ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.364 by sf-exg, Thu Jan 20 17:39:29 2011 UTC vs.
Revision 1.377 by root, Mon Mar 21 13:46:17 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.
… …
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
… …
1685 { 1683 {
1686 rvideo_state = on; 1684 rvideo_state = on;
1687 1685
1688 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1686 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1689#ifdef HAVE_BG_PIXMAP 1687#ifdef HAVE_BG_PIXMAP
1690 if (bgPixmap.pixmap == None) 1688 if (bg_pixmap == None)
1691#endif 1689#endif
1692 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1690 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1693 1691
1694 XGCValues gcvalue; 1692 XGCValues gcvalue;
1695 gcvalue.foreground = pix_colors[Color_fg]; 1693 gcvalue.foreground = pix_colors[Color_fg];
… …
2031 refresh_count = 0; 2029 refresh_count = 0;
2032 2030
2033 unsigned int old_screen_flags = screen.flags; 2031 unsigned int old_screen_flags = screen.flags;
2034 char have_bg = 0; 2032 char have_bg = 0;
2035#ifdef HAVE_BG_PIXMAP 2033#ifdef HAVE_BG_PIXMAP
2036 have_bg = bgPixmap.pixmap != None; 2034 have_bg = bg_pixmap != None;
2037#endif 2035#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039 2037
2040 /* 2038 /*
2041 * B: reverse any characters which are selected 2039 * B: reverse any characters which are selected
… …
2513rxvt_term::scr_recolour (bool refresh) NOTHROW 2511rxvt_term::scr_recolour (bool refresh) NOTHROW
2514{ 2512{
2515 bool transparent = false; 2513 bool transparent = false;
2516 2514
2517#ifdef HAVE_BG_PIXMAP 2515#ifdef HAVE_BG_PIXMAP
2518 if (bgPixmap.pixmap != None) 2516 if (bg_pixmap != None)
2519 { 2517 {
2520# ifdef ENABLE_TRANSPARENCY 2518# ifdef ENABLE_TRANSPARENCY
2521 if (bgPixmap.flags & bgPixmap_t::isTransparent) 2519 if (bg_flags & BG_IS_TRANSPARENT)
2522 { 2520 {
2523 XSetWindowBackgroundPixmap (dpy, parent[0], bgPixmap.pixmap); 2521 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap);
2524 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); 2522 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2525 2523
2526 transparent = true; 2524 transparent = true;
2527 } 2525 }
2528 else 2526 else
2529# endif 2527# endif
2530 { 2528 {
2531 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2529 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2532 XSetWindowBackgroundPixmap (dpy, vt, bgPixmap.pixmap); 2530 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2533 } 2531 }
2534 } 2532 }
2535 else 2533 else
2536#endif 2534#endif
2537 { 2535 {
… …
2734 tt_paste (data, len); 2732 tt_paste (data, len);
2735} 2733}
2736 2734
2737/* ------------------------------------------------------------------------- */ 2735/* ------------------------------------------------------------------------- */
2738/* 2736/*
2739 * Respond to a notification that a primary selection has been sent
2740 * EXT: SelectionNotify
2741 */
2742void
2743rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2744{
2745 if (prop == None) /* check for failed XConvertSelection */
2746 {
2747 if ((selection_type & Sel_CompoundText))
2748 {
2749 int selnum = selection_type & Sel_whereMask;
2750
2751 selection_type = 0;
2752 if (selnum != Sel_direct)
2753 selection_request_other (XA_STRING, selnum);
2754 }
2755
2756 if ((selection_type & Sel_UTF8String))
2757 {
2758 int selnum = selection_type & Sel_whereMask;
2759
2760 selection_type = Sel_CompoundText;
2761 if (selnum != Sel_direct)
2762 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2763 else
2764 selection_type = 0;
2765 }
2766
2767 return;
2768 }
2769
2770 unsigned long bytes_after;
2771 XTextProperty ct;
2772
2773 if (XGetWindowProperty (dpy, win, prop,
2774 0, PROP_SIZE / 4,
2775 delete_prop, AnyPropertyType,
2776 &ct.encoding, &ct.format,
2777 &ct.nitems, &bytes_after,
2778 &ct.value) != Success)
2779 {
2780 ct.value = 0;
2781 goto bailout;
2782 }
2783
2784 if (ct.encoding == None)
2785 goto bailout;
2786
2787 if (bytes_after)
2788 {
2789 // fetch and append remaining data
2790 XTextProperty ct2;
2791
2792 if (XGetWindowProperty (dpy, win, prop,
2793 ct.nitems / 4, (bytes_after + 3) / 4,
2794 delete_prop, AnyPropertyType,
2795 &ct2.encoding, &ct2.format,
2796 &ct2.nitems, &bytes_after,
2797 &ct2.value) != Success)
2798 goto bailout;
2799
2800 // realloc should be compatible to XFree, here, and elsewhere, too
2801 ct.value = (unsigned char *)rxvt_realloc (ct.value, ct.nitems + ct2.nitems + 1);
2802 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2803 ct.nitems += ct2.nitems;
2804
2805 XFree (ct2.value);
2806 }
2807
2808 if (ct.value == 0)
2809 goto bailout;
2810
2811 if (ct.encoding == xa[XA_INCR])
2812 {
2813 // INCR selection, start handshake
2814 if (!delete_prop)
2815 XDeleteProperty (dpy, win, prop);
