8 #include <X11/keysym.h>
13 #define CURSOR_BLINK_ON_DELAY 600
14 #define CURSOR_BLINK_OFF_DELAY 300
18 char *WMTextDidChangeNotification
= "WMTextDidChangeNotification";
19 char *WMTextDidBeginEditingNotification
= "WMTextDidBeginEditingNotification";
20 char *WMTextDidEndEditingNotification
= "WMTextDidEndEditingNotification";
23 typedef struct W_TextField
{
28 struct W_TextField
*nextField
; /* next textfield in the chain */
29 struct W_TextField
*prevField
;
33 int textLen
; /* size of text */
34 int bufferSize
; /* memory allocated for text */
36 int viewPosition
; /* position of text being shown */
38 int cursorPosition
; /* position of the insertion cursor */
41 short offsetWidth
; /* offset of text from border */
47 WMTextFieldDelegate
*delegate
;
50 WMHandlerID timerID
; /* for cursor blinking */
53 WMAlignment alignment
:2;
55 unsigned int bordered
:1;
57 unsigned int beveled
:1;
59 unsigned int enabled
:1;
61 unsigned int focused
:1;
63 unsigned int cursorOn
:1;
65 unsigned int secure
:1; /* password entry style */
67 unsigned int pointerGrabbed
:1;
69 unsigned int ownsSelection
:1;
71 unsigned int waitingSelection
:1; /* requested selection, but
75 unsigned int notIllegalMovement
:1;
80 #define NOTIFY(T,C,N,A) { WMNotification *notif = WMCreateNotification(N,T,A);\
81 if ((T)->delegate && (T)->delegate->C)\
82 (*(T)->delegate->C)((T)->delegate,notif);\
83 WMPostNotification(notif);\
84 WMReleaseNotification(notif);}
87 #define MIN_TEXT_BUFFER 2
88 #define TEXT_BUFFER_INCR 8
91 #define WM_EMACSKEYMASK ControlMask
93 #define WM_EMACSKEY_LEFT XK_b
94 #define WM_EMACSKEY_RIGHT XK_f
95 #define WM_EMACSKEY_HOME XK_a
96 #define WM_EMACSKEY_END XK_e
97 #define WM_EMACSKEY_BS XK_h
98 #define WM_EMACSKEY_DEL XK_d
102 #define DEFAULT_WIDTH 60
103 #define DEFAULT_HEIGHT 20
104 #define DEFAULT_BORDERED True
105 #define DEFAULT_ALIGNMENT WALeft
109 static void destroyTextField(TextField
*tPtr
);
110 static void paintTextField(TextField
*tPtr
);
112 static void handleEvents(XEvent
*event
, void *data
);
113 static void handleTextFieldActionEvents(XEvent
*event
, void *data
);
114 static void didResizeTextField();
116 struct W_ViewDelegate _TextFieldViewDelegate
= {
126 static void lostSelection(WMView
*view
, Atom selection
, void *cdata
);
128 static WMData
*requestHandler(WMView
*view
, Atom selection
, Atom target
,
129 void *cdata
, Atom
*type
);
132 static WMSelectionProcs selectionHandler
= {
139 #define TEXT_WIDTH(tPtr, start) (WMWidthOfString((tPtr)->font, \
140 &((tPtr)->text[(start)]), (tPtr)->textLen - (start) + 1))
142 #define TEXT_WIDTH2(tPtr, start, end) (WMWidthOfString((tPtr)->font, \
143 &((tPtr)->text[(start)]), (end) - (start) + 1))
147 normalizeRange(TextField
*tPtr
, WMRange
*range
)
149 if (range
->position
< 0 && range
->count
< 0)
152 if (range
->count
== 0) {
153 /*range->position = 0; why is this?*/
157 /* (1,-2) ~> (0,1) ; (1,-1) ~> (0,1) ; (2,-1) ~> (1,1) */
158 if (range
->count
< 0) { /* && range->position >= 0 */
159 if (range
->position
+ range
->count
< 0) {
160 range
->count
= range
->position
;
163 range
->count
= -range
->count
;
164 range
->position
-= range
->count
;
166 /* (-2,1) ~> (0,0) ; (-1,1) ~> (0,0) ; (-1,2) ~> (0,1) */
167 } else if (range
->position
< 0) { /* && range->count > 0 */
168 if (range
->position
+ range
->count
< 0) {
169 range
->position
= range
->count
= 0;
171 range
->count
+= range
->position
;
176 if (range
->position
+ range
->count
> tPtr
->textLen
)
177 range
->count
= tPtr
->textLen
- range
->position
;
181 memmv(char *dest
, char *src
, int size
)
186 for (i
=size
-1; i
>=0; i
--) {
189 } else if (dest
< src
) {
190 for (i
=0; i
<size
; i
++) {
198 incrToFit(TextField
*tPtr
)
200 int vp
= tPtr
->viewPosition
;
202 while (TEXT_WIDTH(tPtr
, tPtr
->viewPosition
) > tPtr
->usableWidth
) {
203 tPtr
->viewPosition
++;
205 return vp
!=tPtr
->viewPosition
;
210 incrToFit2(TextField
*tPtr
)
212 int vp
= tPtr
->viewPosition
;
213 while (TEXT_WIDTH2(tPtr
, tPtr
->viewPosition
, tPtr
