]> git.saurik.com Git - wxWidgets.git/blame - src/gtk/filepicker.cpp
Improve wxMenu docs
[wxWidgets.git] / src / gtk / filepicker.cpp
CommitLineData
ec376c8f
VZ
1/////////////////////////////////////////////////////////////////////////////
2// Name: src/gtk/filepicker.cpp
3// Purpose: implementation of wxFileButton and wxDirButton
4// Author: Francesco Montorsi
5// Modified By:
6// Created: 15/04/2006
7// Id: $Id$
8// Copyright: (c) Francesco Montorsi
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12
13// ----------------------------------------------------------------------------
14// headers
15// ----------------------------------------------------------------------------
16
17// For compilers that support precompilation, includes "wx.h".
18#include "wx/wxprec.h"
19
4ce7b1e4
WS
20#if wxUSE_FILEPICKERCTRL && defined(__WXGTK26__)
21
ec376c8f 22#include "wx/filepicker.h"
c757b5fe 23#include "wx/tooltip.h"
ec376c8f 24
e808cf8a 25#include "wx/gtk/private.h"
ec376c8f
VZ
26
27// ============================================================================
28// implementation
29// ============================================================================
30
ec376c8f
VZ
31//-----------------------------------------------------------------------------
32// wxFileButton
33//-----------------------------------------------------------------------------
34
35IMPLEMENT_DYNAMIC_CLASS(wxFileButton, wxButton)
36
37bool wxFileButton::Create( wxWindow *parent, wxWindowID id,
38 const wxString &label, const wxString &path,
39 const wxString &message, const wxString &wildcard,
40 const wxPoint &pos, const wxSize &size,
41 long style, const wxValidator& validator,
42 const wxString &name )
43{
4db37208
VZ
44 // we can't use the native button for wxFLP_SAVE pickers as it can only
45 // open existing files and there is no way to create a new file using it
46 if ( !(style & wxFLP_SAVE) && !gtk_check_version(2,6,0) )
ec376c8f 47 {
a65ffcb2
VZ
48 // VERY IMPORTANT: this code is identic to relative code in wxDirButton;
49 // if you find a problem here, fix it also in wxDirButton !
ec376c8f 50
ec376c8f
VZ
51 if (!PreCreation( parent, pos, size ) ||
52 !wxControl::CreateBase(parent, id, pos, size, style & wxWINDOW_STYLE_MASK,
53 validator, name))
54 {
55 wxFAIL_MSG( wxT("wxFileButton creation failed") );
56 return false;
57 }
58
59 // create the dialog associated with this button
556151f5
MW
60 // NB: unlike generic implementation, native GTK implementation needs to create
61 // the filedialog here as it needs to use gtk_file_chooser_button_new_with_dialog()
ec376c8f
VZ
62 SetWindowStyle(style);
63 m_path = path;
556151f5
MW
64 m_message = message;
65 m_wildcard = wildcard;
66 if ((m_dialog = CreateDialog()) == NULL)
ec376c8f
VZ
67 return false;
68
69 // little trick used to avoid problems when there are other GTK windows 'grabbed':
70 // GtkFileChooserDialog won't be responsive to user events if there is another
71 // window which called gtk_grab_add (and this happens if e.g. a wxDialog is running
72 // in modal mode in the application - see wxDialogGTK::ShowModal).
73 // An idea could be to put the grab on the m_dialog->m_widget when the GtkFileChooserButton
74 // is clicked and then remove it as soon as the user closes the dialog itself.
75 // Unfortunately there's no way to hook in the 'clicked' event of the GtkFileChooserButton,
76 // thus we add grab on m_dialog->m_widget when it's shown and remove it when it's
77 // hidden simply using its "show" and "hide" events - clean & simple :)
78 g_signal_connect(m_dialog->m_widget, "show", G_CALLBACK(gtk_grab_add), NULL);
79 g_signal_connect(m_dialog->m_widget, "hide", G_CALLBACK(gtk_grab_remove), NULL);
80
81 // NOTE: we deliberately ignore the given label as GtkFileChooserButton
82 // use as label the currently selected file
83 m_widget = gtk_file_chooser_button_new_with_dialog( m_dialog->m_widget );
10bd1f7d 84 gtk_widget_show(m_widget);
ec376c8f
VZ
85
86 // we need to know when the dialog has been dismissed clicking OK...
