From 8898ad9b25fca6afe2374d293a981db02a83d7e9 Mon Sep 17 00:00:00 2001 From: "FWoltermann@gmail.com" Date: Thu, 31 May 2012 14:46:27 +0000 Subject: Committing the documentation to svn to have it accessible online --- Doc/doxygen/html/_event_dispatch_8cpp_source.html | 392 ++++++++++++++++++++++ 1 file changed, 392 insertions(+) create mode 100644 Doc/doxygen/html/_event_dispatch_8cpp_source.html (limited to 'Doc/doxygen/html/_event_dispatch_8cpp_source.html') diff --git a/Doc/doxygen/html/_event_dispatch_8cpp_source.html b/Doc/doxygen/html/_event_dispatch_8cpp_source.html new file mode 100644 index 0000000..9daabd5 --- /dev/null +++ b/Doc/doxygen/html/_event_dispatch_8cpp_source.html @@ -0,0 +1,392 @@ + + + + + +Starshatter_Open: D:/SRC/StarshatterSVN/nGenEx/EventDispatch.cpp Source File + + + + + + + + + + + + + +
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EventDispatch.cpp
+
+
+Go to the documentation of this file.
1 /* Project nGenEx
+
2  Destroyer Studios LLC
+
3  Copyright © 1997-2004. All Rights Reserved.
+
4 
+
5  SUBSYSTEM: nGenEx.lib
+
6  FILE: EventDispatch.cpp
+
7  AUTHOR: John DiCamillo
+
8 
+
9 */
+
10 
+
11 #include "MemDebug.h"
+
12 #include "EventDispatch.h"
+
13 #include "Mouse.h"
+
14 #include "Keyboard.h"
+
15 
+
16 // +--------------------------------------------------------------------+
+
17 
+
18 int GetKeyPlus(int& key, int& shift);
+
19 
+
20 // +--------------------------------------------------------------------+
+
21 
+
22 EventDispatch* EventDispatch::dispatcher = 0;
+
23 
+
24 // +--------------------------------------------------------------------+
+
25 
+
26 EventDispatch::EventDispatch()
+
27 : capture(0), current(0), focus(0), click_tgt(0)
+
28 , mouse_x(0), mouse_y(0), mouse_l(0), mouse_r(0)
+
29 { }
+
30 
+
31 EventDispatch::~EventDispatch()
+
32 { }
+
33 
+
34 // +--------------------------------------------------------------------+
+
35 
+
36 void
+
37 EventDispatch::Create()
+
38 {
+
39  dispatcher = new(__FILE__,__LINE__) EventDispatch;
+
40 }
+
41 
+
42 // +--------------------------------------------------------------------+
+
43 
+
44 void
+
45 EventDispatch::Close()
+
46 {
+
47  delete dispatcher;
+
48  dispatcher = 0;
+
49 }
+
50 
+
51 // +--------------------------------------------------------------------+
+
52 
+
53 void
+
54 EventDispatch::Dispatch()
+
55 {
+
56  int ml = Mouse::LButton();
+
57  int mr = Mouse::RButton();
+
58  int mx = Mouse::X();
+
59  int my = Mouse::Y();
+
60  int mw = Mouse::Wheel();
+
61 
+
62  EventTarget* mouse_tgt = capture;
+
63  EventTarget* key_tgt = focus;
+
64  EventTarget* do_click = 0;
+
65 
+
66  if (!mouse_tgt) {
+
67  ListIter<EventTarget> iter = clients;
+
68  while (++iter) {
+
69  EventTarget* test = iter.value();
+
70  if (test->IsFormActive()) {
+
71  if (test->TargetRect().Contains(mx,my))
+
72  mouse_tgt = test;
+
73 
+
74  if (test->HasFocus())
+
75  key_tgt = test;
+
76  }
+
77  }
+
78  }
+
79 
+
80  // Mouse Events:
+
81 
+
82  if (mouse_tgt != current) {
+
83  if (current && current->IsEnabled() && current->IsVisible())
+
84  current->OnMouseExit(mx,my);
+
85 
+
86  current = mouse_tgt;
+
87 
+
88  if (current && current->IsEnabled() && current->IsVisible())
+
89  current->OnMouseEnter(mx,my);
+
90  }
+
91 
+
92  if (mouse_tgt && mouse_tgt->IsEnabled()) {
+
93  if (mx != mouse_x || my != mouse_y)
+
94  mouse_tgt->OnMouseMove(mx,my);
+
95 
+
96  if (mw != 0)
+
97  mouse_tgt->OnMouseWheel(mw);
+
98 
+
99  if (ml != mouse_l) {
+
100  if (ml) {
+
101  mouse_tgt->OnLButtonDown(mx,my);
+
102  click_tgt = mouse_tgt;
+
103  }
+
104  else {
+
105  mouse_tgt->OnLButtonUp(mx,my);
+
106 
+
107  if (click_tgt == mouse_tgt) {
+
108  if (click_tgt->TargetRect().Contains(mx,my))
