rainmeter-studio/Library/Dialog.cpp
2012-06-19 13:52:07 +03:00

157 lines
3.5 KiB
C++

/*
Copyright (C) 2011 Birunthan Mohanathas
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "StdAfx.h"
#include "Dialog.h"
HWND CDialog::c_ActiveDialogWindow = NULL;
HWND CDialog::c_ActiveTabWindow = NULL;
/*
** Constructor.
**
*/
CDialog::CDialog(HWND wnd) :
m_Window(wnd),
m_Font(),
m_FontBold()
{
NONCLIENTMETRICS ncm;
ncm.cbSize = sizeof(NONCLIENTMETRICS) - sizeof(ncm.iPaddedBorderWidth);
SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &ncm, 0);
m_Font = CreateFontIndirect(&ncm.lfMenuFont);
ncm.lfMenuFont.lfWeight = FW_BOLD;
ncm.lfMenuFont.lfHeight -= 2;
m_FontBold = CreateFontIndirect(&ncm.lfMenuFont);
}
/*
** Destructor.
**
*/
CDialog::~CDialog()
{
DeleteObject(m_Font);
DeleteObject(m_FontBold);
}
INT_PTR CDialog::OnActivate(WPARAM wParam, LPARAM lParam)
{
if (wParam)
{
c_ActiveDialogWindow = m_Window;
c_ActiveTabWindow = GetActiveWindow();
}
else
{
c_ActiveDialogWindow = c_ActiveTabWindow = NULL;
}
return FALSE;
}
/*
** Sets dialog font to UI font.
**
*/
void CDialog::SetDialogFont(HWND window)
{
EnumChildWindows(window, SetFontProc, (WPARAM)m_Font);
}
BOOL CALLBACK CDialog::SetFontProc(HWND hWnd, LPARAM lParam)
{
SendMessage(hWnd, WM_SETFONT, (WPARAM)lParam, 0);
return TRUE;
}
/*
** Subclass button control to draw arrow on the right.
**
*/
void CDialog::SetMenuButton(HWND button)
{
SetWindowSubclass(button, MenuButtonProc, NULL, NULL);
}
LRESULT CALLBACK CDialog::MenuButtonProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR uIdSubclass, DWORD_PTR dwRefData)
{
switch (uMsg)
{
case WM_PAINT:
{
DefSubclassProc(hWnd, uMsg, wParam, lParam);
// Draw arrow on top of the button
HDC dc = GetDC(hWnd);
RECT buttonRect;
GetClientRect(hWnd, &buttonRect);
int arrowX = buttonRect.right - 18;
int arroyY = buttonRect.top + 4;
RECT arrowRect = { arrowX, arroyY, arrowX + 14, arroyY + 14 };
const WORD DFCS_MENUARROWDOWN = 0x0010; // Undocumented
DWORD drawFlags = DFCS_TRANSPARENT | DFCS_MENUARROWDOWN | (IsWindowEnabled(hWnd) ? 0 : DFCS_INACTIVE);
DrawFrameControl(dc, &arrowRect, DFC_MENU, drawFlags);
ReleaseDC(hWnd, dc);
return 0;
}
break;
}
return DefSubclassProc(hWnd, uMsg, wParam, lParam);
}
/*
** Constructor.
**
*/
CDialog::CTab::CTab(HINSTANCE instance, HWND owner, WORD tabId, DLGPROC tabProc) :
m_Window(CreateDialog(instance, MAKEINTRESOURCE(tabId), owner, tabProc)),
m_Initialized(false)
{
EnableThemeDialogTexture(m_Window, ETDT_ENABLETAB);
}
/*
** Destructor.
**
*/
CDialog::CTab::~CTab()
{
DestroyWindow(m_Window);
}
/*
** Activates the tab.
**
*/
void CDialog::CTab::Activate()
{
c_ActiveTabWindow = m_Window;
if (!m_Initialized)
{
Initialize();
}
EnableWindow(m_Window, TRUE);
BringWindowToTop(m_Window);
}