5 typedef struct W_TabView
{
9 struct W_TabViewItem
**items
;
11 int maxItems
; /* size of items array, can be increased */
23 WMTabViewDelegate
*delegate
;
29 WMReliefType relief
:4;
30 WMTitlePosition titlePosition
:4;
31 WMTabViewTypes type
:2;
34 unsigned dontFitAll
:1;
36 unsigned leftDown
:1; // scrolling button state
43 #define DEFAULT_WIDTH 40
44 #define DEFAULT_HEIGHT 40
46 #define NORMAL_SIDE_OFFSET 8
47 #define BUTTONED_SIDE_OFFSET 20
50 static void destroyTabView(TabView
*tPtr
);
51 static void paintTabView(TabView
*tPtr
);
54 static void W_SetTabViewItemParent(WMTabViewItem
*item
, WMTabView
*parent
);
56 static void W_DrawLabel(WMTabViewItem
*item
, Drawable d
, WMRect rect
);
58 static void W_UnmapTabViewItem(WMTabViewItem
*item
);
60 static void W_MapTabViewItem(WMTabViewItem
*item
);
62 static WMView
*W_TabViewItemView(WMTabViewItem
*item
);
64 static void recalcTabWidth(TabView
*tPtr
);
68 handleEvents(XEvent
*event
, void *data
)
70 TabView
*tPtr
= (TabView
*)data
;
72 CHECK_CLASS(data
, WC_TabView
);
74 switch (event
->type
) {
76 if (event
->xexpose
.count
!=0)
83 WMTabViewItem
*item
= WMTabViewItemAtPoint(tPtr
,
87 WMSelectTabViewItem(tPtr
, item
);
88 } else if (tPtr
->flags
.dontFitAll
) {
90 if (event
->xbutton
.x
< BUTTONED_SIDE_OFFSET
) {
91 if (tPtr
->firstVisible
> 0) {
95 } else if (event
->xbutton
.x
- BUTTONED_SIDE_OFFSET
96 > tPtr
->visibleTabs
*(tPtr
->tabWidth
-10)) {
98 if (tPtr
->firstVisible
+ tPtr
->visibleTabs
101 tPtr
->firstVisible
++;
113 destroyTabView(tPtr
);
121 WMCreateTabView(WMWidget
*parent
)
124 WMScreen
*scr
= WMWidgetScreen(parent
);
126 tPtr
= wmalloc(sizeof(TabView
));
127 memset(tPtr
, 0, sizeof(TabView
));
129 tPtr
->widgetClass
= WC_TabView
;
131 tPtr
->view
= W_CreateView(W_VIEW(parent
));
136 tPtr
->view
->self
= tPtr
;
138 tPtr
->lightGray
= WMCreateRGBColor(scr
, 0xd9d9, 0xd9d9, 0xd9d9, False
);
139 tPtr
->tabColor
= WMCreateRGBColor(scr
, 0x8420, 0x8420, 0x8420, False
);
141 tPtr
->font
= WMRetainFont(scr
->normalFont
);
143 WMCreateEventHandler(tPtr
->view
, ExposureMask
|StructureNotifyMask
144 |ButtonPressMask
, handleEvents
, tPtr
);
146 WMResizeWidget(tPtr
, DEFAULT_WIDTH
, DEFAULT_HEIGHT
);
148 tPtr
->tabHeight
= WMFontHeight(tPtr
->font
) + 3;
155 WMSetTabViewDelegate(WMTabView
*tPtr
, WMTabViewDelegate
*delegate
)
157 tPtr
->delegate
= delegate
;
162 WMAddItemInTabView(WMTabView
*tPtr
, WMTabViewItem
*item
)
164 WMInsertItemInTabView(tPtr
, tPtr
->itemCount
, item
);
169 WMInsertItemInTabView(WMTabView
*tPtr
, int index
