2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /** @file src/wx/wx_util.cc
21 * @brief Some utility functions and classes.
24 #include <boost/thread.hpp>
25 #include <wx/filepicker.h>
26 #include <wx/spinctrl.h>
30 using namespace boost;
32 /** Add a wxStaticText to a wxSizer, aligning it at vertical centre.
33 * @param s Sizer to add to.
34 * @param p Parent window for the wxStaticText.
35 * @param t Text for the wxStaticText.
36 * @param prop Proportion to pass when calling Add() on the wxSizer.
39 add_label_to_sizer (wxSizer* s, wxWindow* p, wxString t, int prop)
41 wxStaticText* m = new wxStaticText (p, wxID_ANY, t);
42 s->Add (m, prop, wxALIGN_CENTER_VERTICAL | wxALL, 6);
47 add_label_to_grid_bag_sizer (wxGridBagSizer* s, wxWindow* p, wxString t, wxGBPosition pos, wxGBSpan span)
49 wxStaticText* m = new wxStaticText (p, wxID_ANY, t);
50 s->Add (m, pos, span, wxALIGN_CENTER_VERTICAL | wxALL, 6);
54 /** Pop up an error dialogue box.
55 * @param parent Parent.
59 error_dialog (wxWindow* parent, wxString m)
61 wxMessageDialog* d = new wxMessageDialog (parent, m, _("DVD-o-matic"), wxOK);
67 confirm_dialog (wxWindow* parent, wxString m)
69 wxMessageDialog* d = new wxMessageDialog (parent, m, _("DVD-o-matic"), wxYES_NO | wxICON_QUESTION);
70 int const r = d->ShowModal ();
76 /** @param s wxWidgets string.
77 * @return Corresponding STL string.
80 wx_to_std (wxString s)
82 return string (s.mb_str ());
85 /** @param s STL string.
86 * @return Corresponding wxWidgets string.
91 return wxString (s.c_str(), wxConvUTF8);
94 int const ThreadedStaticText::_update_event_id = 10000;
96 /** @param parent Parent for the wxStaticText.
97 * @param initial Initial text for the wxStaticText while the computation is being run.
98 * @param fn Function which works out what the wxStaticText content should be and returns it.
100 ThreadedStaticText::ThreadedStaticText (wxWindow* parent, wxString initial, function<string ()> fn)
101 : wxStaticText (parent, wxID_ANY, initial)
103 Connect (_update_event_id, wxEVT_COMMAND_TEXT_UPDATED, wxCommandEventHandler (ThreadedStaticText::thread_finished), 0, this);
104 _thread = new thread (bind (&ThreadedStaticText::run, this, fn));
107 ThreadedStaticText::~ThreadedStaticText ()
109 _thread->interrupt ();
114 /** Run our thread and post the result to the GUI thread via AddPendingEvent */
116 ThreadedStaticText::run (function<string ()> fn)
118 wxCommandEvent ev (wxEVT_COMMAND_TEXT_UPDATED, _update_event_id);
119 ev.SetString (std_to_wx (fn ()));
120 GetEventHandler()->AddPendingEvent (ev);
123 /** Called in the GUI thread when our worker thread has finished */
125 ThreadedStaticText::thread_finished (wxCommandEvent& ev)
127 SetLabel (ev.GetString ());
131 string_client_data (wxClientData* o)
133 return wx_to_std (dynamic_cast<wxStringClientData*>(o)->GetData());
137 checked_set (wxFilePickerCtrl* widget, string value)
139 if (widget->GetPath() != std_to_wx (value)) {
141 /* Hack to make wxWidgets clear the control when we are passed
146 widget->SetPath (std_to_wx (value));
151 checked_set (wxSpinCtrl* widget, int value)
153 if (widget->GetValue() != value) {
154 widget->SetValue (value);
159 checked_set (wxChoice* widget, int value)
161 if (widget->GetSelection() != value) {
162 widget->SetSelection (value);
167 checked_set (wxChoice* widget, string value)
170 if (widget->GetSelection() != -1) {
171 o = widget->GetClientObject (widget->GetSelection ());
174 if (!o || string_client_data(o) != value) {
175 for (unsigned int i = 0; i < widget->GetCount(); ++i) {
176 if (string_client_data (widget->GetClientObject (i)) == value) {
177 widget->SetSelection (i);
184 checked_set (wxTextCtrl* widget, string value)
186 if (widget->GetValue() != std_to_wx (value)) {
187 widget->ChangeValue (std_to_wx (value));
192 checked_set (wxStaticText* widget, string value)
194 if (widget->GetLabel() != std_to_wx (value)) {
195 widget->SetLabel (std_to_wx (value));
200 checked_set (wxCheckBox* widget, bool value)
202 if (widget->GetValue() != value) {
203 widget->SetValue (value);
208 checked_set (wxRadioButton* widget, bool value)
210 if (widget->GetValue() != value) {
211 widget->SetValue (value);