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Toolbar.cpp
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145 lines (124 loc) · 4.45 KB
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// Copyright (C) Microsoft Corporation. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "stdafx.h"
#include "Toolbar.h"
#include "AppWindow.h"
#include "resource.h"
Toolbar::Toolbar() : m_items{ Item_LAST } {}
Toolbar::~Toolbar()
{
if (m_font)
{
DeleteObject(m_font);
}
}
void Toolbar::Initialize(AppWindow* appWindow)
{
m_appWindow = appWindow;
HWND mainWindow = m_appWindow->GetMainWindow();
m_items[Item_BackButton] = CreateWindow(
L"button", L"Back", WS_CHILD | WS_VISIBLE | WS_BORDER | WS_TABSTOP, 0, 0, 0, 0,
mainWindow, (HMENU)IDE_BACK, nullptr, 0);
m_items[Item_ForwardButton] = CreateWindow(
L"button", L"Forward", WS_CHILD | WS_VISIBLE | WS_BORDER | WS_TABSTOP, 0, 0, 0, 0,
mainWindow, (HMENU)IDE_FORWARD, nullptr, 0);
m_items[Item_ReloadButton] = CreateWindow(
L"button", L"Reload", WS_CHILD | WS_VISIBLE | WS_BORDER | WS_TABSTOP, 0, 0, 0, 0,
mainWindow, (HMENU)IDE_ADDRESSBAR_RELOAD, nullptr, 0);
m_items[Item_CancelButton] = CreateWindow(
L"button", L"Cancel", WS_CHILD | WS_VISIBLE | WS_BORDER | WS_TABSTOP, 0, 0, 0, 0,
mainWindow, (HMENU)IDE_CANCEL, nullptr, 0);
m_items[Item_AddressBar] = CreateWindow(
L"edit", nullptr, WS_CHILD | WS_VISIBLE | WS_BORDER | WS_TABSTOP, 0, 0, 0, 0,
mainWindow, (HMENU)IDE_ADDRESSBAR, nullptr, 0);
m_items[Item_GoButton] = CreateWindow(
L"button", L"Go", WS_CHILD | WS_VISIBLE | WS_BORDER | WS_TABSTOP | BS_DEFPUSHBUTTON,
0, 0, 0, 0, mainWindow, (HMENU)IDE_ADDRESSBAR_GO, nullptr, 0);
UpdateDpiAndTextScale();
RECT availableBounds = { 0 };
GetClientRect(mainWindow, &availableBounds);
Resize(availableBounds);
DisableAllItems();
}
void Toolbar::SetItemEnabled(Item item, bool enabled)
{
EnableWindow(m_items[item], enabled);
}
void Toolbar::DisableAllItems()
{
for (HWND hwnd : m_items)
{
EnableWindow(hwnd, FALSE);
}
}
HWND Toolbar::GetItem(Item item) const
{
return m_items[item];
}
const std::vector<HWND>& Toolbar::GetItems() const
{
return m_items;
}
RECT Toolbar::Resize(RECT availableBounds)
{
const int clientWidth = availableBounds.right - availableBounds.left;
const int clientHeight = availableBounds.bottom - availableBounds.top;
const float dpiScale = m_appWindow? float(m_appWindow->GetDpiScale()) : 1.0f;
const int clientLogicalWidth = int(float(clientWidth) / dpiScale);
const int itemHeight = int(32 * dpiScale);
int nextOffsetX = 0;
for (Item item = Item_BackButton; item < Item_LAST; item = Item(item + 1))
{
int itemWidth = int(GetItemLogicalWidth(item, clientLogicalWidth) * dpiScale);
SetWindowPos(m_items[item], nullptr, nextOffsetX, 0, itemWidth, itemHeight,
SWP_NOZORDER | SWP_NOACTIVATE);
nextOffsetX += itemWidth;
}
return { 0, itemHeight, clientWidth, clientHeight };
}
void Toolbar::UpdateDpiAndTextScale()
{
UpdateFont();
for (Item item = Item_BackButton; item < Item_LAST; item = Item(item + 1))
{
SendMessage(m_items[item], WM_SETFONT, (WPARAM)m_font, FALSE);
}
}
int Toolbar::GetItemLogicalWidth(Item item, int clientLogicalWidth) const
{
static const int s_itemButtonLogicalWidth = 64;
int itemLogicalWidth = 0;
switch (item)
{
case Item_BackButton:
case Item_ForwardButton:
case Item_ReloadButton:
case Item_CancelButton:
case Item_GoButton:
itemLogicalWidth = s_itemButtonLogicalWidth;
break;
case Item_AddressBar:
itemLogicalWidth = clientLogicalWidth - s_itemButtonLogicalWidth * (Item_LAST - 1);
break;
default:
FAIL_FAST();
}
return itemLogicalWidth;
}
void Toolbar::UpdateFont()
{
static const WCHAR s_fontName[] = L"WebView2APISample Font";
if (m_font)
{
DeleteObject(m_font);
}
LOGFONT logFont;
GetObject(GetStockObject(SYSTEM_FONT), sizeof(LOGFONT), &logFont);
double dpiScale = m_appWindow->GetDpiScale();
double textScale = m_appWindow->GetTextScale();
logFont.lfHeight *= LONG(dpiScale * textScale);
logFont.lfWidth *= LONG(dpiScale * textScale);
StringCchCopy(logFont.lfFaceName, ARRAYSIZE(logFont.lfFaceName), s_fontName);
m_font = CreateFontIndirect(&logFont);
}