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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.369 by sf-exg, Sun Feb 6 11:42:03 2011 UTC vs.
Revision 1.383 by sf-exg, Fri Apr 29 13:08:24 2011 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
159 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160 160
161void 161void
162rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
163{ 163{
164#if ENABLE_OVERLAY
165 scr_overlay_off ();
166#endif
167
164 view_start = 0; 168 view_start = 0;
165 num_scr = 0; 169 num_scr = 0;
166 170
167 if (ncol == 0) 171 if (ncol == 0)
168 ncol = 80; 172 ncol = 80;
… …
1920 1924
1921# ifndef NO_MAPALERT 1925# ifndef NO_MAPALERT
1922# ifdef MAPALERT_OPTION 1926# ifdef MAPALERT_OPTION
1923 if (option (Opt_mapAlert)) 1927 if (option (Opt_mapAlert))
1924# endif 1928# endif
1925 XMapWindow (dpy, parent[0]); 1929 XMapWindow (dpy, parent);
1926# endif 1930# endif
1927 1931
1928# if ENABLE_FRILLS 1932# if ENABLE_FRILLS
1929 if (option (Opt_urgentOnBell)) 1933 if (option (Opt_urgentOnBell))
1930 set_urgency (1); 1934 set_urgency (1);
… …
1943 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1947 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1944#endif 1948#endif
1945} 1949}
1946 1950
1947/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1948/* ARGSUSED */
1949void 1952void
1950rxvt_term::scr_printscreen (int fullhist) NOTHROW 1953rxvt_term::scr_printscreen (int fullhist) NOTHROW
1951{ 1954{
1952#ifdef PRINTPIPE 1955#ifdef PRINTPIPE
1953 int nrows, row_start; 1956 int nrows, row_start;
… …
2516 if (bg_pixmap != None) 2519 if (bg_pixmap != None)
2517 { 2520 {
2518# ifdef ENABLE_TRANSPARENCY 2521# ifdef ENABLE_TRANSPARENCY
2519 if (bg_flags & BG_IS_TRANSPARENT) 2522 if (bg_flags & BG_IS_TRANSPARENT)
2520 { 2523 {
2521 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap); 2524 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2522 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); 2525 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2523 2526
2524 transparent = true; 2527 transparent = true;
2525 } 2528 }
2526 else 2529 else
2527# endif 2530# endif
2528 { 2531 {
2529 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2532 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2530 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap); 2533 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2531 } 2534 }
2532 } 2535 }
2533 else 2536 else
2534#endif 2537#endif
2535 { 2538 {
2536 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2539 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2537 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2540 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2538 } 2541 }
2539 2542
2540 XClearWindow (dpy, parent[0]); 2543 XClearWindow (dpy, parent);
2541 2544
2542 if (scrollBar.win) 2545 if (scrollBar.win)
2543 { 2546 {
2544 if (transparent) 2547 if (transparent)
2545 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); 2548 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
… …
2732 tt_paste (data, len); 2735 tt_paste (data, len);
2733} 2736}
2734 2737
2735/* ------------------------------------------------------------------------- */ 2738/* ------------------------------------------------------------------------- */
2736/* 2739/*
2737 * Respond to a notification that a primary selection has been sent 2740 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2738 * EXT: SelectionNotify 2741 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2739 */ 2742 * as fallback
2740void
2741rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2742{
2743 if (prop == None) /* check for failed XConvertSelection */
2744 {
2745 int selnum = selection_type & Sel_whereMask;
2746
2747 if (selnum == Sel_direct)
2748 selection_type = 0;
2749
2750 if ((selection_type & Sel_CompoundText))
2751 {
2752 selection_type = 0;
2753 selection_request_other (XA_STRING, selnum);
2754 }
2755
2756 if ((selection_type & Sel_UTF8String))
2757 {
2758 selection_type = Sel_CompoundText;
2759 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2760 }
2761
2762 return;
2763 }
2764
2765 unsigned long bytes_after;
2766 XTextProperty ct;
2767
