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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/dirdlg.cpp
3 // Purpose: native implementation of wxDirDialog
4 // Author: Robert Roebling, Zbigniew Zagorski, Mart Raudsepp, Francesco Montorsi
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13
14
15 /*
16 NOTE: the GtkFileChooser interface can be used both for wxFileDialog and for wxDirDialog.
17 Thus following code is very similar (even if not identic) to src/gtk/filedlg.cpp
18 If you find a problem in this code, remember to check also that file !
19 */
20
21
22
23 #if wxUSE_DIRDLG && defined( __WXGTK24__ )
24
25 #include "wx/dirdlg.h"
26
27 #ifndef WX_PRECOMP
28 #include "wx/intl.h"
29 #include "wx/filedlg.h"
30 #endif
31
32 #include "wx/gtk/private.h"
33
34 #include <unistd.h> // chdir
35
36 //-----------------------------------------------------------------------------
37 // "clicked" for OK-button
38 //-----------------------------------------------------------------------------
39
40 extern "C" {
41 static void gtk_dirdialog_ok_callback(GtkWidget *widget, wxDirDialog *dialog)
42 {
43 // change to the directory where the user went if asked
44 if (dialog->HasFlag(wxDD_CHANGE_DIR))
45 {
46 wxGtkString filename(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)));
47 chdir(filename);
48 }
49
50 wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
51 event.SetEventObject(dialog);
52 dialog->GetEventHandler()->ProcessEvent(event);
53 }
54 }
55
56 //-----------------------------------------------------------------------------
57 // "clicked" for Cancel-button
58 //-----------------------------------------------------------------------------
59
60 extern "C" {
61 static void gtk_dirdialog_cancel_callback(GtkWidget *WXUNUSED(w),
62 wxDirDialog *dialog)
63 {
64 wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
65 event.SetEventObject(dialog);
66 dialog->GetEventHandler()->ProcessEvent(event);
67 }
68 }
69
70 extern "C" {
71 static void gtk_dirdialog_response_callback(GtkWidget *w,
72 gint response,
73 wxDirDialog *dialog)
74 {
75 wxapp_install_idle_handler();
76
77 if (response == GTK_RESPONSE_ACCEPT)
78 gtk_dirdialog_ok_callback(w, dialog);
79 else // GTK_RESPONSE_CANCEL or GTK_RESPONSE_NONE
80 gtk_dirdialog_cancel_callback(w, dialog);
81 }
82 }
83
84 //-----------------------------------------------------------------------------
85 // wxDirDialog
86 //-----------------------------------------------------------------------------
87
88 IMPLEMENT_DYNAMIC_CLASS(wxDirDialog,wxGenericDirDialog)
89
90 BEGIN_EVENT_TABLE(wxDirDialog,wxGenericDirDialog)
91 EVT_BUTTON(wxID_OK, wxDirDialog::OnFakeOk)
92 END_EVENT_TABLE()
93
94 wxDirDialog::wxDirDialog(wxWindow* parent, const wxString& title,
95 const wxString& defaultPath, long style,
96 const wxPoint& pos, const wxSize& sz,
97 const wxString& name)
98 {
99 if (!gtk_check_version(2,4,0))
100 {
101 m_message = title;
102 m_needParent = false;
103
104 if (!PreCreation(parent, pos, wxDefaultSize) ||
105 !CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style,
106 wxDefaultValidator, wxT("dirdialog")))
107 {
108 wxFAIL_MSG( wxT("wxDirDialog creation failed") );
109 return;
110 }
111
112 GtkFileChooserAction gtk_action;
113 GtkWindow* gtk_parent = NULL;
114 if (parent)
115 gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) );
116
117 if (HasFlag(wxDD_DIR_MUST_EXIST))
118 gtk_action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
119 else
120 gtk_action = GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
121
122 m_widget = gtk_file_chooser_dialog_new(
123 wxGTK_CONV(m_message),
124 gtk_parent,
125 gtk_action,
126 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
127 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
128 NULL);
129
130 gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_ACCEPT);
131
132 // gtk_widget_hide_on_delete is used here to avoid that Gtk automatically destroys
133 // the dialog when the user press ESC on the dialog: in that case a second call to
134 // ShowModal() would result in a bunch of Gtk-CRITICAL errors...
135 g_signal_connect (G_OBJECT(m_widget),
136 "delete_event",
137 G_CALLBACK (gtk_widget_hide_on_delete),
138 (gpointer)this);
139
140 // local-only property could be set to false to allow non-local files to be loaded.
141 // In that case get/set_uri(s) should be used instead of get/set_filename(s) everywhere
142 // and the GtkFileChooserDialog should probably also be created with a backend,
143 // e.g "gnome-vfs", "default", ... (gtk_file_chooser_dialog_new_with_backend).
144 // Currently local-only is kept as the default - true:
145 // gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true);
146
147 g_signal_connect (m_widget, "response",
148 G_CALLBACK (gtk_dirdialog_response_callback), this);
149
150 if ( !defaultPath.empty() )
151 gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(m_widget),
152 wxConvFileName->cWX2MB(defaultPath) );
153 }
154 else
155 wxGenericDirDialog::Create(parent, title, defaultPath, style, pos, sz, name);
156 }
157
158 void wxDirDialog::OnFakeOk( wxCommandEvent &event )
159 {
160 if (!gtk_check_version(2,4,0))
161 EndDialog(wxID_OK);
162 else
163 wxGenericDirDialog::OnOK( event );
164 }
165
166 int wxDirDialog::ShowModal()
167 {
168 if (!gtk_check_version(2,4,0))
169 return wxDialog::ShowModal();
170 else
171 return wxGenericDirDialog::ShowModal();
172 }
173
174 bool wxDirDialog::Show( bool show )
175 {
176 if (!gtk_check_version(2,4,0))
177 return wxDialog::Show( show );
178 else
179 return wxGenericDirDialog::Show( show );
180 }
181
182 void wxDirDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags)
183 {
184 if (!m_wxwindow)
185 return;
186 else
187 wxGenericDirDialog::DoSetSize( x, y, width, height, sizeFlags );
188 }
189
190 void wxDirDialog::SetPath(const wxString& dir)
191 {
192 if (!gtk_check_version(2,4,0))
193 {
194 if (wxDirExists(dir))
195 {
196 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir));
197 }
198 }
199 else
200 wxGenericDirDialog::SetPath( dir );
201 }
202
203 wxString wxDirDialog::GetPath() const
204 {
205 if (!gtk_check_version(2,4,0))
206 {
207 wxGtkString str(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget)));
208 return wxConvFileName->cMB2WX(str);
209 }
210
211 return wxGenericDirDialog::GetPath();
212 }
213
214 #endif // wxUSE_DIRDLG