diff options
Diffstat (limited to 'src/Label.c')
| -rw-r--r-- | src/Label.c | 905 |
1 files changed, 475 insertions, 430 deletions
diff --git a/src/Label.c b/src/Label.c index c43391b..b5004d6 100644 --- a/src/Label.c +++ b/src/Label.c @@ -46,30 +46,20 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ******************************************************************/ +/* $XFree86: xc/lib/Xaw/Label.c,v 1.13 2001/12/14 19:54:40 dawes Exp $ */ -/* - * Label.c - Label widget - * - */ - +#include <stdio.h> +#include <ctype.h> #include <X11/IntrinsicP.h> #include <X11/StringDefs.h> #include <X11/Xos.h> -#include <X11/Xaw/XawInit.h> -#include <X11/Xaw/LabelP.h> #include <X11/Xmu/Converters.h> #include <X11/Xmu/Drawing.h> -#include <stdio.h> -#include <ctype.h> - -/* needed for abs() */ -#ifndef X_NOT_STDC_ENV -#include <stdlib.h> -#else -int abs(); -#endif +#include <X11/Xaw/LabelP.h> +#include <X11/Xaw/XawInit.h> +#include "Private.h" -#define streq(a,b) (strcmp( (a), (b) ) == 0) +#define streq(a, b) (strcmp((a), (b)) == 0) #define MULTI_LINE_LABEL 32767 @@ -77,123 +67,230 @@ int abs(); #define WORD64 #endif -/**************************************************************** - * - * Full class record constant - * - ****************************************************************/ +/* + * Class Methods + */ +static void XawLabelClassInitialize(void); +static void XawLabelDestroy(Widget); +static void XawLabelInitialize(Widget, Widget, ArgList, Cardinal*); +static XtGeometryResult XawLabelQueryGeometry(Widget, XtWidgetGeometry*, + XtWidgetGeometry*); +static void XawLabelRedisplay(Widget, XEvent*, Region); +static void XawLabelResize(Widget); +static Boolean XawLabelSetValues(Widget, Widget, Widget, + ArgList, Cardinal*); -/* Private Data */ +/* + * Prototypes + */ +#ifdef WORD64 +static int _XawLabelWidth16(XFontStruct*, char*, int); +static void _XawLabelDraw16(Display*, Drawable, GC, int, int, char*, int); +#endif +static void compute_bitmap_offsets(LabelWidget); +static void GetGrayGC(LabelWidget); +static void GetNormalGC(LabelWidget); +static void _Reposition(LabelWidget, unsigned int, unsigned int, + Position*, Position*); +static void set_bitmap_info(LabelWidget); +static void SetTextWidthAndHeight(LabelWidget); +/* + * Initialization + */ #define offset(field) XtOffsetOf(LabelRec, field) static XtResource resources[] = { - {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel), - offset(label.foreground), XtRString, XtDefaultForeground}, - {XtNfont, XtCFont, XtRFontStruct, sizeof(XFontStruct *), - offset(label.font),XtRString, XtDefaultFont}, - {XtNfontSet, XtCFontSet, XtRFontSet, sizeof(XFontSet ), - offset(label.fontset),XtRString, XtDefaultFontSet}, - {XtNlabel, XtCLabel, XtRString, sizeof(String), - offset(label.label), XtRString, NULL}, - {XtNencoding, XtCEncoding, XtRUnsignedChar, sizeof(unsigned char), - offset(label.encoding), XtRImmediate, (XtPointer)XawTextEncoding8bit}, - {XtNjustify, XtCJustify, XtRJustify, sizeof(XtJustify), - offset(label.justify), XtRImmediate, (XtPointer)XtJustifyCenter}, - {XtNinternalWidth, XtCWidth, XtRDimension, sizeof(Dimension), - offset(label.internal_width), XtRImmediate, (XtPointer)4}, - {XtNinternalHeight, XtCHeight, XtRDimension, sizeof(Dimension), - offset(label.internal_height), XtRImmediate, (XtPointer)2}, - {XtNleftBitmap, XtCLeftBitmap, XtRBitmap, sizeof(Pixmap), - offset(label.left_bitmap), XtRImmediate, (XtPointer) None}, - {XtNbitmap, XtCPixmap, XtRBitmap, sizeof(Pixmap), - offset(label.pixmap), XtRImmediate, (XtPointer)None}, - {XtNresize, XtCResize, XtRBoolean, sizeof(Boolean), - offset(label.resize), XtRImmediate, (XtPointer)True}, + { + XtNforeground, + XtCForeground, + XtRPixel, + sizeof(Pixel), + offset(label.foreground), + XtRString, + XtDefaultForeground + }, + { + XtNfont, + XtCFont, + XtRFontStruct, + sizeof(XFontStruct*), + offset(label.font), + XtRString, + XtDefaultFont + }, + { + XtNfontSet, + XtCFontSet, + XtRFontSet, + sizeof(XFontSet), + offset(label.fontset), + XtRString, + XtDefaultFontSet + }, + { + XtNlabel, + XtCLabel, + XtRString, + sizeof(String), + offset(label.label), + XtRString, + NULL + }, + { + XtNencoding, + XtCEncoding, + XtRUnsignedChar, + sizeof(unsigned char), + offset(label.encoding), + XtRImmediate, + (XtPointer)XawTextEncoding8bit + }, + { + XtNjustify, + XtCJustify, + XtRJustify, + sizeof(XtJustify), + offset(label.justify), + XtRImmediate, + (XtPointer)XtJustifyCenter + }, + { + XtNinternalWidth, + XtCWidth, + XtRDimension, + sizeof(Dimension), + offset(label.internal_width), + XtRImmediate, + (XtPointer)4 + }, + { + XtNinternalHeight, + XtCHeight, + XtRDimension, + sizeof(Dimension), + offset(label.internal_height), + XtRImmediate, + (XtPointer)2 + }, + { + XtNleftBitmap, + XtCLeftBitmap, + XtRBitmap, + sizeof(Pixmap), + offset(label.left_bitmap), + XtRImmediate, + (XtPointer)None + }, + { + XtNbitmap, + XtCPixmap, + XtRBitmap, + sizeof(Pixmap), + offset(label.pixmap), + XtRImmediate, + (XtPointer)None + }, + { + XtNresize, + XtCResize, + XtRBoolean, + sizeof(Boolean), + offset(label.resize), + XtRImmediate, + (XtPointer)True + }, + { + XtNlabelX, + XtCPosition, + XtRPosition, + sizeof(Position), + offset(label.label_x), + XtRImmediate, + (XtPointer)0 + }, + { + XtNlabelY, + XtCPosition, + XtRPosition, + sizeof(Position), + offset(label.label_y), + XtRImmediate, + (XtPointer)0 + }, }; #undef offset -static void Initialize(); -static void Resize(); -static void Redisplay(); -static Boolean SetValues(); -static void ClassInitialize(); -static void Destroy(); -static XtGeometryResult QueryGeometry(); - +#define Superclass (&simpleClassRec) LabelClassRec labelClassRec = { + /* core */ { -/* core_class fields */ - /* superclass */ (WidgetClass) &simpleClassRec, - /* class_name */ "Label", - /* widget_size */ sizeof(LabelRec), - /* class_initialize */ ClassInitialize, - /* class_part_initialize */ NULL, - /* class_inited */ FALSE, - /* initialize */ Initialize, - /* initialize_hook */ NULL, - /* realize */ XtInheritRealize, - /* actions */ NULL, - /* num_actions */ 0, - /* resources */ resources, - /* num_resources */ XtNumber(resources), - /* xrm_class */ NULLQUARK, - /* compress_motion */ TRUE, - /* compress_exposure */ TRUE, - /* compress_enterleave */ TRUE, - /* visible_interest */ FALSE, - /* destroy */ Destroy, - /* resize */ Resize, - /* expose */ Redisplay, - /* set_values */ SetValues, - /* set_values_hook */ NULL, - /* set_values_almost */ XtInheritSetValuesAlmost, - /* get_values_hook */ NULL, - /* accept_focus */ NULL, - /* version */ XtVersion, - /* callback_private */ NULL, - /* tm_table */ NULL, - /* query_geometry */ QueryGeometry, - /* display_accelerator */ XtInheritDisplayAccelerator, - /* extension */ NULL + (WidgetClass)&simpleClassRec, /* superclass */ + "Label", /* class_name */ + sizeof(LabelRec), /* widget_size */ + XawLabelClassInitialize, /* class_initialize */ + NULL, /* class_part_initialize */ + False, /* class_inited */ + XawLabelInitialize, /* initialize */ + NULL, /* initialize_hook */ + XtInheritRealize, /* realize */ + NULL, /* actions */ + 0, /* num_actions */ + resources, /* resources */ + XtNumber(resources), /* num_resources */ + NULLQUARK, /* xrm_class */ + True, /* compress_motion */ + True, /* compress_exposure */ + True, /* compress_enterleave */ + False, /* visible_interest */ + XawLabelDestroy, /* destroy */ + XawLabelResize, /* resize */ + XawLabelRedisplay, /* expose */ + XawLabelSetValues, /* set_values */ + NULL, /* set_values_hook */ + XtInheritSetValuesAlmost, /* set_values_almost */ + NULL, /* get_values_hook */ + NULL, /* accept_focus */ + XtVersion, /* version */ + NULL, /* callback_private */ + NULL, /* tm_table */ + XawLabelQueryGeometry, /* query_geometry */ + XtInheritDisplayAccelerator, /* display_accelerator */ + NULL, /* extension */ }, -/* Simple class fields initialization */ + /* simple */ { - /* change_sensitive */ XtInheritChangeSensitive + XtInheritChangeSensitive, /* change_sensitive */ }, -/* Label class fields initialization */ + /* label */ { - /* ignore */ 0 + NULL, /* extension */ } }; + WidgetClass labelWidgetClass = (WidgetClass)&labelClassRec; -/**************************************************************** - * - * Private Procedures - * - ****************************************************************/ -static void ClassInitialize() +/* + * Implementation + */ +static void +XawLabelClassInitialize(void) { XawInitializeWidgetSet(); - XtAddConverter( XtRString, XtRJustify, XmuCvtStringToJustify, - (XtConvertArgList)NULL, 0 ); + XtAddConverter(XtRString, XtRJustify, XmuCvtStringToJustify, NULL, 0); + XtSetTypeConverter(XtRJustify, XtRString, XmuCvtJustifyToString, + NULL, 0, XtCacheNone, NULL); } #ifndef WORD64 - #define TXT16 XChar2b - #else - #define TXT16 char static XChar2b *buf2b; static int buf2blen = 0; -_XawLabelWidth16(fs, str, n) - XFontStruct *fs; - char *str; - int n; +static int +_XawLabelWidth16(XFontStruct *fs, char *str, int n) { int i; XChar2b *ptr; @@ -206,16 +303,13 @@ _XawLabelWidth16(fs, str, n) ptr->byte1 = *str++; ptr->byte2 = *str++; } - return XTextWidth16(fs, buf2b, n); + + return (XTextWidth16(fs, buf2b, n)); } -_XawLabelDraw16(dpy, d, gc, x, y, str, n) - Display *dpy; - Drawable d; - GC gc; - int x, y; - char *str; - int n; +static void +_XawLabelDraw16(Display *dpy, Drawable d, GC gc, int x, int y, + char *str, int n) { int i; XChar2b *ptr; @@ -233,119 +327,117 @@ _XawLabelDraw16(dpy, d, gc, x, y, str, n) #define XTextWidth16 _XawLabelWidth16 #define XDrawString16 _XawLabelDraw16 - #endif /* WORD64 */ /* * Calculate width and height of displayed text in pixels */ - -static void SetTextWidthAndHeight(lw) - LabelWidget lw; +static void +SetTextWidthAndHeight(LabelWidget lw) { XFontStruct *fs = lw->label.font; - char *nl; if (lw->label.pixmap != None) { Window root; int x, y; unsigned int width, height, bw, depth; + if (XGetGeometry(XtDisplay(lw), lw->label.pixmap, &root, &x, &y, - &width, &height, &bw, &depth)) { + &width, &height, &bw, &depth)) { lw->label.label_height = height; lw->label.label_width = width; lw->label.label_len = depth; return; } } - if ( lw->simple.international == True ) { - - XFontSet fset = lw->label.fontset; - XFontSetExtents *ext = XExtentsOfFontSet(fset); - - lw->label.label_height = ext->max_ink_extent.height; - if (lw->label.label == NULL) { - lw->label.label_len = 0; - lw->label.label_width = 0; - } - else if ((nl = index(lw->label.label, '\n')) != NULL) { - char *label; - lw->label.label_len = MULTI_LINE_LABEL; - lw->label.label_width = 0; - for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) { - int width = XmbTextEscapement(fset, label, (int)(nl - label)); - - if (width > (int)lw->label.label_width) - lw->label.label_width = width; - label = nl + 1; - if (*label) - lw->label.label_height += - ext->max_ink_extent.height; - } - if (*label) { - int width = XmbTextEscapement(fset, label, strlen(label)); - - if (width > (int) lw->label.label_width) - lw->label.label_width = width; - } - } else { - lw->label.label_len = strlen(lw->label.label); - lw->label.label_width = - XmbTextEscapement(fset, lw->label.label, (int) lw->label.label_len); - } - - } else { - - lw->label.label_height = fs->max_bounds.ascent + fs->max_bounds.descent; - if (lw->label.label == NULL) { - lw->label.label_len = 0; - lw->label.label_width = 0; - } - else if ((nl = index(lw->label.label, '\n')) != NULL) { + if (lw->simple.international == True) { + XFontSet fset = lw->label.fontset; + XFontSetExtents *ext = XExtentsOfFontSet(fset); + + lw->label.label_height = ext->max_ink_extent.height; + if (lw->label.label == NULL) { + lw->label.label_len = 0; + lw->label.label_width = 0; + } + else if ((nl = index(lw->label.label, '\n')) != NULL) { char *label; - lw->label.label_len = MULTI_LINE_LABEL; - lw->label.label_width = 0; - for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) { - int width; - - if (lw->label.encoding) - width = XTextWidth16(fs, (TXT16*)label, (int)(nl - label)/2); - else + + lw->label.label_len = MULTI_LINE_LABEL; + lw->label.label_width = 0; + for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) { + int width = XmbTextEscapement(fset, label, (int)(nl - label)); + + if (width > (int)lw->label.label_width) + lw->label.label_width = width; + label = nl + 1; + if (*label) + lw->label.label_height += ext->max_ink_extent.height; + } + if (*label) { + int width = XmbTextEscapement(fset, label, strlen(label)); + + if (width > (int)lw->label.label_width) + lw->label.label_width = width; + } + } + else { + lw->label.label_len = strlen(lw->label.label); + lw->label.label_width = + XmbTextEscapement(fset, lw->label.label, lw->label.label_len); + } + } + else { + lw->label.label_height = fs->max_bounds.ascent + fs->max_bounds.descent; + if (lw->label.label == NULL) { + lw->label.label_len = 0; + lw->label.label_width = 0; + } + else if ((nl = index(lw->label.label, '\n')) != NULL) { + char *label; + + lw->label.label_len = MULTI_LINE_LABEL; + lw->label.label_width = 0; + for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) { + int width; + + if (lw->label.encoding) + width = XTextWidth16(fs, (TXT16*)label, (int)(nl - label) / 2); + else width = XTextWidth(fs, label, (int)(nl - label)); - if (width > (int)lw->label.label_width) + if (width > (int)lw->label.label_width) lw->label.label_width = width; - label = nl + 1; - if (*label) + label = nl + 1; + if (*label) lw->label.label_height += - fs->max_bounds.ascent + fs->max_bounds.descent; + fs->max_bounds.ascent + fs->max_bounds.descent; } if (*label) { - int width = XTextWidth(fs, label, strlen(label)); + int width = XTextWidth(fs, label, strlen(label)); - if (lw->label.encoding) - width = XTextWidth16(fs, (TXT16*)label, (int)strlen(label)/2); - else + if (lw->label.encoding) + width = XTextWidth16(fs, (TXT16*)label, strlen(label) / 2); + else width = XTextWidth(fs, label, strlen(label)); - if (width > (int) lw->label.label_width) + if (width > (int) lw->label.label_width) lw->label.label_width = width; } - } else { + } + else { lw->label.label_len = strlen(lw->label.label); if (lw->label.encoding) - lw->label.label_width = + lw->label.label_width = XTextWidth16(fs, (TXT16*)lw->label.label, - (int) lw->label.label_len/2); + (int)lw->label.label_len / 2); else - lw->label.label_width = - XTextWidth(fs, lw->label.label, (int) lw->label.label_len); - } - + lw->label.label_width = + XTextWidth(fs, lw->label.label, (int)lw->label.label_len); + } } } -static void GetnormalGC(lw) - LabelWidget lw; +static void +GetNormalGC(LabelWidget lw) { XGCValues values; @@ -354,21 +446,20 @@ static void GetnormalGC(lw) values.font = lw->label.font->fid; values.graphics_exposures = False; - if ( lw->simple.international == True ) - /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC. */ - lw->label.normal_GC = XtAllocateGC( - (Widget)lw, 0, - (unsigned) GCForeground | GCBackground | GCGraphicsExposures, - &values, GCFont, 0 ); + if (lw->simple.international == True) + /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */ + lw->label.normal_GC = XtAllocateGC((Widget)lw, 0, + GCForeground | GCBackground | + GCGraphicsExposures, + &values, GCFont, 0); else - lw->label.normal_GC = XtGetGC( - (Widget)lw, - (unsigned) GCForeground | GCBackground | GCFont | GCGraphicsExposures, - &values); + lw->label.normal_GC = XtGetGC((Widget)lw, + GCForeground | GCBackground | GCFont | + GCGraphicsExposures, &values); } -static void GetgrayGC(lw) - LabelWidget lw; +static void +GetGrayGC(LabelWidget lw) { XGCValues values; @@ -383,119 +474,90 @@ static void GetgrayGC(lw) values.graphics_exposures = False; lw->label.stipple = values.tile; - if ( lw->simple.international == True ) - /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC. */ - lw->label.gray_GC = XtAllocateGC((Widget)lw, 0, - (unsigned) GCForeground | GCBackground | - GCTile | GCFillStyle | - GCGraphicsExposures, - &values, GCFont, 