->cursorPosition
)
214 >= tPtr
->usableWidth
)
215 tPtr
->viewPosition
++;
218 return vp
!=tPtr
->viewPosition
;
223 decrToFit(TextField
*tPtr
)
225 while (TEXT_WIDTH(tPtr
, tPtr
->viewPosition
-1) < tPtr
->usableWidth
226 && tPtr
->viewPosition
>0)
227 tPtr
->viewPosition
--;
236 requestHandler(WMView
*view
, Atom selection
, Atom target
, void *cdata
,
239 TextField
*tPtr
= view
->self
;
241 Display
*dpy
= tPtr
->view
->screen
->display
;
243 Atom TEXT
= XInternAtom(dpy
, "TEXT", False
);
244 Atom COMPOUND_TEXT
= XInternAtom(dpy
, "COMPOUND_TEXT", False
);
247 count
= tPtr
->selection
.count
< 0
248 ? tPtr
->selection
.position
+ tPtr
->selection
.count
249 : tPtr
->selection
.position
;
251 if (target
== XA_STRING
|| target
== TEXT
|| target
== COMPOUND_TEXT
) {
253 data
= WMCreateDataWithBytes(&(tPtr
->text
[count
]),
254 abs(tPtr
->selection
.count
));
255 WMSetDataFormat(data
, 8);
261 _TARGETS
= XInternAtom(dpy
, "TARGETS", False
);
262 if (target
== _TARGETS
) {
265 ptr
= wmalloc(4 * sizeof(Atom
));
269 ptr
[3] = COMPOUND_TEXT
;
271 data
= WMCreateDataWithBytes(ptr
, 4*4);
272 WMSetDataFormat(data
, 32);
284 lostSelection(WMView
*view
, Atom selection
, void *cdata
)
286 TextField
*tPtr
= (WMTextField
*)view
->self
;
288 if (tPtr
->flags
.ownsSelection
) {
289 WMDeleteSelectionHandler(view
, selection
, CurrentTime
);
290 tPtr
->flags
.ownsSelection
= 0;
292 if (tPtr
->selection
.count
!= 0) {
293 tPtr
->selection
.count
= 0;
294 paintTextField(tPtr
);
300 selectionNotification(void *observerData
, WMNotification
*notification
)
302 WMView
*observerView
= (WMView
*)observerData
;
303 WMView
*newOwnerView
= (WMView
*)WMGetNotificationClientData(notification
);
305 if (observerView
!= newOwnerView
) {
306 //if (tPtr->flags.ownsSelection)
307 // WMDeleteSelectionHandler(observerView, XA_PRIMARY, CurrentTime);
308 lostSelection(observerView
, XA_PRIMARY
, NULL
);
314 WMCreateTextField(WMWidget
*parent
)
318 tPtr
= wmalloc(sizeof(TextField
));
319 memset(tPtr
, 0, sizeof(TextField
));
321 tPtr
->widgetClass
= WC_TextField
;
323 tPtr
->view
= W_CreateView(W_VIEW(parent
));
328 tPtr
->view
->self
= tPtr
;
330 tPtr
->view
->delegate
= &_TextFieldViewDelegate
;
332 tPtr
->view
->attribFlags
|= CWCursor
;
333 tPtr
->view
->attribs
.cursor
= tPtr
->view
->screen
->textCursor
;
335 W_SetViewBackgroundColor(tPtr
->view
, tPtr
->view
->screen
->white
);
337 tPtr
->text
= wmalloc(MIN_TEXT_BUFFER
);
340 tPtr
->bufferSize
= MIN_TEXT_BUFFER
;
342 tPtr
->flags
.enabled
= 1;
344 WMCreateEventHandler(tPtr
->view
, ExposureMask
|StructureNotifyMask
345 |FocusChangeMask
, handleEvents
, tPtr
);
347 tPtr
->font
= WMRetainFont(tPtr
->view
->screen
->normalFont
);
349 tPtr
->flags
.bordered
= DEFAULT_BORDERED
;
350 tPtr
->flags
.beveled
= True
;
351 tPtr
->flags
.alignment
= DEFAULT_ALIGNMENT
;
353 WMAX((tPtr
->view
->size
.height
- WMFontHeight(tPtr
->font
))/2, 1);
355 W_ResizeView(tPtr
->view
, DEFAULT_WIDTH
, DEFAULT_HEIGHT
);
357 WMCreateEventHandler(tPtr
->view
, EnterWindowMask
|LeaveWindowMask
358 |ButtonReleaseMask
|ButtonPressMask
|KeyPressMask
|Button1MotionMask
,
359 handleTextFieldActionEvents
, tPtr
);
361 WMAddNotificationObserver(selectionNotification
, tPtr
->view
,
362 WMSelectionOwnerDidChangeNotification
,
366 tPtr
->flags
.cursorOn
= 1;
373 WMSetTextFieldDelegate(WMTextField
*tPtr
, WMTextFieldDelegate
*delegate
)
375 CHECK_CLASS(tPtr
, WC_TextField
);
377 tPtr
->delegate
= delegate
;
382 WMInsertTextFieldText(WMTextField
*tPtr
, char *text
, int position
)
386 CHECK_CLASS(tPtr
, WC_TextField
);
393 /* check if buffer will hold the text */
394 if (len
+ tPtr
->textLen
>= tPtr
->bufferSize
) {
395 tPtr
->bufferSize
= tPtr
->textLen
+ len
+ TEXT_BUFFER_INCR
;
396 tPtr
->text
= wrealloc(tPtr
->text
, tPtr
->bufferSize
);
399 if (position
< 0 || position
>= tPtr
->textLen
) {
400 /* append the text at the end */
401 strcat(tPtr
->text
, text
);
405 tPtr
->textLen
+= len
;
406 tPtr
->cursorPosition
+= len
;
408 /* insert text at position */
409 memmv(&(tPtr
->text
[position
+len
]), &(tPtr
->text
[position
]),
410 tPtr
->textLen
-position
+1);
412 memcpy(&(tPtr
->text
[position
]), text
, len
);
414 tPtr
->textLen
+= len
;
415 if (position
>= tPtr
->cursorPosition
) {
416 tPtr
->cursorPosition
+= len
;
423 paintTextField(tPtr
);
427 WMDeleteTextFieldRange(WMTextField
*tPtr
, WMRange range
)
429 CHECK_CLASS(tPtr
, WC_TextField
);
431 normalizeRange(tPtr
, &range
);
436 memmv(&(tPtr
->text
[range
.position
]), &(tPtr
->text
[range
.position
+range
.count
]),
437 tPtr
->textLen
- (range
.position
+range
.count
) + 1);
439 tPtr
->textLen
-= range
.count
;
441 /* try to keep cursorPosition at the same place */
442 tPtr
->viewPosition
-= range
.count
;
443 if (tPtr
->viewPosition
< 0)
444 tPtr
->viewPosition
= 0;
445 tPtr
->cursorPosition
= range
.position
;
449 paintTextField(tPtr
);
455 WMGetTextFieldText(WMTextField
*tPtr
)
457 CHECK_CLASS(tPtr
, WC_TextField
);
459 return wstrdup(tPtr
->text
);
464 WMSetTextFieldText(WMTextField
*tPtr
, char *text
)
466 CHECK_CLASS(tPtr
, WC_TextField
);
468 if ((text
&& strcmp(tPtr
->text
, text
) == 0) ||
469 (!text
&& tPtr
->textLen
== 0))
476 tPtr
->textLen
= strlen(text
);
478 if (tPtr
->textLen
>= tPtr
->bufferSize
) {
479 tPtr
->bufferSize
= tPtr
->textLen
+ TEXT_BUFFER_INCR
;
480 tPtr
->text
= wrealloc(tPtr
->text
, tPtr
->bufferSize
);
482 strcpy(tPtr
->text
, text
);
485 tPtr
->cursorPosition
= tPtr
->selection
.position
= tPtr
->textLen
;
486 tPtr
->viewPosition
= 0;
487 tPtr
->selection
.count
= 0;
489 if (tPtr
->view
->flags
.realized
)
490 paintTextField(tPtr
);
495 WMSetTextFieldAlignment(WMTextField
*tPtr
, WMAlignment alignment
)
497 CHECK_CLASS(tPtr
, WC_TextField
);
499 tPtr
->flags
.alignment
= alignment
;
501 if (alignment
!=WALeft
) {
502 wwarning("only left alignment is supported in textfields");
506 if (tPtr
->view
->flags
.realized
) {
507 paintTextField(tPtr
);
513 WMSetTextFieldBordered(WMTextField
*tPtr
, Bool bordered
)
515 CHECK_CLASS(tPtr
, WC_TextField
);
517 tPtr
->flags
.bordered
= bordered
;
519 if (tPtr
->view
->flags
.realized
) {
520 paintTextField(tPtr
);
526 WMSetTextFieldBeveled(WMTextField
*tPtr
, Bool flag
)
528 CHECK_CLASS(tPtr
, WC_TextField
);
530 tPtr
->flags
.beveled
= flag
;
532 if (tPtr
->view
->flags
.realized
) {
533 paintTextField(tPtr
);
540 WMSetTextFieldSecure(WMTextField
*tPtr
, Bool flag
)
542 CHECK_CLASS(tPtr
, WC_TextField
);
544 tPtr
->flags
.secure
= flag
;
546 if (tPtr
->view
->flags
.realized
) {
547 paintTextField(tPtr
);
553 WMGetTextFieldEditable(WMTextField
*tPtr
)
555 CHECK_CLASS(tPtr
, WC_TextField
);
557 return tPtr
->flags
.enabled
;
562 WMSetTextFieldEditable(WMTextField
*tPtr
, Bool flag
)
564 CHECK_CLASS(tPtr
, WC_TextField
);
566 tPtr
->flags
.enabled
= flag
;
568 if (tPtr
->view
->flags
.realized
) {
569 paintTextField(tPtr
);
575 WMSelectTextFieldRange(WMTextField
*tPtr
, WMRange range
)
577 CHECK_CLASS(tPtr
, WC_TextField
);
579 if (tPtr
->flags
.enabled
) {
580 normalizeRange(tPtr
, &range
);
582 tPtr
->selection
= range
;
584 tPtr
->cursorPosition
= range
.position
+ range
.count
;
586 if (tPtr
->view
->flags
.realized
) {
587 paintTextField(tPtr
);
594 WMSetTextFieldCursorPosition(WMTextField
*tPtr
, unsigned int position
)
596 CHECK_CLASS(tPtr
, WC_TextField
);
598 if (tPtr
->flags
.enabled
) {
599 if (position
> tPtr
->textLen
)
600 position
= tPtr
->textLen
;
602 tPtr
->cursorPosition
= position
;
603 if (tPtr
->view
->flags
.realized
) {
604 paintTextField(tPtr
);
611 WMSetTextFieldNextTextField(WMTextField
*tPtr
, WMTextField
*next
)
613 CHECK_CLASS(tPtr
, WC_TextField
);
615 if (tPtr
->view
->nextFocusChain
)
616 tPtr
->view
->nextFocusChain
->prevFocusChain
= NULL
;
617 tPtr
->view
->nextFocusChain
= NULL
;
621 CHECK_CLASS(next
, WC_TextField
);
623 if (tPtr
->view
->nextFocusChain
)
624 tPtr
->view
->nextFocusChain
->prevFocusChain
= NULL
;
625 if (next
->view
->prevFocusChain
)
626 next
->view
->prevFocusChain
->nextFocusChain
= NULL
;
628 tPtr
->view
