/** UpdateRegisters
*
* Updates all register values.
*/
void ComplxFrame::UpdateRegisters(void)
{
UpdateRegister(r0text, state.regs[0], 0);
UpdateRegister(r1text, state.regs[1], 1);
UpdateRegister(r2text, state.regs[2], 2);
UpdateRegister(r3text, state.regs[3], 3);
UpdateRegister(r4text, state.regs[4], 4);
UpdateRegister(r5text, state.regs[5], 5);
UpdateRegister(r6text, state.regs[6], 6);
UpdateRegister(r7text, state.regs[7], 7);
UpdateRegister(pctext, state.pc, 8);
UpdateRegister(cctext, (state.n ? -1 : (state.z ? 0 : 1)), 9);
}
/** OnRegisterChanged
*
* Called when a registers value is changed.
*/
void ComplxFrame::OnRegisterChanged(wxCommandEvent& event)
{
wxTextCtrl* text = static_cast<wxTextCtrl*>(event.GetEventObject());
wxString name = text->GetName();
std::string strdata = text->GetValue().ToStdString();
int data;
int error = lc3_calculate(state, strdata, data);
if (name == _("CC") && strdata.size() == 1)
{
error = 0;
if (strdata[0] == 'N' || strdata[0] == 'n')
data = -1;
else if (strdata[0] == 'Z' || strdata[0] == 'z')
data = 0;
else if (strdata[0] == 'P' || strdata[0] == 'p')
data = 1;
else
error = 1;
}
if (error) lc3_warning(state, "Unable to parse expression " + strdata);
if (name == _("PC"))
{
if (!error) state.pc = (unsigned short) data;
UpdateRegister(text, error ? state.pc : data, 8);
memory->SelectLocation(0);
memory->SelectLocation(state.pc);
memory->Refresh();
}
else if (name == _("CC"))
{
if (!error) lc3_setcc(state, data);
int cc = state.n ? -1 : (state.z ? 0 : 1);
UpdateRegister(text, error ? cc : data, 9);
}
else
{
int reg = name[1] - '0';
if (!error) state.regs[reg] = (short) data;
assert(reg <= 7);
UpdateRegister(text, error ? state.regs[reg] : data, reg);
}
}
int CRegisterDialog::GetPageInfoStCount()
{
UpdateRegister();
if (m_listRegister.empty()) {
return 0;
}
m_iIndex = 0;
return m_listRegister.size();
}
/** OnTextKillFocus
*
* Reverts whatever textbox to the proper text
*/
void ComplxFrame::OnTextKillFocus(wxFocusEvent& event)
{
wxTextCtrl* text = static_cast<wxTextCtrl*>(event.GetEventObject());
wxString name = text->GetName();
if (name == _("PC"))
{
UpdateRegister(text, state.pc, 8);
}
else if (name == _("CC"))
{
int cc = state.n ? -1 : (state.z ? 0 : 1);
UpdateRegister(text, cc, 9);
}
else
{
int reg = name[1] - '0';
assert(reg <= 7);
UpdateRegister(text, state.regs[reg], reg);
}
event.Skip();
}
/** OnBaseChange
*
* Called when the user changes the base of a textbox
*/
void ComplxFrame::OnBaseChange(wxMouseEvent& event)
{
wxTextCtrl* text = static_cast<wxTextCtrl*>(event.GetEventObject());
wxString name = text->GetName();
int index = 0;
int value = 0;
if (name == "PC")
{
index = 8;
value = state.pc;
}
else if (name == "CC")
{
index = 9;
value = state.n ? -1 : (state.z ? 0 : 1);
}
else
{
index = name[1] - '0';
assert(index <= 7);
value = state.regs[index];
}
int mode = register_display[index];
if (mode == BASE_2)
mode = BASE_10;
else if (mode == BASE_10)
mode = BASE_16;
else if (mode == BASE_16)
{
//TODO register display as a character.
//if (value > 0 && value <= 255)
// mode = BASE_CHAR;
//else
mode = BASE_2;
}
//else if (mode == BASE_CHAR)
// mode = BASE_2;
register_display[index] = mode;
UpdateRegister(text, value, index);
}
