497afccb07
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6431 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
302 lines
12 KiB
Plaintext
302 lines
12 KiB
Plaintext
/**
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\page enumerations C - FLTK Enumerations
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\note This file is not actively maintained any more, but is left
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here as a reference, until the doxygen documentation is
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completed.
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\sa \ref FL/Enumerations.H.
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This appendix lists the enumerations provided in the
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<FL/Enumerations.H> header file, organized by section.
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Constants whose value is zero are marked with "(0)",
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this is often useful to know when programming.
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\section enumerations_versions Version Numbers
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The FLTK version number is stored in a number of compile-time constants:
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\li <tt>FL_MAJOR_VERSION</tt> - The major release number, currently 1.
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\li <tt>FL_MINOR_VERSION</tt> - The minor release number, currently 3.
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\li <tt>FL_PATCH_VERSION</tt> - The patch release number, currently 0.
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\li <tt>FL_VERSION</tt> - A combined floating-point version number for
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the major, minor, and patch release numbers, currently 1.0300.
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<A NAME="events"> </A> <!-- For old HTML links only ! -->
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\section enumerations_events Events
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Events are identified by an <tt>Fl_Event</tt> enumeration value. The
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following events are currently defined:
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\li <tt>FL_NO_EVENT</tt> - No event (or an event fltk does not
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understand) occurred (0).
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\li <tt>FL_PUSH</tt> - A mouse button was pushed.
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\li <tt>FL_RELEASE</tt> - A mouse button was released.
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\li <tt>FL_ENTER</tt> - The mouse pointer entered a widget.
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\li <tt>FL_LEAVE</tt> - The mouse pointer left a widget.
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\li <tt>FL_DRAG</tt> - The mouse pointer was moved with a button pressed.
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\li <tt>FL_FOCUS</tt> - A widget should receive keyboard focus.
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\li <tt>FL_UNFOCUS</tt> - A widget loses keyboard focus.
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\li <tt>FL_KEYBOARD</tt> - A key was pressed.
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\li <tt>FL_CLOSE</tt> - A window was closed.
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\li <tt>FL_MOVE</tt> - The mouse pointer was moved with no buttons pressed.
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\li <tt>FL_SHORTCUT</tt> - The user pressed a shortcut key.
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\li <tt>FL_DEACTIVATE</tt> - The widget has been deactivated.
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\li <tt>FL_ACTIVATE</tt> - The widget has been activated.
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\li <tt>FL_HIDE</tt> - The widget has been hidden.
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\li <tt>FL_SHOW</tt> - The widget has been shown.
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\li <tt>FL_PASTE</tt> - The widget should paste the contents of the
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clipboard.
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\li <tt>FL_SELECTIONCLEAR</tt> - The widget should clear any selections
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made for the clipboard.
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\li <tt>FL_MOUSEWHEEL</tt> - The horizontal or vertical mousewheel was turned.
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\li <tt>FL_DND_ENTER</tt> - The mouse pointer entered a widget dragging data.
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\li <tt>FL_DND_DRAG</tt> - The mouse pointer was moved dragging data.
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\li <tt>FL_DND_LEAVE</tt> - The mouse pointer left a widget still dragging
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data.
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\li <tt>FL_DND_RELEASE</tt> - Dragged data is about to be dropped.
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<a name="when"> </A> <!-- For old HTML links only ! -->
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\section enumerations_when Callback "When" Conditions
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The following constants determine when a callback is performed:
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\li <tt>FL_WHEN_NEVER</tt> - Never call the callback (0).
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\li <tt>FL_WHEN_CHANGED</tt> - Do the callback only when the widget
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value changes.
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\li <tt>FL_WHEN_NOT_CHANGED</tt> - Do the callback whenever the user
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interacts with the widget.
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\li <tt>FL_WHEN_RELEASE</tt> - Do the callback when the button or key
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is released and the value changes.
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\li <tt>FL_WHEN_ENTER_KEY</tt> - Do the callback when the user presses
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the ENTER key and the value changes.
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\li <tt>FL_WHEN_RELEASE_ALWAYS</tt> - Do the callback when the button
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or key is released, even if the value doesn't change.
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\li <tt>FL_WHEN_ENTER_KEY_ALWAYS</tt> - Do the callback when the user
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presses the ENTER key, even if the value doesn't change.
