source: golgotha/src/i4/gui/browse_tree.cc @ 80

Last change on this file since 80 was 80, checked in by Sam Hocevar, 12 years ago
  • Adding the Golgotha source code. Not sure what's going to be interesting in there, but since it's all public domain, there's certainly stuff to pick up.
File size: 9.8 KB
Line 
1/********************************************************************** <BR>
2  This file is part of Crack dot Com's free source code release of
3  Golgotha. <a href="http://www.crack.com/golgotha_release"> <BR> for
4  information about compiling & licensing issues visit this URL</a>
5  <PRE> If that doesn't help, contact Jonathan Clark at
6  golgotha_source@usa.net (Subject should have "GOLG" in it)
7***********************************************************************/
8
9#ifdef _MANGLE_INC
10#include "gui/BROWS~B4.HH"
11#else
12#include "gui/browse_tree.hh"
13#endif
14#include "window/style.hh"
15#include "window/colorwin.hh"
16#include "window/win_evt.hh"
17
18void i4_vertical_compact_window_class::compact()
19{
20  sw32 my=0,largest_width=0;
21  i4_parent_window_class::win_iter w;
22  for (w=children.begin();
23       w!=children.end(); ++w)
24    if (w->width()>largest_width)
25      largest_width=w->width();
26
27  for (w=children.begin();
28       w!=children.end(); ++w)
29  {
30    if (center)
31      w->private_move(x() + largest_width/2-(sw32)w->width()/2 - w->x(), y() + my - w->y());
32    else
33      w->private_move(0, y() + my - w->y());
34
35    my+=w->height();
36  }
37  if (width()!=largest_width || my!=height())
38    resize(largest_width, my);
39}
40
41
42void i4_horizontal_compact_window_class::compact()
43{
44  sw32 mx=0,largest_height=0;
45  i4_parent_window_class::win_iter w;
46  for (w=children.begin();
47       w!=children.end(); ++w)
48    if (w->height()>largest_height)
49      largest_height=w->height();
50
51  for (w=children.begin();
52       w!=children.end(); ++w)
53  {
54    if (center)
55      w->private_move(x() + mx - w->x(), y() + largest_height/2-(sw32)w->height()/2 - w->y());
56    else
57      w->private_move(x() + mx - w->x(), 0);
58
59    mx+=w->width();
60  }
61  if (mx!=width() || largest_height!=height())
62    resize(mx, largest_height);
63}
64
65void i4_vertical_compact_window_class::receive_event(i4_event *ev)
66{
67  if (ev->type()==i4_event::WINDOW_MESSAGE)
68  {
69    CAST_PTR(mess,i4_window_message_class,ev);
70
71    if (mess->sub_type==i4_window_message_class::NOTIFY_RESIZE)
72    {
73      CAST_PTR(res,i4_window_notify_resize_class,ev);
74      sw32 ow=res->from()->width(), oh=res->from()->height();
75      res->from()->private_resize(res->new_width, res->new_height);
76
77      compact();
78         
79      res->from()->private_resize(ow, oh);
80
81      note_undrawn(0,0, width()-1, height()-1);
82
83    } else i4_parent_window_class::receive_event(ev);
84  } else i4_parent_window_class::receive_event(ev);
85}
86
87void i4_vertical_compact_window_class::parent_draw(i4_draw_context_class &context)
88{
89  i4_rect_list_class child_clip(&context.clip,0,0);
90  child_clip.intersect_list(&undrawn_area);
91
92  child_clip.swap(&context.clip);
93
94  local_image->clear(color,context);
95
96  child_clip.swap(&context.clip);
97
98}
99
100
101void i4_horizontal_compact_window_class::receive_event(i4_event *ev)
102{
103  if (ev->type()==i4_event::WINDOW_MESSAGE)
104  {
105    CAST_PTR(mess,i4_window_message_class,ev);
106
107    if (mess->sub_type==i4_window_message_class::NOTIFY_RESIZE)
108    {
109      CAST_PTR(res,i4_window_notify_resize_class,ev);
110      sw32 ow=res->from()->width(), oh=res->from()->height();