->nextFocusChain
= next
->view
;
629 next
->view
->prevFocusChain
= tPtr
->view
;
634 WMSetTextFieldPrevTextField(WMTextField
*tPtr
, WMTextField
*prev
)
636 CHECK_CLASS(tPtr
, WC_TextField
);
638 if (tPtr
->view
->prevFocusChain
)
639 tPtr
->view
->prevFocusChain
->nextFocusChain
= NULL
;
640 tPtr
->view
->prevFocusChain
= NULL
;
644 CHECK_CLASS(prev
, WC_TextField
);
646 if (tPtr
->view
->prevFocusChain
)
647 tPtr
->view
->prevFocusChain
->nextFocusChain
= NULL
;
648 if (prev
->view
->nextFocusChain
)
649 prev
->view
->nextFocusChain
->prevFocusChain
= NULL
;
651 tPtr
->view
->prevFocusChain
= prev
->view
;
652 prev
->view
->nextFocusChain
= tPtr
->view
;
657 WMSetTextFieldFont(WMTextField
*tPtr
, WMFont
*font
)
659 CHECK_CLASS(tPtr
, WC_TextField
);
662 WMReleaseFont(tPtr
->font
);
663 tPtr
->font
= WMRetainFont(font
);
666 WMAX((tPtr
->view
->size
.height
- WMFontHeight(tPtr
->font
))/2, 1);
668 if (tPtr
->view
->flags
.realized
) {
669 paintTextField(tPtr
);
676 WMGetTextFieldFont(WMTextField
*tPtr
)
683 didResizeTextField(W_ViewDelegate
*self
, WMView
*view
)
685 WMTextField
*tPtr
= (WMTextField
*)view
->self
;
688 WMAX((tPtr
->view
->size
.height
- WMFontHeight(tPtr
->font
))/2, 1);
690 tPtr
->usableWidth
= tPtr
->view
->size
.width
- 2*tPtr
->offsetWidth
/*+ 2*/;
695 makeHiddenString(int length
)
697 char *data
= wmalloc(length
+1);
699 memset(data
, '*', length
);
707 paintCursor(TextField
*tPtr
)
710 WMScreen
*screen
= tPtr
->view
->screen
;
714 if (tPtr
->flags
.secure
)
715 text
= makeHiddenString(strlen(tPtr
->text
));
719 cx
= WMWidthOfString(tPtr
->font
, &(text
[tPtr
->viewPosition
]),
720 tPtr
->cursorPosition
-tPtr
->viewPosition
);
722 switch (tPtr
->flags
.alignment
) {
724 textWidth
= WMWidthOfString(tPtr
->font
, text
, tPtr
->textLen
);
725 if (textWidth
< tPtr
->usableWidth
)
726 cx
+= tPtr
->offsetWidth
+ tPtr
->usableWidth
- textWidth
+ 1;
728 cx
+= tPtr
->offsetWidth
+ 1;
731 cx
+= tPtr
->offsetWidth
+ 1;
736 textWidth
= WMWidthOfString(tPtr
->font
, text
, tPtr
->textLen
);
737 if (textWidth
< tPtr
->usableWidth
)
738 cx
+= tPtr
->offsetWidth
+ (tPtr
->usableWidth
-textWidth
)/2;
740 cx
+= tPtr
->offsetWidth
;
744 XDrawRectangle(screen->display, tPtr->view->window, screen->xorGC,
745 cx, tPtr->offsetWidth, 1,
746 tPtr->view->size.height - 2*tPtr->offsetWidth - 1);
747 printf("%d %d\n",cx,tPtr->cursorPosition);
749 XDrawLine(screen
->display
, tPtr
->view
->window
, screen
->xorGC
,
750 cx
, tPtr
->offsetWidth
, cx
,
751 tPtr
->view
->size
.height
- tPtr
->offsetWidth
- 1);
753 if (tPtr
->flags
.secure
)
760 drawRelief(WMView
*view
, Bool beveled
)
762 WMScreen
*scr
= view
->screen
;
763 Display
*dpy
= scr
->display
;
767 int width
= view
->size
.width
;
768 int height
= view
->size
.height
;
770 dgc
= WMColorGC(scr
->darkGray
);
773 XDrawRectangle(dpy
, view
->window
, dgc
, 0, 0, width
-1, height
-1);
777 wgc
= WMColorGC(scr
->white
);
778 lgc
= WMColorGC(scr
->gray
);
781 XDrawLine(dpy
, view
->window
, dgc
, 0, 0, width
-1, 0);
782 XDrawLine(dpy
, view
->window
, dgc
, 0, 1, width
-2, 1);
784 XDrawLine(dpy
, view
->window
, dgc
, 0, 0, 0, height
-2);
785 XDrawLine(dpy
, view
->window
, dgc
, 1, 0, 1, height
-3);
788 XDrawLine(dpy
, view
->window
, wgc
, 0, height
-1, width
-1, height
-1);
789 XDrawLine(dpy
, view
->window
, lgc
, 1, height
-2, width
-2, height
-2);
791 XDrawLine(dpy
, view
->window
, wgc
, width
-1, 0, width
-1, height
-1);
792 XDrawLine(dpy
, view
->window
, lgc
, width
-2, 1, width
-2, height
-3);
797 paintTextField(TextField
*tPtr
)
799 W_Screen
*screen
= tPtr
->view
->screen
;
800 W_View
*view
= tPtr
->view
;
810 if (!view
->flags
.realized
|| !view
->flags
.mapped
)
813 if (!tPtr
->flags
.bordered
) {
819 if (tPtr
->flags
.secure
) {
820 text
= makeHiddenString(strlen(tPtr
->text
));
825 totalWidth
= tPtr
->view
->size
.width
- 2*bd
;
827 drawbuffer
= XCreatePixmap(screen
->display
, view
->window
,
828 view
->size
.width
, view
->size
.height
, screen
->depth
);
829 XFillRectangle(screen