87 // NOTE: the "clicked" signal is not available for a GtkFileChooserButton
88 // thus we are forced to use wxFileDialog's event
89 m_dialog->Connect(wxEVT_COMMAND_BUTTON_CLICKED,
90 wxCommandEventHandler(wxFileButton::OnDialogOK),
91 NULL, this);
92
93 m_parent->DoAddChild( this );
94
95 PostCreation(size);
170acdc9 96 SetInitialSize(size);
ec376c8f
VZ
97 }
98 else
99 return wxGenericFileButton::Create(parent, id, label, path, message, wildcard,
100 pos, size, style, validator, name);
101 return true;
102}
103
104wxFileButton::~wxFileButton()
105{
106 // GtkFileChooserButton will automatically destroy the
107 // GtkFileChooserDialog associated with m_dialog.
108 // Thus we have to set its m_widget to NULL to avoid
109 // double destruction on same widget
dee059c4
JS
110 if (m_dialog)
111 m_dialog->m_widget = NULL;
ec376c8f
VZ
112}
113
114void wxFileButton::OnDialogOK(wxCommandEvent& ev)
115{
116 // the wxFileDialog associated with the GtkFileChooserButton has been closed
117 // using the OK button, thus the selected file has changed...
118 if (ev.GetId() == wxID_OK)
119 {
120 // ...update our path
556151f5 121 UpdatePathFromDialog(m_dialog);
ec376c8f
VZ
122
123 // ...and fire an event
124 wxFileDirPickerEvent event(wxEVT_COMMAND_FILEPICKER_CHANGED, this, GetId(), m_path);
937013e0 125 HandleWindowEvent(event);
ec376c8f
VZ
126 }
127}
128
58772e49
VZ
129void wxFileButton::SetPath(const wxString &str)
130{
131 m_path = str;
dee059c4
JS
132 if (m_dialog)
133 UpdateDialogPath(m_dialog);
58772e49
VZ
134}
135
ec376c8f
VZ
136#endif // wxUSE_FILEPICKERCTRL && defined(__WXGTK26__)
137
138
139
140
141#if wxUSE_DIRPICKERCTRL && defined(__WXGTK26__)
142
58772e49
VZ
143#include <unistd.h> // chdir
144
ec376c8f
VZ
145//-----------------------------------------------------------------------------
146// "current-folder-changed"
147//-----------------------------------------------------------------------------
148
149extern "C" {
150static void gtk_dirbutton_currentfolderchanged_callback(GtkFileChooserButton *widget,
151 wxDirButton *p)
152{
153 // update the m_path member of the wxDirButtonGTK
58772e49
VZ
154 // unless the path was changed by wxDirButton::SetPath()
155 if (p->m_bIgnoreNextChange)
156 {
157 p->m_bIgnoreNextChange=false;
158 return;
159 }
ec376c8f
VZ
160 wxASSERT(p);
161
162 // NB: it's important to use gtk_file_chooser_get_filename instead of
163 // gtk_file_chooser_get_current_folder (see GTK docs) !
e808cf8a 164 wxGtkString filename(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)));
ec376c8f
VZ
165 p->UpdatePath(filename);
166
167 // since GtkFileChooserButton when used to pick directories also uses a combobox,
168 // maybe that the current folder has been changed but not through the GtkFileChooserDialog
169 // and thus the 'gtk_filedialog_ok_callback' could have not been called...
170 // thus we need to make sure the current working directory is updated if wxDIRP_CHANGE_DIR
171 // style was given.