0); - else - lw->label.gray_GC = XtGetGC((Widget)lw, - (unsigned) GCForeground | GCBackground | - GCFont | GCTile | GCFillStyle | - GCGraphicsExposures, - &values); + if (lw->simple.international == True) + /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */ + lw->label.gray_GC = XtAllocateGC((Widget)lw, 0, + GCForeground | GCBackground | + GCTile | GCFillStyle | + GCGraphicsExposures, + &values, GCFont, 0); + else + lw->label.gray_GC = XtGetGC((Widget)lw, + GCForeground | GCBackground | + GCFont | GCTile | GCFillStyle | + GCGraphicsExposures, + &values); } -static void compute_bitmap_offsets (lw) - LabelWidget lw; +static void +compute_bitmap_offsets(LabelWidget lw) { /* * bitmap will be eventually be displayed at * (internal_width, internal_height + lbm_y) */ - if (lw->label.lbm_height != 0) { - lw->label.lbm_y = (lw->core.height - - (lw->label.internal_height * 2 + + if (lw->label.lbm_height != 0) + lw->label.lbm_y = (XtHeight(lw) - (lw->label.internal_height * 2 + lw->label.lbm_height)) / 2; - } else { + else lw->label.lbm_y = 0; - } } - -static void set_bitmap_info (lw) - LabelWidget lw; +static void +set_bitmap_info(LabelWidget lw) { Window root; int x, y; unsigned int bw, depth; - if (!(lw->label.left_bitmap && - XGetGeometry (XtDisplay(lw), lw->label.left_bitmap, &root, &x, &y, + if (!(lw->label.left_bitmap + && XGetGeometry(XtDisplay(lw), lw->label.left_bitmap, &root, &x, &y, &lw->label.lbm_width, &lw->label.lbm_height, - &bw, &depth))) { + &bw, &depth))) lw->label.lbm_width = lw->label.lbm_height = 0; - } - compute_bitmap_offsets (lw); -} - + compute_bitmap_offsets(lw); +} -/* ARGSUSED */ -static void Initialize(request, new, args, num_args) - Widget request, new; - ArgList args; - Cardinal *num_args; +/*ARGSUSED*/ +static void +XawLabelInitialize(Widget request, Widget cnew, + ArgList args, Cardinal *num_args) { - LabelWidget lw = (LabelWidget) new; + LabelWidget lw = (LabelWidget)cnew; if (lw->label.label == NULL) - lw->label.label = XtNewString(lw->core.name); - else { - lw->label.label = XtNewString(lw->label.label); - } + lw->label.label = XtNewString(lw->core.name); + else + lw->label.label = XtNewString(lw->label.label); - GetnormalGC(lw); - GetgrayGC(lw); + GetNormalGC(lw); + GetGrayGC(lw); SetTextWidthAndHeight(lw); - if (lw->core.height == 0) - lw->core.height = lw->label.label_height + - 2 * lw->label.internal_height; + if (XtHeight(lw) == 0) + XtHeight(lw) = lw->label.label_height + 2 * lw->label.internal_height; - set_bitmap_info (lw); /* need core.height */ + set_bitmap_info(lw); /* need core.height */ - if (lw->core.width == 0) /* need label.lbm_width */ - lw->core.width = (lw->label.label_width + - 2 * lw->label.internal_width + - LEFT_OFFSET(lw)); + if (XtWidth(lw) == 0) /* need label.lbm_width */ + XtWidth(lw) = lw->label.label_width + 2 * lw->label.internal_width + + LEFT_OFFSET(lw); lw->label.label_x = lw->label.label_y = 0; - (*XtClass(new)->core_class.resize) ((Widget)lw); - -} /* Initialize */ - -/* - * Repaint the widget window - */ + (*XtClass(cnew)->core_class.resize)((Widget)lw); +} -/* ARGSUSED */ -static void Redisplay(gw, event, region) - Widget gw; - XEvent *event; - Region region; +/*ARGSUSED*/ +static void +XawLabelRedisplay(Widget gw, XEvent *event, Region region) { - LabelWidget w = (LabelWidget) gw; + LabelWidget w = (LabelWidget)gw; GC gc; - /* - * now we'll see if we need to draw the rest of the label - */ - if (region != NULL) { - int x = w->label.label_x; - unsigned int width = w->label.label_width; - if (w->label.lbm_width) { - if (w->label.label_x > (x = w->label.internal_width)) - width += w->label.label_x - x; - } - if (XRectInRegion(region, x, w->label.label_y, - width, w->label.label_height) == RectangleOut){ - return; - } - } + if (*Superclass->core_class.expose != NULL) + (*Superclass->core_class.expose)(gw, event, region); gc = XtIsSensitive(gw) ? w->label.normal_GC : w->label.gray_GC; #ifdef notdef @@ -507,75 +569,72 @@ static void Redisplay(gw, event, region) int len = w->label.label_len; char *label = w->label.label; Position y = w->label.label_y + w->label.font->max_bounds.ascent; - Position ksy = w->label.label_y; + Position ksy = w->label.label_y; /* display left bitmap */ - if (w->label.left_bitmap && w->label.lbm_width != 0) { + if (w->label.left_bitmap && w->label.lbm_width != 0) XCopyPlane (XtDisplay(gw), w->label.left_bitmap, XtWindow(gw), gc, - 0, 0, w->label.lbm_width, w->label.lbm_height, - (int) w->label.internal_width, - (int) w->label.internal_height + w->label.lbm_y, - (unsigned long) 1L); - } - - if ( w->simple.international == True ) { + 0, 0, w->label.lbm_width, w->label.lbm_height, + w->label.internal_width, + w->label.internal_height + w->label.lbm_y, 1L); + if (w->simple.international == True) { XFontSetExtents *ext = XExtentsOfFontSet(w->label.fontset); - ksy += abs(ext->max_ink_extent.y); - - if (len == MULTI_LINE_LABEL) { - char *nl; - while ((nl = index(label, '\n')) != NULL) { - XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset, gc, - w->label.label_x, ksy, label, (int)(nl - label)); - ksy += ext->max_ink_extent.height; - label = nl + 1; - } - len = strlen(label); - } - if (len) - XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset, gc, - w->label.label_x, ksy, label, len); + ksy += XawAbs(ext->max_ink_extent.y); - } else { /*international false, so use R5 routine */ + if (len == MULTI_LINE_LABEL) { + char *nl; + while ((nl = index(label, '\n')) != NULL) { + XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset, + gc, w->label.label_x, ksy, label, + (int)(nl - label)); + ksy += ext->max_ink_extent.height; + label = nl + 1; + } + len = strlen(label); + } + if (len) + XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset, gc, + w->label.label_x, ksy, label, len); + } + else { if (len == MULTI_LINE_LABEL) { - char *nl; - while ((nl = index(label, '\n')) != NULL) { + char *nl; + + while ((nl = index(label, '\n')) != NULL) { if (w->label.encoding) - XDrawString16(XtDisplay(gw), XtWindow(gw), gc, - w->label.label_x, y, - (TXT16*)label, (int)(nl - label)/2); + XDrawString16(XtDisplay(gw), XtWindow(gw), gc, + w->label.label_x, y, + (TXT16*)label, (int)(nl - label) / 2); else - XDrawString(XtDisplay(gw), XtWindow(gw), gc, - w->label.label_x, y, label, (int)(nl - label)); + XDrawString(XtDisplay(gw), XtWindow(gw), gc, + w->label.label_x, y, label, (int)(nl - label)); y += w->label.font->max_bounds.ascent + - w->label.font->max_bounds.descent; + w->label.font->max_bounds.descent; label = nl + 1; - } - len = strlen(label); + } + len = strlen(label); } if (len) { - if (w->label.encoding) + if (w->label.encoding) XDrawString16(XtDisplay(gw), XtWindow(gw), gc, - w->label.label_x, y, (TXT16*)label, len/2); - else + w->label.label_x, y, (TXT16*)label, len / 2); + else XDrawString(XtDisplay(gw), XtWindow(gw), gc, - w->label.label_x, y, label, len); + w->label.label_x, y, label, len); } - - } /*endif international*/ - - } else if (w->label.label_len == 1) { /* depth */ + } + } + else if (w->label.label_len == 1) XCopyPlane(XtDisplay(gw), w->label.pixmap, XtWindow(gw), gc, - 0, 0, w->label.label_width, w->label.label_height, - w->label.label_x, w->label.label_y, 1L); - } else { + 0, 0, w->label.label_width, w->label.label_height, + w->label.label_x, w->label.label_y, 1L); + else XCopyArea(XtDisplay(gw), w->label.pixmap, XtWindow(gw), gc, - 0, 0, w->label.label_width, w->label.label_height, - w->label.label_x, w->label.label_y); - } + 0, 0, w->label.label_width, w->label.label_height, + w->label.label_x, w->label.label_y); #ifdef notdef if (region != NULL) @@ -583,190 +642,176 @@ static void Redisplay(gw, event, region) #endif /* notdef */ } -static void _Reposition(lw, width, height, dx, dy) - LabelWidget lw; - Dimension width, height; - Position *dx, *dy; +static void +_Reposition(LabelWidget lw, unsigned int width, unsigned int height, + Position *dx, Position *dy) { Position newPos; Position leftedge = lw->label.internal_width + LEFT_OFFSET(lw); switch (lw->label.justify) { - - case XtJustifyLeft : + case XtJustifyLeft: newPos = leftedge; break; - - case XtJustifyRight : - newPos = width - - (lw->label.label_width + lw->label.internal_width); + case XtJustifyRight: + newPos = width - (lw->label.label_width + lw->label.internal_width); break; - - case XtJustifyCenter : + case XtJustifyCenter: + /*FALLTRHOUGH*/ default: - newPos = (int)(width - lw->label.label_width) / 2; + newPos = (int)(width - lw->label.label_width) >> 1; break; } if (newPos < (Position)leftedge) newPos = leftedge; *dx = newPos - lw->label.label_x; lw->label.label_x = newPos; - *dy = (newPos = (int)(height - lw->label.label_height) / 2) - - lw->label.label_y; + + newPos = (height - lw->label.label_height) >> 1; + *dy = newPos - lw->label.label_y; lw->label.label_y = newPos; - return; } -static void Resize(w) - Widget w; +static void +XawLabelResize(Widget w) { LabelWidget lw = (LabelWidget)w; Position dx, dy; - _Reposition(lw, w->core.width, w->core.height, &dx, &dy); - compute_bitmap_offsets (lw); + _Reposition(lw, XtWidth(w), XtHeight(w), &dx, &dy); + compute_bitmap_offsets(lw); } -/* - * Set specified arguments into widget - */ - #define PIXMAP 0 #define WIDTH 1 #define HEIGHT 2 #define NUM_CHECKS 3 - -static Boolean SetValues(current, request, new, args, num_args) - Widget current, request, new; - ArgList args; - Cardinal *num_args; +static Boolean +XawLabelSetValues(Widget current, Widget request, Widget cnew, + ArgList args, Cardinal *num_args) { - LabelWidget curlw = (LabelWidget) current; - LabelWidget reqlw = (LabelWidget) request; - LabelWidget newlw = (LabelWidget) new; - int i; + LabelWidget curlw = (LabelWidget)current; + LabelWidget reqlw = (LabelWidget)request; + LabelWidget newlw = (LabelWidget)cnew; + unsigned int i; Boolean was_resized = False, redisplay = False, checks[NUM_CHECKS]; for (i = 0; i < NUM_CHECKS; i++) - checks[i] = FALSE; + checks[i] = False; for (i = 0; i < *num_args; i++) { if (streq(XtNbitmap, args[i].name)) - checks[PIXMAP] = TRUE; - if (streq(XtNwidth, args[i].name)) - checks[WIDTH] = TRUE; - if (streq(XtNheight, args[i].name)) - checks[HEIGHT] = TRUE; + checks[PIXMAP] = True; + else if (streq(XtNwidth, args[i].name)) + checks[WIDTH] = True; + else if (streq(XtNheight, args[i].name)) + checks[HEIGHT] = True; } - if (newlw->label.label == NULL) { + if (newlw->label.label == NULL) newlw->label.label = newlw->core.name; - } /* * resize on bitmap change */ - if (curlw->label.left_bitmap != newlw->label.left_bitmap) { + if (curlw->label.left_bitmap != newlw->label.left_bitmap) was_resized = True; - } if (curlw->label.encoding != newlw->label.encoding) was_resized = True; - if ( (curlw->label.fontset != newlw->label.fontset) && - curlw->simple.international ){ + if (curlw->label.fontset != newlw->label.fontset && + curlw->simple.international) was_resized = True; - } + if (curlw->label.label != newlw->label.label) { - if (curlw->label.label != curlw->core.name) - XtFree( (char *)curlw->label.label ); + if (curlw->label.label != curlw->core.name) + XtFree((char *)curlw->label.label); + + if (newlw->label.label != newlw->core.name) + newlw->label.label = XtNewString(newlw->label.label); - if (newlw->label.label != newlw->core.name) { - newlw->label.label = XtNewString( newlw->label.label ); - } was_resized = True; } if (was_resized || (curlw->label.font != newlw->label.font) || - (curlw->label.justify != newlw->label.justify) || checks[PIXMAP]) { - + curlw->label.justify != newlw->label.justify || checks[PIXMAP]) { SetTextWidthAndHeight(newlw); was_resized = True; } - /* recalculate the window size if something has changed. */ + /* recalculate the window size if something has changed */ if (newlw->label.resize && was_resized) { - if ((curlw->core.height == reqlw->core.height) && !checks[HEIGHT]) - newlw->core.height = (newlw->label.label_height + - 2 * newlw->label.internal_height); + if (XtHeight(curlw) == XtHeight(reqlw) && !checks[HEIGHT]) + XtHeight(newlw) = newlw->label.label_height + + (newlw->label.internal_height << 1); - set_bitmap_info (newlw); + set_bitmap_info(newlw); - if ((curlw->core.width == reqlw->core.width) && !checks[WIDTH]) - newlw->core.width = (newlw->label.label_width + - LEFT_OFFSET(newlw) + - 2 * newlw->label.internal_width); + if (XtWidth(curlw) == XtWidth(reqlw) && !checks[WIDTH]) + XtWidth(newlw) = newlw->label.label_width + LEFT_OFFSET(newlw) + + (newlw->label.internal_width << 1); } if (curlw->label.foreground != newlw->label.foreground || curlw->core.background_pixel != newlw->core.background_pixel - || curlw->label.font->fid != newlw->label.font->fid ) { - - /* The Fontset is not in the GC - don't make a new GC if FS changes! */ - - XtReleaseGC(new, curlw->label.normal_GC); - XtReleaseGC(new, curlw->label.gray_GC); - XmuReleaseStippledPixmap( XtScreen(current), curlw->label.stipple ); - GetnormalGC(newlw); - GetgrayGC(newlw); + || curlw->label.font->fid != newlw->label.font->fid) { + /* The Fontset is not in the GC - don't make a new GC if FS changes! */ + XtReleaseGC(cnew, curlw->label.normal_GC); + XtReleaseGC(cnew, curlw->label.gray_GC); + XmuReleaseStippledPixmap(XtScreen(current), curlw->label.stipple); + GetNormalGC(newlw); + GetGrayGC(newlw); redisplay = True; } - if ((curlw->label.internal_width != newlw->label.internal_width) - || (curlw->label.internal_height != newlw->label.internal_height) + if (curlw->label.label_x != newlw->label.label_x || + curlw->label.label_y != newlw->label.label_y) + redisplay = True; + + if (curlw->label.internal_width != newlw->label.internal_width + || curlw->label.internal_height != newlw->label.internal_height || was_resized) { /* Resize() will be called if geometry changes succeed */ Position dx, dy; - _Reposition(newlw, curlw->core.width, curlw->core.height, &dx, &dy); + + _Reposition(newlw, XtWidth(curlw), XtHeight(curlw), &dx, &dy); } - return was_resized || redisplay || - XtIsSensitive(current) != XtIsSensitive(new); + return (was_resized || redisplay || + XtIsSensitive(current) != XtIsSensitive(cnew)); } -static void Destroy(w) - Widget w; +static void +XawLabelDestroy(Widget w) { LabelWidget lw = (LabelWidget)w; - if ( lw->label.label != lw->core.name ) - XtFree( lw->label.label ); - XtReleaseGC( w, lw->label.normal_GC ); - XtReleaseGC( w, lw->label.gray_GC); - XmuReleaseStippledPixmap( XtScreen(w), lw->label.stipple ); + if (lw->label.label != lw->core.name) + XtFree(lw->label.label); + XtReleaseGC(w, lw->label.normal_GC); + XtReleaseGC(w, lw->label.gray_GC); + XmuReleaseStippledPixmap(XtScreen(w), lw->label.stipple); } - -static XtGeometryResult QueryGeometry(w, intended, preferred) - Widget w; - XtWidgetGeometry *intended, *preferred; +static XtGeometryResult +XawLabelQueryGeometry(Widget w, XtWidgetGeometry *intended, + XtWidgetGeometry *preferred) { LabelWidget lw = (LabelWidget)w; preferred->request_mode = CWWidth | CWHeight; - preferred->width = (lw->label.label_width + - 2 * lw->label.internal_width + - LEFT_OFFSET(lw)); - preferred->height = lw->label.label_height + - 2 * lw->label.internal_height; - if ( ((intended->request_mode & (CWWidth | CWHeight)) - == (CWWidth | CWHeight)) && - intended->width == preferred->width && - intended->height == preferred->height) - return XtGeometryYes; - else if (preferred->width == w->core.width && - preferred->height == w->core.height) - return XtGeometryNo; - else - return XtGeometryAlmost; + preferred->width = lw->label.label_width + + (lw->label.internal_width << 1) + LEFT_OFFSET(lw); + preferred->height = lw->label.label_height + + (lw->label.internal_height << 1); + + if (((intended->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight)) + && intended->width == preferred->width + && intended->height == preferred->height) + return (XtGeometryYes); + else if (preferred->width == XtWidth(w) && preferred->height == XtHeight(w)) + return (XtGeometryNo); + + return (XtGeometryAlmost); } |