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054c982181
The enabled state of a GAction now propagates both to any toolbar buttons and any menu items linked to the action. Toolbar buttons are painted in a grayed out style when disabled. Menu items are gray when disabled. :^)
58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
#include <LibGUI/GMenuItem.h>
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#include <LibGUI/GAction.h>
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#include <LibGUI/GEventLoop.h>
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#include <WindowServer/WSAPITypes.h>
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GMenuItem::GMenuItem(unsigned menu_id, Type type)
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: m_type(type)
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, m_menu_id(menu_id)
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{
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}
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GMenuItem::GMenuItem(unsigned menu_id, Retained<GAction>&& action)
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: m_type(Action)
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, m_menu_id(menu_id)
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, m_action(move(action))
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{
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m_action->register_menu_item({ }, *this);
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m_enabled = m_action->is_enabled();
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}
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GMenuItem::~GMenuItem()
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{
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if (m_action)
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m_action->unregister_menu_item({ }, *this);
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}
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void GMenuItem::set_enabled(bool enabled)
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{
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if (m_enabled == enabled)
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return;
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m_enabled = enabled;
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update_window_server();
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}
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void GMenuItem::update_window_server()
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{
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auto& action = *m_action;
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WSAPI_ClientMessage request;
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request.type = WSAPI_ClientMessage::Type::UpdateMenuItem;
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request.menu.menu_id = m_menu_id;
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request.menu.identifier = m_identifier;
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request.menu.enabled = action.is_enabled();
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ASSERT(action.text().length() < (ssize_t)sizeof(request.text));
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strcpy(request.text, action.text().characters());
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request.text_length = action.text().length();
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if (action.shortcut().is_valid()) {
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auto shortcut_text = action.shortcut().to_string();
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ASSERT(shortcut_text.length() < (ssize_t)sizeof(request.menu.shortcut_text));
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strcpy(request.menu.shortcut_text, shortcut_text.characters());
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request.menu.shortcut_text_length = shortcut_text.length();
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} else {
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request.menu.shortcut_text_length = 0;
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}
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GEventLoop::current().sync_request(request, WSAPI_ServerMessage::Type::DidUpdateMenuItem);
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}
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