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[wxWidgets.git] / src / gtk1 / dialog.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: dialog.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Created: 01/02/97
6 // Id:
7 // Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 #ifdef __GNUG__
12 #pragma implementation "dialog.h"
13 #endif
14
15 #include "wx/dialog.h"
16 #include "wx/frame.h"
17 #include "wx/app.h"
18 #include "wx/gtk/win_gtk.h"
19
20 //-----------------------------------------------------------------------------
21
22 extern wxList wxPendingDelete;
23
24 //-----------------------------------------------------------------------------
25 // delete
26
27 bool gtk_dialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
28 {
29 /*
30 printf( "OnDelete from " );
31 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
32 printf( win->GetClassInfo()->GetClassName() );
33 printf( ".\n" );
34 */
35
36 win->Close();
37
38 return TRUE;
39 };
40
41 //-----------------------------------------------------------------------------
42 // wxDialog
43 //-----------------------------------------------------------------------------
44
45 BEGIN_EVENT_TABLE(wxDialog,wxWindow)
46 EVT_BUTTON (wxID_OK, wxDialog::OnOk)
47 EVT_BUTTON (wxID_CANCEL, wxDialog::OnCancel)
48 EVT_BUTTON (wxID_APPLY, wxDialog::OnApply)
49 EVT_CLOSE (wxDialog::OnCloseWindow)
50 END_EVENT_TABLE()
51
52 IMPLEMENT_DYNAMIC_CLASS(wxDialog,wxWindow)
53
54 wxDialog::wxDialog(void)
55 {
56 m_title = "";
57 m_modalShowing = TRUE;
58 wxTopLevelWindows.Insert( this );
59 };
60
61 wxDialog::wxDialog( wxWindow *parent,
62 wxWindowID id, const wxString &title,
63 const wxPoint &pos, const wxSize &size,
64 long style, const wxString &name )
65 {
66 wxTopLevelWindows.Insert( this );
67 Create( parent, id, title, pos, size, style, name );
68 };
69
70 bool wxDialog::Create( wxWindow *parent,
71 wxWindowID id, const wxString &title,
72 const wxPoint &pos, const wxSize &size,
73 long style, const wxString &name )
74 {
75 m_needParent = FALSE;
76
77 PreCreation( parent, id, pos, size, style, name );
78
79 m_modalShowing = ((m_windowStyle & wxDIALOG_MODAL) == wxDIALOG_MODAL);
80
81 m_widget = gtk_window_new( GTK_WINDOW_TOPLEVEL );
82 GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
83
84 gtk_widget_set( m_widget, "GtkWindow::allow_shrink", TRUE, NULL);
85
86 gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
87 GTK_SIGNAL_FUNC(gtk_dialog_delete_callback), (gpointer)this );
88
89 m_wxwindow = gtk_myfixed_new();
90 gtk_widget_show( m_wxwindow );
91 GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
92
93 gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
94
95 SetTitle( title );
96
97 PostCreation();
98
99 return TRUE;
100 };
101
102 wxDialog::~wxDialog(void)
103 {
104 wxTopLevelWindows.DeleteObject( this );
105 if (wxTopLevelWindows.Number() == 0) wxTheApp->ExitMainLoop();
106 };
107
108 void wxDialog::SetTitle(const wxString& title )
109 {
110 m_title = title;
111 gtk_window_set_title( GTK_WINDOW(m_widget), m_title );
112 };
113
114 wxString wxDialog::GetTitle(void) const
115 {
116 return (wxString&)m_title;
117 };
118
119 void wxDialog::OnApply( wxCommandEvent &WXUNUSED(event) )
120 {
121 if (Validate()) TransferDataFromWindow();
122 };
123
124 void wxDialog::OnCancel( wxCommandEvent &WXUNUSED(event) )
125 {
126 if (IsModal())
127 {
128 EndModal(wxID_CANCEL);
129 }
130 else
131 {
132 SetReturnCode(wxID_CANCEL);
133 this->Show(FALSE);
134 };
135 };
136
137 void wxDialog::OnOk( wxCommandEvent &WXUNUSED(event) )
138 {
139 if ( Validate() && TransferDataFromWindow())
140 {
141 if (IsModal())
142 {
143 EndModal(wxID_OK);
144 }
145 else
146 {
147 SetReturnCode(wxID_OK);
148 this->Show(FALSE);
149 };
150 };
151 };
152
153 void wxDialog::OnPaint( wxPaintEvent& WXUNUSED(event) )
154 {
155 // yes
156 };
157
158 bool wxDialog::OnClose(void)
159 {
160 static wxList closing;
161
162 if (closing.Member(this)) return FALSE; // no loops
163
164 closing.Append(this);
165
166 wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
167 cancelEvent.SetEventObject( this );
168 GetEventHandler()->ProcessEvent(cancelEvent);
169 closing.DeleteObject(this);
170
171 return FALSE;
172 }
173
174 bool wxDialog::Destroy(void)
175 {
176 if (!wxPendingDelete.Member(this))
177 wxPendingDelete.Append(this);
178
179 return TRUE;
180 }
181
182 void wxDialog::OnCloseWindow(wxCloseEvent& event)
183 {
184 if (GetEventHandler()->OnClose() || event.GetForce())
185 {
186 this->Destroy();
187 };
188 };
189
190 bool wxDialog::Show( bool show )
191 {
192 if (!show && m_modalShowing)
193 {
194 EndModal( wxID_CANCEL );
195 };
196
197 wxWindow::Show( show );
198
199 if (show) InitDialog();
200
201 if (show && m_modalShowing)
202 {
203 gtk_grab_add( m_widget );
204 gtk_main();
205 gtk_grab_remove( m_widget );
206 };
207
208 return TRUE;
209 };
210
211 int wxDialog::ShowModal(void)
212 {
213 Show( TRUE );
214 return GetReturnCode();
215 };
216
217 void wxDialog::EndModal( int retCode )
218 {
219 SetReturnCode( retCode );
220 gtk_main_quit();
221 };
222
223 void wxDialog::InitDialog(void)
224 {
225 wxWindow::InitDialog();
226 };
227