src/frontends/xforms/FormFloat.C

   1 /**
   2  * \file FormFloat.C
   3  * See the file COPYING.
   4  *
   5  * \author Lars Gullik Bjønnes
   6  * \author Juergen Spitzmueller j.spitzmueller@gmx.de
   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 "ControlFloat.h"
  19 #include "FormFloat.h"
  20 #include "forms/form_float.h"
  21 #include "support/lstrings.h"
  22 #include "xforms_helpers.h"
  23 #include FORMS_H_LOCATION
  24
  25 typedef FormCB<ControlFloat, FormDB<FD_float> > base_class;
  26
  27 FormFloat::FormFloat()
  28         : base_class(_("Float Options"))
  29 {}
  30
  31
  32 void FormFloat::build()
  33 {
  34         dialog_.reset(build_float(this));
  35
  36         // Manage the ok, apply and cancel/close buttons
  37         bc().setOK(dialog_->button_ok);
  38         bc().setApply(dialog_->button_apply);
  39         bc().setCancel(dialog_->button_close);
  40         bc().setRestore(dialog_->button_restore);
  41
  42         bc().addReadOnly(dialog_->check_default);
  43         bc().addReadOnly(dialog_->check_top);
  44         bc().addReadOnly(dialog_->check_bottom);
  45         bc().addReadOnly(dialog_->check_page);
  46         bc().addReadOnly(dialog_->check_here);
  47         bc().addReadOnly(dialog_->check_force);
  48         bc().addReadOnly(dialog_->check_here_definitely);
  49         bc().addReadOnly(dialog_->check_wide);
  50 }
  51
  52
  53 void FormFloat::apply()
  54 {
  55         string placement;
  56         if (fl_get_button(dialog_->check_here_definitely)) {
  57                 placement += "H";
  58         } else {
  59                 if (fl_get_button(dialog_->check_force)) {
  60                         placement += "!";
  61                 }
  62                 if (fl_get_button(dialog_->check_here)) {
  63                         placement += "h";
  64                 }
  65                 if (fl_get_button(dialog_->check_top)) {
  66                         placement += "t";
  67                 }
  68                 if (fl_get_button(dialog_->check_bottom)) {
  69                         placement += "b";
  70                 }
  71                 if (fl_get_button(dialog_->check_page)) {
  72                         placement += "p";
  73                 }
  74
  75         }
  76         controller().params().placement = placement;
  77         controller().params().wide = fl_get_button(dialog_->check_wide);
  78 }
  79
  80
  81 void FormFloat::update()
  82 {
  83         bool def_placement = false;
  84         bool top = false;
  85         bool bottom = false;
  86         bool page = false;
  87         bool here = false;
  88         bool force = false;
  89         bool here_definitely = false;
  90
  91         string placement(controller().params().placement);
  92
  93         if (placement.empty()) {
  94                 def_placement = true;
  95
  96         } else if (contains(placement, "H")) {
  97                 here_definitely = true;
  98
  99         } else {
 100                 if (contains(placement, "!")) {
 101                         force = true;
 102                 }
 103                 if (contains(placement, "t")) {
 104                         top = true;
 105                 }
 106                 if (contains(placement, "b")) {
 107                         bottom = true;
 108                 }
 109                 if (contains(placement, "p")) {
 110                         page = true;
 111                 }
 112                 if (contains(placement, "h")) {
 113                         here = true;
 114                 }
 115         }
 116         fl_set_button(dialog_->check_default, def_placement);
 117         fl_set_button(dialog_->check_top, top);
 118         fl_set_button(dialog_->check_bottom, bottom);
 119         fl_set_button(dialog_->check_page, page);
 120         fl_set_button(dialog_->check_here, here);
 121         fl_set_button(dialog_->check_force, force);
 122         fl_set_button(dialog_->check_here_definitely, here_definitely);
 123         setEnabled(dialog_->check_here_definitely, !controller().params().wide
 124                         && !def_placement);
 125         if (controller().params().wide) {
 126                         fl_set_button(dialog_->check_here, false);
 127                         fl_set_button(dialog_->check_bottom, false);
