src/frontends/xforms/FormMinipage.C

   1 /**
   2  * \file FormMinipage.C
   3  * Copyright 2000-2001 The LyX Team.
   4  * See the file COPYING.
   5  *
   6  * \author Jürgen Vigna, jug@sad.it
   7  */
   8
   9 #include <config.h>
  10
  11 #ifdef __GNUG__
  12 #pragma implementation
  13 #endif
  14
  15 #include "xformsBC.h"
  16 #include "ControlMinipage.h"
  17 #include "FormMinipage.h"
  18 #include "form_minipage.h"
  19 #include "support/lstrings.h"
  20 #include "helper_funcs.h"
  21 #include "debug.h"
  22 #include "xforms_helpers.h"
  23
  24 typedef FormCB<ControlMinipage, FormDB<FD_form_minipage> > base_class;
  25
  26 FormMinipage::FormMinipage(ControlMinipage & c)
  27         : base_class(c, _("Minipage Options"))
  28 {}
  29
  30
  31 void FormMinipage::build()
  32 {
  33         dialog_.reset(build_minipage());
  34
  35         fl_set_input_return(dialog_->input_width, FL_RETURN_CHANGED);
  36
  37         string const choice = getStringFromVector(getLatexUnits(), "|");
  38         fl_addto_choice(dialog_->choice_width_units, subst(choice, "%", "%%").c_str());
  39
  40         // Manage the ok, apply and cancel/close buttons
  41         bc().setOK(dialog_->button_ok);
  42         bc().setApply(dialog_->button_apply);
  43         bc().setCancel(dialog_->button_cancel);
  44         bc().setRestore(dialog_->button_restore);
  45
  46         bc().addReadOnly(dialog_->input_width);
  47         bc().addReadOnly(dialog_->choice_width_units);
  48         bc().addReadOnly(dialog_->group_alignment);
  49         bc().addReadOnly(dialog_->radio_top);
  50         bc().addReadOnly(dialog_->radio_middle);
  51         bc().addReadOnly(dialog_->radio_bottom);
  52 }
  53
  54
  55 void FormMinipage::apply()
  56 {
  57         controller().params().pageWidth =
  58                 LyXLength(getLengthFromWidgets(dialog_->input_width,
  59                         dialog_->choice_width_units));
  60
  61         if (fl_get_button(dialog_->radio_top))
  62                 controller().params().pos = InsetMinipage::top;
  63         else if (fl_get_button(dialog_->radio_middle))
  64                 controller().params().pos = InsetMinipage::center;
  65         else
  66                 controller().params().pos = InsetMinipage::bottom;
  67 }
  68
  69
  70 void FormMinipage::update()
  71 {
  72     LyXLength len(controller().params().pageWidth);
  73     fl_set_input(dialog_->input_width, tostr(len.value()).c_str());
  74     fl_set_choice(dialog_->choice_width_units, len.unit() + 1);
  75
  76     switch (controller().params().pos) {
  77     case InsetMinipage::top:
  78         fl_set_button(dialog_->radio_top, 1);
  79         break;
  80     case InsetMinipage::center:
  81         fl_set_button(dialog_->radio_middle, 1);
  82         break;
  83     case InsetMinipage::bottom:
  84         fl_set_button(dialog_->radio_bottom, 1);
  85         break;
  86     }
  87 }
  88
  89 ButtonPolicy::SMInput FormMinipage::input(FL_OBJECT * ob, long)
  90 {
  91         ButtonPolicy::SMInput action = ButtonPolicy::SMI_NOOP;
  92
  93         if (ob == dialog_->radio_top ||
  94                 ob == dialog_->radio_middle ||
  95                 ob == dialog_->radio_bottom ||
  96                 ob == dialog_->choice_width_units)
  97                 return ButtonPolicy::SMI_VALID;
  98
  99         // disallow senseless data
 100         // warnings if input is senseless
 101         if (ob == dialog_->input_width) {
 102                 string const input = getStringFromInput(dialog_->input_width);
 103                 bool const invalid = !isValidLength(input) && !isStrDbl(input);
 104                 if (invalid) {
 105                         fl_set_object_label(dialog_->text_warning,
 106                                 _("Warning: Invalid Length!"));
 107                         fl_show_object(dialog_->text_warning);
 108                         action = ButtonPolicy::SMI_INVALID;
 109                 } else {
 110                         fl_hide_object(dialog_->text_warning);
 111                         action = ButtonPolicy::SMI_VALID;
 112                 }
 113         }
 114
 115         return action;
 116 }