macdockiconhandler.mm

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// Copyright (c) 2011-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include "macdockiconhandler.h"
 
#include <AppKit/AppKit.h>
#include <objc/runtime.h>
 
static MacDockIconHandler *s_instance = nullptr;
 
bool dockClickHandler(id self, SEL _cmd, ...) {
    Q_UNUSED(self)
    Q_UNUSED(_cmd)
 
    Q_EMIT s_instance->dockIconClicked();
 
    // Return NO (false) to suppress the default macOS actions
    return false;
}
 
void setupDockClickHandler() {
    Class delClass =
        (Class)[[[NSApplication sharedApplication] delegate] class];
    SEL shouldHandle =
        sel_registerName("applicationShouldHandleReopen:hasVisibleWindows:");
    class_replaceMethod(delClass, shouldHandle, (IMP)dockClickHandler, "B@:");
}
 
MacDockIconHandler::MacDockIconHandler() : QObject() {
    setupDockClickHandler();
}
 
MacDockIconHandler *MacDockIconHandler::instance() {
    if (!s_instance) s_instance = new MacDockIconHandler();
    return s_instance;
}
 
void MacDockIconHandler::cleanup() {
    delete s_instance;
}
 
void ForceActivation() {
    [[NSApplication sharedApplication] activateIgnoringOtherApps:YES];
}