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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/osx/dialog_osx.cpp | |
3 | // Purpose: wxDialog class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id: dialog.cpp 54820 2008-07-29 20:04:11Z SC $ | |
8 | // Copyright: (c) Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #include "wx/wxprec.h" | |
13 | ||
14 | #include "wx/dialog.h" | |
15 | ||
16 | #ifndef WX_PRECOMP | |
17 | #include "wx/app.h" | |
18 | #include "wx/utils.h" | |
19 | #include "wx/frame.h" | |
20 | #include "wx/settings.h" | |
21 | #endif // WX_PRECOMP | |
22 | ||
23 | #include "wx/osx/private.h" | |
24 | ||
25 | ||
26 | // Lists to keep track of windows, so we can disable/enable them | |
27 | // for modal dialogs | |
28 | ||
29 | wxList wxModalDialogs; | |
30 | ||
31 | IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow) | |
32 | ||
33 | void wxDialog::Init() | |
34 | { | |
35 | m_isModalStyle = false; | |
36 | } | |
37 | ||
38 | bool wxDialog::Create( wxWindow *parent, | |
39 | wxWindowID id, | |
40 | const wxString& title, | |
41 | const wxPoint& pos, | |
42 | const wxSize& size, | |
43 | long style, | |
44 | const wxString& name ) | |
45 | { | |
46 | SetExtraStyle( GetExtraStyle() | wxTOPLEVEL_EX_DIALOG ); | |
47 | ||
48 | // All dialogs should really have this style... | |
49 | style |= wxTAB_TRAVERSAL; | |
50 | ||
51 | // ...but not these styles | |
52 | style &= ~(wxYES | wxOK | wxNO); // | wxCANCEL | |
53 | ||
54 | if ( !wxTopLevelWindow::Create( parent, id, title, pos, size, style, name ) ) | |
55 | return false; | |
56 | ||
57 | return true; | |
58 | } | |
59 | ||
60 | void wxDialog::SetModal( bool flag ) | |
61 | { | |
62 | if ( flag ) | |
63 | { | |
64 | m_isModalStyle = true; | |
65 | } | |
66 | else | |
67 | { | |
68 | m_isModalStyle = false; | |
69 | } | |
70 | } | |
71 | ||
72 | wxDialog::~wxDialog() | |
73 | { | |
74 | SendDestroyEvent(); | |
75 | ||
76 | // if the dialog is modal, this will end its event loop | |
77 | Show(false); | |
78 | } | |
79 | ||
80 | // On mac command-stop does the same thing as Esc, let the base class know | |
81 | // about it | |
82 | bool wxDialog::IsEscapeKey(const wxKeyEvent& event) | |
83 | { | |
84 | if ( event.GetKeyCode() == '.' && event.GetModifiers() == wxMOD_CMD ) | |
85 | return true; | |
86 | ||
87 | return wxDialogBase::IsEscapeKey(event); | |
88 | } | |
89 | ||
90 | bool wxDialog::IsModal() const | |
91 | { | |
92 | return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast | |
93 | // return m_isModalStyle; | |
94 | } | |
95 | ||
96 | ||
97 | bool wxDialog::Show(bool show) | |
98 | { | |
99 | if ( !wxDialogBase::Show(show) ) | |
100 | // nothing to do | |
101 | return false; | |
102 | ||
103 | if (show && CanDoLayoutAdaptation()) | |
104 | DoLayoutAdaptation(); | |
105 | ||
106 | if ( show ) | |
107 | // usually will result in TransferDataToWindow() being called | |
108 | InitDialog(); | |
109 | ||
110 | if ( m_isModalStyle ) | |
111 | { | |
112 | if ( show ) | |
113 | { | |
114 | DoShowModal(); | |
115 | } | |
116 | else // end of modal dialog | |
117 | { | |
118 | // this will cause IsModalShowing() return false and our local | |
119 | // message loop will terminate | |
120 | wxModalDialogs.DeleteObject(this); | |
121 | } | |
122 | } | |
123 | ||
124 | return true; | |
125 | } | |
126 | ||
127 | // Replacement for Show(true) for modal dialogs - returns return code | |
128 | int wxDialog::ShowModal() | |
129 | { | |
130 | if ( !m_isModalStyle ) | |
131 | SetModal(true); | |
132 | ||
133 | if ( IsShown() ) | |
134 | DoShowModal(); | |
135 | else | |
136 | Show(true); | |
137 | ||
138 | return GetReturnCode(); | |
139 | } | |
140 | ||
141 | // NB: this function (surprizingly) may be called for both modal and modeless | |
142 | // dialogs and should work for both of them | |
143 | void wxDialog::EndModal(int retCode) | |
144 | { | |
145 | SetReturnCode(retCode); | |
146 | Show(false); | |
147 | SetModal(false); | |
148 | } | |
149 |