, WMTabViewItem
*item
)
171 wassertr(W_TabViewItemView(item
) != NULL
);
173 if (tPtr
->maxItems
== tPtr
->itemCount
) {
174 WMTabViewItem
**items
;
176 items
= wrealloc(tPtr
->items
,
177 sizeof(WMTabViewItem
*) * (tPtr
->maxItems
+ 10));
178 memset(&items
[tPtr
->maxItems
], 0, sizeof(WMTabViewItem
*) * 10);
180 tPtr
->maxItems
+= 10;
183 if (index
> tPtr
->itemCount
)
184 index
= tPtr
->itemCount
;
186 if (index
== 0 && tPtr
->items
[0]) {
187 W_UnmapTabViewItem(tPtr
->items
[0]);
190 if (index
< tPtr
->itemCount
) {
191 memmove(&tPtr
->items
[index
+ 1], &tPtr
->items
[index
],
192 tPtr
->itemCount
- index
);
195 tPtr
->items
[index
] = item
;
199 recalcTabWidth(tPtr
);
201 W_SetTabViewItemParent(item
, tPtr
);
203 W_UnmapTabViewItem(item
);
205 W_ReparentView(W_TabViewItemView(item
), tPtr
->view
, 1,
206 tPtr
->tabHeight
+ 1);
208 W_ResizeView(W_TabViewItemView(item
), tPtr
->view
->size
.width
- 3,
209 tPtr
->view
->size
.height
- tPtr
->tabHeight
- 3);
212 W_MapTabViewItem(item
);
214 if (tPtr
->delegate
&& tPtr
->delegate
->didChangeNumberOfItems
)
215 (*tPtr
->delegate
->didChangeNumberOfItems
)(tPtr
->delegate
, tPtr
);
220 WMRemoveTabViewItem(WMTabView
*tPtr
, WMTabViewItem
*item
)
224 for (i
= 0; i
< tPtr
->itemCount
; i
++) {
225 if (tPtr
->items
[i
] == item
) {
226 if (i
< tPtr
->itemCount
- 1)
227 memmove(&tPtr
->items
[i
], &tPtr
->items
[i
+ 1],
228 tPtr
->itemCount
- i
- 1);
230 tPtr
->items
[i
] = NULL
;
232 W_SetTabViewItemParent(item
, NULL
);
238 if (tPtr
->delegate
&& tPtr
->delegate
->didChangeNumberOfItems
)
239 (*tPtr
->delegate
->didChangeNumberOfItems
)(tPtr
->delegate
, tPtr
);
245 isInside(int x
, int y
, int width
, int height
, int px
, int py
)
247 if (py
>= y
+ height
- 3 && py
<= y
+ height
248 && px
>= x
+ py
- (y
+ height
- 3)
249 && px
<= x
+ width
- (py
- (y
+ height
- 3))) {
253 if (py
>= y
+ 3 && py
< y
+ height
- 3
254 && px
>= x
+ 3 + ((y
+ 3) - py
)*3/7
255 && px
<= x
+ width
- 3 - ((y
+ 3) - py
)*3/7) {
259 if (py
>= y
&& py
< y
+ 3
260 && px
>= x
+ 7 + py
- y
261 && px
<= x
+ width
- 7 - (py
- y
)) {
270 WMTabViewItemAtPoint(WMTabView
*tPtr
, int x
, int y
)
274 int count
= tPtr
->visibleTabs
;
275 int first
= tPtr
->firstVisible
;
277 if (tPtr
->flags
.dontFitAll
) {
278 offset
= BUTTONED_SIDE_OFFSET
;
280 i
= tPtr
->selectedItem
- tPtr
->firstVisible
;
281 if (i
>= 0 && i
< tPtr
->visibleTabs
282 && isInside(offset
+ (tPtr
->tabWidth
-10)*i
, 0, tPtr
->tabWidth
,
283 tPtr
->tabHeight
, x
, y
)) {
284 return tPtr
->items
[tPtr
->selectedItem
