taskbar gage (windows7 이상)

#pragma once

// insterface

typedef struct ITaskbarList3 TaskbarListInterface;

class TaskbarGage

{

public:

TaskbarGage();

~TaskbarGage();

void init(wxWindow* window);

void clear(); // taskbar에서 gauge 제거

void normal();

void pause();

void indeterminate();

void error();

void update(unsigned __int64 now, unsigned __int64 total);

bool isMoreThanWindows7();

private:

UINT64 now_;

UINT64 total_;

wxWindow* window_;

TaskbarListInterface* interface_;

};

#include "stdafx.h"

#include "taskbar_gage.h"

// Windows Header Files: 

#include <windows.h> 

#include <windowsx.h> 

 

// Header Files for Windows 7 Taskbar features 

#include <shobjidl.h> 

#include <propkey.h> 

#include <propvarutil.h> 

#include <shlobj.h> 

#include <shellapi.h>

TaskbarGage::TaskbarGage() : window_(0), interface_(0), total_(0), now_(0) {}

void TaskbarGage::init(wxWindow* window) {

window_ = window;

if (isMoreThanWindows7()) {

CoInitialize(NULL);

HRESULT hr = CoCreateInstance(CLSID_TaskbarList, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&interface_));

if (FAILED(hr)) {

interface_ = NULL;

}

}

}

TaskbarGage::~TaskbarGage() {

if (interface_) {

interface_->Release();

CoUninitialize();

}

}

bool TaskbarGage::isMoreThanWindows7() {

int os_major_version = 0;

int os_minor_version = 0;

wxOperatingSystemId os = wxGetOsVersion(&os_major_version, &os_minor_version);

// windows7 이나 Windows Server 2008 R2 이상

return (os & wxOS_WINDOWS && os_major_version >=6 && os_minor_version > 0);

}

void TaskbarGage::clear() {

if (interface_) interface_->SetProgressState(window_->GetHandle(), TBPF_NOPROGRESS);

}

void TaskbarGage::normal() {

if (interface_) interface_->SetProgressState(window_->GetHandle(), TBPF_NORMAL);

}

void TaskbarGage::pause() {

if (interface_) interface_->SetProgressState(window_->GetHandle(), TBPF_PAUSED);

}

void TaskbarGage::indeterminate() {

if (interface_) interface_->SetProgressState(window_->GetHandle(), TBPF_INDETERMINATE);

}

void TaskbarGage::error() {

if (interface_) interface_->SetProgressState(window_->GetHandle(), TBPF_ERROR);

}

void TaskbarGage::update(UINT64 now, UINT64 total) {

if (interface_) {

if (total == total_ && now == now_) return;

total_ = total;

now_ = now;

interface_->SetProgressValue(window_->GetHandle(), now, total);

}

}