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<A NAME="button_values"> </A> <!-- For old HTML links only ! -->
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\section enumeration_button_values Fl::event_button() Values
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The following constants define the button numbers for <tt>FL_PUSH</tt> and
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<tt>FL_RELEASE</tt> events:
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\li <tt>FL_LEFT_MOUSE</tt> - the left mouse button
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\li <tt>FL_MIDDLE_MOUSE</tt> - the middle mouse button
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\li <tt>FL_RIGHT_MOUSE</tt> - the right mouse button
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<A NAME="key_values"> </A> <!-- For old HTML links only ! -->
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\section enumerations_event_key Fl::event_key() Values
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The following constants define the non-ASCII keys on the keyboard for <tt>
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FL_KEYBOARD</tt> and <tt>FL_SHORTCUT</tt> events:
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\li <tt>FL_Button</tt> - A mouse button; use <tt>Fl_Button + n</tt>
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for mouse button <tt>n</tt>.
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\li <tt>FL_BackSpace</tt> - The backspace key.
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\li <tt>FL_Tab</tt> - The tab key.
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\li <tt>FL_Enter</tt> - The enter key.
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\li <tt>FL_Pause</tt> - The pause key.
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\li <tt>FL_Scroll_Lock</tt> - The scroll lock key.
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\li <tt>FL_Escape</tt> - The escape key.
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\li <tt>FL_Home</tt> - The home key.
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\li <tt>FL_Left</tt> - The left arrow key.
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\li <tt>FL_Up</tt> - The up arrow key.
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\li <tt>FL_Right</tt> - The right arrow key.
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\li <tt>FL_Down</tt> - The down arrow key.
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\li <tt>FL_Page_Up</tt> - The page-up key.
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\li <tt>FL_Page_Down</tt> - The page-down key.
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\li <tt>FL_End</tt> - The end key.
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\li <tt>FL_Print</tt> - The print (or print-screen) key.
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\li <tt>FL_Insert</tt> - The insert key.
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\li <tt>FL_Menu</tt> - The menu key.
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\li <tt>FL_Num_Lock</tt> - The num lock key.
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\li <tt>FL_KP</tt> - One of the keypad numbers; use <tt>FL_KP + n</tt>
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for number <tt>n</tt>.
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\li <tt>FL_KP_Enter</tt> - The enter key on the keypad.
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\li <tt>FL_F</tt> - One of the function keys; use <tt>FL_F + n</tt>
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for function key <tt>n</tt>.
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\li <tt>FL_Shift_L</tt> - The lefthand shift key.
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\li <tt>FL_Shift_R</tt> - The righthand shift key.
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\li <tt>FL_Control_L</tt> - The lefthand control key.
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\li <tt>FL_Control_R</tt> - The righthand control key.
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\li <tt>FL_Caps_Lock</tt> - The caps lock key.
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\li <tt>FL_Meta_L</tt> - The left meta/Windows key.
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\li <tt>FL_Meta_R</tt> - The right meta/Windows key.
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\li <tt>FL_Alt_L</tt> - The left alt key.
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\li <tt>FL_Alt_R</tt> - The right alt key.
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\li <tt>FL_Delete</tt> - The delete key.
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\section enumerations_event_state Fl::event_state() Values
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The following constants define bits in the <tt>Fl::event_state()</tt>
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value:
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\li <tt>FL_SHIFT</tt> - One of the shift keys is down.
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\li <tt>FL_CAPS_LOCK</tt> - The caps lock is on.
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\li <tt>FL_CTRL</tt> - One of the ctrl keys is down.
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\li <tt>FL_ALT</tt> - One of the alt keys is down.
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\li <tt>FL_NUM_LOCK</tt> - The num lock is on.
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\li <tt>FL_META</tt> - One of the meta/Windows keys is down.
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\li <tt>FL_COMMAND</tt> - An alias for <tt>FL_CTRL</tt> on WIN32 and X11,
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or <tt>FL_META</tt> on MacOS X.
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\li <tt>FL_SCROLL_LOCK</tt> - The scroll lock is on.
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\li <tt>FL_BUTTON1</tt> - Mouse button 1 is pushed.
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\li <tt>FL_BUTTON2</tt> - Mouse button 2 is pushed.
