cinelerra-5.1/cinelerra/browsebutton.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  * Copyright (C) 2003-2016 Cinelerra CV contributors
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  */
  22
  23 #include "bcsignals.h"
  24 #include "browsebutton.h"
  25 #include "language.h"
  26 #include "mutex.h"
  27 #include "theme.h"
  28
  29
  30 BrowseButton::BrowseButton(Theme *theme,
  31         BC_WindowBase *parent_window,
  32         BC_TextBox *textbox,
  33         int x,
  34         int y,
  35         const char *init_directory,
  36         const char *title,
  37         const char *caption,
  38         int want_directory)
  39  : BC_Button(x, y, theme->get_image_set("magnify_button")),
  40    Thread(1, 0, 0)
  41 {
  42         this->parent_window = parent_window;
  43         this->want_directory = want_directory;
  44         this->title = title;
  45         this->caption = caption;
  46         this->init_directory = init_directory;
  47         this->textbox = textbox;
  48         this->theme = theme;
  49         set_tooltip(_("Look for file"));
  50         gui = 0;
  51         startup_lock = new Mutex("BrowseButton::startup_lock");
  52 }
  53
  54 BrowseButton::~BrowseButton()
  55 {
  56         startup_lock->lock("BrowseButton::~BrowseButton");
  57         if(gui)
  58         {
  59                 gui->lock_window();
  60                 gui->set_done(1);
  61                 gui->unlock_window();
  62         }
  63         startup_lock->unlock();
  64         Thread::join();
  65         delete startup_lock;
  66 }
  67
  68 int BrowseButton::handle_event()
  69 {
  70         if(Thread::running())
  71         {
  72                 if(gui)
  73                 {
  74                         gui->lock_window("BrowseButton::handle_event");
  75                         gui->raise_window();
  76                         gui->unlock_window();
  77                 }
  78                 return 1;
  79         }
  80
  81         x = parent_window->get_abs_cursor_x(0);
  82         y = parent_window->get_abs_cursor_y(0);
  83         startup_lock->lock("BrowseButton::handle_event 1");
  84         Thread::start();
  85
  86         startup_lock->lock("BrowseButton::handle_event 2");
  87         startup_lock->unlock();
  88         return 1;
  89 }
  90
  91 void BrowseButton::run()
  92 {
  93         BrowseButtonWindow browsewindow(theme,
  94                 get_x() - BC_WindowBase::get_resources()->filebox_w / 2,
  95                 get_y() - BC_WindowBase::get_resources()->filebox_h / 2,
  96                 parent_window,
  97                 textbox->get_text(),
  98                 title,
  99                 caption,
 100                 want_directory);
 101         gui = &browsewindow;
 102         startup_lock->unlock();
 103
 104         browsewindow.lock_window("BrowseButton::run");
 105         browsewindow.create_objects();
 106         browsewindow.unlock_window();
 107         int result2 = browsewindow.run_window();
 108
 109         if(!result2)
 110         {
 111 //              if(want_directory)
 112 //              {
 113 //                      textbox->update(browsewindow.get_directory());
 114 //              }
 115 //              else
 116 //              {
 117 //                      textbox->update(browsewindow.get_filename());
 118 //              }
 119
 120                 parent_window->lock_window("BrowseButton::run");
 121                 textbox->update(browsewindow.get_submitted_path());
 122                 parent_window->flush();
 123                 textbox->handle_event();
 124                 parent_window->unlock_window();
 125         }
 126
 127         startup_lock->lock("BrowseButton::run");
 128         gui = 0;
 129         startup_lock->unlock();
 130 }
 131
 132 BrowseButtonWindow::BrowseButtonWindow(Theme *theme, int x, int y,
 133         BC_WindowBase *parent_window, const char *init_directory,
 134         const char *title, const char *caption, int want_directory)
 135  : BC_FileBox(x, y, init_directory, title, caption,
 136         want_directory, // Set to 1 to get hidden files.
 137         want_directory, // Want only directories
 138         0, theme->browse_pad)
 139 {
 140 // *** CONTEXT_HELP ***
 141         context_help_set_keyword("Loading Files");
 142 }
 143
 144 BrowseButtonWindow::~BrowseButtonWindow()
 145 {
 146 }