source: mainwin.c @ afaef6e

release-1.7release-1.8release-1.9
Last change on this file since afaef6e was 5cc7e5e, checked in by David Benjamin <davidben@mit.edu>, 11 years ago
Kill owl_global_needrefresh Not necessary now. Internal state for owl_window.
  • Property mode set to 100644
File size: 5.2 KB
Line 
1#include "owl.h"
2
3static void owl_mainwin_redraw(owl_window *w, WINDOW *recwin, void *user_data);
4static void owl_mainwin_resized(owl_window *w, void *user_data);
5
6void owl_mainwin_init(owl_mainwin *mw, owl_window *window)
7{
8  mw->curtruncated=0;
9  mw->lastdisplayed=-1;
10  mw->window = g_object_ref(window);
11  /* for now, just assume this object lasts forever */
12  g_signal_connect(window, "redraw", G_CALLBACK(owl_mainwin_redraw), mw);
13  g_signal_connect(window, "resized", G_CALLBACK(owl_mainwin_resized), mw);
14  owl_window_dirty(window);
15
16  /* For now, we do not bother with connecting up dependencies; that'll be a
17   * future refactor of the mainwin */
18}
19
20static void owl_mainwin_resized(owl_window *w, void *user_data)
21{
22  owl_mainwin *mw = user_data;
23
24  /* in case any styles rely on the current width */
25  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
26
27  /* recalculate the topmsg to make sure the current message is on
28   * screen */
29  owl_function_calculate_topmsg(OWL_DIRECTION_NONE);
30
31  /* Schedule a redraw */
32  owl_window_dirty(mw->window);
33}
34
35void owl_mainwin_redisplay(owl_mainwin *mw)
36{
37  owl_window_dirty(mw->window);
38}
39
40static void owl_mainwin_redraw(owl_window *w, WINDOW *recwin, void *user_data)
41{
42  owl_message *m;
43  int i, lines, isfull, viewsize;
44  int x, y, savey, recwinlines, start;
45  int topmsg, curmsg, markedmsgid, fgcolor, bgcolor;
46  const owl_view *v;
47  GList *fl;
48  const owl_filter *f;
49  owl_mainwin *mw = user_data;
50
51  topmsg = owl_global_get_topmsg(&g);
52  curmsg = owl_global_get_curmsg(&g);
53  markedmsgid = owl_global_get_markedmsgid(&g);
54  v = owl_global_get_current_view(&g);
55  owl_fmtext_reset_colorpairs();
56
57  if (v==NULL) {
58    owl_function_debugmsg("Hit a null window in owl_mainwin_redisplay.");
59    return;
60  }
61
62  werase(recwin);
63
64  recwinlines=owl_global_get_recwin_lines(&g);
65  viewsize=owl_view_get_size(v);
66
67  /* if there are no messages or if topmsg is past the end of the messages,
68   * just draw a blank screen */
69  if (viewsize==0 || topmsg>=viewsize) {
70    if (viewsize==0) {
71      owl_global_set_topmsg(&g, 0);
72    }
73    mw->curtruncated=0;
74    mw->lastdisplayed=-1;
75    return;
76  }
77
78  /* write the messages out */
79  isfull=0;
80  mw->curtruncated=0;
81  mw->lasttruncated=0;
82
83  for (i=topmsg; i<viewsize; i++) {
84    if (isfull) break;
85    m=owl_view_get_element(v, i);
86
87    /* hold on to y in case this is the current message or deleted */
88    getyx(recwin, y, x);
89    savey=y;
90
91    /* if it's the current message, account for a vert_offset */
92    if (i==owl_global_get_curmsg(&g)) {
93      start=owl_global_get_curmsg_vert_offset(&g);
94      lines=owl_message_get_numlines(m)-start;
95    } else {
96      start=0;
97      lines=owl_message_get_numlines(m);
98    }
99
100    /* if we match filters set the color */
101    fgcolor=OWL_COLOR_DEFAULT;
102    bgcolor=OWL_COLOR_DEFAULT;
103    for (fl = g.filterlist; fl; fl = g_list_next(fl)) {
104      f = fl->data;
105      if ((owl_filter_get_fgcolor(f)!=OWL_COLOR_DEFAULT) ||
106          (owl_filter_get_bgcolor(f)!=OWL_COLOR_DEFAULT)) {
107        if (owl_filter_message_match(f, m)) {
108          if (owl_filter_get_fgcolor(f)!=OWL_COLOR_DEFAULT) fgcolor=owl_filter_get_fgcolor(f);
109          if (owl_filter_get_bgcolor(f)!=OWL_COLOR_DEFAULT) bgcolor=owl_filter_get_bgcolor(f);
110        }
111      }
112    }
113
114    /* if we'll fill the screen print a partial message */
115    if ((y+lines > recwinlines) && (i==owl_global_get_curmsg(&g))) mw->curtruncated=1;
116    if (y+lines > recwinlines) mw->lasttruncated=1;
117    if (y+lines > recwinlines-1) {
118      isfull=1;
119      owl_message_curs_waddstr(m, recwin,
120                               start,
121                               start+recwinlines-y,
122                               owl_global_get_rightshift(&g),
123                               owl_global_get_cols(&g)+owl_global_get_rightshift(&g)-1,
124                               fgcolor, bgcolor);
125    } else {
126      /* otherwise print the whole thing */
127      owl_message_curs_waddstr(m, recwin,
128                               start,
129                               start+lines,
130                               owl_global_get_rightshift(&g),
131                               owl_global_get_cols(&g)+owl_global_get_rightshift(&g)-1,
132                               fgcolor, bgcolor);
133    }
134
135
136    /* is it the current message and/or deleted? */
137    getyx(recwin, y, x);
138    wattrset(recwin, A_NORMAL);
139    if (owl_global_get_rightshift(&g)==0) {   /* this lame and should be fixed */
140      if (m==owl_view_get_element(v, curmsg)) {
141        wmove(recwin, savey, 0);
142        wattron(recwin, A_BOLD);       
143        if (owl_global_get_curmsg_vert_offset(&g)>0) {
144          waddstr(recwin, "+");
145        } else {
146          waddstr(recwin, "-");
147        }
148        if (owl_message_is_delete(m)) {
149          waddstr(recwin, "D");
150        } else if (markedmsgid == owl_message_get_id(m)) {
151          waddstr(recwin, "*");
152        } else {
153          waddstr(recwin, ">");
154        }
155        wmove(recwin, y, x);
156        wattroff(recwin, A_BOLD);
157      } else if (owl_message_is_delete(m)) {
158        wmove(recwin, savey, 0);
159        waddstr(recwin, " D");
160        wmove(recwin, y, x);
161      } else if (markedmsgid == owl_message_get_id(m)) {
162        wmove(recwin, savey, 0);
163        waddstr(recwin, " *");
164        wmove(recwin, y, x);
165      }
166    }
167    wattroff(recwin, A_BOLD);
168  }
169  mw->lastdisplayed=i-1;
170}
171
172
173int owl_mainwin_is_curmsg_truncated(const owl_mainwin *mw)
174{
175  if (mw->curtruncated) return(1);
176  return(0);
177}
178
179int owl_mainwin_is_last_msg_truncated(const owl_mainwin *mw)
180{
181  if (mw->lasttruncated) return(1);
182  return(0);
183}
184
185int owl_mainwin_get_last_msg(const owl_mainwin *mw)
186{
187  /* return the number of the last message displayed. -1 if none */
188  return(mw->lastdisplayed);
189}
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