Mercurial > hg > xemacs-beta

comparison lwlib/xlwscrollbar.c @ 14:9ee227acff29 r19-15b90

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Import from CVS: tag r19-15b90
author cvs
date Mon, 13 Aug 2007 08:48:42 +0200
parents 49a24b4fd526
children 441bb1e64a06
comparison
equal deleted inserted replaced
13:13c6d0aaafe5 14:9ee227acff29
114 ** 114 **
115 */ 115 */
116 #define offset(field) XtOffset(XlwScrollBarWidget, field) 116 #define offset(field) XtOffset(XlwScrollBarWidget, field)
117 117
118 static XtResource resources[] = { 118 static XtResource resources[] = {
119 { (String) XmNforeground, (String) XmCForeground, XtRPixel, sizeof(Pixel), 119 { XmNforeground, XmCForeground, XtRPixel, sizeof(Pixel),
120 offset(sb.foreground), XtRImmediate, (XtPointer) XtDefaultForeground }, 120 offset(sb.foreground), XtRImmediate, (XtPointer) XtDefaultForeground },
121 121
122 { (String) XmNtopShadowColor, (String) XmCTopShadowColor, XtRPixel, 122 { XmNtopShadowColor, XmCTopShadowColor, XtRPixel,
123 sizeof(Pixel), offset(sb.topShadowColor), XtRImmediate, (XtPointer) ~0 }, 123 sizeof(Pixel), offset(sb.topShadowColor), XtRImmediate, (XtPointer) ~0 },
124 { (String) XmNbottomShadowColor, (String) XmCBottomShadowColor, XtRPixel, 124 { XmNbottomShadowColor, XmCBottomShadowColor, XtRPixel,
125 sizeof(Pixel), offset(sb.bottomShadowColor), XtRImmediate, 125 sizeof(Pixel), offset(sb.bottomShadowColor), XtRImmediate,
126 (XtPointer)~0 }, 126 (XtPointer)~0 },
127 127
128 { (String) XmNtopShadowPixmap, (String) XmCTopShadowPixmap, XtRPixmap, 128 { XmNtopShadowPixmap, XmCTopShadowPixmap, XtRPixmap,
129 sizeof (Pixmap), offset(sb.topShadowPixmap), XtRImmediate, 129 sizeof (Pixmap), offset(sb.topShadowPixmap), XtRImmediate,
130 (XtPointer)None}, 130 (XtPointer)None},
131 { (String) XmNbottomShadowPixmap, (String) XmCBottomShadowPixmap, 131 { XmNbottomShadowPixmap, XmCBottomShadowPixmap,
132 XtRPixmap, sizeof (Pixmap), offset(sb.bottomShadowPixmap), 132 XtRPixmap, sizeof (Pixmap), offset(sb.bottomShadowPixmap),
133 XtRImmediate, (XtPointer)None}, 133 XtRImmediate, (XtPointer)None},
134 134
135 { (String)XmNtroughColor, (String)XmCTroughColor, XtRPixel, sizeof(Pixel), 135 { XmNtroughColor, XmCTroughColor, XtRPixel, sizeof(Pixel),
136 offset(sb.troughColor), XtRImmediate, (XtPointer)~0 }, 136 offset(sb.troughColor), XtRImmediate, (XtPointer)~0 },
137 137
138 { (String)XmNshadowThickness, (String)XmCShadowThickness, XtRInt, 138 { XmNshadowThickness, XmCShadowThickness, XtRInt,
139 sizeof(int), offset(sb.shadowThickness), XtRImmediate, (XtPointer)2 }, 139 sizeof(int), offset(sb.shadowThickness), XtRImmediate, (XtPointer)2 },
140 140
141 { (String) XmNborderWidth, (String) XmCBorderWidth, XtRDimension, 141 { XmNborderWidth, XmCBorderWidth, XtRDimension,
142 sizeof(Dimension), offset(core.border_width), XtRImmediate, 142 sizeof(Dimension), offset(core.border_width), XtRImmediate,
143 (XtPointer)0 }, 143 (XtPointer)0 },
144 144
145 { (String) XmNshowArrows, (String) XmCShowArrows, XtRBoolean, 145 { XmNshowArrows, XmCShowArrows, XtRBoolean,
146 sizeof(Boolean), offset(sb.showArrows), XtRImmediate, (XtPointer)True }, 146 sizeof(Boolean), offset(sb.showArrows), XtRImmediate, (XtPointer)True },
147 147
148 { (String) XmNinitialDelay, (String) XmCInitialDelay, XtRInt, sizeof(int), 148 { XmNinitialDelay, XmCInitialDelay, XtRInt, sizeof(int),
