src/apps/debugger/user_interface/gui/value/TableCellTextControlEditor.cpp

   1 /*
   2  * Copyright 2015, Rene Gollent, rene@gollent.com.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #include "TableCellTextControlEditor.h"
   7
   8 #include "Value.h"
   9 #include "ValueFormatter.h"
  10
  11
  12 enum {
  13         MSG_INPUT_VALIDATION_NEEDED     = 'ivne',
  14         MSG_TEXT_VALUE_CHANGED                  = 'tevc'
  15 };
  16
  17
  18 TableCellTextControlEditor::TableCellTextControlEditor(::Value* initialValue,
  19         ValueFormatter* formatter)
  20         :
  21         TableCellFormattedValueEditor(initialValue, formatter),
  22         BTextControl("", "", NULL)
  23 {
  24 }
  25
  26
  27 TableCellTextControlEditor::~TableCellTextControlEditor()
  28 {
  29 }
  30
  31
  32 status_t
  33 TableCellTextControlEditor::Init()
  34 {
  35         BMessage* message = new(std::nothrow) BMessage(
  36                 MSG_INPUT_VALIDATION_NEEDED);
  37         if (message == NULL)
  38                 return B_NO_MEMORY;
  39
  40         SetMessage(message);
  41
  42         message = new(std::nothrow) BMessage(MSG_TEXT_VALUE_CHANGED);
  43         if (message == NULL)
  44                 return B_NO_MEMORY;
  45
  46         SetModificationMessage(message);
  47
  48         return B_OK;
  49 }
  50
  51
  52 BView*
  53 TableCellTextControlEditor::GetView()
  54 {
  55         return this;
  56 }
  57
  58
  59 void
  60 TableCellTextControlEditor::AttachedToWindow()
  61 {
  62         BTextControl::AttachedToWindow();
  63
  64         SetTarget(this);
  65
  66         BString output;
  67
  68         if (GetValueFormatter()->FormatValue(InitialValue(), output) == B_OK)
  69                 SetText(output);
  70
  71         NotifyEditBeginning();
  72 }
  73
  74
  75 void
  76 TableCellTextControlEditor::MessageReceived(BMessage* message)
  77 {
  78         switch (message->what) {
  79                 case MSG_TEXT_VALUE_CHANGED:
  80                 {
  81                         // TODO: highlight the input view in some way to show
  82                         // invalid inputs
  83
  84                         // fall through
  85                 }
  86                 case MSG_INPUT_VALIDATION_NEEDED:
  87                 {
  88                         if (ValidateInput()) {
  89                                 ::Value* value = NULL;
  90                                 status_t error = GetValueForInput(value);
  91                                 if (error != B_OK)
  92                                         break;
  93
  94                                 BReference< ::Value> valueReference(value, true);
  95                                 NotifyEditCompleted(value);
  96                         }
  97                         break;
  98                 }
  99                 default:
 100                         BTextControl::MessageReceived(message);
 101                         break;
 102         }
 103 }