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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: dialog.cpp | |
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3 | // Purpose: wxDialog class |
4 | // Author: AUTHOR | |
5 | // Modified by: | |
6 | // Created: ??/??/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) AUTHOR | |
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9 | // Licence: wxWindows licence |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "dialog.h" | |
14 | #endif | |
15 | ||
16 | #include "wx/dialog.h" | |
01b2eeec | 17 | #include "wx/utils.h" |
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18 | #include "wx/frame.h" |
19 | #include "wx/app.h" | |
01b2eeec | 20 | #include "wx/settings.h" |
7c78e7c7 | 21 | |
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22 | // Lists to keep track of windows, so we can disable/enable them |
23 | // for modal dialogs | |
24 | wxList wxModalDialogs; | |
25 | wxList wxModelessWindows; // Frames and modeless dialogs | |
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26 | extern wxList wxPendingDelete; |
27 | ||
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28 | #if !USE_SHARED_LIBRARY |
29 | IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel) | |
7c78e7c7 | 30 | |
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31 | BEGIN_EVENT_TABLE(wxDialog, wxPanel) |
32 | EVT_BUTTON(wxID_OK, wxDialog::OnOK) | |
33 | EVT_BUTTON(wxID_APPLY, wxDialog::OnApply) | |
34 | EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel) | |
35 | EVT_CHAR_HOOK(wxDialog::OnCharHook) | |
36 | EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged) | |
37 | EVT_CLOSE(wxDialog::OnCloseWindow) | |
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38 | END_EVENT_TABLE() |
39 | ||
01b2eeec | 40 | #endif |
7c78e7c7 | 41 | |
01b2eeec | 42 | wxDialog::wxDialog() |
7c78e7c7 | 43 | { |
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44 | SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); |
45 | } | |
7c78e7c7 | 46 | |
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47 | bool wxDialog::Create(wxWindow *parent, wxWindowID id, |
48 | const wxString& title, | |
49 | const wxPoint& pos, | |
50 | const wxSize& size, | |
51 | long style, | |
52 | const wxString& name) | |
7c78e7c7 | 53 | { |
01b2eeec | 54 | m_windowStyle = style; |
7c78e7c7 | 55 | |
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56 | SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); |
57 | SetName(name); | |
58 | ||
59 | if (!parent) | |
60 | wxTopLevelWindows.Append(this); | |
61 | ||
62 | if (parent) parent->AddChild(this); | |
63 | ||
64 | if ( id == -1 ) | |
65 | m_windowId = (int)NewControlId(); | |
66 | else | |
67 | m_windowId = id; | |
68 | ||
69 | // TODO: create dialog | |
70 | ||
71 | return FALSE; | |
72 | } | |
73 | ||
74 | void wxDialog::SetModal(bool flag) | |
7c78e7c7 | 75 | { |
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76 | if ( flag ) |
77 | m_windowStyle |= wxDIALOG_MODAL ; | |
78 | else | |
79 | if ( m_windowStyle & wxDIALOG_MODAL ) | |
80 | m_windowStyle -= wxDIALOG_MODAL ; | |
81 | ||
82 | wxModelessWindows.DeleteObject(this); | |
83 | if (!flag) | |
84 | wxModelessWindows.Append(this); | |
85 | } | |
7c78e7c7 | 86 | |
01b2eeec | 87 | wxDialog::~wxDialog() |
7c78e7c7 | 88 | { |
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89 | // TODO |
90 | wxTopLevelWindows.DeleteObject(this); | |
91 | ||
92 | if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL ) | |
93 | wxModelessWindows.DeleteObject(this); | |
94 | ||
95 | // If this is the last top-level window, exit. | |
96 | if (wxTheApp && (wxTopLevelWindows.Number() == 0)) | |
97 | { | |
98 | wxTheApp->SetTopWindow(NULL); | |
99 | ||
100 | if (wxTheApp->GetExitOnFrameDelete()) | |
101 | { | |
102 | // TODO: exit | |
103 | } | |
104 | } | |
105 | } | |
7c78e7c7 | 106 | |
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107 | // By default, pressing escape cancels the dialog |
108 | void wxDialog::OnCharHook(wxKeyEvent& event) | |
7c78e7c7 | 109 | { |
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110 | if (GetHWND()) |
111 | { | |
112 | if (event.m_keyCode == WXK_ESCAPE) | |
113 | { | |
114 | // Behaviour changed in 2.0: we'll send a Cancel message | |
115 | // to the dialog instead of Close. | |
116 | wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); | |
117 | cancelEvent.SetEventObject( this ); | |
118 | GetEventHandler()->ProcessEvent(cancelEvent); | |
7c78e7c7 | 119 | |
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120 | return; |
121 | } | |
122 | } | |
123 | // We didn't process this event. | |
124 | event.Skip(); | |
125 | } | |
126 | ||
127 | void wxDialog::Iconize(bool WXUNUSED(iconize)) | |
7c78e7c7 | 128 | { |
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129 | // TODO |
130 | } | |
7c78e7c7 | 131 | |
01b2eeec | 132 | bool wxDialog::IsIconized() const |
7c78e7c7 | 133 | { |
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134 | // TODO |
135 | return FALSE; | |
136 | } | |
7c78e7c7 | 137 | |
01b2eeec | 138 | void wxDialog::SetClientSize(int width, int height) |
7c78e7c7 | 139 | { |
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140 | // TODO |
141 | } | |
142 | ||
143 | void wxDialog::GetPosition(int *x, int *y) const | |
144 | { | |
145 | // TODO | |
146 | } | |
