diff options
Diffstat (limited to 'src/gui_at_sb.c')
| -rw-r--r-- | src/gui_at_sb.c | 118 |
1 files changed, 59 insertions, 59 deletions
diff --git a/src/gui_at_sb.c b/src/gui_at_sb.c index 72dc8c8eb..0a68210f2 100644 --- a/src/gui_at_sb.c +++ b/src/gui_at_sb.c @@ -56,9 +56,9 @@ CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -/* ScrollBar.c */ -/* created by weissman, Mon Jul 7 13:20:03 1986 */ -/* converted by swick, Thu Aug 27 1987 */ +// ScrollBar.c +// created by weissman, Mon Jul 7 13:20:03 1986 +// converted by swick, Thu Aug 27 1987 #include "vim.h" @@ -70,7 +70,7 @@ CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. #include <X11/Xmu/Drawing.h> -/* Private definitions. */ +// Private definitions. static char defaultTranslations[] = "<Btn1Down>: NotifyScroll()\n\ @@ -164,7 +164,7 @@ static XtActionsRec actions[] = ScrollbarClassRec vim_scrollbarClassRec = { - { /* core fields */ + { // core fields /* superclass */ (WidgetClass) &simpleClassRec, /* class_name */ "Scrollbar", /* size */ sizeof(ScrollbarRec), @@ -198,13 +198,13 @@ ScrollbarClassRec vim_scrollbarClassRec = /* display_accelerator*/ XtInheritDisplayAccelerator, /* extension */ NULL }, - { /* simple fields */ + { // simple fields /* change_sensitive */ XtInheritChangeSensitive, #ifndef OLDXAW /* extension */ NULL #endif }, - { /* scrollbar fields */ + { // scrollbar fields /* empty */ 0 } }; @@ -240,7 +240,7 @@ FillArea( int fill, int draw_shadow) { - int tlen = bottom - top; /* length of thumb in pixels */ + int tlen = bottom - top; // length of thumb in pixels int sw, margin, floor; int lx, ly, lw, lh; @@ -273,24 +273,24 @@ FillArea( { if (!(sbw->scrollbar.orientation == XtorientHorizontal)) { - /* Top border */ + // Top border XDrawLine (XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.top_shadow_GC, lx, ly, lx + lw - 1, ly); - /* Bottom border */ + // Bottom border XDrawLine (XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.bot_shadow_GC, lx, ly + lh - 1, lx + lw - 1, ly + lh - 1); } else { - /* Left border */ + // Left border XDrawLine (XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.top_shadow_GC, lx, ly, lx, ly + lh - 1); - /* Right border */ + // Right border XDrawLine (XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.bot_shadow_GC, lx + lw - 1, ly, lx + lw - 1, ly + lh - 1); @@ -306,24 +306,24 @@ FillArea( if (!(sbw->scrollbar.orientation == XtorientHorizontal)) { - /* Left border */ + // Left border XDrawLine(XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.top_shadow_GC, lx, ly, lx, ly + lh - 1); - /* Right border */ + // Right border XDrawLine(XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.bot_shadow_GC, lx + lw - 1, ly, lx + lw - 1, ly + lh - 1); } else { - /* Top border */ + // Top border XDrawLine(XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.top_shadow_GC, lx, ly, lx + lw - 1, ly); - /* Bottom border */ + // Bottom border XDrawLine(XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.bot_shadow_GC, lx, ly + lh - 1, lx + lw - 1, ly + lh - 1); @@ -336,11 +336,11 @@ FillArea( } } -/* Paint the thumb in the area specified by sbw->top and - sbw->shown. The old area is erased. The painting and - erasing is done cleverly so that no flickering will occur. +/* + * Paint the thumb in the area specified by sbw->top and + * sbw->shown. The old area is erased. The painting and + * erasing is done cleverly so that no flickering will occur. */ - static void PaintThumb(ScrollbarWidget sbw) { @@ -369,7 +369,7 @@ PaintThumb(ScrollbarWidget sbw) if (newbot > oldbot) FillArea(sbw, AT_MAX(newtop, oldbot-1), newbot, 1,0); - /* Only draw the missing shadows */ + // Only draw the missing shadows FillArea(sbw, newtop, newbot, 0, 1); } } @@ -408,7 +408,7 @@ PaintArrows(ScrollbarWidget sbw) point[5].x = thickness / 2; point[5].y = sbw->scrollbar.length - sbw->scrollbar.shadow_width - 1; - /* horizontal arrows require