gecko-dev/widget/windows/TaskbarPreviewButton.cpp
2019-06-20 20:00:24 +00:00

138 lines
3.4 KiB
C++

/* vim: se cin sw=2 ts=2 et : */
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <windows.h>
#include <strsafe.h>
#include "TaskbarWindowPreview.h"
#include "TaskbarPreviewButton.h"
#include "nsWindowGfx.h"
#include <imgIContainer.h>
namespace mozilla {
namespace widget {
NS_IMPL_ISUPPORTS(TaskbarPreviewButton, nsITaskbarPreviewButton,
nsISupportsWeakReference)
TaskbarPreviewButton::TaskbarPreviewButton(TaskbarWindowPreview* preview,
uint32_t index)
: mPreview(preview), mIndex(index) {}
TaskbarPreviewButton::~TaskbarPreviewButton() { SetVisible(false); }
NS_IMETHODIMP
TaskbarPreviewButton::GetTooltip(nsAString& aTooltip) {
aTooltip = mTooltip;
return NS_OK;
}
NS_IMETHODIMP
TaskbarPreviewButton::SetTooltip(const nsAString& aTooltip) {
mTooltip = aTooltip;
size_t destLength = sizeof Button().szTip / (sizeof Button().szTip[0]);
wchar_t* tooltip = &(Button().szTip[0]);
StringCchCopyNW(tooltip, destLength, mTooltip.get(), mTooltip.Length());
return Update();
}
NS_IMETHODIMP
TaskbarPreviewButton::GetDismissOnClick(bool* dismiss) {
*dismiss = (Button().dwFlags & THBF_DISMISSONCLICK) == THBF_DISMISSONCLICK;
return NS_OK;
}
NS_IMETHODIMP
TaskbarPreviewButton::SetDismissOnClick(bool dismiss) {
if (dismiss)
Button().dwFlags |= THBF_DISMISSONCLICK;
else
Button().dwFlags &= ~THBF_DISMISSONCLICK;
return Update();
}
NS_IMETHODIMP
TaskbarPreviewButton::GetHasBorder(bool* hasBorder) {
*hasBorder = (Button().dwFlags & THBF_NOBACKGROUND) != THBF_NOBACKGROUND;
return NS_OK;
}
NS_IMETHODIMP
TaskbarPreviewButton::SetHasBorder(bool hasBorder) {
if (hasBorder)
Button().dwFlags &= ~THBF_NOBACKGROUND;
else
Button().dwFlags |= THBF_NOBACKGROUND;
return Update();
}
NS_IMETHODIMP
TaskbarPreviewButton::GetDisabled(bool* disabled) {
*disabled = (Button().dwFlags & THBF_DISABLED) == THBF_DISABLED;
return NS_OK;
}
NS_IMETHODIMP
TaskbarPreviewButton::SetDisabled(bool disabled) {
if (disabled)
Button().dwFlags |= THBF_DISABLED;
else
Button().dwFlags &= ~THBF_DISABLED;
return Update();
}
NS_IMETHODIMP
TaskbarPreviewButton::GetImage(imgIContainer** img) {
if (mImage)
NS_ADDREF(*img = mImage);
else
*img = nullptr;
return NS_OK;
}
NS_IMETHODIMP
TaskbarPreviewButton::SetImage(imgIContainer* img) {
if (Button().hIcon) ::DestroyIcon(Button().hIcon);
if (img) {
nsresult rv;
rv = nsWindowGfx::CreateIcon(
img, false, LayoutDeviceIntPoint(),
nsWindowGfx::GetIconMetrics(nsWindowGfx::kRegularIcon),
&Button().hIcon);
NS_ENSURE_SUCCESS(rv, rv);
} else {
Button().hIcon = nullptr;
}
return Update();
}
NS_IMETHODIMP
TaskbarPreviewButton::GetVisible(bool* visible) {
*visible = (Button().dwFlags & THBF_HIDDEN) != THBF_HIDDEN;
return NS_OK;
}
NS_IMETHODIMP
TaskbarPreviewButton::SetVisible(bool visible) {
if (visible)
Button().dwFlags &= ~THBF_HIDDEN;
else
Button().dwFlags |= THBF_HIDDEN;
return Update();
}
THUMBBUTTON& TaskbarPreviewButton::Button() {
return mPreview->mThumbButtons[mIndex];
}
nsresult TaskbarPreviewButton::Update() {
return mPreview->UpdateButton(mIndex);
}
} // namespace widget
} // namespace mozilla