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\li <tt>FL_BUTTON3</tt> - Mouse button 3 is pushed.
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\li <tt>FL_BUTTONS</tt> - Any mouse button is pushed.
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\li <tt>FL_BUTTON(n)</tt> - Mouse button N (N > 0) is pushed.
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<!-- NEED 4in -->
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<a name="align"> </A> <!-- For old HTML links only ! -->
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\section enumerations_alignment Alignment Values
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The following constants define bits that can be used with
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<A href=Fl_Widget.html#Fl_Widget.align><tt>Fl_Widget::align()</tt></A>
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to control the positioning of the label:
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\li <tt>FL_ALIGN_CENTER</tt> - The label is centered (0).
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\li <tt>FL_ALIGN_TOP</tt> - The label is top-aligned.
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\li <tt>FL_ALIGN_BOTTOM</tt> - The label is bottom-aligned.
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\li <tt>FL_ALIGN_LEFT</tt> - The label is left-aligned.
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\li <tt>FL_ALIGN_RIGHT</tt> - The label is right-aligned.
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\li <tt>FL_ALIGN_CLIP</tt> - The label is clipped to the widget.
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\li <tt>FL_ALIGN_WRAP</tt> - The label text is wrapped as needed.
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\li <tt>FL_ALIGN_TOP_LEFT</tt>
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\li <tt>FL_ALIGN_TOP_RIGHT</tt>
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\li <tt>FL_ALIGN_BOTTOM_LEFT</tt>
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\li <tt>FL_ALIGN_BOTTOM_RIGHT</tt>
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\li <tt>FL_ALIGN_LEFT_TOP</tt>
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\li <tt>FL_ALIGN_RIGHT_TOP</tt>
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\li <tt>FL_ALIGN_LEFT_BOTTOM</tt>
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\li <tt>FL_ALIGN_RIGHT_BOTTOM</tt>
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\li <tt>FL_ALIGN_INSIDE</tt> - 'or' this with other values to put
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label inside the widget.
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<a name="fonts"> </A> <!-- For old HTML links only ! -->
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\section enumerations_fonts Fonts
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The following constants define the standard FLTK fonts:
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\li <tt>FL_HELVETICA</tt> - Helvetica (or Arial) normal (0).
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\li <tt>FL_HELVETICA_BOLD</tt> - Helvetica (or Arial) bold.
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\li <tt>FL_HELVETICA_ITALIC</tt> - Helvetica (or Arial) oblique.
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\li <tt>FL_HELVETICA_BOLD_ITALIC</tt> - Helvetica (or Arial) bold-oblique.
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\li <tt>FL_COURIER</tt> - Courier normal.
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\li <tt>FL_COURIER_BOLD</tt> - Courier bold.
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\li <tt>FL_COURIER_ITALIC</tt> - Courier italic.
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\li <tt>FL_COURIER_BOLD_ITALIC</tt> - Courier bold-italic.
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\li <tt>FL_TIMES</tt> - Times roman.
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\li <tt>FL_TIMES_BOLD</tt> - Times bold.
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\li <tt>FL_TIMES_ITALIC</tt> - Times italic.
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\li <tt>FL_TIMES_BOLD_ITALIC</tt> - Times bold-italic.
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\li <tt>FL_SYMBOL</tt> - Standard symbol font.
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\li <tt>FL_SCREEN</tt> - Default monospaced screen font.
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\li <tt>FL_SCREEN_BOLD</tt> - Default monospaced bold screen font.
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\li <tt>FL_ZAPF_DINGBATS</tt> - Zapf-dingbats font.
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<a name="colors"> </A> <!-- For old HTML links only ! -->
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\section enumerations_colors Colors
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The <tt>Fl_Color</tt> enumeration type holds a FLTK color value.
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Colors are either 8-bit indexes into a virtual colormap or 24-bit RGB
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color values. Color indices occupy the lower 8 bits of the value, while
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RGB colors occupy the upper 24 bits, for a byte organization of RGBI.
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\subsection enumerations_color_constants Color Constants
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Constants are defined for the user-defined foreground and background
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colors, as well as specific colors and the start of the grayscale ramp
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and color cube in the virtual colormap. Inline functions are provided to
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retrieve specific grayscale, color cube, or RGB color values.