];
287 offset
= NORMAL_SIDE_OFFSET
;
289 i
= tPtr
->selectedItem
;
290 if (isInside(offset
+ (tPtr
->tabWidth
-10)*i
, 0, tPtr
->tabWidth
,
291 tPtr
->tabHeight
, x
, y
)) {
292 return tPtr
->items
[i
];
296 for (i
= 0; i
< count
; i
++) {
297 if (isInside(offset
+ (tPtr
->tabWidth
-10)*i
, 0, tPtr
->tabWidth
,
298 tPtr
->tabHeight
, x
, y
)) {
299 return tPtr
->items
[i
+first
];
307 WMSelectFirstTabViewItem(WMTabView
*tPtr
)
309 WMSelectTabViewItemAtIndex(tPtr
, 0);
314 WMSelectLastTabViewItem(WMTabView
*tPtr
)
316 WMSelectTabViewItemAtIndex(tPtr
, tPtr
->itemCount
);
321 WMSelectNextTabViewItem(WMTabView
*tPtr
)
323 WMSelectTabViewItemAtIndex(tPtr
, tPtr
->selectedItem
+ 1);
328 WMSelectPreviousTabViewItem(WMTabView
*tPtr
)
330 WMSelectTabViewItemAtIndex(tPtr
, tPtr
->selectedItem
- 1);
335 WMGetSelectedTabViewItem(WMTabView
*tPtr
)
337 return tPtr
->items
[tPtr
->selectedItem
];
342 WMSelectTabViewItem(WMTabView
*tPtr
, WMTabViewItem
*item
)
346 for (i
= 0; i
< tPtr
->itemCount
; i
++) {
347 if (tPtr
->items
[i
] == item
) {
348 WMSelectTabViewItemAtIndex(tPtr
, i
);
356 WMSelectTabViewItemAtIndex(WMTabView
*tPtr
, int index
)
360 if (index
== tPtr
->selectedItem
)
365 else if (index
>= tPtr
->itemCount
)
366 index
= tPtr
->itemCount
- 1;
368 item
= tPtr
->items
[tPtr
->selectedItem
];
370 if (tPtr
->delegate
&& tPtr
->delegate
->shouldSelectItem
)
371 if (!(*tPtr
->delegate
->shouldSelectItem
)(tPtr
->delegate
, tPtr
,
375 if (tPtr
->delegate
&& tPtr
->delegate
->willSelectItem
)
376 (*tPtr
->delegate
->willSelectItem
)(tPtr
->delegate
, tPtr
,
379 W_UnmapTabViewItem(item
);
382 item
= tPtr
->items
[index
];
384 W_MapTabViewItem(item
);
386 tPtr
->selectedItem
= index
;
388 if (tPtr
->delegate
&& tPtr
->delegate
->didSelectItem
)
389 (*tPtr
->delegate
->didSelectItem
)(tPtr
->delegate
, tPtr
,
395 recalcTabWidth(TabView
*tPtr
)
398 int twidth
= W_VIEW(tPtr
)->size
.width
;
402 for (i
= 0; i
< tPtr
->itemCount
; i
++) {
403 char *str
= WMGetTabViewItemLabel(tPtr
->items
[i
]);
406 width
= WMWidthOfString(tPtr
->font
, str
, strlen(str
));
407 if (width
> tPtr
->tabWidth
)
408 tPtr
->tabWidth
= width
;
411 tPtr
->tabWidth
+= 30;
412 if ((tPtr
->tabWidth
+ 2) * tPtr
->itemCount
> twidth
- 2*NORMAL_SIDE_OFFSET
) {
413 tPtr
->flags
.dontFitAll
= 1;
414 tPtr
->firstVisible
= 0;
415 tPtr
->visibleTabs
= (twidth
- 2*BUTTONED_SIDE_OFFSET
) / (tPtr
->tabWidth
-10);
417 tPtr
->flags
.dontFitAll
= 0;
418 tPtr
->firstVisible
= 0;
419 tPtr
->visibleTabs
= tPtr
->itemCount
;
425 drawRelief(W_Screen
