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-rw-r--r--widget/windows/TaskbarPreviewButton.cpp137
1 files changed, 137 insertions, 0 deletions
diff --git a/widget/windows/TaskbarPreviewButton.cpp b/widget/windows/TaskbarPreviewButton.cpp
new file mode 100644
index 0000000000..abbb1069a9
--- /dev/null
+++ b/widget/windows/TaskbarPreviewButton.cpp
@@ -0,0 +1,137 @@
+/* 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