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The following color constants can be used to access the user-defined
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colors:
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\li <tt>FL_BACKGROUND_COLOR</tt> - the default background color
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\li <tt>FL_BACKGROUND2_COLOR</tt> - the default
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background color for text, list, and valuator widgets
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\li <tt>FL_FOREGROUND_COLOR</tt> - the default
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foreground color (0) used for labels and text
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\li <tt>FL_INACTIVE_COLOR</tt> - the inactive foreground color
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\li <tt>FL_SELECTION_COLOR</tt> - the default selection/highlight color
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The following color constants can be used to access the colors from the
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FLTK standard color cube:
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\li <tt>FL_BLACK</tt>
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\li <tt>FL_BLUE</tt>
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\li <tt>FL_CYAN</tt>
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\li <tt>FL_DARK_BLUE</tt>
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\li <tt>FL_DARK_CYAN</tt>
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\li <tt>FL_DARK_GREEN</tt>
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\li <tt>FL_DARK_MAGENTA</tt>
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\li <tt>FL_DARK_RED</tt>
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\li <tt>FL_DARK_YELLOW</tt>
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\li <tt>FL_GREEN</tt>
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\li <tt>FL_MAGENTA</tt>
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\li <tt>FL_RED</tt>
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\li <tt>FL_WHITE</tt>
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\li <tt>FL_YELLOW</tt>
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The inline methods for getting a grayscale, color cube, or
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RGB color value are described in
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<A HREF="functions.html#functions">Appendix B - Function Reference</A>.
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<a name="cursor"> </A> <!-- For old HTML links only ! -->
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\section enumerations_cursors Cursors
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The following constants define the mouse cursors that are available in
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FLTK. The double-headed arrows are bitmaps
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provided by FLTK on X, the others are provided by system-defined
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cursors.
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\li <tt>FL_CURSOR_DEFAULT</tt> - the default cursor, usually an arrow (0)
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\li <tt>FL_CURSOR_ARROW</tt> - an arrow pointer
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\li <tt>FL_CURSOR_CROSS</tt> - crosshair
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\li <tt>FL_CURSOR_WAIT</tt> - watch or hourglass
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\li <tt>FL_CURSOR_INSERT</tt> - I-beam
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\li <tt>FL_CURSOR_HAND</tt> - hand (uparrow on MSWindows)
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\li <tt>FL_CURSOR_HELP</tt> - question mark
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\li <tt>FL_CURSOR_MOVE</tt> - 4-pointed arrow
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\li <tt>FL_CURSOR_NS</tt> - up/down arrow
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\li <tt>FL_CURSOR_WE</tt> - left/right arrow
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\li <tt>FL_CURSOR_NWSE</tt> - diagonal arrow
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\li <tt>FL_CURSOR_NESW</tt> - diagonal arrow
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\li <tt>FL_CURSOR_NONE</tt> - invisible
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\section enumerations_file_when FD "When" Conditions
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\li <tt>FL_READ</tt> - Call the callback when there is data to be
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read.
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\li <tt>FL_WRITE</tt> - Call the callback when data can be written
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without blocking.
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\li <tt>FL_EXCEPT</tt> - Call the callback if an exception occurs on
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the file.
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<a name="damage"> </A> <!-- For old HTML links only ! -->
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\section enumerations_damage Damage Masks
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The following damage mask bits are used by the standard FLTK widgets:
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\li <tt>FL_DAMAGE_CHILD</tt> - A child needs to be redrawn.
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\li <tt>FL_DAMAGE_EXPOSE</tt> - The window was exposed.
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\li <tt>FL_DAMAGE_SCROLL</tt> - The <tt>Fl_Scroll</tt> widget was scrolled.
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\li <tt>FL_DAMAGE_OVERLAY</tt> - The overlay planes need to be redrawn.
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\li <tt>FL_DAMAGE_USER1</tt> - First user-defined damage bit.
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\li <tt>FL_DAMAGE_USER2</tt> - Second user-defined damage bit.
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\li <tt>FL_DAMAGE_ALL</tt> - Everything needs to be redrawn.
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\htmlonly
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<hr>
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<a class="el" href="index.html">[Index]</a>
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<a class="el" href="globals_func.html">[Previous] B - Function Reference</a>
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<a class="el" href="glut.html">[Next]</a>
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\ref glut
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\endhtmlonly
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*/
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