2816
2817 selection_wait = Sel_incr;
2818 incr_buf_fill = 0;
2819 incr_ev.start (10);
2820
2821 goto bailout;
2822 }
2823
2824 if (ct.nitems == 0)
2825 {
2826 if (selection_wait == Sel_incr)
2827 {
2828 XFree (ct.value);
2829
2830 // finally complete, now paste the whole thing
2831 selection_wait = Sel_normal;
2832 ct.value = (unsigned char *)incr_buf;
2833 ct.nitems = incr_buf_fill;
2834 incr_buf = 0;
2835 incr_buf_size = 0;
2836 incr_ev.stop ();
2837 }
2838 else
2839 {
2840 if (selection_wait == Sel_normal
2841 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2842 {
2843 /*
2844 * pass through again trying CUT_BUFFER0 if we've come from
2845 * XConvertSelection () but nothing was presented
2846 */
2847 selection_paste (display->root, XA_CUT_BUFFER0, False);
2848 }
2849
2850 goto bailout;
2851 }
2852 }
2853 else if (selection_wait == Sel_incr)
2854 {
2855 incr_ev.start (10);
2856
2857 while (incr_buf_fill + ct.nitems > incr_buf_size)
2858 {
2859 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2860 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
2861 }
2862
2863 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2864 incr_buf_fill += ct.nitems;
2865
2866 goto bailout;
2867 }
2868
2869 char **cl;
2870 int cr;
2871
2872#if !ENABLE_MINIMAL
2873 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2874 // so recode it manually
2875 if (ct.encoding == xa[XA_UTF8_STRING])
2876 {
2877 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2878 char *s = rxvt_wcstombs (w);
2879 free (w);
2880 // TODO: strlen == only the first element will be converted. well...
2881 paste (s, strlen (s));
2882 free (s);
2883 }
2884 else
2885#endif
2886 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2887 && cl)
2888 {
2889 for (int i = 0; i < cr; i++)
2890 paste (cl[i], strlen (cl[i]));
2891
2892 XFreeStringList (cl);
2893 }
2894 else
2895 paste ((char *)ct.value, ct.nitems); // paste raw
2896
2897bailout:
2898 XFree (ct.value);
2899
2900 if (selection_wait == Sel_normal)
2901 selection_wait = Sel_none;
2902}
2903
2904void
2905rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2906{
2907 selection_wait = Sel_none;
2908
2909 incr_buf_size = 0;
2910 free (incr_buf);
2911
2912 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2913}
2914
2915void
2916rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2917{
2918 if (prop == None || selection_wait != Sel_incr)
2919 return;
2920
2921 selection_paste (win, prop, true);
2922}
2923
2924/* ------------------------------------------------------------------------- */
2925/*
2926 * Request the current selection: 2737 * Request the current selection:
2927 * Order: > internal selection if available 2738 * Order: > internal selection if available
2928 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2739 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2929 * > CUT_BUFFER0 2740 * > CUT_BUFFER0
2930 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2741 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
… …
2938 { 2749 {
2939 /* internal selection */ 2750 /* internal selection */
2940 char *str = rxvt_wcstombs (selection.text, selection.len); 2751 char *str = rxvt_wcstombs (selection.text, selection.len);
2941 paste (str, strlen (str)); 2752 paste (str, strlen (str));
2942 free (str); 2753 free (str);
2943 return;
2944 }
2945 else
2946 { 2754 }
2947 selection_request_time = tm; 2755 else if (!selection_req)
2948 selection_wait = Sel_normal;
2949
2950#if X_HAVE_UTF8_STRING
2951 selection_type = Sel_UTF8String;
2952 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2953 return;
2954#else
2955 selection_type = Sel_CompoundText;
2956 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2957 return;
2958#endif
2959 } 2756 {
2960 2757 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2961 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2758 selection_req->run ();
2962 selection_paste (display->root, XA_CUT_BUFFER0, false);
2963}
2964
2965int
2966rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2967{
2968 Atom sel;
2969
2970 selection_type |= selnum;
2971
2972 if (selnum == Sel_Primary)
2973 sel = XA_PRIMARY;
2974 else if (selnum == Sel_Secondary)
2975 sel = XA_SECONDARY;
2976 else
2977 sel = xa[XA_CLIPBOARD];
2978
2979 if (XGetSelectionOwner (dpy, sel) != None)
2980 { 2759 }
2981 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2982 vt, selection_request_time);
2983 return 1;
2984 }
2985
2986 return 0;
2987} 2760}
2988 2761
2989/* ------------------------------------------------------------------------- */ 2762/* ------------------------------------------------------------------------- */
2990/* 2763/*
2991 * Clear all selected text 2764 * Clear all selected text

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines