| 1 | /*********************************************************** |
| 2 | |
| 3 | Copyright 1987, 1988, 1994, 1998 The Open Group |
| 4 | |
| 5 | Permission to use, copy, modify, distribute, and sell this software and its |
| 6 | documentation for any purpose is hereby granted without fee, provided that |
| 7 | the above copyright notice appear in all copies and that both that |
| 8 | copyright notice and this permission notice appear in supporting |
| 9 | documentation. |
| 10 | |
| 11 | The above copyright notice and this permission notice shall be included in |
| 12 | all copies or substantial portions of the Software. |
| 13 | |
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 20 | |
| 21 | Except as contained in this notice, the name of The Open Group shall not be |
| 22 | used in advertising or otherwise to promote the sale, use or other dealings |
| 23 | in this Software without prior written authorization from The Open Group. |
| 24 | |
| 25 | |
| 26 | Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts. |
| 27 | |
| 28 | All Rights Reserved |
| 29 | |
| 30 | Permission to use, copy, modify, and distribute this software and its |
| 31 | documentation for any purpose and without fee is hereby granted, |
| 32 | provided that the above copyright notice appear in all copies and that |
| 33 | both that copyright notice and this permission notice appear in |
| 34 | supporting documentation, and that the name of Digital not be |
| 35 | used in advertising or publicity pertaining to distribution of the |
| 36 | software without specific, written prior permission. |
| 37 | |
| 38 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING |
| 39 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL |
| 40 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR |
| 41 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| 42 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
| 43 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
| 44 | SOFTWARE. |
| 45 | |
| 46 | ******************************************************************/ |
| 47 | |
| 48 | /* Form widget private definitions */ |
| 49 | |
| 50 | #ifndef _XawFormP_h |
| 51 | #define _XawFormP_h |
| 52 | |
| 53 | #include <X11/Xfuncproto.h> |
| 54 | |
| 55 | #include <X11/Xaw/Form.h> |
| 56 | #include <X11/Xaw/XawInit.h> |
| 57 | |
| 58 | _XFUNCPROTOBEGIN |
| 59 | |
| 60 | #define XtREdgeType "EdgeType" |
| 61 | |
| 62 | typedef enum { |
| 63 | LayoutPending, |
| 64 | LayoutInProgress, |
| 65 | LayoutDone |
| 66 | } LayoutState; |
| 67 | |
| 68 | #define XtInheritLayout \ |
| 69 | ((Boolean (*)(FormWidget, unsigned int, unsigned int, Bool))_XtInherit) |
| 70 | |
| 71 | typedef struct { |
| 72 | Boolean(*layout)(FormWidget, unsigned int, unsigned int, Bool); |
| 73 | #ifndef OLDXAW |
| 74 | XtPointer extension; |
| 75 | #endif |
| 76 | } FormClassPart; |
| 77 | |
| 78 | typedef struct _FormClassRec { |
| 79 | CoreClassPart core_class; |
| 80 | CompositeClassPart composite_class; |
| 81 | ConstraintClassPart constraint_class; |
| 82 | FormClassPart form_class; |
| 83 | } FormClassRec; |
| 84 | |
| 85 | extern FormClassRec formClassRec; |
| 86 | |
| 87 | typedef struct _FormPart { |
| 88 | /* resources */ |
| 89 | int default_spacing; /* default distance between children */ |
| 90 | |
| 91 | /* private */ |
| 92 | Dimension old_width, old_height; /* reference value for *_virtual */ |
| 93 | int no_refigure; /* no re-layout while > 0 */ |
| 94 | Boolean needs_relayout; /* next time no_refigure == 0 */ |
| 95 | Boolean resize_in_layout; /* should layout() do geom request? */ |
| 96 | Dimension preferred_width, preferred_height; /* cached from layout */ |
| 97 | Boolean resize_is_no_op; /* Causes resize to take not action */ |
| 98 | #ifndef OLDXAW |
| 99 | XawDisplayList *display_list; |
| 100 | XtPointer pad[4]; /* for future use and keep binary compatibility */ |
| 101 | #endif |
| 102 | } FormPart; |
| 103 | |
| 104 | typedef struct _FormRec { |
| 105 | CorePart core; |
| 106 | CompositePart composite; |
| 107 | ConstraintPart constraint; |
| 108 | FormPart form; |
| 109 | } FormRec; |
| 110 | |
| 111 | typedef struct _FormConstraintsPart { |
| 112 | /* resources */ |
| 113 | XtEdgeType top, bottom, left, right;/* where to drag edge on resize */ |
| 114 | int dx; /* desired horiz offset */ |
| 115 | int dy; /* desired vertical offset */ |
| 116 | Widget horiz_base; /* measure dx from here if non-null */ |
| 117 | Widget vert_base; /* measure dy from here if non-null */ |
| 118 | Boolean allow_resize; /* True if child may request resize */ |
| 119 | |
| 120 | /* private */ |
| 121 | short virtual_width, virtual_height; |
| 122 | Position new_x, new_y; |
| 123 | LayoutState layout_state; /* temporary layout state */ |
| 124 | Boolean deferred_resize;/* was resized while no_refigure is set */ |
| 125 | #ifndef OLDXAW |
| 126 | short virtual_x, virtual_y; |
| 127 | XtPointer pad[2]; /* leave some space for further optimizations |
| 128 | * in the form widget geometry |
| 129 | */ |
| 130 | #endif |
| 131 | } FormConstraintsPart; |
| 132 | |
| 133 | typedef struct _FormConstraintsRec { |
| 134 | FormConstraintsPart form; |
| 135 | } FormConstraintsRec, *FormConstraints; |
| 136 | |
| 137 | _XFUNCPROTOEND |
| 138 | |
| 139 | #endif /* _XawFormP_h */ |