->display
, drawbuffer
, WMColorGC(screen
->white
),
830 0,0, view
->size
.width
,view
->size
.height
);
831 /* this is quite dirty */
832 viewbuffer
.screen
= view
->screen
;
833 viewbuffer
.size
= view
->size
;
834 viewbuffer
.window
= drawbuffer
;
837 if (tPtr
->textLen
> 0) {
838 tw
= WMWidthOfString(tPtr
->font
, &(text
[tPtr
->viewPosition
]),
839 tPtr
->textLen
- tPtr
->viewPosition
);
841 th
= WMFontHeight(tPtr
->font
);
843 ty
= tPtr
->offsetWidth
;
844 switch (tPtr
->flags
.alignment
) {
846 tx
= tPtr
->offsetWidth
+ 1;
847 if (tw
< tPtr
->usableWidth
)
848 XFillRectangle(screen
->display
, drawbuffer
,
849 WMColorGC(screen
->white
),
850 bd
+tw
,bd
, totalWidth
-tw
,view
->size
.height
-2*bd
);
854 tx
= tPtr
->offsetWidth
+ (tPtr
->usableWidth
- tw
) / 2;
855 if (tw
< tPtr
->usableWidth
)
856 XClearArea(screen
->display
, view
->window
, bd
, bd
,
857 totalWidth
, view
->size
.height
-2*bd
, False
);
862 tx
= tPtr
->offsetWidth
+ tPtr
->usableWidth
- tw
- 1;
863 if (tw
< tPtr
->usableWidth
)
864 XClearArea(screen
->display
, view
->window
, bd
, bd
,
865 totalWidth
-tw
, view
->size
.height
-2*bd
, False
);
869 if (!tPtr
->flags
.enabled
)
870 WMSetColorInGC(screen
->darkGray
, screen
->textFieldGC
);
872 WMDrawImageString(screen
, drawbuffer
, screen
->textFieldGC
,
874 &(text
[tPtr
->viewPosition
]),
875 tPtr
->textLen
- tPtr
->viewPosition
);
877 if (tPtr
->selection
.count
) {
880 count
= tPtr
->selection
.count
< 0
881 ? tPtr
->selection
.position
+ tPtr
->selection
.count
882 : tPtr
->selection
.position
;
883 count2
= abs(tPtr
->selection
.count
);
884 if (count
< tPtr
->viewPosition
) {
885 count2
= abs(count2
- abs(tPtr
->viewPosition
- count
));
886 count
= tPtr
->viewPosition
;
890 rx
= tPtr
->offsetWidth
+ 1 + WMWidthOfString(tPtr
->font
,text
,count
)
891 - WMWidthOfString(tPtr
->font
,text
,tPtr
->viewPosition
);
893 XSetBackground(screen
->display
, screen
->textFieldGC
,
894 screen
->gray
->color
.pixel
);
896 WMDrawImageString(screen
, drawbuffer
, screen
->textFieldGC
,
897 tPtr
->font
, rx
, ty
, &(text
[count
]),
900 XSetBackground(screen
->display
, screen
->textFieldGC
,
901 screen
->white
->color
.pixel
);
904 if (!tPtr
->flags
.enabled
)
905 WMSetColorInGC(screen
->black
, screen
->textFieldGC
);
907 XFillRectangle(screen
->display
, drawbuffer
,
908 WMColorGC(screen
->white
),
909 bd
,bd
, totalWidth
,view
->size
.height
-2*bd
);
913 if (tPtr
->flags
.bordered
) {
914 drawRelief(&viewbuffer
, tPtr
->flags
.beveled
);
917 if (tPtr
->flags
.secure
)
919 XCopyArea(screen
->display
, drawbuffer
, view
->window
,
920 screen
->copyGC
, 0,0, view
->size
.width
,
921 view
->size
.height
,0,0);
922 XFreePixmap(screen
->display
, drawbuffer
);
925 if (tPtr
->flags
.focused
&& tPtr
->flags
.enabled
&& tPtr
->flags
.cursorOn
) {
933 blinkCursor(void *data
)
935 TextField
*tPtr
= (TextField
*)data
;
937 if (tPtr
->flags
.cursorOn
) {
938 tPtr
->timerID
= WMAddTimerHandler(CURSOR_BLINK_OFF_DELAY
, blinkCursor
,
941 tPtr
->timerID
= WMAddTimerHandler(CURSOR_BLINK_ON_DELAY
, blinkCursor
,
945 tPtr
->flags
.cursorOn
= !tPtr
->flags
.cursorOn
;
951 handleEvents(XEvent
*event
, void *data
)
953 TextField
*tPtr
= (TextField
*)data
;
955 CHECK_CLASS(data
, WC_TextField
);
958 switch (event
->type
) {
960 if (W_FocusedViewOfToplevel(W_TopLevelOfView(tPtr
->view
))!=tPtr
->view
)
962 tPtr
->flags
.focused
= 1;
964 if (!tPtr
->timerID
) {
965 tPtr
->timerID
= WMAddTimerHandler(CURSOR_BLINK_ON_DELAY
,
969 paintTextField(tPtr
);
971 NOTIFY(tPtr
, didBeginEditing
, WMTextDidBeginEditingNotification
, NULL
);
973 tPtr
->flags
.notIllegalMovement
= 0;
977 tPtr
->flags
.focused
= 0;
980 WMDeleteTimerHandler(tPtr
->timerID
);
981 tPtr
->timerID
= NULL
;
984 paintTextField(tPtr
);
985 if (!tPtr
->flags
.notIllegalMovement
) {
986 NOTIFY(tPtr
, didEndEditing
, WMTextDidEndEditingNotification
,
987 (void*)WMIllegalTextMovement
);
992 if (event
->xexpose
.count
!=0)
994 paintTextField(tPtr
);
998 destroyTextField(tPtr
);
1005 handleTextFieldKeyPress(TextField
*tPtr
, XEvent
*event
)
1009 char *textEvent
= NULL
;
1011 int count
, refresh
= 0;
1012 int control_pressed
= 0;
1013 int cancelSelection
= 1;
1014 Bool shifted
, controled
, modified
;
1017 /*printf("(%d,%d) -> ", tPtr->selection.position, tPtr->selection.count);*/
1018 if (((XKeyEvent
*) event
)->state
& WM_EMACSKEYMASK
)
1019 control_pressed
= 1;
1021 shifted
= event
->xkey
.state
& ShiftMask
;
1022 controled
= event
->xkey
.state
& ControlMask
;
1023 if ((event
->xkey
.state
& (ShiftMask
|ControlMask
)) != 0) {
1029 count
= XLookupString(&event
->xkey
, buffer
, 63, &ksym
, NULL
);
1030 buffer
[count
] = '\0';
1034 #ifdef XK_ISO_Left_Tab
1035 case XK_ISO_Left_Tab
:
1037 if (!controled
&& !modified
) {
1039 if (tPtr
->view
->prevFocusChain
) {
1040 W_SetFocusOfTopLevel(W_TopLevelOfView(tPtr
->view
),
1041 tPtr
->view
->prevFocusChain
);
1042 tPtr
->flags
.notIllegalMovement
= 1;
1044 data
= (void*)WMBacktabTextMovement
;
1046 if (tPtr
->view
->nextFocusChain
) {
1047 W_SetFocusOfTopLevel(W_TopLevelOfView(tPtr
->view
),
1048 tPtr
->view
->nextFocusChain
);
1049 tPtr
->flags
.notIllegalMovement
= 1;
1051 data
= (void*)WMTabTextMovement
;
1053 textEvent
= WMTextDidEndEditingNotification
;
1060 if (!shifted
&& !controled
&& !modified
) {
1061 data
= (void*)WMEscapeTextMovement
;
1062 textEvent
= WMTextDidEndEditingNotification
;
1069 if (!shifted
&& !controled
&& !modified
) {
1070 data
= (void*)WMReturnTextMovement
;
1071 textEvent
= WMTextDidEndEditingNotification
;
1077 case WM_EMACSKEY_LEFT
:
1078 if (!control_pressed
)
1087 if (tPtr
->cursorPosition
> 0) {
1089 if (event
->xkey
.state
& ControlMask
) {
1090 int i
= tPtr
->cursorPosition
- 1;
1092 while (i
> 0 && tPtr
->text
[i
] != ' ') i
--;
1093 while (i
> 0 && tPtr
->text
[i
] == ' ') i
--;
1095 tPtr
->cursorPosition
= (i
> 0) ? i
+ 1 : 0;
1097 tPtr
->cursorPosition
--;
1099 if (tPtr
->cursorPosition
< tPtr
->viewPosition
) {
1100 tPtr
->viewPosition
= tPtr
->cursorPosition
;
1105 if (event
->xkey
.state
& ShiftMask
)
1106 cancelSelection
= 0;
1112 case WM_EMACSKEY_RIGHT
:
1113 if (!control_pressed
)
1123 if (tPtr
->cursorPosition
< tPtr
->textLen
) {
1125 if (event
->xkey
.state
& ControlMask
) {
1126 int i
= tPtr
->cursorPosition
;
1128 while (tPtr
->text
[i
] && tPtr
->text
[i
] != ' ') i
++;
1129 while (tPtr
->text
[i
] == ' ') i
++;
1131 tPtr
->cursorPosition
= i
;
1133 tPtr
->cursorPosition
++;
1135 while (WMWidthOfString(tPtr
->font
,
1136 &(tPtr
->text
[tPtr
->viewPosition
]),
1137 tPtr
->cursorPosition
-tPtr
->viewPosition
)
1138 > tPtr
->usableWidth
) {
1139 tPtr
->viewPosition
++;
1145 if (event
->xkey
.state
& ShiftMask
)
1146 cancelSelection
= 0;
1152 case WM_EMACSKEY_HOME
:
1153 if (!control_pressed
)
1163 if (!modified
&& !controled
) {
1164 if (tPtr
->cursorPosition
> 0) {
1166 tPtr
->cursorPosition
= 0;
1167 if (tPtr
->viewPosition
> 0) {
1168 tPtr
->viewPosition
= 0;
1173 if (event
->xkey
.state
& ShiftMask
)
1174 cancelSelection
= 0;
1180 case WM_EMACSKEY_END
:
1181 if (!control_pressed
)
1191 if (!modified
&& !controled
) {
1192 if (tPtr
->cursorPosition
< tPtr
->textLen
) {
1194 tPtr
->cursorPosition
= tPtr
->textLen
;
1195 tPtr
->viewPosition
= 0;
1196 while (WMWidthOfString(tPtr
->font
,
1197 &(tPtr
->text
[tPtr
->viewPosition
]),
1198 tPtr
->textLen
-tPtr
->viewPosition
)
1199 > tPtr
->usableWidth
) {
1200 tPtr
->viewPosition
++;
1206 if (event
->xkey
.state
& ShiftMask
)
1207 cancelSelection
= 0;
1213 case WM_EMACSKEY_BS
:
1214 if (!control_pressed
)
1222 if (!modified
&& !shifted
&& !controled
) {
1223 if (tPtr
->selection
.count
) {
1224 WMDeleteTextFieldRange(tPtr
, tPtr
->selection
);
1225 data
= (void*)WMDeleteTextEvent
;
1226 textEvent
= WMTextDidChangeNotification
;
1227 } else if (tPtr
->cursorPosition
> 0) {
1229 range
.position
= tPtr
->cursorPosition
- 1;
1231 WMDeleteTextFieldRange(tPtr
, range
);
1232 data
= (void*)WMDeleteTextEvent
;
1233 textEvent
= WMTextDidChangeNotification
;
1240 case WM_EMACSKEY_DEL
:
