/
Modifier.h
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/
Modifier.h
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#pragma once
#include "i18n.h"
#include <wx/event.h>
#include <vector>
#include <string>
#include "xmlutil/Node.h"
#include "string/split.h"
namespace wxutil
{
class Modifier
{
#define ATTR_MODIFIER ("modifiers")
#define MODIFIERSTR_SHIFT "SHIFT"
#define MODIFIERSTR_ALT "ALT"
#define MODIFIERSTR_CONTROL "CONTROL"
public:
enum Flags
{
NONE = 0,
/* Used by wxutil::MouseButton
LEFT = 1 << 1,
RIGHT = 1 << 2,
MIDDLE = 1 << 3,
AUX1 = 1 << 4,
AUX2 = 1 << 5,
*/
SHIFT = 1 << 6,
CONTROL = 1 << 7,
ALT = 1 << 8
};
// Translates the given wxMouseEvent to modifier flags.
static unsigned int GetStateForMouseEvent(wxMouseEvent& ev)
{
unsigned int state = NONE;
if (ev.ShiftDown())
{
state |= SHIFT;
}
else
{
state &= ~SHIFT;
}
if (ev.ControlDown())
{
state |= CONTROL;
}
else
{
state &= ~CONTROL;
}
if (ev.AltDown())
{
state |= ALT;
}
else
{
state &= ~ALT;
}
return state;
}
// Translates the given wxKeyEvent to modifier flags.
static unsigned int GetStateForKeyEvent(wxKeyEvent& ev)
{
unsigned int state = NONE;
if (ev.ShiftDown())
{
state |= SHIFT;
}
else
{
state &= ~SHIFT;
}
if (ev.ControlDown())
{
state |= CONTROL;
}
else
{
state &= ~CONTROL;
}
if (ev.AltDown())
{
state |= ALT;
}
else
{
state &= ~ALT;
}
return state;
}
// Converts e.g. "SHIFT+ALT" to flags
static unsigned int GetStateFromModifierString(const std::string& modifierStr)
{
unsigned int state = NONE;
std::vector<std::string> parts;
string::split(parts, modifierStr, "+");
for (const std::string& mod : parts)
{
if (mod == MODIFIERSTR_SHIFT) { state |= SHIFT; continue; }
if (mod == MODIFIERSTR_ALT) { state |= ALT; continue; }
if (mod == MODIFIERSTR_CONTROL) { state |= CONTROL; continue; }
}
return state;
}
static unsigned int LoadFromNode(const xml::Node& node)
{
return GetStateFromModifierString(node.getAttributeValue(ATTR_MODIFIER));
}
static std::string GetModifierString(unsigned int state)
{
std::string mod = "";
if ((state & ALT) != 0) mod += mod.empty() ? MODIFIERSTR_ALT : "+" MODIFIERSTR_ALT;
if ((state & CONTROL) != 0) mod += mod.empty() ? MODIFIERSTR_CONTROL : "+" MODIFIERSTR_CONTROL;
if ((state & SHIFT) != 0) mod += mod.empty() ? MODIFIERSTR_SHIFT : "+" MODIFIERSTR_SHIFT;
return mod;
}
static std::string GetLocalisedModifierString(unsigned int state, const std::string& separator = "+")
{
std::string mod = "";
if ((state & ALT) != 0) mod += mod.empty() ? _("Alt") : separator + _("Alt");
if ((state & CONTROL) != 0) mod += mod.empty() ? _("Ctrl") : separator + _("Ctrl");
if ((state & SHIFT) != 0) mod += mod.empty() ? _("Shift") : separator + _("Shift");
return mod;
}
static void SaveToNode(unsigned int state, xml::Node& node)
{
node.setAttributeValue(ATTR_MODIFIER, GetModifierString(state));
}
};
} // namespace