 128         }
 129         setEnabled(dialog_->check_here, !controller().params().wide && !def_placement);
 130         setEnabled(dialog_->check_bottom, !controller().params().wide && !def_placement);
 131         fl_set_button(dialog_->check_wide, controller().params().wide);
 132         setEnabled(dialog_->check_top, !def_placement);
 133         setEnabled(dialog_->check_page, !def_placement);
 134         setEnabled(dialog_->check_force, top || bottom || page || here);
 135 }
 136
 137
 138 ButtonPolicy::SMInput FormFloat::input(FL_OBJECT * ob, long)
 139 {
 140         bool const def_place = fl_get_button(dialog_->check_default);
 141         bool const wide_float = fl_get_button(dialog_->check_wide);
 142         // with wide floats, h[ere] is not allowed
 143         // b[ottom] is allowed (only) for figure* in multicolumn, don't
 144         // disallow it therefore
 145         bool const wide_options = (fl_get_button(dialog_->check_top)
 146                                         || fl_get_button(dialog_->check_bottom)
 147                                         || fl_get_button(dialog_->check_page));
 148         // The !-option is only allowed together with h, t, b, or p
 149         // We have to take this into account
 150         bool const standard_options = (wide_options || fl_get_button(dialog_->check_here));
 151
 152         if (ob == dialog_->check_default) {
 153                 if (def_place) {
 154                         fl_set_button(dialog_->check_top, false);
 155                         fl_set_button(dialog_->check_bottom,  false);
 156                         fl_set_button(dialog_->check_page, false);
 157                         fl_set_button(dialog_->check_here, false);
 158                         fl_set_button(dialog_->check_force, false);
 159                         fl_set_button(dialog_->check_here_definitely, false);
 160                         }
 161                 setEnabled(dialog_->check_top, !def_place);
 162                 setEnabled(dialog_->check_bottom, !def_place);
 163                 setEnabled(dialog_->check_page, !def_place);
 164                 setEnabled(dialog_->check_here, !def_place && !wide_float);
 165                 setEnabled(dialog_->check_force, !def_place && standard_options);
 166                 setEnabled(dialog_->check_here_definitely, !def_place && !wide_float);
 167
 168         } else if (ob == dialog_->check_wide) {
 169                 if (wide_float) {
 170                         fl_set_button(dialog_->check_here_definitely, false);
 171                         fl_set_button(dialog_->check_here, false);
 172                         if (!wide_options) {
 173                                 fl_set_button(dialog_->check_force, false);
 174                                 setEnabled(dialog_->check_force, false);
 175                         }
 176                 }
 177                 setEnabled(dialog_->check_here, !def_place && !wide_float);
 178                 setEnabled(dialog_->check_force, !def_place && wide_options);
 179                 setEnabled(dialog_->check_here_definitely, !def_place && !wide_float);
 180
 181         } else if (ob == dialog_->check_here_definitely) {
 182                 if (fl_get_button(dialog_->check_here_definitely)) {
 183                         fl_set_button(dialog_->check_top,    false);
 184                         fl_set_button(dialog_->check_bottom, false);
 185                         fl_set_button(dialog_->check_page,   false);
 186                         fl_set_button(dialog_->check_here,   false);
 187                         fl_set_button(dialog_->check_force,   false);
 188                         setEnabled(dialog_->check_force, false);
 189                 }
 190
 191         } else if (ob == dialog_->check_here || ob == dialog_->check_top
 192                 || ob == dialog_->check_bottom || ob == dialog_->check_page) {
 193                 if (!standard_options)
 194                         fl_set_button(dialog_->check_force, false);
 195                 else
 196                         fl_set_button(dialog_->check_here_definitely, false);
 197                 setEnabled(dialog_->check_force, standard_options);
 198
 199         }
 200
 201         return ButtonPolicy::SMI_VALID;
 202 }