src/framework/selectfileactivity.hpp

   1 /*
   2  * Copyright (c) 2007-2013, Czirkos Zoltan http://code.google.com/p/gdash/
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining
   5  * a copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sublicense, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  18  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
  19  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  20  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  21  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 #ifndef SELECTFILEACTIVITY_HPP_INCLUDED
  25 #define SELECTFILEACTIVITY_HPP_INCLUDED
  26
  27 #include <vector>
  28 #include <string>
  29
  30 #include "framework/activity.hpp"
  31 #include "misc/smartptr.hpp"
  32
  33 template <typename T> class Command1Param;
  34
  35 /**
  36  * Allow the user to select a file (maybe type the name of a new file),
  37  * parametrize a command with the filename and finally execute the parametrized command.
  38  * This Activity is like a file selection dialog in modern UIs.
  39  */
  40 class SelectFileActivity: public Activity {
  41 public:
  42     /** Constructor for file selection Activity.
  43      * @param app The parent App.
  44      * @param title Window title - this should describe the purpose of file selection.
  45      * @param start_dir The directory to start the selecting in.
  46      * @param glob Glob pattern - semicolon separated list of globs. For example "*.png;*.jpg"
  47      * @param for_save Set to true, if the file selection is for saving a file, and therefore typing a new name should be allowed.
  48      * @param defaultname The default name to set.
  49      * @param command_when_successful Parametrize this command with the filename and execute it - if the file selection is successful. */
  50     SelectFileActivity(App *app, const char *title, const char *start_dir, const char *glob, bool for_save, const char *defaultname, SmartPtr<Command1Param<std::string> > command_when_successful);
  51     ~SelectFileActivity();
  52
  53     virtual void keypress_event(KeyCode keycode, int gfxlib_keycode);
  54     virtual void redraw_event(bool full) const;
  55     virtual void pushed_event();
  56
  57     void jump_to_directory(char const *jump_to);
  58     void file_selected(char const *filename);
  59     void file_selected_do_command();
  60
  61 private:
  62     SmartPtr<Command1Param<std::string> > command_when_successful;
  63     std::string title;
  64     bool for_save;
  65     int yd;
  66     unsigned names_per_page;
  67     char **globs;
  68     char *directory;
  69     char *directory_of_process;
  70     int sel;
  71
  72     std::vector<std::string> files;
  73     std::string defaultname;
  74     std::string start_dir;
  75
  76     void read_dir();
  77     void process_enter();
  78 };
  79
  80 #endif