src/frontends/xforms/FormWrap.C

   1 /**
   2  * \file FormWrap.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Dekel Tsur
   7  *
   8  * Full author contact details are available in file CREDITS
   9  */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "xformsBC.h"
  18 #include "ControlWrap.h"
  19 #include "FormWrap.h"
  20 #include "forms/form_wrap.h"
  21 #include "support/lstrings.h"
  22 #include "helper_funcs.h"
  23 #include "debug.h"
  24 #include "xforms_helpers.h"
  25 #include FORMS_H_LOCATION
  26
  27 typedef FormCB<ControlWrap, FormDB<FD_wrap> > base_class;
  28
  29 FormWrap::FormWrap()
  30         : base_class(_("Wrap Options"))
  31 {}
  32
  33
  34 void FormWrap::build()
  35 {
  36         dialog_.reset(build_wrap(this));
  37
  38         // Allow the base class to control messages
  39         setMessageWidget(dialog_->text_warning);
  40
  41         fl_set_input_return(dialog_->input_width, FL_RETURN_CHANGED);
  42         setPrehandler(dialog_->input_width);
  43
  44         string const choice = getStringFromVector(getLatexUnits(), "|");
  45         fl_addto_choice(dialog_->choice_width_units, subst(choice, "%", "%%").c_str());
  46
  47         // Manage the ok, apply and cancel/close buttons
  48         bc().setOK(dialog_->button_ok);
  49         bc().setApply(dialog_->button_apply);
  50         bc().setCancel(dialog_->button_close);
  51         bc().setRestore(dialog_->button_restore);
  52
  53         bc().addReadOnly(dialog_->input_width);
  54         bc().addReadOnly(dialog_->choice_width_units);
  55         bc().addReadOnly(dialog_->radio_left);
  56         bc().addReadOnly(dialog_->radio_right);
  57         bc().addReadOnly(dialog_->radio_inner);
  58         bc().addReadOnly(dialog_->radio_default);
  59 }
  60
  61
  62 void FormWrap::apply()
  63 {
  64         controller().params().pageWidth =
  65                 LyXLength(getLengthFromWidgets(dialog_->input_width,
  66                                                dialog_->choice_width_units));
  67
  68         if (fl_get_button(dialog_->radio_left))
  69                 controller().params().placement = "l";
  70         else if (fl_get_button(dialog_->radio_right))
  71                 controller().params().placement = "r";
  72         else if (fl_get_button(dialog_->radio_inner))
  73                 controller().params().placement = "p";
  74         else
  75                 controller().params().placement.erase();
  76 }
  77
  78
  79 void FormWrap::update()
  80 {
  81         LyXLength len(controller().params().pageWidth);
  82         fl_set_input(dialog_->input_width, tostr(len.value()).c_str());
  83         fl_set_choice(dialog_->choice_width_units, len.unit() + 1);
  84
  85         if (controller().params().placement == "l")
  86                 fl_set_button(dialog_->radio_left, 1);
  87         else if (controller().params().placement == "r")
  88                 fl_set_button(dialog_->radio_right, 1);
  89         else if (controller().params().placement == "p")
  90                 fl_set_button(dialog_->radio_inner, 1);
  91         else
  92                 fl_set_button(dialog_->radio_default, 1);
  93 }
  94
  95
  96 ButtonPolicy::SMInput FormWrap::input(FL_OBJECT * ob, long)
  97 {
  98         clearMessage();
  99
 100         ButtonPolicy::SMInput action = ButtonPolicy::SMI_NOOP;
 101
 102         if (ob == dialog_->radio_left ||
 103             ob == dialog_->radio_right ||
 104             ob == dialog_->radio_inner ||
 105             ob == dialog_->radio_default ||
 106             ob == dialog_->choice_width_units)
 107                 return ButtonPolicy::SMI_VALID;
 108
 109         // disallow senseless data
 110         // warnings if input is senseless
 111         if (ob == dialog_->input_width) {
 112                 string const input = getString(dialog_->input_width);
 113                 bool const invalid = !isValidLength(input) && !isStrDbl(input);
 114                 if (invalid) {
 115                         postWarning(_("Invalid Length!"));
 116                         action = ButtonPolicy::SMI_INVALID;
 117                 } else {
 118                         action = ButtonPolicy::SMI_VALID;
 119                 }
 120         }
 121
 122         return action;
 123 }