2768 // length == (2^31 - 1) / 4, as gdk
2769 if (XGetWindowProperty (dpy, win, prop,
2770 0, 0x1fffffff,
2771 delete_prop, AnyPropertyType,
2772 &ct.encoding, &ct.format,
2773 &ct.nitems, &bytes_after,
2774 &ct.value) != Success)
2775 {
2776 ct.value = 0;
2777 goto bailout;
2778 }
2779
2780 if (ct.encoding == None)
2781 goto bailout;
2782
2783 if (ct.value == 0)
2784 goto bailout;
2785
2786 if (ct.encoding == xa[XA_INCR])
2787 {
2788 // INCR selection, start handshake
2789 if (!delete_prop)
2790 XDeleteProperty (dpy, win, prop);
2791
2792 selection_wait = Sel_incr;
2793 incr_buf_fill = 0;
2794 incr_ev.start (10);
2795
2796 goto bailout;
2797 }
2798
2799 if (ct.nitems == 0)
2800 {
2801 if (selection_wait == Sel_incr)
2802 {
2803 XFree (ct.value);
2804
2805 // finally complete, now paste the whole thing
2806 selection_wait = Sel_normal;
2807 ct.value = (unsigned char *)incr_buf;
2808 ct.nitems = incr_buf_fill;
2809 incr_buf = 0;
2810 incr_buf_size = 0;
2811 incr_ev.stop ();
2812 }
2813 else
2814 {
2815 if (selection_wait == Sel_normal
2816 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2817 {
2818 /*
2819 * pass through again trying CUT_BUFFER0 if we've come from
2820 * XConvertSelection () but nothing was presented
2821 */
2822 selection_paste (display->root, XA_CUT_BUFFER0, false);
2823 }
2824
2825 goto bailout;
2826 }
2827 }
2828 else if (selection_wait == Sel_incr)
2829 {
2830 incr_ev.start (10);
2831
2832 while (incr_buf_fill + ct.nitems > incr_buf_size)
2833 {
2834 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2835 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
2836 }
2837
2838 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2839 incr_buf_fill += ct.nitems;
2840
2841 goto bailout;
2842 }
2843
2844 char **cl;
2845 int cr;
2846
2847#if !ENABLE_MINIMAL
2848 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2849 // so recode it manually
2850 if (ct.encoding == xa[XA_UTF8_STRING])
2851 {
2852 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2853 char *s = rxvt_wcstombs (w);
2854 free (w);
2855 // TODO: strlen == only the first element will be converted. well...
2856 paste (s, strlen (s));
2857 free (s);
2858 }
2859 else
2860#endif
2861 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2862 && cl)
2863 {
2864 for (int i = 0; i < cr; i++)
2865 paste (cl[i], strlen (cl[i]));
2866
2867 XFreeStringList (cl);
2868 }
2869 else
2870 paste ((char *)ct.value, ct.nitems); // paste raw
2871
2872bailout:
2873 XFree (ct.value);
2874
2875 if (selection_wait == Sel_normal)
2876 selection_wait = Sel_none;
2877}
2878
2879void
2880rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2881{
2882 selection_wait = Sel_none;
2883
2884 incr_buf_size = 0;
2885 free (incr_buf);
2886
2887 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2888}
2889
2890void
2891rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2892{
2893 if (prop == None || selection_wait != Sel_incr)
2894 return;
2895
2896 selection_paste (win, prop, true);
2897}
2898
2899/* ------------------------------------------------------------------------- */
2900/*
2901 * Request the current selection:
2902 * Order: > internal selection if available
2903 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2904 * > CUT_BUFFER0
2905 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2906 * will auto fallback to CUT_BUFFER0
2907 * EXT: button 2 release 2743 * EXT: button 2 release
2908 */ 2744 */
2909void 2745void
2910rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2746rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2911{ 2747{
2912 if (selection.text && selnum == Sel_Primary) 2748 if (!selection_req)
2913 {
2914 /* internal selection */
2915 char *str = rxvt_wcstombs (selection.text, selection.len);
2916 paste (str, strlen (str));
2917 free (str);
2918 return;
2919 } 2749 {
2920 else 2750 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2751 selection_req->run ();
2921 { 2752 }
2922 selection_request_time = tm;
2923 selection_wait = Sel_normal;
2924
2925#if X_HAVE_UTF8_STRING
2926 selection_type = Sel_UTF8String;
2927 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2928 return;
2929#else
2930 selection_type = Sel_CompoundText;