7c78e7c7 | 147 | |
01b2eeec | 148 | bool wxDialog::Show(bool show) |
7c78e7c7 | 149 | { |
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150 | // TODO |
151 | return FALSE; | |
152 | } | |
153 | ||
154 | void wxDialog::SetTitle(const wxString& title) | |
155 | { | |
156 | // TODO | |
157 | } | |
158 | ||
159 | wxString wxDialog::GetTitle() const | |
160 | { | |
161 | // TODO | |
162 | return wxString(""); | |
163 | } | |
164 | ||
165 | void wxDialog::Centre(int direction) | |
166 | { | |
167 | int x_offset,y_offset ; | |
168 | int display_width, display_height; | |
169 | int width, height, x, y; | |
170 | wxFrame *frame ; | |
171 | if (direction & wxCENTER_FRAME) | |
7c78e7c7 | 172 | { |
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173 | frame = (wxFrame*)GetParent() ; |
174 | if (frame) | |
7c78e7c7 | 175 | { |
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176 | frame->GetPosition(&x_offset,&y_offset) ; |
177 | frame->GetSize(&display_width,&display_height) ; | |
7c78e7c7 | 178 | } |
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179 | } |
180 | else | |
181 | frame = NULL ; | |
7c78e7c7 | 182 | |
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183 | if (frame==NULL) |
184 | { | |
185 | wxDisplaySize(&display_width, &display_height); | |
186 | x_offset = 0 ; | |
187 | y_offset = 0 ; | |
188 | } | |
7c78e7c7 | 189 | |
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190 | GetSize(&width, &height); |
191 | GetPosition(&x, &y); | |
7c78e7c7 | 192 | |
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193 | if (direction & wxHORIZONTAL) |
194 | x = (int)((display_width - width)/2); | |
195 | if (direction & wxVERTICAL) | |
196 | y = (int)((display_height - height)/2); | |
7c78e7c7 | 197 | |
01b2eeec | 198 | SetSize(x+x_offset, y+y_offset, width, height); |
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199 | } |
200 | ||
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201 | // Replacement for Show(TRUE) for modal dialogs - returns return code |
202 | int wxDialog::ShowModal() | |
7c78e7c7 | 203 | { |
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204 | m_windowStyle |= wxDIALOG_MODAL; |
205 | // TODO: modal showing | |
206 | Show(TRUE); | |
207 | return GetReturnCode(); | |
208 | } | |
7c78e7c7 | 209 | |
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210 | void wxDialog::EndModal(int retCode) |
211 | { | |
212 | SetReturnCode(retCode); | |
213 | // TODO modal un-showing | |
214 | Show(FALSE); | |
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215 | } |
216 | ||
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217 | // Standard buttons |
218 | void wxDialog::OnOK(wxCommandEvent& event) | |
7c78e7c7 | 219 | { |
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220 | if ( Validate() && TransferDataFromWindow() ) |
221 | { | |
222 | if ( IsModal() ) | |
223 | EndModal(wxID_OK); | |
224 | else | |
225 | { | |
226 | SetReturnCode(wxID_OK); | |
227 | this->Show(FALSE); | |
228 | } | |
229 | } | |
230 | } | |
7c78e7c7 | 231 | |
01b2eeec | 232 | void wxDialog::OnApply(wxCommandEvent& event) |
7c78e7c7 | 233 | { |
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234 | if (Validate()) |
235 | TransferDataFromWindow(); | |
236 | // TODO probably need to disable the Apply button until things change again | |
237 | } | |
7c78e7c7 | 238 | |
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239 | void wxDialog::OnCancel(wxCommandEvent& event) |
240 | { | |
241 | if ( IsModal() ) | |
242 | EndModal(wxID_CANCEL); | |
243 | else | |
244 | { | |
245 | SetReturnCode(wxID_CANCEL); | |
246 | this->Show(FALSE); | |
247 | } | |
248 | } | |
7c78e7c7 | 249 | |
01b2eeec | 250 | bool wxDialog::OnClose() |
7c78e7c7 | 251 | { |
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252 | // Behaviour changed in 2.0: we'll send a Cancel message by default, |
253 | // which may close the dialog. | |
254 | // Check for looping if the Cancel event handler calls Close() | |
7c78e7c7 | 255 | |
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256 | static wxList closing; |
257 | ||
258 | if ( closing.Member(this) ) | |
259 | return FALSE; | |
260 | ||
261 | closing.Append(this); | |
262 | ||
263 | wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); | |
264 | cancelEvent.SetEventObject( this ); | |
265 | GetEventHandler()->ProcessEvent(cancelEvent); | |
266 | ||
267 | closing.DeleteObject(this); | |
268 | ||
269 | return FALSE; | |
270 | } | |
271 | ||
272 | void wxDialog::OnCloseWindow(wxCloseEvent& event) | |
273 | { | |
274 | // Compatibility | |
275 | if ( GetEventHandler()->OnClose() || event.GetForce()) | |
276 | { | |
277 | this->Destroy(); | |
278 | } | |
279 | } | |
7c78e7c7 | 280 | |
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281 | // Destroy the window (delayed, if a managed window) |
282 | bool wxDialog::Destroy() | |
7c78e7c7 | 283 | { |
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284 | if (!wxPendingDelete.Member(this)) |
285 | wxPendingDelete.Append(this); | |
286 | return TRUE; | |
287 | } | |
7c78e7c7 | 288 | |
01b2eeec | 289 | void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event) |
7c78e7c7 | 290 | { |
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291 | SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); |
292 | Refresh(); | |
293 | } | |
7c78e7c7 | 294 |