111      res->from()->private_resize(res->new_width, res->new_height);
112      compact();         
113      res->from()->private_resize(ow, oh);
114      note_undrawn(0,0, width()-1, height()-1);
115    } else i4_parent_window_class::receive_event(ev);
116  } else i4_parent_window_class::receive_event(ev);
117}
118
119void i4_horizontal_compact_window_class::parent_draw(i4_draw_context_class &context)
120{
121  i4_rect_list_class child_clip(&context.clip,0,0);
122  child_clip.intersect_list(&undrawn_area);
123  child_clip.swap(&context.clip);
124  local_image->clear(color,context);
125  child_clip.swap(&context.clip);
126}
127
128
129class i4_browse_toggle_class : public i4_window_class
130{
131public:
132  char *name() { return "browse_toggle"; }
133
134  enum { EXPANDED, COMPACTED, NO_CHILDREN } state;
135
136  i4_browse_window_class *browse_parent;
137  i4_graphical_style_class *style;
138
139  i4_browse_toggle_class(i4_graphical_style_class *style,
140                         i4_browse_window_class *browse_parent,
141                         i4_bool show_plus_minus,
142                         i4_bool expanded,
143                         i4_bool has_a_child)
144
145    : i4_window_class(style->icon_hint->plus_icon->width()+4,
146                      style->icon_hint->plus_icon->height()),
147      browse_parent(browse_parent),
148      style(style)
149  {
150    if (show_plus_minus)
151    {
152      if (expanded)
153        state=EXPANDED;
154      else
155        state=COMPACTED;
156    }
157    else
158      state=NO_CHILDREN;
159  }
160
161  virtual void draw(i4_draw_context_class &context)
162  {
163    local_image->clear(style->color_hint->window.passive.medium, context);
164    if (state!=NO_CHILDREN)
165    {
166      if (state==EXPANDED)
167        style->icon_hint->plus_icon->put_image_trans(local_image, 0,0, 0, context);
168      else
169        style->icon_hint->minus_icon->put_image_trans(local_image, 0,0, 0, context);
170    }
171  }
172
173  virtual void receive_event(i4_event *ev)
174  {
175    if (ev->type()==i4_event::MOUSE_BUTTON_DOWN && state!=NO_CHILDREN)
176    {
177      if (state==EXPANDED)
178      {
179        state=COMPACTED;
180        browse_parent->compress();
181      }
182      else
183      {
184        state=EXPANDED;
185        browse_parent->expand();
186
187      }
188      request_redraw();
189    }
190  }
191} ;
192
193
194void i4_browse_window_class::add_arranged_child(i4_window_class *child)
195{
196  title_area->add_child(0,0,child);
197  ((i4_horizontal_compact_window_class *)title_area)->compact();
198
199
200  private_resize(0,0);
201  arrange_right_down();
202  if (child_object)
203    child_object->move(x_start(), 0);
204  resize_to_fit_children();
205}
206
207void i4_browse_window_class::compress()
208{
209  if (child_object && expanded)
210  {
211    expanded=i4_F;
212    i4_parent_window_class::remove_child(child_object);
213    resize_to_fit_children();
214  }
215}
216
217void i4_browse_window_class::expand()
218{
219  if (child_object && !expanded)
220  {
221    expanded=i4_T;
222    i4_parent_window_class::add_child(0,0,child_object);
223    private_resize(0,0);
224    arrange_right_down();
225    if (child_object)
226      child_object->move(x_start(), 0);
227    resize_to_fit_children(); 
228  }
229}
230
231void i4_browse_window_class::replace_object(i4_window_class *object)
232{
233  if (child_object)
234  {
235    if (expanded)
236      remove_child(child_object);   
237
238    delete child_object;
239    child_object=0;
240
241    /*
242    if (((i4_browse_toggle_class *)toggle_button)->state == i4_browse_toggle_class::EXPANDED)