2931 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2932 return;
2933#endif
2934 }
2935
2936 selection_wait = Sel_none; /* don't loop in selection_paste () */
2937 selection_paste (display->root, XA_CUT_BUFFER0, false);
2938}
2939
2940int
2941rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2942{
2943 Atom sel;
2944
2945 selection_type |= selnum;
2946
2947 if (selnum == Sel_Primary)
2948 sel = XA_PRIMARY;
2949 else if (selnum == Sel_Secondary)
2950 sel = XA_SECONDARY;
2951 else
2952 sel = xa[XA_CLIPBOARD];
2953
2954 if (XGetSelectionOwner (dpy, sel) != None)
2955 {
2956 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2957 vt, selection_request_time);
2958 return 1;
2959 }
2960
2961 return 0;
2962} 2753}
2963 2754
2964/* ------------------------------------------------------------------------- */ 2755/* ------------------------------------------------------------------------- */
2965/* 2756/*
2966 * Clear all selected text 2757 * Clear all selected text
… …
3610 * EXT: SelectionRequest 3401 * EXT: SelectionRequest
3611 */ 3402 */
3612void 3403void
3613rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3404rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3614{ 3405{
3406 Atom property = rq.property == None ? rq.target : rq.property;
3615 XSelectionEvent ev; 3407 XSelectionEvent ev;
3616 3408
3617 ev.type = SelectionNotify; 3409 ev.type = SelectionNotify;
3618 ev.property = None; 3410 ev.property = None;
3619 ev.display = rq.display; 3411 ev.display = rq.display;
… …
3634 *target++ = xa[XA_COMPOUND_TEXT]; 3426 *target++ = xa[XA_COMPOUND_TEXT];
3635#if X_HAVE_UTF8_STRING 3427#if X_HAVE_UTF8_STRING
3636 *target++ = xa[XA_UTF8_STRING]; 3428 *target++ = xa[XA_UTF8_STRING];
3637#endif 3429#endif
3638 3430
3639 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3431 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3640 32, PropModeReplace, 3432 32, PropModeReplace,
3641 (unsigned char *)target_list, target - target_list); 3433 (unsigned char *)target_list, target - target_list);
3642 ev.property = rq.property; 3434 ev.property = property;
3643 } 3435 }
3644#if TODO // TODO 3436#if TODO // TODO
3645 else if (rq.target == xa[XA_MULTIPLE]) 3437 else if (rq.target == xa[XA_MULTIPLE])
3646 { 3438 {
3647 /* TODO: Handle MULTIPLE */ 3439 /* TODO: Handle MULTIPLE */
3648 } 3440 }
3649#endif 3441#endif
3650 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) 3442 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3651 { 3443 {
3652 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3444 XChangeProperty (dpy, rq.requestor, property, rq.target,
3653 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3445 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3654 ev.property = rq.property; 3446 ev.property = property;
3655 } 3447 }
3656 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) 3448 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3657 { 3449 {
3658 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3450 XChangeProperty (dpy, rq.requestor, property, rq.target,
3659 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); 3451 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3660 ev.property = rq.property; 3452 ev.property = property;
3661 } 3453 }
3662 else if (rq.target == XA_STRING 3454 else if (rq.target == XA_STRING
3663 || rq.target == xa[XA_TEXT] 3455 || rq.target == xa[XA_TEXT]
3664 || rq.target == xa[XA_COMPOUND_TEXT] 3456 || rq.target == xa[XA_COMPOUND_TEXT]
3665 || rq.target == xa[XA_UTF8_STRING] 3457 || rq.target == xa[XA_UTF8_STRING]
… …
3736 ct.value = (unsigned char *)cl; 3528 ct.value = (unsigned char *)cl;
3737 ct.nitems = selectlen; 3529 ct.nitems = selectlen;
3738 ct.encoding = target; 3530 ct.encoding = target;
3739 } 3531 }
3740 3532
3741 XChangeProperty (dpy, rq.requestor, rq.property, 3533 XChangeProperty (dpy, rq.requestor, property,
3742 ct.encoding, 8, PropModeReplace, 3534 ct.encoding, 8, PropModeReplace,
3743 ct.value, (int)ct.nitems); 3535 ct.value, (int)ct.nitems);
3744 ev.property = rq.property; 3536 ev.property = property;
3745 3537
3746 if (freect) 3538 if (freect)
3747 XFree (ct.value); 3539 XFree (ct.value);
3748 } 3540 }
3749 3541

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