that x and y coordinates be swapped */ + // horizontal arrows require that x and y coordinates be swapped if (sbw->scrollbar.orientation == XtorientHorizontal) { int n; @@ -420,7 +420,7 @@ PaintArrows(ScrollbarWidget sbw) point[n].y = swap; } } - /* draw the up/left arrow */ + // draw the up/left arrow XFillPolygon (XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.gc, point, 3, @@ -433,7 +433,7 @@ PaintArrows(ScrollbarWidget sbw) sbw->scrollbar.top_shadow_GC, point[0].x, point[0].y, point[2].x, point[2].y); - /* draw the down/right arrow */ + // draw the down/right arrow XFillPolygon (XtDisplay ((Widget) sbw), XtWindow ((Widget) sbw), sbw->scrollbar.gc, point+3, 3, @@ -497,8 +497,8 @@ CreateGC(Widget w) gcValues.fill_style = FillSolid; mask |= GCFillStyle; } - /* the creation should be non-caching, because */ - /* we now set and clear clip masks on the gc returned */ + // the creation should be non-caching, because + // we now set and clear clip masks on the gc returned sbw->scrollbar.gc = XtGetGC (w, mask, &gcValues); } @@ -519,8 +519,8 @@ SetDimensions(ScrollbarWidget sbw) static void Initialize( - Widget request UNUSED, /* what the client asked for */ - Widget new, /* what we're going to give him */ + Widget request UNUSED, // what the client asked for + Widget new, // what we're going to give him ArgList args UNUSED, Cardinal *num_args UNUSED) { @@ -551,16 +551,16 @@ Realize( Mask *valueMask, XSetWindowAttributes *attributes) { - /* The Simple widget actually stuffs the value in the valuemask. */ + // The Simple widget actually stuffs the value in the valuemask. (*vim_scrollbarWidgetClass->core_class.superclass->core_class.realize) (w, valueMask, attributes); } static Boolean SetValues( - Widget current, /* what I am */ - Widget request UNUSED, /* what he wants me to be */ - Widget desired, /* what I will become */ + Widget current, // what I am + Widget request UNUSED, // what he wants me to be + Widget desired, // what I will become ArgList args UNUSED, Cardinal *num_args UNUSED) { @@ -600,8 +600,8 @@ SetValues( static void Resize(Widget w) { - /* ForgetGravity has taken care of background, but thumb may - * have to move as a result of the new size. */ + // ForgetGravity has taken care of background, but thumb may + // have to move as a result of the new size. SetDimensions ((ScrollbarWidget) w); Redisplay(w, (XEvent*) NULL, (Region)NULL); } @@ -633,11 +633,11 @@ Redisplay(Widget w, XEvent *event, Region region) if (region == NULL || XRectInRegion (region, x, y, width, height) != RectangleOut) { - /* Forces entire thumb to be painted. */ + // Forces entire thumb to be painted. sbw->scrollbar.topLoc = -(sbw->scrollbar.length + 1); PaintThumb (sbw); } - /* we'd like to be region aware here!!!! */ + // we'd like to be region aware here!!!! PaintArrows(sbw); } @@ -693,7 +693,7 @@ PeekNotifyEvent(Display *dpy, XEvent *event, char *args) { struct EventData *eventData = (struct EventData*)args; - return ((++eventData->count == QLength(dpy)) /* since PeekIf blocks */ + return ((++eventData->count == QLength(dpy)) // since PeekIf blocks || CompareEvents(event, eventData->oldEvent)); } @@ -719,9 +719,9 @@ LookAhead(Widget w, XEvent *event) static void ExtractPosition( XEvent *event, - Position *x, /* RETURN */ - Position *y, /* RETURN */ - unsigned int *state) /* RETURN */ + Position *x, // RETURN + Position *y, // RETURN + unsigned int *state) // RETURN { switch (event->type) { @@ -771,8 +771,8 @@ HandleThumb( ExtractPosition(event, &x, &y, (unsigned int *)NULL); loc = PICKLENGTH(sbw, x, y); - /* if the motion event puts the pointer in thumb, call Move and Notify */ - /* also call Move and Notify if we're already in continuous scroll mode */ + // if the motion event puts the pointer in thumb, call Move and Notify + // also call Move and Notify if we're already in continuous scroll mode if (sbw->scrollbar.scroll_mode == SMODE_CONT || (loc >= sbw->scrollbar.topLoc && loc <= sbw->scrollbar.topLoc + (int)sbw->scrollbar.shownLength)) @@ -876,7 +876,7 @@ ScrollSome( { ScrollbarWidget sbw = (ScrollbarWidget) w; - if (sbw->scrollbar.scroll_mode == SMODE_CONT) /* if scroll continuous */ + if (sbw->scrollbar.scroll_mode == SMODE_CONT) // if scroll continuous return; if (LookAhead(w, event)) @@ -900,7 +900,7 @@ NotifyScroll( int call_data = 0; unsigned int state; - if (sbw->scrollbar.scroll_mode == SMODE_CONT) /* if scroll continuous */ + if (sbw->scrollbar.scroll_mode == SMODE_CONT) // if scroll continuous return; if (LookAhead (w, event)) @@ -968,7 +968,7 @@ NotifyScroll( if (call_data) XtCallCallbacks(w, XtNscrollProc, (XtPointer)(long_u)call_data); - /* establish autoscroll */ + // establish autoscroll if (delay) sbw->scrollbar.timer_id = XtAppAddTimeOut(XtWidgetToApplicationContext(w), @@ -985,9 +985,9 @@ EndScroll( ScrollbarWidget sbw = (ScrollbarWidget) w; sbw->scrollbar.scroll_mode = SMODE_NONE; - /* no need to remove any autoscroll timeout; it will no-op */ - /* because the scroll_mode is SMODE_NONE */ - /* but be sure to remove timeout in destroy proc */ + // no need to remove any autoscroll timeout; it will no-op + // because the scroll_mode is SMODE_NONE + // but be sure to remove timeout in destroy proc } static float @@ -1016,7 +1016,7 @@ MoveThumb( float top; char old_mode = sbw->scrollbar.scroll_mode; - sbw->scrollbar.scroll_mode = SMODE_CONT; /* indicate continuous scroll */ + sbw->scrollbar.scroll_mode = SMODE_CONT; // indicate continuous scroll if (LookAhead(w, event)) return; @@ -1028,7 +1028,7 @@ MoveThumb( top = FractionLoc(sbw, x, y); - if (old_mode != SMODE_CONT) /* start dragging: set offset */ + if (old_mode != SMODE_CONT) // start dragging: set offset { if (event->xbutton.button == Button2) sbw->scrollbar.scroll_off = sbw->scrollbar.shown / 2.; @@ -1045,7 +1045,7 @@ MoveThumb( sbw->scrollbar.top = top; PaintThumb(sbw); - XFlush(XtDisplay(w)); /* re-draw it before Notifying */ + XFlush(XtDisplay(w)); // re-draw it before Notifying } @@ -1057,8 +1057,8 @@ NotifyThumb( Cardinal *num_params UNUSED) { ScrollbarWidget sbw = (ScrollbarWidget)w; - /* Use a union to avoid a warning for the weird conversion from float to - * XtPointer. Comes from Xaw/Scrollbar.c. */ + // Use a union to avoid a warning for the weird conversion from float to + // XtPointer. Comes from Xaw/Scrollbar.c. union { XtPointer xtp; float xtf; @@ -1067,9 +1067,9 @@ NotifyThumb( if (LookAhead(w, event)) return; - /* thumbProc is not pretty, but is necessary for backwards - compatibility on those architectures for which it work{s,ed}; - the intent is to pass a (truncated) float by value. */ + // thumbProc is not pretty, but is necessary for backwards + // compatibility on those architectures for which it work{s,ed}; + // the intent is to pass a (truncated) float by value. xtpf.xtf = sbw->scrollbar.top; XtCallCallbacks(w, XtNthumbProc, xtpf.xtp); XtCallCallbacks(w, XtNjumpProc, (XtPointer)&sbw->scrollbar.top); @@ -1137,7 +1137,7 @@ _Xaw3dDrawShadows( bot = sbw->scrollbar.top_shadow_GC; } - /* top-left shadow */ + // top-left shadow if ((region == NULL) || (XRectInRegion (region, 0, 0, w, s) != RectangleOut) || (XRectInRegion (region, 0, 0, s, h) != RectangleOut)) @@ -1151,7 +1151,7 @@ _Xaw3dDrawShadows( XFillPolygon (dpy, win, top, pt, 6, Complex, CoordModeOrigin); } - /* bottom-right shadow */ + // bottom-right shadow if ((region == NULL) || (XRectInRegion (region, 0, hms, w, s) != RectangleOut) || (XRectInRegion (region, wms, 0, s, h) != RectangleOut)) @@ -1176,7 +1176,7 @@ vim_XawScrollbarSetThumb(Widget w, double top, double shown, double max) { ScrollbarWidget sbw = (ScrollbarWidget) w; - if (sbw->scrollbar.scroll_mode == SMODE_CONT) /* if still thumbing */ + if (sbw->scrollbar.scroll_mode == SMODE_CONT) // if still thumbing return; sbw->scrollbar.max = (max > 1.0) ? 1.0 : |