*scr
, Drawable d
, int x
, int y
, unsigned int width
,
428 Display
*dpy
= scr
->display
;
429 GC bgc
= WMColorGC(scr
->black
);
430 GC wgc
= WMColorGC(scr
->white
);
431 GC dgc
= WMColorGC(scr
->darkGray
);
433 XDrawLine(dpy
, d
, wgc
, x
, y
, x
, y
+height
-1);
435 XDrawLine(dpy
, d
, bgc
, x
, y
+height
-1, x
+width
-1, y
+height
-1);
436 XDrawLine(dpy
, d
, dgc
, x
+1, y
+height
-2, x
+width
-2, y
+height
-2);
438 XDrawLine(dpy
, d
, bgc
, x
+width
-1, y
, x
+width
-1, y
+height
-1);
439 XDrawLine(dpy
, d
, dgc
, x
+width
-2, y
+1, x
+width
-2, y
+height
-2);
444 drawTab(TabView
*tPtr
, Drawable d
, int x
, int y
,
445 unsigned width
, unsigned height
, Bool selected
)
447 WMScreen
*scr
= W_VIEW(tPtr
)->screen
;
448 Display
*dpy
= scr
->display
;
449 GC white
= WMColorGC(selected
? scr
->white
: tPtr
->lightGray
);
450 GC black
= WMColorGC(scr
->black
);
451 GC dark
= WMColorGC(scr
->darkGray
);
452 GC light
= WMColorGC(scr
->gray
);
455 trap
[0].x
= x
+ (selected
? 0 : 1);
456 trap
[0].y
= y
+ height
- (selected
? 0 : 1);
459 trap
[1].y
= y
+ height
- 3;
461 trap
[2].x
= x
+ 10 - 3;
467 trap
[4].x
= x
+ width
- 10;
470 trap
[5].x
= x
+ width
- 10 + 3;
473 trap
[6].x
= x
+ width
- 3;
474 trap
[6].y
= y
+ height
- 3;
476 trap
[7].x
= x
+ width
- (selected
? 0 : 1);
477 trap
[7].y
= y
+ height
- (selected
? 0 : 1);
479 XFillPolygon(dpy
, d
, selected
? light
: WMColorGC(tPtr
->tabColor
), trap
, 8,
480 Convex
, CoordModeOrigin
);
482 XDrawLine(dpy
, d
, white
, trap
[0].x
, trap
[0].y
, trap
[1].x
, trap
[1].y
);
483 XDrawLine(dpy
, d
, white
, trap
[1].x
, trap
[1].y
, trap
[2].x
, trap
[2].y
);
484 XDrawLine(dpy
, d
, white
, trap
[2].x
, trap
[2].y
, trap
[3].x
, trap
[3].y
);
485 XDrawLine(dpy
, d
, white
, trap
[3].x
, trap
[3].y
, trap
[4].x
, trap
[4].y
);
486 XDrawLine(dpy
, d
, dark
, trap
[4].x
, trap
[4].y
, trap
[5].x
, trap
[5].y
);
487 XDrawLine(dpy
, d
, black
, trap
[5].x
, trap
[5].y
, trap
[6].x
, trap
[6].y
);
488 XDrawLine(dpy
, d
, black
, trap
[6].x
, trap
[6].y
, trap
[7].x
, trap
[7].y
);
490 XDrawLine(dpy
, d
, selected
? light
: WMColorGC(scr
->white
),
491 trap
[0].x
, trap
[0].y
, trap
[7].x
, trap
[7].y
);
496 paintDot(TabView
*tPtr
, Drawable d
, int x
, int y
)
498 WMScreen
*scr
= W_VIEW(tPtr
)->screen
;
499 Display
*dpy
= scr
->display
;
500 GC white
= WMColorGC(scr
->white
);
501 GC black
= WMColorGC(scr
->black
);
503 XFillRectangle(dpy
, d
, black
, x
, y
, 2, 2);
504 XDrawPoint(dpy
, d
, white
, x
, y
);
510 paintTabView(TabView
*tPtr
)
513 WMScreen