+
109  do_click = click_tgt;
+
110  click_tgt = 0;
+
111  }
+
112  }
+
113  }
+
114 
+
115  if (mr != mouse_r) {
+
116  if (mr)
+
117  mouse_tgt->OnRButtonDown(mx,my);
+
118  else
+
119  mouse_tgt->OnRButtonUp(mx,my);
+
120  }
+
121  }
+
122 
+
123  mouse_l = ml;
+
124  mouse_r = mr;
+
125  mouse_x = mx;
+
126  mouse_y = my;
+
127 
+
128  // Keyboard Events:
+
129 
+
130  if (click_tgt && click_tgt != key_tgt) {
+
131  if (key_tgt) key_tgt->KillFocus();
+
132  key_tgt = click_tgt;
+
133 
+
134  if (key_tgt != focus) {
+
135  if (focus) focus->KillFocus();
+
136 
+
137  if (key_tgt && key_tgt->IsEnabled() && key_tgt->IsVisible())
+
138  focus = key_tgt;
+
139  else
+
140  key_tgt = 0;
+
141 
+
142  if (focus) focus->SetFocus();
+
143  }
+
144  }
+
145 
+
146  if (key_tgt && key_tgt->IsEnabled()) {
+
147  int key = 0;
+
148  int shift = 0;
+
149 
+
150  while (GetKeyPlus(key, shift)) {
+
151  if (key == VK_ESCAPE) {
+
152  key_tgt->KillFocus();
+
153  focus = 0;
+
154  break;
+
155  }
+
156 
+
157  else if (key == VK_TAB && focus) {
+
158  int key_index = clients.index(focus) + 1;
+
159 
+
160  if (shift & 1) key_index -= 2;
+
161 
+
162  if (key_index >= clients.size())
+
163  key_index = 0;
+
164  else if (key_index < 0)
+
165  key_index = clients.size()-1;
+
166 
+
167  if (focus) focus->KillFocus();
+
168  focus = clients[key_index];
+
169  if (focus) focus->SetFocus();
+
170 
+
171  break;
+
172  }
+
173 
+
174  key_tgt->OnKeyDown(key, shift);
+
175  }
+
176  }
+
177 
+
178  if (do_click)
+
179  do_click->OnClick();
+
180 }
+
181 
+
182 // +--------------------------------------------------------------------+
+
183 
+
184 void
+
185 EventDispatch::MouseEnter(EventTarget* mouse_tgt)
+
186 {
+
187  if (mouse_tgt != current) {
+
188  if (current) current->OnMouseExit(0,0);
+
189  current = mouse_tgt;
+
190  if (current) current->OnMouseEnter(0,0);
+
191  }
+
192 }
+
193 
+
194 // +--------------------------------------------------------------------+
+
195 
+
196 void
+
197 EventDispatch::Register(EventTarget* tgt)
+
198 {
+
199  if (!clients.contains(tgt))
+
200  clients.append(tgt);
+
201 }
+
202 
+
203 // +--------------------------------------------------------------------+
+
204 
+
205 void
+
206 EventDispatch::Unregister(EventTarget* tgt)
+
207 {
+
208  clients.remove(tgt);
+
209 
+
210  if (capture == tgt) capture = 0;
+
211  if (current == tgt) current = 0;
+
212  if (focus == tgt) focus = 0;
+
213  if (click_tgt == tgt) click_tgt = 0;
+
214 }
+
215 
+
216 // +--------------------------------------------------------------------+
+
217 
+
218 EventTarget*
+
219 EventDispatch::GetCapture()
+
220 {
+
221  return capture;
+
222 }
+
223 
+
224 int
+
225 EventDispatch::CaptureMouse(EventTarget* tgt)
+
226 {
+
227  if (tgt) {
+
228  capture = tgt;
+
229  return 1;
+
230  }
+
231 
+
232  return 0;
+
233 }
+
234 
+
235 int
+
236 EventDispatch::ReleaseMouse(EventTarget* tgt)
+
237 {
+
238  if (capture == tgt) {
+
239  capture = 0;
+
240  return 1;
+
241  }
+
242 
+
243  return 0;
+
244 }
+
245 
+
246 // +--------------------------------------------------------------------+
+
247 
+
248 EventTarget*
+
249 EventDispatch::GetFocus()
+
250 {
+
251  return focus;
+
252 }
+
253 
+
254 void
+
255 EventDispatch::SetFocus(EventTarget* tgt)
+
256 {
+
257  if (focus != tgt) {
+
258  if (focus)
+
259  focus->KillFocus();
+
260 
+
261  focus = tgt;
+
262 
+
263  if (focus && focus->IsEnabled() && focus->IsVisible())
+
264  focus->SetFocus();
+
265  }
+
266 }
+
267 
+
268 void
+
269 EventDispatch::KillFocus(EventTarget* tgt)
+
270 {
+
271  if (focus && focus == tgt) {
+
272  focus = 0;
+
273  tgt->KillFocus();
+
274  }
+
275 }
+
+
+ + + + -- cgit v1.1