1241 if (!control_pressed
)
1252 if (!modified
&& !controled
&& !shifted
) {
1253 if (tPtr
->selection
.count
) {
1254 WMDeleteTextFieldRange(tPtr
, tPtr
->selection
);
1255 data
= (void*)WMDeleteTextEvent
;
1256 textEvent
= WMTextDidChangeNotification
;
1257 } else if (tPtr
->cursorPosition
< tPtr
->textLen
) {
1259 range
.position
= tPtr
->cursorPosition
;
1261 WMDeleteTextFieldRange(tPtr
, range
);
1262 data
= (void*)WMDeleteTextEvent
;
1263 textEvent
= WMTextDidChangeNotification
;
1273 if (count
> 0 && !iscntrl(buffer
[0])) {
1274 if (tPtr
->selection
.count
)
1275 WMDeleteTextFieldRange(tPtr
, tPtr
->selection
);
1276 WMInsertTextFieldText(tPtr
, buffer
, tPtr
->cursorPosition
);
1277 data
= (void*)WMInsertTextEvent
;
1278 textEvent
= WMTextDidChangeNotification
;
1287 WMRelayToNextResponder(W_VIEW(tPtr
), event
);
1291 /* Do not allow text selection in secure text fields */
1292 if (cancelSelection
|| tPtr
->flags
.secure
) {
1293 lostSelection(tPtr
->view
, XA_PRIMARY
, NULL
);
1295 if (tPtr
->selection
.count
) {
1296 tPtr
->selection
.count
= 0;
1299 tPtr
->selection
.position
= tPtr
->cursorPosition
;
1301 if (tPtr
->selection
.count
!= tPtr
->cursorPosition
- tPtr
->selection
.position
) {
1303 tPtr
->selection
.count
= tPtr
->cursorPosition
- tPtr
->selection
.position
;
1309 /*printf("(%d,%d)\n", tPtr->selection.position, tPtr->selection.count);*/
1312 WMNotification
*notif
= WMCreateNotification(textEvent
, tPtr
, data
);
1314 if (tPtr
->delegate
) {
1315 if (textEvent
==WMTextDidBeginEditingNotification
&&
1316 tPtr
->delegate
->didBeginEditing
)
1317 (*tPtr
->delegate
->didBeginEditing
)(tPtr
->delegate
, notif
);
1319 else if (textEvent
==WMTextDidEndEditingNotification
&&
1320 tPtr
->delegate
->didEndEditing
)
1321 (*tPtr
->delegate
->didEndEditing
)(tPtr
->delegate
, notif
);
1323 else if (textEvent
==WMTextDidChangeNotification
&&
1324 tPtr
->delegate
->didChange
)
1325 (*tPtr
->delegate
->didChange
)(tPtr
->delegate
, notif
);
1328 WMPostNotification(notif
);
1329 WMReleaseNotification(notif
);
1333 paintTextField(tPtr
);
1335 /*printf("(%d,%d)\n", tPtr->selection.position, tPtr->selection.count);*/
1340 pointToCursorPosition(TextField
*tPtr
, int x
)
1345 if (tPtr
->flags
.bordered
)
1348 a
= tPtr
->viewPosition
;
1349 b
= tPtr
->viewPosition
+ tPtr
->textLen
;
1350 if (WMWidthOfString(tPtr
->font
, &(tPtr
->text
[tPtr
->viewPosition
]),
1351 tPtr
->textLen
- tPtr
->viewPosition
) < x
)
1352 return tPtr
->textLen
;
1354 while (a
< b
&& b
-a
>1) {
1356 tw
= WMWidthOfString(tPtr
->font
, &(tPtr
->text
[tPtr
->viewPosition
]),
1357 mid
- tPtr
->viewPosition
);
1371 pasteText(WMView
*view
, Atom selection
, Atom target
, Time timestamp
,
1372 void *cdata
, WMData
*data
)
1374 TextField
*tPtr
= (TextField
*)view
->self
;
1377 tPtr
->flags
.waitingSelection
= 0;
1380 str
= (char*)WMDataBytes(data
);
1382 WMInsertTextFieldText(tPtr
, str
, tPtr
->cursorPosition
);
1383 NOTIFY(tPtr
, didChange
, WMTextDidChangeNotification
,
1384 (void*)WMInsertTextEvent
);
1388 str
= XFetchBuffer(tPtr
->view
->screen
->display
, &n
, 0);
1392 WMInsertTextFieldText(tPtr
, str
, tPtr
->cursorPosition
);
1394 NOTIFY(tPtr
, didChange
, WMTextDidChangeNotification
,
1395 (void*)WMInsertTextEvent
);
1402 handleTextFieldActionEvents(XEvent
*event
, void *data
)
1404 TextField
*tPtr
= (TextField
*)data
;
1405 static int move
= 0;
1406 static Time lastButtonReleasedEvent
= 0;
1407 Display
*dpy
= event
->xany
.display
;
1409 CHECK_CLASS(data
, WC_TextField
);
1411 switch (event
->type
) {
1413 if (tPtr
->flags
.waitingSelection
) {
1416 if (tPtr
->flags
.enabled
&& tPtr
->flags
.focused
) {
1417 handleTextFieldKeyPress(tPtr
, event
);
1418 XDefineCursor(dpy
, W_VIEW(tPtr
)->window
,
1419 W_VIEW(tPtr
)->screen
->invisibleCursor
);
1420 tPtr
->flags
.pointerGrabbed
= 1;
1426 if (tPtr
->flags
.pointerGrabbed
) {
1427 tPtr
->flags
.pointerGrabbed
= 0;
1428 XDefineCursor(dpy
, W_VIEW(tPtr
)->window
,
1429 W_VIEW(tPtr
)->screen
->textCursor
);
1431 if (tPtr
->flags
.waitingSelection
) {
1435 if (tPtr
->flags
.enabled
&& (event
->xmotion
.state
& Button1Mask
)) {
1437 if (tPtr
->viewPosition
< tPtr
->textLen
&& event
->xmotion
.x
>
1438 tPtr
->usableWidth
) {
1439 if (WMWidthOfString(tPtr
->font
,
1440 &(tPtr
->text
[tPtr
->viewPosition
]),
1441 tPtr
->cursorPosition
-tPtr
->viewPosition
)
1442 > tPtr
->usableWidth
) {
1443 tPtr
->viewPosition
++;
1445 } else if (tPtr
->viewPosition
> 0 && event
->xmotion
.x
< 0) {
1447 tPtr
->viewPosition
--;
1450 tPtr
->cursorPosition
=
1451 pointToCursorPosition(tPtr
, event
->xmotion
.x
);
1453 /* Do not allow text selection in secure textfields */
1454 if (tPtr
->flags
.secure
) {
1455 tPtr
->selection
.position
= tPtr
->cursorPosition
;
1458 tPtr
->selection
.count
= tPtr
->cursorPosition
- tPtr
->selection
.position
;
1461 paintTextField(tPtr
);
1467 if (tPtr
->flags
.pointerGrabbed
) {
1468 tPtr
->flags
.pointerGrabbed
= 0;
1469 XDefineCursor(dpy
, W_VIEW(tPtr
)->window
,
1470 W_VIEW(tPtr
)->screen
->textCursor
);
1474 if (tPtr
->flags
.waitingSelection
) {
1479 switch (tPtr
->flags
.alignment
) {
1482 textWidth
= WMWidthOfString(tPtr
->font
, tPtr
->text
, tPtr
->textLen
);
1483 if (tPtr
->flags
.enabled
&& !tPtr
->flags
.focused
) {
1484 WMSetFocusToWidget(tPtr
);
1486 if (tPtr
->flags
.focused
) {
1487 tPtr
->selection
.position
= tPtr
->cursorPosition
;
1488 tPtr
->selection
.count
= 0;
1490 if (textWidth
< tPtr
->usableWidth
) {
1491 tPtr
->cursorPosition
= pointToCursorPosition(tPtr
,
1492 event
->xbutton
.x
- tPtr
->usableWidth
1494 } else tPtr
->cursorPosition
= pointToCursorPosition(tPtr
,
1497 paintTextField(tPtr
);
1501 if (tPtr
->flags
.enabled
&& !tPtr
->flags
.focused
) {
1502 WMSetFocusToWidget(tPtr
);
1504 if (tPtr
->flags
.focused
&& event
->xbutton
.button
== Button1
) {
1505 tPtr
->cursorPosition
= pointToCursorPosition(tPtr
,
1507 tPtr
->selection
.position
= tPtr
->cursorPosition
;
1508 tPtr
->selection
.count
= 0;
1509 paintTextField(tPtr
);
1511 if (event
->xbutton
.button
== Button2
&& tPtr
->flags
.enabled
) {
1515 if (!WMRequestSelection(tPtr
->view
, XA_PRIMARY
, XA_STRING
,
1516 event
->xbutton
.time
,
1518 text
= XFetchBuffer(tPtr
->view
->screen
->display
, &n
, 0);
1522 WMInsertTextFieldText(tPtr
, text
, tPtr
->cursorPosition
);
1524 NOTIFY(tPtr
, didChange
, WMTextDidChangeNotification
,
1525 (void*)WMInsertTextEvent
);
1528 tPtr
->flags
.waitingSelection
= 1;
1538 if (tPtr
->flags
.pointerGrabbed
) {
1539 tPtr
->flags
.pointerGrabbed
= 0;
1540 XDefineCursor(dpy
, W_VIEW(tPtr
)->window
,
1541 W_VIEW(tPtr
)->screen
->textCursor
);
1543 if (tPtr
->flags
.waitingSelection
) {
1547 if (!tPtr
->flags
.secure
&& tPtr
->selection
.count
!=0) {
1549 XRotateBuffers(dpy
, 1);
1551 count
= abs(tPtr
->selection
.count
);
1552 if (tPtr
->selection
.count
< 0)
1553 start
= tPtr
->selection
.position
- count
;
1555 start
= tPtr
->selection
.position
;
1557 XStoreBuffer(dpy
, &tPtr
->text
[start
], count
, 0);
1562 if (!tPtr
->flags
.secure
&&
1563 event
->xbutton
.time
- lastButtonReleasedEvent
1564 <= WINGsConfiguration
.doubleClickDelay
) {
1565 tPtr
->selection
.position
= 0;
1566 tPtr
->selection
.count
= tPtr
->textLen
;
1567 paintTextField(tPtr
);
1569 if (!tPtr
->flags
.ownsSelection
) {
1570 tPtr
->flags
.ownsSelection
=
1571 WMCreateSelectionHandler(tPtr
->view
,
1573 event
->xbutton
.time
,
1574 &selectionHandler
, NULL
);
1576 } else if (!tPtr
->flags
.secure
&& tPtr
->selection
.count
!=0 &&
1577 !tPtr
->flags
.ownsSelection
) {
1578 tPtr
->flags
.ownsSelection
=
1579 WMCreateSelectionHandler(tPtr
->view
,
1581 event
->xbutton
.time
,
1582 &selectionHandler
, NULL
);
1585 lastButtonReleasedEvent
= event
->xbutton
.time
;
1593 destroyTextField(TextField
*tPtr
)
1597 WMDeleteTimerHandler(tPtr
->timerID
);
1600 WMReleaseFont(tPtr
->font
);
1601 // use lostSelection() instead of WMDeleteSelectionHandler aici?
1602 WMDeleteSelectionHandler(tPtr
->view
, XA_PRIMARY
, CurrentTime
);
1603 WMRemoveNotificationObserver(tPtr
);