*scr
= W_VIEW(tPtr
)->screen
;
514 Display
*dpy
= scr
->display
;
515 GC white
= WMColorGC(scr
->white
);
519 if (tPtr
->flags
.type
== WTTopTabsBevelBorder
) {
520 int count
= tPtr
->visibleTabs
;
521 int first
= tPtr
->firstVisible
;
525 int selectedIsVisible
;
527 buffer
= XCreatePixmap(dpy
, W_VIEW(tPtr
)->window
,
528 W_VIEW(tPtr
)->size
.width
, tPtr
->tabHeight
,
529 W_VIEW(tPtr
)->screen
->depth
);
531 XFillRectangle(dpy
, buffer
, WMColorGC(W_VIEW(tPtr
)->backColor
),
532 0, 0, W_VIEW(tPtr
)->size
.width
, tPtr
->tabHeight
);
535 if (tPtr
->flags
.dontFitAll
) {
536 rect
.pos
.x
= 15 + BUTTONED_SIDE_OFFSET
;
537 offs
= BUTTONED_SIDE_OFFSET
;
538 moreAtLeft
= first
> 0;
539 moreAtRight
= (first
+ count
) < tPtr
->itemCount
;
540 if (tPtr
->selectedItem
>= first
541 && tPtr
->selectedItem
< first
+ count
)
542 selectedIsVisible
= 1;
544 selectedIsVisible
= 0;
546 rect
.pos
.x
= 15 + NORMAL_SIDE_OFFSET
;
547 offs
= NORMAL_SIDE_OFFSET
;
550 selectedIsVisible
= 1;
552 rect
.size
.width
= tPtr
->tabWidth
;
553 rect
.size
.height
= tPtr
->tabHeight
;
555 for (i
= count
- (moreAtRight
? 0 : 1);
556 i
>= (moreAtLeft
? -1 : 0); i
--) {
557 if (!selectedIsVisible
|| i
!= (tPtr
->selectedItem
-first
)) {
558 drawTab(tPtr
, buffer
, offs
+ (rect
.size
.width
-10)*i
, 0,
559 rect
.size
.width
, rect
.size
.height
, False
);
563 if (selectedIsVisible
) {
564 drawTab(tPtr
, buffer
,
565 offs
+ (rect
.size
.width
-10) * (tPtr
->selectedItem
- first
),
566 0, rect
.size
.width
, rect
.size
.height
, True
);
568 XDrawLine(dpy
, buffer
, white
, 0, tPtr
->tabHeight
- 1,
569 offs
, tPtr
->tabHeight
- 1);
571 XDrawLine(dpy
, buffer
, white
,
572 offs
+ 10 + (rect
.size
.width
-10) * count
,
573 tPtr
->tabHeight
- 1, W_VIEW(tPtr
)->size
.width
- 1,
574 tPtr
->tabHeight
- 1);
576 XDrawLine(dpy
, buffer
, white
, 0, tPtr
->tabHeight
- 1,
577 W_VIEW(tPtr
)->size
.width
, tPtr
->tabHeight
- 1);
580 for (i
= 0; i
< count
; i
++) {
581 W_DrawLabel(tPtr
->items
[first
+i
], buffer
, rect
);
583 rect
.pos
.x
+= rect
.size
.width
- 10;
587 paintDot(tPtr
, buffer
, 4, 10);
588 paintDot(tPtr
, buffer
, 7, 10);
589 paintDot(tPtr
, buffer
, 10, 10);
594 x
= BUTTONED_SIDE_OFFSET
- 5 + tPtr
->visibleTabs
* (tPtr
->tabWidth
- 10);
596 x
= x
+ (W_VIEW(tPtr
)->size
.width
- x
)/2;
598 paintDot(tPtr
, buffer
, x
+ 5, 10);
599 paintDot(tPtr
, buffer
, x
+ 8, 10);
600 paintDot(tPtr
, buffer
, x
+ 11, 10);
603 XCopyArea(dpy
, buffer
, W_VIEW(tPtr
)->window
, scr
->copyGC
, 0, 0,
604 W_VIEW(tPtr
)->size
.width
, tPtr
->tabHeight
, 0, 0);
606 XFreePixmap(dpy
, buffer
);
608 switch (tPtr
->flags
.type
) {
609 case WTTopTabsBevelBorder
:
610 drawRelief(scr
, W_VIEW(tPtr
)->window
, 0, tPtr
->tabHeight
- 1,
611 W_VIEW(tPtr
)->size
.width
,
612 W_VIEW(tPtr
)->size
.height
- tPtr
->tabHeight
+ 1);
615 case WTNoTabsBevelBorder
:
616 W_DrawRelief(scr
, W_VIEW(tPtr
)->window
, 0, 0, W_VIEW(tPtr
)->size
.width
,
617 W_VIEW(tPtr
)->size
.height
, WRRaised
);
620 case WTNoTabsLineBorder
:
621 W_DrawRelief(scr
, W_VIEW(tPtr
)->window
, 0, 0, W_VIEW(tPtr
)->size
.width
,
622 W_VIEW(tPtr
)->size
.height
, WRSimple
);
625 case WTNoTabsNoBorder
:
632 destroyTabView(TabView
*tPtr
)
636 for (i
= 0; i
< tPtr
->itemCount
; i
++) {
637 WMSetTabViewItemView(tPtr
->items
[i
], NULL
);
638 WMDestroyTabViewItem(tPtr
->items
[i
]);
642 WMReleaseColor(tPtr
->lightGray
);
643 WMReleaseColor(tPtr
->tabColor
);
644 WMReleaseFont(tPtr
->font
);
649 /******************************************************************/
652 typedef struct W_TabViewItem
{
668 W_SetTabViewItemParent(WMTabViewItem
*item
, WMTabView
*parent
)
670 item
->tabView
= parent
;
675 W_DrawLabel(WMTabViewItem
*item
, Drawable d
, WMRect rect
)
677 WMScreen
*scr
= W_VIEW(item
->tabView
)->screen
;
682 WMDrawString(scr
, d
, WMColorGC(scr
->black
), item
->tabView
->font
,
683 rect
.pos
.x
, rect
.pos
.y
, item
->label
, strlen(item
->label
));
688 W_UnmapTabViewItem(WMTabViewItem
*item
)
690 wassertr(item
->view
);
692 W_UnmapView(item
->view
);
694 item
->flags
.visible
= 0;
699 W_MapTabViewItem(WMTabViewItem
*item
)
701 wassertr(item
->view
);
703 W_MapView(item
->view
);
705 item
->flags
.visible
= 1;
710 W_TabViewItemView(WMTabViewItem
*item
)
717 WMCreateTabViewItemWithIdentifier(int identifier
)
721 item
= wmalloc(sizeof(WMTabViewItem
));
722 memset(item
, 0, sizeof(WMTabViewItem
));
724 item
->identifier
= identifier
;
731 WMGetTabViewItemIdentifier(WMTabViewItem
*item
)
733 return item
->identifier
;
738 WMSetTabViewFont(WMTabView
*tPtr
, WMFont
*font
)
741 WMReleaseFont(tPtr
->font
);
743 tPtr
->font
= WMRetainFont(font
);
744 tPtr
->tabHeight
= WMFontHeight(tPtr
->font
) + 3;
745 recalcTabWidth(tPtr
);
750 WMSetTabViewItemLabel(WMTabViewItem
*item
, char *label
)
755 item
->label
= wstrdup(label
);
758 recalcTabWidth(item
->tabView
);
763 WMGetTabViewItemLabel(WMTabViewItem
*item
)
770 WMSetTabViewItemView(WMTabViewItem
*item
, WMView
*view
)
777 WMGetTabViewItemView(WMTabViewItem
*item
)
784 WMDestroyTabViewItem(WMTabViewItem
*item
)
790 W_DestroyView(item
->view
);