172 if (p->HasFlag(wxDIRP_CHANGE_DIR))
173 chdir(filename);
ec376c8f
VZ
174
175 // ...and fire an event
176 wxFileDirPickerEvent event(wxEVT_COMMAND_DIRPICKER_CHANGED, p, p->GetId(), p->GetPath());
937013e0 177 p->HandleWindowEvent(event);
ec376c8f
VZ
178}
179}
180
181
182//-----------------------------------------------------------------------------
183// wxDirButtonGTK
184//-----------------------------------------------------------------------------
185
186IMPLEMENT_DYNAMIC_CLASS(wxDirButton, wxButton)
187
188bool wxDirButton::Create( wxWindow *parent, wxWindowID id,
189 const wxString &label, const wxString &path,
190 const wxString &message, const wxString &wildcard,
191 const wxPoint &pos, const wxSize &size,
192 long style, const wxValidator& validator,
193 const wxString &name )
194{
195 if (!gtk_check_version(2,6,0))
196 {
197 // VERY IMPORTANT: this code is identic to relative code in wxFileButton;
198 // if you find a problem here, fix it also in wxFileButton !
199
ec376c8f
VZ
200 if (!PreCreation( parent, pos, size ) ||
201 !wxControl::CreateBase(parent, id, pos, size, style & wxWINDOW_STYLE_MASK,
202 validator, name))
203 {
204 wxFAIL_MSG( wxT("wxDirButtonGTK creation failed") );
205 return false;
206 }
207
208 // create the dialog associated with this button
209 SetWindowStyle(style);
556151f5
MW
210 m_message = message;
211 m_wildcard = wildcard;
212 if ((m_dialog = CreateDialog()) == NULL)
ec376c8f 213 return false;
58772e49 214 SetPath(path);
ec376c8f
VZ
215
216 // little trick used to avoid problems when there are other GTK windows 'grabbed':
217 // GtkFileChooserDialog won't be responsive to user events if there is another
218 // window which called gtk_grab_add (and this happens if e.g. a wxDialog is running
219 // in modal mode in the application - see wxDialogGTK::ShowModal).
220 // An idea could be to put the grab on the m_dialog->m_widget when the GtkFileChooserButton
221 // is clicked and then remove it as soon as the user closes the dialog itself.
222 // Unfortunately there's no way to hook in the 'clicked' event of the GtkFileChooserButton,
223 // thus we add grab on m_dialog->m_widget when it's shown and remove it when it's
224 // hidden simply using its "show" and "hide" events - clean & simple :)
225 g_signal_connect(m_dialog->m_widget, "show", G_CALLBACK(gtk_grab_add), NULL);
226 g_signal_connect(m_dialog->m_widget, "hide", G_CALLBACK(gtk_grab_remove), NULL);
227
228
229 // NOTE: we deliberately ignore the given label as GtkFileChooserButton
230 // use as label the currently selected file
231 m_widget = gtk_file_chooser_button_new_with_dialog( m_dialog->m_widget );
232
10bd1f7d 233 gtk_widget_show(m_widget);
ec376c8f
VZ
234
235 // GtkFileChooserButton signals
236 g_signal_connect(m_widget, "current-folder-changed",
237 G_CALLBACK(gtk_dirbutton_currentfolderchanged_callback), this);
238
239 m_parent->DoAddChild( this );
240
241 PostCreation(size);
170acdc9 242 SetInitialSize(size);
ec376c8f
VZ
243 }
244 else
245 return wxGenericDirButton::Create(parent, id, label, path, message, wildcard,
246 pos, size, style, validator, name);
247 return true;
248}
249
250wxDirButton::~wxDirButton()
251{
252 // GtkFileChooserButton will automatically destroy the
253 // GtkFileChooserDialog associated with m_dialog.
254 // Thus we have to set its m_widget to NULL to avoid
255 // double destruction on same widget
dee059c4
JS
256 if (m_dialog)
257 m_dialog->m_widget = NULL;
ec376c8f
VZ
258}
259
58772e49
VZ
260void wxDirButton::SetPath(const wxString &str)
261{
262 m_path = str;
263
264 // wxDirButton uses the "current-folder-changed" signal which is triggered also
265 // when we set the path on the dialog associated with this button; thus we need
266 // to set the following flag to avoid sending a wxFileDirPickerEvent from this
267 // function (which would be inconsistent with wxFileButton's behaviour and in
268 // general with all wxWidgets control-manipulation functions which do not send events).
269 m_bIgnoreNextChange = true;
270
dee059c4
JS
271 if (m_dialog)
272 UpdateDialogPath(m_dialog);
58772e49
VZ
273}
274
ec376c8f 275#endif // wxUSE_DIRPICKERCTRL && defined(__WXGTK26__)