80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
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#include "StateHandler.hpp"
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wxDEFINE_EVENT(EVT_ENABLE_CHANGED, wxCommandEvent);
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StateHandler::StateHandler(wxWindow * owner)
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: owner_(owner)
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{
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if (owner->IsEnabled())
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states_ |= Enabled;
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if (owner->HasFocus())
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states_ |= Focused;
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}
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void StateHandler::attach(StateColor const &color)
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{
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colors_.push_back(&color);
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}
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void StateHandler::attach(std::vector<StateColor const *> const & colors)
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{
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colors_.insert(colors_.end(), colors.begin(), colors.end());
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}
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void StateHandler::update_binds()
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{
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int bind_states = 0;
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for (auto c : colors_) {
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bind_states |= c->states();
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}
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bind_states = bind_states | (bind_states >> 16);
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int diff = bind_states ^ bind_states_;
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State states[] = {Enabled, Checked, Focused, Hovered, Pressed};
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wxEventType events[] = {EVT_ENABLE_CHANGED, wxEVT_CHECKBOX, wxEVT_SET_FOCUS, wxEVT_ENTER_WINDOW, wxEVT_LEFT_DOWN};
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wxEventType events2[] = {{0}, {0}, wxEVT_KILL_FOCUS, wxEVT_LEAVE_WINDOW, wxEVT_LEFT_UP};
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for (int i = 0; i < 5; ++i) {
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int s = states[i];
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if (diff & s) {
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if (bind_states & s) {
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owner_->Bind(events[i], &StateHandler::changed, this);
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if (events2[i])
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owner_->Bind(events2[i], &StateHandler::changed, this);
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} else {
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owner_->Unbind(events[i], &StateHandler::changed, this);
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if (events2[i])
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owner_->Unbind(events2[i], &StateHandler::changed, this);
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}
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}
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}
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bind_states_ = bind_states;
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owner_->Refresh();
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}
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void StateHandler::changed(wxEvent & event)
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{
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event.Skip();
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wxEventType events[] = {EVT_ENABLE_CHANGED, wxEVT_CHECKBOX, wxEVT_SET_FOCUS, wxEVT_ENTER_WINDOW, wxEVT_LEFT_DOWN};
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wxEventType events2[] = {{0}, {0}, wxEVT_KILL_FOCUS, wxEVT_LEAVE_WINDOW, wxEVT_LEFT_UP};
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int old = states2_ | states_;
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// some events are from another window (ex: text_ctrl of TextInput), save state in states2_ to avoid conflicts
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int & states = event.GetEventObject() == owner_ ? states_ : states2_;
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for (int i = 0; i < 5; ++i) {
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if (events2[i]) {
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if (event.GetEventType() == events[i]) {
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states |= 1 << i;
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break;
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} else if (event.GetEventType() == events2[i]) {
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states &= ~(1 << i);
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break;
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}
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}
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else {
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if (event.GetEventType() == events[i]) {
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states ^= (1 << i);
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break;
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}
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}
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}
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if (old != (states2_ | states_))
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owner_->Refresh();
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}
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