243      ((i4_browse_toggle_class *)toggle_button)->state=i4_browse_toggle_class::COMPACTED;
244    else if (((i4_browse_toggle_class *)toggle_button)->state == i4_browse_toggle_class::COMPACTED)
245      ((i4_browse_toggle_class *)toggle_button)->state=i4_browse_toggle_class::EXPANDED;
246      */
247
248    toggle_button->request_redraw();
249
250    private_resize(0,0);
251    resize_to_fit_children();
252  }
253
254  if (object)
255  {
256    child_object=object;
257    if (expanded)   
258      i4_parent_window_class::add_child(0,0,object);
259
260    private_resize(0,0);
261    arrange_right_down();
262    object->move(x_start(), 0);
263
264    resize_to_fit_children();
265  }
266}
267
268class i4_browse_title_container_class : public i4_parent_window_class
269{
270public:
271  i4_browse_title_container_class() : i4_parent_window_class(0,0) {}
272  char *name() { return "browse title container"; }
273};
274
275i4_browse_window_class::i4_browse_window_class(i4_graphical_style_class *style,
276                                               i4_window_class *title_object,
277                                               i4_window_class *child_obj,
278                                               i4_bool show_plus_minus,
279                                               i4_bool expanded)
280  : style(style),
281    expanded(expanded),
282    i4_parent_window_class(0,0)
283{
284  toggle_button=0;
285  child_object=0;
286
287  title_area=new i4_horizontal_compact_window_class(style->color_hint->window.passive.medium,
288                                                    i4_T);
289  ((i4_horizontal_compact_window_class *)title_area)->compact();
290  i4_parent_window_class::add_child(0,0,title_area);
291
292
293  toggle_button=new i4_browse_toggle_class(style, this,
294                                           show_plus_minus,
295                                           expanded,
296                                           (i4_bool)(child_obj!=0));
297  title_area->add_child(0,0,toggle_button);
298
299  if (title_object)
300    add_arranged_child(title_object);
301
302  if (child_obj)
303    replace_object(child_obj);
304
305}
306
307
308sw32 i4_browse_window_class::x_start()
309{
310  return style->icon_hint->plus_icon->width() + 10;
311}
312
313
314
315void i4_browse_window_class::receive_event(i4_event *ev)
316{
317  if (ev->type()==i4_event::WINDOW_MESSAGE)
318  {
319    CAST_PTR(mess,i4_window_message_class,ev);
320
321    if (mess->sub_type==i4_window_message_class::NOTIFY_RESIZE)
322    {
323      CAST_PTR(resize,i4_window_notify_resize_class,ev);
324
325      note_undrawn(0,0, width()-1, height()-1);
326
327      w16 ow=resize->from()->width(),
328        oh=resize->from()->height();
329
330      resize->from()->private_resize(resize->new_width,resize->new_height);
331
332      private_resize(0,0);
333      arrange_right_down();
334      if (child_object)
335        child_object->move(x_start(), 0);
336      resize_to_fit_children();
337
338      note_undrawn(0,0, width()-1, height()-1);
339
340      resize->from()->private_resize(ow, oh);
341    }
342    else
343      i4_parent_window_class::receive_event(ev);
344  }
345  else i4_parent_window_class::receive_event(ev);
346}
347
348
349
350void i4_browse_window_class::parent_draw(i4_draw_context_class &context)
351{
352  i4_rect_list_class child_clip(&context.clip,0,0);
353  child_clip.intersect_list(&undrawn_area);
354
355  child_clip.swap(&context.clip);
356
357  local_image->clear(style->color_hint->window.passive.medium,context);
358
359  child_clip.swap(&context.clip);
360}
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