149 offset(sb.initialDelay), XtRImmediate, (XtPointer) 250 }, 149 offset(sb.initialDelay), XtRImmediate, (XtPointer) 250 },
150 { (String) XmNrepeatDelay, (String) XmCRepeatDelay, XtRInt, sizeof(int), 150 { XmNrepeatDelay, XmCRepeatDelay, XtRInt, sizeof(int),
151 offset(sb.repeatDelay), XtRImmediate, (XtPointer) 50 }, 151 offset(sb.repeatDelay), XtRImmediate, (XtPointer) 50 },
152 152
153 { (String) XmNorientation, (String) XmCOrientation, XtROrientation, 153 { XmNorientation, XmCOrientation, XtROrientation,
154 sizeof(unsigned char), offset(sb.orientation), XtRImmediate, 154 sizeof(unsigned char), offset(sb.orientation), XtRImmediate,
155 (XtPointer) XmVERTICAL }, 155 (XtPointer) XmVERTICAL },
156 156
157 { (String) XmNminimum, (String) XmCMinimum, XtRInt, sizeof(int), 157 { XmNminimum, XmCMinimum, XtRInt, sizeof(int),
158 offset(sb.minimum), XtRImmediate, (XtPointer) 0}, 158 offset(sb.minimum), XtRImmediate, (XtPointer) 0},
159 { (String) XmNmaximum, (String) XmCMaximum, XtRInt, sizeof(int), 159 { XmNmaximum, XmCMaximum, XtRInt, sizeof(int),
160 offset(sb.maximum), XtRImmediate, (XtPointer) 100}, 160 offset(sb.maximum), XtRImmediate, (XtPointer) 100},
161 { (String) XmNvalue, (String) XmCValue, XtRInt, sizeof(int), 161 { XmNvalue, XmCValue, XtRInt, sizeof(int),
162 offset(sb.value), XtRImmediate, (XtPointer) 0}, 162 offset(sb.value), XtRImmediate, (XtPointer) 0},
163 { (String) XmNsliderSize, (String) XmCSliderSize, XtRInt, sizeof(int), 163 { XmNsliderSize, XmCSliderSize, XtRInt, sizeof(int),
164 offset(sb.sliderSize), XtRImmediate, (XtPointer) 10}, 164 offset(sb.sliderSize), XtRImmediate, (XtPointer) 10},
165 { (String) XmNincrement, (String) XmCIncrement, XtRInt, sizeof(int), 165 { XmNincrement, XmCIncrement, XtRInt, sizeof(int),
166 offset(sb.increment), XtRImmediate, (XtPointer) 1}, 166 offset(sb.increment), XtRImmediate, (XtPointer) 1},
167 { (String)XmNpageIncrement, (String)XmCPageIncrement, XtRInt, sizeof(int), 167 { XmNpageIncrement, XmCPageIncrement, XtRInt, sizeof(int),
168 offset(sb.pageIncrement), XtRImmediate, (XtPointer) 10}, 168 offset(sb.pageIncrement), XtRImmediate, (XtPointer) 10},
169 169
170 { (String) XmNvalueChangedCallback, (String) XmCValueChangedCallback, 170 { XmNvalueChangedCallback, XmCValueChangedCallback,
171 XtRCallback, sizeof(XtPointer), offset(sb.valueChangedCBL), 171 XtRCallback, sizeof(XtPointer), offset(sb.valueChangedCBL),
172 XtRCallback, NULL}, 172 XtRCallback, NULL},
173 { (String) XmNincrementCallback, (String) XmCIncrementCallback, 173 { XmNincrementCallback, XmCIncrementCallback,
174 XtRCallback, sizeof(XtPointer), offset(sb.incrementCBL), 174 XtRCallback, sizeof(XtPointer), offset(sb.incrementCBL),
175 XtRCallback, NULL}, 175 XtRCallback, NULL},
176 { (String) XmNdecrementCallback, (String) XmCDecrementCallback, 176 { XmNdecrementCallback, XmCDecrementCallback,
177 XtRCallback, sizeof(XtPointer), offset(sb.decrementCBL), 177 XtRCallback, sizeof(XtPointer), offset(sb.decrementCBL),
178 XtRCallback, NULL}, 178 XtRCallback, NULL},
179 { (String) XmNpageIncrementCallback, (String) XmCPageIncrementCallback, 179 { XmNpageIncrementCallback, XmCPageIncrementCallback,
180 XtRCallback, sizeof(XtPointer), offset(sb.pageIncrementCBL), 180 XtRCallback, sizeof(XtPointer), offset(sb.pageIncrementCBL),
181 XtRCallback, NULL}, 181 XtRCallback, NULL},
182 { (String) XmNpageDecrementCallback, (String) XmCPageDecrementCallback, 182 { XmNpageDecrementCallback, XmCPageDecrementCallback,
183 XtRCallback, sizeof(XtPointer), offset(sb.pageDecrementCBL), 183 XtRCallback, sizeof(XtPointer), offset(sb.pageDecrementCBL),
184 XtRCallback, NULL}, 184 XtRCallback, NULL},
185 { (String) XmNtoTopCallback, (String) XmCToTopCallback, XtRCallback, 185 { XmNtoTopCallback, XmCToTopCallback, XtRCallback,
186 sizeof(XtPointer), offset(sb.toTopCBL), XtRCallback, NULL}, 186 sizeof(XtPointer), offset(sb.toTopCBL), XtRCallback, NULL},
187 { (String) XmNtoBottomCallback, (String) XmCToBottomCallback, XtRCallback, 187 { XmNtoBottomCallback, XmCToBottomCallback, XtRCallback,
188 sizeof(XtPointer), offset(sb.toBottomCBL), XtRCallback, NULL}, 188 sizeof(XtPointer), offset(sb.toBottomCBL), XtRCallback, NULL},
189 { (String) XmNdragCallback, (String) XmCDragCallback, XtRCallback, 189 { XmNdragCallback, XmCDragCallback, XtRCallback,
190 sizeof(XtPointer), offset(sb.dragCBL), XtRCallback, NULL}, 190 sizeof(XtPointer), offset(sb.dragCBL), XtRCallback, NULL},
191 191
192 { (String) XmNknobStyle, (String) XmCKnobStyle, XtRString, sizeof(char *), 192 { XmNknobStyle, XmCKnobStyle, XtRString, sizeof(char *),
193 offset(sb.knobStyle), XtRImmediate, NULL}, 193 offset(sb.knobStyle), XtRImmediate, NULL},
194 194
195 { (String) XmNarrowPosition, (String) XmCArrowPosition, XtRString, 195 { XmNarrowPosition, XmCArrowPosition, XtRString,
196 sizeof(char *), offset(sb.arrowPosition), XtRImmediate, NULL}, 196 sizeof(char *), offset(sb.arrowPosition), XtRImmediate, NULL},
197 }; 197 };
198 198
199 /************************************************************************ 199 /************************************************************************
200 ** 200 **
232 ** 232 **
233 ** Actions Table 233 ** Actions Table
234 ** 234 **
235 */ 235 */
236 static XtActionsRec actions[] = { 236 static XtActionsRec actions[] = {
237 {(String) "Select", Select}, 237 {"Select", Select},
238 {(String) "PageDownOrRight",PageDownOrRight}, 238 {"PageDownOrRight", PageDownOrRight},
239 {(String) "PageUpOrLeft", PageUpOrLeft}, 239 {"PageUpOrLeft", PageUpOrLeft},
240 {(String) "Drag", Drag}, 240 {"Drag", Drag},
241 {(String) "Release", Release}, 241 {"Release", Release},
242 {(String) "Jump", Jump}, 242 {"Jump", Jump},
243 {(String) "Abort", Abort}, 243 {"Abort", Abort},
244 }; 244 };
245 245
246 /************************************************************************ 246 /************************************************************************
247 ** 247 **
248 ** Default Translation Table 248 ** Default Translation Table
265 */ 265 */
266 XlwScrollBarClassRec xlwScrollBarClassRec = { 266 XlwScrollBarClassRec xlwScrollBarClassRec = {
267 /* core_class fields */ 267 /* core_class fields */
268 { 268 {
269 /* superclass */ (WidgetClass) &coreClassRec, 269 /* superclass */ (WidgetClass) &coreClassRec,
270 /* class_name */ (String) "XlwScrollBar", 270 /* class_name */ "XlwScrollBar",
271 /* widget_size */ sizeof(XlwScrollBarRec), 271 /* widget_size */ sizeof(XlwScrollBarRec),
272 /* class_initialize */ NULL, 272 /* class_initialize */ NULL,
273 /* class_part_init */ NULL, 273 /* class_part_init */ NULL,
274 /* class_inited */ False, 274 /* class_inited */ False,
275 /* initialize */ Initialize, 275 /* initialize */ Initialize,
580 going to try to get the next closest color. 580 going to try to get the next closest color.
581 The algorithm used is a least-squares matching, which is 581 The algorithm used is a least-squares matching, which is
582 what X uses for closest color matching with StaticColor visuals. */ 582 what X uses for closest color matching with StaticColor visuals. */
583 583
584 int nearest, x; 584 int nearest, x;
585 unsigned long nearest_delta, trial_delta; 585 unsigned long nearest_delta = ULONG_MAX;
586 586
587 int no_cells = XDisplayCells (display, XDefaultScreen (display)); 587 int no_cells = XDisplayCells (display, XDefaultScreen (display));
588 /* Don't use alloca here because lwlib doesn't have the 588 /* Don't use alloca here because lwlib doesn't have the
589 necessary configuration information that src does. */ 589 necessary configuration information that src does. */
590 XColor *cells = (XColor *) malloc (sizeof (XColor) * no_cells); 590 XColor *cells = (XColor *) malloc (sizeof (XColor) * no_cells);
592 for (x = 0; x < no_cells; x++) 592 for (x = 0; x < no_cells; x++)
593 cells[x].pixel = x; 593 cells[x].pixel = x;
594 594
595 XQueryColors (display, screen_colormap, cells, no_cells); 595 XQueryColors (display, screen_colormap, cells, no_cells);
596 596
597 for (x = 0; x < no_cells; x++) 597 for (nearest = 0, x = 0; x < no_cells; x++)
598 { 598 {
599 long dred = (color_def->red >> 8) - (cells[x].red >> 8); 599 long dred = (color_def->red >> 8) - (cells[x].red >> 8);
600 long dgreen = (color_def->green >> 8) - (cells[x].green >> 8); 600 long dgreen = (color_def->green >> 8) - (cells[x].green >> 8);
601 long dblue = (color_def->blue >> 8) - (cells[x].blue >> 8); 601 long dblue = (color_def->blue >> 8) - (cells[x].blue >> 8);
602 trial_delta = dred * dred + dgreen * dgreen + dblue * dblue; 602 unsigned long delta = dred * dred + dgreen * dgreen + dblue * dblue;
603 603
604 if (x == 0 || trial_delta < nearest_delta) 604 if (delta < nearest_delta)
605 { 605 {
606 nearest = x; 606 nearest = x;
607 nearest_delta = trial_delta; 607 nearest_delta = delta;
608 } 608 }
609 } 609 }
610 color_def->red = cells[nearest].red; 610 color_def->red = cells[nearest].red;
611 color_def->green = cells[nearest].green; 611 color_def->green = cells[nearest].green;
612 color_def->blue = cells[nearest].blue; 612 color_def->blue = cells[nearest].blue;
1071 if (w->sb.value < w->sb.minimum) 1071 if (w->sb.value < w->sb.minimum)
1072 w->sb.value = w->sb.minimum; 1072 w->sb.value = w->sb.minimum;
1073 1073
1074 if (w->sb.value > w->sb.maximum - w->sb.sliderSize) 1074 if (w->sb.value > w->sb.maximum - w->sb.sliderSize)
1075 w->sb.value = w->sb.maximum - w->sb.sliderSize; 1075 w->sb.value = w->sb.maximum - w->sb.sliderSize;
1076
1077 } 1076 }
1078 1077
1079 static int 1078 static int
1080 value_from_pixel (XlwScrollBarWidget w, int above) 1079 value_from_pixel (XlwScrollBarWidget w, int above)
1081 { 1080 {