widget widget;

      interface Button : Widget {
            void constructor( Widget parent );
            void constructor( string text, Widget parent );

            attribute string text;
            attribute boolean toggle;
            readonly attribute boolean pressed;
            readonly attribute boolean clicked; //clicked( true ) is emitted whenever the button
                                                //is pressed an released with the mouse cursor
                                                //still above the button

      interface Poti : Frame {
            attribute string caption, color;
            attribute float min, max, value;
            attribute float logarithmic;
            attribute long range;

      interface Fader : Widget {
            void constructor( Widget parent );

            attribute string caption, color;
            attribute float min, max, value;
            attribute float logarithmic;

      interface LineEdit : Widget {
            void constructor( Widget parent );

            attribute string caption;
            attribute string text;

      interface SpinBox : Widget {
            void constructor( Widget parent );

            attribute string caption;
            attribute long min, max, value;

      interface ComboBox : Widget {
            void constructor( Widget parent );

            attribute string caption;
            attribute sequence<string> choices;
            attribute string value;

      interface Graph : Widget {
            void constructor( Widget parent );

            attribute string caption;
            attribute float minx, maxx, miny, maxy;

      struct GraphPoint {
            float x, y;
      interface GraphLine {
            attribute Graph graph;
            attribute boolean editable;
            attribute string color;
            attribute sequence<GraphPoint> points;

      enum TextBottom { South, North, West, East };

      interface Label : Frame {
            /// The text to show.
            attribute string text;
            /// The alignment of the text. See enum Align
            attribute long align;
            /// Fontsize [pixel]
            /*writeonly*/ attribute long fontsize;
            /// Fontfamily
            /*writeonly*/ attribute string fontfamily;
            /// Direction of the text in normal L-R-mode. Is used to rotate the text accordingly.
            attribute TextBottom bottom;

/// Some Notes:
//   - The calculation of the peak is very easy, but it can be changed without changing all styles..

      /** * Styles for the LevelMeter. *
            In Detail:
                  - lmNormalBars: <count> colored Bars.
                  - lmFireBars: One Bar moving up and down.
                  - lmLineBars: One Bar moving up and down, color depends on the invalue.
                              - 0: various colors
                              - 1: one color (blue) with clipping (red). The old aRtsControl style.
                  - lmLEDs: <count> but not more than [height|width]/15 LEDs. (not yet implemented)
                        So minimum size of the LED's is 15 pixel.
                        substyle (first tree belong together others are to be or'ed):
                              - 1: Flat
                              - 2: Raised
                              - 3: Sunken
                              - 4: Circular (otherwise Rectangular)
                              - 8: SingleColor (otherwise in colors green/yellow/red)
                  - lmAnalog: An old-style analog VU-Meter. (not yet implemented)
                  - lmSmall: One Bar with the color depending on the invalue.
      enum LevelMeterStyle { lmNormalBars, lmFireBars, lmLineBars, lmLEDs, lmAnalog, lmSmall };

            One LevelMeter
00296       interface LevelMeter : Frame {
                  The Style of the LevelMeter.
00300             attribute LevelMeterStyle style;
                  A substyle. Is different on every style;-)
00304             attribute long substyle;
                  How many Bars/LEDs it should have. If the size is smaller than
                  this count it will have only that many Bars. So set Count to something
                  very high for smooth vu-meters.
                  Note: not every Style will honor this.
                  Note2: Perhaps this could be integrated into substyle.
00312             attribute long count;
                  Sets the peakfalloff. Set to 0 to deactivate peaks.
                  Is used for weighting the average.
                  Peak is evaluated: ( peakfalloff * oldpeak + invalue ) / ( peakfalloff + 1 )
00318             attribute long peakfalloff;
                  Minimum and minimum dB for the LevelMeter.
                  Maximum should always be 0dB.
00323             attribute float mindB, maxdB;
                  The incomming signal...
                  This attribute always returns 0.0, altough it processes all its input.
00328             /*writeonly*/ attribute float invalue;
                  The Direction of the levelmeter from null-value to highest value.
00332             attribute Direction direction;

      /// Some positions.
      enum Position { posLeft=0x0001, posRight=0x0002, posTop=0x0004, posBottom=0x0008 };

      /// Tickmarks for LevelMeter / Fader / etc.
00339       interface Tickmarks : Frame {
            void constructor( float min, float max, Direction dir, long pos );
            /// Minimum/Maximum shown value.
00342             attribute float min, max;
            /// The minimal stepsize for numbers, and substep for smaller marks.
00344             attribute float minstep, substep;
            /// Direction from min to max.
00346             attribute Direction direction;
             * The position of the levelmeter/fader/etc which gets the marks.
             * Only Left/Right are needed. As if direction is Up/Down...
             * For stereotickmarks set this to posLeft|posRight.
00352             attribute long position;

      /// A Fader specially for volumes
      //     Maybe something can be ported to the normal Fader.
00357       interface VolumeFader : Frame {
            void constructor( float dbmin, float dbmax, Direction dir );
            /// Minimum/Maximum values in dB
00360             attribute float dbmin, dbmax;
            /// Direction from min to max
00362             attribute Direction direction;
             *The actual volume (calling this value only changes the gui and not the
             * underlying/connected objects ie. doesn't send a change notification.)
00367             attribute float volume;
            /// The actual volume in dB (no change notification)
00369             attribute float dbvolume;

       * A gui factory is an object that can create a Widget which provides a
       * user interface for a running object (for instance, you might have an
       * effect running somewhere, and a gui factory 
       * TODO: do we need another argument (or other arguments) to specify
       * style or other parameters?
00380       interface GuiFactory {
            Widget createGui(object runningObject);

       * Convenience gui factory, which knows how and whether to
       *  - build a gui out of hints?
       *  - create an artsbuilder built gui?
       *  - create a gui composed of other widgets?
       *  - create a completely custom gui?
00392       interface GenericGuiFactory : GuiFactory {

// vim: sw=4 ts=4

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